5G ORAN Network Architecture Elements
ORAN Introduction ORAN network architecture is needed to address the specific needs of different mobile operators around the world and...
5G Network Architectures / Cloud Computing / Open RAN / Telco Cloud
by Author · Published October 18, 2020 · Last modified January 14, 2023
ORAN Introduction ORAN network architecture is needed to address the specific needs of different mobile operators around the world and...
5G / 5G MAC Layer / 5G NR / NR
by Author · Published October 13, 2020 · Last modified October 21, 2020
5G RLC overall functionality is almost same as LTE RLC. In 5G also, RLC has 3 different modes of operations...
3GPP Specification / 5G / 5G Network Planning / 5G NR / 5G Physical Layer / NR / RF Optimisation
by Author · Published September 20, 2020 · Last modified November 5, 2020
Released 3GPP standards on MIMO are shown in below image. As you know, Coordinated Multipoint (CoMP) is a type of Cooperative...
Transport Block in 5G NR, is nothing but the payload which is passed between the MAC and Phy Layers, specifically...
5G / Radio Resource Management / RRC Signalling
by Author · Published August 12, 2020 · Last modified June 27, 2021
During UE attach, after a radio bearer is set up, the eNB (in NSA Mode) or gNB (in SA Mode)...
In 5G NR, RSRP measurement is performed and reported at Layer 1 (Physical Layer) and Layer 3 (RRC Layer). For...
5G Measurement Events In any telecom technology (2G, 3G, 4G or 5G), mobility (handover) decision whether mobile device will be...
5G Network Planning / Call Flow / Future Network Optimization / Interviews / New Radio / NR / RRC / RRC Signalling / Signaling / Tech Fundas
by Author · Published January 23, 2020
In 5G NR, 3GPP specification has introduced an RRC state as RRC_INACTIVE state. The aim of RRC_INACTIVE state is to...
5G / 5G Physical Layer / Interviews / LTE / New Radio / NR / RF Basics / Tech Fundas
by Author · Published January 12, 2020 · Last modified April 5, 2021
Downlink multi-antenna transmission is a key technology of 5G NR. Signals transmitted from different antennas ports will experience different “radio...
5G / 5G Physical Layer / Future Network Optimization / Interviews / LTE / NR / Tech Fundas
by Author · Published December 9, 2019 · Last modified July 10, 2020
Talking about numerology, as we know LTE has single subcarrier spacing equal to 15khz, but here in NR, we have...