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 catalogue record for this book is available from the British Library.

ISBN-13:

Cover design by

All rights reserved.

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, including photocopying, recording, or by any information storage and retrieval system, 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 of any trademark or service mark.

10 9 8 7 6 5 4 3 2 1

About the Author

Paul D. Groves holds a B.A. (with first class honors) in physics, an M.A. (Oxon), and a D.Phil. (Doctor of Philosophy) in experimental atomic and laser physics, all from the University of Oxford. He has been active in navigation systems research and development since joining the Defence Evaluation and Research Agency in January 1997. He transferred to QinetiQ Ltd. in July 2001 and, at the time of this writing, was a principal scientist in the Navigation and Positioning Algorithms team...