無線數(shù)據(jù)傳輸網(wǎng)絡(luò)：藍牙、WAP和WLAN

定　價：￥48.00

作　者：	[美]Gil Held著
出版社：	人民郵電出版社
叢編項：	IT先鋒系列叢書
標　簽：	無線電通信通信協(xié)議程序設(shè)計英文

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ISBN：	9787115094674	出版時間：	2001-01-01	包裝：	精裝
開本：	24cm	頁數(shù)：	344頁	字數(shù)：

內(nèi)容簡介

　　本書共分11章，介紹了通信基礎(chǔ)知識、AMPS、D-AMPS、GSM、CDMA、WAP協(xié)議組、本地多點分布業(yè)務(wù)（LMDS）、多信道多點分布系統(tǒng)（MMDS）、藍牙和無線局域網(wǎng)等方面的的內(nèi)容。全面解釋了無線網(wǎng)絡(luò)的工作原理，介紹了允許通過無線網(wǎng)絡(luò)傳輸?shù)淖钚聭?yīng)用。　本書適合希望了解無線網(wǎng)絡(luò)數(shù)據(jù)傳輸和應(yīng)用的廣大師生和技術(shù)人員閱讀，對無線網(wǎng)絡(luò)開發(fā)人員更是一本很內(nèi)行的參考書。

作者簡介

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圖書目錄

List of Tables and Figures
Preface
About the Author
About the Reviewers
About the Contributors

Chapter 1　Welcome to the Revolution　1
* Evolving Wireless Applications　2
·Personal Positioning　3
·Vehicle Positioning　4
·Meter Reading　5
·Mobile Banking and Finance　5
·Brick and Mortar Shopping　6
·Email　7
·Wireless Docking　7
·Web Surfing　8
·LAN Access and Mobility Ports　8
* Book Preview　8
·Communications Basics　9
·AMPS　9
·D-AMPS　9
·GSM　10
·CDMA　10
·The WAP Suite　10
·LMDS　11
·MMDS　11
·Bluetooth　11
·Wireless LANS　12

Chapter 2　Communications Basics　13
* Powets of 10　14
* Frequency　15* Wavelength　16
* The Frequency Spectrum　17
* Bandwidth　18
* Power Measurements　18
·Bel　19
·Decibel　20
·Decibel above 1 mW　20
* Signal-to-Noise Ratio　21
* Propagation Loss　23
* Transmission Rate Constraints　24
·Nyquist Relationship　25
·Shannon's Law　27
* Radiofrequency Spectrum Allocation　28
·U.S.Spectrum Allocation　28
·Band Nomenclature　29
·Applications　31

Chapter 3　AMPS　33
* Evolution　34
* Components　36
·Component Relationship　36
* Network Access　37
* Frequency Utilization　37
·Frequency Allocation　38
·Channel Center Frequencies　41
·Channel Utilization　41
* Signaling　51
·Voice-Channel Signaling　52
·Cochannel Interference　53
* Data over AMPS　54
·Case Study and Lessons Learned　54
·Operating Rates　56
·Cellular-Ready Modem Protocols　56

Chapter 4　D-AMPS　63
* Overview　64
* TDMA　65
·Advantages　67
·Disadvantages　67
* Digital Radio　67
* Voice-Coding Methods　68
·Channel Banks　68
·PCM　68
·TDM and Line Driver　70
·Waveform Coding　70
·Voice Coding　70
·Hybrid Coding　71
* Modulation　72
* Baud Rate　72
* TDM Operation　73
·Frames　73
·Time-Slot Format　75
·Digital Channel Traffic Signaling　77
·Control Channel Operations　78
* The IS-136 Digital Control Channel　78
·PCS Overview　79
·Extended Battery Life　80
·Frequency Utilization　81
·Logical Channels　81
·Superframes and Hyperframes　84
* The PCSLayered Model　84
* PCS Messaging　86
* Modem Operations　86

