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fixes for SR in pucch0

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This commit is contained in:
francescomani
2022-04-14 17:43:02 +02:00
parent 9a330b3d96
commit 815a15e544
2 changed files with 14 additions and 8 deletions
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openair1/PHY/NR_TRANSPORT/pucch_rx.c
+14 -6
View File
@@ -298,7 +298,7 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
xr[aa][l][n2+1]+=(int16_t)(((int32_t)x_re[l][n]*r[n2+1]-(int32_t)x_im[l][n]*r[n2])>>15);
#ifdef DEBUG_NR_PUCCH_RX
printf("x (%d,%d), r%d.%d (%d,%d), xr (%d,%d)\n",
x_re[l][n],x_im[l][n],l2,re_offset[l],r[n2],r[n2+1],xr[aa][l][n2],xr[aa][l][n2+1]);
x_re[l][n],x_im[l][n],l2,re_offset[l],r[n2],r[n2+1],xr[aa][l][n2],xr[aa][l][n2+1]);
#endif
}
}
@@ -390,7 +390,7 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
index=maxpos;
uci_stats->pucch0_n00 = gNB->measurements.n0_subband_power_tot_dB[prb_offset[0]];
uci_stats->pucch0_n01 = gNB->measurements.n0_subband_power_tot_dB[prb_offset[1]];
LOG_D(PHY,"n00[%d] = %d, n01[%d] = %d\n",prb_offset[0],uci_stats->pucch0_n00,prb_offset[1],uci_stats->pucch0_n01);
LOG_I(PHY,"n00[%d] = %d, n01[%d] = %d\n",prb_offset[0],uci_stats->pucch0_n00,prb_offset[1],uci_stats->pucch0_n01);
// estimate CQI for MAC (from antenna port 0 only)
int max_n0 = uci_stats->pucch0_n00>uci_stats->pucch0_n01 ? uci_stats->pucch0_n00:uci_stats->pucch0_n01;
int SNRtimes10,sigenergy=0;
@@ -422,11 +422,12 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
if (pucch_pdu->bit_len_harq==0) {
uci_pdu->harq = NULL;
uci_pdu->sr = calloc(1,sizeof(*uci_pdu->sr));
uci_pdu->sr->sr_confidence_level = no_conf ? 1 : 0;
uci_pdu->sr->sr_confidence_level = (SNRtimes10 > uci_stats->pucch0_thres) ? 1 : 0;
uci_stats->pucch0_sr_trials++;
if (xrtmag_dBtimes10>(10*gNB->measurements.n0_power_tot_dB)) {
if (xrtmag_dBtimes10>10*max_n0) {
uci_pdu->sr->sr_indication = 1;
uci_stats->pucch0_positive_SR++;
LOG_D(PHY,"PUCCH0 got positive SR. Cumulative number of positive SR %d\n", uci_stats->pucch0_positive_SR);
} else {
uci_pdu->sr->sr_indication = 0;
}
@@ -445,7 +446,10 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
uci_pdu->sr = calloc(1,sizeof(*uci_pdu->sr));
uci_pdu->sr->sr_indication = (index>1) ? 1 : 0;
uci_pdu->sr->sr_confidence_level = no_conf ? 1 : 0;
uci_stats->pucch0_positive_SR++;
if(uci_pdu->sr->sr_indication == 1 && uci_pdu->sr->sr_confidence_level == 0) {
uci_stats->pucch0_positive_SR++;
LOG_D(PHY,"PUCCH0 got positive SR. Cumulative number of positive SR %d\n", uci_stats->pucch0_positive_SR);
}
}
uci_stats->pucch01_trials++;
}
@@ -463,6 +467,10 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
uci_pdu->sr = calloc(1,sizeof(*uci_pdu->sr));
uci_pdu->sr->sr_indication = (index>3) ? 1 : 0;
uci_pdu->sr->sr_confidence_level = (no_conf) ? 1 : 0;
if(uci_pdu->sr->sr_indication == 1 && uci_pdu->sr->sr_confidence_level == 0) {
uci_stats->pucch0_positive_SR++;
LOG_D(PHY,"PUCCH0 got positive SR. Cumulative number of positive SR %d\n", uci_stats->pucch0_positive_SR);
}
}
}
}
@@ -1671,7 +1679,7 @@ void nr_decode_pucch2(PHY_VARS_gNB *gNB,
LOG_D(PHY,"metric %d dB\n",corr_dB);
}
// estimate CQI for MAC (from antenna port 0 only)
// estimate CQI for MAC (from antenna port 0 only)
int SNRtimes10 = dB_fixed_times10(signal_energy_nodc(&rxdataF[0][soffset+(l2*frame_parms->ofdm_symbol_size)+re_offset[0]],
12*pucch_pdu->prb_size)) -
(10*gNB->measurements.n0_power_tot_dB);
openair1/PHY/defs_gNB.h
-2
View File
@@ -661,8 +661,6 @@ typedef struct {
unsigned int n0_power_tot;
//! estimated avg noise power (dB)
unsigned int n0_power_tot_dB;
//! estimated avg noise power (dB)
int n0_power_tot_dBm;
//! estimated avg noise power per RB per RX ant (lin)
unsigned int n0_subband_power[MAX_NUM_RU_PER_gNB][275];
//! estimated avg noise power per RB per RX ant (dB)