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OFDM for Wireless Multimedia Communications : Mobile Communications Library - Richard Van Nee

OFDM for Wireless Multimedia Communications

Mobile Communications Library

Hardcover Published: 31st December 1999
ISBN: 9780890065303
Number Of Pages: 270

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Here are the details on Orthogonal Frequency Division Multiplexing (OFDM) for wireless multimedia communications that professionals need to fully utilize this significant technology in the field. This one-of-a-kind book helps engineers avoid making tradeoffs in designing OFDM-based transmission systems, assess system performance, and better understand OFDM-based wireless LAN standards.

Prefacep. xiii
Acknowledgmentsp. xvii
Introductionp. 1
Standardization and Frequency Bandsp. 4
Multimedia Communicationsp. 7
The Need for High Data Ratesp. 8
Services and Applicationsp. 9
Antennas and Batteriesp. 9
Safety Considerationsp. 10
ATM-Based Wireless (Mobile) Broadband Multimedia Systemsp. 12
Multipath Propagationp. 15
Multipath Channel Modelsp. 16
Delay Spread Valuesp. 17
Time Variation of the Channelp. 19
History of OFDMp. 20
Preview of the Bookp. 24
Referencesp. 25
OFDM Basicsp. 33
Introductionp. 33
Generation of Subcarriers using the IFFTp. 33
Guard Time and Cyclic Extensionp. 39
Windowingp. 42
Choice of OFDM Parametersp. 46
OFDM Signal Processingp. 47
Implementation Complexity of OFDM Versus Single Carrier Modulationp. 48
Referencesp. 51
Coding and Modulationp. 53
Introductionp. 53
Forward Error Correction Codingp. 54
Block Codesp. 54
Convolutional Codesp. 55
Concatenated Codesp. 58
Interleavingp. 59
Quadrature Amplitude Modulationp. 60
Coded Modulationp. 62
Referencesp. 70
Synchronizationp. 73
Introductionp. 73
Sensitivity to Phase Noisep. 74
Sensitivity to Frequency Offsetp. 77
Sensitivity to Timing Errorsp. 78
Synchronization using the Cyclic Extensionp. 80
Synchronization using Special Training Symbolsp. 86
Optimum Timing in the Presence of Multipatp. 88
Referencesp. 92
Coherent and Differential Detectionp. 95
Introductionp. 95
Coherent Detectionp. 95
Two Dimensional Channel Estimatorsp. 96
One Dimensional Channel Estimatorsp. 103
Special Training Symbolsp. 104
Decision Directed Channel Estimationp. 106
Differential Detectionp. 107
Differential Detection in the Time Domainp. 107
Differential Detection in the Frequency Domainp. 112
Differential Amplitude and Phase Shift Keyingp. 115
Referencesp. 117
The Peak Power Problemp. 119
Introductionp. 119
Distribution of the Peak-to-Average Power Ratiop. 120
Clipping and Peak Windowingp. 123
Required Backoff with a Non-Ideal Power Amplifierp. 127
Coding and Scramblingp. 130
Peak Cancellationp. 131
PAP Reduction Codesp. 138
Generating Complementary Codesp. 141
Minimum Distance of Complementary Codesp. 144
Maximum Likelihood Decoding of Complementary Codesp. 145
Suboptimum Decoding of Complementary Codesp. 147
Large Code Lengthsp. 150
SYMBOL Scramblingp. 150
Referencesp. 153
Basics of CDMAp. 155
Introductionp. 155
CDMA: Past, Present, and Futurep. 156
CDMA Conceptsp. 157
Pure CDMAp. 161
Basic DS-CDMA Elementsp. 171
RAKE Receiverp. 171
Power Controlp. 172
Soft Handoverp. 173
Interfrequency Handoverp. 175
Multiuser Detectionp. 175
Referencesp. 176
Multi - Carrier CDMAp. 179
Introductionp. 179
Channel Modelp. 180
DS-CDMA and MC-CDMA Systemsp. 182
DS-CDMA Systemp. 182
MC-CDMA Systemp. 185
MC-CDMA System Designp. 189
BEP LOWER Boundp. 194
DS-CDMA Systemp. 194
MC-CDMA Systemp. 195
BEP Lower Bound Equivalencep. 196
Numerical Resultsp. 197
MC-CDMA System Designp. 197
Down - Link BEP Performancep. 199
Up - Link BER Performancep. 203
Conclusionsp. 206
Appendix 8Ap. 208
Referencesp. 209
Orthogonal Frequency Division Multiple Accessp. 213
Introductionp. 213
Frequency Hopping OFDMAp. 213
Differences between OFDMA and MC-CDMAp. 215
OFDMA System Descriptionp. 217
Channel Codingp. 220
Modulationp. 220
Time and Frequency Synchronizationp. 221
Initial Modulation Timing Synchronizationp. 221
Initial Frequency Offset Synchronizationp. 222
Synchronization Accuracyp. 222
Power Controlp. 223
Random Frequency Hopping Operationp. 224
Dynamic Channel Allocation (Fast DCA)p. 225
Dynamic Channel Allocation (Simple DCA)p. 227
Capacity of OFDMAp. 227
Conclusionsp. 227
Referencesp. 228
Applications of OFDMp. 229
Introductionp. 229
Digital Audio Broadcastingp. 229
Terrestrial Digital Video Broadcastingp. 231
Magic WANDp. 233
Magic WAND Physical Layerp. 234
Codingp. 236
Simulated Error Probabilitiesp. 236
Effects of Clippingp. 237
Magic WAND Medium Access Control Layerp. 238
IEEE 802.11, HIPERLAN/2, and MMAC Wireless LAN Standardsp. 241
OFDM Parametersp. 243
Channelizationp. 244
OFDM Signal Processingp. 245
Trainingp. 246
Differences between IEEE 802.11, HIPERLAN/2 and MMACp. 249
Simulation Resultsp. 250
Referencesp. 252
About the Authorsp. 255
Indexp. 257
Table of Contents provided by Syndetics. All Rights Reserved.

ISBN: 9780890065303
ISBN-10: 0890065306
Series: Mobile Communications Library
Audience: General
Format: Hardcover
Language: English
Number Of Pages: 270
Published: 31st December 1999
Publisher: Artech House Publishers
Country of Publication: US
Dimensions (cm): 23.0 x 16.03  x 2.26
Weight (kg): 0.57

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