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use nb_antennas_tx as physical antenna number and nb_antennas_tx_eNB as antenna port

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This commit is contained in:
Xiwen JIANG
2015-10-09 10:04:25 +02:00
parent 67262694de
commit 0d681a0e72
5 changed files with 74 additions and 69 deletions
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openair1/PHY/INIT/lte_init.c
+6 -6
View File
@@ -1275,10 +1275,10 @@ int phy_init_lte_eNB(PHY_VARS_eNB *phy_vars_eNB,
if (abstraction_flag==0) {
// TX vars
eNB_common_vars->txdata[eNB_id] = (int32_t**)malloc16(phy_vars_eNB->nb_antennas_tx_phy*sizeof(int32_t*) );
eNB_common_vars->txdataF[eNB_id] = (mod_sym_t **)malloc16(phy_vars_eNB->nb_antennas_tx_phy*sizeof(mod_sym_t*) );
eNB_common_vars->txdata[eNB_id] = (int32_t**)malloc16(frame_parms->nb_antennas_tx*sizeof(int32_t*) );
eNB_common_vars->txdataF[eNB_id] = (mod_sym_t **)malloc16(frame_parms->nb_antennas_tx*sizeof(mod_sym_t*) );
for (i=0; i<phy_vars_eNB->nb_antennas_tx_phy; i++) {
for (i=0; i<frame_parms->nb_antennas_tx; i++) {
#ifdef USER_MODE
eNB_common_vars->txdata[eNB_id][i] = (int32_t*)malloc16_clear( FRAME_LENGTH_COMPLEX_SAMPLES*sizeof(int32_t) );
eNB_common_vars->txdataF[eNB_id][i] = (mod_sym_t*)malloc16_clear( FRAME_LENGTH_COMPLEX_SAMPLES_NO_PREFIX*sizeof(mod_sym_t) );
@@ -1295,9 +1295,9 @@ int phy_init_lte_eNB(PHY_VARS_eNB *phy_vars_eNB,
}
// RX vars
eNB_common_vars->rxdata[eNB_id] = (int32_t**)malloc16( frame_parms->nb_antennas_rx*sizeof(int32_t*) );
eNB_common_vars->rxdata_7_5kHz[eNB_id] = (int32_t**)malloc16( frame_parms->nb_antennas_rx*sizeof(int32_t*) );
eNB_common_vars->rxdataF[eNB_id] = (int32_t**)malloc16( frame_parms->nb_antennas_rx*sizeof(int32_t*) );
eNB_common_vars->rxdata[eNB_id] = (int32_t**)malloc16(frame_parms->nb_antennas_rx*sizeof(int32_t*) );
eNB_common_vars->rxdata_7_5kHz[eNB_id] = (int32_t**)malloc16(frame_parms->nb_antennas_rx*sizeof(int32_t*) );
eNB_common_vars->rxdataF[eNB_id] = (int32_t**)malloc16(frame_parms->nb_antennas_rx*sizeof(int32_t*) );
for (i=0; i<frame_parms->nb_antennas_rx; i++) {
#ifndef USER_MODE
openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
+4 -5
View File
@@ -192,7 +192,6 @@ int allocate_REs_in_RB(PHY_VARS_eNB *phy_vars_eNB,
uint8_t *x1=NULL;
uint8_t mod_order1=2;
uint8_t nb_antennas_tx_phy = phy_vars_eNB->nb_antennas_tx_phy;
// Fill these in later for TM8-10
// int Nlayers1;
@@ -917,7 +916,7 @@ break;
*jj = *jj + 1;
//printf("%d(%d) : %d,%d => ",tti_offset,*jj,((int16_t*)&tmp_sample1)[0],((int16_t*)&tmp_sample1)[1]);
for (aa=0; aa<nb_antennas_tx_phy; aa++) {
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
((int16_t*)&txdataF[aa][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[0])>>15);
((int16_t*)&txdataF[aa][tti_offset])[0] +=-(int16_t)((((int16_t*)&tmp_sample1)[1]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
((int16_t*)&txdataF[aa][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
@@ -956,7 +955,7 @@ break;
((int16_t*)&tmp_sample1)[0] = (int16_t)(((int32_t)amp*qam16_table[qam16_table_offset_re])>>15);
((int16_t*)&tmp_sample1)[1] = (int16_t)(((int32_t)amp*qam16_table[qam16_table_offset_im])>>15);
for (aa=0; aa<nb_antennas_tx_phy; aa++) {
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
