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Category: Radio Access Network

What is new 4G/5G Great SON – Self Organizing Networks ?

Introduction SON is Self Organizing Network is an initiative taken by 3GPP towards standardizing Self-Optimizing and Self-Organizing capabilities for 4G LTE in Release 8 and Release 9. SON is designed […]

October 8, 2022October 13, 2022 admin 4G RAN, 5G RAN, Radio Access Network

5G CMAS – Commercial Mobile Alert Service for PWS

Introduction 3GPP has introduced CMAS and ETWS as Public Warning System (PWS) services using cell broadcast capabilities to effectively provide text based alerts and warnings to the public via a […]

January 2, 2022January 2, 2022 admin 5G Core, 5G RAN, Radio Access Network, Signalling
5G Cloud RAN Fronthaul Architectures

5G Cloud RAN Fronthaul Architectures

Introduction The Cloud-RAN is consists of  RRH and BBU in 4G and RRH, DU, and CU in 5G, where BBU, DU and CU can be hosted on shared Cloud Infrastructure. […]

December 5, 2021December 17, 2021 admin Radio Access Network, 5G Core

HARQ RVs with PDSCH Channel Processing in LTE

In 4G LTE, to achieve link adaptation  in the downlink (DL) the UE reports  downlink channel quality to the eNB and then eNB select the most approriate MCS.  The downlink […]

October 29, 2021November 23, 2021 admin 4G RAN, 5G RAN, Radio Access Network

5G Handovers – Connected Mode Mobility

When UE is in RRC Connected state and it roam from one gNB to another gNB to another gNB, it performs handovers. Handover is essential for data and session connectivity. […]

October 24, 2021October 24, 2021 admin 5G RAN, Radio Access Network, Signalling

Base Station Naming – 1G to 5G

Telecommunication generation has evolved from Wired System to Wireless System, 1G to 5G and GSM to New Radio. When we move from one “G” to  another “G”, the name of […]

October 21, 2021October 21, 2021 admin Radio Access Network, 4G RAN, 5G RAN
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