Electronic Warfare Signal Processing

277 Pages·2018·6.83 MB·English

by  James Genova

Electronic Warfare
Signal Processing
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For a listing of recent titles in the
Artech House Electronic Warfare Library,
turn to the back of this book.
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Electronic Warfare
Signal Processing
James Genova
artechhouse.com
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Library of Congress Cataloging-in-Publication Data
A catalog record for this book is available from the U.S. Library of Congress
British Library Cataloguing in Publication Data
A catalog record for this book is available from the British Library.
ISBN-13: 978-1-63081-460-1
Cover design by John Gomes
© 2018 Artech House
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Norwood, MA
All rights reserved. Printed and bound in the United States of America. No part of this
book may be reproduced or utilized in any form or by any means, electronic or mechanical,
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without permission in writing from the publisher.
All terms mentioned in this book that are known to be trademarks or service marks
have been appropriately capitalized. Artech House cannot attest to the accuracy of this
information. Use of a term in this book should not be regarded as affecting the validity
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To my wife, Libba
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Contents
Preface xi
1 Introduction to Modern EW 1
1.1 Evolution of Naval EW 2
1.2 Terminology and Model Scenarios 15
1.3 Probability of Raid Annihilation 22
1.4 Sample Strategies 26
References 29
2 Pulsed Doppler Radar Basics 31
2.1 Electromagnetic Pulse 33
2.2 Dynamic Range and Gain Control 44
2.3 Coherent Gain and Noncoherent Gain 56
2.4 Antenna 62
2.5 Doppler Effect 68
References 76
vii
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viii Electronic Warfare Signal Processing
3 LPI Radar and EA Model 79
3.1 ASM Model 81
3.2 Radar Range Equations and Burn Through 94
3.3 Range Doppler Map and Imaging 96
3.4 Target Scatter Model 99
3.5 Repeater EA Model and the DRFM 105
3.6 Summary of Model 108
3.7 Detection versus Classification and EP 112
References 114
4 Extended Target EP Signal Processing 115
4.1 Target Classification: False Targets 117
4.2 Target Classification: Decoys 140
4.3 Target Classification: Chaff 142
4.4 Dual Coherent Source EA 146
References 160
5 LPI Radar EP Waveforms 163
5.1 Coded Waveforms EP 165
5.2 Stepped Waveforms EP 173
5.3 Probe Waveforms EP 181
References 185
6 Multiple Receiver EP Signal Processing 187
6.1 Dual-Coherent Source EP Approximation 189
6.2 ASM STAP Processing 199
6.3 Cover Jamming EP 207
6.4 Summary 220
References 222
7 Adaptive EW 223
7.1 Overview 227
7.2 Fundamentals of LLR 235
7.3 EW Specifics 245
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Contents ix
7.4 Summary and Conclusions 250
References 252
About the Author 253
Index 255
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