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Category: New Radio

What is Section Type in Open RAN Fronthaul?

In Open RAN network deployments, interface between DU and RU is known as Fronthaul. As shown in below picture, the fronthaul carrier, the fronthaul carries Control and User Plane (C/U) data, Sync […]

May 8, 2022June 6, 2022 Author 5G, Future Network Optimization, New Radio, Open RAN, 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 – 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

SSC Modes – Session and Service Continuity in 5G

In any telecom technology one of the key feature requirement is data session and service continuity to enusre the uninterrputed service experience to the users irrespective of any change of […]

September 16, 2021November 28, 2021 Author 3GPP Specification, 5G, 5G Call Flow, 5G Core, NAS Signalling, New Radio, NR, Signaling

5G SA Handover – Inter gNB-DU and Intra gNB-CU Handover

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 […]

May 11, 2021October 2, 2021 Author 5G Call Flow, 5G Network Architectures, 5G NR, 5G NR Standalone, Call Flow, New Radio, Open RAN, RRC Signalling, Tech Fundas, Wireless Testing

Voice Over NR (VoNR Call Flow)

VONR Introduction We are seeing 5G Stand Alone (SA) data services are rolling out throughout the world, it is very much essential for MNOs to provide services such as Voice/Video […]

April 19, 2021January 14, 2023 Author 5G Call Flow, 5G Core, 5G Network Architectures, Call Flow, NAS Signalling, New Radio, NR, Signaling, Tech Fundas, Voice Services

Open Midhaul F1 Interface F1-C and F1-U

The F1 interface connects a gNB CU to a gNB DU. This interface is applicable to the CU-DU Split gNB architecture. The control plane of the F1 (F 1-C) allows […]

April 5, 2021April 5, 2021 Author 5G, 5G Network Architectures, New Radio, Tech Fundas

5G NR HO Setup: Handover Testing in Cabled Setup

Handover, or handoff in 5G NR or 4G LTE happens when a Data/Voice call is transferred from one cell to the an adjacent cell as the Mobile user moves through […]

December 13, 2020December 13, 2020 Author 5G, 5G Network Architectures, 5G NR, 5G NR Standalone, Interviews, LTE, New Radio, RRC Signalling, Wireless Testing

Marvell’s O-RAN Solutions Overview

There one more name to the OEM vendors for O-RAN products and name is Marvell Semiconductors. They announced their 5G O-RAN portfolio with a vRAN platform. Open RAN architectures enable […]

December 9, 2020December 9, 2020 Author 5G, New Radio, NFVI, Telco Cloud

5G O-RU Digital Front Solution (DFE) Solution from Xilinx

Digital Front Solution (DEF) In our last post, we discussed the the reference architecture for O-RAN Radio Unit (O-RU) and introduce the different subsystem e.g Synch and Fronthaul Transport, Lower […]

November 1, 2020January 14, 2023 Author 5G, 5G NR, New Radio, Open RAN, Tech Fundas

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