| Preface | p. xi |
| Acknowledgments | p. xiii |
| Introduction | p. 1 |
| The Uncertain Future of Mobile Telephony | p. 3 |
| Marconi versus Bell | p. 3 |
| The Unique Failure of Mobile Telephony | p. 7 |
| The Cellular "Disaster" | p. 12 |
| The "Digital" Panacea | p. 17 |
| The Age of FM | p. 21 |
| Mobile Radio Before Cellular: 1921-1968 | p. 23 |
| The Pioneer Phase: 1921-1945 | p. 23 |
| The Commercial Phase: 1946-1968 | p. 29 |
| The Cellular Idea: 1947-1982 | p. 39 |
| The Evolution of the Cellular Idea | p. 39 |
| The Struggle for Spectrum: 1947-1970 | p. 45 |
| Industry Politics: 1970-1982 | p. 49 |
| Competition and the Changing Regulatory Agenda: 1970-1982 | p. 54 |
| Cellular Realities | p. 63 |
| The Cost Syndrome | p. 68 |
| Mobile Equipment Economics | p. 68 |
| Cellular System Economics | p. 72 |
| System Overhead Costs (Hardware) | p. 74 |
| Start-Up and Operating Costs | p. 83 |
| Cellular Pricing | p. 86 |
| The Performance Syndrome | p. 92 |
| Coverage Problems | p. 93 |
| Call-Processing Problems | p. 98 |
| Privacy and Security | p. 103 |
| Data Transmission | p. 111 |
| The Spectrum Efficiency Syndrome | p. 113 |
| The Licensing Syndrome | p. 120 |
| The Comparative-Hearings Phase | p. 121 |
| The Lottery Phase | p. 124 |
| Speculation | p. 129 |
| The End of an Era | p. 134 |
| Digital Communication: The Basics | p. 141 |
| The Reemergence of Digital Communication | p. 143 |
| The Analog Revolution | p. 143 |
| The Digital Resurgence | p. 146 |
| The Digital Vocabulary | p. 151 |
| The First Coding Stage: A/D Conversion | p. 154 |
| Sampling | p. 154 |
| Quantization | p. 158 |
| Coding | p. 160 |
| The Second Coding Stage: Modulation | p. 164 |
| Transmission and Signal Processing | p. 168 |
| Regeneration: The "Conquest of Distance" | p. 170 |
| Control of Intersymbol Interference: Recovery of the Physical Code | p. 174 |
| Error Control: Recovery of the Logical Code | p. 177 |
| Multiplexing | p. 178 |
| The Advantages of Digital Communication | p. 185 |
| The Digital Network | p. 187 |
| The Digital Network Is Robust | p. 188 |
| The Intelligence of the Digital Network | p. 190 |
| The Flexibility of the Digital Network | p. 192 |
| The Digital Network Is Generic | p. 192 |
| The Efficiency of the Digital Network | p. 193 |
| Security and the Digital Network | p. 193 |
| The Digital Network Is Dynamic | p. 194 |
| The Integrated Digital Network | p. 195 |
| Design Challenges for Mobile Telephony | p. 197 |
| Designing for the Mobile Environment | p. 199 |
| The Vocabulary of Radio | p. 202 |
| The Fate of the Radio Wave | p. 206 |
| Free Space Loss | p. 206 |
| Blockage (Attenuation) | p. 207 |
| Multipath | p. 212 |
| Delay Spread | p. 214 |
| Rayleigh Fading | p. 216 |
| Doppler Shift | p. 220 |
| Effects on System Performance | p. 221 |
| Path Effects | p. 221 |
| System Effects | p. 222 |
| Traditional Countermeasures | p. 225 |
| Fade Margins | p. 225 |
| Diversity | p. 226 |
| Supplementary Base Stations | p. 229 |
| Digital Countermeasures | p. 229 |
| Robust Voice Coding | p. 231 |
| Robust Modulation | p. 232 |
| Adaptive Equalization | p. 232 |
| Error Correction | p. 235 |
| Designing for Frequency Reuse | p. 239 |
| The Engineering Implications of Frequency Reuse | p. 240 |
| Interference-Limited Systems | p. 242 |
| Cochannel Interference and the Mobile Environment | p. 244 |
| The Relationship Between Geographical Separation and the Reuse Factor | p. 249 |
| The Effect of Reduced C/I Requirements for Digital Systems | p. 251 |
| Other Design Considerations | p. 255 |
| Designing for Modularity and Geographical Flexibility | p. 256 |
| Example: Adjacent Channel Utilization | p. 257 |
