What is the difference between co-located BTS and co-existed BTS and explain the required 3GPP compliance
Co-existence with other systems The manufacturer shall declare whether the BS under test is intended to operate in geographic areas...
Category: LTE
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...
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...
Virtual Network Function (VNF) Definition, Architecture and Design
A Network Function (NF) is an element within a network with well defined external interfaces and functional behavior e.g. DHCP...
Robust Header Compression – ROHC
ROHC is a header compression protocol/algorithm that can be used compress the header of different IP packets. In normal case...
How to get better ACLR in TX chain ?
If you are trying to debug the bad ACLR in TX Chain or you are designing a TX for your...
LTE Cell Camping and Selection Procedure
Cell Selection and Re-selection: After selecting a PLMN, a UE selects a cell in the PLMN to camp on. After...
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...
eMBMS Devices List, Model, Chipset and Middleware Details
Global Mobile Supplier Association (GSA) has provided a list of LTE devices which is capable to support eMBMS feature. The...
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...