diff --git a/executables/nr-ru.c b/executables/nr-ru.c
index 9dbd025680..18aa36a78f 100644
--- a/executables/nr-ru.c
+++ b/executables/nr-ru.c
@@ -797,58 +797,21 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
   int mu = config->ssb_config.scs_common.value;
   int N_RB = config->carrier_config.dl_grid_size[config->ssb_config.scs_common.value].value;
 
-  if (mu == NR_MU_0) { //or if LTE
-    if(N_RB == 100) {
-      if (fp->threequarter_fs) {
-        cfg->sample_rate=23.04e6;
-        cfg->samples_per_frame = 230400;
-        cfg->tx_bw = 10e6;
-        cfg->rx_bw = 10e6;
-      } else {
-        cfg->sample_rate=30.72e6;
-        cfg->samples_per_frame = 307200;
-        cfg->tx_bw = 10e6;
-        cfg->rx_bw = 10e6;
-      }
-    } else if(N_RB == 50) {
-      cfg->sample_rate=15.36e6;
-      cfg->samples_per_frame = 153600;
-      cfg->tx_bw = 5e6;
-      cfg->rx_bw = 5e6;
-    } else if (N_RB == 25) {
-      cfg->sample_rate=7.68e6;
-      cfg->samples_per_frame = 76800;
-      cfg->tx_bw = 2.5e6;
-      cfg->rx_bw = 2.5e6;
-    } else if (N_RB == 6) {
-      cfg->sample_rate=1.92e6;
-      cfg->samples_per_frame = 19200;
-      cfg->tx_bw = 1.5e6;
-      cfg->rx_bw = 1.5e6;
-    } else AssertFatal(1==0,"Unknown N_RB %d\n",N_RB);
-  } else if (mu == NR_MU_1) {
-    if(N_RB == 273) {
-      if (fp->threequarter_fs) {
-        AssertFatal(0 == 1,"three quarter sampling not supported for N_RB 273\n");
-      } else {
-        cfg->sample_rate=122.88e6;
-        cfg->samples_per_frame = 1228800;
-        cfg->tx_bw = 100e6;
-        cfg->rx_bw = 100e6;
-      }
-    } else if(N_RB == 217) {
+  if (mu == NR_MU_0) {
+    switch(N_RB) {
+    case 270:
       if (fp->threequarter_fs) {
         cfg->sample_rate=92.16e6;
         cfg->samples_per_frame = 921600;
-        cfg->tx_bw = 80e6;
-        cfg->rx_bw = 80e6;
+        cfg->tx_bw = 50e6;
+        cfg->rx_bw = 50e6;
       } else {
-        cfg->sample_rate=122.88e6;
-        cfg->samples_per_frame = 1228800;
-        cfg->tx_bw = 80e6;
-        cfg->rx_bw = 80e6;
+        cfg->sample_rate=61.44e6;
+        cfg->samples_per_frame = 614400;
+        cfg->tx_bw = 50e6;
+        cfg->rx_bw = 50e6;
       }
-    } else if(N_RB == 106) {
+    case 216:
       if (fp->threequarter_fs) {
         cfg->sample_rate=46.08e6;
         cfg->samples_per_frame = 460800;
@@ -861,20 +824,154 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
         cfg->tx_bw = 40e6;
         cfg->rx_bw = 40e6;
       }
-    } else {
+      break;
+    case 106:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=23.04e6;
+        cfg->samples_per_frame = 230400;
+        cfg->tx_bw = 20e6;
+        cfg->rx_bw = 20e6;
+      }
+      else {
+        cfg->sample_rate=30.72e6;
+        cfg->samples_per_frame = 307200;
+        cfg->tx_bw = 20e6;
+        cfg->rx_bw = 20e6;
+      }
+      break;
+    case 52:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=11.52e6;
+        cfg->samples_per_frame = 115200;
+        cfg->tx_bw = 10e6;
+        cfg->rx_bw = 10e6;
+      }
+      else {
+        cfg->sample_rate=15.36e6;
+        cfg->samples_per_frame = 153600;
+        cfg->tx_bw = 10e6;
+        cfg->rx_bw = 10e6;
+      }
+    case 25:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=5.76e6;
+        cfg->samples_per_frame = 57600;
+        cfg->tx_bw = 5e6;
+        cfg->rx_bw = 5e6;
+      }
+      else {
+        cfg->sample_rate=7.68e6;
+        cfg->samples_per_frame = 76800;
+        cfg->tx_bw = 5e6;
+        cfg->rx_bw = 5e6;
+      }
+      break;
+    default:
+      AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
+    }
+  } else if (mu == NR_MU_1) {
+    switch(N_RB) {
+    case 273:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=184.32e6;
+        cfg->samples_per_frame = 1843200;
+        cfg->tx_bw = 100e6;
+        cfg->rx_bw = 100e6;
+      } else {
+        cfg->sample_rate=122.88e6;
+        cfg->samples_per_frame = 1228800;
+        cfg->tx_bw = 100e6;
+        cfg->rx_bw = 100e6;
+      }
+      break;
+    case 217:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=92.16e6;
+        cfg->samples_per_frame = 921600;
+        cfg->tx_bw = 80e6;
+        cfg->rx_bw = 80e6;
+      } else {
+        cfg->sample_rate=122.88e6;
+        cfg->samples_per_frame = 1228800;
+        cfg->tx_bw = 80e6;
+        cfg->rx_bw = 80e6;
+      }
+      break;
+    case 106:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=46.08e6;
+        cfg->samples_per_frame = 460800;
+        cfg->tx_bw = 40e6;
+        cfg->rx_bw = 40e6;
+      }
+      else {
+        cfg->sample_rate=61.44e6;
+        cfg->samples_per_frame = 614400;
+        cfg->tx_bw = 40e6;
+        cfg->rx_bw = 40e6;
+      }
+      break;
+    case 51:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=23.04e6;
+        cfg->samples_per_frame = 230400;
+        cfg->tx_bw = 20e6;
+        cfg->rx_bw = 20e6;
+      }
+      else {
+        cfg->sample_rate=30.72e6;
+        cfg->samples_per_frame = 307200;
+        cfg->tx_bw = 20e6;
+        cfg->rx_bw = 20e6;
+      }
+      break;
+    case 24:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=11.52e6;
+        cfg->samples_per_frame = 115200;
+        cfg->tx_bw = 10e6;
+        cfg->rx_bw = 10e6;
+      }
+      else {
+        cfg->sample_rate=15.36e6;
+        cfg->samples_per_frame = 153600;
+        cfg->tx_bw = 10e6;
+        cfg->rx_bw = 10e6;
+      }
+      break;
+    default:
       AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
     }
   } else if (mu == NR_MU_3) {
-    if (N_RB == 66) {
-      cfg->sample_rate = 122.88e6;
-      cfg->samples_per_frame = 1228800;
-      cfg->tx_bw = 100e6;
-      cfg->rx_bw = 100e6;
-    } else if(N_RB == 32) {
-      cfg->sample_rate=61.44e6;
-      cfg->samples_per_frame = 614400;
-      cfg->tx_bw = 50e6;
-      cfg->rx_bw = 50e6;
+    switch(N_RB) {
+    case 66:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=184.32e6;
+        cfg->samples_per_frame = 1843200;
+        cfg->tx_bw = 100e6;
+        cfg->rx_bw = 100e6;
+      } else {
+        cfg->sample_rate = 122.88e6;
+        cfg->samples_per_frame = 1228800;
+        cfg->tx_bw = 100e6;
+        cfg->rx_bw = 100e6;
+      }
+      break;
+    case 32:
+      if (fp->threequarter_fs) {
+        cfg->sample_rate=92.16e6;
+        cfg->samples_per_frame = 921600;
+        cfg->tx_bw = 50e6;
+        cfg->rx_bw = 50e6;
+      } else {
+        cfg->sample_rate=61.44e6;
+        cfg->samples_per_frame = 614400;
+        cfg->tx_bw = 50e6;
+        cfg->rx_bw = 50e6;
+      }
+      break;
+    default:
+      AssertFatal(0==1,"N_RB %d not yet supported for numerology %d\n",N_RB,mu);
     }
   } else {
     AssertFatal(0 == 1,"Numerology %d not supported for the moment\n",mu);
@@ -921,60 +1018,52 @@ int setup_RU_buffers(RU_t *ru) {
   int i,j;
   int card,ant;
   //uint16_t N_TA_offset = 0;
-  NR_DL_FRAME_PARMS *frame_parms;
+  NR_DL_FRAME_PARMS *fp;
   nfapi_nr_config_request_scf_t *config = &ru->config;
 
   if (ru) {
-    frame_parms = ru->nr_frame_parms;
-    printf("setup_RU_buffers: frame_parms = %p\n",frame_parms);
+    fp = ru->nr_frame_parms;
+    printf("setup_RU_buffers: frame_parms = %p\n",fp);
   } else {
     printf("ru pointer is NULL\n");
     return(-1);
   }
+
   int mu = config->ssb_config.scs_common.value;
   int N_RB = config->carrier_config.dl_grid_size[config->ssb_config.scs_common.value].value;
 
-
   if (config->cell_config.frame_duplex_type.value == TDD) {
     int N_TA_offset =  config->carrier_config.uplink_frequency.value < 6000000 ? 400 : 431; // reference samples  for 25600Tc @ 30.72 Ms/s for FR1, same @ 61.44 Ms/s for FR2
 
     double factor=1;
-
     switch (mu) {
-    case 0: //15 kHz scs
-      AssertFatal(N_TA_offset == 400,"scs_common 15kHz only for FR1\n");
-      if (N_RB <= 25) factor = .25;      // 7.68 Ms/s
-      else if (N_RB <=50) factor = .5;   // 15.36 Ms/s
-      else if (N_RB <=75) factor = 1.0;  // 30.72 Ms/s
-      else if (N_RB <=100) factor = 1.0; // 30.72 Ms/s
-      else AssertFatal(1==0,"Too many PRBS for mu=0\n");
-      break;
-    case 1: //30 kHz sc
-      AssertFatal(N_TA_offset == 400,"scs_common 30kHz only for FR1\n");
-      if (N_RB <= 106) factor = 2.0; // 61.44 Ms/s
-      else if (N_RB <= 275) factor = 4.0; // 122.88 Ms/s
-      break;
-    case 2: //60 kHz scs
-      AssertFatal(1==0,"scs_common should not be 60 kHz\n");
-      break;
-    case 3: //120 kHz scs
-      AssertFatal(N_TA_offset == 431,"scs_common 120kHz only for FR2\n");
-      break;
-    case 4: //240 kHz scs
-      AssertFatal(1==0,"scs_common should not be 60 kHz\n");
-      if (N_RB <= 32) factor = 1.0; // 61.44 Ms/s
-      else if (N_RB <= 66) factor = 2.0; // 122.88 Ms/s
-      else AssertFatal(1==0,"N_RB %d is too big for curretn FR2 implementation\n",N_RB);
-      break;
-
-      if      (N_RB == 100) ru->N_TA_offset = 624;
-      else if (N_RB == 50)  ru->N_TA_offset = 624/2;
-      else if (N_RB == 25)  ru->N_TA_offset = 624/4;
+      case 0: //15 kHz scs
+        AssertFatal(N_TA_offset == 400, "scs_common 15kHz only for FR1\n");
+        factor = fp->samples_per_subframe / 30720.0;
+        break;
+      case 1: //30 kHz sc
+        AssertFatal(N_TA_offset == 400, "scs_common 30kHz only for FR1\n");
+        factor = fp->samples_per_subframe / 30720.0;
+        break;
+      case 2: //60 kHz scs
+        AssertFatal(1==0, "scs_common should not be 60 kHz\n");
+        break;
+      case 3: //120 kHz scs
+        AssertFatal(N_TA_offset == 431, "scs_common 120kHz only for FR2\n");
+        factor = fp->samples_per_subframe / 61440.0;
+        break;
+      case 4: //240 kHz scs
+        AssertFatal(N_TA_offset == 431, "scs_common 240kHz only for FR2\n");
+        factor = fp->samples_per_subframe / 61440.0;
+        break;
+      default:
+        AssertFatal(1==0, "Invalid scs_common!\n");
     }
-    if (frame_parms->threequarter_fs == 1) factor = factor*.75;
+
     ru->N_TA_offset = (int)(N_TA_offset * factor);
-    LOG_I(PHY,"RU %d Setting N_TA_offset to %d samples (factor %f, UL Freq %d, N_RB %d)\n",ru->idx,ru->N_TA_offset,factor,
-	  config->carrier_config.uplink_frequency.value, N_RB);
+
+    LOG_I(PHY,"RU %d Setting N_TA_offset to %d samples (factor %f, UL Freq %d, N_RB %d, mu %d)\n",ru->idx,ru->N_TA_offset,factor,
+	  config->carrier_config.uplink_frequency.value, N_RB, mu);
   }
   else ru->N_TA_offset = 0;
 
diff --git a/executables/nr-softmodem.c b/executables/nr-softmodem.c
index 924c32b8a7..69fc3c554d 100644
--- a/executables/nr-softmodem.c
+++ b/executables/nr-softmodem.c
@@ -136,9 +136,6 @@ double rx_gain[MAX_NUM_CCs][4] = {{110,0,0,0},{20,0,0,0}};
 
 double rx_gain_off = 0.0;
 
-double sample_rate=30.72e6;
-double bw = 10.0e6;
-
 static int tx_max_power[MAX_NUM_CCs]; /* =  {0,0}*/;
 
 
@@ -476,93 +473,6 @@ void set_default_frame_parms(nfapi_nr_config_request_scf_t *config[MAX_NUM_CCs],
   }
 }
 
-/*
-void init_openair0(void) {
-
-  int card;
-  int i;
-
-  for (card=0; card<MAX_CARDS; card++) {
-
-    openair0_cfg[card].mmapped_dma=mmapped_dma;
-    openair0_cfg[card].configFilename = NULL;
-
-    if(config[0]->rf_config.dl_carrier_bandwidth.value == 100) {
-      if (frame_parms[0]->threequarter_fs) {
-  openair0_cfg[card].sample_rate=23.04e6;
-  openair0_cfg[card].samples_per_frame = 230400;
-  openair0_cfg[card].tx_bw = 10e6;
-  openair0_cfg[card].rx_bw = 10e6;
-      } else {
-  openair0_cfg[card].sample_rate=30.72e6;
-  openair0_cfg[card].samples_per_frame = 307200;
-  openair0_cfg[card].tx_bw = 10e6;
-  openair0_cfg[card].rx_bw = 10e6;
-      }
-    } else if(config[0]->rf_config.dl_carrier_bandwidth.value == 50) {
-      openair0_cfg[card].sample_rate=15.36e6;
-      openair0_cfg[card].samples_per_frame = 153600;
-      openair0_cfg[card].tx_bw = 5e6;
-      openair0_cfg[card].rx_bw = 5e6;
-    } else if (config[0]->rf_config.dl_carrier_bandwidth.value == 25) {
-      openair0_cfg[card].sample_rate=7.68e6;
-      openair0_cfg[card].samples_per_frame = 76800;
-      openair0_cfg[card].tx_bw = 2.5e6;
-      openair0_cfg[card].rx_bw = 2.5e6;
-    } else if (config[0]->rf_config.dl_carrier_bandwidth.value == 6) {
-      openair0_cfg[card].sample_rate=1.92e6;
-      openair0_cfg[card].samples_per_frame = 19200;
-      openair0_cfg[card].tx_bw = 1.5e6;
-      openair0_cfg[card].rx_bw = 1.5e6;
-    }
-
-
-    if (config[0]->subframe_config.duplex_mode.value==TDD)
-      openair0_cfg[card].duplex_mode = duplex_mode_TDD;
-    else //FDD
-      openair0_cfg[card].duplex_mode = duplex_mode_FDD;
-
-    printf("HW: Configuring card %d, nb_antennas_tx/rx %d/%d\n",card,
-     RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value,
-     RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
-    openair0_cfg[card].Mod_id = 0;
-
-    openair0_cfg[card].num_rb_dl=config[0]->rf_config.dl_carrier_bandwidth.value;
-
-    openair0_cfg[card].clock_source = clock_source;
-
-
-    openair0_cfg[card].tx_num_channels=min(2,RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
-    openair0_cfg[card].rx_num_channels=min(2,RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
-
-    for (i=0; i<4; i++) {
-
-      if (i<openair0_cfg[card].tx_num_channels)
-  openair0_cfg[card].tx_freq[i] = downlink_frequency[0][i] ;
-      else
-  openair0_cfg[card].tx_freq[i]=0.0;
-
-      if (i<openair0_cfg[card].rx_num_channels)
-  openair0_cfg[card].rx_freq[i] =downlink_frequency[0][i] + uplink_frequency_offset[0][i] ;
-      else
-  openair0_cfg[card].rx_freq[i]=0.0;
-
-      openair0_cfg[card].autocal[i] = 1;
-      openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
-      openair0_cfg[card].rx_gain[i] = RC.gNB[0]->rx_total_gain_dB;
-
-
-      openair0_cfg[card].configFilename = get_softmodem_params()->rf_config_file;
-      printf("Card %d, channel %d, Setting tx_gain %f, rx_gain %f, tx_freq %f, rx_freq %f\n",
-       card,i, openair0_cfg[card].tx_gain[i],
-       openair0_cfg[card].rx_gain[i],
-       openair0_cfg[card].tx_freq[i],
-       openair0_cfg[card].rx_freq[i]);
-    }
-  } // for loop on cards
-}
-*/
-
 void wait_RUs(void) {
   LOG_I(PHY,"Waiting for RUs to be configured ... RC.ru_mask:%02lx\n", RC.ru_mask);
   // wait for all RUs to be configured over fronthaul
diff --git a/executables/nr-ue.c b/executables/nr-ue.c
index dd11071682..f175ab4980 100644
--- a/executables/nr-ue.c
+++ b/executables/nr-ue.c
@@ -237,43 +237,6 @@ static void UE_synch(void *arg) {
               openair0_cfg[UE->rf_map.card].rx_freq[0],
               openair0_cfg[UE->rf_map.card].tx_freq[0]);
 
-        // reconfigure for potentially different bandwidth
-        switch(UE->frame_parms.N_RB_DL) {
-          case 6:
-            openair0_cfg[UE->rf_map.card].sample_rate =1.92e6;
-            openair0_cfg[UE->rf_map.card].rx_bw          =.96e6;
-            openair0_cfg[UE->rf_map.card].tx_bw          =.96e6;
-            //            openair0_cfg[0].rx_gain[0] -= 12;
-            break;
-
-          case 25:
-            openair0_cfg[UE->rf_map.card].sample_rate =7.68e6;
-            openair0_cfg[UE->rf_map.card].rx_bw          =2.5e6;
-            openair0_cfg[UE->rf_map.card].tx_bw          =2.5e6;
-            //            openair0_cfg[0].rx_gain[0] -= 6;
-            break;
-
-          case 50:
-            openair0_cfg[UE->rf_map.card].sample_rate =15.36e6;
-            openair0_cfg[UE->rf_map.card].rx_bw          =5.0e6;
-            openair0_cfg[UE->rf_map.card].tx_bw          =5.0e6;
-            //            openair0_cfg[0].rx_gain[0] -= 3;
-            break;
-
-          case 100:
-            openair0_cfg[UE->rf_map.card].sample_rate=30.72e6;
-            openair0_cfg[UE->rf_map.card].rx_bw=10.0e6;
-            openair0_cfg[UE->rf_map.card].tx_bw=10.0e6;
-            //            openair0_cfg[0].rx_gain[0] -= 0;
-            break;
-
-          case 66:
-            openair0_cfg[UE->rf_map.card].sample_rate=122.88e6;
-            openair0_cfg[UE->rf_map.card].rx_bw=100.e6;
-            openair0_cfg[UE->rf_map.card].tx_bw=100.e6;
-            break;
-        }
-
         if (UE->mode != loop_through_memory) {
           UE->rfdevice.trx_set_freq_func(&UE->rfdevice,&openair0_cfg[0],0);
           //UE->rfdevice.trx_set_gains_func(&openair0,&openair0_cfg[0]);
diff --git a/executables/nr-uesoftmodem.c b/executables/nr-uesoftmodem.c
index 451dcd3d29..2854457eee 100644
--- a/executables/nr-uesoftmodem.c
+++ b/executables/nr-uesoftmodem.c
@@ -145,7 +145,6 @@ int          chain_offset = 0;
 int           card_offset = 0;
 uint64_t num_missed_slots = 0; // counter for the number of missed slots
 int     transmission_mode = 1;
-int            numerology = 0;
 int        usrp_tx_thread = 0;
 int           oaisim_flag = 0;
 int            emulate_rf = 0;
@@ -316,92 +315,10 @@ void init_openair0(void) {
 
   for (card=0; card<MAX_CARDS; card++) {
     uint64_t dl_carrier, ul_carrier;
-    openair0_cfg[card].configFilename = NULL;
-    openair0_cfg[card].threequarter_fs = frame_parms->threequarter_fs;
-    numerology = frame_parms->numerology_index;
-
-    if(frame_parms->N_RB_DL == 66) {
-      if (numerology==3) {
-          openair0_cfg[card].sample_rate=122.88e6;
-          openair0_cfg[card].samples_per_frame = 1228800;
-        } else {
-          LOG_E(PHY,"Unsupported numerology! FR2 supports only 120KHz SCS for now.\n");
-          exit(-1);
-        }
-    }else if(frame_parms->N_RB_DL == 32) {
-      if (numerology==3) {
-          openair0_cfg[card].sample_rate=61.44e6;
-          openair0_cfg[card].samples_per_frame = 614400;
-        } else {
-          LOG_E(PHY,"Unsupported numerology! FR2 supports only 120KHz SCS for now.\n");
-          exit(-1);
-        }
-    }else if(frame_parms->N_RB_DL == 217) {
-      if (numerology==1) {
-        if (frame_parms->threequarter_fs) {
-          openair0_cfg[card].sample_rate=92.16e6;
-          openair0_cfg[card].samples_per_frame = 921600;
-        }
-        else {
-          openair0_cfg[card].sample_rate=122.88e6;
-          openair0_cfg[card].samples_per_frame = 1228800;
-        }
-      } else {
-        LOG_E(PHY,"Unsupported numerology!\n");
-        exit(-1);
-      }
-    } else if(frame_parms->N_RB_DL == 273) {
-      if (numerology==1) {
-        if (frame_parms->threequarter_fs) {
-          AssertFatal(0 == 1,"three quarter sampling not supported for N_RB 273\n");
-        }
-        else {
-          openair0_cfg[card].sample_rate=122.88e6;
-          openair0_cfg[card].samples_per_frame = 1228800;
-        }
-      } else {
-        LOG_E(PHY,"Unsupported numerology!\n");
-        exit(-1);
-      }
-    } else if(frame_parms->N_RB_DL == 106) {
-      if (numerology==0) {
-        if (frame_parms->threequarter_fs) {
-          openair0_cfg[card].sample_rate=23.04e6;
-          openair0_cfg[card].samples_per_frame = 230400;
-        } else {
-          openair0_cfg[card].sample_rate=30.72e6;
-          openair0_cfg[card].samples_per_frame = 307200;
-        }
-      } else if (numerology==1) {
-        if (frame_parms->threequarter_fs) {
-          openair0_cfg[card].sample_rate=46.08e6;
-          openair0_cfg[card].samples_per_frame = 460800;
-	}
-	else {
-          openair0_cfg[card].sample_rate=61.44e6;
-          openair0_cfg[card].samples_per_frame = 614400;
-        }
-      } else if (numerology==2) {
-        openair0_cfg[card].sample_rate=122.88e6;
-        openair0_cfg[card].samples_per_frame = 1228800;
-      } else {
-        LOG_E(PHY,"Unsupported numerology!\n");
-        exit(-1);
-      }
-    } else if(frame_parms->N_RB_DL == 50) {
-      openair0_cfg[card].sample_rate=15.36e6;
-      openair0_cfg[card].samples_per_frame = 153600;
-    } else if (frame_parms->N_RB_DL == 25) {
-      openair0_cfg[card].sample_rate=7.68e6;
-      openair0_cfg[card].samples_per_frame = 76800;
-    } else if (frame_parms->N_RB_DL == 6) {
-      openair0_cfg[card].sample_rate=1.92e6;
-      openair0_cfg[card].samples_per_frame = 19200;
-    }
-    else {
-      LOG_E(PHY,"Unknown NB_RB %d!\n",frame_parms->N_RB_DL);
-      exit(-1);
-    }
+    openair0_cfg[card].configFilename    = NULL;
+    openair0_cfg[card].threequarter_fs   = frame_parms->threequarter_fs;
+    openair0_cfg[card].sample_rate       = frame_parms->samples_per_subframe * 1e3;
+    openair0_cfg[card].samples_per_frame = frame_parms->samples_per_frame;
 
     if (frame_parms->frame_type==TDD)
       openair0_cfg[card].duplex_mode = duplex_mode_TDD;
@@ -415,8 +332,9 @@ void init_openair0(void) {
     openair0_cfg[card].tx_num_channels = min(2, frame_parms->nb_antennas_tx);
     openair0_cfg[card].rx_num_channels = min(2, frame_parms->nb_antennas_rx);
 
