ISO/IEC INTERNATIONAL STANDARD 24723 Second edition 2010-08-01 Information technology Automatic identification and data capture techniques Gs1 Composite bar code symbology specification Technologies de I'information Techniques automatiques d'identification et de capture des données - Spécifications de la symbologie des codes a barres du Composant Gs1 Reference number ISO/IEC 24723:2010(E) IEC ISO @ ISO/IEC 2010 International Organization for Standardization from IHS ISO/IEC 24723:2010(E) PDFdisclaimer 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. COPYRIGHTPROTECTEDDOCUMENT ISO/IEC2010 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. + 4122 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ganization for Standardization ted without license from IHS ISO/IEC 24723:2010(E) Contents Page Foreword Introduction. .vi 1 Scope, 2 Normative references... 3 Terms, definitions, abbreviated terms and mathematical operators 3.1 Terms and definitions ... 3.2 Abbreviated terms .. 3.3 Mathematical operators and notational conventions .... 4 Symbol description ..... 4.1 Basiccharacteristics. 4.2 Summary of additional features.... 4.3 4.4 Supported component combinations... .6 5 Source data encodation into a binary string .... .6 5.1 General. 5.2 Encodation Method field..... 5.3 5.4 General-purposedatacompactionfield. 11 6 Errorcorrection. 15 7 Linear component requirements .. 7.1 General 15 7.2 EAN/UPC linearcomponents 15 7.3 GS1 DataBar family linear components. 7.4 Gs1-128 components.... .18 8 Cc-A component requirements ... .19 8.1 CC-A General... 19 8.2 Overview of the CC-A component . 19 8.3 CC..A component structure... 8.4 Symbol character structure.. 22 8.5 Base 928 compaction mode. 24 8.6 Reference decode algorithm .. 9 cc-B component requirements 26 10 CC-C component requirements 27 11 .28 11.1 Minimum width of a module (X) ... 11.2 Linear component height.. 28 11.3 2D component row height (Y).... 28 11.4 Separator pattern and vertical separator bars 11.5 Quiet zones ... .29 12 Graphical requirements .. 29 12.1 General. 29 12.2 Vertical alignment requirements. 12.3 Horizontal alignment requirements ..... 12.4 Human readable interpretation .. .30 13 Symbol quality .30 Intermatioal Organization @SQ/E2010-All rights reserved ili Licensee: B=Zhejang Institute of Standardization 5956617