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Advanced Digital
Signal Processing
and Noise Reduction
Third Edition
Saeed V. Vaseghi
Professor of Communications and Signal Processing
Department of Electronics and Computer Engineering
Brunel University, UK
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Copyright © 2006 John Wiley & Sons Ltd, The Atrium, Southern Gate, Chichester,
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Library of Congress Cataloging in Publication Data
Vaseghi, Saeed V.
Advanced digital signal processing and noise reduction / Saeed V. Vaseghi. — 3rd ed.
p. cm.
Includes bibliographical references and index.
ISBN 0-470-09494-X
1. Signal processing. 2. Electronic noise. 3. Digital filters (Mathematics) I. Title.
TK5102.9.V37 2005
621.382 ' 2—dc22
2005018514
British Library Cataloguing in Publication Data
A catalogue record for this book is available from the British Library
ISBN-13 978-0-470-09494-5 (HB)
ISBN-10 0-470-09494-X (HB)
Typeset in 10/12pt Times by Integra Software Services Pvt. Ltd, Pondicherry, India.
Printed and bound in Great Britain by Antony Rowe Ltd, Chippenham, Wiltshire.
This book is printed on acid-free paper responsibly manufactured from sustainable forestry
in which at least two trees are planted for each one used for paper production.
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To my Luke
I wish to thank Esfandiar Zavarehei and Wendy Pillar for proof reading this edition and for
many excellent suggestions. Thanks also to Ben Milner, Qin Yan, Dimitrios Rentzo, Charles
Ho and Aimin Chen.
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Contents
Preface
xvii
Symbols
xxi
Abbreviations
xxv
1 Introduction
1
1.1 Signals and Information
1
1.2 Signal Processing Methods
3
1.2.1 Transform-based Signal Processing
3
1.2.2 Model-based Signal Processing
4
1.2.3 Bayesian Signal Processing
4
1.2.4 Neural Networks
5
1.3 Applications of Digital Signal Processing
5
1.3.1 Adaptive Noise Cancellation
5
1.3.2 Adaptive Noise Reduction
6
1.3.3 Blind Channel Equalisation
7
1.3.4 Signal Classification and Pattern Recognition
8
1.3.5 Linear Prediction Modelling of Speech
9
1.3.6 Digital Coding of Audio Signals
10
1.3.7 Detection of Signals in Noise
12
1.3.8 Directional Reception of Waves: Beam-forming
13
1.3.9 Dolby Noise Reduction
15
1.3.10 Radar Signal Processing: Doppler Frequency Shift
15
1.4 Sampling and Analogue-to-digital Conversion
17
1.4.1 Sampling and Reconstruction of Analogue Signals
18
1.4.2 Quantisation
19
Bibliography
21
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