-    LOG_I(PHY, "HW: Configuring card %d, tx/rx num_channels %d/%d, duplex_mode %s\n",
+    LOG_I(PHY, "HW: Configuring card %d, sample_rate %f, tx/rx num_channels %d/%d, duplex_mode %s\n",
       card,
+      openair0_cfg[card].sample_rate,
       openair0_cfg[card].tx_num_channels,
       openair0_cfg[card].rx_num_channels,
       duplex_mode[openair0_cfg[card].duplex_mode]);
diff --git a/openair1/PHY/INIT/nr_init.c b/openair1/PHY/INIT/nr_init.c
index ab363fcae4..0e6b253c2b 100644
--- a/openair1/PHY/INIT/nr_init.c
+++ b/openair1/PHY/INIT/nr_init.c
@@ -464,8 +464,8 @@ void nr_phy_config_request_sim(PHY_VARS_gNB *gNB,
 
   gNB->mac_enabled   = 1;
   if (mu==1) {
-    fp->dl_CarrierFreq = 3500000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
-    fp->ul_CarrierFreq = 3500000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
+    fp->dl_CarrierFreq = 3600000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
+    fp->ul_CarrierFreq = 3600000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
     fp->nr_band = 78;
     //  fp->threequarter_fs= 0;
   } else if (mu==3) {
diff --git a/openair1/PHY/INIT/nr_init_ue.c b/openair1/PHY/INIT/nr_init_ue.c
index 8bcc58160f..3132fb9960 100644
--- a/openair1/PHY/INIT/nr_init_ue.c
+++ b/openair1/PHY/INIT/nr_init_ue.c
@@ -507,50 +507,36 @@ void init_N_TA_offset(PHY_VARS_NR_UE *ue){
   if (fp->frame_type == FDD) {
     ue->N_TA_offset = 0;
   } else {
-    int N_RB = fp->N_RB_DL;
     int N_TA_offset = fp->ul_CarrierFreq < 6e9 ? 400 : 431; // reference samples  for 25600Tc @ 30.72 Ms/s for FR1, same @ 61.44 Ms/s for FR2
-    double factor = 1;
+
+    double factor = 1.0;
     switch (fp->numerology_index) {
       case 0: //15 kHz scs
         AssertFatal(N_TA_offset == 400, "scs_common 15kHz only for FR1\n");
-        if (N_RB <= 25) factor = .25;      // 7.68 Ms/s
-        else if (N_RB <=50) factor = .5;   // 15.36 Ms/s
-        else if (N_RB <=75) factor = 1.0;  // 30.72 Ms/s
-        else if (N_RB <=100) factor = 1.0; // 30.72 Ms/s
-        else AssertFatal(1==0, "Too many PRBS for mu=0\n");
+        factor = fp->samples_per_subframe / 30720.0;
         break;
       case 1: //30 kHz sc
         AssertFatal(N_TA_offset == 400, "scs_common 30kHz only for FR1\n");
-        if (N_RB <= 106) factor = 2.0; // 61.44 Ms/s
-        else if (N_RB <= 275) factor = 4.0; // 122.88 Ms/s
+        factor = fp->samples_per_subframe / 30720.0;
         break;
       case 2: //60 kHz scs
         AssertFatal(1==0, "scs_common should not be 60 kHz\n");
         break;
       case 3: //120 kHz scs
         AssertFatal(N_TA_offset == 431, "scs_common 120kHz only for FR2\n");
+        factor = fp->samples_per_subframe / 61440.0;
         break;
       case 4: //240 kHz scs
-        AssertFatal(1==0, "scs_common should not be 60 kHz\n");
-        if (N_RB <= 32) factor = 1.0; // 61.44 Ms/s
-        else if (N_RB <= 66) factor = 2.0; // 122.88 Ms/s
-        else AssertFatal(1==0, "N_RB %d is too big for curretn FR2 implementation\n", N_RB);
+        AssertFatal(N_TA_offset == 431, "scs_common 240kHz only for FR2\n");
+        factor = fp->samples_per_subframe / 61440.0;
         break;
-
-      if (N_RB == 100)
-        ue->N_TA_offset = 624;
-      else if (N_RB == 50)
-        ue->N_TA_offset = 624/2;
-      else if (N_RB == 25)
-        ue->N_TA_offset = 624/4;
+      default:
+        AssertFatal(1==0, "Invalid scs_common!\n");
     }
 
-    if (fp->threequarter_fs == 1)
-      factor = factor*.75;
-
     ue->N_TA_offset = (int)(N_TA_offset * factor);
 
-    LOG_I(PHY,"UE %d Setting N_TA_offset to %d samples (factor %f, UL Freq %lu, N_RB %d)\n", ue->Mod_id, ue->N_TA_offset, factor, fp->ul_CarrierFreq, N_RB);
+    LOG_I(PHY,"UE %d Setting N_TA_offset to %d samples (factor %f, UL Freq %lu, N_RB %d, mu %d)\n", ue->Mod_id, ue->N_TA_offset, factor, fp->ul_CarrierFreq, fp->N_RB_DL, fp->numerology_index);
   }
 }
 
diff --git a/openair1/PHY/INIT/nr_parms.c b/openair1/PHY/INIT/nr_parms.c
index c5904a7da5..bacc671adc 100644
--- a/openair1/PHY/INIT/nr_parms.c
+++ b/openair1/PHY/INIT/nr_parms.c
@@ -75,9 +75,8 @@ int nr_get_ssb_start_symbol(NR_DL_FRAME_PARMS *fp)
   return symbol;
 }
 
-void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, uint16_t bw)
+void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, int N_RB_DL)
 {
-
   switch(mu) {
 
     case NR_MU_0: //15kHz scs
@@ -99,108 +98,17 @@ void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, uint16_t bw)
 	else
 	  AssertFatal(1==0,"NR Operating Band n%d not available for SS block SCS with mu=%d\n", fp->nr_band, mu);
       }
-
-      switch(bw){
-        case 5:
-        case 15:
-        case 20:
-        case 25:
-        case 30:
-        case 40: //40 MHz
-          if (fp->threequarter_fs) {
-            fp->ofdm_symbol_size = 1536;
-            fp->first_carrier_offset = 900; //1536 - ( (106*12) / 2 )
-            fp->nb_prefix_samples0 = 132;
-            fp->nb_prefix_samples = 108;
-          }
-          else {
-            fp->ofdm_symbol_size = 2048;
-            fp->first_carrier_offset = 1412; //2048 - ( (106*12) / 2 )
-            fp->nb_prefix_samples0 = 176;
-            fp->nb_prefix_samples = 144;
-          }
-          break;
-
-        case 50:
-        case 60:
-        case 70:
-
-        case 80: //80 MHz
-          if (fp->threequarter_fs) {
-            fp->ofdm_symbol_size = 3072;
-            fp->first_carrier_offset = 1770; //3072 - ( (217*12) / 2 )
-            fp->nb_prefix_samples0 = 264;
-            fp->nb_prefix_samples = 216;
-          }
-	  else {
-	    fp->ofdm_symbol_size = 4096;
-	    fp->first_carrier_offset = 2794; //4096 - ( (217*12) / 2 )
-	    fp->nb_prefix_samples0 = 352;
-	    fp->nb_prefix_samples = 288;
-	  }
-          break;
-
-        case 90:
-	  AssertFatal(fp->threequarter_fs==0,"3/4 sampling impossible for %d MHz band and MU %d\n",bw,mu); 
-	  fp->ofdm_symbol_size = 4096;
-	  fp->first_carrier_offset = 2626; //4096 - ( (245*12) / 2 )
-	  fp->nb_prefix_samples0 = 352;
-	  fp->nb_prefix_samples = 288;
-	  break;
-        case 100:
-	  AssertFatal(fp->threequarter_fs==0,"3/4 sampling impossible for %d MHz band and MU %d\n",bw,mu); 
-	  fp->ofdm_symbol_size = 4096;
-	  fp->first_carrier_offset = 2458; //4096 - ( (273*12) / 2 )
-	  fp->nb_prefix_samples0 = 352;
-	  fp->nb_prefix_samples = 288;
-	  break;
-      default:
-        AssertFatal(1==0,"%d MHz band undefined for mu %d, frame parms = %p\n", bw, mu, fp);
-      }
       break;
 
     case NR_MU_2: //60kHz scs
       fp->subcarrier_spacing = nr_subcarrier_spacing[NR_MU_2];
       fp->slots_per_subframe = nr_slots_per_subframe[NR_MU_2];
-
-      switch(bw){ //FR1 bands only
-        case 10:
-        case 15:
-        case 20:
-        case 25:
-        case 30:
-        case 40:
-        case 50:
-        case 60:
-        case 70:
-        case 80:
-        case 90:
-        case 100:
-      default:
-        AssertFatal(1==0,"%d MHz band undefined for mu %d, frame parms = %p\n", bw, mu, fp);
-      }
       break;
 
     case NR_MU_3:
       fp->subcarrier_spacing = nr_subcarrier_spacing[NR_MU_3];
       fp->slots_per_subframe = nr_slots_per_subframe[NR_MU_3];
       fp->ssb_type = nr_ssb_type_D;
-      switch(bw){
-        case 100:
-          fp->ofdm_symbol_size = 1024;
-          fp->first_carrier_offset = 628; //1024 - ( (66*12) / 2 )
-          fp->nb_prefix_samples0 = 136;
-          fp->nb_prefix_samples = 72;
-          break;
-        case 50:
-          fp->ofdm_symbol_size = 512;
-          fp->first_carrier_offset = 320; //1024 - ( (66*12) / 2 )
-          fp->nb_prefix_samples0 = 68;
-          fp->nb_prefix_samples = 36;
-          break;
-      default:
-        AssertFatal(1==0,"%d MHz band undefined for mu %d, frame parms = %p\n", bw, mu, fp);
-      }
       break;
 
     case NR_MU_4:
@@ -209,9 +117,21 @@ void set_scs_parameters (NR_DL_FRAME_PARMS *fp, int mu, uint16_t bw)
       fp->ssb_type = nr_ssb_type_E;
       break;
 
-  default:
-    AssertFatal(1==0,"Invalid numerology index %d", mu);
+    default:
+      AssertFatal(1==0,"Invalid numerology index %d", mu);
   }
+
+  if(fp->threequarter_fs)
+    fp->ofdm_symbol_size = 3 * 128;
+  else
+    fp->ofdm_symbol_size = 4 * 128;
+
+  while(fp->ofdm_symbol_size < N_RB_DL * 12)
+    fp->ofdm_symbol_size <<= 1;
+
+  fp->first_carrier_offset = fp->ofdm_symbol_size - (N_RB_DL * 12 / 2);
+  fp->nb_prefix_samples    = fp->ofdm_symbol_size / 128 * 9;
+  fp->nb_prefix_samples0   = fp->ofdm_symbol_size / 128 * (9 + (1 << mu));
 }
 
 uint32_t get_samples_per_slot(int slot, NR_DL_FRAME_PARMS* fp)
@@ -280,7 +200,7 @@ int nr_init_frame_parms(nfapi_nr_config_request_scf_t* cfg,
   fp->half_frame_bit = 0;  // half frame bit initialized to 0 here
   fp->numerology_index = mu;
 
-  set_scs_parameters(fp, mu, cfg->carrier_config.dl_bandwidth.value);
+  set_scs_parameters(fp, mu, fp->N_RB_DL);
 
   fp->slots_per_frame = 10* fp->slots_per_subframe;
 
@@ -373,7 +293,7 @@ int nr_init_frame_parms_ue(NR_DL_FRAME_PARMS *fp,
 
   fp->Ncp = Ncp;
 
-  set_scs_parameters(fp,fp->numerology_index,config->carrier_config.dl_bandwidth);
+  set_scs_parameters(fp, fp->numerology_index, fp->N_RB_DL);
 
   fp->slots_per_frame = 10* fp->slots_per_subframe;
   fp->symbols_per_slot = ((Ncp == NORMAL)? 14 : 12); // to redefine for different slot formats
diff --git a/openair1/PHY/MODULATION/modulation_UE.h b/openair1/PHY/MODULATION/modulation_UE.h
index 72a1334fe9..20fdaa7ad8 100644
--- a/openair1/PHY/MODULATION/modulation_UE.h
+++ b/openair1/PHY/MODULATION/modulation_UE.h
@@ -51,16 +51,13 @@ int slot_fep(PHY_VARS_UE *phy_vars_ue,
 int nr_slot_fep(PHY_VARS_NR_UE *phy_vars_ue,
                 UE_nr_rxtx_proc_t *proc,
                 unsigned char l,
-                unsigned char Ns,
-                int sample_offset,
-                int no_prefix);
+                unsigned char Ns);
 
 int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
                           UE_nr_rxtx_proc_t *proc,
                           unsigned char symbol,
                           unsigned char Ns,
-                          int sample_offset,
-                          int no_prefix);
+                          int sample_offset);
 
 int slot_fep_mbsfn(PHY_VARS_UE *phy_vars_ue,
                    unsigned char l,
diff --git a/openair1/PHY/MODULATION/nr_modulation.h b/openair1/PHY/MODULATION/nr_modulation.h
index c6c9718f7e..841073a1af 100644
--- a/openair1/PHY/MODULATION/nr_modulation.h
+++ b/openair1/PHY/MODULATION/nr_modulation.h
@@ -74,7 +74,6 @@ void nr_ue_layer_mapping(NR_UE_ULSCH_t **ulsch_ue,
 \param symbol symbol within slot (0..12/14)
 \param Ns Slot number (0..19)
 \param sample_offset offset within rxdata (points to beginning of subframe)
-\param no_prefix if 1 prefix is removed by HW
 */
 
 int nr_slot_fep_ul(NR_DL_FRAME_PARMS *frame_parms,
@@ -82,8 +81,7 @@ int nr_slot_fep_ul(NR_DL_FRAME_PARMS *frame_parms,
                    int32_t *rxdataF,
                    unsigned char symbol,
                    unsigned char Ns,
-                   int sample_offset,
-                   int no_prefix);
+                   int sample_offset);
 
 /*!
 \brief This function implements the dft transform precoding in PUSCH
diff --git a/openair1/PHY/MODULATION/slot_fep_nr.c b/openair1/PHY/MODULATION/slot_fep_nr.c
index 7b5ddb230a..0be635ba0b 100644
--- a/openair1/PHY/MODULATION/slot_fep_nr.c
+++ b/openair1/PHY/MODULATION/slot_fep_nr.c
@@ -29,362 +29,227 @@
 
 //#define DEBUG_FEP
 
-#define SOFFSET 0
-
 /*#ifdef LOG_I
 #undef LOG_I
 #define LOG_I(A,B...) printf(A)
 #endif*/
 
-int nr_slot_fep(PHY_VARS_NR_UE *ue,
-                UE_nr_rxtx_proc_t *proc,
-                unsigned char symbol,
-                unsigned char Ns,
-                int sample_offset,
-                int no_prefix)
+dft_size_idx_t get_dft_size_idx(uint16_t ofdm_symbol_size)
 {
-  NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
-  NR_UE_COMMON *common_vars   = &ue->common_vars;
-  unsigned char aa;
-  unsigned int nb_prefix_samples;
-  unsigned int nb_prefix_samples0;
-  unsigned int abs_symbol;
-  if (ue->is_synchronized) {
-    nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
-    nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples0);
-  }
-  else {
-    nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
-    nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
-  }
-  //unsigned int subframe_offset;//,subframe_offset_F;
-  unsigned int slot_offset;
-  //int i;
-  unsigned int frame_length_samples = frame_parms->samples_per_subframe * 10;
-  unsigned int rx_offset;
-
-
-  dft_size_idx_t dftsize;
-  int tmp_dft_in[8192] __attribute__ ((aligned (32)));  // This is for misalignment issues for 6 and 15 PRBs
-
-  switch (frame_parms->ofdm_symbol_size) {
+  switch (ofdm_symbol_size) {
   case 128:
-    dftsize = DFT_128;
-    break;
+    return DFT_128;
 
   case 256:
-    dftsize = DFT_256;
-    break;
+    return DFT_256;
 
   case 512:
-    dftsize = DFT_512;
-    break;
+    return DFT_512;
 
   case 1024:
-    dftsize = DFT_1024;
-    break;
+    return DFT_1024;
 
   case 1536:
-    dftsize = DFT_1536;
-    break;
+    return DFT_1536;
 
   case 2048:
-    dftsize = DFT_2048;
-    break;
+    return DFT_2048;
 
   case 3072:
-    dftsize = DFT_3072;
-    break;
+    return DFT_3072;
 
   case 4096:
-    dftsize = DFT_4096;
-    break;
+    return DFT_4096;
+
+  case 6144:
+    return DFT_6144;
 
   case 8192:
-    dftsize = DFT_8192;
-    break;
+    return DFT_8192;
 
   default:
     printf("unsupported ofdm symbol size \n");
     assert(0);
   }
 
-  if (no_prefix) {
-    slot_offset = frame_parms->ofdm_symbol_size * (frame_parms->symbols_per_slot) * (Ns);
+  return DFT_SIZE_IDXTABLESIZE;
+}
+
+int nr_slot_fep(PHY_VARS_NR_UE *ue,
+                UE_nr_rxtx_proc_t *proc,
+                unsigned char symbol,
+                unsigned char Ns)
+{
+  NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
+  NR_UE_COMMON *common_vars      = &ue->common_vars;
+
+  AssertFatal(symbol < frame_parms->symbols_per_slot, "slot_fep: symbol must be between 0 and %d\n", frame_parms->symbols_per_slot-1);
+  AssertFatal(Ns < frame_parms->slots_per_frame, "slot_fep: Ns must be between 0 and %d\n", frame_parms->slots_per_frame-1);
+
+  unsigned int nb_prefix_samples;
+  unsigned int nb_prefix_samples0;
+  if (ue->is_synchronized) {
+    nb_prefix_samples  = frame_parms->nb_prefix_samples;
+    nb_prefix_samples0 = frame_parms->nb_prefix_samples0;
   } else {
-    slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
+    nb_prefix_samples  = frame_parms->nb_prefix_samples;
+    nb_prefix_samples0 = frame_parms->nb_prefix_samples;
   }
 
-  /*if (l<0 || l>=7-frame_parms->Ncp) {
-    printf("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
-    return(-1);
-    }*/
+  dft_size_idx_t dftsize = get_dft_size_idx(frame_parms->ofdm_symbol_size);
+  // This is for misalignment issues
+  int32_t tmp_dft_in[8192] __attribute__ ((aligned (32)));
 
-  if (Ns<0 || Ns>(frame_parms->slots_per_frame-1)) {
-    printf("slot_fep: Ns must be between 0 and %d\n",frame_parms->slots_per_frame-1);
-    return(-1);
-  }
+  unsigned int rx_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
+  unsigned int abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
+  for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb <= abs_symbol; idx_symb++)
+    rx_offset += (idx_symb%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
+  rx_offset += frame_parms->ofdm_symbol_size * symbol;
 
