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Category: Interviews

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 […]

January 31, 2021January 31, 2021 Author 5G, 5G Network Architectures, 5G NR, 5G Physical Layer, Interviews, Tech Fundas

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 […]

December 13, 2020December 13, 2020 Author 5G, 5G Network Architectures, 5G NR, 5G NR Standalone, Interviews, LTE, New Radio, RRC Signalling, Wireless Testing

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 […]

November 22, 2020November 29, 2020 Author 3GPP Specification, 5G Network Architectures, 5G NR, 5G NR Standalone, Interviews, Tech Fundas, Wireless Testing

O-RAN – Fronthaul Delay and Its Management

O-RAN Split Option 7-2x, introduced a functional split between O-DU and O-RU within the PHY Layer of the radio interface. This split cause some delay in transmission and reception of […]

October 24, 2020October 24, 2020 Author 5G, 5G Network Planning, Future Network Optimization, Interviews, Open RAN, Tech Fundas, Telco Cloud

5G NR Modulation and Coding Scheme – Modulation and Code Rate

For any communication technology, Modulation and Coding Scheme (MCS) defines the numbers of useful bits which can carried by one symbol. In contrast with 5G or 4G, a symbol is […]

July 14, 2020July 14, 2020 Author 5G, 5G Network Architectures, 5G Network Planning, 5G NR Standalone, 5G Physical Layer, Interviews, Wireless Testing

NB IOT Peak Data Rate Calculation

We have seen in different literature that Narrow Band IOT (NB-IOT) release 13 technology peak downlink data rate is 170 kbps and  pplink data rate is 250 kbps, do know […]

May 27, 2020May 27, 2020 Author Future Network Optimization, Interviews, Narrow Band IoT, RF Basics, Tech Fundas, Test Report

5G NR System Information Type#1 – SIB 1

In 5G NR, System Information Block #1 (SIB#1) carries information relevant when evaluating if a UE is allowed to access a cell and defines the scheduling of other system information. […]

May 16, 2020December 27, 2021 Author 5G, Interviews, RRC, RRC Signalling

CPU Pinning in Telco Cloud

Whole world telecom infrastructure (RAN, Core and IMS) adapting towards the cloud and virtualization where the network nodes are sharing virtual resources (Compute, storage, networking etc.) for running application on […]

May 13, 2020May 13, 2020 Author 5G, Cloud Computing, Interviews, Tech Fundas, Telco Cloud

5G NR SA Registration/Attach Call Flow

A 5G Stand Alone also know as Option 2, architecture includes 5G UE, gNB and 5G Core Network. In this post we will discuss about 5G SA Registration Call Flow […]

April 2, 2020May 18, 2021 Author 5G, 5G Call Flow, 5G Core, 5G NR, Call Flow, Interviews, NAS Signalling, NR, Tech Fundas, Wireless Testing

5G NR Measurement Events

In any telecom technology (2G, 3G, 4G or 5G), mobility (handover) decision whether mobile device will be handover or not is taken by by base station based on measurement reports […]

February 26, 2020July 21, 2020 Author 5G, 5G Network Planning, Future Network Optimization, Interviews, LTE, New Radio, RRC Signalling, Signaling, Tech Fundas

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