Contents
Editorial Board xi
Supervisor’s Note xiii
Preface xv
1 Overview 1
Keisuke Suwa, Yoshiyuki Yasuda and Hitoshi Yoshino
1.1 Generation Change in Cellular Systems 1
1.1.1 Analog Cellular Systems 1
1.1.2 Digital Cellular Systems 3
1.1.3 Mobile Internet Services 7
1.2 Overview of IMT-2000 10
1.2.1 Objectives of IMT-2000 10
1.2.2 IMT-2000 Standardization 11
1.2.3 IMT-2000 Frequency Band 18
References 19
2 Radio Transmission Systems 21
Mamoru Sawahashi
2.1 Direct Sequence Code Division Multiple Access (DS-CDMA) 21
2.1.1 Principles of DS-CDMA 21
2.1.2 Spreading Code and Spreading Code Synchronization 24
2.1.3 Configuration of Radio Transmitter and Receiver 26
2.1.4 Application of DS-CDMA to Cellular Systems 27
2.2 Basic W-CDMA Transmission Technologies 28
2.2.1 Two-Layer Spreading Code Assignment and Spreading Modulation 28
2.2.2 Cell Search 31
2.2.3 Random Access 41
2.2.4 Technologies that Satisfy Various Quality Requirements in Multirate
Transmissions 42
2.2.5 Diversity 49
2.3 Link Capacity Expansion Technologies in W-CDMA 66
2.3.1 Interference Canceller 66
2.3.2 Adaptive Antenna Array Diversity 71
References 77
3 Radio System 81
Seizo Onoe, Takehiro Nakamura, Yoshihiro Ishikawa, Koji Ohno,
Yoshiyuki Yasuda, Nobuhiro Ohta, Yoshio Ebine, Atsushi Murase and Akihiro Hata
3.1 Radio System Requirements and Design Objectives 81
3.2 W-CDMA and System Architecture 82
3.2.1 Characteristics of W-CDMA 82
3.2.2 Basic Specifications of W-CDMA 84
3.2.3 Architecture of Radio Access Network 85
3.2.4 Key W-CDMA Technologies 87
3.2.5 Time Division Duplex (TDD) and Frequency Division Duplex (FDD) 92
3.3 Radio Access Interface Standard 92
3.3.1 Physical Layer 92
3.3.2 Media Access Control (MAC) Sublayer 126
3.3.3 Radio Link Control (RLC) Sublayer 131
3.3.4 Packet Data Convergence Protocol (PDCP) Sublayer 142
3.3.5 Radio Resource Control (RRC) 145
3.3.6 Control Sequence 159
3.4 Radio System Design 169
3.4.1 W-CDMA Radio System Design 169
3.4.2 Concept of W-CDMA Capacity 170
3.4.3 Radio Link Design 175
3.4.4 Cell/Sector Configuration 180
3.5 Radio Access Network Equipment 182
3.5.1 Overview of System Configuration of Radio Access Equipment 182
3.5.2 BTS 183
3.5.3 RNC 187
3.5.4 MPE 188
3.5.5 BS Antenna 189
3.6 Mobile Terminals 194
3.6.1 Implementation of Mobile Terminals 194
3.6.2 Radio Access Specifications and Hardware Configuration Technologies 195
3.6.3 UIM 202
3.6.4 Terminal Display Technologies 204
3.6.5 External Interface 206
3.6.6 Future Prospects of Mobile Terminals 210
References 211
4 Network Technologies 215
Makoto Furukawa, Hiroshi Kawakami, Mutsumaru Miki, Daisuke Igarashi,
Yukichi Saito, Toyota Nishi, Mayuko Shimokawa, Katsumi Kobayashi,
Yasuhiko Kokubun and Masayuki Nakanishi
4.1 Overview 215
4.2 ATM Technology 217
4.2.1 Switching Scheme for Multimedia Communications 217
4.2.2 Basic Configuration of ATM 218
4.2.3 ATM Adaptation Layer (AAL) 219
4.2.4 Quality of Service (QoS) and ATM Traffic Management 221
4.3 Network Control and Signaling Scheme 224
4.3.1 CN Signaling Systems in IMT-2000 224
4.3.2 Control Scheme 227
4.4 Packet Communication Scheme 245
4.4.1 Overview of Mobile Packet Communications 245
4.4.2 Service Target 246
4.4.3 Network Architecture 246
4.4.4 Mobile Packet Communications Technologies 247
4.4.5 Connection Scheme 250
4.5 Intelligent Network (IN) Scheme 254
4.5.1 Overview of IN Scheme 254
4.5.2 Comparison with Conventional Systems 255
4.5.3 Merits of the IN Scheme 258
4.5.4 Standardization Trends 258
4.5.5 Future Prospects 259