((int16_t*)&txdataF[aa][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[0])>>15);
((int16_t*)&txdataF[aa][tti_offset])[0] +=-(int16_t)((((int16_t*)&tmp_sample1)[1]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
((int16_t*)&txdataF[aa][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
@@ -1004,7 +1003,7 @@ break;
((int16_t*)&tmp_sample1)[0] = (int16_t)(((int32_t)amp*qam64_table[qam64_table_offset_re])>>15);
((int16_t*)&tmp_sample1)[1] = (int16_t)(((int32_t)amp*qam64_table[qam64_table_offset_im])>>15);
for (aa=0; aa<nb_antennas_tx_phy; aa++) {
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
((int16_t*)&txdataF[aa][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[0])>>15);
((int16_t*)&txdataF[aa][tti_offset])[0] +=-(int16_t)((((int16_t*)&tmp_sample1)[1]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
((int16_t*)&txdataF[aa][tti_offset])[1] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
@@ -1025,7 +1024,7 @@ break;
tmp_sample1 = qpsk[(phy_vars_eNB->lte_gold_uespec_port5_table[0][Ns][ind_dword]>>(2*ind_qpsk_symb))&3];
mprime2++;
for (aa=0; aa<nb_antennas_tx_phy; aa++) {
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
((int16_t*)&txdataF[aa][tti_offset])[0] += (int16_t)((((int16_t*)&tmp_sample1)[0]*((int16_t*)&beamforming_weights[re][aa])[0])>>15);
((int16_t*)&txdataF[aa][tti_offset])[0] +=-(int16_t)((((int16_t*)&tmp_sample1)[1]*((int16_t*)&beamforming_weights[re][aa])[1])>>15);
openair1/PHY/LTE_TRANSPORT/pilots_ue_spec.c
+1 -1
View File
@@ -68,7 +68,7 @@ void generate_ue_spec_pilots(PHY_VARS_eNB *phy_vars_eNB,
printf("generate_dl_ue_spec:tti_offset=%d\n",tti_offset);
if(frame_parms->Ncp==0) {
for(aa=0;aa<phy_vars_eNB->nb_antennas_tx_phy;aa++){
for(aa=0;aa<frame_parms->nb_antennas_tx;aa++){
//antenna port 5 symbol 0 slot 0
lte_dl_ue_spec(phy_vars_eNB,
UE_id,
openair1/PHY/defs.h
-1
View File
@@ -209,7 +209,6 @@ typedef struct PHY_VARS_eNB_s {
eNB_proc_t proc[NUM_ENB_THREADS];
uint8_t local_flag;
uint32_t rx_total_gain_eNB_dB;
uint8_t nb_antennas_tx_phy;
LTE_DL_FRAME_PARMS lte_frame_parms;
PHY_MEASUREMENTS_eNB PHY_measurements_eNB[NUMBER_OF_eNB_SECTORS_MAX]; /// Measurement variables
LTE_eNB_COMMON lte_eNB_common_vars;
openair1/SIMULATION/LTE_PHY/dlsim.c
+63 -56
View File
@@ -1,4 +1,4 @@
/******************************************************************************
/******************************************************************************
ipenAirInterface
Copyright(c) 1999 - 2014 Eurecom
@@ -107,7 +107,7 @@ void handler(int sig)
exit(1);
}
void lte_param_init(unsigned char N_tx, unsigned char N_tx_phy, unsigned char N_rx,unsigned char transmission_mode,uint8_t extended_prefix_flag,uint8_t fdd_flag, uint16_t Nid_cell,uint8_t tdd_config,uint8_t N_RB_DL, uint8_t osf,uint32_t perfect_ce)
void lte_param_init(unsigned char N_tx_port_eNB, unsigned char N_tx_phy, unsigned char N_rx,unsigned char transmission_mode,uint8_t extended_prefix_flag,uint8_t fdd_flag, uint16_t Nid_cell,uint8_t tdd_config,uint8_t N_RB_DL, uint8_t osf,uint32_t perfect_ce)
{
LTE_DL_FRAME_PARMS *lte_frame_parms;
@@ -132,9 +132,9 @@ void lte_param_init(unsigned char N_tx, unsigned char N_tx_phy, unsigned char N_
lte_frame_parms->Ncp = extended_prefix_flag;
lte_frame_parms->Nid_cell = Nid_cell;
lte_frame_parms->nushift = Nid_cell%6;
lte_frame_parms->nb_antennas_tx = N_tx;
lte_frame_parms->nb_antennas_tx = N_tx_phy;
