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Title:
Mobile satellite communication networks
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Publication Information:
New York : John Wiley & Sons, 2001
ISBN:
9780471720478
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30000004799809 TK5104 S48 2001 Open Access Book Book
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Summary

Summary

Mobile satellite services are set to change with the imminent launch of satellite personal communication services (S-PCS), through the use of non-geostationary satellites. This new generation of satellites will be placed in low earth orbit or medium earth orbit, hence, introducing new satellite design concepts. One of the first texts to cover this rapidly evolving field, this text provides the reader with an overview of mobile satellite systems, from their initial introduction (Inmarsat), current satellite-PCS (referring to such systems as Globalstar), through to Satellite-UMTS and an understanding of the following:
* The design concepts associated with non-geostationary satellite systems (constellation, link budgets, Doppler)

* The concepts of UMTS (network architecture, aims, in the context of IMT-2000) and the role foreseen for the satellite component (complementary to terrestrial network, network extension, global availability)

* Inter-working between satellite and terrestrial networks (network architecture, ATM Adaptation Layer)

* Radio interface technologies (WB-CDMA, TDMA, transmission environment)

* Regulatory issues

* Future services and applications

* Potential satellite markets (prediction techniques, effect of tariffing policies on potential market)
With leading edge information, this valuable resource will be indispensable to researchers, engineers, operators and market evaluators in satellite service industries and research institutions, as well as postgraduates and research students in the field.


Author Notes

Ray E. Sheriff is the author of Mobile Satellite Communication Networks, published by Wiley. Y. Fun Hu is the author of Mobile Satellite Communication Networks, published by Wiley.