-  for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
-    memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int));
-
-    rx_offset = sample_offset + slot_offset - SOFFSET;
-    // Align with 256 bit
-    //    rx_offset = rx_offset&0xfffffff8;
+  // use OFDM symbol from within 1/8th of the CP to avoid ISI
+  rx_offset -= nb_prefix_samples / 8;
 
 #ifdef DEBUG_FEP
-      //  if (ue->frame <100)
-    /*LOG_I(PHY,*/printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, slot_offset %u, sample_offset %d,rx_offset %u, frame_length_samples %u\n",
-			 Ns, symbol, nb_prefix_samples, nb_prefix_samples0, slot_offset, sample_offset, rx_offset, frame_length_samples);
+  //  if (ue->frame <100)
+  printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, rx_offset %u\n",
+         Ns, symbol, nb_prefix_samples, nb_prefix_samples0, rx_offset);
 #endif
 
-    abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
-    
-    for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb < abs_symbol; idx_symb++)
-      rx_offset += (idx_symb%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
+  for (unsigned char aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
+    memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int32_t));
 
-    rx_offset += frame_parms->ofdm_symbol_size * symbol;
-
-    if (abs_symbol%(0x7<<frame_parms->numerology_index)) {
-
-      rx_offset += nb_prefix_samples;
-      if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
-        memcpy((short*) &common_vars->rxdata[aa][frame_length_samples],
-               (short*) &common_vars->rxdata[aa][0],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-
-      if ((rx_offset&7)!=0) {  // if input to dft is not 256-bit aligned, issue for size 6,15 and 25 PRBs
-        memcpy((void *)tmp_dft_in,
-               (void *) &common_vars->rxdata[aa][rx_offset % frame_length_samples],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-        dft(dftsize,(int16_t *)tmp_dft_in,
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-      } else { // use dft input from RX buffer directly
-#if UE_TIMING_TRACE
-          start_meas(&ue->rx_dft_stats);
-#endif
-
-        dft(dftsize,(int16_t *) &common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-#if UE_TIMING_TRACE
-        stop_meas(&ue->rx_dft_stats);
-#endif
-      }
-    } else {
-
-      rx_offset += nb_prefix_samples0;
-      if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
-        memcpy((void *) &common_vars->rxdata[aa][frame_length_samples],
-               (void *) &common_vars->rxdata[aa][0],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-#if UE_TIMING_TRACE
-      start_meas(&ue->rx_dft_stats);
-#endif
-
-      if ((rx_offset&7)!=0) {  // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
-        memcpy((void *)tmp_dft_in,
-               (void *) &common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-        dft(dftsize,(int16_t *)tmp_dft_in,
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-      } else { // use dft input from RX buffer directly
-
-        dft(dftsize,(int16_t *) &common_vars->rxdata[aa][(rx_offset) % frame_length_samples],
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-      }
-#if UE_TIMING_TRACE
-      stop_meas(&ue->rx_dft_stats);
-#endif
+    int16_t *rxdata_ptr = (int16_t *)&common_vars->rxdata[aa][rx_offset];
 
+    // if input to dft is not 256-bit aligned
+    if ((rx_offset & 7) != 0) {
+      memcpy((void *)&tmp_dft_in[0],
+             (void *)&common_vars->rxdata[aa][rx_offset],
+             frame_parms->ofdm_symbol_size * sizeof(int32_t));
 
+      rxdata_ptr = (int16_t *)tmp_dft_in;
     }
 
+#if UE_TIMING_TRACE
+    start_meas(&ue->rx_dft_stats);
+#endif
+
+    dft(dftsize,
+        rxdata_ptr,
+        (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
+        1);
+
+#if UE_TIMING_TRACE
+    stop_meas(&ue->rx_dft_stats);
+#endif
+
+    int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
+    int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol+symb_offset];
+    ((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
+
 #ifdef DEBUG_FEP
     //  if (ue->frame <100)
-    printf("slot_fep: symbol %d rx_offset %u\n", symbol, rx_offset);
+    printf("slot_fep: slot %d, symbol %d rx_offset %u, rotation symbol %d %d.%d\n", Ns,symbol, rx_offset,
+	   symbol+symb_offset,((int16_t*)&rot2)[0],((int16_t*)&rot2)[1]);
 #endif
-    
-    int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
-    int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol + symb_offset];
-    ((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
+
     rotate_cpx_vector((int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
 		      (int16_t*)&rot2,
 		      (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
 		      frame_parms->ofdm_symbol_size,
 		      15);
-    
   }
-  
 
 #ifdef DEBUG_FEP
   printf("slot_fep: done\n");
 #endif
-  return(0);
+
+  return 0;
 }
 
 int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
                           UE_nr_rxtx_proc_t *proc,
                           unsigned char symbol,
                           unsigned char Ns,
-                          int sample_offset,
-                          int no_prefix)
+                          int sample_offset)
 {
   NR_DL_FRAME_PARMS *frame_parms = &ue->frame_parms;
   NR_UE_COMMON *common_vars   = &ue->common_vars;
-  unsigned char aa;
+
+  AssertFatal(symbol < frame_parms->symbols_per_slot, "slot_fep: symbol must be between 0 and %d\n", frame_parms->symbols_per_slot-1);
+  AssertFatal(Ns < frame_parms->slots_per_frame, "slot_fep: Ns must be between 0 and %d\n", frame_parms->slots_per_frame-1);
+
   unsigned int nb_prefix_samples;
   unsigned int nb_prefix_samples0;
-  unsigned int abs_symbol;
   if (ue->is_synchronized) {
-    nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
-    nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples0);
+    nb_prefix_samples  = frame_parms->nb_prefix_samples;
+    nb_prefix_samples0 = frame_parms->nb_prefix_samples0;
   }
   else {
-    nb_prefix_samples = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
-    nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
+    nb_prefix_samples  = frame_parms->nb_prefix_samples;
+    nb_prefix_samples0 = frame_parms->nb_prefix_samples;
   }
-  //unsigned int subframe_offset;//,subframe_offset_F;
-  unsigned int slot_offset;
-  //int i;
-  unsigned int frame_length_samples = frame_parms->samples_per_subframe * 10;
-  unsigned int rx_offset;
+  unsigned int frame_length_samples = frame_parms->samples_per_frame;
 
+  dft_size_idx_t dftsize = get_dft_size_idx(frame_parms->ofdm_symbol_size);
+  // This is for misalignment issues
+  int32_t tmp_dft_in[8192] __attribute__ ((aligned (32)));
 
-  dft_size_idx_t dftsize;
-  int tmp_dft_in[8192] __attribute__ ((aligned (32)));  // This is for misalignment issues for 6 and 15 PRBs
-
-  switch (frame_parms->ofdm_symbol_size) {
-  case 128:
-    dftsize = DFT_128;
-    break;
-
-  case 256:
-    dftsize = DFT_256;
-    break;
-
-  case 512:
-    dftsize = DFT_512;
-    break;
-
-  case 1024:
-    dftsize = DFT_1024;
-    break;
-
-  case 1536:
-    dftsize = DFT_1536;
-    break;
-
-  case 2048:
-    dftsize = DFT_2048;
-    break;
-
-  case 3072:
-    dftsize = DFT_3072;
-    break;
-
-  case 4096:
-    dftsize = DFT_4096;
-    break;
-
-  case 8192:
-    dftsize = DFT_8192;
-    break;
-
-  default:
-    printf("unsupported ofdm symbol size \n");
-    assert(0);
-  }
-
-  if (no_prefix) {
-    slot_offset = frame_parms->ofdm_symbol_size * (frame_parms->symbols_per_slot) * (Ns);
-  } else {
-    slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
-  }
-
-  /*if (l<0 || l>=7-frame_parms->Ncp) {
-    printf("slot_fep: l must be between 0 and %d\n",7-frame_parms->Ncp);
-    return(-1);
-    }*/
-
-  if (Ns<0 || Ns>(frame_parms->slots_per_frame-1)) {
-    printf("slot_fep: Ns must be between 0 and %d\n",frame_parms->slots_per_frame-1);
-    return(-1);
-  }
-
-  for (aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
-    memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int));
-
-    rx_offset = sample_offset + slot_offset - SOFFSET;
-    // Align with 256 bit
-    //    rx_offset = rx_offset&0xfffffff8;
+  unsigned int slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
+  unsigned int rx_offset   = sample_offset + slot_offset;
+  unsigned int abs_symbol  = Ns * frame_parms->symbols_per_slot + symbol;
+  for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb <= abs_symbol; idx_symb++)
+    rx_offset += (abs_symbol%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
+  rx_offset += frame_parms->ofdm_symbol_size * symbol;
 
 #ifdef DEBUG_FEP
-      //  if (ue->frame <100)
-    /*LOG_I(PHY,*/printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, slot_offset %u, sample_offset %d,rx_offset %u, frame_length_samples %u\n",
-    		Ns, symbol, nb_prefix_samples, nb_prefix_samples0, slot_offset, sample_offset, rx_offset, frame_length_samples);
+  //  if (ue->frame <100)
+  printf("slot_fep: slot %d, symbol %d, nb_prefix_samples %u, nb_prefix_samples0 %u, slot_offset %u, sample_offset %d,rx_offset %u, frame_length_samples %u\n",
+         Ns, symbol, nb_prefix_samples, nb_prefix_samples0, slot_offset, sample_offset, rx_offset, frame_length_samples);
 #endif
 
-    abs_symbol = Ns * frame_parms->symbols_per_slot + symbol;
-    
-    for (int idx_symb = Ns*frame_parms->symbols_per_slot; idx_symb < abs_symbol; idx_symb++)
-      rx_offset += (abs_symbol%(0x7<<frame_parms->numerology_index)) ? nb_prefix_samples : nb_prefix_samples0;
+  for (unsigned char aa=0; aa<frame_parms->nb_antennas_rx; aa++) {
+    memset(&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],0,frame_parms->ofdm_symbol_size*sizeof(int32_t));
 
-    rx_offset += frame_parms->ofdm_symbol_size * symbol;
+    int16_t *rxdata_ptr;
 
-    if (abs_symbol%(0x7<<frame_parms->numerology_index)) {
+    if (frame_length_samples - rx_offset < frame_parms->ofdm_symbol_size) {
 
-      rx_offset += nb_prefix_samples;
-      if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
-        memcpy((short*) &common_vars->rxdata[aa][frame_length_samples],
-               (short*) &common_vars->rxdata[aa][0],
-               frame_parms->ofdm_symbol_size*sizeof(int));
+      memcpy((void *)&tmp_dft_in[0],
+             (void *)&common_vars->rxdata[aa][rx_offset],
+             (frame_length_samples - rx_offset) * sizeof(int32_t));
+      memcpy((void *)&tmp_dft_in[frame_length_samples - rx_offset],
+             (void *)&common_vars->rxdata[aa][0],
+             (frame_parms->ofdm_symbol_size - (frame_length_samples - rx_offset)) * sizeof(int32_t));
+      rxdata_ptr = (int16_t *)&tmp_dft_in[0];
 
-      if ((rx_offset&7)!=0) {  // if input to dft is not 256-bit aligned, issue for size 6,15 and 25 PRBs
-        memcpy((void *)tmp_dft_in,
-               (void *) &common_vars->rxdata[aa][rx_offset],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-        dft(dftsize,(int16_t *)tmp_dft_in,
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-      } else { // use dft input from RX buffer directly
-#if UE_TIMING_TRACE
-          start_meas(&ue->rx_dft_stats);
-#endif
+    } else if ((rx_offset & 7) != 0) {
 
+      // if input to dft is not 256-bit aligned
+      memcpy((void *)&tmp_dft_in[0],
+             (void *)&common_vars->rxdata[aa][rx_offset],
+             frame_parms->ofdm_symbol_size * sizeof(int32_t));
+      rxdata_ptr = (int16_t *)&tmp_dft_in[0];
 
-        dft(dftsize,(int16_t *) &common_vars->rxdata[aa][rx_offset],
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-#if UE_TIMING_TRACE
-        stop_meas(&ue->rx_dft_stats);
-#endif
-      }
     } else {
 
-      rx_offset += nb_prefix_samples0;
-      if (rx_offset > (frame_length_samples - frame_parms->ofdm_symbol_size))
-        memcpy((void *) &common_vars->rxdata[aa][frame_length_samples],
-               (void *) &common_vars->rxdata[aa][0],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-#if UE_TIMING_TRACE
-      start_meas(&ue->rx_dft_stats);
-#endif
-
-      if ((rx_offset&7)!=0) {  // if input to dft is not 128-bit aligned, issue for size 6 and 15 PRBs
-        memcpy((void *)tmp_dft_in,
-               (void *) &common_vars->rxdata[aa][rx_offset],
-               frame_parms->ofdm_symbol_size*sizeof(int));
-        dft(dftsize,(int16_t *)tmp_dft_in,
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-      } else { // use dft input from RX buffer directly
-        dft(dftsize,(int16_t *) &common_vars->rxdata[aa][rx_offset],
-            (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],1);
-      }
-#if UE_TIMING_TRACE
-      stop_meas(&ue->rx_dft_stats);
-#endif
-
+      // use dft input from RX buffer directly
+      rxdata_ptr = (int16_t *)&common_vars->rxdata[aa][rx_offset];
 
     }
 
+#if UE_TIMING_TRACE
+    start_meas(&ue->rx_dft_stats);
+#endif
+
+    dft(dftsize,
+        rxdata_ptr,
+        (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
+        1);
+
+#if UE_TIMING_TRACE
+    stop_meas(&ue->rx_dft_stats);
+#endif
+
     int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
     int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol + symb_offset];
     ((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
@@ -400,14 +265,13 @@ int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
 		      (int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
 		      frame_parms->ofdm_symbol_size,
 		      15);
-    
   }
 
-
 #ifdef DEBUG_FEP
   printf("slot_fep: done\n");
 #endif
-  return(0);
+
+  return 0;
 }
 
 
@@ -416,89 +280,60 @@ int nr_slot_fep_ul(NR_DL_FRAME_PARMS *frame_parms,
                    int32_t *rxdataF,
                    unsigned char symbol,
                    unsigned char Ns,
-                   int sample_offset,
-                   int no_prefix)
+                   int sample_offset)
 {
-  int32_t slot_offset, rxdata_offset;
-
-  unsigned int nb_prefix_samples  = (no_prefix ? 0 : frame_parms->nb_prefix_samples);
-  unsigned int nb_prefix_samples0 = (no_prefix ? 0 : frame_parms->nb_prefix_samples0);
+  unsigned int nb_prefix_samples  = frame_parms->nb_prefix_samples;
+  unsigned int nb_prefix_samples0 = frame_parms->nb_prefix_samples0;
   
-  int tmp_dft_in[8192] __attribute__ ((aligned (32)));
+  dft_size_idx_t dftsize = get_dft_size_idx(frame_parms->ofdm_symbol_size);
+  // This is for misalignment issues
+  int32_t tmp_dft_in[8192] __attribute__ ((aligned (32)));
 
-  dft_size_idx_t dftsize;
+  unsigned int slot_offset = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
 
-  switch (frame_parms->ofdm_symbol_size) {
-    case 128:
-      dftsize = DFT_128;
-      break;
+  // offset of first OFDM symbol
+  int32_t rxdata_offset = slot_offset + nb_prefix_samples0;
+  // offset of n-th OFDM symbol
+  rxdata_offset += symbol * (frame_parms->ofdm_symbol_size + nb_prefix_samples);
+  // use OFDM symbol from within 1/8th of the CP to avoid ISI
+  rxdata_offset -= nb_prefix_samples / 8;
 
-    case 256:
-      dftsize = DFT_256;
-      break;
+  int16_t *rxdata_ptr;
 
-    case 512:
-      dftsize = DFT_512;
-      break;
+  if(sample_offset > rxdata_offset) {
 
-    case 1024:
-      dftsize = DFT_1024;
-      break;
+    memcpy((void *)&tmp_dft_in[0],
+           (void *)&rxdata[frame_parms->samples_per_frame - sample_offset + rxdata_offset],
+           (sample_offset - rxdata_offset) * sizeof(int32_t));
+    memcpy((void *)&tmp_dft_in[sample_offset - rxdata_offset],
+           (void *)&rxdata[0],
+           (frame_parms->ofdm_symbol_size - sample_offset + rxdata_offset) * sizeof(int32_t));
+    rxdata_ptr = (int16_t *)&tmp_dft_in[0];
 
-    case 1536:
-      dftsize = DFT_1536;
-      break;
+  } else if (((rxdata_offset - sample_offset) & 7) != 0) {
 
-    case 2048:
-      dftsize = DFT_2048;
-      break;
+    // if input to dft is not 256-bit aligned
+    memcpy((void *)&tmp_dft_in[0],
+           (void *)&rxdata[rxdata_offset - sample_offset],
+           (frame_parms->ofdm_symbol_size) * sizeof(int32_t));
+    rxdata_ptr = (int16_t *)&tmp_dft_in[0];
 
-    case 4096:
-      dftsize = DFT_4096;
-      break;
+  } else {
 
-    case 8192:
-      dftsize = DFT_8192;
-      break;
+    // use dft input from RX buffer directly
+    rxdata_ptr = (int16_t *)&rxdata[rxdata_offset - sample_offset];
 
-    default:
-      dftsize = DFT_512;
-      break;
   }
-  
-  slot_offset   = frame_parms->get_samples_slot_timestamp(Ns,frame_parms,0);
 
-  if(symbol == 0)
-    rxdata_offset = slot_offset + nb_prefix_samples0 - SOFFSET;
-  else
-    rxdata_offset = slot_offset + nb_prefix_samples0 + (symbol * (frame_parms->ofdm_symbol_size + nb_prefix_samples)) - SOFFSET;
-
-  if(sample_offset>rxdata_offset) {
-    memcpy1((void *)tmp_dft_in,
-           (void *) &rxdata[frame_parms->samples_per_frame-sample_offset+rxdata_offset],
-           (sample_offset-rxdata_offset)*sizeof(int));
-
-    memcpy1((void *)&tmp_dft_in[sample_offset-rxdata_offset],
-           (void *) &rxdata[0],
-           (frame_parms->ofdm_symbol_size-sample_offset+rxdata_offset)*sizeof(int));
-
-    dft(dftsize,(int16_t *)&tmp_dft_in,
-        (int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size], 1);
-  }
-  else {
-    //dft(dftsize,(int16_t *)&rxdata[rxdata_offset-sample_offset],
-      //  (int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size], 1);
-    memcpy((void *)tmp_dft_in,
-           (void *) &rxdata[rxdata_offset-sample_offset],
-           (frame_parms->ofdm_symbol_size)*sizeof(int));
-    dft(dftsize,(int16_t *)&tmp_dft_in,
-        (int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size], 1);
-  }
+  dft(dftsize,
+      rxdata_ptr,
+      (int16_t *)&rxdataF[symbol * frame_parms->ofdm_symbol_size],
+      1);
 
   // clear DC carrier from OFDM symbols
   rxdataF[symbol * frame_parms->ofdm_symbol_size] = 0;
 
-  return(0);
+  return 0;
 }
 
 void apply_nr_rotation_ul(NR_DL_FRAME_PARMS *frame_parms,
diff --git a/openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c b/openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
index ec55eabf31..a54aec7bc2 100644
--- a/openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
+++ b/openair1/PHY/NR_ESTIMATION/nr_measurements_gNB.c
@@ -37,22 +37,20 @@
 
 int nr_est_timing_advance_pusch(PHY_VARS_gNB* gNB, int UE_id)
 {
-  int temp, i, aa, max_pos = 0, max_val = 0;
-  short Re, Im;
-  uint8_t cyclic_shift = 0;
+  int i, aa, max_pos = 0, max_val = 0;
   
   NR_DL_FRAME_PARMS *frame_parms = &gNB->frame_parms;
   NR_gNB_PUSCH *gNB_pusch_vars   = gNB->pusch_vars[UE_id];
   int32_t **ul_ch_estimates_time = gNB_pusch_vars->ul_ch_estimates_time;
   
-  int sync_pos = (frame_parms->ofdm_symbol_size - cyclic_shift*frame_parms->ofdm_symbol_size/12) % (frame_parms->ofdm_symbol_size);
+  int sync_pos = frame_parms->nb_prefix_samples / 8;
 
   for (i = 0; i < frame_parms->ofdm_symbol_size; i++) {
-    temp = 0;
+    int temp = 0;
 
     for (aa = 0; aa < frame_parms->nb_antennas_rx; aa++) {
-      Re = ((int16_t*)ul_ch_estimates_time[aa])[(i<<1)];
-      Im = ((int16_t*)ul_ch_estimates_time[aa])[1+(i<<1)];
+      short Re = ((int16_t*)ul_ch_estimates_time[aa])[(i<<1)];
+      short Im = ((int16_t*)ul_ch_estimates_time[aa])[1+(i<<1)];
       temp += (Re*Re/2) + (Im*Im/2);      
     }
 
diff --git a/openair1/PHY/NR_TRANSPORT/nr_prach.c b/openair1/PHY/NR_TRANSPORT/nr_prach.c
index b5a3c061e9..64b14091d6 100644
--- a/openair1/PHY/NR_TRANSPORT/nr_prach.c
+++ b/openair1/PHY/NR_TRANSPORT/nr_prach.c
@@ -301,205 +301,300 @@ void rx_nr_prach_ru(RU_t *ru,
 
