Beyond 3G - Bringing Networks, Terminals and the Web Together

Table of Contents

Preface 2

1 Evolution from 2G over 3G to 4G. 4

1.1 First half of the 1990's - Voice Centric Communication 4

1.2 Between 1995 - 2000: The Rise Of Mobility And The Internet4

1.3 Between 2000-2005: Dot Com Burst, Web 2.0, Mobile Internet5

1.4 2005 to today: Global Coverage, VoIP and Mobile Broadband 6

1.5 The Future - The Need for Beyond 3G Systems 7

1.6 All Over IP 10

1.7 Summary 13

2 Beyond 3G Network Architectures 2

2.1 Overview. 2

2.2 UMTS, HSPA and HSPA+ 3

2.3 LTE 30

2.4 802.16 WiMAX. 52

2.5 802.11 Wi-Fi69

References 85

3 Network Capacity and Usage Scenarios 2

3.1 Usage in Developed Markets and Emerging Economies 2

3.2 How to Control Mobile Usage 3

3.3 Measuring Mobile Usage From a Financial Point Of View. 5

3.4 Cell Capacity in Downlink 6

3.5 Current and Future Frequency Bands for Cellular Wireless 11

3.6 Cell Capacity in Uplink 12

3.7 Per-User Throughput in Downlink 14

3.8 Per-User Throughput in Uplink 19

3.9 Traffic Estimation Per User21

3.10 Overall Wireless Network Capacity 22

3.11 Network Capacity For Train Routes, Highways and Remote Areas 27

3.12 When Will GSM Be Switched Off? 28

3.13 Cellular Network VoIP Capacity 30

3.14 Wi-Fi VoIP Capacity 33

3.15 Wi-Fi and Interference 34

3.16 Wi-Fi Capacity in Combination with DSL and Fiber37

3.17 Backhaul for Wireless Networks 40

3.18 A Hybrid Cellular / Wi-Fi Network For The Future 45

References:48

Chapter 4: Voice over Wireless 2

4.1 Circuit Switched Mobile Voice Telephony 2

4.2 Packet Switched Voice Telephony 4

4.3 SIP Telephony over Fixed and Wireless Networks 8

4.4 Voice and Related Applications over IMS 20

4.5 Voice over DSL and Cable With Femtocells 64

4.6 Unlicensed Mobile Access (UMA) and GAN. 68

References 72

5 Evolution of Mobile Devices and Operating Systems 2

5.1 Introduction 2

5.2 The ARM Architecture for Voice Optimized Devices 5

5.3 The ARM

Martin Sauter is a research and development engineer. His current position is GSM-R Solution Consultant, responsible for end-to-end project solutions.