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Baseband Receiver Design for Wireless MIMO-OFDM Communications
Baseband Receiver Design for Wireless MIMO-OFDM Communications Second Edition Tzi-Dar Chiueh National Taiwan University, Taiwan Pei-Yun Tsai National Central University, Taiwan I-Wei Lai Academia Sinica, Taiwan
This edition first published 2012 © 2012 John Wiley & Sons Singapore Pte. Ltd. Registered office John Wiley & Sons Singapore Pte. Ltd., 1 Fusionopolis Walk, #07-01 Solaris South Tower, Singapore 138628 For details of our global editorial offices, for customer services and for information about how to apply for permission to reuse the copyright material in this book please see our website at www.wiley.com. All Rights Reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, scanning, or otherwise, except as expressly permitted by law, without either the prior written permission of the Publisher, or authorization through payment of the appropriate photocopy fee to the Copyright Clearance Center. Requests for permission should be addressed to the Publisher, John Wiley & Sons Singapore Pte. Ltd., 1 Fusionopolis Walk, #07-01 Solaris South Tower, Singapore 138628, tel: 65-66438000, fax: 65-66438008, email: enquiry@wiley.com. Wiley also publishes its books in a variety of electronic formats. Some content that appears in print may not be available in electronic books. Designations used by companies to distinguish their products are often claimed as trademarks. All brand names and product names used in this book are trade names, service marks, trademarks or registered trademarks of their respective owners. The Publisher is not associated with any product or vendor mentioned in this book. This publication is designed to provide accurate and authoritative information in regard to the subject matter covered. It is sold on the understanding that the Publisher is not engaged in rendering professional services. If professional advice or other expert assistance is required, the services of a competent professional should be sought. Library of Congress Cataloging-in-Publication Data Chiueh, Tzi-Dar, 1960- Baseband receiver design for wireless MIMO-OFDM communications / Tzi-Dar Chiueh, Pei-Yun Tsai, I-Wei Lai. – 2nd ed. p. cm. Rev. ed. of: OFDM baseband receiver design for wireless communications / Tzi-Dar Chiueh, Pei-Yun Tsai. c2007. Includes bibliographical references and index. ISBN 978-1-118-18818-7 (cloth) 1. Radio–Transmitter-receivers. 3. Orthogonal frequency division multiplexing. III. Lai, I-Wei, 1960- OFDM baseband receiver design for wireless communications. IV. Title. 2. Wireless communication systems–Equipment and supplies. TK5103.2.C4657 2012 621.384’18–dc23 Set in 10/12 pt Times by Thomson Digital, Noida, India 4. MIMO systems. I. Chiueh, Tzi-Dar. II. Tsai, Pei-Yun. 2012000095
To my Dad Chin-Mu, my wife Jill, my daughter Joanne, and my son Kevin. — Tzi-Dar Chiueh To my families for their constant encouragement and support. — Pei-Yun Tsai To my dear parents, Yun-Tai and Hui-Chin, and my lovely sisters. — I-Wei Lai
Contents Preface About the Authors Acknowledgements List of Abbreviations and Acronyms PART ONE: FUNDAMENTALS OF WIRELESS COMMUNICATION 1. Introduction 1.1 Digital Broadcasting Systems 1.1.1 Digital Audio Broadcasting (DAB) 1.1.2 Digital Video Broadcasting (DVB) 1.2 Mobile Cellular Systems 1.2.1 Carrier Aggregation 1.2.2 Multiple-Antenna Configuration 1.2.3 Relay Transmission 1.2.4 Coordinated Multipoint Transmission and Reception (CoMP) 1.3 Wireless Network Systems 1.3.1 Personal Area Network (PAN) 1.3.2 Local Area Network (LAN) 1.3.3 Metropolitan Area Network (MAN) 1.3.4 Wide Area Network (WAN) Summary References xiii xvii xix xxi 3 3 4 4 6 8 8 9 9 10 10 12 13 14 14 15