     // do DFT
     if (mu==1) {
-    if (fp->N_RB_UL <= 100)
-      AssertFatal(1==0,"N_RB_UL %d not support for NR PRACH yet\n",fp->N_RB_UL);
-    else if (fp->N_RB_UL < 137) {
-      if (fp->threequarter_fs==0) { 
-	//40 MHz @ 61.44 Ms/s 
-	//50 MHz @ 61.44 Ms/s
-	prach2 = prach[aa] + (Ncp<<2); // Ncp is for 30.72 Ms/s, so multiply by 2 for I/Q, and 2 to bring to 61.44 Ms/s
-	if (prach_sequence_length == 0) {
-	  if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
-            dftlen=49152;
-            dft(DFT_49152,prach2,rxsigF[aa],1);
+      switch(fp->samples_per_subframe) {
+        case 15360:
+          // 10, 15 MHz @ 15.36 Ms/s
+          prach2 = prach[aa] + (1*Ncp); // Ncp is for 30.72 Ms/s, so divide by 2 to bring to 15.36 Ms/s and multiply by 2 for I/Q
+          if (prach_sequence_length == 0) {
+            if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
+              dftlen=12288;
+              dft(DFT_12288,prach2,rxsigF[aa],1);
+            }
+            if (prachFormat == 1 || prachFormat == 2) {
+              dft(DFT_12288,prach2+24576,rxsigF[aa]+24576,1);
+              reps++;
+            }
+            if (prachFormat == 2) {
+              dft(DFT_12288,prach2+(24576*2),rxsigF[aa]+(24576*2),1);
+              dft(DFT_12288,prach2+(24576*3),rxsigF[aa]+(24576*3),1);
+              reps+=2;
+            }
+            if (prachFormat == 3) {
+              dftlen=3072;
+              for (int i=0;i<4;i++) dft(DFT_3072,prach2+(i*3072*2),rxsigF[aa]+(i*3072*2),1);
+              reps=4;
+            }
+          } else { // 839 sequence
+            if (prachStartSymbol == 0) prach2+=16; // 8 samples @ 15.36 Ms/s in first symbol of each half subframe (15/30 kHz only)
+
+            dftlen=512;
+            dft(DFT_512,prach2,rxsigF[aa],1);
+            if (prachFormat != 9/*C0*/) {
+              dft(DFT_512,prach2+1024,rxsigF[aa]+1024,1);
+              reps++;
+            }
+            if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
+              dft(DFT_512,prach2+1024*2,rxsigF[aa]+1024*2,1);
+              dft(DFT_512,prach2+1024*3,rxsigF[aa]+1024*3,1);
+              reps+=2;
+            }
+            if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
+              dft(DFT_512,prach2+1024*4,rxsigF[aa]+1024*4,1);
+              dft(DFT_512,prach2+1024*5,rxsigF[aa]+1024*5,1);
+              reps+=2;
+            }
+            if (prachFormat == 8/*B4*/) {
+              for (int i=6;i<12;i++) dft(DFT_512,prach2+(1024*i),rxsigF[aa]+(1024*i),1);
+              reps+=6;
+            }
           }
-	  if (prachFormat == 1 || prachFormat == 2) {
-            dft(DFT_49152,prach2+98304,rxsigF[aa]+98304,1);
-	    reps++;
-	  }
-	  if (prachFormat == 2) {
-	    dft(DFT_49152,prach2+(98304*2),rxsigF[aa]+(98304*2),1);
-	    dft(DFT_49152,prach2+(98304*3),rxsigF[aa]+(98304*3),1);
-	    reps+=2;
-	  }
-	  if (prachFormat == 3) {
-            dftlen=12288;
-	    for (int i=0;i<4;i++) dft(DFT_12288,prach2+(i*12288*2),rxsigF[aa]+(i*12288*2),1);
-	    reps=4;
-	  }
-	}// 839 sequence
-	else {
-	  if (prachStartSymbol == 0)
-	    prach2+=64; // 32 samples @ 61.44 Ms/s in first symbol of each half subframe (15/30 kHz only) 
+          break;
 
-	  dftlen=2048;
-	  dft(DFT_2048,prach2,rxsigF[aa],1);
-	  if (prachFormat != 9/*C0*/) { 
-	    dft(DFT_2048,prach2+4096,rxsigF[aa]+4096,1);
-	    reps++;
-	  }
-	  if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {     
-	    dft(DFT_2048,prach2+4096*2,rxsigF[aa]+4096*2,1);
-	    dft(DFT_2048,prach2+4096*3,rxsigF[aa]+4096*3,1);
-	    reps+=2;
-	  }
-	  if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {     
-	    dft(DFT_2048,prach2+4096*4,rxsigF[aa]+4096*4,1);
-	    dft(DFT_2048,prach2+4096*5,rxsigF[aa]+4096*5,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 8/*B4*/) {
-	    for (int i=6;i<12;i++) dft(DFT_2048,prach2+(4096*i),rxsigF[aa]+(4096*i),1);
-	    reps+=6;
-	  }
-	}
-      } else { // threequarter sampling
-	//	40 MHz @ 46.08 Ms/s
-	prach2 = prach[aa] + (3*Ncp); // 46.08 is 1.5 * 30.72, times 2 for I/Q
-	if (prach_sequence_length == 0) {
-	  AssertFatal(fp->N_RB_UL <= 107,"cannot do 108..136 PRBs with 3/4 sampling\n");
-	  if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
-            dftlen=36864;
-            dft(DFT_36864,prach2,rxsigF[aa],1);
-	    reps++;
-	  }
-	  if (prachFormat == 1 || prachFormat == 2) {
-	    dft(DFT_36864,prach2+73728,rxsigF[aa]+73728,1);
-	    reps++;
-	  }
-	  if (prachFormat == 2) {
-            dft(DFT_36864,prach2+(73728*2),rxsigF[aa]+(73728*2),1);
-	    dft(DFT_36864,prach2+(73728*3),rxsigF[aa]+(73728*3),1);
-	    reps+=2;
-	  }
-	  if (prachFormat == 3) {
-	    dftlen=9216;
-	    for (int i=0;i<4;i++) dft(DFT_9216,prach2+(i*9216*2),rxsigF[aa]+(i*9216*2),1);
-	    reps=4;
-	  }
-	} else {
-	  if (prachStartSymbol == 0) prach2+=48; // 24 samples @ 46.08 Ms/s in first symbol of each half subframe (15/30 kHz only)
-	  dftlen=1536;
-	  dft(DFT_1536,prach2,rxsigF[aa],1);
-	  if (prachFormat != 9/*C0*/) {
-	    dft(DFT_1536,prach2+3072,rxsigF[aa]+3072,1);
-	    reps++;
-	  }
-	  
-	  if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {     
-	    dft(DFT_1536,prach2+3072*2,rxsigF[aa]+3072*2,1);
-	    dft(DFT_1536,prach2+3072*3,rxsigF[aa]+3072*3,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {     
-	    dft(DFT_1536,prach2+3072*4,rxsigF[aa]+3072*4,1);
-	    dft(DFT_1536,prach2+3072*5,rxsigF[aa]+3072*5,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 8/*B4*/) {
-	    for (int i=6;i<12;i++) dft(DFT_1536,prach2+(3072*i),rxsigF[aa]+(3072*i),1);
-	    reps+=6;
-	  }
-	} // short format
-      } // 3/4 sampling
-    } // <=50 MHz BW
-    else if (fp->N_RB_UL <= 273) {
-      if (fp->threequarter_fs==0) {
-	prach2 = prach[aa] + (Ncp<<3); 
-	//80,90,100 MHz @ 122.88 Ms/s 
+        case 30720:
+          // 20, 25, 30 MHz @ 30.72 Ms/s
+          prach2 = prach[aa] + (2*Ncp); // Ncp is for 30.72 Ms/s, so just multiply by 2 for I/Q
+          if (prach_sequence_length == 0) {
+            if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
+              dftlen=24576;
+              dft(DFT_24576,prach2,rxsigF[aa],1);
+            }
+            if (prachFormat == 1 || prachFormat == 2) {
+              dft(DFT_24576,prach2+49152,rxsigF[aa]+49152,1);
+              reps++;
+            }
+            if (prachFormat == 2) {
+              dft(DFT_24576,prach2+(49152*2),rxsigF[aa]+(49152*2),1);
+              dft(DFT_24576,prach2+(49152*3),rxsigF[aa]+(49152*3),1);
+              reps+=2;
+            }
+            if (prachFormat == 3) {
+              dftlen=6144;
+              for (int i=0;i<4;i++) dft(DFT_6144,prach2+(i*6144*2),rxsigF[aa]+(i*6144*2),1);
+              reps=4;
+            }
+          } else { // 839 sequence
+            if (prachStartSymbol == 0) prach2+=32; // 16 samples @ 30.72 Ms/s in first symbol of each half subframe (15/30 kHz only)
 
-	if (prach_sequence_length == 0) {	
-	  if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
-            dftlen=98304;
-            dft(DFT_98304,prach2,rxsigF[aa],1);
+            dftlen=1024;
+            dft(DFT_1024,prach2,rxsigF[aa],1);
+            if (prachFormat != 9/*C0*/) {
+              dft(DFT_1024,prach2+2048,rxsigF[aa]+2048,1);
+              reps++;
+            }
+            if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
+              dft(DFT_1024,prach2+2048*2,rxsigF[aa]+2048*2,1);
+              dft(DFT_1024,prach2+2048*3,rxsigF[aa]+2048*3,1);
+              reps+=2;
+            }
+            if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
+              dft(DFT_1024,prach2+2048*4,rxsigF[aa]+2048*4,1);
+              dft(DFT_1024,prach2+2048*5,rxsigF[aa]+2048*5,1);
+              reps+=2;
+            }
+            if (prachFormat == 8/*B4*/) {
+              for (int i=6;i<12;i++) dft(DFT_1024,prach2+(2048*i),rxsigF[aa]+(2048*i),1);
+              reps+=6;
+            }
           }
-	  if (prachFormat == 1 || prachFormat == 2) {
-	    dft(DFT_98304,prach2+196608,rxsigF[aa]+196608,1);
-	    reps++;
-	  }
-	  if (prachFormat == 2) {
-	    dft(DFT_98304,prach2+(196608*2),rxsigF[aa]+(196608*2),1);
-	    dft(DFT_98304,prach2+(196608*3),rxsigF[aa]+(196608*3),1);
-	    reps+=2;
-	  }
-	  if (prachFormat == 3) {
-            dftlen=24576;
-	    for (int i=0;i<4;i++) dft(DFT_24576,prach2+(i*2*24576),rxsigF[aa]+(i*2*24576),1);
-	    reps=4;
-	  }
-	}
-	else {
-	  if (prachStartSymbol == 0) prach2+=128; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only) 
+          break;
 
-	  dftlen=4096;
-	  dft(DFT_4096,prach2,rxsigF[aa],1);
-	  if (prachFormat != 9/*C0*/) { 
-	    dft(DFT_4096,prach2+8192,rxsigF[aa]+8192,1);
-	    reps++;
-	  }
-	  
-	  if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {     
-	    dft(DFT_4096,prach2+8192*2,rxsigF[aa]+8192*2,1);
-	    dft(DFT_4096,prach2+8192*3,rxsigF[aa]+8192*3,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {     
-	    dft(DFT_4096,prach2+8192*4,rxsigF[aa]+8192*4,1);
-	    dft(DFT_4096,prach2+8192*5,rxsigF[aa]+8192*5,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 8/*B4*/) {
-	    for (int i=6;i<12;i++) dft(DFT_4096,prach2+(8192*i),rxsigF[aa]+(8192*i),1);
-	    reps+=6;
-	  }
-	}
-      } else {
-	AssertFatal(fp->N_RB_UL <= 217,"cannot do more than 217 PRBs with 3/4 sampling\n");
-	prach2 = prach[aa] + (6*Ncp);
-	//	80 MHz @ 92.16 Ms/s
-	if (prach_sequence_length == 0) {
-	  if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
-            dftlen=73728;
-	    dft(DFT_73728,prach2,rxsigF[aa],1);
-	    reps++;
-	  }
-	  if (prachFormat == 1 || prachFormat == 2) {
-	    dft(DFT_73728,prach2+(2*73728),rxsigF[aa]+(2*73728),1);
-	    reps++;
-	  }
-	  if (prachFormat == 3) {
-            dftlen=18432;
-	    for (int i=0;i<4;i++) dft(DFT_18432,prach2+(i*2*18432),rxsigF[aa]+(i*2*18432),1);
-	    reps=4;
-	  }
-	} else {
-	  if (prachStartSymbol == 0) prach2+=96; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only) 
+        case 61440:
+          // 40, 50, 60 MHz @ 61.44 Ms/s
+          prach2 = prach[aa] + (4*Ncp); // Ncp is for 30.72 Ms/s, so multiply by 2 for I/Q, and 2 to bring to 61.44 Ms/s
+          if (prach_sequence_length == 0) {
+            if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
+              dftlen=49152;
+              dft(DFT_49152,prach2,rxsigF[aa],1);
+            }
+            if (prachFormat == 1 || prachFormat == 2) {
+              dft(DFT_49152,prach2+98304,rxsigF[aa]+98304,1);
+              reps++;
+            }
+            if (prachFormat == 2) {
+              dft(DFT_49152,prach2+(98304*2),rxsigF[aa]+(98304*2),1);
+              dft(DFT_49152,prach2+(98304*3),rxsigF[aa]+(98304*3),1);
+              reps+=2;
+            }
+            if (prachFormat == 3) {
+              dftlen=12288;
+              for (int i=0;i<4;i++) dft(DFT_12288,prach2+(i*12288*2),rxsigF[aa]+(i*12288*2),1);
+              reps=4;
+            }
+          } else { // 839 sequence
+            if (prachStartSymbol == 0) prach2+=64; // 32 samples @ 61.44 Ms/s in first symbol of each half subframe (15/30 kHz only)
 
-	  dftlen=3072;
-	  dft(DFT_3072,prach2,rxsigF[aa],1);
-	  if (prachFormat != 9/*C0*/) {
-	    dft(DFT_3072,prach2+6144,rxsigF[aa]+6144,1);
-	    reps++;
-	  }
-	  
-	  if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {     
-	    dft(DFT_3072,prach2+6144*2,rxsigF[aa]+6144*2,1);
-	    dft(DFT_3072,prach2+6144*3,rxsigF[aa]+6144*3,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {     
-	    dft(DFT_3072,prach2+6144*4,rxsigF[aa]+6144*4,1);
-	    dft(DFT_3072,prach2+6144*5,rxsigF[aa]+6144*5,1);
-	    reps+=2;
-	  } 
-	  if (prachFormat == 8/*B4*/) {
-	    for (int i=6;i<12;i++) dft(DFT_3072,prach2+(6144*i),rxsigF[aa]+(6144*i),1);
-	    reps+=6;
-	  }
-	}
+            dftlen=2048;
+            dft(DFT_2048,prach2,rxsigF[aa],1);
+            if (prachFormat != 9/*C0*/) {
+              dft(DFT_2048,prach2+4096,rxsigF[aa]+4096,1);
+              reps++;
+            }
+            if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
+              dft(DFT_2048,prach2+4096*2,rxsigF[aa]+4096*2,1);
+              dft(DFT_2048,prach2+4096*3,rxsigF[aa]+4096*3,1);
+              reps+=2;
+            }
+            if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
+              dft(DFT_2048,prach2+4096*4,rxsigF[aa]+4096*4,1);
+              dft(DFT_2048,prach2+4096*5,rxsigF[aa]+4096*5,1);
+              reps+=2;
+            }
+            if (prachFormat == 8/*B4*/) {
+              for (int i=6;i<12;i++) dft(DFT_2048,prach2+(4096*i),rxsigF[aa]+(4096*i),1);
+              reps+=6;
+            }
+          }
+          break;
+
+        case 46080:
+          // 40 MHz @ 46.08 Ms/s
+          prach2 = prach[aa] + (3*Ncp); // 46.08 is 1.5 * 30.72, times 2 for I/Q
+          if (prach_sequence_length == 0) {
+            if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
+              dftlen=36864;
+              dft(DFT_36864,prach2,rxsigF[aa],1);
+            }
+            if (prachFormat == 1 || prachFormat == 2) {
+              dft(DFT_36864,prach2+73728,rxsigF[aa]+73728,1);
+              reps++;
+            }
+            if (prachFormat == 2) {
+              dft(DFT_36864,prach2+(73728*2),rxsigF[aa]+(73728*2),1);
+              dft(DFT_36864,prach2+(73728*3),rxsigF[aa]+(73728*3),1);
+              reps+=2;
+            }
+            if (prachFormat == 3) {
+              dftlen=9216;
+              for (int i=0;i<4;i++) dft(DFT_9216,prach2+(i*9216*2),rxsigF[aa]+(i*9216*2),1);
+              reps=4;
+            }
+          } else { // 839 sequence
+            if (prachStartSymbol == 0) prach2+=48; // 24 samples @ 46.08 Ms/s in first symbol of each half subframe (15/30 kHz only)
+
+            dftlen=1536;
+            dft(DFT_1536,prach2,rxsigF[aa],1);
+            if (prachFormat != 9/*C0*/) {
+              dft(DFT_1536,prach2+3072,rxsigF[aa]+3072,1);
+              reps++;
+            }
+            if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
+              dft(DFT_1536,prach2+3072*2,rxsigF[aa]+3072*2,1);
+              dft(DFT_1536,prach2+3072*3,rxsigF[aa]+3072*3,1);
+              reps+=2;
+            }
+            if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
+              dft(DFT_1536,prach2+3072*4,rxsigF[aa]+3072*4,1);
+              dft(DFT_1536,prach2+3072*5,rxsigF[aa]+3072*5,1);
+              reps+=2;
+            }
+            if (prachFormat == 8/*B4*/) {
+              for (int i=6;i<12;i++) dft(DFT_1536,prach2+(3072*i),rxsigF[aa]+(3072*i),1);
+              reps+=6;
+            }
+          }
+          break;
+
+        case 122880:
+          // 70, 80, 90, 100 MHz @ 122.88 Ms/s
+          prach2 = prach[aa] + (8*Ncp);
+          if (prach_sequence_length == 0) {
+            if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
+              dftlen=98304;
+              dft(DFT_98304,prach2,rxsigF[aa],1);
+            }
+            if (prachFormat == 1 || prachFormat == 2) {
+              dft(DFT_98304,prach2+196608,rxsigF[aa]+196608,1);
+              reps++;
+            }
+            if (prachFormat == 2) {
+              dft(DFT_98304,prach2+(196608*2),rxsigF[aa]+(196608*2),1);
+              dft(DFT_98304,prach2+(196608*3),rxsigF[aa]+(196608*3),1);
+              reps+=2;
+            }
+            if (prachFormat == 3) {
+              dftlen=24576;
+              for (int i=0;i<4;i++) dft(DFT_24576,prach2+(i*2*24576),rxsigF[aa]+(i*2*24576),1);
+              reps=4;
+            }
+          } else { // 839 sequence
+            if (prachStartSymbol == 0) prach2+=128; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only)
+
+            dftlen=4096;
+            dft(DFT_4096,prach2,rxsigF[aa],1);
+            if (prachFormat != 9/*C0*/) {
+              dft(DFT_4096,prach2+8192,rxsigF[aa]+8192,1);
+              reps++;
+            }
+
+            if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
+              dft(DFT_4096,prach2+8192*2,rxsigF[aa]+8192*2,1);
+              dft(DFT_4096,prach2+8192*3,rxsigF[aa]+8192*3,1);
+              reps+=2;
+            }
+            if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
+              dft(DFT_4096,prach2+8192*4,rxsigF[aa]+8192*4,1);
+              dft(DFT_4096,prach2+8192*5,rxsigF[aa]+8192*5,1);
+              reps+=2;
+            }
+            if (prachFormat == 8/*B4*/) {
+              for (int i=6;i<12;i++) dft(DFT_4096,prach2+(8192*i),rxsigF[aa]+(8192*i),1);
+              reps+=6;
+            }
+          }
+          break;
+
+        case 92160:
+          // 80, 90 MHz @ 92.16 Ms/s
+          prach2 = prach[aa] + (6*Ncp);
+          if (prach_sequence_length == 0) {
+            if (prachFormat == 0 || prachFormat == 1 || prachFormat == 2) {
+              dftlen=73728;
+              dft(DFT_73728,prach2,rxsigF[aa],1);
+            }
+            if (prachFormat == 1 || prachFormat == 2) {
+              dft(DFT_73728,prach2+147456,rxsigF[aa]+147456,1);
+              reps++;
+            }
+            if (prachFormat == 2) {
+              dft(DFT_73728,prach2+(147456*2),rxsigF[aa]+(147456*2),1);
+              dft(DFT_73728,prach2+(147456*3),rxsigF[aa]+(147456*3),1);
+              reps+=2;
+            }
+            if (prachFormat == 3) {
+              dftlen=18432;
+              for (int i=0;i<4;i++) dft(DFT_18432,prach2+(i*2*18432),rxsigF[aa]+(i*2*18432),1);
+              reps=4;
+            }
+          } else {
+            if (prachStartSymbol == 0) prach2+=96; // 64 samples @ 122.88 Ms/s in first symbol of each half subframe (15/30 kHz only)
+
+            dftlen=3072;
+            dft(DFT_3072,prach2,rxsigF[aa],1);
+            if (prachFormat != 9/*C0*/) {
+              dft(DFT_3072,prach2+6144,rxsigF[aa]+6144,1);
+              reps++;
+            }
+
+            if (prachFormat == 5/*A2*/ || prachFormat == 6/*A3*/|| prachFormat == 8/*B4*/ || prachFormat == 10/*C2*/) {
+              dft(DFT_3072,prach2+6144*2,rxsigF[aa]+6144*2,1);
+              dft(DFT_3072,prach2+6144*3,rxsigF[aa]+6144*3,1);
+              reps+=2;
+            }
+            if (prachFormat == 6/*A3*/ || prachFormat == 8/*B4*/) {
+              dft(DFT_3072,prach2+6144*4,rxsigF[aa]+6144*4,1);
+              dft(DFT_3072,prach2+6144*5,rxsigF[aa]+6144*5,1);
+              reps+=2;
+            }
+            if (prachFormat == 8/*B4*/) {
+              for (int i=6;i<12;i++) dft(DFT_3072,prach2+(6144*i),rxsigF[aa]+(6144*i),1);
+              reps+=6;
+            }
+          }
+          break;
+        default:
+          AssertFatal(1==0,"sample_rate %f MHz not support for NR PRACH yet\n", fp->samples_per_subframe / 1000.0);
       }
     }
-    }
     else if (mu==3) {
       if (fp->threequarter_fs) {
 	AssertFatal(1==0,"3/4 sampling not supported for numerology %d\n",mu);
diff --git a/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c b/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
index abc944bc00..8176514eb4 100644
--- a/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
+++ b/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
@@ -402,11 +402,12 @@ void nr_pdcch_extract_rbs_single(int32_t **rxdataF,
     c_rb = 0;
     for (int rb=0;rb<coreset_nbr_rb;rb++,c_rb++) {
       c_rb_by6 = c_rb/6;
+
       // skip zeros in frequency domain bitmap
       while ((coreset_freq_dom[c_rb_by6>>3] & (1<<(7-(c_rb_by6&7)))) == 0) {
-	  c_rb+=6;
-	  c_rb_by6 = c_rb/6;
-	}
+        c_rb+=6;
+        c_rb_by6 = c_rb/6;
+      }
 
