Category: 5G NR
5G NR Cell Global Identity (NCGI) Planning and Calculations
In 5G, NR Cell Global Identifier (NCGI) is used to identify NR cells globally and similar to ECGI (EUTRA Cell Global Identifier ) in 4G LTE. The NCGI is constructed […]
5G Authentication and Key Management 5G-AKA
Secure communication in any cellular network can be achieved with help of AKA procedure. AKA is Authentication and Key Management procedure which involve mutual authentication between User Device and the […]
5G NR NSA Mode: UE Network and Radio Capability Enquiry
In any wireless system, for accurate, efficient coordination and intercommunication base station must know the all capability about the UE. The base station enquires the UE Capability and UE report […]
5G NR SSB Positioning – Time and Frequency Resources
In 5G NR, Synchronization Signal Block (SSB) includes PSS, SSS and PBCH and its location compared to LTE is completed different. In LTE, Sync signal position is straight forward located […]
5G NR-PDCCH Channel Overview and Processing
The physical downlink control channel (PDCCH) in NR carries Downlink Control Information (DCI). In this post we will understand how PDCCH operates by describing its physical layer structure, and the […]
Open Stack Undercloud and Overcloud
In Open Stack, an Undercloud is the deployment cloud that contain the necessary OpenStack components to deploy and manage an Overcloud also called workload cloud or deployed cloud. The overcloud is […]
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 […]
Iperf : A Tool for Network Testing
Iperf or IP performance is a utility for testing network performance and its tuning. It is a cross-platform (windows, linux) tool which can provide standardized measurement results for any network […]
5G O-RU Digital Front Solution (DFE) Solution from Xilinx
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 PHY, Digital Front End […]
5G NR RLC – UM Mode Data Transmission
In 5G NR, RLC has 3 different modes of operations TM, UM and AM and each of the mode can transmit and receive data, serving different logical channels as per their requirement. This post provides […]