Category: 5G NR
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, […]
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 […]
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 […]
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 […]
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 […]
5G N26 Interface – 5G to 4G Interworking
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 versa. N26 […]
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. […]
5G SA Inter gNB Handover – N2 or NGAP Handover
Introduction Mobility (Handover) in an important feature in any telecom generation and so it is in 5G. The basic handover procedure remains same as it was in legacy networks, i.e. UE reports measurement report with […]
5G NR SDAP – Service Data Adaptation Protocol
The 5G NR has introduce new mechanism to manage the Quality of Service via QoS flow and to handle QoS flow specifications has introduced a new Sublayer SDAP in air-interface […]