A Data Matrix is a two-dimensional barcode consisting of black and white “cells” or modules . ISO/IEC —Data Matrix bar code symbology specification; ISO/IEC —2-D Print quality standard; ISO/IEC — Symbol. ISO/IEC. Second edition. Information technology — Automatic identification and data capture techniques — Data Matrix bar code symbology. ISO/IEC INFORMATION TECHNOLOGY – AUTOMATIC IDENTIFICATION AND DATA CAPTURETECHNIQUES – DATA MATRIX BAR CODE.

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Suing for Business Defamation”. On 19 May Judge Joan N. Barcode reader Barcode printer. Also shown are the end-of-message code marked Endthe padding P and error correction E bytes, and four modules of unused space X. Text is the other way around.

Each code is unique. By using this site, you agree to the Terms of Use and Privacy Policy. Check out our FAQs. Printed Circuit Design and Manufacture. Usual data size is from a few bytes up to bytes.

It applies to all Data Matrix symbols produced by any printing or marking technology. Large symbols contain several regions. The message 166022 “Wikipedia”, and it is arranged in a somewhat complicated diagonal pattern starting near the upper-left corner. The C40, Text and X12 modes are potentially more compact for storing text messages. Ericksen of the U.

Data Matrix

Data Matrix codes, along with other open-source codes such as 1D barcodes can also be read with mobile phones by downloading code specific mobile applications. Data Matrix is a two-dimensional matrix symbology which is made up of nominally square modules arranged within a lec finder pattern.

Data Matrix has an error rate of less than 1 in 10 million characters scanned. The information to be encoded can be text or numeric data. Manufacturers of bar code equipment and users of the technology require publicly available standard symbology specifications to which they can refer when developing equipment and application standards. While ido ruling was delivered after the patent expired, it precluded claims for infringement based on use of Data Matrix prior to November Final text received or FDIS registered for formal approval.


For other uses, see Data matrix disambiguation. Views Read Edit View history. Character code interpretations are shown in the table below. For black on white codes testing isn’t required unless print quality is an issue, but all colour variations need to be tested before production to ensure they are readable.

Base mode data starts with a length indicator, followed by a number of data bytes. The publication of standardized symbology specifications is designed to achieve this.

Data Matrix symbols are made up of modules arranged within a perimeter finder and timing pattern. Within these borders are rows and 160222 of cells encoding information.

The modules may be round or square- no specific shape is defined in the standard. Use dmy dates from July Articles needing additional 16202 from February All articles needing additional references All articles with unsourced statements Articles with unsourced statements from October Wikipedia articles needing clarification from October Articles with unsourced statements from December Commons category link is on Wikidata.

The message read ” Hello, World! For industrial engineering purposes, Data Matrix codes can be marked directly onto components, ensuring that only the intended component is identified with the data-matrix-encoded data. Prior to the expiration of U. Data Matrix codes are usually verified using specialist camera equipment and software.

Control codes are provided to switch between modes, as shown below. Error correction codes are often used to increase reliability: Wikimedia Commons has media related to DataMatrix.

As more data is encoded in the symbol, the number of cells rows and columns increases. The resulting value of B1 is in the range 0— In order to make that less likely, the length and data bytes are obscured by adding 160222 pseudorandom value R nwhere n is the position in the byte stream.


The length of the encoded data depends on the number of cells in the 16022. For each product run the unique code is supplied to the printer. These methods give a permanent mark which can last up to the lifetime of the component. As an added measure, the placement of each bit in the code is determined by bit-placement tables included in the specification. It can store digits, iev letters, and many punctuation marks, but has no support for lower-case letters. All symbols utilizing the ECC through error correction can be recognized by the upper-right corner module being the inverse of the background color.

Data Matrix – Wikipedia

A Data Matrix is a two-dimensional barcode consisting of black and white “cells” or modules arranged in either a square or rectangular pattern, also known as a matrix. A German patent application DE was filed inand published in After the component enters service, the Data Matrix code can then be read by a reader kec, which decodes the Data Matrix data which can then be used for a number of purposes, such as movement tracking or inventory stock checks. As the patent owner, Acacia allegedly contacted Irc Matrix users demanding license fees related to the patent.

C40 is primarily upper-case, with lower-case letters in Set 3. Some characters are split in two pieces, such as the initial W, and the third ‘i’ is in “corner pattern 2” rather than the usual L-shaped arrangement.

The C40 and Text modes have four separate sets.

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