       LOG_DDD("c_rb=%d\n",c_rb);
       rxF=NULL;
diff --git a/openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c b/openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
index 13270c5c4b..189ad53efa 100644
--- a/openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
+++ b/openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
@@ -289,8 +289,7 @@ int nr_initial_sync(UE_nr_rxtx_proc_t *proc, PHY_VARS_NR_UE *ue, int n_frames)
                               proc,
                               i,
                               0,
-                              is*fp->samples_per_frame+ue->ssb_offset,
-                              0);
+                              is*fp->samples_per_frame+ue->ssb_offset);
 
 #ifdef DEBUG_INITIAL_SYNCH
       LOG_I(PHY,"Calling sss detection (normal CP)\n");
diff --git a/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c b/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c
index 3ab88dac0a..0ba02c6bac 100644
--- a/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c
+++ b/openair1/PHY/NR_UE_TRANSPORT/nr_prach.c
@@ -244,86 +244,82 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
    *********************************************************/
 
   if (mu==1) {
-  if (fp->N_RB_UL <= 100)
-    AssertFatal(1 == 0, "N_RB_UL %d not support for NR PRACH yet\n", fp->N_RB_UL);
-  else if (fp->N_RB_UL < 137) {
-    if (fp->threequarter_fs == 0) {
-      //40 MHz @ 61.44 Ms/s
-      //50 MHz @ 61.44 Ms/s
+    switch(fp->samples_per_subframe) {
+    case 15360:
+      // 10, 15 MHz @ 15.36 Ms/s
       if (prach_sequence_length == 0) {
         if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
-            dftlen = 49152;
+          dftlen = 12288;
         if (prach_fmt_id == 3)
-            dftlen = 12288;
-      } // 839 sequence
-      else {
-        switch (mu){
-          case 1:
-            dftlen = 2048;
-            break;
-          default:
-            AssertFatal(1 == 0, "Shouldn't get here\n");
-            break;
-        }
+          dftlen = 3072;
+      } else { // 839 sequence
+        dftlen = 512;
       }
-    } else { // threequarter sampling
-      //  40 MHz @ 46.08 Ms/s
+      break;
+
+    case 30720:
+      // 20, 25, 30 MHz @ 30.72 Ms/s
+      if (prach_sequence_length == 0) {
+        if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
+          dftlen = 24576;
+        if (prach_fmt_id == 3)
+          dftlen = 6144;
+      } else { // 839 sequence
+        dftlen = 1024;
+      }
+      break;
+
+    case 46080:
+      // 40 MHz @ 46.08 Ms/s
       if (prach_sequence_length == 0) {
-        AssertFatal(fp->N_RB_UL <= 107, "cannot do 108..136 PRBs with 3/4 sampling\n");
         if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
           dftlen = 36864;
         if (prach_fmt_id == 3)
           dftlen = 9216;
-      } else {
-        switch (mu){
-          case 1:
-            dftlen = 1536;
-          break;
-          default:
-            AssertFatal(1 == 0, "Shouldn't get here\n");
-            break;
-        }
-      } // short format
-    } // 3/4 sampling
-  } // <=50 MHz BW
-  else if (fp->N_RB_UL <= 273) {
-    if (fp->threequarter_fs == 0) {
-    //80,90,100 MHz @ 122.88 Ms/s
+      } else { // 839 sequence
+        dftlen = 1536;
+      }
+      break;
+
+    case 61440:
+      // 40, 50, 60 MHz @ 61.44 Ms/s
+      if (prach_sequence_length == 0) {
+        if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
+          dftlen = 49152;
+        if (prach_fmt_id == 3)
+          dftlen = 12288;
+      } else { // 839 sequence
+        dftlen = 2048;
+      }
+      break;
+
+    case 92160:
+      // 50, 60, 70, 80, 90 MHz @ 92.16 Ms/s
+      if (prach_sequence_length == 0) {
+        if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
+          dftlen = 73728;
+        if (prach_fmt_id == 3)
+          dftlen = 18432;
+      } else { // 839 sequence
+        dftlen = 3072;
+      }
+      break;
+
+    case 122880:
+      // 70, 80, 90, 100 MHz @ 122.88 Ms/s
       if (prach_sequence_length == 0) {
         if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
           dftlen = 98304;
         if (prach_fmt_id == 3)
           dftlen = 24576;
+      } else { // 839 sequence
+        dftlen = 4096;
       }
-    } else { // threequarter sampling
-      switch (mu){
-        case 1:
-          dftlen = 4096;
-          break;
-        default:
-          AssertFatal(1 == 0, "Shouldn't get here\n");
-          break;
-      }
+      break;
+
+    default:
+      AssertFatal(1==0,"sample rate %f MHz not supported for numerology %d\n", fp->samples_per_subframe / 1000.0, mu);
     }
-  } else {
-    AssertFatal(fp->N_RB_UL <= 217, "cannot do more than 217 PRBs with 3/4 sampling\n");
-    //  80 MHz @ 92.16 Ms/s
-    if (prach_sequence_length == 0) {
-      if (prach_fmt_id == 0 || prach_fmt_id == 1 || prach_fmt_id == 2)
-        dftlen = 73728;
-      if (prach_fmt_id == 3)
-        dftlen = 18432;
-    } else {
-      switch (mu){
-        case 1:
-          dftlen = 3072;
-          break;
-        default:
-          AssertFatal(1 == 0, "Shouldn't get here\n");
-          break;
-      }
-    }
-  }
   }
   else if (mu==3) {
     if (fp->threequarter_fs) 
@@ -425,15 +421,16 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
   uint8_t  use_extended_prach_prefix = 0;
   if(fp->numerology_index == 0) {
     if (prachStartSymbol == 0 || prachStartSymbol == 7)
-	  use_extended_prach_prefix = 1;
+      use_extended_prach_prefix = 1;
   }
   else {
     if (slot%(fp->slots_per_subframe/2)==0 && prachStartSymbol == 0)
-	  use_extended_prach_prefix = 1;
+      use_extended_prach_prefix = 1;
   }
-    
-  if (fp->N_RB_UL <= 34) { //32 PRB case 61.44Msps
-    if (fp->threequarter_fs == 0) {
+
+  if (mu == 3) {
+    switch (fp->samples_per_subframe) {
+    case 61440: // 32 PRB case, 61.44 Msps
       Ncp<<=1; //to account for 61.44Mbps
       // This is after cyclic prefix 
       prach2 = prach+(Ncp<<1); //times 2 for complex samples
@@ -491,13 +488,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           prach_len = (512*12)+Ncp;
 	}		
       }
-    }
-    else
-      AssertFatal(1==0,"3/4 sampling not supported for this PRACH size %d\n",fp->N_RB_UL);
-   
-  }
-  else if (fp->N_RB_UL <= 68) {//66 PRB case, 122.88 Msps 
-    if (fp->threequarter_fs == 0) {
+      break;
+
+    case 122880: // 66 PRB case, 122.88 Msps
       Ncp<<=2; //to account for 122.88Mbps
       // This is after cyclic prefix 
       prach2 = prach+(Ncp<<1); //times 2 for complex samples
@@ -555,13 +548,211 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           prach_len = (1024*12)+Ncp;
 	}	
       }
+      break;
+
+    default:
+      AssertFatal(1==0,"sample rate %f MHz not supported for numerology %d\n", fp->samples_per_subframe / 1000.0, mu);
     }
-    else
-      AssertFatal(1==0,"3/4 sampling not supported for this PRACH size %d\n",fp->N_RB_UL);
-  }
-  else if (fp->N_RB_UL < 137) { // 46.08 or 61.44 Ms/s
-    if (fp->threequarter_fs == 0) { // full sampling @ 61.44 Ms/s
-      Ncp<<=1; //to account for 61.44Mbps 
+  } else if (mu == 1) {
+    switch (fp->samples_per_subframe) {
+    case 15360: // full sampling @ 15.36 Ms/s
+      Ncp = Ncp/2; // to account for 15.36 Ms/s
+      // This is after cyclic prefix
+      prach2 = prach+(2*Ncp); // times 2 for complex samples
+      if (prach_sequence_length == 0){
+        if (prach_fmt_id == 0) { // 24576 samples @ 30.72 Ms/s, 12288 samples @ 15.36 Ms/s
+          idft(IDFT_12288,prachF,prach2,1);
+          // here we have | empty  | Prach12288 |
+          memmove(prach,prach+(12288<<1),(Ncp<<2));
+          // here we have | Prefix | Prach12288 |
+          prach_len = 12288+Ncp;
+        } else if (prach_fmt_id == 1) { // 24576 samples @ 30.72 Ms/s, 12288 samples @ 15.36 Ms/s
+          idft(IDFT_12288,prachF,prach2,1);
+          // here we have | empty  | Prach12288 | empty12288 |
+          memmove(prach2+(12288<<1),prach2,(12288<<2));
+          // here we have | empty  | Prach12288 | Prach12288 |
+          memmove(prach,prach+(12288<<2),(Ncp<<2));
+          // here we have | Prefix | Prach12288 | Prach12288 |
+          prach_len = (12288*2)+Ncp;
+        } else if (prach_fmt_id == 2) { // 24576 samples @ 30.72 Ms/s, 12288 samples @ 15.36 Ms/s
+          idft(IDFT_12288,prachF,prach2,1);
+          // here we have | empty  | Prach12288 | empty12288 | empty12288 | empty12288 |
+          memmove(prach2+(12288<<1),prach2,(12288<<2));
+          // here we have | empty  | Prach12288 | Prach12288 | empty12288 | empty12288 |
+          memmove(prach2+(12288<<2),prach2,(12288<<3));
+          // here we have | empty  | Prach12288 | Prach12288 | Prach12288 | Prach12288 |
+          memmove(prach,prach+(12288<<3),(Ncp<<2));
+          // here we have | Prefix | Prach12288 | Prach12288 | Prach12288 | Prach12288 |
+          prach_len = (12288*4)+Ncp;
+        } else if (prach_fmt_id == 3) { // 6144 samples @ 30.72 Ms/s, 3072 samples @ 15.36 Ms/s
+          idft(IDFT_3072,prachF,prach2,1);
+          // here we have | empty  | Prach3072 | empty3072 | empty3072 | empty3072 |
+          memmove(prach2+(3072<<1),prach2,(3072<<2));
+          // here we have | empty  | Prach3072 | Prach3072 | empty3072 | empty3072 |
+          memmove(prach2+(3072<<2),prach2,(3072<<3));
+          // here we have | empty  | Prach3072 | Prach3072 | Prach3072 | Prach3072 |
+          memmove(prach,prach+(3072<<3),(Ncp<<2));
+          // here we have | Prefix | Prach3072 | Prach3072 | Prach3072 | Prach3072 |
+          prach_len = (3072*4)+Ncp;
+        }
+      } else { // short PRACH sequence
+	if (use_extended_prach_prefix)
+	  Ncp += 8; // 16*kappa, kappa=0.5 for 15.36 Ms/s
+	prach2 = prach+(2*Ncp); // times 2 for complex samples
+        if (prach_fmt_id == 9) {
+          idft(IDFT_512,prachF,prach2,1);
+          // here we have | empty  | Prach512 |
+          memmove(prach,prach+(512<<1),(Ncp<<2));
+          // here we have | Prefix | Prach512 |
+          prach_len = (512*1)+Ncp;
+        } else if (prach_fmt_id == 4 || prach_fmt_id == 7) {
+          idft(IDFT_512,prachF,prach2,1);
+          // here we have | empty  | Prach512 | empty512 |
+          memmove(prach2+(512<<1),prach2,(512<<2));
+          // here we have | empty  | Prach512 | Prach512 |
+          memmove(prach,prach+(512<<1),(Ncp<<2));
+          // here we have | Prefix | Prach512 | Prach512 |
+          prach_len = (512*2)+Ncp;
+        } else if (prach_fmt_id == 5) { // 4x512
+          idft(IDFT_512,prachF,prach2,1);
+          // here we have | empty  | Prach512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<1),prach2,(512<<2));
+          // here we have | empty  | Prach512 | Prach512 | empty512 | empty512 |
+          memmove(prach2+(512<<2),prach2,(512<<3));
+          // here we have | empty  | Prach512 | Prach512 | Prach512 | Prach512 |
+          memmove(prach,prach+(512<<1),(Ncp<<2));
+          // here we have | Prefix | Prach512 | Prach512 | Prach512 | Prach512 |
+          prach_len = (512*4)+Ncp;
+        } else if (prach_fmt_id == 6) { // 6x512
+          idft(IDFT_512,prachF,prach2,1);
+          // here we have | empty  | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<1),prach2,(512<<2));
+          // here we have | empty  | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<2),prach2,(512<<3));
+          // here we have | empty  | Prach512 | Prach512 | Prach512 | Prach512 | empty512 | empty512 |
+          memmove(prach2+(512<<3),prach2,(512<<3));
+          // here we have | empty  | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
+          memmove(prach,prach+(512<<1),(Ncp<<2));
+          // here we have | Prefix | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
+          prach_len = (512*6)+Ncp;
+        } else if (prach_fmt_id == 8) { // 12x512
+          idft(IDFT_512,prachF,prach2,1);
+          // here we have | empty  | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<1),prach2,(512<<2));
+          // here we have | empty  | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<2),prach2,(512<<3));
+          // here we have | empty  | Prach512 | Prach512 | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<3),prach2,(512<<3));
+          // here we have | empty  | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | empty512 | empty512 | empty512 | empty512 | empty512 | empty512 |
+          memmove(prach2+(512<<1)*6,prach2,(512<<2)*6);
+          // here we have | empty  | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
+          memmove(prach,prach+(512<<1),(Ncp<<2));
+          // here we have | Prefix | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 | Prach512 |
+          prach_len = (512*12)+Ncp;
+        }
+      }
+      break;
+
+    case 30720: // full sampling @ 30.72 Ms/s
+      Ncp = Ncp*1; // to account for 30.72 Ms/s
+      // This is after cyclic prefix
+      prach2 = prach+(2*Ncp); // times 2 for complex samples
+      if (prach_sequence_length == 0){
+        if (prach_fmt_id == 0) { // 24576 samples @ 30.72 Ms/s
+          idft(IDFT_24576,prachF,prach2,1);
+          // here we have | empty  | Prach24576 |
+          memmove(prach,prach+(24576<<1),(Ncp<<2));
+          // here we have | Prefix | Prach24576 |
+          prach_len = 24576+Ncp;
+        } else if (prach_fmt_id == 1) { // 24576 samples @ 30.72 Ms/s
+          idft(IDFT_24576,prachF,prach2,1);
+          // here we have | empty  | Prach24576 | empty24576 |
+          memmove(prach2+(24576<<1),prach2,(24576<<2));
+          // here we have | empty  | Prach24576 | Prach24576 |
+          memmove(prach,prach+(24576<<2),(Ncp<<2));
+          // here we have | Prefix | Prach24576 | Prach24576 |
+          prach_len = (24576*2)+Ncp;
+        } else if (prach_fmt_id == 2) { // 24576 samples @ 30.72 Ms/s
+          idft(IDFT_24576,prachF,prach2,1);
+          // here we have | empty  | Prach24576 | empty24576 | empty24576 | empty24576 |
+          memmove(prach2+(24576<<1),prach2,(24576<<2));
+          // here we have | empty  | Prach24576 | Prach24576 | empty24576 | empty24576 |
+          memmove(prach2+(24576<<2),prach2,(24576<<3));
+          // here we have | empty  | Prach24576 | Prach24576 | Prach24576 | Prach24576 |
+          memmove(prach,prach+(24576<<3),(Ncp<<2));
+          // here we have | Prefix | Prach24576 | Prach24576 | Prach24576 | Prach24576 |
+          prach_len = (24576*4)+Ncp;
+        } else if (prach_fmt_id == 3) { // 6144 samples @ 30.72 Ms/s
+          idft(IDFT_6144,prachF,prach2,1);
+          // here we have | empty  | Prach6144 | empty6144 | empty6144 | empty6144 |
+          memmove(prach2+(6144<<1),prach2,(6144<<2));
+          // here we have | empty  | Prach6144 | Prach6144 | empty6144 | empty6144 |
+          memmove(prach2+(6144<<2),prach2,(6144<<3));
+          // here we have | empty  | Prach6144 | Prach6144 | Prach6144 | Prach6144 |
+          memmove(prach,prach+(6144<<3),(Ncp<<2));
+          // here we have | Prefix | Prach6144 | Prach6144 | Prach6144 | Prach6144 |
+          prach_len = (6144*4)+Ncp;
+        }
+      } else { // short PRACH sequence
+	if (use_extended_prach_prefix)
+	  Ncp += 16; // 16*kappa, kappa=1 for 30.72Msps
+	prach2 = prach+(2*Ncp); // times 2 for complex samples
+        if (prach_fmt_id == 9) {
+          idft(IDFT_1024,prachF,prach2,1);
+          // here we have | empty  | Prach1024 |
+          memmove(prach,prach+(1024<<1),(Ncp<<2));
+          // here we have | Prefix | Prach1024 |
+          prach_len = (1024*1)+Ncp;
+        } else if (prach_fmt_id == 4 || prach_fmt_id == 7) {
+          idft(IDFT_1024,prachF,prach2,1);
+          // here we have | empty  | Prach1024 | empty1024 |
+          memmove(prach2+(1024<<1),prach2,(1024<<2));
+          // here we have | empty  | Prach1024 | Prach1024 |
+          memmove(prach,prach+(1024<<1),(Ncp<<2));
+          // here we have | Prefix | Prach1024 | Prach1024 |
+          prach_len = (1024*2)+Ncp;
+        } else if (prach_fmt_id == 5) { // 4x1024
+          idft(IDFT_1024,prachF,prach2,1);
+          // here we have | empty  | Prach1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<1),prach2,(1024<<2));
+          // here we have | empty  | Prach1024 | Prach1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<2),prach2,(1024<<3));
+          // here we have | empty  | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
+          memmove(prach,prach+(1024<<1),(Ncp<<2));
+          // here we have | Prefix | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
+          prach_len = (1024*4)+Ncp;
+        } else if (prach_fmt_id == 6) { // 6x1024
+          idft(IDFT_1024,prachF,prach2,1);
+          // here we have | empty  | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<1),prach2,(1024<<2));
+          // here we have | empty  | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<2),prach2,(1024<<3));
+          // here we have | empty  | Prach1024 | Prach1024 | Prach1024 | Prach1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<3),prach2,(1024<<3));
+          // here we have | empty  | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
+          memmove(prach,prach+(1024<<1),(Ncp<<2));
+          // here we have | Prefix | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
+          prach_len = (1024*6)+Ncp;
+        } else if (prach_fmt_id == 8) { // 12x1024
+          idft(IDFT_1024,prachF,prach2,1);
+          // here we have | empty  | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<1),prach2,(1024<<2));
+          // here we have | empty  | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<2),prach2,(1024<<3));
+          // here we have | empty  | Prach1024 | Prach1024 | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<3),prach2,(1024<<3));
+          // here we have | empty  | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 | empty1024 |
+          memmove(prach2+(1024<<1)*6,prach2,(1024<<2)*6);
+          // here we have | empty  | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
+          memmove(prach,prach+(1024<<1),(Ncp<<2));
+          // here we have | Prefix | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 | Prach1024 |
+          prach_len = (1024*12)+Ncp;
+        }
+      }
+      break;
+
+    case 61440: // full sampling @ 61.44 Ms/s
+      Ncp = Ncp*2; // to account for 61.44 Ms/s
       // This is after cyclic prefix 
       prach2 = prach+(Ncp<<1); //times 2 for complex samples
       if (prach_sequence_length == 0){
@@ -587,7 +778,7 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           memmove(prach,prach+(49152<<3),(Ncp<<2));
           // here we have |Prefix | Prach49152 | Prach49152| Prach49152 | Prach49152
           prach_len = (49152*4)+Ncp;
-        } else if (prach_fmt_id == 3) { // //6144 samples @ 30.72 Ms/s, 12288 samples @ 61.44 Ms/s
+        } else if (prach_fmt_id == 3) { // 6144 samples @ 30.72 Ms/s, 12288 samples @ 61.44 Ms/s
           idft(IDFT_12288,prachF,prach2,1);
           memmove(prach2+(12288<<1),prach2,(12288<<2));
           // here we have |empty | Prach12288 | Prach12288| empty12288 | empty12288
@@ -649,7 +840,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           prach_len = (2048*12)+Ncp;
         }
       }
-    } else {  // threequarter sampling @ 46.08 Ms/s
+      break;
+
+    case 46080: // threequarter sampling @ 46.08 Ms/s
       Ncp = (Ncp*3)/2;
       prach2 = prach+(Ncp<<1);
       if (prach_sequence_length == 0){
@@ -738,9 +931,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           prach_len = (1536*12)+Ncp;
         }
       }
-    }
-  } else if (fp->N_RB_UL <= 273) {// 92.16 or 122.88 Ms/s
-    if (fp->threequarter_fs == 0) { // full sampling @ 122.88 Ms/s
+      break;
+
+    case 122880: // full sampling @ 122.88 Ms/s
       Ncp<<=2; //to account for 122.88Mbps
       // This is after cyclic prefix
       prach2 = prach+(Ncp<<1); //times 2 for complex samples
@@ -828,7 +1021,9 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           prach_len = (4096*12)+Ncp;
         }
       }
-    } else { // three quarter sampling @ 92.16 Ms/s
+      break;
+
+    case 92160: // three quarter sampling @ 92.16 Ms/s
       Ncp = (Ncp*3); //to account for 92.16 Msps
       prach2 = prach+(Ncp<<1); //times 2 for complex samples
       if (prach_sequence_length == 0){
@@ -915,6 +1110,10 @@ int32_t generate_nr_prach(PHY_VARS_NR_UE *ue, uint8_t gNB_id, uint8_t slot){
           prach_len = (3072*12)+Ncp;
         }
       }
+      break;
+
+    default:
+      AssertFatal(1==0,"sample rate %f MHz not supported for numerology %d\n", fp->samples_per_subframe / 1000.0, mu);
     }
   }
 
diff --git a/openair1/SCHED_NR/nr_ru_procedures.c b/openair1/SCHED_NR/nr_ru_procedures.c
index a78b1f4805..9a71f96815 100644
--- a/openair1/SCHED_NR/nr_ru_procedures.c
+++ b/openair1/SCHED_NR/nr_ru_procedures.c
@@ -520,8 +520,7 @@ void nr_fep0(RU_t *ru, int first_half) {
                      ru->common.rxdataF[aa],
                      l,
                      proc->tti_rx,
-                     ru->N_TA_offset,
-                     0);
+                     ru->N_TA_offset);
     }
   }
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_PROCEDURES_RU_FEPRX+proc->tti_rx, 0);
@@ -657,8 +656,7 @@ void nr_fep_full(RU_t *ru, int slot) {
                      ru->common.rxdataF[aa],
                      l,
                      proc->tti_rx,
-                     ru->N_TA_offset,
-                     0);
+                     ru->N_TA_offset);
     }
   }
 
diff --git a/openair1/SCHED_NR/phy_procedures_nr_gNB.c b/openair1/SCHED_NR/phy_procedures_nr_gNB.c
index b26c95fc4d..0279eca831 100644
--- a/openair1/SCHED_NR/phy_procedures_nr_gNB.c
+++ b/openair1/SCHED_NR/phy_procedures_nr_gNB.c
@@ -367,7 +367,6 @@ void nr_fill_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int ULSCH_id,
 
   int timing_advance_update, cqi;
   int sync_pos;
-  uint16_t mu = gNB->frame_parms.numerology_index;
   NR_gNB_ULSCH_t                       *ulsch                 = gNB->ulsch[ULSCH_id][0];
   NR_UL_gNB_HARQ_t                     *harq_process          = ulsch->harq_processes[harq_pid];
 
