Reference signal LTE VS NR
REFERENCE SIGNAL USE IN NETWORK LTE 5G-NR DL Channel State Information CRS, CSI-RS CSI-RS UL Channel State Information SRS SRS Data Channel Modulation CRS,DMRS DMRS Control Channel Demodulation CRS DMRS Phase tracking PTRS Time and Frequency Tracking CRS TRS Beam Management SSB,CSI-RS Radio Link Monitoring CRS CSI-RS,SSB RRM Measurement CRS CSI-RS,SSB