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Category: RRC Signalling

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

What is O1 Interface in Open RAN?

O1 Interface  The O1 Interface is a logical connection between all “O-RAN Managed Elements (MEs)” and the “management entities” within the SMO framework. The purpose of O1 interface is to […]

August 28, 2022January 13, 2023 Author 5G, NR, Open RAN, RRC Signalling, Wireless Testing

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

X2 Handover Call Flow in 4G LTE

Introduction In handover process a UE sessions are transferred from the current serving cell to another one while it is moving towards a neighbor cell and UE ends up with […]

March 10, 2022March 10, 2022 Author 5G Call Flow, Call Flow, LTE, RRC Signalling

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

5G EPS Fallback – 5G to 4G Handover

Introduction A Network Operator providing  5G NR and 4G LTE service, but it may not be possible to have 5G coverage everywhere and at some point when 5G coverage or […]

December 13, 2021December 29, 2021 Author 5G, 5G Call Flow, 5G Core, 5G Network Architectures, 5G NR Standalone, RRC Signalling, Wireless Testing

5G NR Resource Allocation – Resource Allocation Type 0

Introduction To transmit and recieved data in downlink and uplink UEs need bandwidth resource allocated and this allocation provided by gNB. In 5G NR, similar to 4G the resource allocation […]

November 21, 2021November 28, 2021 Author 5G, 5G Physical Layer, New Radio, Radio Resource Management, RRC Signalling, Tech Fundas, Wireless Testing

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 […]

October 24, 2021November 28, 2021 Author 5G, 5G Call Flow, 5G NR, RRC Signalling, Signaling, Wireless Testing

5G NAS and RRC Signalling Parameters for Voice Support

Introduction Voice Service support is always critical for any network. A user can initiate a Voice Call for normal conversation or for emergency support. In 5G there are multiple ways […]

October 21, 2021November 28, 2021 Author 5G, NAS Signalling, RRC Signalling, Signaling, VoNR

5G SA Inter gNB Handover – Xn 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 […]

October 2, 2021January 13, 2023 Author 5G, 5G Call Flow, Call Flow, New Radio, RRC Signalling, Signaling, Wireless Testing

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