@@ -375,18 +374,10 @@ void nr_fill_indication(PHY_VARS_gNB *gNB, int frame, int slot_rx, int ULSCH_id,
 
   //  pdu->data                              = gNB->ulsch[ULSCH_id+1][0]->harq_processes[harq_pid]->b;
   sync_pos                               = nr_est_timing_advance_pusch(gNB, ULSCH_id); // estimate timing advance for MAC
-  timing_advance_update                  = sync_pos * (1 << mu);                    // scale by the used scs numerology
 
   // scale the 16 factor in N_TA calculation in 38.213 section 4.2 according to the used FFT size
-  switch (gNB->frame_parms.N_RB_DL) {
-    case 106: timing_advance_update /= 16; break;
-    case 217: timing_advance_update /= 32; break;
-    case 245: timing_advance_update /= 32; break;
-    case 273: timing_advance_update /= 32; break;
-    case 66:  timing_advance_update /= 12; break;
-    case 32:  timing_advance_update /= 12; break;
-    default: AssertFatal(0==1,"No case defined for PRB %d to calculate timing_advance_update\n",gNB->frame_parms.N_RB_DL);
-  }
+  uint16_t bw_scaling = 16 * gNB->frame_parms.ofdm_symbol_size / 2048;
+  timing_advance_update = sync_pos / bw_scaling;
 
   // put timing advance command in 0..63 range
   timing_advance_update += 31;
@@ -517,15 +508,12 @@ void phy_procedures_gNB_common_RX(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx)
   unsigned char aa;
 
   for(symbol = 0; symbol < (gNB->frame_parms.Ncp==EXTENDED?12:14); symbol++) {
-    // nr_slot_fep_ul(gNB, symbol, proc->slot_rx, 0, 0);
-
     for (aa = 0; aa < gNB->frame_parms.nb_antennas_rx; aa++) {
       nr_slot_fep_ul(&gNB->frame_parms,
                      gNB->common_vars.rxdata[aa],
                      gNB->common_vars.rxdataF[aa],
                      symbol,
                      slot_rx,
-                     0,
                      0);
     }
   }
diff --git a/openair1/SCHED_NR_UE/phy_procedures_nr_ue.c b/openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
index d23322f55d..14c174c2c0 100644
--- a/openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
+++ b/openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
@@ -203,20 +203,15 @@ uint8_t get_ra_PreambleIndex(uint8_t Mod_id, uint8_t CC_id, uint8_t gNB_id){
 
 }
 
-
-// scale the 16 factor in N_TA calculation in 38.213 section 4.2 according to the used FFT size
-uint16_t get_bw_scaling(uint16_t nb_rb){
-  uint16_t bw_scaling;
-  switch (nb_rb) {
-    case 32:  bw_scaling =  4; break;
-    case 66:  bw_scaling =  8; break;
-    case 106: bw_scaling = 16; break;
-    case 217: bw_scaling = 32; break;
-    case 245: bw_scaling = 32; break;
-    case 273: bw_scaling = 32; break;
-    default: abort();
-  }
-  return bw_scaling;
+// convert time factor "16 * 64 * T_c / (2^mu)" in N_TA calculation in TS38.213 section 4.2 to samples by multiplying with samples per second
+//   16 * 64 * T_c            / (2^mu) * samples_per_second
+// = 16 * T_s                 / (2^mu) * samples_per_second
+// = 16 * 1 / (15 kHz * 2048) / (2^mu) * (15 kHz * 2^mu * ofdm_symbol_size)
+// = 16 * 1 /           2048           *                  ofdm_symbol_size
+// = 16 * ofdm_symbol_size / 2048
+static inline
+uint16_t get_bw_scaling(uint16_t ofdm_symbol_size){
+  return 16 * ofdm_symbol_size / 2048;
 }
 
 // UL time alignment procedures:
@@ -234,12 +229,10 @@ void ue_ta_procedures(PHY_VARS_NR_UE *ue, int slot_tx, int frame_tx){
 
     if (frame_tx == ul_time_alignment->ta_frame && slot_tx == ul_time_alignment->ta_slot) {
 
-      uint8_t numerology = ue->frame_parms.numerology_index;
-      uint16_t bwp_ul_NB_RB = ue->frame_parms.N_RB_UL;
-      int factor_mu = 1 << numerology;
-      uint16_t bw_scaling = get_bw_scaling(bwp_ul_NB_RB);
+      uint16_t ofdm_symbol_size = ue->frame_parms.ofdm_symbol_size;
+      uint16_t bw_scaling = get_bw_scaling(ofdm_symbol_size);
 
-      ue->timing_advance += (ul_time_alignment->ta_command - 31) * bw_scaling / factor_mu;
+      ue->timing_advance += (ul_time_alignment->ta_command - 31) * bw_scaling;
 
       LOG_I(PHY, "In %s: [UE %d] [%d.%d] Got timing advance command %u from MAC, new value is %d\n",
         __FUNCTION__,
@@ -910,33 +903,19 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
   int nr_slot_rx = proc->nr_slot_rx;
   int ret=0, ret1=0;
   NR_UE_PDSCH *pdsch_vars;
-  uint8_t is_cw0_active = 0;
-  uint8_t is_cw1_active = 0;
-  uint8_t dmrs_type, nb_re_dmrs;
   uint16_t dmrs_len = get_num_dmrs(dlsch0->harq_processes[dlsch0->current_harq_pid]->dlDmrsSymbPos);
-  uint16_t nb_symb_sch = 9;
   nr_downlink_indication_t dl_indication;
   fapi_nr_rx_indication_t rx_ind;
   uint16_t number_pdus = 1;
   // params for UL time alignment procedure
   NR_UL_TIME_ALIGNMENT_t *ul_time_alignment = &ue->ul_time_alignment[eNB_id];
-  uint16_t slots_per_frame = ue->frame_parms.slots_per_frame;
-  uint16_t slots_per_subframe = ue->frame_parms.slots_per_subframe;
-  uint8_t numerology = ue->frame_parms.numerology_index, mapping_type_ul, mapping_type_dl;
-  int ul_tx_timing_adjustment, N_TA_max, factor_mu, N_t_1, N_t_2, N_1, N_2, d_1_1 = 0, d_2_1, d;
-  uint8_t d_2_2 = 0;// set to 0 because there is only 1 BWP
-                    // TODO this should corresponds to the switching time as defined in
-                    // TS 38.133
-  uint16_t ofdm_symbol_size = ue->frame_parms.ofdm_symbol_size;
-  uint16_t nb_prefix_samples = ue->frame_parms.nb_prefix_samples;
-  uint32_t t_subframe = 1; // subframe duration of 1 msec
-  uint16_t start_symbol;
-  float tc_factor;
 
-  is_cw0_active = dlsch0->harq_processes[harq_pid]->status;
-  nb_symb_sch = dlsch0->harq_processes[harq_pid]->nb_symbols;
-  start_symbol = dlsch0->harq_processes[harq_pid]->start_symbol;
-  dmrs_type = dlsch0->harq_processes[harq_pid]->dmrsConfigType;
+  uint8_t is_cw0_active = dlsch0->harq_processes[harq_pid]->status;
+  uint16_t nb_symb_sch = dlsch0->harq_processes[harq_pid]->nb_symbols;
+  uint16_t start_symbol = dlsch0->harq_processes[harq_pid]->start_symbol;
+  uint8_t dmrs_type = dlsch0->harq_processes[harq_pid]->dmrsConfigType;
+
+  uint8_t nb_re_dmrs;
   if (dmrs_type==NFAPI_NR_DMRS_TYPE1) {
     nb_re_dmrs = 6*dlsch0->harq_processes[harq_pid]->n_dmrs_cdm_groups;
   }
@@ -944,6 +923,7 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
     nb_re_dmrs = 4*dlsch0->harq_processes[harq_pid]->n_dmrs_cdm_groups;
   }
 
+  uint8_t is_cw1_active = 0;
   if(dlsch1)
     is_cw1_active = dlsch1->harq_processes[harq_pid]->status;
 
@@ -1206,53 +1186,29 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
         }
       }
 
-      // TODO CRC check for CW0
-
-      // Check CRC for CW 0
-      /*if (ret == (1+dlsch0->max_turbo_iterations)) {
-        *dlsch_errors=*dlsch_errors+1;
-        if(dlsch0->rnti != 0xffff){
-          LOG_D(PHY,"[UE  %d][PDSCH %x/%d] AbsSubframe %d.%d : DLSCH CW0 in error (rv %d,round %d, mcs %d,TBS %d)\n",
-          ue->Mod_id,dlsch0->rnti,
-          harq_pid,frame_rx,nr_slot_rx,
-          dlsch0->harq_processes[harq_pid]->rvidx,
-          dlsch0->harq_processes[harq_pid]->round,
-          dlsch0->harq_processes[harq_pid]->mcs,
-          dlsch0->harq_processes[harq_pid]->TBS);
-        }
-      } else {
-        if(dlsch0->rnti != 0xffff){
-          LOG_D(PHY,"[UE  %d][PDSCH %x/%d] AbsSubframe %d.%d : Received DLSCH CW0 (rv %d,round %d, mcs %d,TBS %d)\n",
-          ue->Mod_id,dlsch0->rnti,
-          harq_pid,frame_rx,nr_slot_rx,
-          dlsch0->harq_processes[harq_pid]->rvidx,
-          dlsch0->harq_processes[harq_pid]->round,
-          dlsch0->harq_processes[harq_pid]->mcs,
-          dlsch0->harq_processes[harq_pid]->TBS);
-        }
-        if ( LOG_DEBUGFLAG(DEBUG_UE_PHYPROC)){
-          int j;
-          LOG_D(PHY,"dlsch harq_pid %d (rx): \n",dlsch0->current_harq_pid);
-
-          for (j=0; j<dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS>>3; j++)
-            LOG_T(PHY,"%x.",dlsch0->harq_processes[dlsch0->current_harq_pid]->b[j]);
-          LOG_T(PHY,"\n");
-      }*/
-
       if (ue->mac_enabled == 1) {
 
-        uint16_t bw_scaling = get_bw_scaling(ue->frame_parms.N_RB_DL);
-
         /* Time Alignment procedure
         // - UE processing capability 1
         // - Setting the TA update to be applied after the reception of the TA command
         // - Timing adjustment computed according to TS 38.213 section 4.2
         // - Durations of N1 and N2 symbols corresponding to PDSCH and PUSCH are
         //   computed according to sections 5.3 and 6.4 of TS 38.214 */
-        factor_mu = 1 << numerology;
-        N_TA_max = 3846 * bw_scaling / factor_mu;
+        const int numerology = ue->frame_parms.numerology_index;
+        const int ofdm_symbol_size = ue->frame_parms.ofdm_symbol_size;
+        const int nb_prefix_samples = ue->frame_parms.nb_prefix_samples;
+        const int samples_per_subframe = ue->frame_parms.samples_per_subframe;
+        const int slots_per_frame = ue->frame_parms.slots_per_frame;
+        const int slots_per_subframe = ue->frame_parms.slots_per_subframe;
+
+        const double tc_factor = 1.0 / samples_per_subframe;
+        const uint16_t bw_scaling = get_bw_scaling(ofdm_symbol_size);
+
+        const int Ta_max = 3846; // Max value of 12 bits TA Command
+        const double N_TA_max = Ta_max * bw_scaling * tc_factor;
 
         /* PDSCH decoding time N_1 for processing capability 1 */
+        int N_1;
         if (ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition == pdsch_dmrs_pos0)
           N_1 = pdsch_N_1_capability_1[numerology][1];
         else if (ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition == pdsch_dmrs_pos1 || ue->dmrs_DownlinkConfig.pdsch_dmrs_AdditionalPosition == 2) // TODO set to pdsch_dmrs_pos2 when available
@@ -1261,12 +1217,12 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
           N_1 = pdsch_N_1_capability_1[numerology][3];
 
         /* PUSCH preapration time N_2 for processing capability 1 */
-        N_2 = pusch_N_2_timing_capability_1[numerology][1];
-        mapping_type_dl = ue->PDSCH_Config.pdsch_TimeDomainResourceAllocation[0]->mappingType;
-        mapping_type_ul = ue->pusch_config.pusch_TimeDomainResourceAllocation[0]->mappingType;
+        const int N_2 = pusch_N_2_timing_capability_1[numerology][1];
 
         /* d_1_1 depending on the number of PDSCH symbols allocated */
-        d = 0; // TODO number of overlapping symbols of the scheduling PDCCH and the scheduled PDSCH
+        const int d = 0; // TODO number of overlapping symbols of the scheduling PDCCH and the scheduled PDSCH
+        int d_1_1 = 0;
+        mappingType_t mapping_type_dl = ue->PDSCH_Config.pdsch_TimeDomainResourceAllocation[0]->mappingType;
         if (mapping_type_dl == typeA)
          if (nb_symb_sch + start_symbol < 7)
           d_1_1 = 7 - (nb_symb_sch + start_symbol);
@@ -1281,22 +1237,26 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
           }
 
         /* d_2_1 */
+        int d_2_1;
+        mappingType_t mapping_type_ul = ue->pusch_config.pusch_TimeDomainResourceAllocation[0]->mappingType;
         if (mapping_type_ul == typeB && start_symbol != 0)
           d_2_1 = 0;
         else
           d_2_1 = 1;
 
+        /* d_2_2 */
+        const double d_2_2 = 0.0; // set to 0 because there is only 1 BWP: TODO this should corresponds to the switching time as defined in TS 38.133
+
         /* N_t_1 time duration in msec of N_1 symbols corresponding to a PDSCH reception time
         // N_t_2 time duration in msec of N_2 symbols corresponding to a PUSCH preparation time */
-        N_t_1 = (N_1 + d_1_1) * (ofdm_symbol_size + nb_prefix_samples) / factor_mu;
-        N_t_2 = (N_2 + d_2_1) * (ofdm_symbol_size + nb_prefix_samples) / factor_mu;
+        double N_t_1 = (N_1 + d_1_1) * (ofdm_symbol_size + nb_prefix_samples) * tc_factor;
+        double N_t_2 = (N_2 + d_2_1) * (ofdm_symbol_size + nb_prefix_samples) * tc_factor;
         if (N_t_2 < d_2_2) N_t_2 = d_2_2;
 
         /* Time alignment procedure */
-        // N_t_1 + N_t_2 + N_TA_max is in unit of Ts, therefore must be converted to Tc
         // N_t_1 + N_t_2 + N_TA_max must be in msec
-        tc_factor = 64 * 0.509 * 10e-7;
-        ul_tx_timing_adjustment = 1 + ceil(slots_per_subframe*((N_t_1 + N_t_2 + N_TA_max)*tc_factor + 0.5)/t_subframe);
+        const double t_subframe = 1.0; // subframe duration of 1 msec
+        const int ul_tx_timing_adjustment = 1 + (int)ceil(slots_per_subframe*(N_t_1 + N_t_2 + N_TA_max + 0.5)/t_subframe);
 
         if (ul_time_alignment->apply_ta == 1){
           ul_time_alignment->ta_slot = (nr_slot_rx + ul_tx_timing_adjustment) % slots_per_frame;
@@ -1310,13 +1270,6 @@ void nr_ue_dlsch_procedures(PHY_VARS_NR_UE *ue,
           LOG_D(PHY,"Frame %d slot %d -- Starting UL time alignment procedures. TA update will be applied at frame %d slot %d\n", frame_rx, nr_slot_rx, ul_time_alignment->ta_frame, ul_time_alignment->ta_slot);
         }
       }
-
-      /*ue->total_TBS[eNB_id] =  ue->total_TBS[eNB_id] + dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS;
-      ue->total_received_bits[eNB_id] = ue->total_TBS[eNB_id] + dlsch0->harq_processes[dlsch0->current_harq_pid]->TBS;
-    }*/
-
-    // TODO CRC check for CW1
-
   }
 }
 
@@ -1720,9 +1673,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
       nr_slot_fep(ue,
                   proc,
                   (ue->symbol_offset+i)%(fp->symbols_per_slot),
-                  nr_slot_rx,
-                  0,
-                  0);
+                  nr_slot_rx);
 
 #if UE_TIMING_TRACE
       start_meas(&ue->dlsch_channel_estimation_stats);
@@ -1775,9 +1726,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
     nr_slot_fep(ue,
                 proc,
                 l,
-                nr_slot_rx,
-                0,
-                0);
+                nr_slot_rx);
 
     dci_cnt = 0;
     for(int n_ss = 0; n_ss<pdcch_vars->nb_search_space; n_ss++) {
@@ -1836,9 +1785,7 @@ int phy_procedures_nrUE_RX(PHY_VARS_NR_UE *ue,
         nr_slot_fep(ue,
                     proc,
                     m,  //to be updated from higher layer
-                    nr_slot_rx,
-                    0,
-                    0);
+                    nr_slot_rx);
       }
     }
   } else {
diff --git a/openair1/SIMULATION/NR_PHY/pbchsim.c b/openair1/SIMULATION/NR_PHY/pbchsim.c
index 7b845c5bd3..a3c2501197 100644
--- a/openair1/SIMULATION/NR_PHY/pbchsim.c
+++ b/openair1/SIMULATION/NR_PHY/pbchsim.c
@@ -101,8 +101,8 @@ void nr_phy_config_request_sim_pbchsim(PHY_VARS_gNB *gNB,
   //gNB_config->subframe_config.dl_cyclic_prefix_type.value = (fp->Ncp == NORMAL) ? NFAPI_CP_NORMAL : NFAPI_CP_EXTENDED;
 
   gNB->mac_enabled   = 1;
-  fp->dl_CarrierFreq = 3500000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
-  fp->ul_CarrierFreq = 3500000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
+  fp->dl_CarrierFreq = 3600000000;//from_nrarfcn(gNB_config->nfapi_config.rf_bands.rf_band[0],gNB_config->nfapi_config.nrarfcn.value);
+  fp->ul_CarrierFreq = 3600000000;//fp->dl_CarrierFreq - (get_uldl_offset(gNB_config->nfapi_config.rf_bands.rf_band[0])*100000);
   if (mu>2) fp->nr_band = 257;
   else fp->nr_band = 78;
   fp->threequarter_fs= 0;
@@ -692,9 +692,7 @@ int main(int argc, char **argv)
           nr_slot_fep(UE,
                       &proc,
                       i%frame_parms->symbols_per_slot,
-                      ssb_slot,
-                      0,
-                      0);
+                      ssb_slot);
 
           nr_pbch_channel_estimation(UE,&proc,0,ssb_slot,i%frame_parms->symbols_per_slot,i-(UE->symbol_offset+1),ssb_index%8,n_hf);
 
diff --git a/openair1/SIMULATION/NR_PHY/prachsim.c b/openair1/SIMULATION/NR_PHY/prachsim.c
index 8bd54ec345..74ca8d9184 100644
--- a/openair1/SIMULATION/NR_PHY/prachsim.c
+++ b/openair1/SIMULATION/NR_PHY/prachsim.c
@@ -465,7 +465,10 @@ int main(int argc, char **argv){
 
   nr_phy_config_request_sim(gNB, N_RB_UL, N_RB_UL, mu, Nid_cell, SSB_positions);
 
-  uint64_t absoluteFrequencyPointA = (mu==1 ? 640000 : 2070833);
+  uint64_t absoluteFrequencyPointA = to_nrarfcn(frame_parms->nr_band,
+				       frame_parms->dl_CarrierFreq,
+				       frame_parms->numerology_index,
+				       frame_parms->N_RB_UL*(180e3)*(1 << frame_parms->numerology_index));
 
   uint8_t subframe = slot/frame_parms->slots_per_subframe;
   
diff --git a/openair2/X2AP/x2ap_eNB_generate_messages.c b/openair2/X2AP/x2ap_eNB_generate_messages.c
index fdce8678b0..7c3a89e7f4 100644
--- a/openair2/X2AP/x2ap_eNB_generate_messages.c
+++ b/openair2/X2AP/x2ap_eNB_generate_messages.c
@@ -1318,6 +1318,9 @@ MCC_MNC_TO_PLMNID(instance_p->mcc, instance_p->mnc, instance_p->mnc_digit_length
 
