5G NR User Plane Latency
The definition of user plane latency as per 3GPP TR 38.913, is “the time to successfully deliver an application layer...
Category: NR
5G NR Control Plane Latency
The latency performance of a communication system is analyzed for both control plane and user plane. In this post lets...
5G End to End KPI – Accessibility, Integrity and Utilization
A Key Performance Indicator (KPI) is a measurable value that demonstrates how effectively a network is serving the user. In...
5G Key Performance Indicator Definitions Template by 3GPP
3GPP specification TS 28.554 has given a template for end to end KPIs of 5G System. This template is valid...
What parameters impact the EVM of transmitter chain ?
The error vector magnitude or EVM is a measure used to quantify the performance of a digital radio transmitter or receiver. A signal sent by an...
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...
Control and User Plane Separation for Next Generation EPC
CUPS means Control and User Plane Separation of EPC nodes and provides the architecture enhancements for the separation of functionality in the Evolved...
5G NR Logical ,Transport and Physical Channels Mapping
Logical Channel Definition : Medium Access Control (MAC) Layer of NR provides services to the Radio Link Control (RLC) Layer...
LoRa – Device Re-activation Call Flow (Rejoin Procedure)
LoRa Technology supports the handling and configuration of rejoin-requests for LoRa End Devices. Using a rejoin-request, a device is able...
What is LTE-LAA and its co-existence with other technologies
Licensed-assisted access (LAA) is a 3GPP enhancement of Long-Term Evolution (LTE) to allow cellular network operators to offload some of...