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using signal_energy_nodc

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This commit is contained in:
Francesco Mani
2020-09-22 17:35:27 +02:00
parent ccae34e647
commit 03b97dd45e
2 changed files with 6 additions and 8 deletions
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openair1/PHY/NR_TRANSPORT/nr_ulsch_demodulation.c
+2 -2
View File
@@ -1132,8 +1132,8 @@ int nr_rx_pusch(PHY_VARS_gNB *gNB,
rel15_ul);
for (aarx = 0; aarx < frame_parms->nb_antennas_rx; aarx++) {
gNB->pusch_vars[ulsch_id]->ulsch_power[aarx] = signal_energy(&gNB->pusch_vars[ulsch_id]->ul_ch_estimates[aarx][symbol*frame_parms->ofdm_symbol_size],
rel15_ul->rb_size*12);
gNB->pusch_vars[ulsch_id]->ulsch_power[aarx] = signal_energy_nodc(&gNB->pusch_vars[ulsch_id]->ul_ch_estimates[aarx][symbol*frame_parms->ofdm_symbol_size],
rel15_ul->rb_size*12);
if (gNB->pusch_vars[ulsch_id]->ulsch_power[aarx]==1) return (1);
}
openair1/PHY/NR_TRANSPORT/pucch_rx.c
+4 -6
View File
@@ -379,7 +379,7 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
#endif
// estimate CQI for MAC (from antenna port 0 only)
int SNRtimes10 = dB_fixed_times10(signal_energy(&rxdataF[0][pucch_pdu->start_symbol_index*frame_parms->ofdm_symbol_size+re_offset],12)) - (10*gNB->measurements.n0_power_tot_dB);
int SNRtimes10 = dB_fixed_times10(signal_energy_nodc(&rxdataF[0][pucch_pdu->start_symbol_index*frame_parms->ofdm_symbol_size+re_offset],12)) - (10*gNB->measurements.n0_power_tot_dB);
int cqi;
if (SNRtimes10 < -640) cqi=0;
else if (SNRtimes10 > 635) cqi=255;
@@ -395,7 +395,7 @@ void nr_decode_pucch0(PHY_VARS_gNB *gNB,
uci_pdu->pucch_format = 0; // format 0
uci_pdu->ul_cqi = cqi;
uci_pdu->timing_advance = 0xffff; // currently not valid
uci_pdu->rssi = 1280 - (10*dB_fixed(32767*32767)-dB_fixed_times10(signal_energy(&rxdataF[0][pucch_pdu->start_symbol_index*frame_parms->ofdm_symbol_size+re_offset],12)));
uci_pdu->rssi = 1280 - (10*dB_fixed(32767*32767)-dB_fixed_times10(signal_energy_nodc(&rxdataF[0][pucch_pdu->start_symbol_index*frame_parms->ofdm_symbol_size+re_offset],12)));
if (pucch_pdu->bit_len_harq==0) {
uci_pdu->harq = NULL;
uci_pdu->sr = calloc(1,sizeof(*uci_pdu->sr));
@@ -1089,8 +1089,6 @@ void nr_decode_pucch2(PHY_VARS_gNB *gNB,
NR_DL_FRAME_PARMS *frame_parms = &gNB->frame_parms;
//pucch_GroupHopping_t pucch_GroupHopping = pucch_pdu->group_hop_flag + (pucch_pdu->sequence_hop_flag<<1);
AssertFatal(pucch_pdu->nr_of_symbols==1 || pucch_pdu->nr_of_symbols==2,
"Illegal number of symbols for PUCCH 2 %d\n",pucch_pdu->nr_of_symbols);
@@ -1631,7 +1629,7 @@ void nr_decode_pucch2(PHY_VARS_gNB *gNB,
re_offset = (12*pucch_pdu->prb_start) + (12*pucch_pdu->bwp_start) + frame_parms->first_carrier_offset;
// estimate CQI for MAC (from antenna port 0 only)
int SNRtimes10 = dB_fixed_times10(signal_energy(&rxdataF[0][(l2*frame_parms->ofdm_symbol_size)+re_offset],12*pucch_pdu->prb_size)) - (10*gNB->measurements.n0_power_tot_dB);
int SNRtimes10 = dB_fixed_times10(signal_energy_nodc(&rxdataF[0][(l2*frame_parms->ofdm_symbol_size)+re_offset],12*pucch_pdu->prb_size)) - (10*gNB->measurements.n0_power_tot_dB);
int cqi;
if (SNRtimes10 < -640) cqi=0;
else if (SNRtimes10 > 635) cqi=255;
@@ -1644,7 +1642,7 @@ void nr_decode_pucch2(PHY_VARS_gNB *gNB,
uci_pdu->pucch_format=0;
uci_pdu->ul_cqi=cqi;
uci_pdu->timing_advance=0xffff; // currently not valid
uci_pdu->rssi=1280 - (10*dB_fixed(32767*32767)-dB_fixed_times10(signal_energy(&rxdataF[0][(l2*frame_parms->ofdm_symbol_size)+re_offset],12*pucch_pdu->prb_size)));
uci_pdu->rssi=1280 - (10*dB_fixed(32767*32767)-dB_fixed_times10(signal_energy_nodc(&rxdataF[0][(l2*frame_parms->ofdm_symbol_size)+re_offset],12*pucch_pdu->prb_size)));
if (pucch_pdu->bit_len_harq>0) {
int harq_bytes=pucch_pdu->bit_len_harq>>3;
if ((pucch_pdu->bit_len_harq&7) > 0) harq_bytes++;