lte_frame_parms->nb_antennas_rx = N_rx;
lte_frame_parms->nb_antennas_tx_eNB = N_tx;
lte_frame_parms->nb_antennas_tx_eNB = N_tx_port_eNB;
lte_frame_parms->phich_config_common.phich_resource = one;
lte_frame_parms->tdd_config = tdd_config;
lte_frame_parms->frame_type = (fdd_flag==1)?0 : 1;
@@ -157,8 +157,6 @@ void lte_param_init(unsigned char N_tx, unsigned char N_tx_phy, unsigned char N_
PHY_vars_eNB->transmission_mode[0] = transmission_mode;
PHY_vars_UE->transmission_mode[0] = transmission_mode;
//printf("lte_param_init: transmission mode = %d\n",PHY_vars_eNB->transmission_mode[0]);
PHY_vars_eNB->nb_antennas_tx_phy = N_tx_phy;
phy_init_lte_top(lte_frame_parms);
dump_frame_parms(lte_frame_parms);
@@ -207,7 +205,7 @@ uint64_t DLSCH_alloc_pdu_1[2];
#define CCCH_RB_ALLOC computeRIV(PHY_vars_eNB->lte_frame_parms.N_RB_UL,0,2)
//#define DLSCH_RB_ALLOC 0x1fbf // igore DC component,RB13
//#define DLSCH_RB_ALLOC 0x0001
void do_OFDM_mod_l(mod_sym_t **txdataF, int32_t **txdata, uint16_t next_slot, LTE_DL_FRAME_PARMS *frame_parms, uint8_t nb_antennas_tx_phy)
void do_OFDM_mod_l(mod_sym_t **txdataF, int32_t **txdata, uint16_t next_slot, LTE_DL_FRAME_PARMS *frame_parms)
{
int aa, slot_offset, slot_offset_F;
@@ -215,7 +213,7 @@ void do_OFDM_mod_l(mod_sym_t **txdataF, int32_t **txdata, uint16_t next_slot, LT
slot_offset_F = (next_slot)*(frame_parms->ofdm_symbol_size)*((frame_parms->Ncp==1) ? 6 : 7);
slot_offset = (next_slot)*(frame_parms->samples_per_tti>>1);
for (aa=0; aa<nb_antennas_tx_phy; aa++) {
for (aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
// printf("Thread %d starting ... aa %d (%llu)\n",omp_get_thread_num(),aa,rdtsc());
if (frame_parms->Ncp == 1)
@@ -253,8 +251,7 @@ int main(int argc, char **argv)
double forgetting_factor=0.0; //in [0,1] 0 means a new channel every time, 1 means keep the same channel
double iqim=0.0;
uint8_t extended_prefix_flag=0,transmission_mode=1,n_tx=1,n_rx=1;
uint16_t n_tx_phy=1;
uint8_t extended_prefix_flag=0,transmission_mode=1,n_tx_port=1,n_tx_phy=1,n_rx=1;
uint16_t Nid_cell=0;
int32_t **beamforming_weights;
@@ -335,7 +332,8 @@ int main(int argc, char **argv)
uint32_t DLSCH_RB_ALLOC = 0x1fff;
int numCCE=0;
int dci_length_bytes=0,dci_length=0;
double BW = 5.0;
//double BW = 5.0;
double BW = 7.68;
int common_flag=0,TPC=0;
double cpu_freq_GHz;
@@ -387,7 +385,7 @@ int main(int argc, char **argv)
num_layers = 1;
perfect_ce = 0;
while ((c = getopt (argc, argv, "ahdpZDe:m:n:o:s:f:t:c:g:r:F:x:y:q:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:Y")) != -1) {
while ((c = getopt (argc, argv, "ahdqZDe:m:n:o:s:f:t:c:g:r:F:x:p:y:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:Y")) != -1) {
switch (c) {
case 'a':
awgn_flag = 1;
@@ -464,7 +462,7 @@ int main(int argc, char **argv)
n_ch_rlz= atof(optarg);
break;
case 'p':
case 'q':
extended_prefix_flag=1;
break;
@@ -554,32 +552,39 @@ int main(int argc, char **argv)
}
if (transmission_mode>1 && transmission_mode<7){
n_tx = 2;
n_tx_phy = n_tx;
n_tx_port = 2;
n_tx_phy = n_tx_port;
} else if (transmission_mode==7){
n_tx_port = 1;
}
break;
case 'y':
n_tx=atoi(optarg);
case 'p':
n_tx_port=atoi(optarg);
if ((n_tx==0) || ((n_tx>2))) {
msg("Unsupported number of tx antennas ports %d\n",n_tx);
if ((n_tx_port==0) || ((n_tx_port>2))) {
msg("Unsupported number of cell specific antennas ports %d\n",n_tx_port);
