timing drift fix for FR2

openair1/PHY/NR_UE_ESTIMATION/nr_adjust_synch_ue.c

@@ -47,6 +47,7 @@ void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
   int temp = 0, i, aa, max_val = 0, max_pos = 0;
   int diff;
   short Re,Im,ncoef;
+  uint8_t sync_offset = 0;
 
   VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_ADJUST_SYNCH, VCD_FUNCTION_IN);
 
@@ -82,7 +83,12 @@ void nr_adjust_synch_ue(NR_DL_FRAME_PARMS *frame_parms,
 
       diff = max_pos_fil - (frame_parms->nb_prefix_samples>>3);
 
-      if ( abs(diff) < SYNCH_HYST )
+      if (frame_parms->freq_range==nr_FR2) 
+		sync_offset = 2;
+      else
+		sync_offset = 0;
+	
+      if ( abs(diff) < (SYNCH_HYST+sync_offset) )
           ue->rx_offset = 0;
       else
           ue->rx_offset = diff;