ISO/IEC INTERNATIONAL STANDARD 18000-2 Second edition 2009-10-01 Information technology Radio frequency identification for item management - Part 2: Parameters for air interface communications below 135 kHz Technologies de l'information ldentification par radiofrequence (RFID) pour la gestion d'objets - Partie 2: Parametres de communications d'une interface d'air a moins de135kHz Reference number ISO/IEC 18000-2:2009(E) IEO ISo @ ISO/IEC 2009 ISO/IEC 18000-2:2009(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/IEC2009 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, isO's memberbody 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 [email protected] Web www.iso.org Published in Switzerland ii @ ISO/IEC 2009 - All rights reserved ISO/IEC 18000-2:2009(E) Contents Page Foreword Introduction. ..vii 1 Scope 2 Conformance ... 2.1 RF emissions general population.. 2.2 RF emissions and susceptibility health care setting... 3 Normative references.. 4 Terms and definitions .. 5 Symbols and abbreviated terms 5.1 5.2 Abbreviatedterms 6 Physical layer.. 6.1 Type A (FDX) , 6.1.1 Power transfer 6.1.2 Frequency..... .6 6.1.3 Communication signal interface interrogator to tag 6.1.4 Communication signal interface tag to interrogator .9 6.1.5 General Protocol Timing Specifications.... 10 6.2 Type B (HDX)... 12 6.2.1 Power transfer . 12 6.2.2 Communication signal interface interrogator to tag ... 12 6.2.3 Communication Signal Interface tag to interrogator .... 15 6.2.4 General protocol Timing Specification . 17 6.3 Physical and Media Access Control (MAC) Parameters 19 6.3.1 Interrogator to tag link ... 19 6.3.2 Tag to interrogator link ... 21 6.3.3 Protocol parameters.. 24 6.3.4 Anti-collision parameters 25 7 Transmission Protocol. 26 7.1 Basic elements ..... 26 7.2 IC Identifier and Unique Item Identifier (Ull) 26 7.3 Request format .... 27 7.4 Response format 27 7.5 Request flags 7.5.1 AFIflag.. 29 7.5.2 Nos flag... 29 7.5.3 7.5.4 CRCT flag .. .30 7.5.5 PEXT flag.. 30 7.6 Error flag.. 30 7.7 Error handling... 7.8 Block security status 32 7.9 Start of frame pattern (SOF) 7.9.1 Interrogator request .... 7.9.2 Tag response ..... 7.10 End of frame pattern (EOF). 32 7.10.1 Interrogator request 32 7.10.2 Tag response ...... ISO/IEC 2009-All rights reserved ili ISO/IEC 18000-2:2009(E) 7.11 7.12 Application family identifier (AFl) ..33 7.13 Data storage format identifier (DSFID) .36 8 User memory organisation .... ..36 8.1 User memory organisation (Page 0) 8.2 Extended User memory organisation (Page ≥ 1).... 9 9.1 RF-Off State ... .37 9.2 Ready State .... .37 9.3 Quiet State ..... 9.4 Selected state.... 9.5 State diagram .. .38 10 Anti-collision .. .39 10.1 Request parameters .39 10.2 10.3 Explanation of anti-collision sequences . ..42 10.3.1 Anti-collision sequence with 1 slot.... 42 10.3.2 Anti-collision sequence with 16 slots..... .42 10.3.3 Mixed population with tags of type A and B .... 11 Commands ..... 11.1 Command classification .44 11.1.1 General.... 11.1.2 Mandatory commands. 11.1.3 Optional commands . ..45 11.1.4 Custom commands.. .45