exit(-1);
}
break;
case 'q':
case 'y':
n_tx_phy=atoi(optarg);
if (transmission_mode<7 && n_tx_phy!=n_tx) {
msg("For transmission mode below TM7, physical antenna number should be the same as antenna port number.\n");
exit(-1);
if (transmission_mode>1&&transmission_mode<7) {
if(n_tx_phy==1) {
msg("n_tx_phy must be >1 for transmission_mode %d\n",transmission_mode);
exit(-1);
} else if (n_tx_phy!=n_tx_port) { // to be changed
msg("For transmission mode TM2-TM6, physical antenna number should be the same as antenna port number.\n");
exit(-1);
}
}
//if (transmission_mode==7 && (n_tx_phy!=1 && n_tx_phy!=2 && n_tx_phy!=4 && n_tx_phy!=8 && n_tx_phy!=16 && n_tx_phy!=64 && n_tx_phy!=128)) {
if (transmission_mode==7 && (n_tx_phy!=1 && n_tx_phy!=4 && n_tx_phy!=16 && n_tx_phy!=64)) {
if (transmission_mode==7 && (n_tx_phy!=1 && n_tx_phy!=2 && n_tx_phy!=4 && n_tx_phy!=16 && n_tx_phy!=64)) {
msg("For TM7, physical antenna number should be an exponent of 4, maximum 64 antennas supported.\n");
exit(-1);
}
@@ -629,7 +634,7 @@ int main(int argc, char **argv)
dual_stream_UE=1;
openair_daq_vars.use_ia_receiver = 1;
if ((n_tx!=2) || (transmission_mode!=5)) {
if ((n_tx_port!=2) || (transmission_mode!=5)) {
msg("IA receiver only supported for TM5!");
exit(-1);
}
@@ -689,8 +694,8 @@ int main(int argc, char **argv)
printf("-g [A:M] Use 3GPP 25.814 SCM-A/B/C/D('A','B','C','D') or 36-101 EPA('E'), EVA ('F'),ETU('G') models (ignores delay spread and Ricean factor), Rayghleigh8 ('H'), Rayleigh1('I'), Rayleigh1_corr('J'), Rayleigh1_anticorr ('K'), Rice8('L'), Rice1('M')\n");
printf("-F forgetting factor (0 new channel every trial, 1 channel constant\n");
printf("-x Transmission mode (1,2,6,7 for the moment)\n");
printf("-y Number of TX antennas ports used in eNB\n");
printf("-q Number of physical TX antennas used in eNB\n");
printf("-p Number of TX antennas ports used in eNB\n");
printf("-y Number of physical TX antennas used in eNB\n");
printf("-z Number of RX antennas used in UE\n");
printf("-t MCS of interfering UE\n");
printf("-R Number of HARQ rounds (fixed)\n");
@@ -738,10 +743,6 @@ int main(int argc, char **argv)
NB_RB=conv_nprb(0,DLSCH_RB_ALLOC,N_RB_DL);
if ((transmission_mode>1&&transmission_mode<7) && (n_tx_phy == 1)){
msg("n_tx_phy must be >1 for transmission_mode %d\n",transmission_mode);
exit(-1);
}
#ifdef XFORMS
fl_initialize (&argc, argv, NULL, 0, 0);
@@ -764,7 +765,7 @@ int main(int argc, char **argv)
}
lte_param_init(n_tx,n_tx_phy,n_rx,transmission_mode,extended_prefix_flag,fdd_flag,Nid_cell,tdd_config,N_RB_DL,osf,perfect_ce);
lte_param_init(n_tx_port,n_tx_phy,n_rx,transmission_mode,extended_prefix_flag,fdd_flag,Nid_cell,tdd_config,N_RB_DL,osf,perfect_ce);
if (transmission_mode==7){
lte_gold_ue_spec_port5(PHY_vars_eNB->lte_gold_uespec_port5_table[0],Nid_cell,n_rnti);
@@ -775,14 +776,14 @@ int main(int argc, char **argv)
beamforming_weights[i]=(int32_t *)malloc(n_tx_phy*sizeof(int32_t));
for(aa=0;aa<n_tx_phy;aa++){
//tmp
if (n_tx_phy==1)
if (n_tx_phy==1 || n_tx_phy==2)
beamforming_weights[i][aa] = 0x00007fff;
else if (n_tx_phy==4)
beamforming_weights[i][aa] = 0x00007fff>>1;
else if (n_tx_phy==16)
beamforming_weights[i][aa] = 0x00007fff>>2;
else if (n_tx_phy==64)
beamforming_weights[i][aa] = 0x00007fff>>3;
beamforming_weights[i][aa] = 0x00007fff>>4;//3