4.6 Short Message Scheme 259
4.6.1 Overview of Scheme 259
4.6.2 Network Configuration 261
4.6.3 Routing Scheme 261
4.6.4 Main Extended Functions of SMS 261
4.6.5 Example of SMS Applications 264
4.7 Gateway Scheme 265
4.7.1 Protocol Conversion Gateway 266
4.7.2 TCP Gateway 267
4.7.3 Tunneling Gateway 269
4.7.4 Multimedia Service Platform 270
References 274
5 Operation System 277
Masafumi Onuki, Nobutaka Nakamura, Haruo Mizumoto, Takeshi Yamashita,
Kazuhiko Hara and Kazuaki Terunuma
5.1 Overview 277
5.1.1 Positioning of OpS 277
5.1.2 System Configuration 280
5.2 Network Monitoring 283
5.2.1 Configuration of Network Monitoring Functions 283
5.2.2 Characteristics of Network Monitoring 284
5.2.3 Building a Network Monitoring System 287
5.3 Network Control 289
5.3.1 Positioning of Network Control System 291
5.3.2 Coordination between Systems in Different Types of Networks 292
5.3.3 Network Control Functions 294
5.3.4 Congestion Control During Packet Communications 295
5.3.5 Achieving High-Speed Restriction Process 295
5.4 NE Monitoring 296
5.4.1 NEs in a Multivendor Environment 296
5.4.2 NE Monitoring Functions 297
5.4.3 Development of Element Operations 299
5.5 Network Element Management 301
5.5.1 Network Element Management 301
5.5.2 Network Quality Management 302
5.5.3 Remote File Updating 304
References 305
6 Multimedia Processing Scheme 307
Minoru Eto, Hiroyuki Yamaguchi, Tomoyuki Oya, Toshiro Kawahara,
Hiroshi Uehara, Teruhiro Kubota, Masayuki Tsuda, Seishi Tsukada, Wataru Takita,
Kimihiko Sekino and Nobuyuki Miura
6.1 Overview 307
6.2 Multimedia Signal Processing Scheme 308
6.2.1 Image Processing 308
6.2.2 Speech and Audio Processing 313
6.2.3 Multimedia Signal Processing Methods 320
6.3 Mobile Information Service Provision Methods 325
6.3.1 Mobile ISP Services 325
6.3.2 Multimedia Information Distribution Methods 329
6.3.3 Contents Markup Languages 333
6.3.4 Mobile Internet Standardization (WAP) 338
6.4 Multimedia Messaging Methods 342
6.4.1 Overview 342
6.4.2 Trends of Standardization 343
6.4.3 Conceptual Model 343
6.4.4 Implementation Model 344
6.4.5 Push Technology 345
6.5 Location Information Processing Methods 345
6.5.1 Location Information Use Overview 346
6.5.2 Structure of the Location Information Processing System 347
6.5.3 Transmission System Outside the Mobile Communications Network 348
6.5.4 Location Information Distribution Methods 349
6.5.5 Location Information Distribution Platform 350
6.6 Mobile Electronic Authentication Methods 356
6.6.1 Electronic Authentication 356
6.6.2 WAP Authentication Model 357
6.6.3 Electronic Certificate for Mobile Communications 359
6.6.4 Transport Layer Security (TLS) 359
6.6.5 Short-Lived Certificate 360
6.6.6 Future Challenges 361
References 361
7 Future Prospects 365
Yoshiyuki Yasuda, Takchiro Nakamura, Shinji Uebayashi, Hiroshi Fujiya and
Tomoyuki Oya
7.1 Overview 365
7.2 Prospects of Radio Technologies 366
7.2.1 TDD Scheme 366
7.2.2 High-Speed Downlink Packet Access (HSPDA) 368
7.3 Prospects of Network Technologies 370
7.3.1 IP Packet Communications in Mobile Communication Networks 370
7.3.2 Technology Trends in IP Networks 371
7.3.3 All IP Network Configuration and Deployment 373
7.4 Prospects of Signal Processing Technologies 374
7.4.1 Tandem Connection Avoidance Technologies 374
7.4.2 Adaptive MultiRate-WideBand (AMR-WB) 376
7.4.3 Packet-Transmitted Multimedia 377
References 378
Appendix–Interface Specifications 381
Index 409
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