5G NR System Information Block Type 8 -SIB8

System Information is downlink broadcast information transmitted periodically by base station. SIB#8 is used to provide a Commercial Mobile Alert Service (CMAS) notification. CMAS is used as Public Warning System […]

5G NR SINR Measurement and Its Mapping

Introduction SINR is Singal to Interference Noise Ratio is a measure of signal quality. It can be defined as the ratio of  wanted signal strength and the unwanted interference plus […]

O-RAN WG10 – All about New Workgroup

O-RAN has formed a new workgroup with its workgroup number as “WG10” and workgroup name “Operation And Maintenance Work Group” or simply “OAM Work Group”. This workgroup is responsible for […]

5G NR RSRQ Measurements and Its Mapping

The RSRQ (Referece Signal RecivedQuality) is a measurement performed by the UE to know the Quality of recieved Reference Signals. In 5G NR, RSRQ can be measurement for SS-Reference Siganls […]

5G MAC BSR – Buffer Status Reporting

The Buffer Status reporting (BSR) is a MAC layer procedure which is used by the UE to provide information about the amount of data available for transmission in the UL […]

5G NR BFR – Beam Failure Recovery

The 5G communication specially at higher frequencies or mmWave is using Massive MIMO with Beamforming. Beamforming is a signal processing technique that allows gNB send targeted beams of data to […]

5G NR Downlink HARQ Codebook

In 5G NR, 3GPP specification has defined HARQ Codebook  to provide the feedback to base station for Downlink data transmission i.e., PDSCH Data. UE Sends the ACK/NACK for corresponding PDSCH […]