Radar Homing Guidance for Tactical Missiles
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Radar Homing Guidance for Tactical Missiles D.A. James formerly Principal Lecturer in Electronics Royal Military College of Science Shrivenham
M
MACMILLAN
© D. A. James 1986 Softcover reprint of the hardcover 1st edition 1986 978-0-333-40977-0
All rights reserved. No reproduction, copy or transmission of this publication may be made without written permission. No paragraph of this publication may be reproduced, copied or transmitted save with written permission or in accordance with the provisions of the Copyright Act 1956 (as amended). Any person who does any unauthorised act in relation to this publication may be liable to criminal prosecution and civil claims for damages. First published 1986 Published by MACMILLAN EDUCATION LTD Houndmills, Basingstoke, Hampshire RG21 2XS and London Companies and representatives throughout the world British Library Cataloguing in Publication Data James, D. A. Radar homing guidance for tactical missiles. 1. Guided missiles - Control systems I. Title 623.4'519 UG1310 ISBN 978-1-349-08604-7 ISBN 978-1-349-08602-3 (eBook) DOI 10.1007/978-1-349-08602-3
Contents Preface Glossary of terms List of symbols List of abbreviations
viii x xiii xv
1 Basic principles 1.1 Introduction 1.2 The homing process 1.3 A note on tracking radar 1.4 Types of homing 1.5 Examples of radar homers 1.6 Operational sequences References
19 20
2 Types of radar transmission 2.1 Introduction 2.2 Pulse 2.3 CW-Doppler
22 23 24
1
1 3 6 10 13
22
3 Range perfonnance 3.1 Introduction 3.2 Active homing 3.3 Semi-active homing 3.4 Choice of wavelength
30 30 32 33 34 37
4 Seeker antenna systems 4.1 Introduction 4.2 Amplitude comparison 4.3 Phase comparison monopulse 4.4 Interferometer systems 4.5 Phased arrays 4.6 Angle tracking precision - a comparison
38 38 38 41 43 47 47
References
v
Contents
vi 4.7 Multiplexing 4.8 Radomes References
50 50 55
5 Principles of Doppler homing guidance 5.1 Introduction 5.2 Doppler frequency spectra References
56 56 56 61
6 CW-Doppler guidance technology 6.1 Introduction 6.2 Late narrow-banding receivers - explicit Doppler extraction 6.3 Doppler selection and tracking 6.4 Implicit Doppler extraction 6.5 Generation of false target signals by spurious noise modulation 6.6 Early narrow-banding or inverse receivers 6.7 Complete guidance receiver 6.8 Rear reference and the illuminator 6.9 Rocket motor flame effects on microwave transmissions 6.10 Initial acquisition of the target 6.11 Terminal phase 6.12 Electronic counter-measures (ECM and ECCM) References
62 62 63 65 72 73 74 76 78 80 83 86 91 94
7 Pulse-Doppler 7.1 Introduction 7.2 Choice of PRF 7.3 High PRF seekers 7.4 Medium PRF seekers 7.5 Radar digital signal processing References
96 96 96 97 100 103 104
8 Radar homing on surface targe
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