             ASN_SEQUENCE_ADD(&servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nRFreqInfo.freqBandListNr, freq_band);
             switch (instance_p->N_RB_DL[i]) {
+            case 24:
+              servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb24;
+              break;
             case 32:
               servedCellMember->servedNRCellInfo.nrModeInfo.choice.tdd.nR_TxBW.nRNRB = X2AP_NRNRB_nrb32;
               break;
diff --git a/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp b/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
index dd29d01fae..61a742af65 100644
--- a/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+++ b/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
@@ -1110,7 +1110,7 @@ extern "C" {
   
       case 46080000:
         //openair0_cfg[0].samples_per_packet    = 2048;
-        openair0_cfg[0].tx_sample_advance     = 15;
+        openair0_cfg[0].tx_sample_advance     = 65;
         openair0_cfg[0].tx_bw                 = 40e6;
         openair0_cfg[0].rx_bw                 = 40e6;
         break;
@@ -1125,7 +1125,7 @@ extern "C" {
   
       case 15360000:
         //openair0_cfg[0].samples_per_packet    = 2048;
-        openair0_cfg[0].tx_sample_advance     = 45;
+        openair0_cfg[0].tx_sample_advance     = 40;
         openair0_cfg[0].tx_bw                 = 10e6;
         openair0_cfg[0].rx_bw                 = 10e6;
         break;
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpb210.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpb210.conf
new file mode 100644
index 0000000000..9f69849ace
--- /dev/null
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpb210.conf
@@ -0,0 +1,292 @@
+Active_gNBs = ( "gNB-Eurecom-5GNRBox");
+# Asn1_verbosity, choice in: none, info, annoying
+Asn1_verbosity = "none";
+
+gNBs =
+(
+ {
+    ////////// Identification parameters:
+    gNB_ID    =  0xe00;
+
+    cell_type =  "CELL_MACRO_GNB";
+
+    gNB_name  =  "gNB-Eurecom-5GNRBox";
+
+    // Tracking area code, 0x0000 and 0xfffe are reserved values
+    tracking_area_code  =  1;
+
+    plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;});	 
+
+    tr_s_preference     = "local_mac"
+
+    ////////// Physical parameters:
+
+    ssb_SubcarrierOffset                                      = 0;
+    pdsch_AntennaPorts                                        = 1;
+	
+    servingCellConfigCommon = (
+    {
+ #spCellConfigCommon
+
+      physCellId                                                    = 0;
+
+#  downlinkConfigCommon
+    #frequencyInfoDL
+      # this is 3600 MHz + 43 PRBs@30kHz SCS (same as initial BWP)
+      absoluteFrequencySSB                                          = 640288;
+      dl_frequencyBand                                                 = 78;
+      # this is 3600 MHz
+      dl_absoluteFrequencyPointA                                       = 640000;
+      #scs-SpecificCarrierList
+        dl_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        dl_subcarrierSpacing                                           = 1;
+        dl_carrierBandwidth                                            = 24;
+     #initialDownlinkBWP
+      #genericParameters
+        # this is RBstart=41,L=24 (275*(L-1))+RBstart
+        initialDLBWPlocationAndBandwidth                                        = 6325;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        initialDLBWPsubcarrierSpacing                                           = 1;
+      #pdcch-ConfigCommon
+        initialDLBWPcontrolResourceSetZero                                      = 0;
+        initialDLBWPsearchSpaceZero                                             = 0;
+      #pdsch-ConfigCommon
+        #pdschTimeDomainAllocationList (up to 16 entries)
+             initialDLBWPk0_0                    = 0;
+             #initialULBWPmappingType
+	     #0=typeA,1=typeB
+             initialDLBWPmappingType_0           = 0;
+             #this is SS=1,L=13
+             initialDLBWPstartSymbolAndLength_0  = 40;
+
+             initialDLBWPk0_1                    = 0;
+             initialDLBWPmappingType_1           = 0;
+             #this is SS=2,L=12 
+             initialDLBWPstartSymbolAndLength_1  = 53;
+
+             initialDLBWPk0_2                    = 0;
+             initialDLBWPmappingType_2           = 0;
+             #this is SS=1,L=12 
+             initialDLBWPstartSymbolAndLength_2  = 54;
+
+             initialDLBWPk0_3                    = 0;
+             initialDLBWPmappingType_3           = 0;
+             #this is SS=1,L=5
+             initialDLBWPstartSymbolAndLength_3  = 57;
+
+  #uplinkConfigCommon 
+     #frequencyInfoUL
+      ul_frequencyBand                                                 = 78;
+      #scs-SpecificCarrierList
+      ul_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      ul_subcarrierSpacing                                           = 1;
+      ul_carrierBandwidth                                            = 24;
+      pMax                                                          = 20;
+     #initialUplinkBWP
+      #genericParameters
+        initialULBWPlocationAndBandwidth                                        = 6325;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        initialULBWPsubcarrierSpacing                                           = 1;
+      #rach-ConfigCommon
+        #rach-ConfigGeneric
+          prach_ConfigurationIndex                                  = 98;
+#prach_msg1_FDM
+#0 = one, 1=two, 2=four, 3=eight
+          prach_msg1_FDM                                            = 0;
+          prach_msg1_FrequencyStart                                 = 0;
+          zeroCorrelationZoneConfig                                 = 13;
+          preambleReceivedTargetPower                               = -118;
+#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
+          preambleTransMax                                          = 6;
+#powerRampingStep
+# 0=dB0,1=dB2,2=dB4,3=dB6
+        powerRampingStep                                            = 1;
+#ra_ReponseWindow
+#1,2,4,8,10,20,40,80
+        ra_ResponseWindow                                           = 4;
+#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
+#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR                = 4;
+#oneHalf (0..15) 4,8,12,16,...60,64
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB                   = 15;
+#ra_ContentionResolutionTimer
+#(0..7) 8,16,24,32,40,48,56,64
+        ra_ContentionResolutionTimer                                = 7;
+        rsrp_ThresholdSSB                                           = 19;
+#prach-RootSequenceIndex_PR
+#1 = 839, 2 = 139
+        prach_RootSequenceIndex_PR                                  = 2;
+        prach_RootSequenceIndex                                     = 1;
+        # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
+        #  
+        msg1_SubcarrierSpacing                                      = 1,
+# restrictedSetConfig
+# 0=unrestricted, 1=restricted type A, 2=restricted type B
+        restrictedSetConfig                                         = 0,
+
+      # pusch-ConfigCommon (up to 16 elements)
+        initialULBWPk2_0                      = 6;
+        initialULBWPmappingType_0             = 1
+        # this is SS=0 L=11
+        initialULBWPstartSymbolAndLength_0    = 55;
+
+        initialULBWPk2_1                      = 6;
+        initialULBWPmappingType_1             = 1;
+        # this is SS=0 L=12
+        initialULBWPstartSymbolAndLength_1    = 69;
+
+        initialULBWPk2_2                      = 7;
+        initialULBWPmappingType_2             = 1;
+        # this is SS=10 L=4
+        initialULBWPstartSymbolAndLength_2    = 52;
+
+        msg3_DeltaPreamble                                          = 1;
+        p0_NominalWithGrant                                         =-90;
+
+# pucch-ConfigCommon setup :
+# pucchGroupHopping
+# 0 = neither, 1= group hopping, 2=sequence hopping
+        pucchGroupHopping                                           = 0;
+        hoppingId                                                   = 40;
+        p0_nominal                                                  = -90;
+# ssb_PositionsInBurs_BitmapPR
+# 1=short, 2=medium, 3=long
+      ssb_PositionsInBurst_PR                                       = 2;
+      ssb_PositionsInBurst_Bitmap                                   = 1;
+
+# ssb_periodicityServingCell
+# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1 
+      ssb_periodicityServingCell                                    = 2;
+
+# dmrs_TypeA_position
+# 0 = pos2, 1 = pos3
+      dmrs_TypeA_Position                                           = 0;
+
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      subcarrierSpacing                                             = 1;
+
+
+  #tdd-UL-DL-ConfigurationCommon
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      referenceSubcarrierSpacing                                    = 1;
+      # pattern1 
+      # dl_UL_TransmissionPeriodicity
+      # 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
+      dl_UL_TransmissionPeriodicity                                 = 6;
+      nrofDownlinkSlots                                             = 7;
+      nrofDownlinkSymbols                                           = 6;
+      nrofUplinkSlots                                               = 2;
+      nrofUplinkSymbols                                             = 4;
+
+  ssPBCH_BlockPower                                             = 10;
+  }
+
+  );
+
+
+    # ------- SCTP definitions
+    SCTP :
+    {
+        # Number of streams to use in input/output
+        SCTP_INSTREAMS  = 2;
+        SCTP_OUTSTREAMS = 2;
+    };
+
+
+    ////////// MME parameters:
+    mme_ip_address      = ( { ipv4       = "192.168.12.26";
+                              ipv6       = "192:168:30::17";
+                              active     = "yes";
+                              preference = "ipv4";
+                            }
+                          );
+
+    NETWORK_INTERFACES :
+    {
+
+        GNB_INTERFACE_NAME_FOR_S1_MME            = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1_MME              = "192.168.12.111/24";
+        GNB_INTERFACE_NAME_FOR_S1U               = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1U                 = "192.168.12.111/24";
+        GNB_PORT_FOR_S1U                         = 2152; # Spec 2152
+    };
+  }
+);
+
+MACRLCs = (
+	{
+	num_cc = 1;
+	tr_s_preference = "local_L1";
+	tr_n_preference = "local_RRC";
+        }  
+);
+
+L1s = (
+    	{
+	num_cc = 1;
+	tr_n_preference = "local_mac";
+	pusch_proc_threads = 8;
+        }  
+);
+
+RUs = (
+    {		  
+         local_rf       = "yes"
+         nb_tx          = 1
+         nb_rx          = 1
+         att_tx         = 0
+         att_rx         = 0;
+         bands          = [7];
+         max_pdschReferenceSignalPower = -27;
+         max_rxgain                    = 75;
+         eNB_instances  = [0];
+         ## beamforming 1x2 matrix: 1 layer x 2 antennas
+         bf_weights = [0x00007fff, 0x0000];
+         ## beamforming 1x4 matrix: 1 layer x 4 antennas
+         #bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
+         ## beamforming 2x2 matrix:
+         #bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
+         ## beamforming 4x4 matrix:
+         #bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
+         sdr_addrs = "type=b200";
+                    #"addr=192.168.18.207";
+                    #"addr=192.168.10.2,mgmt_addr=192.168.10.2,second_addr=192.168.20.2";
+         clock_src = "external";
+    }
+);  
+
+THREAD_STRUCT = (
+  {
+    #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
+    parallel_config    = "PARALLEL_RU_L1_TRX_SPLIT";
+    #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
+    worker_config      = "WORKER_ENABLE";
+  }
+);
+
+     log_config :
+     {
+       global_log_level                      ="info";
+       global_log_verbosity                  ="medium";
+       hw_log_level                          ="info";
+       hw_log_verbosity                      ="medium";
+       phy_log_level                         ="info";
+       phy_log_verbosity                     ="medium";
+       mac_log_level                         ="info";
+       mac_log_verbosity                     ="high";
+       rlc_log_level                         ="info";
+       rlc_log_verbosity                     ="medium";
+       pdcp_log_level                        ="info";
+       pdcp_log_verbosity                    ="medium";
+       rrc_log_level                         ="info";
+       rrc_log_verbosity                     ="medium";
+    };
+
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpn300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpn300.conf
new file mode 100644
index 0000000000..56f07668d7
--- /dev/null
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpn300.conf
@@ -0,0 +1,290 @@
+Active_gNBs = ( "gNB-Eurecom-5GNRBox");
+# Asn1_verbosity, choice in: none, info, annoying
+Asn1_verbosity = "none";
+
+gNBs =
+(
+ {
+    ////////// Identification parameters:
+    gNB_ID    =  0xe00;
+
+    cell_type =  "CELL_MACRO_GNB";
+
+    gNB_name  =  "gNB-Eurecom-5GNRBox";
+
+    // Tracking area code, 0x0000 and 0xfffe are reserved values
+    tracking_area_code  =  1;
+
+    plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;});	 
+
+    tr_s_preference     = "local_mac"
+
+    ////////// Physical parameters:
+
+    ssb_SubcarrierOffset                                      = 0;
+    pdsch_AntennaPorts                                        = 1;
+	
+    servingCellConfigCommon = (
+    {
+ #spCellConfigCommon
+
+      physCellId                                                    = 0;
+
+#  downlinkConfigCommon
+    #frequencyInfoDL
+      # this is 3600 MHz + 43 PRBs@30kHz SCS (same as initial BWP)
+      absoluteFrequencySSB                                          = 640288;
+      dl_frequencyBand                                                 = 78;
+      # this is 3600 MHz
+      dl_absoluteFrequencyPointA                                       = 640000;
+      #scs-SpecificCarrierList
+        dl_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        dl_subcarrierSpacing                                           = 1;
+        dl_carrierBandwidth                                            = 24;
+     #initialDownlinkBWP
+      #genericParameters
+        # this is RBstart=41,L=24 (275*(L-1))+RBstart
+        initialDLBWPlocationAndBandwidth                                        = 6325;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        initialDLBWPsubcarrierSpacing                                           = 1;
+      #pdcch-ConfigCommon
+        initialDLBWPcontrolResourceSetZero                                      = 0;
+        initialDLBWPsearchSpaceZero                                             = 0;
+      #pdsch-ConfigCommon
+        #pdschTimeDomainAllocationList (up to 16 entries)
+             initialDLBWPk0_0                    = 0;
+             #initialULBWPmappingType
+	     #0=typeA,1=typeB
+             initialDLBWPmappingType_0           = 0;
+             #this is SS=1,L=13
+             initialDLBWPstartSymbolAndLength_0  = 40;
+
+             initialDLBWPk0_1                    = 0;
+             initialDLBWPmappingType_1           = 0;
+             #this is SS=2,L=12 
+             initialDLBWPstartSymbolAndLength_1  = 53;
+
+             initialDLBWPk0_2                    = 0;
+             initialDLBWPmappingType_2           = 0;
+             #this is SS=1,L=12 
+             initialDLBWPstartSymbolAndLength_2  = 54;
+
+             initialDLBWPk0_3                    = 0;
+             initialDLBWPmappingType_3           = 0;
+             #this is SS=1,L=5
+             initialDLBWPstartSymbolAndLength_3  = 57;
+
+  #uplinkConfigCommon 
+     #frequencyInfoUL
+      ul_frequencyBand                                                 = 78;
+      #scs-SpecificCarrierList
+      ul_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      ul_subcarrierSpacing                                           = 1;
+      ul_carrierBandwidth                                            = 24;
+      pMax                                                          = 20;
+     #initialUplinkBWP
+      #genericParameters
+        initialULBWPlocationAndBandwidth                                        = 6325;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        initialULBWPsubcarrierSpacing                                           = 1;
+      #rach-ConfigCommon
+        #rach-ConfigGeneric
+          prach_ConfigurationIndex                                  = 98;
+#prach_msg1_FDM
+#0 = one, 1=two, 2=four, 3=eight
+          prach_msg1_FDM                                            = 0;
+          prach_msg1_FrequencyStart                                 = 0;
+          zeroCorrelationZoneConfig                                 = 13;
+          preambleReceivedTargetPower                               = -118;
+#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
+          preambleTransMax                                          = 6;
+#powerRampingStep
+# 0=dB0,1=dB2,2=dB4,3=dB6
+        powerRampingStep                                            = 1;
+#ra_ReponseWindow
+#1,2,4,8,10,20,40,80
+        ra_ResponseWindow                                           = 4;
+#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
+#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR                = 4;
+#oneHalf (0..15) 4,8,12,16,...60,64
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB                   = 15;
+#ra_ContentionResolutionTimer
+#(0..7) 8,16,24,32,40,48,56,64
+        ra_ContentionResolutionTimer                                = 7;
+        rsrp_ThresholdSSB                                           = 19;
+#prach-RootSequenceIndex_PR
+#1 = 839, 2 = 139
+        prach_RootSequenceIndex_PR                                  = 2;
+        prach_RootSequenceIndex                                     = 1;
+        # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
+        #  
+        msg1_SubcarrierSpacing                                      = 1,
+# restrictedSetConfig
+# 0=unrestricted, 1=restricted type A, 2=restricted type B
+        restrictedSetConfig                                         = 0,
+
+      # pusch-ConfigCommon (up to 16 elements)
+        initialULBWPk2_0                      = 6;
+        initialULBWPmappingType_0             = 1
+        # this is SS=0 L=11
+        initialULBWPstartSymbolAndLength_0    = 55;
+
+        initialULBWPk2_1                      = 6;
+        initialULBWPmappingType_1             = 1;
+        # this is SS=0 L=12
+        initialULBWPstartSymbolAndLength_1    = 69;
+
+        initialULBWPk2_2                      = 7;
+        initialULBWPmappingType_2             = 1;
+        # this is SS=10 L=4
+        initialULBWPstartSymbolAndLength_2    = 52;
+
+        msg3_DeltaPreamble                                          = 1;
+        p0_NominalWithGrant                                         =-90;
+
+# pucch-ConfigCommon setup :
+# pucchGroupHopping
+# 0 = neither, 1= group hopping, 2=sequence hopping
+        pucchGroupHopping                                           = 0;
+        hoppingId                                                   = 40;
+        p0_nominal                                                  = -90;
+# ssb_PositionsInBurs_BitmapPR
+# 1=short, 2=medium, 3=long
+      ssb_PositionsInBurst_PR                                       = 2;
+      ssb_PositionsInBurst_Bitmap                                   = 1;
+
+# ssb_periodicityServingCell
+# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1 
+      ssb_periodicityServingCell                                    = 2;
+
+# dmrs_TypeA_position
+# 0 = pos2, 1 = pos3
+      dmrs_TypeA_Position                                           = 0;
+
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      subcarrierSpacing                                             = 1;
+
+
+  #tdd-UL-DL-ConfigurationCommon
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      referenceSubcarrierSpacing                                    = 1;
+      # pattern1 
+      # dl_UL_TransmissionPeriodicity
+      # 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
+      dl_UL_TransmissionPeriodicity                                 = 6;
+      nrofDownlinkSlots                                             = 7;
+      nrofDownlinkSymbols                                           = 6;
+      nrofUplinkSlots                                               = 2;
+      nrofUplinkSymbols                                             = 4;
+
+  ssPBCH_BlockPower                                             = 10;
+  }
+
+  );
+
+
+    # ------- SCTP definitions
+    SCTP :
+    {
+        # Number of streams to use in input/output
+        SCTP_INSTREAMS  = 2;
+        SCTP_OUTSTREAMS = 2;
+    };
+
+
+    ////////// MME parameters:
+    mme_ip_address      = ( { ipv4       = "192.168.12.26";
+                              ipv6       = "192:168:30::17";
+                              active     = "yes";
+                              preference = "ipv4";
+                            }
+                          );
+
+    NETWORK_INTERFACES :
+    {
+
+        GNB_INTERFACE_NAME_FOR_S1_MME            = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1_MME              = "192.168.12.111/24";
+        GNB_INTERFACE_NAME_FOR_S1U               = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1U                 = "192.168.12.111/24";
+        GNB_PORT_FOR_S1U                         = 2152; # Spec 2152
+    };
+  }
+);
+
+MACRLCs = (
+	{
+	num_cc = 1;
+	tr_s_preference = "local_L1";
+	tr_n_preference = "local_RRC";
+        }  
+);
+
+L1s = (
+    	{
+	num_cc = 1;
+	tr_n_preference = "local_mac";
+	pusch_proc_threads = 8;
+        }  
+);
+
+RUs = (
+    {		  
+         local_rf       = "yes"
+         nb_tx          = 1
+         nb_rx          = 1
+         att_tx         = 0
+         att_rx         = 0;
+         bands          = [7];
+         max_pdschReferenceSignalPower = -27;
+         max_rxgain                    = 75;
+         eNB_instances  = [0];
+         ## beamforming 1x2 matrix: 1 layer x 2 antennas
+         bf_weights = [0x00007fff, 0x0000];
+         ## beamforming 1x4 matrix: 1 layer x 4 antennas
+         #bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
+         ## beamforming 2x2 matrix:
+         #bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
+         ## beamforming 4x4 matrix:
+         #bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
+         sdr_addrs = "addr=192.168.10.2,mgmt_addr=192.168.10.2,second_addr=192.168.20.2";
+         clock_src = "external";
+    }
+);  
+
+THREAD_STRUCT = (
+  {
+    #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
+    parallel_config    = "PARALLEL_RU_L1_TRX_SPLIT";
+    #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
+    worker_config      = "WORKER_ENABLE";
+  }
+);
+
+     log_config :
+     {
+       global_log_level                      ="info";
+       global_log_verbosity                  ="medium";
+       hw_log_level                          ="info";
+       hw_log_verbosity                      ="medium";
+       phy_log_level                         ="info";
+       phy_log_verbosity                     ="medium";
+       mac_log_level                         ="info";
+       mac_log_verbosity                     ="high";
+       rlc_log_level                         ="info";
+       rlc_log_verbosity                     ="medium";
+       pdcp_log_level                        ="info";
+       pdcp_log_verbosity                    ="medium";
