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GB/T 27767-2011 English PDF

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GB/T 27767-2011: Two-dimensional barcode -- Compact matrix code
Status: Valid

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB/T 27767-2011	English	1149	Add to Cart	8 days [Need to translate]	Two-dimensional barcode -- Compact matrix code	Valid	GB/T 27767-2011

PDF similar to GB/T 27767-2011

Standard similar to GB/T 27767-2011

GB 18030 GB/T 37036.3 GB/T 37036.2 GB/T 22320 GB/T 13000 GB/T 27766

Basic data

Standard ID	GB/T 27767-2011 (GB/T27767-2011)
Description (Translated English)	Two-dimensional barcode -- Compact matrix code
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	L71
Classification of International Standard	35.040
Word Count Estimation	52,519
Date of Issue	2011-12-30
Date of Implementation	2012-05-01
Quoted Standard	GB/T 1988; GB/T 12905; GB 18030; GB/T 23704; AIM ECI norms
Regulation (derived from)	Announcement of Newly Approved National Standards No. 22 of 2011
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the tight matrix code symbol structure, information encoding and decoding methods, error correction coding and decoding method, information arrangement method, the reference symbol decoding algorithms and quality requirements and other technical content. This standard applies to compact matrix code generation and reading.

GB/T 27767-2011: Two-dimensional barcode -- Compact matrix code

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Two-dimensional barcode. Compact matrix code ICS 35.040 L71 National Standards of People's Republic of China Compact Matrix two-dimensional bar code Issued on. 2011-12-30 2012-05-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Preface Ⅰ Introduction Ⅱ 1 Scope 1 2 Normative references 1 3 Terms, definitions, abbreviations and conventions 1 4 Symbol Description 3 Symbol structure 4 5 Symbol generator 6 6 7 symbols printed 22 8 character quality 22 9 decoding process 23 Appendix A (normative) codeword block parameters C language source code 24 Annex B (informative) to optimize the length of the bit stream 26 Appendix C (Informative Appendix) CM code symbols printed User Guide 32 Annex D (normative) Correction generator polynomial 33 Appendix E (Informative Appendix) CM code symbol generation example 36 Appendix F (Normative Appendix) CM code proprietary indicators quality rating requirement 40 Annex G (normative) reference decoding algorithm 44

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by the Ministry of Industry and Information Technology of the People's Republic of China. The EAN standard by the National Standardization Technical Committee (SAC/TC287) centralized. This standard was drafted. Wuhan Syscan Technology Co., Ltd., China Electronics Standardization Institute. The main drafters. Zhang Wei, Zhang Ye Ping, Liu Bo, Zhang Yu was, Fan Xuchuan.

Introduction

When issuing authority of the document drew attention to the statement of compliance with this document may involve Chapter 5, Chapter 6, Chapter 9 related patents use. The issuing authority for the patent document authenticity, validity and scope without any position. The patent holder has to ensure that the issuing authority of the document, he was willing to reasonable and non-discriminatory terms and conditions with any applicant, Patent licensing negotiations. The patent holder's statement has been filed in the release mechanism of the present document. Information is available by linking Department of the following ways. Patent Owner. Wuhan Syscan Technology Co., Ltd. Address. Wuhan Economic Development Zone, East Lake Wujiashan way Photoelectric Industrial Park in Wuhan Syscan Postal Code. 430040 Contact. He Liuqing Tel. 027-61675589 Fax. 027-61675592 E-mail. [email protected] Please note that in addition to the above patents, some of the contents of this document may still involve patents. The issuing authority of this document does not undertake to recognize these special Lee responsibility. Compact Matrix two-dimensional bar code

1 Scope

This standard specifies the symbol compact matrix code, information encoding and decoding method, an error correction encoding and decoding method, an information arrangement method, reference decoding Algorithms and symbolic quality requirements and other technical content. This standard applies to close the matrix code generation and reading.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 1988 Technical information interchange bit coded character set GB/T 12905 Tiaoma term GB 18030 Information technology - Chinese coded character set GB/T 23704 Information technology - Automatic identification and data capture technology two-dimensional bar code symbol print quality test AIM International Technical specification extends explanation. Part 1. Identify the programs and Agreement ( "AIMECI norms") 3 Terms, definitions, abbreviations and conventions 3.1 Terms and Definitions GB/T 12905 and as defined in the following terms and definitions apply to this document. 3.1.1 Function Graphical functionpattern Used to indicate location and identification features of graphics, including graphic start, stop patterns, graphics and data segments separated positioning hole pattern. 3.1.2 Start Graphics startpattern Graphic symbols used to indicate the start. 3.1.3 End Graphics stoppattern Symbols used to represent the end of the graphics. 3.1.4 The positioning hole pattern positioning-holepattern CM column is used to indicate the synchronization code pattern information. 3.1.5 Data segments separated graphic data-segmentseparatingpattern Coding region for the separated pattern. 3.1.6 Mask masking For the symbols dark (low reflectance) module and light (high reflectivity) of a balanced distribution module, and power symbol appears in the coding region

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