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Tag: PDCP

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 gNB Higher Layer Split (HLS)

The NG-RAN architecture with a split gNB function is shown in Figure below. Here in NG-RAN a set of gNBs is connected to the 5G Core Network (5GC) through the […]

April 30, 2019July 10, 2020 Author 5G, Future Network Optimization, NR, Tech Fundas

LTE Layer 2 (MAC,RLC,PDCP) Interview Questions

What is DRX and DRX active period? What channels does it monitor in active period? What is MAC-ContentionResolutionTimer – What is the start and end activity? What is HARQ RTT […]

April 23, 2016July 21, 2020 Author LTE
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