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An Overview of 5G Layers

An Overview of 5G Layers

In the first topic, 5G NR: What makes 5G better than LTE, I discussed about the major enhancements that 5G exhibits over the current LTE technology. This article will describe the changes along with their purposes for each of the Read More

February 6, 2018November 3, 2021 Ali Khalid22 CommentsTelecom5G Architecture, An Overview of 5G Layers
What Makes 5G Better than LTE?

5G NR: What Makes 5G Better than LTE?

Recently, 3GPP has shared the Non-StandAlone 5G New Radio (NR) details in Rel15. Naturally, everyone wants to know what changes and enhancements it holds to achieve the high throughput and low latency targets. So, I thought that I would write Read More

January 6, 2018November 3, 2021 Ali Khalid18 CommentsTelecom5G NR: What Makes 5G Better than LTE?, Asynchronous HARQ, URLLC
LTE Paging Mechanism

LTE Paging Mechanism

Since I got a lot of requests to explain the LTE paging mechanism and paging capacity, so I decided to write a couple of short articles on these topics. Paging is a mechanism to initiate services for UEs that are Read More

January 6, 2018November 3, 2021 Ali Khalid60 CommentsTelecomLTE Paging Mechanism, NB, Timer T3413
LTE Throughput Optimization

LTE Throughput Optimization: Part 2 – Spectral Efficiency

I explained the gains of optimizing the PDCCH (control part) of the LTE subframe in my previous article. Let’s have a look at the data part (PDSCH) and find out various ways to improve it’s efficiency. The spectral efficiency is Read More

November 28, 2017November 3, 2021 Ali Khalid122 CommentsTelecomCQI & MCS Mapping, LTE Throughput Optimization, PDSCH, Scheduler Fairness, Spectral Efficiency

KPI Optimization: LTE Call Drop Rate

One of the most important KPI is the LTE Call Drop Rate. Every network is striving to improve this KPI and it has become more important in LTE since the introduction of VoLTE. In simple words, a call drop in Read More

November 3, 2017November 3, 2021 Ali Khalid97 CommentsTelecomLTE Call Drop Rate, MME Induced Drops, Radio Induced Drops, VoLTE
LTE Throughput Optimization

LTE Throughput Optimization: Part 1 – PDCCH Capacity Enhancement

There are many ways to optimize LTE throughput and I will try to cover all of them. The LTE throughput optimization procedure described in this article requires PDCCH enhancements. The general idea is that the LTE subframe is made up Read More

October 21, 2017November 3, 2021 Ali Khalid112 CommentsTelecomLTE Throughput Optimization, PDCCH
LTE ERAB Success Rate

KPI Optimization: LTE ERAB Success Rate

The second major KPI for LTE is the LTE ERAB Success Rate which is also part of the accessibility. After the UE has completed the RRC Connection which has been explained in my previous article, LTE KPI Optimization: RRC Success Read More

October 11, 2017October 29, 2021 Ali Khalid112 CommentsTelecom, Video TutorialsERAB Success Rate, LTE KPI Optimization, Radio Link Failure
LTE KPI Optimization

LTE KPI Optimization Deep Dive: RRC Success Rate

This is the first part in LTE KPI Optimization and more related articles will be published soon. So, let us get started without wasting any further time. LTE KPI Optimization – RRC Success Rate In LTE KPI Optimization series, this Read More

October 4, 2017November 3, 2021 Ali Khalid135 CommentsTelecomeNB, KPI Optimization Deep Dive, PUCCH, RRC Success Rate, UE
PCI Planning: Facts & Myths

PCI Planning: Facts & Myths

Physical Cell ID Planning PCI planning is one of the most important things to understand while planning an LTE network and it is usually left untouched in most of the LTE manuals and text-books. As already explained, the PCI is Read More

September 30, 2017November 3, 2021 Ali Khalid64 CommentsTelecomPCFICH Collisions, PCI mod3 & mod6, PCI mod30, PCI Planning, SSS Correlation Issue, Usage of Same PCI
LTE Frame Structure Made Simple

LTE Frame Structure Made Simple

A typical LTE frame is 10 ms (milliseconds) long. Each LTE frame has 10 sub-frames (1 ms each) while each sub-frame is further divided into 2 slots (0.5 ms each). The slots are divided into symbols – each slot has Read More

September 27, 2017November 3, 2021 Ali Khalid54 CommentsTelecomLTE Frame Structure, LTE Physical Channels, P-SS, PDSCH, Physical Cell ID, S-SS

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Ali Khalid

Haider Khalid

Popular Posts

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