Friday, 30 October 2015

Synchronization and Random access procedures (FDD)

1、 Synchronization 1.1、Cell search       During cell search, a UE detects P-SCH, S-SCH and DL reference signals to identify a c... Read More

LTE physical layer (FDD)

1 、 Introduction The 3GPP Long Term Evolution (LTE) represents a major advance in cellular technology. LTE is designed to meet carrier ... Read More

LTE System Information Broadcast Overview

  1、 System Information Broadcast in LTE   System information parameters are broadcast to UEs. • for cell selection and cell re-... Read More

Thursday, 29 October 2015

FDD-FL-Tracking Area Planning

1、Introduction         The LTE specification allows for different cells within one eNodeB to belong to different TAs. In the current impl... Read More

LTE UE Connection Management Overview

1、 LTE Attach Procedure • 1. UE sends Attach request. NodeB selects MME. • 2. Request IMSI • 3. Activate integrity protection... Read More

Wednesday, 28 October 2015

How to do LTE Network Capacity Planning

  Difficult in LTE Capacity Planning   Ø  As there is no nature commercial LTE network in the world, we can’t have any useful refer... Read More