Table of Contents
Enhanced Data-rates for Global Evolution (EDGE) :..An Overview
Executive Summary
WIRELESS COMPUTING
DRIVERS FOR WIRELESS DATA
Wireless Data Terminals
EDGE Technology
GPRS Airlink
EDGE Airlink
GPRS Networks
EDGE System Performance
EDGE Evolution
EDGE for 3G Wireless: Outline
3G according to ITU
IMT-2000: .Terrestrial RTT Harmonization
KEY APPLICATIONS
Radio Technology Evolution
IMT-2000 Spectrum
PPT Slide
Current Cellular Approaches
Data Service Approaches
EDGE for 3G Wireless: Outline
GPRS-136 HS
History
History...
GPRS-136HS
Global TDMA Convergence
Global TDMA Convergence
EDGE for 3G Wireless: Outline
EDGE modulations
Multi-mode radio link
Payload Format
Example: Family A.Coding and puncturing for MCS-9; uncoded 8PSK,two RLC blocks per 20 ms
Example: Family A... .Coding and puncturing for MCS-6; rate 0.49 8PSK, .one RLC block per 20 ms
Example: Family A... .Coding and puncturing for MCS-3; rate 0.80 GMSK, .one RLC block per 20 ms
EDGE Link Throughput
Multi-slot Gain
Incremental Redundancy (IR)
State Diagram for IR
IR Gain
EDGE for 3G Wireless: Outline
Network Architecture Example
Deployment Scenario
GPRS-136 Architecture
Protocol Stack: .Transmission Plane
GSM Architecture
GPRS Architecture
Example for packet .routing in GPRS
Example of GPRS Internet Connection
EDGE for 3G Wireless: Outline
Compact versus Classic
Carriers,Frames,Timeslots.& Channels for Classic & Compact
GSM Carriers and TDMA Frames for Classic and Compact
1/3 Frequency Re-use.(EDGE Compact)
Control Channels for Compact
Reuse in Time for Compact
Compact Prerequisites
Control/Traffic Channel.Reuse for Compact
Control Channel Performance
EDGE for 3G Wireless: Outline
Performance Enhancements for EDGE
Improvement by Terminal Diversity and Interference Suppression for Compact: User Experience
PPT Slide
Improvement by Downlink Smart Antenna for Compact: User Experience
PPT Slide
Mode 0
Improvement by “Mode-0”for Compact: .User Experience
Improvement by “Mode-0”:.System Implication
PPT Slide
Measurement-Based .Dynamic Packet Assignment
EDGE for 3G Wireless: Outline
Conclusions
Conclusions, cont.
|
