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Category: 5G NR

3GPP 5G Advanced Features

Introduction With the 3GPP release 15, foundation of basis 5G was laid with commercial deployments worldwide. Since then, 3GPP has been working on evolving the technology in releases 16 and […]

April 12, 2023April 26, 2023 Author 5G NR

5G SON – Automatic Neighbor Relations – ANR

Introduction In old days, 2G and 3G Cellular systems configurations were based on information from planning tools and drive tests. With the development of 4G LTE, the Service Providers put […]

October 9, 2022October 9, 2022 Author 5G Call Flow, 5G NR, Future Network Optimization, RRC Signalling, Wireless Testing

5G MSG3 – PUSCH Scheduled Transmission by RAR UL grant

Introduction When we want to connect a UE to 5G network, it has to synchronize in downlink as well as in uplink. Downlink synchronization is obtained after successfully decoding SSB, […]

June 24, 2022June 24, 2022 Author 5G, 5G MAC, 5G MAC Layer, 5G NR, Interviews

Radio Link Monitoring in 5G – RLM

Introduction When a UE  is connected to the network, it requires to continuously monitor the Radio link for reliable communication, the process is know as Radio Link Monitoring (RLM). The […]

June 6, 2022June 6, 2022 Author 5G, 5G MAC Layer, 5G NR, 5G Physical Layer, RF Optimisation, RRC Signalling

What are the most common Test Cases for 5G Device Verification?

As per 3GPP specifications, the 5G is design and developed to support three major use cases i.e. eMBB (Enhanced Mobile Broadband), URLLC (Ultra Reliable Low Latency Communication) and mMTC (Massive […]

March 5, 2022March 5, 2022 Author 3GPP Specification, 5G, 5G Call Flow, 5G NR, Test Report, Voice Services, VoLTE, VoNR

5G NR Layer 2 – Packet Data Convergence Protocol (PDCP) Overview

Introduction 5G NR PDCP is a Layer 2 protocol and overall functionality is almost same as it was in 4G LTE PDCP. PDCP layer resides between RRC on the upper […]

January 5, 2022January 5, 2022 Author 3GPP Specification, 5G, 5G MAC, 5G NR, 5G RLC Layer, NR

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 […]

December 27, 2021July 27, 2023 Author 3GPP Specification, 5G, 5G NR, 5G NR Standalone, NR, RRC Signalling

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 […]

December 6, 2021January 6, 2022 Author 3GPP Specification, 5G, 5G NR, 5G Physical Layer

5G N26 Interface – 5G to 4G Interworking

N26 interface Introduction N26 interface is an interface which interconnects the 5G Core network function AMF with 4G network node MME and enables interworking between 5G to 4G and visa […]

November 29, 2021January 13, 2023 Author 5G, 5G Core, 5G Network Architectures, 5G NR, Call Flow, Interviews, Voice Services, VoNR, Wireless Testing

Open RAN – Service Management and Orchestration (SMO)

Introduction The SMO is an automation platform for Open RAN Radio Resources and known as Service Management and Orchestration (SMO).The specifications for SMO framework are defined by Open RAN Alliance. […]

November 11, 2021January 13, 2023 Author 5G, 5G Network Architectures, 5G NR, 6G, Open RAN

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