Table of Contents

Prefacep. ix
Acknowledgementsp. xi
Figuresp. xiii
Tablesp. xvii
1 Mobile Communication System Evolutionp. 1
1.1 Historical Perspectivep. 1
1.2 Cellular Systemsp. 2
1.2.1 Basic Conceptsp. 2
1.2.2 First-Generation (1G) Systemsp. 6
1.2.3 Second-Generation (2G) Systemsp. 9
1.2.4 Evolved Second-Generation (2G) Systemsp. 21
1.3 Cordless Telephonesp. 26
1.3.1 Backgroundp. 26
1.3.2 Cordless Telephone-2 (CT-2)p. 27
1.3.3 Digital Enhanced Cordless Telecommunications (DECT)p. 28
1.3.4 Personal Handyphone System (PHS)p. 30
1.4 Third-Generation (3G) Systemsp. 30
1.4.1 International Mobile Telecommunications-2000 (IMT-2000)p. 30
1.4.2 Universal Mobile Telecommunications System (UMTS)p. 35
1.5 Fourth-Generation (4G) Systemsp. 40
Referencesp. 41
2 Mobile Satellite Systemsp. 43
2.1 Introductionp. 43
2.1.1 Current Statusp. 43
2.1.2 Network Architecturep. 44
2.1.3 Operational Frequencyp. 49
2.1.4 Logical Channelsp. 49
2.1.5 Orbital Typesp. 50
2.2 Geostationary Satellite Systemsp. 52
2.2.1 General Characteristicsp. 52
2.2.2 Inmarsatp. 56
2.2.3 Eutelsatp. 61
2.2.4 Asia Cellular Satellite, Thuraya and Other Systemsp. 63
2.3 Little Leo Satellitesp. 65
2.3.1 Regulatory Backgroundp. 65
2.3.2 Orbcommp. 66
2.3.3 E-Satp. 67
2.3.4 Leo Onep. 68
2.3.5 Other Systemsp. 68
2.4 Satellite-Personal Communication Networks (S-PCN)p. 69
2.4.1 General Characteristicsp. 69
2.4.2 Iridiump. 70
2.4.3 Globalstarp. 71
2.4.4 New Icop. 74
2.4.5 Constellation Communicationsp. 77
2.4.6 Ellipsop. 77
Referencesp. 81
3 Constellation Characteristics and Orbital Parametersp. 83
3.1 Satellite Motionp. 83
3.1.1 Historical Contextp. 83
3.1.2 Equation of Satellite Orbit--Proof of Kepler's First Lawp. 84
3.1.3 Satellite Swept Area per Unit Time--Proof of Kepler's Second Lawp. 86
3.1.4 The Orbital Period--Proof of Kepler's Third Lawp. 87
3.1.5 Satellite Velocityp. 88
3.2 Satellite Locationp. 89
3.2.1 Overviewp. 89
3.2.2 Satellite Parametersp. 90
3.2.3 Satellite Location in the Orbital Planep. 91
3.2.4 Satellite Location with Respect to the Rotating Earthp. 93
3.2.5 Satellite Location with Respect to the Celestial Spherep. 94
3.2.6 Satellite Location with Respect to Satellite-Centred Spherical Co-ordinatesp. 95
3.2.7 Satellite Location with Respect to the Look Anglesp. 97
3.2.8 Geostationary Satellite Locationp. 100
3.3 Orbital Perturbationp. 101
3.3.1 General Discussionp. 101
3.3.2 Effects of the Moon and the Sunp. 101
3.3.3 Effects of the Oblate Earthp. 103
3.3.4 Atmospheric Dragp. 104
3.4 Satellite Constellation Designp. 104
3.4.1 Design Considerationsp. 104
3.4.2 Polar Orbit Constellationp. 106
3.4.3 Inclined Orbit Constellationp. 111
Referencesp. 114
4 Channel Characteristicsp. 115
4.1 Introductionp. 115
4.2 Land Mobile Channel Characteristicsp. 115
4.2.1 Local Environmentp. 115
4.2.2 Narrowband Channel Modelsp. 118
4.2.3 Wideband Channel Modelsp. 127
4.3 Aeronautical Linkp. 128
4.4 Maritime Linkp. 129
4.5 Fixed Linkp. 129
4.5.1 Tropospheric Effectsp. 129
4.5.2 Ionospheric Effectsp. 142
Referencesp. 143
5 Radio Link Designp. 147
5.1 Introductionp. 147
5.2 Link Budget Analysisp. 148
5.2.1 Purposep. 148
5.2.2 Transmission and Receptionp. 148
5.2.3 Noisep. 152
5.2.4 Satellite Transponderp. 158
5.3 Modulationp. 163
5.3.1 Overviewp. 163
5.3.2 Phase Shift Keyingp. 163
5.3.3 Minimum Shift Keyingp. 168
5.3.4 Quadrature Amplitude Modulation (QAM)p. 168
5.4 Channel Codingp. 168
5.4.1 Backgroundp. 168
5.4.2 Block Codesp. 169
5.4.3 Convolutional Codesp. 174
5.4.4 Interleavingp. 180
5.4.5 Concatenated Codesp. 181
5.4.6 Turbo Codesp. 181
5.4.7 Automatic Repeat Request Schemesp. 182
5.5 Multiple Accessp. 184
5.5.1 Purposep. 184
5.5.2 FDMAp. 186
5.5.3 TDMAp. 186
5.5.4 CDMAp. 188
5.5.5 Contention Access Schemesp. 193
5.5.6 S-UMTS/IMT-200 Candidate Solutionsp. 194
Referencesp. 195
6 Network Proceduresp. 197
6.1 Introductionp. 197
6.2 Signalling Protocolsp. 198
6.2.1 Overview of GSM Signalling Protocol Architecturep. 198
6.2.2 S-PCN Interfaces and Signalling Protocol Architecturep. 199
6.3 Mobility Managementp. 201
6.3.1 Satellite Cells and Satellite Location Areasp. 201
6.3.2 Location Managementp. 202
6.3.3 Handover Managementp. 220
6.4 Resource Managementp. 224
6.4.1 Objectivesp. 224
6.4.2 Effects of Satellite System Characteristicsp. 225
6.4.3 Effects of Mobilityp. 226
6.4.4 Resource Allocation Strategiesp. 227
6.4.5 Network Operations and Proceduresp. 231
Referencesp. 243
7 Integrated Terrestrial-Satellite Mobile Networksp. 247
7.1 Introductionp. 247
7.2 Integration with PSTNp. 248
7.2.1 Introductionp. 248
7.2.2 Gateway Functions and Operationsp. 248
7.2.3 Protocol Architecture of SSN7p. 249
7.2.4 Access Functionsp. 253
7.3 Integration with GSMp. 254
7.3.1 Introductionp. 254
7.3.2 Integration Requirementsp. 256
7.3.3 Integration Scenariosp. 258
7.3.4 Impact of Integration Scenarios on the Handover Procedurep. 261
7.3.5 Impact of Integration Scenarios on the Location Management Procedurep. 275
7.3.6 Impact of Integration Scenarios on the Call Set-up Procedurep. 280
7.3.7 The Role of Dual-mode Terminal in Terrestrial/S-PCN Integrationp. 283
7.4 Integration with Third Generation (3G) Networksp. 287
7.4.1 Concept of Interworking Unitsp. 287
7.4.2 The Radio-Dependent and Radio-Independent Conceptp. 288
7.4.3 Satellite Integration with UMTS--a UTRAN Approachp. 289
7.4.4 Satellite Integration with GSM/EDGE--a GERAN Approachp. 290
7.4.5 Conclusionp. 291
Referencesp. 291
8 Market Analysisp. 293
8.1 Introductionp. 293
8.2 Historical Trends in Mobile Communicationsp. 295
8.3 Prospective Satellite Marketsp. 297
8.3.1 Objectivesp. 297
8.3.2 The Role of Satellitesp. 297
8.3.3 Satellite Marketsp. 298
8.3.4 Service Categoriesp. 299
8.4 Future Market Forecastp. 301
8.4.1 Terminal Classesp. 301
8.4.2 Market Segmentationp. 302
8.4.3 Sizing the Marketp. 305
8.4.4 Data Sourcesp. 308
8.5 Resultsp. 309
8.5.1 Tariffp. 309
8.5.2 Portable Marketp. 310
8.5.3 Mobile Marketp. 311
8.5.4 Total Marketp. 315
8.6 Concluding Remarksp. 316
Referencesp. 318
9 Future Developmentsp. 319
9.1 Introductionp. 319
9.2 Super GEOsp. 320
9.3 Non-Geostationary Satellitesp. 323
9.4 Hybrid Constellationsp. 324
9.5 Mobile-Broadband Satellite Servicesp. 325
9.6 Mobile IPp. 328
9.7 Transmission Control Protocol (TCP)p. 330
9.7.1 Overviewp. 330
9.7.2 Congestion Window and Slow Start Thresholdp. 331
9.7.3 Loss Recovery Mechanismsp. 331
9.7.4 Future Workp. 332
9.8 Fixed-Mobile Convergencep. 333
9.9 High Altitude Platformsp. 334
9.10 Location Based Service Deliveryp. 337
9.11 Concluding Remarksp. 338
Referencesp. 339
Appendix A Acronymsp. 341
Appendix B Symbolsp. 351
Indexp. 359