ISO/IEC INTERNATIONAL 11694-4 STANDARD Third edition 2008-07-01 Identification cards Optical memory cards Linear recording method Part 4: Logical data structures Cartes d'identification Cartes a mémoire optique - Méthode d'enregistrement linéaire - Partie 4: Structures de données logiques Reference number ISO/IEC 11694-4:2008(E) IEC ISO @ISO/IEC 2008 ISO/IEC 11694-4:2008(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below COPYRIGHT PROTECTED DOCUMENT @ISO/IEC 2008 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either isO at the address below or IsO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ii @ ISO/IEC 2008 - All rights reserved ISO/IEC 11694-4:2008(E) Contents Page Foreword. Introduction 1 Scope 2 Normative references 3 Terms and definitions.. 4 Format structure 5 Track layout.... 5.1 Track layout examples 6 Track guides 7 Guard tracks. 8 Format description tracks. 8.1 Content Test tracks ... 9 9.1 Content - Test track 1 (top and bottom) 9.2 Content - Test track 2 (top and bottom) 9.3 Content - Test track 3 (top and bottom) 9.4 Content - Test track 4 (top and bottom) ... 10 Application description tracks 11 Data tracks. 12 Data bits 13 Reference points. 13.1 14 Track components 14.1 Track ID.. 14.2 Preformatted track header... 14.3 9 14.4 Track structure. 10 15 Measurement.... 15.1 Preformatted data measurement.. 11 15.2 Preformatted data characteristics. 15.3 Written data characteristics..... 11 16 12 16.1 Error detection and correction 12 @ ISO/IEC 2008 - All rights reserved ii