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The Cellular Connection 1 phần 1

WS hoạt động dựa trên không chỉ lệnh của chủ sở hữu, mà còn thông tin ngữ cảnh, chẳng hạn như thời gian, nỗ lực của kẻ trộm, và các nguồn lực sẵn có. Kịch bản hoàn chỉnh của WS được thể hiện trong hình. 12.2 và được giải thích như sau: • tên trộm chạm vào một chiếc xe hơi. • Các máy dò (cảm biến) của xe được | The Cellular Connection A Guide to Cellular Telephones Fourth Edition. Robert A. Steuernagel Copyright 2000 John Wiley Sons Inc. ISBNs 0-471-31652-0 Paper 0-471-20340-8 Electronic THE CELLULAR CONNECTION THE CELLULAR CONNECTION A Guide to Cellular Telephones Fourth Edition ROBERT A. STEUERNAGEL A Wiley-Interscience Publication JOHN WILEY SONS INC. New York Chichester Weinheim Brisbane Singapore Toronto Designations used by companies to distinguish their products are often claimed as trademarks. In all instances where John Wiley Sons Inc. is aware of a claim the product names appear in initial capital or ALL CAPITAL LETTERS. Readers however should contact the appropriate companies for more complete information regarding trademarks and registration. Copyright 2000 by John Wiley Sons Inc. 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 or mechanical including uploading downloading printing decompiling recording or otherwise except as permitted under Sections 107 or 108 of the 1976 United States Copyright Act without the prior written permission of the Publisher. Requests to the Publisher for permission should be addressed to the Permissions Department John Wiley Sons Inc. 605 Third Avenue New York NY 10158-0012 212 850-6011 fax 212 850-6008 E-Mail PERMREQ@WILEY.COM. This publication is designed to provide accurate and authoritative information in regard to the subject matter covered. It is sold with 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 person should be sought. ISBN 0-471-20340-8 This title is also available in print as ISBN 0-471-31652-0. For more information about Wiley products visit our web site at .