+       rrc_log_level                         ="info";
+       rrc_log_verbosity                     ="medium";
+    };
+
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpx300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpx300.conf
new file mode 100644
index 0000000000..687a188456
--- /dev/null
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.24PRB.usrpx300.conf
@@ -0,0 +1,290 @@
+Active_gNBs = ( "gNB-Eurecom-5GNRBox");
+# Asn1_verbosity, choice in: none, info, annoying
+Asn1_verbosity = "none";
+
+gNBs =
+(
+ {
+    ////////// Identification parameters:
+    gNB_ID    =  0xe00;
+
+    cell_type =  "CELL_MACRO_GNB";
+
+    gNB_name  =  "gNB-Eurecom-5GNRBox";
+
+    // Tracking area code, 0x0000 and 0xfffe are reserved values
+    tracking_area_code  =  1;
+
+    plmn_list = ({mcc = 208; mnc = 93; mnc_length = 2;});
+
+    tr_s_preference     = "local_mac"
+
+    ////////// Physical parameters:
+
+    ssb_SubcarrierOffset                                      = 0;
+    pdsch_AntennaPorts                                        = 1;
+
+    servingCellConfigCommon = (
+    {
+ #spCellConfigCommon
+
+      physCellId                                                    = 0;
+
+#  downlinkConfigCommon
+    #frequencyInfoDL
+      # this is 3600 MHz + 43 PRBs@30kHz SCS (same as initial BWP)
+      absoluteFrequencySSB                                          = 640288;
+      dl_frequencyBand                                                 = 78;
+      # this is 3600 MHz
+      dl_absoluteFrequencyPointA                                       = 640000;
+      #scs-SpecificCarrierList
+        dl_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
+        dl_subcarrierSpacing                                           = 1;
+        dl_carrierBandwidth                                            = 24;
+     #initialDownlinkBWP
+      #genericParameters
+        # this is RBstart=41,L=24 (275*(L-1))+RBstart
+        initialDLBWPlocationAndBandwidth                                        = 6325;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
+        initialDLBWPsubcarrierSpacing                                           = 1;
+      #pdcch-ConfigCommon
+        initialDLBWPcontrolResourceSetZero                                      = 0;
+        initialDLBWPsearchSpaceZero                                             = 0;
+      #pdsch-ConfigCommon
+        #pdschTimeDomainAllocationList (up to 16 entries)
+             initialDLBWPk0_0                    = 0;
+             #initialULBWPmappingType
+	     #0=typeA,1=typeB
+             initialDLBWPmappingType_0           = 0;
+             #this is SS=1,L=13
+             initialDLBWPstartSymbolAndLength_0  = 40;
+
+             initialDLBWPk0_1                    = 0;
+             initialDLBWPmappingType_1           = 0;
+             #this is SS=2,L=12
+             initialDLBWPstartSymbolAndLength_1  = 53;
+
+             initialDLBWPk0_2                    = 0;
+             initialDLBWPmappingType_2           = 0;
+             #this is SS=1,L=12
+             initialDLBWPstartSymbolAndLength_2  = 54;
+
+             initialDLBWPk0_3                    = 0;
+             initialDLBWPmappingType_3           = 0;
+             #this is SS=1,L=5
+             initialDLBWPstartSymbolAndLength_3  = 57;
+
+  #uplinkConfigCommon
+     #frequencyInfoUL
+      ul_frequencyBand                                                 = 78;
+      #scs-SpecificCarrierList
+      ul_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
+      ul_subcarrierSpacing                                           = 1;
+      ul_carrierBandwidth                                            = 24;
+      pMax                                                          = 20;
+     #initialUplinkBWP
+      #genericParameters
+        initialULBWPlocationAndBandwidth                                        = 6325;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
+        initialULBWPsubcarrierSpacing                                           = 1;
+      #rach-ConfigCommon
+        #rach-ConfigGeneric
+          prach_ConfigurationIndex                                  = 98;
+#prach_msg1_FDM
+#0 = one, 1=two, 2=four, 3=eight
+          prach_msg1_FDM                                            = 0;
+          prach_msg1_FrequencyStart                                 = 0;
+          zeroCorrelationZoneConfig                                 = 13;
+          preambleReceivedTargetPower                               = -118;
+#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
+          preambleTransMax                                          = 6;
+#powerRampingStep
+# 0=dB0,1=dB2,2=dB4,3=dB6
+        powerRampingStep                                            = 1;
+#ra_ReponseWindow
+#1,2,4,8,10,20,40,80
+        ra_ResponseWindow                                           = 4;
+#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
+#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR                = 4;
+#oneHalf (0..15) 4,8,12,16,...60,64
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB                   = 15;
+#ra_ContentionResolutionTimer
+#(0..7) 8,16,24,32,40,48,56,64
+        ra_ContentionResolutionTimer                                = 7;
+        rsrp_ThresholdSSB                                           = 19;
+#prach-RootSequenceIndex_PR
+#1 = 839, 2 = 139
+        prach_RootSequenceIndex_PR                                  = 2;
+        prach_RootSequenceIndex                                     = 1;
+        # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
+        #
+        msg1_SubcarrierSpacing                                      = 1,
+# restrictedSetConfig
+# 0=unrestricted, 1=restricted type A, 2=restricted type B
+        restrictedSetConfig                                         = 0,
+
+      # pusch-ConfigCommon (up to 16 elements)
+        initialULBWPk2_0                      = 6;
+        initialULBWPmappingType_0             = 1
+        # this is SS=0 L=11
+        initialULBWPstartSymbolAndLength_0    = 55;
+
+        initialULBWPk2_1                      = 6;
+        initialULBWPmappingType_1             = 1;
+        # this is SS=0 L=12
+        initialULBWPstartSymbolAndLength_1    = 69;
+
+        initialULBWPk2_2                      = 7;
+        initialULBWPmappingType_2             = 1;
+        # this is SS=10 L=4
+        initialULBWPstartSymbolAndLength_2    = 52;
+
+        msg3_DeltaPreamble                                          = 1;
+        p0_NominalWithGrant                                         =-90;
+
+# pucch-ConfigCommon setup :
+# pucchGroupHopping
+# 0 = neither, 1= group hopping, 2=sequence hopping
+        pucchGroupHopping                                           = 0;
+        hoppingId                                                   = 40;
+        p0_nominal                                                  = -90;
+# ssb_PositionsInBurs_BitmapPR
+# 1=short, 2=medium, 3=long
+      ssb_PositionsInBurst_PR                                       = 2;
+      ssb_PositionsInBurst_Bitmap                                   = 1;
+
+# ssb_periodicityServingCell
+# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1
+      ssb_periodicityServingCell                                    = 2;
+
+# dmrs_TypeA_position
+# 0 = pos2, 1 = pos3
+      dmrs_TypeA_Position                                           = 0;
+
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
+      subcarrierSpacing                                             = 1;
+
+
+  #tdd-UL-DL-ConfigurationCommon
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120
+      referenceSubcarrierSpacing                                    = 1;
+      # pattern1
+      # dl_UL_TransmissionPeriodicity
+      # 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
+      dl_UL_TransmissionPeriodicity                                 = 6;
+      nrofDownlinkSlots                                             = 7;
+      nrofDownlinkSymbols                                           = 6;
+      nrofUplinkSlots                                               = 2;
+      nrofUplinkSymbols                                             = 4;
+
+  ssPBCH_BlockPower                                             = 10;
+  }
+
+  );
+
+
+    # ------- SCTP definitions
+    SCTP :
+    {
+        # Number of streams to use in input/output
+        SCTP_INSTREAMS  = 2;
+        SCTP_OUTSTREAMS = 2;
+    };
+
+
+    ////////// MME parameters:
+    mme_ip_address      = ( { ipv4       = "192.168.12.26";
+                              ipv6       = "192:168:30::17";
+                              active     = "yes";
+                              preference = "ipv4";
+                            }
+                          );
+
+    NETWORK_INTERFACES :
+    {
+
+        GNB_INTERFACE_NAME_FOR_S1_MME            = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1_MME              = "192.168.12.111/24";
+        GNB_INTERFACE_NAME_FOR_S1U               = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1U                 = "192.168.12.111/24";
+        GNB_PORT_FOR_S1U                         = 2152; # Spec 2152
+    };
+  }
+);
+
+MACRLCs = (
+    {
+        num_cc = 1;
+        tr_s_preference = "local_L1";
+        tr_n_preference = "local_RRC";
+    }
+);
+
+L1s = (
+    {
+        num_cc = 1;
+        tr_n_preference = "local_mac";
+        pusch_proc_threads = 8;
+    }
+);
+
+RUs = (
+    {
+         local_rf       = "yes"
+         nb_tx          = 1
+         nb_rx          = 1
+         att_tx         = 0
+         att_rx         = 0;
+         bands          = [7];
+         max_pdschReferenceSignalPower = -27;
+         max_rxgain                    = 114;
+         eNB_instances  = [0];
+         ## beamforming 1x2 matrix: 1 layer x 2 antennas
+         bf_weights = [0x00007fff, 0x0000];
+         ## beamforming 1x4 matrix: 1 layer x 4 antennas
+         #bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
+         ## beamforming 2x2 matrix:
+         #bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
+         ## beamforming 4x4 matrix:
+         #bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
+         sdr_addrs = "type=x300";
+         clock_src = "external";
+    }
+);
+
+THREAD_STRUCT = (
+  {
+    #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
+    parallel_config    = "PARALLEL_RU_L1_TRX_SPLIT";
+    #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
+    worker_config      = "WORKER_ENABLE";
+  }
+);
+
+     log_config :
+     {
+       global_log_level                      ="info";
+       global_log_verbosity                  ="medium";
+       hw_log_level                          ="info";
+       hw_log_verbosity                      ="medium";
+       phy_log_level                         ="info";
+       phy_log_verbosity                     ="medium";
+       mac_log_level                         ="info";
+       mac_log_verbosity                     ="high";
+       rlc_log_level                         ="info";
+       rlc_log_verbosity                     ="medium";
+       pdcp_log_level                        ="info";
+       pdcp_log_verbosity                    ="medium";
+       rrc_log_level                         ="info";
+       rrc_log_verbosity                     ="medium";
+    };
+
diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb_24PRB.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb_24PRB.conf
new file mode 100644
index 0000000000..12e4525454
--- /dev/null
+++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_gnb_24PRB.conf
@@ -0,0 +1,306 @@
+Active_gNBs = ( "gNB-Eurecom-5GNRBox");
+# Asn1_verbosity, choice in: none, info, annoying
+Asn1_verbosity = "none";
+
+gNBs =
+(
+ {
+    ////////// Identification parameters:
+    gNB_ID    =  0xe00;
+
+    cell_type =  "CELL_MACRO_GNB";
+
+    gNB_name  =  "gNB-Eurecom-5GNRBox";
+
+    // Tracking area code, 0x0000 and 0xfffe are reserved values
+    tracking_area_code  =  1;
+
+    plmn_list = ({mcc = 222; mnc = 01; mnc_length = 2;});	 
+
+    tr_s_preference     = "local_mac"
+
+    ////////// Physical parameters:
+
+    ssb_SubcarrierOffset                                      = 31; //0;
+    pdsch_AntennaPorts                                        = 1;
+    pusch_TargetSNRx10                                        = 200;
+    pucch_TargetSNRx10                                        = 200;
+
+    servingCellConfigCommon = (
+    {
+ #spCellConfigCommon
+
+      physCellId                                                    = 0;
+
+#  downlinkConfigCommon
+    #frequencyInfoDL
+      # this is 3600 MHz + 12 PRBs@30kHz SCS 
+      absoluteFrequencySSB                                          = 640288;
+      dl_frequencyBand                                                 = 78;
+      # this is 3600 MHz
+      dl_absoluteFrequencyPointA                                       = 640000;
+      #scs-SpecificCarrierList
+        dl_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        dl_subcarrierSpacing                                           = 1;
+        dl_carrierBandwidth                                            = 24;
+     #initialDownlinkBWP
+      #genericParameters
+        # this is RBstart=0,L=24 (275*(L-1))+RBstart
+        initialDLBWPlocationAndBandwidth                                        = 6325; 
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        initialDLBWPsubcarrierSpacing                                           = 1;
+      #pdcch-ConfigCommon
+        initialDLBWPcontrolResourceSetZero                                      = 0;
+        initialDLBWPsearchSpaceZero                                             = 0;
+      #pdsch-ConfigCommon
+        #pdschTimeDomainAllocationList (up to 16 entries)
+             initialDLBWPk0_0                    = 0;
+             #initialULBWPmappingType
+	     #0=typeA,1=typeB
+             initialDLBWPmappingType_0           = 0;
+             #this is SS=1,L=13
+             initialDLBWPstartSymbolAndLength_0  = 40;
+
+             initialDLBWPk0_1                    = 0;
+             initialDLBWPmappingType_1           = 0;
+             #this is SS=2,L=12 
+             initialDLBWPstartSymbolAndLength_1  = 53;
+
+             initialDLBWPk0_2                    = 0;
+             initialDLBWPmappingType_2           = 0;
+             #this is SS=1,L=12 
+             initialDLBWPstartSymbolAndLength_2  = 54;
+
+             initialDLBWPk0_3                    = 0;
+             initialDLBWPmappingType_3           = 0;
+             #this is SS=1,L=4 //5 (4 is for 43, 5 is for 57)
+             initialDLBWPstartSymbolAndLength_3  = 57; //43; //57;
+  #uplinkConfigCommon 
+     #frequencyInfoUL
+      ul_frequencyBand                                                 = 78;
+      #scs-SpecificCarrierList
+      ul_offstToCarrier                                              = 0;
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      ul_subcarrierSpacing                                           = 1;
+      ul_carrierBandwidth                                            = 24;
+      pMax                                                          = 20;
+     #initialUplinkBWP
+      #genericParameters
+        initialULBWPlocationAndBandwidth                                        = 6325; 
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+        initialULBWPsubcarrierSpacing                                           = 1;
+      #rach-ConfigCommon
+        #rach-ConfigGeneric
+          prach_ConfigurationIndex                                  = 98;
+#prach_msg1_FDM
+#0 = one, 1=two, 2=four, 3=eight
+          prach_msg1_FDM                                            = 0;
+          prach_msg1_FrequencyStart                                 = 0;
+          zeroCorrelationZoneConfig                                 = 13;
+          preambleReceivedTargetPower                               = -100;
+#preamblTransMax (0...10) = (3,4,5,6,7,8,10,20,50,100,200)
+          preambleTransMax                                          = 6;
+#powerRampingStep
+# 0=dB0,1=dB2,2=dB4,3=dB6
+        powerRampingStep                                            = 1;
+#ra_ReponseWindow
+#1,2,4,8,10,20,40,80
+        ra_ResponseWindow                                           = 5;
+#ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR
+#1=oneeighth,2=onefourth,3=half,4=one,5=two,6=four,7=eight,8=sixteen
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR                = 4;
+#oneHalf (0..15) 4,8,12,16,...60,64
+        ssb_perRACH_OccasionAndCB_PreamblesPerSSB                   = 14; //15;
+#ra_ContentionResolutionTimer
+#(0..7) 8,16,24,32,40,48,56,64
+        ra_ContentionResolutionTimer                                = 7;
+        rsrp_ThresholdSSB                                           = 19;
+#prach-RootSequenceIndex_PR
+#1 = 839, 2 = 139
+        prach_RootSequenceIndex_PR                                  = 2;
+        prach_RootSequenceIndex                                     = 1;
+        # SCS for msg1, can only be 15 for 30 kHz < 6 GHz, takes precendence over the one derived from prach-ConfigIndex
+        #  
+        msg1_SubcarrierSpacing                                      = 1,
+
+# restrictedSetConfig
+# 0=unrestricted, 1=restricted type A, 2=restricted type B
+        restrictedSetConfig                                         = 0,
+      # pusch-ConfigCommon (up to 16 elements)
+        initialULBWPk2_0                      = 2;
+        initialULBWPmappingType_0             = 1
+        # this is SS=0 L=12
+        initialULBWPstartSymbolAndLength_0    = 55;
+ 	
+	initialULBWPk2_1                      = 2;
+        initialULBWPmappingType_1             = 1;
+        # this is SS=0 L=11
+        initialULBWPstartSymbolAndLength_1    = 69;
+
+        initialULBWPk2_2                      = 7;
+        initialULBWPmappingType_2             = 1;
+        # this is SS=10 L=4
+        initialULBWPstartSymbolAndLength_2    = 52;
+
+        msg3_DeltaPreamble                                          = 1;
+        p0_NominalWithGrant                                         =-90;
+
+# pucch-ConfigCommon setup :
+# pucchGroupHopping
+# 0 = neither, 1= group hopping, 2=sequence hopping
+        pucchGroupHopping                                           = 0;
+        hoppingId                                                   = 40;
+        p0_nominal                                                  = -90;
+# ssb_PositionsInBurs_BitmapPR
+# 1=short, 2=medium, 3=long
+      ssb_PositionsInBurst_PR                                       = 2;
+      ssb_PositionsInBurst_Bitmap                                   = 1; #0x80;
+
+# ssb_periodicityServingCell
+# 0 = ms5, 1=ms10, 2=ms20, 3=ms40, 4=ms80, 5=ms160, 6=spare2, 7=spare1 
+      ssb_periodicityServingCell                                    = 2;
+
+# dmrs_TypeA_position
+# 0 = pos2, 1 = pos3
+      dmrs_TypeA_Position                                           = 0;
+
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      subcarrierSpacing                                             = 1;
+
+
+  #tdd-UL-DL-ConfigurationCommon
+# subcarrierSpacing
+# 0=kHz15, 1=kHz30, 2=kHz60, 3=kHz120  
+      referenceSubcarrierSpacing                                    = 1;
+      # pattern1 
+      # dl_UL_TransmissionPeriodicity
+      # 0=ms0p5, 1=ms0p625, 2=ms1, 3=ms1p25, 4=ms2, 5=ms2p5, 6=ms5, 7=ms10
+      dl_UL_TransmissionPeriodicity                                 = 6;
+      nrofDownlinkSlots                                             = 7; //8; //7;
+      nrofDownlinkSymbols                                           = 6; //0; //6;
+      nrofUplinkSlots                                               = 2;
+      nrofUplinkSymbols                                             = 4; //0; //4;
+
+  ssPBCH_BlockPower                                             = -25;
+  }
+
+  );
+
+
+    # ------- SCTP definitions
+    SCTP :
+    {
+        # Number of streams to use in input/output
+        SCTP_INSTREAMS  = 2;
+        SCTP_OUTSTREAMS = 2;
+    };
+
+
+    ////////// MME parameters:
+    mme_ip_address      = ( { ipv4       = "192.168.18.99";
+                              ipv6       = "192:168:30::17";
+                              active     = "yes";
+                              preference = "ipv4";
+                            }
+                          );
+
+    ///X2
+    enable_x2 = "yes";
+    t_reloc_prep      = 1000;      /* unit: millisecond */
+    tx2_reloc_overall = 2000;      /* unit: millisecond */
+    t_dc_prep         = 1000;      /* unit: millisecond */
+    t_dc_overall      = 2000;      /* unit: millisecond */
+    target_enb_x2_ip_address      = (
+                                     { ipv4       = "192.168.18.199";
+                                       ipv6       = "192:168:30::17";
+                                       preference = "ipv4";
+                                     }
+                                    );
+
+    NETWORK_INTERFACES :
+    {
+
+        GNB_INTERFACE_NAME_FOR_S1_MME            = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1_MME              = "192.168.18.198/24";
+        GNB_INTERFACE_NAME_FOR_S1U               = "eth0";
+        GNB_IPV4_ADDRESS_FOR_S1U                 = "192.168.18.198/24";
+        GNB_PORT_FOR_S1U                         = 2152; # Spec 2152
+        GNB_IPV4_ADDRESS_FOR_X2C                 = "192.168.18.198/24";
+        GNB_PORT_FOR_X2C                         = 36422; # Spec 36422
+    };
+  }
+);
+
+MACRLCs = (
+	{
+	num_cc = 1;
+	tr_s_preference = "local_L1";
+	tr_n_preference = "local_RRC";
+        }  
+);
+
+L1s = (
+    	{
+	num_cc = 1;
+	tr_n_preference = "local_mac";
+	pusch_proc_threads = 8;
+        }  
+);
+
+RUs = (
+    {		  
+         local_rf       = "yes"
+         nb_tx          = 1
+         nb_rx          = 1
+         att_tx         = 0
+         att_rx         = 0;
+         bands          = [7];
+         max_pdschReferenceSignalPower = -27;
+         max_rxgain                    = 114;
+         eNB_instances  = [0];
+         ## beamforming 1x2 matrix: 1 layer x 2 antennas
+         bf_weights = [0x00007fff, 0x0000];
+         ## beamforming 1x4 matrix: 1 layer x 4 antennas
+         #bf_weights = [0x00007fff, 0x0000,0x0000, 0x0000];
+         ## beamforming 2x2 matrix:
+         #bf_weights = [0x00007fff, 0x00000000, 0x00000000, 0x00007fff];
+         ## beamforming 4x4 matrix:
+         #bf_weights = [0x00007fff, 0x0000, 0x0000, 0x0000, 0x00000000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff, 0x0000, 0x0000, 0x0000, 0x0000, 0x00007fff];
+         clock_src = "external";
+    }
+);  
+
+THREAD_STRUCT = (
+  {
+    #three config for level of parallelism "PARALLEL_SINGLE_THREAD", "PARALLEL_RU_L1_SPLIT", or "PARALLEL_RU_L1_TRX_SPLIT"
+    parallel_config    = "PARALLEL_RU_L1_TRX_SPLIT";
+    //parallel_config    = "PARALLEL_SINGLE_THREAD";
+    #two option for worker "WORKER_DISABLE" or "WORKER_ENABLE"
+    worker_config      = "WORKER_ENABLE";
+  }
+);
+
+     log_config :
+     {
+       global_log_level                      ="info";
+       global_log_verbosity                  ="medium";
+       hw_log_level                          ="info";
+       hw_log_verbosity                      ="medium";
+       phy_log_level                         ="info";
+       phy_log_verbosity                     ="medium";
+       mac_log_level                         ="info";
+       mac_log_verbosity                     ="high";
+       rlc_log_level                         ="info";
+       rlc_log_verbosity                     ="medium";
+       pdcp_log_level                        ="info";
+       pdcp_log_verbosity                    ="medium";
+       rrc_log_level                         ="info";
+       rrc_log_verbosity                     ="medium";
+    };
+