}
}
printf("***n_tx_phy=%d,n_tx_phy>>2=%d,beamforming_weights=%d\n",n_tx_phy,n_tx_phy>>2,beamforming_weights[0][0]);
@@ -840,7 +841,7 @@ int main(int argc, char **argv)
char dirname[FILENAME_MAX];
sprintf(dirname, "%s/SIMU/USER/pre-ci-logs-%s", getenv("OPENAIR_TARGETS"),hostname );
sprintf(time_meas_fname,"%s/time_meas_prb%d_mcs%d_anttx%d_antrx%d_pdcch%d_channel%s_tx%d.csv",
dirname,N_RB_DL,mcs1,n_tx,n_rx,num_pdcch_symbols,channel_model_input,transmission_mode);
dirname,N_RB_DL,mcs1,n_tx_phy,n_rx,num_pdcch_symbols,channel_model_input,transmission_mode);
mkdir(dirname,0777);
time_meas_fd = fopen(time_meas_fname,"w");
}
@@ -2221,7 +2222,7 @@ PMI_FEEDBACK:
//printf("Trial %d : Round %d, pmi_feedback %d \n",trials,round,pmi_feedback);
//for (aa=0; aa<PHY_vars_eNB->lte_frame_parms.nb_antennas_tx; aa++) {
for (aa=0; aa<PHY_vars_eNB->nb_antennas_tx_phy; aa++) {
for (aa=0; aa<PHY_vars_eNB->lte_frame_parms.nb_antennas_tx; aa++) {
memset(&PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id][aa][0],0,FRAME_LENGTH_COMPLEX_SAMPLES_NO_PREFIX*sizeof(mod_sym_t));
}
@@ -2878,22 +2879,19 @@ PMI_FEEDBACK:
do_OFDM_mod_l(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id],
PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id],
i,
&PHY_vars_eNB->lte_frame_parms,
PHY_vars_eNB->nb_antennas_tx_phy);
&PHY_vars_eNB->lte_frame_parms);
}
*/
do_OFDM_mod_l(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id],
PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id],
(subframe*2),
&PHY_vars_eNB->lte_frame_parms,
PHY_vars_eNB->nb_antennas_tx_phy);
&PHY_vars_eNB->lte_frame_parms);
do_OFDM_mod_l(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id],
PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id],
(subframe*2)+1,
&PHY_vars_eNB->lte_frame_parms,
PHY_vars_eNB->nb_antennas_tx_phy);
&PHY_vars_eNB->lte_frame_parms);
stop_meas(&PHY_vars_eNB->ofdm_mod_stats);
stop_meas(&PHY_vars_eNB->phy_proc_tx);
@@ -2901,20 +2899,19 @@ PMI_FEEDBACK:
do_OFDM_mod_l(PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id],
PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id],
(subframe*2)+2,
&PHY_vars_eNB->lte_frame_parms,
PHY_vars_eNB->nb_antennas_tx_phy);
&PHY_vars_eNB->lte_frame_parms);
if (n_frames==1) {
write_output("txsigF0.m","txsF0", &PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id][0][subframe*nsymb*PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size],
nsymb*PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size,1,1);
if (PHY_vars_eNB->nb_antennas_tx_phy>1)// to be updated
if (PHY_vars_eNB->lte_frame_parms.nb_antennas_tx>1)// to be updated
write_output("txsigF1.m","txsF1", &PHY_vars_eNB->lte_eNB_common_vars.txdataF[eNB_id][1][subframe*nsymb*PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size],
nsymb*PHY_vars_eNB->lte_frame_parms.ofdm_symbol_size,1,1);
}
tx_lev = 0;
for (aa=0; aa<PHY_vars_eNB->nb_antennas_tx_phy; aa++) {
for (aa=0; aa<PHY_vars_eNB->lte_frame_parms.nb_antennas_tx; aa++) {
tx_lev += signal_energy(&PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id][aa]
[subframe*PHY_vars_eNB->lte_frame_parms.samples_per_tti],
PHY_vars_eNB->lte_frame_parms.samples_per_tti);
@@ -2956,7 +2953,7 @@ PMI_FEEDBACK:
// printf("Copying tx ..., nsymb %d (n_tx %d), awgn %d\n",nsymb,PHY_vars_eNB->lte_frame_parms.nb_antennas_tx,awgn_flag);