Chapter 5　GSM　87
* Evolution　88
* Frequency Allocation　88
* Governing Body　89
* GSM Services　89
·Voice Transport　90
·Data Services　90
·Bearer Services　91
·Teleservices　91
·Supplementary Services　92
·The Subscriber ldentity Module　93
* Frequency Allocation　94
·Initial European GSM　94
·United Kingdom GSM　95
·PCS 1900　96
* TDMA Operations　97
·Time -Slot Utilization　98
* Speech Coding　98
* Framing and Channel Organization　99
·The GSM Multiframe　99
* Data over GSM　103
·Modem Incompatibility　103
·Adapter Use　103
* Information Transfer Modes　104
* Inbound Data/Fax　104
* Data Compression　105
* Short Message Service　105
·Features　106
·Utilization　108
·SMS Centers　109
·Using the Internet　109

Chapter 6　CDMA　113
* Evolution　114
·CITA Requirements　114
·Deployments　115
·IS-95　115
* Overview　115
·Comparison With AMPS and TDMA　116
·Capacity　118
·Frequency Allocation　118
·Speech Coding　122
* Channel Structure　124
·Downlink Channels　124
·Uplink Channels　129
* CDMA Data Services　131
·The CDMA Air-Interface Protocol Stack　131
·SMS　137
* 3G-CDMA　138
·UMTS/IMT-2000　138
·CDMA2000　139

Chapter 7　The WAP Protocol Suite　143
* Overview　144
·Evolution　144
·Basic Components　145
·Architecture　146
* Wireless Datagram Protocol　152
·Port Number Use　152
·The Adaptation Layer　154
·Protocol Operation　154
* Wireless Transport Layer Security　158
·Connection Management　159
·Encryption Support　159
* The Wireless Application Environment　162
·Components　163
·The Wireless Markup Language　163

Chapter 8　Local Multipoint Distribution Service　175
* Overview　176
* Frequency Allocation　177
·Frequency Blocks　177
·Frequency Bands　178
·Bandwidth and Capacity　178
* Architecture　180
·Frequency Considerations　180
·The LMDS Cell　180
·Base Station　182
·The Network Interface Unit　183
·Access Methods　184
·Modulation　186
* System Capacity　188
·FDMA　188
·TDMA　190
·Increasing Cell Capacity　190
* LMDS Advantages　191* LMDS Disadvantages　191

Chapter 9　Multichannel Multipoint Distribution System　193
* Overview　194
·Frequency Band　195
·Potential Market　195
·Basic Architecture　195
·Advantages of Use　196
·Potential Disadvantages　196
* Evolution　196
·MDS　197
·MMDS　197
* Frequency Assignments　199
* Transmission Methods　202
·Multipath Communications　202
·Minimizing Multipath Reflections　203
* Summary　207

Chapter 10　Bluetooth　209
* Rationale　210
·Compatibility Problems　210
·Bluetooth to the Rescue　211
·Potential Utilization　211* Evolution　213
·The Code Name　213
* Overview　214
* Comparison with Infrared(IR)　215
* System Architecture　215
·Master-Slave Relationship　216
·Power Requirements　216
·Power Operating Modes　217
·Interface Support　218
·The Protocol Stack　218
·Adopted Protocols　221
* Communications Channels　221
·Networking　222

Chapter 11　Wireless LSNs　229
* General Characteristics　230
·Spread Spectrum Technology　230
* Applications　238
·Inventory Control　238
·Hospital　238
·Hotel　239
·Training　239
·Trade Shows　239
·Wireless Rationale　240
* The IEEE 802.11 Wireless LAN Standard　240
·Initial Effort　240
·Basic Configuration　241
* Frequency Selection　241
* Environment　242
* Architecture　242
·Operation　261
* Wireless Home Networking　265
·Overview　265
·System Requirements　265
·Technical Characteristics　266
·Appendix A　271
·Appendix B　291
·Appendix C　309
·Glossary　321

Index　331