viii 2. Digital Modulation 2.1 Single-Carrier Modulation 2.1.1 Power Spectral Densities of Modulation Signals 2.1.2 PSK, QAM, and ASK 2.1.3 CPFSK and MSK 2.1.4 Pulse Shaping and Windowing 2.2 Multi-Carrier Modulation 2.2.1 Orthogonal Frequency-Division Multiplexing 2.2.2 OFDM Related Issues 2.2.3 OFDM Transceiver Architecture Adaptive OFDM 2.3 Summary References 3. Advanced Wireless Technology 3.1 Multiple-Input Multiple-Output (MIMO) 3.1.1 Introduction 3.1.2 MIMO Basics 3.1.3 MIMO Techniques 3.1.4 MIMO-OFDM System Example 3.2 Multiple Access 3.2.1 Frequency-Division Multiple Access (FDMA) 3.2.2 Time-Division Multiple Access (TDMA) 3.2.3 Code-Division Multiple Access (CDMA) 3.2.4 Carrier Sense Multiple Access (CSMA) 3.2.5 Orthogonal Frequency-Division Multiple Access (OFDMA) 3.2.6 Space-Division Multiple Access (SDMA) Spread Spectrum and CDMA 3.3.1 PN Codes 3.3.2 Direct-Sequence Spread Spectrum 3.3.3 Frequency-Hopping Spread Spectrum 3.3 Summary References 4. Error-Correcting Codes 4.1 4.2 4.3 Introduction Block Codes 4.2.1 Linear Codes 4.2.2 Cyclic Codes Reed–Solomon Codes 4.3.1 Finite Fields 4.3.2 Encoding 4.3.3 Decoding 4.3.4 Shortened Reed–Solomon Codes Contents 17 17 18 19 22 23 24 27 27 31 33 37 37 39 39 39 41 43 50 53 54 54 55 57 57 58 59 60 63 65 66 67 69 69 70 70 72 73 74 75 76 76
Contents 4.4 4.5 4.6 4.7 Convolutional Codes 4.4.1 Encoding 4.4.2 Viterbi Decoder 4.4.3 Punctured Convolutional Codes Soft-Input Soft-Output Decoding Algorithms 4.5.1 MAP Decoder 4.5.2 Log-MAP Decoder 4.5.3 Max-Log-MAP Decoder Turbo Codes 4.6.1 Encoding 4.6.2 Decoding Low-Density Parity-Check Codes 4.7.1 Encoding 4.7.2 Decoding Summary References 5. Signal Propagation and Channel Model Introduction 5.1 5.2 Wireless Channel Propagation 5.2.1 Path Loss and Shadowing 5.2.2 Multipath Fading 5.2.3 Multipath Channel Parameters 5.2.4 MIMO Channel Front-End Electronics Effects 5.3.1 Carrier Frequency Offset 5.3.2 Sampling Clock Offset 5.3.3 Phase Noise 5.3.4 IQ Imbalance and DC Offset 5.3.5 Power Amplifier Nonlinearity Channel Model 5.4.1 Model for Front-End Impairments 5.4.2 Multipath Rayleigh Fader Model 5.4.3 Channel Models Used in Standards 5.3 5.4 Summary References PART TWO: MIMO-OFDM RECEIVER PROCESSING 6. Synchronization 6.1 6.2 Introduction Synchronization Issues 6.2.1 Synchronization Errors 6.2.2 Effects of Synchronization Errors 6.2.3 Consideration for Estimation and Compensation ix 77 77 79 80 81 82 85 86 87 87 88 89 89 91 93 94 95 95 96 96 97 98 104 105 105 106 106 107 110 111 112 113 116 122 123 127 127 128 128 128 133
x Contents 6.3 6.4 6.5 Detection and Estimation of Synchronization Errors 6.3.1 Symbol Timing Detection 6.3.2 Carrier Frequency Offset Estimation 6.3.3 Residual CFO and SCO Estimation 6.3.4 Carrier Phase Estimation 6.3.5 IQ Imbalance Estimation Detection and Estimation of Synchronization Errors in MIMO-OFDM Systems 6.4.1 Symbol Timing Detection in MIMO-OFDM Systems 6.4.2 Carrier Frequency Offset Estimation in MIMO-OFDM Systems 6.4.3 Residual CFO and SCO Estimation in MIMO-OFDM Systems 6.4.4 Carrier Phase Estimation in MIMO-OFDM Systems 6.4.5 IQ Imbalance Estimation in MIMO-OFDM Systems Recovery of Synchronization Errors 6.5.1 Carrier Frequency Offset Compensation 6.5.2 Sampling Clock Offset and Common Phase Error Compensation 6.5.3 IQ Imbalance Compensation Summary References 7. Channel Estimation and Equalization 7.1 7.2 7.3 Introduction Pilot Pattern 7.2.1 Pilot Pattern in SISO-OFDM Systems 7.2.2 Pilot Pattern in MIMO-OFDM Systems SISO-OFDM Channel Estimation 7.3.1 Channel Estimation by Block-Type Pilot Symbols 7.3.2 Channel Estimation by Comb-Type Pilot Symbols 7.3.3 Channel Estimation by Grid-Type Pilot Symbols 7.4 MIMO-OFDM Channel Estimation 7.5 7.6 7.7 7.4.1 Space–Time Pilot Adaptive Channel Estimation Equalization 7.6.1 One-Tap Equalizer 7.6.2 Multi-Tap Equalizer Iterative Receiver 7.7.1 Iterative Synchronization and Channel Estimation 7.7.2 Bit-Interleaved Coded Modulation with Iterative Decoding (BICM-ID) Summary References 8. MIMO Detection 8.1 8.2 Introduction Linear Detection 134 134 143 147 149 150 153 153 155 156 157 157 158 158 160 163 163 164 167 167 168 168 171 174 177 179 186 191 191 194 195 195 198 204 205 205 206 207 209 209 210
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