Commit c2460ee3 authored by Elena Lukashova's avatar Elena Lukashova
Browse files

Verifying if offset LUT for TM4 works for TM1. -J is responsible for shift.

parent 51af1a19
......@@ -63,6 +63,7 @@ int avg[4];
unsigned char offset_mumimo_llr_drange_fix=0;
uint8_t intefr_unaw_shift0;
uint8_t intefr_unaw_shift1;
uint8_t intefr_unaw_shift;
//inferference-free case
unsigned char interf_unaw_shift_mcs[29]={5, 3, 4, 3, 3, 2, 1, 1, 2, 0, 1, 1, 1, 1, 0, 0,
1, 1, 1, 1, 0, 2, 1, 0, 1, 0, 1, 0, 0} ;
......@@ -319,7 +320,7 @@ int rx_pdsch(PHY_VARS_UE *phy_vars_ue,
avgs = cmax(avgs,avg[(aatx<<1)+aarx]);
// avgs = cmax(avgs,avg[(aarx<<1)+aatx]);
lte_ue_pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2);
lte_ue_pdsch_vars[eNB_id]->log2_maxh = (log2_approx(avgs)/2) + intefr_unaw_shift;
// + log2_approx(frame_parms->nb_antennas_tx_eNB-1) //-1 because log2_approx counts the number of bits
// + log2_approx(frame_parms->nb_antennas_rx-1);
......
......@@ -61,6 +61,7 @@ extern unsigned int dlsch_tbs25[27][25],TBStable[27][110];
extern unsigned char offset_mumimo_llr_drange_fix;
extern uint8_t interf_unaw_shift0=0;
extern uint8_t interf_unaw_shift1=0;
extern uint8_t interf_unaw_shift=0;
#ifdef XFORMS
#include "PHY/TOOLS/lte_phy_scope.h"
#endif
......@@ -385,7 +386,7 @@ 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:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:YXV:W:")) != -1) {
while ((c = getopt (argc, argv, "ahdpZDe:m:n:o:s:f:t:c:g:r:F:x:y:z:AM:N:I:i:O:R:S:C:T:b:u:v:w:B:PLl:YXV:W:J:")) != -1) {
switch (c) {
case 'a':
awgn_flag = 1;
......@@ -638,6 +639,9 @@ int main(int argc, char **argv)
case 'W':
interf_unaw_shift1=atoi(optarg);
break;
case 'J':
interf_unaw_shift=atoi(optarg);
break;
case 'h':
default:
printf("%s -h(elp) -a(wgn on) -d(ci decoding on) -p(extended prefix on) -m mcs1 -M mcs2 -n n_frames -s snr0 -x transmission mode (1,2,3,5,6) -y TXant -z RXant -I trch_file\n",argv[0]);
......@@ -785,14 +789,14 @@ int main(int argc, char **argv)
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_u%d_imod%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1,mcs_i,rx_type,i_mod);
else if (abstx == 1)
if (perfect_ce==1)
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift0 );
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift );
else
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift0);
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_ab_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift);
else //abstx=0
if (perfect_ce==1)
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift0);
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_perf_ce_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2, interf_unaw_shift);
else
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2,interf_unaw_shift0);
sprintf(bler_fname,"bler_tx%d_rec%d_chan%d_nrx%d_mcs%d_mcsi%d_sh%d.csv",transmission_mode,rx_type,channel_model,n_rx,mcs1, mcs2,interf_unaw_shift);
bler_fd = fopen(bler_fname,"w");
if (bler_fd==NULL) {
......@@ -828,9 +832,9 @@ int main(int argc, char **argv)
else
if (perfect_ce==1)
sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_perf_ce_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift0);
sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_perf_ce_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift);
else
sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift0);
sprintf(csv_fname,"dataout_tx%d_rec%d_mcs%d_mcsi%d_chan%d_ns%d_R%d_ab_sh%d.m",transmission_mode,rx_type,mcs1,mcs2,channel_model,n_frames,num_rounds, interf_unaw_shift);
// sprintf(csv_fname,"dataout_tx%d_mcs%d_mcs_interf%d_chan%d_nsimus%d_R%d_abstr_old.m",transmission_mode,mcs1,mcs2,channel_model,n_frames,num_rounds);
csv_fd = fopen(csv_fname,"w");
......
  • As practice shows, the LUT for TM4 interference pre-cancelling is not valid for the TM1 SISO. Could be explained by difference in rate.

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