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MPDCCH resource element fix

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This commit is contained in:
Raymond Knopp
2017-11-21 17:24:51 +01:00
parent 7451f4c9f5
commit 7db69e3ad5
2 changed files with 5 additions and 3 deletions
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openair1/PHY/LTE_TRANSPORT/edci.c
+2 -2
View File
@@ -449,7 +449,7 @@ void generate_mdci_top(PHY_VARS_eNB * eNB, int frame, int subframe, int16_t amp,
// add MPDCCH pilots
int reset = 1;
//gain_lin_QPSK*=2;
gain_lin_QPSK*=2;
for (i = 0; i < (24 * 6); i += 2) {
if ((i & 0x1f) == 0) {
s = lte_gold_generic(&x1, &x2, reset);
@@ -458,7 +458,7 @@ void generate_mdci_top(PHY_VARS_eNB * eNB, int frame, int subframe, int16_t amp,
((int16_t *) & yIQ)[0] = (((s >> (i & 0x1f)) & 1) == 1) ? -gain_lin_QPSK : gain_lin_QPSK;
((int16_t *) & yIQ)[1] = (((s >> ((i + 1) & 0x1f)) & 1) == 1) ? -gain_lin_QPSK : gain_lin_QPSK;
txF[mpdcch_dmrs_tab[(i >> 1)]] = yIQ;
txF[mpdcch_dmrs_tab[1+(i >> 1)]] = yIQ;
txF[1+mpdcch_dmrs_tab[(i >> 1)]] = yIQ;
LOG_D(PHY, "mpdcch_dmrs pos %d: %d => (%d,%d)\n", i, off + mpdcch_dmrs_tab[(i >> 1)], ((int16_t *) & yIQ)[0], ((int16_t *) & yIQ)[1]);
}
openair1/SCHED/phy_procedures_lte_eNb.c
+3 -1
View File
@@ -399,7 +399,9 @@ phy_procedures_eNB_TX (PHY_VARS_eNB * eNB, eNB_rxtx_proc_t * proc, relaying_type
if (num_mdci > 0) {
LOG_I (PHY, "[eNB %" PRIu8 "] Frame %d, subframe %d: Calling generate_mdci_top (mpdcch) (num_dci %" PRIu8 ")\n", eNB->Mod_id, frame, subframe, num_mdci);
generate_mdci_top (eNB, frame, subframe, AMP, eNB->common_vars.txdataF);
generate_mdci_top (eNB, frame, subframe, AMP*3/4, eNB->common_vars.txdataF);
//write_output("/tmp/mpdcch.m","mpdcch_txF",(void*)&eNB->common_vars.txdataF[0][subframe*14*1024],14*1024,1,1);
//exit(-1);
}
#endif
// Now scan UE specific DLSCH