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.
|Published (Last):||4 May 2017|
|PDF File Size:||10.34 Mb|
|ePub File Size:||18.28 Mb|
|Price:||Free* [*Free Regsitration Required]|
Data Matrix – Wikipedia
Barcode reader Barcode printer. Printed Circuit Design and Manufacture. Depending on the coding used, a “light” cell represents ifc 0 and a “dark” cell is a 1, or vice versa. Control codes are provided to switch between modes, as shown below. As more data is encoded in the symbol, the number of cells rows and columns increases. Proof sent to secretariat or FDIS ballot initiated: Multiple encoding modes are used to store different kinds of messages.
Extended Channel Interpretation code. While the ruling was delivered after the patent expired, it precluded claims for infringement based on use of Data Matrix prior to November Label artwork is required to allow the 2D Data Matrix to be positioned for optimal scanning.
It applies to all Data Matrix symbols produced by any printing or marking technology. Every Data Matrix is composed of two solid adjacent ie in an “L” shape called the “finder pattern” iecc two other borders consisting of alternating dark and light “cells” or modules called the “timing pattern”.
Retrieved from ” https: A German patent application DE was filed inand published in The finder pattern is used to locate and orient the symbol while the timing pattern provides a count of the number of rows and columns in the symbol. Check out our FAQs. All symbols using the ECC error correction iecc be recognized by the upper-right corner module being the same as the background color.
Symbols have an even number of rows and an even number of columns. Usual data size is from a few bytes up to bytes. 160222 page was last edited on 22 Mayat The diagrams below illustrate the placement of the message data within a Data Matrix symbol. Suing for Business Defamation”.
For other uses, see Data matrix disambiguation.
In order to make that less likely, ic length and data bytes are obscured by adding a 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 matrix. Wikimedia Commons has media related to DataMatrix.
In other projects Wikimedia Commons. Each code is unique. Within these borders are rows and columns of cells 166022 information. Graphical symbols for use on information technology and telecommunications technical drawings and in relevant technical product documentation. Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources.
Therefore this version remains current. C40 is primarily upper-case, with lower-case letters in Set 3. Large symbols contain several regions. For example, dot-peened cells are generally round. It can store digits, upper-case letters, and many punctuation marks, but has no support for lower-case letters. Final 160222 received or FDIS registered for formal approval.
Ice 19 May Judge Joan N. Error correction codes are often used to increase reliability: The resulting value of B1 is in the range 0— Prior to the expiration of U. Text is the other way around.