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Tag: Interview Questions

DevOps – Jenkins Inteview Questions

This post is we have listed most frequent asked question during the Interiew. Jenkins is an open source automation tool with plugins built for Continuous Integration purpose. Jenkins is used […]

September 23, 2021December 29, 2021 Author Android, DevOps, Interviews, Wireless Testing

5G NR NSA Network Access Issues and Possible Root Cause

Many of the operator across the global has started providing 5G services using NSA mode with Option 3.x . In NSA mode the network topology consist of a LTE cell, […]

September 24, 2020September 24, 2020 Author 5G, 5G Network Architectures, 5G Network Planning, Future Network Optimization, RF Optimisation, RRC Signalling, Telco Cloud

5G NR Transport Block Size (TBS) Calculation

Transport Block  in 5G NR, is nothing but the payload which is passed between the MAC and Phy Layers, specifically for the shared data channel such as PDSCH and PUSCH. […]

August 16, 2020August 16, 2020 Author 3GPP Specification, 5G MAC Layer, 5G NR, 5G Physical Layer

5G NR – Msg2 Random Access Response (RAR) – SA Mode

In 5G NR,  the initial access include down-link synchronisation and up-link synchronisation procedures. Downlink synchronisation can be achieved after decoding Minimum System Information (SSB-MIB) and Remaining System Inforatmion (RMSI- SIB […]

June 28, 2020February 21, 2021 Author 5G MAC Layer, 5G NR, 5G NR Standalone, Call Flow, NR, RRC Signalling

5G NR Inactive-RNTI (I-RNTI) for RRC_INACTIVE State

In 5G NR, 3GPP specification has introduced an RRC state as RRC_INACTIVE state. The aim of RRC_INACTIVE state is to achieve power saving with acceptable access latency, and is suitable […]

January 23, 2020January 23, 2020 Author 5G Network Planning, Call Flow, Future Network Optimization, Interviews, New Radio, NR, RRC, RRC Signalling, Signaling, Tech Fundas

Features Comparison: NB-IoT UE Vs LTE UE

Table here list the features comparison between Narrow Band (NB) – IoT UE and Long Term Evolution (LTE) UE Features Narrow Band IoT UE LTE UE Master Information Block (MIB) […]

July 7, 2019July 7, 2019 Author Interviews, IoT, LTE, Narrow Band IoT, Tech Fundas

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 without compression  IPv4 header is 40 bytes and IPv6 header […]

May 19, 2019July 21, 2020 Author 5G, Interviews, LTE, Tech Fundas, Voice Services, VoLTE

TTI Bundling for better HARQ and Latency

TTI bundling enables a data block to be transmitted in consecutive TTIs, which are packed together and treated as the same resource during the scheduling process. TTI bundling makes use […]

May 15, 2019July 21, 2020 Author Future Network Optimization, Interviews, LTE, RF Basics, TDD LTE, Tech Fundas, VoLTE

5G NR BWP Types and BWP Operations

In 5G New Radio the cell bandwidth is expected to be large compared to LTE, but a UE’s receive and transmit bandwidth is not necessarily required to be same as […]

March 2, 2019July 10, 2020 Author 5G, 5G NR, LTE, New Radio, NR, Tech Fundas

5G NR Reference Signals (DMRS, PTRS,SRS and CSI-RS)

To increase protocol efficiency, and to keep transmissions contained within a slot or beam without having to depend on other slots and beams, NR introduces the following four main reference […]

September 26, 2018July 10, 2020 Author 5G, Future Network Optimization, Interviews, LTE, New Radio, NR, Tech Fundas

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