Any Time, Anywhere Computing: Mobile Computing Concepts and Technology

CONTENTS......Page 6
FOREWORD......Page 12
PREFACE......Page 14
1 INTRODUCTION TO MOBILE COMPUTING......Page 22
1.1 Impressive Technology......Page 23
1.2 Wireless and Mobile Computing Architecture......Page 25
1.3 Limitations of the Wireless and Mobile Environment......Page 31
2 WIRELESS TELECOMMUNICATION NETWORKS......Page 34
2.1.1 Time-Division Multiple Access (TDMA)......Page 36
2.1.2 Code-Division Multiple Access (CDMA)......Page 37
2.2.1 In-room Infrared......Page 39
2.2.3 In-building Radio Frequency......Page 40
2.2.5 Wide-Area Packet/Circuit Switched Data Networks......Page 41
2.3 Mobility-Bandwidth Tradeoffs......Page 42
2.4 Systems Issues......Page 43
2.4.1 Multimedia Applications......Page 46
3.1 Historical Evolution......Page 48
3.2 The Advent of the PDA......Page 53
3.3 Palmtop Computers......Page 56
3.3.1 The Palm Pilot......Page 57
3.4.1 Sharp Power Zaurus......Page 58
3.5 Communicators......Page 60
3.5.1 Nokia 9000......Page 61
3.5.2 Motorola Marco......Page 62
3.6 Sub-notebooks (Micro-notebooks)......Page 63
3.8 Laptops......Page 65
3.9.1 HP CapShare......Page 67
3.9.2 Clarion AutoPC......Page 68
4.1 New Challenges......Page 70
4.2 Emerging Portable Information Appliances and Teleservices......Page 72
4.2.2 Wearable Computer Systems (CMU)......Page 73
4.2.4 BodyLAN: A Wearable RF Communications System......Page 74
4.2.7 Seiko Wristwatch PC......Page 76
4.2.8 NTT PHS Wristwatch Phone......Page 77
4.2.9 NTT Ring Keyboard......Page 78
4.2.10 Display Pad: The Next Generation TV......Page 79
4.2.11 The Ear Phone......Page 80
4.2.12 Power Ring and the Magic Wand......Page 81
4.3 Concluding Remarks......Page 82
5 FUTURE WIRELESS COMMUNICATION NETWORKS......Page 84
5.1.1 Wireline Network Services......Page 85
5.1.2 Wireless Service Evolution......Page 86
5.1.3 Market Evolution......Page 87
5.2.1 IMT-2000......Page 88
5.2.2 UMTS......Page 90
5.2.3 ACTS......Page 92
5.3 Third Generation Wireless Networks......Page 93
5.3.1 Time Division/Code Division Multiple Access......Page 95
5.3.2 Wideband Code Division Multiple Access......Page 98
5.3.3 Space Division Multiple Access......Page 104
5.4 Fourth Generation Wireless Research......Page 107
5.5 Concluding Remarks......Page 108
6.1 Competing Philosophies......Page 110
6.2.2 Oracle Lite......Page 112
6.2.5 Sybase SQL Remote......Page 113
6.3.1 MobileWare Office Server......Page 114
6.3.2 Shiva PPP......Page 115
6.4 Interoperability and Standardization......Page 116
6.5 Shortcomings and Limitations......Page 118
7 RESEARCH IN WIRELESS AND MOBILE COMPUTING......Page 120
7.1.1 Early Approaches: Virtual IP Protocols......Page 121
7.1.2 Loose Source Routing Protocol......Page 122
7.1.3 The Mobile Internet Protocol (Mobile-IP)......Page 123
7.1.4 Cellular Digital Packet Data (CDPD)......Page 127
7.1.5 The GSM General Packet Radio Service (GPRS)......Page 128
7.1.6 Security and Authentication Issues in Mobile Networks......Page 129
7.2 Quality of Service in Mobile Networks......Page 130
7.2.1 Optimizing TCP/IP for Mobile Networks......Page 131
7.2.2 QoS Driven, High-Level Communication Protocols......Page 133
7.2.3 QoS Driven, Full Protocol Stacks......Page 135
7.3.2 Dynamic Documents......Page 140
7.3.4 Mobile Browser (MOWSER)......Page 141
7.3.5 WebExpress......Page 142
7.4.1 Mobile Client/Server Data Access......Page 144
7.4.2 Mobile Data Access in Ad-hoc Networks......Page 146
7.5.1 Reporting and Co-Transactions......Page 147
7.5.2 The Kangaroo Transaction Model......Page 148
7.5.3 The Clustering Model......Page 149
7.5.5 The Two-tier Transaction Model......Page 150
7.5.6 Semantic-based Nomadic Transaction Processing......Page 151
7.6.1 The Client/Server Model......Page 152
7.6.2 The Client/Proxy/Server Model......Page 153
7.6.4 The Mobile Agent Model......Page 154
7.6.5 The Thin Client Model......Page 155
APPENDIX-A: GLOSSARY OF COMMON ABBREVIATIONS......Page 158
APPENDIX-B: WIRELESS CELLULAR SYSTEMS......Page 166
APPENDIX-C: STANDARDS ORGANIZATIONS......Page 172
REFERENCES......Page 178
M......Page 186
Z......Page 187