diff --git a/openair1/SIMULATION/NR_PHY/ulsim.c b/openair1/SIMULATION/NR_PHY/ulsim.c index 8b30958131f85d7144b823d81233e5241a7b815b..3d16eeaa2f0be5e61557e38a7f7d96ba5512e86d 100644 --- a/openair1/SIMULATION/NR_PHY/ulsim.c +++ b/openair1/SIMULATION/NR_PHY/ulsim.c @@ -1224,7 +1224,7 @@ int main(int argc, char **argv) //////////////////////////////////////////////////// tx_offset = frame_parms->get_samples_slot_timestamp(slot,frame_parms,0); txlev_sum = 0; - for (int aa=0; aa<frame_parms->nb_antennas_rx; aa++) { + for (int aa=0; aa<frame_parms->nb_antennas_tx; aa++) { atxlev[aa] = signal_energy(&UE->common_vars.txdata[aa][tx_offset + 5*frame_parms->ofdm_symbol_size + 4*frame_parms->nb_prefix_samples + frame_parms->nb_prefix_samples0], frame_parms->ofdm_symbol_size + frame_parms->nb_prefix_samples); @@ -1279,9 +1279,6 @@ int main(int argc, char **argv) r_im[ap][i] += s_im[aa][i]*H_awgn[ap][aa]; } } - - sigma_dB = 10 * log10((double)atxlev[ap] * ((double)frame_parms->ofdm_symbol_size/(12*nb_rb))) - SNR;; - sigma = pow(10,sigma_dB/10); ((int16_t*) &gNB->common_vars.rxdata[ap][slot_offset])[(2*i) + (delay*2)] = (int16_t)((r_re[ap][i]) + (sqrt(sigma/2)*gaussdouble(0.0,1.0))); // convert to fixed point ((int16_t*) &gNB->common_vars.rxdata[ap][slot_offset])[(2*i)+1 + (delay*2)] = (int16_t)((r_im[ap][i]) + (sqrt(sigma/2)*gaussdouble(0.0,1.0)));