maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fix for 2 antenna ports

Browse Source
This commit is contained in:
francescomani
2022-02-21 18:35:08 +01:00
parent 77c8439ba3
commit 4fbf9ea10e
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/PHY/INIT/nr_init.c
+2 -2
View File
@@ -74,6 +74,7 @@ int l1_north_init_gNB() {
int init_codebook_gNB(PHY_VARS_gNB *gNB) { int init_codebook_gNB(PHY_VARS_gNB *gNB) {
if(gNB->frame_parms.nb_antennas_tx>1){ if(gNB->frame_parms.nb_antennas_tx>1){
int CSI_RS_antenna_ports = gNB->frame_parms.nb_antennas_tx;
//NR Codebook Generation for codebook type1 SinglePanel //NR Codebook Generation for codebook type1 SinglePanel
int N1 = gNB->ap_N1; int N1 = gNB->ap_N1;
int N2 = gNB->ap_N2; int N2 = gNB->ap_N2;
@@ -87,8 +88,7 @@ int init_codebook_gNB(PHY_VARS_gNB *gNB) {
//Get the uniform planar array parameters //Get the uniform planar array parameters
// To be confirmed // To be confirmed
int O2 = N2 > 1? 4 : 1; //Vertical beam oversampling (1 or 4) int O2 = N2 > 1? 4 : 1; //Vertical beam oversampling (1 or 4)
int O1 = 4; //Horizontal beam oversampling (1 or 4) int O1 = CSI_RS_antenna_ports > 2? 4 : 1; //Horizontal beam oversampling (1 or 4)
int CSI_RS_antenna_ports = gNB->frame_parms.nb_antennas_tx;
AssertFatal(CSI_RS_antenna_ports == N1*N2*x_polarization, AssertFatal(CSI_RS_antenna_ports == N1*N2*x_polarization,
"Nb of antenna ports at PHY %d does not correspond to what passed down with fapi %d\n", "Nb of antenna ports at PHY %d does not correspond to what passed down with fapi %d\n",
N1*N2*x_polarization, CSI_RS_antenna_ports); N1*N2*x_polarization, CSI_RS_antenna_ports);