for (i=0; i<2*frame_parms->samples_per_tti; i++) {
for (aa=0; aa<PHY_vars_eNB->nb_antennas_tx_phy; aa++) {
for (aa=0; aa<PHY_vars_eNB->lte_frame_parms.nb_antennas_tx; aa++) {
if (awgn_flag == 0) {
s_re[aa][i] = ((double)(((short *)PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id][aa]))[(2*subframe*PHY_vars_UE->lte_frame_parms.samples_per_tti) + (i<<1)]);
s_im[aa][i] = ((double)(((short *)PHY_vars_eNB->lte_eNB_common_vars.txdata[eNB_id][aa]))[(2*subframe*PHY_vars_UE->lte_frame_parms.samples_per_tti) +(i<<1)+1]);
@@ -3147,31 +3144,41 @@ PMI_FEEDBACK:
//write_output("channel.m","ch",desc1->ch[0],desc1->channel_length,1,8);
//write_output("channelF.m","chF",desc1->chF[0],nb_samples,1,8);
for(k=0; k<NUMBER_OF_eNB_MAX; k++) {
for(aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
for(aa=0; aa<frame_parms->nb_antennas_tx_eNB; aa++) {
for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
for (i=0; i<frame_parms->N_RB_DL*12; i++) {
((int16_t *) PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[k][(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x*AMP);
//printf("x=%d,AMP=%d\n",eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x,AMP);
((int16_t *) PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[k][(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].y*AMP);
if (transmission_mode == 7){
((int16_t *)PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size)*2]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x*AMP);
((int16_t *)PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size)*2]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].y*AMP);
if (PHY_vars_UE->high_speed_flag==0) {
((int16_t *)PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x*AMP);
((int16_t *)PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i+1]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].y*AMP);
//printf("**,x=%d,AMP=%d\n",eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x,AMP);
} else {
((int16_t *)PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size)*2]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].x*AMP);
((int16_t *)PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size)*2]=(int16_t)(
eNB2UE[round]->chF[aarx+(aa*frame_parms->nb_antennas_rx)][i].y*AMP);
}
}
}
}
}
}
} else {
for(aa=0; aa<frame_parms->nb_antennas_tx; aa++) {
for(aa=0; aa<frame_parms->nb_antennas_tx_eNB; aa++) {
for (aarx=0; aarx<frame_parms->nb_antennas_rx; aarx++) {
for (i=0; i<frame_parms->N_RB_DL*12; i++) {
((int16_t *) PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[0][(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(short)(AMP);
((int16_t *) PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[0][(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=0/2;
if (transmission_mode == 7){
((int16_t *) PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[0][(aa<<1)+aarx])[2*i+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=(short)(AMP);
((int16_t *) PHY_vars_UE->lte_ue_common_vars.dl_ch_estimates[0][(aa<<1)+aarx])[2*i+1+((l+(Ns%2)*pilot2)*frame_parms->ofdm_symbol_size+LTE_CE_FILTER_LENGTH)*2]=0/2;
if (transmission_mode == 7) {
if (PHY_vars_UE->high_speed_flag==0){
((int16_t *) PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i]=(short)(AMP);
((int16_t *) PHY_vars_UE->lte_ue_pdsch_vars[0]->dl_bf_ch_estimates[(aa<<1)+aarx])[2*i+1]=0/2;