Fix SINR not correctly considering noise. Missed dBm conversion

4 years ago · d671e39c93
parent 5ecbe8fb17
commit d671e39c93
1 changed files with 1 additions and 1 deletions
--- a/srsue/src/phy/phy_common.cc
+++ b/srsue/src/phy/phy_common.cc
@ -702,7 +702,7 @@ void phy_common::update_measurements(uint32_t
    // Calculate SINR using CRS from neighbours if are detected
    float sinr_db = chest_res.snr_db;
    if (std::isnormal(avg_rsrp_neigh[cc_idx])) {
-      cur_noise /= pow(10, rx_gain_offset / 10);
+      cur_noise /= srslte_convert_dB_to_power(rx_gain_offset - 30);

      // Normalize the measured power ot the fraction of CRS pilots per PRB. Assume all neighbours have the same
      // number of ports and CP length