| Example: Modularity and Growth | p. 259 |
| Designing for Low Cost | p. 259 |
| Designing for Compatibility with Future Network Services | p. 260 |
| Designing for a Competitive Marketplace | p. 262 |
| Future Proofing | p. 262 |
| Competition Among Operators | p. 263 |
| Technological Alternatives for the Next Generation | p. 265 |
| The Broad Technology Alternatives | p. 267 |
| The Flexibility of Digital Design | p. 268 |
| The Flexibility of Digital Formats | p. 269 |
| Analog versus Digital | p. 274 |
| Wideband versus Narrowband Systems | p. 276 |
| Multiplexing and Access Technique: FDMA versus TDMA versus CDMA | p. 283 |
| System Control Structures: Centralized versus Distributed Control | p. 290 |
| Nets | p. 290 |
| Interface Point | p. 294 |
| Summary of General Directions of the Next Generation | p. 294 |
| Alternatives for the Radio Link | p. 297 |
| Analog Techniques | p. 298 |
| Narrowband FM | p. 298 |
| Single-Sideband Modulation | p. 299 |
| Digital Techniques | p. 303 |
| Digital Modulation for Mobile Radio | p. 304 |
| Spectral Efficiency and Multilevel Modulation | p. 304 |
| Narrow Power Spectrum | p. 309 |
| Intersymbol Interference | p. 312 |
| Modulation Strategies | p. 316 |
| Voice Coding for Mobile Radio | p. 317 |
| Coding Strategies | p. 318 |
| Representative Coding Techniques | p. 321 |
| Interdependence of Coding and Modulation | p. 334 |
| Interdependent Design | p. 334 |
| Interdependent Performance | p. 336 |
| Spread-Spectrum Techniques | p. 339 |
| The Great Unknown | p. 339 |
| The Background of Spread Spectrum | p. 343 |
| Frequency-Hopping Spread Spectrum (FH/SS) | p. 344 |
| Direct-Sequence Spread Spectrum (DS/SS) | p. 351 |
| Performance of Spread-Spectrum Techniques | p. 355 |
| Application to Mobile-Telephone Systems | p. 356 |
| Alternative System Architectures: Cell Level | p. 363 |
| FDMA Architecture | p. 365 |
| TDMA Architecture | p. 369 |
| CDMA Architecture | p. 373 |
| Alternative System Architectures: Network Level | p. 377 |
| Frequency Plans | p. 378 |
| Growth Plans | p. 381 |
| Cochannel-Interference Reduction Measures | p. 381 |
| Traffic and Service Objectives | p. 383 |
| Roaming and Related Issues | p. 384 |
| Interface to the Wireline Network | p. 385 |
| Control: Centralized versus Distributed | p. 389 |
| Choosing the Future: Evaluating the Alternatives | p. 393 |
| Spectrum Efficiency | p. 394 |
| Spectral Efficiency (Information Density) | p. 394 |
| Circuit Spectrum Efficiency: Circuits per Megahertz | p. 395 |
| Geographical Spectrum Efficiency: Circuits per Square Mile | p. 396 |
| Economic Spectrum Efficiency: Cost per Circuit (per Megahertz per Square Mile) | p. 398 |
| Communication Efficiency: Improved Individual Communication Utility | p. 398 |
| Allocation Efficiency: Improved Social Utility of Communication | p. 401 |
| Improving Spectrum Efficiency | p. 403 |
| Summary | p. 409 |
| Cost | p. 410 |
| System Cost Comparisons | p. 410 |
| Mobile-Unit Cost Comparisons | p. 414 |
| Operating Cost Comparisons | p. 415 |
| Other Criteria: Modularity, Digital Compatibility, Openness to New Technology | p. 415 |
| Modularity and Geographical Flexibility | p. 415 |
| Digital Network Compatibility | p. 416 |
| Openness to New Technology | p. 417 |
| Summary | p. 418 |
| Managing the Transition | p. 421 |
| A Look Ahead | p. 423 |
| The Question of Standards | p. 426 |
| Looking Backward: Compatibility of the Next Generation with the Installed Analog Base | p. 432 |
| Looking Forward: Openness to Future Technological Change | p. 437 |
| Competition | p. 438 |
| A Modest Proposal | p. 442 |
| Index | p. 445 |
| Table of Contents provided by Syndetics. All Rights Reserved. |
