BS ISO/IEC 18004:2015 BSl Standards Publication Information technology Automatic identification and data capture techniques - QR Code bar code symbology specification bsi. ..making excellence a habit. BS ISO/IEC 18004:2015 BRITISH STANDARD National foreword This British Standard is the UK implementation of ISO/IEC 18004:2015. It supersedes BS IS0/IEC 18004:2006 which is withdrawn. The UK participation in its preparation was entrusted to Technical Committee IsT/34, Automatic identification and data capture techniques. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. @ The British Standards Institution 2015. Published by BSI Standards Limited 2015 ISBN 9780 58081570 6 ICS 01.080.50; 35.040 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 March 2015. Amendments issued since publication Date Text affected British Standards Instition nsee=Chongqing Institute of quality and Standardization 5990390 with BSI - Uncontrolled C rom IHS BS ISO/IEC 18004:2015 INTERNATIONAL ISO/IEC STANDARD 18004 Third edition 2015-02-01 Information technology Automatic identification and data capture techniques QR Code bar code symbology specification Technologies de I'information - Technologie d'identification automatique et de capture des données -. Spécification de la symbologie de code a barres Code QR Reference number IS0/IEC18004:2015(E) E( (s . British Standards Instution stitute of quality and Standardization 5990390 @ IS0/IEC 2015 BS ISO/IEC 18004:2015 IS0/IEC 18004:2015(E) COPYRIGHT PROTECTED DOCUMENT @IS0/IEC2015 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested 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 [email protected] Web www.iso.org Published in Switzerland Licensee-Chonging lnste of qualit@nJ SahbaEcinSs5go All rights reserved se with BSI-UncontrolledCo Not for Resale, 2015/7/8 08:08:06 BS ISO/IEC 18004:2015 IS0/IEC 18004:2015(E) Contents Page Foreword ..vi Introduction. ..vii 1 Scope. 2 Conformance. 3 Normative references 4 Terms and definitions ...2 5 Mathematical and logical symbols, abbreviations and conventions 5.1 Mathematical and logical symbols .4 5.2 Abbreviations. 5.3 Conventions .4 5.3.1 Module positions 5.3.2 Byte notation ..4 5.3.3 Version references .4 6 Symbol description ..4 6.1 Basic characteristics .4 6.2 Summary of additional features 6.3 Symbol structure. 7 6.3.1 General. ..7 6.3.2 Symbol Versions and sizes .9 6.3.3 Finder pattern. .16 6.3.4 Separator. ..17 6.3.5 Timing pattern. ..17 6.3.6 Alignment patterns. 6.3.7 Encoding region. ..17 6.3.8 Quiet zone. ..17 7 Requirements .18 7.1 Encode procedure overview. .18 7.2 Data analysis 20 7.3 Modes. .20 7.3.1 General 20 7.3.2 Extended Channel Interpretation (ECI) mode .20 7.3.3 Numeric mode. 21 7.3.4 Alphanumeric mode 21 7.3.5 Byte mode 21 7.3.6 Kanji mode 21 7.3.7 Mixing modes. 21 7.3.8 Structured Append mode 21 7.3.9 FNC1 mode 22 7.4 Data encoding . 22 7.4.1 Sequence of data 22 7.4.2 Extended Channel Interpretation (ECI) mode 23 7.4.3 Numeric mode. 25 7.4.4 Alphanumeric mode 26 7.4.5 Byte mode. 27 7.4.6 Kanji mode 29 7.4.7 Mixing modes 30 7.4.8 FNC1 modes 30 7.4.9 Terminator 32 7.4.10 Bit stream to codeword conversion .32 7.5 Error correction. .36 7.5.1 Error correction capacity ..36 7.5.2 Generating the error correction codewords .44 iii Licensee=Chongqing Institute of quality and Standardization 5990390 vided by IHS under I thoutlicens Not for Resale, 2015/7/8 08