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Sergey
2011-03-19, 04:41 AM
4G Technology Features and evoluation towards IMT-Advanced, may 2010, p.98. Author: Lionel Fuependap Metuge Reya
http://lib.tkk.fi/Dipl/2010/urn100235.pdf (http://lib.tkk.fi/Dipl/2010/urn100235.pdf)

Table of Contents
1 INTRODUCTION ....................................................................................................... 1
1.1 Problem Statement .............................................................................................. 1
1.2 Objectives and Scope .......................................................................................... 2
2 3GPP TECHNOLOGY PATH .................................................................................... 3
2.1 Introduction ......................................................................................................... 3
2.2 GSM Technology – 2nd Generation (2G) System ............................................... 4
2.3 GSM to IMT-2000: The road to 3G Systems ...................................................... 7
2.3.1 HSCSD (High-Speed Circuit Switched Data) ......................................... 7
2.3.2 GPRS (General Packet Radio Service) .................................................... 8
2.3.3 EDGE (Enhanced Data rates for GSM Evolution) .................................. 8
2.3.4 IMT-2000 Technology ............................................................................ 9
2.3.5 WCDMA ................................................................................................. 9
2.3.6 HSPA ..................................................................................................... 10
2.4 LTE – Long Term Evolution ............................................................................. 11
2.4.1 Overview ............................................................................................... 11
2.4.2 LTE: Architecture .................................................................................. 13
2.4.3 LTE: OFDMA Technology ................................................................... 15
2.4.4 LTE: SC-FDMA Technology ................................................................ 16
2.4.5 LTE: Physical Layer Design ................................................................. 17
2.4.6 LTE: Protocols ....................................................................................... 19
3 EVOLUTION OF IEEE 802.16 ................................................................................ 21
3.1 IEEE 802.16-2001 – IEEE 802.16a-2003: Humble beginnings........................ 21
3.2 IEEE 802.16-2004 Onwards: Mobility Support ................................................ 21
3.3 IEEE 802.16 and WiMAX Forum..................................................................... 22
3.4 Overview of Mobile WiMAX (IEEE 802.16e-2005)........................................ 23
3.4.1 Mobile WiMAX Frame Structure ......................................................... 25
3.4.2 MAC Layer Description ........................................................................ 29
3.4.3 Mobile WiMAX: Advanced Features ................................................... 31
4 IMT-ADVANCED REQUIREMENTS AND FEATURES ..................................... 35
4.1 Introduction ....................................................................................................... 35
4.2 LTE-Advanced Features ................................................................................... 37
4.2.1 Carrier Aggregation/Wider band Transmission & Spectrum Sharing... 38
4.2.2 MIMO/Multi-antenna solutions ............................................................. 41
4.2.3 CoMP (Coordinated Multiple Point) Transmission/Reception ............. 42
4.2.4 Heterogeneous Networks ....................................................................... 45
4.2.5 Relays and Repeaters ............................................................................. 47
4.3 Mobile WiMAX 2.0 (IEEE 802.16m) Key Features ........................................ 50
4.3.1 IEEE 802.16m Protocol Structure and Network Reference Model ....... 53
4.3.2 IEEE 802.16m: Advanced Mobile Station (AMS) State Diagram ........ 58
4.3.3 IEEE 802.16m Physical Layer............................................................... 60
4.3.4 IEEE 802.16m MAC Layer ................................................................... 66
4.3.5 IEEE 802.16m Advanced Features ........................................................ 70
4.4 Comparison: LTE-Advanced and IEEE 802.16m approach to IMT-Advanced 72
4.4.1 Data Throughput .................................................................................... 72
4.4.2 Latency .................................................................................................. 74
4.4.3 Spectral Efficiency ................................................................................ 74
4.4.4 Summary ................................................................................................ 74
5 LTE AND MOBILE WIMAX: STATUS & DEPLOYMENT STRATEGIES ........ 76
5.1 Technology: OFDM and MIMO ....................................................................... 77
5.2 Time and Cost Factors....................................................................................... 78
5.3 Ecosystem.......................................................................................................... 79
6 SUMMARY AND CONCLUSIONS ........................................................................ 82
7 REFERENCES .......................................................................................................... 84

Presentation
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