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

bugfix: correct X_u computation for both 839 and 139 cases

Browse Source
This commit is contained in:
Cedric Roux
2020-02-19 14:37:07 +01:00
parent 669ba2fafe
commit eb18a90b7f
1 changed files with 2 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files
openair1/PHY/NR_TRANSPORT/nr_prach_common.c
+2 -2
View File
@@ -157,8 +157,8 @@ void compute_nr_prach_seq(nfapi_nr_config_request_scf_t *config,
// for the unrestricted case X_u[0] is the first root indicated by the rootSequenceIndex // for the unrestricted case X_u[0] is the first root indicated by the rootSequenceIndex
for (k=0; k<N_ZC; k++) { for (k=0; k<N_ZC; k++) {
// 420 is the multiplicative inverse of 2 (required since ru is exp[j 2\pi n]) // multiply by inverse of 2 (required since ru is exp[j 2\pi n])
X_u[i][k] = ((uint32_t*)nr_ru)[(((k*(1+(inv_u*k)))%N_ZC)*420)%N_ZC]; X_u[i][k] = ((uint32_t*)nr_ru)[(((k*(1+(inv_u*k)))%N_ZC)*nr_ZC_inv[2])%N_ZC];
} }
} }