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A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...
The visual representation of the even, white-led version of the numerical digital 0 on the Universal Product Code-E barcode: Date: 7 July 2011: Source: Own work: Author: Pengkeu: Permission (Reusing this file) Public domain - basic geometric shapes are not subject to copyright
To encode the 13-digit EAN-13 number, the digits are split into 3 groups; the first digit, the first group of 6 and the last group of 6. The first group of 6 is encoded using a pattern whereby each digit has two possible encodings, one of which has even parity (denoted with letter G) and one of which has odd parity (denoted with letter L). The ...
GS1 is a not-for-profit, international organization developing and maintaining its own standards for barcodes and the corresponding issue company prefixes.The best known of these standards is the barcode, a symbol printed on products that can be scanned electronically.
The CueCat was named CUE [1] for the unique bar code which the device scanned and CAT [2] as a wordplay on "Keystroke Automation Technology". [3] It enabled a user to open a link to an Internet URL by scanning a barcode — called a "cue" by Digital Convergence — appearing in an article or catalog or on some other printed matter.
The ICC has developed and moulded the UCP by regular revisions, the current version being the UCP 600. The result is the most successful international attempt at unifying rules ever, as the UCP has substantially universal effect. The latest revision was approved by the Banking Commission of the ICC at its meeting in Paris on 25 October 2006.
The final digit of a Universal Product Code, International Article Number, Global Location Number or Global Trade Item Number is a check digit computed as follows: [3] [4]. Add the digits in the odd-numbered positions from the left (first, third, fifth, etc.—not including the check digit) together and multiply by three.
The specifications for the EPC identifiers can be found in the EPCglobal, Inc. Tag Data Standard, which is an open standard, freely available for anyone to download. The Electronic Product Code is one of the industrial standards for global RFID usage, and a core element of the EPCglobal Network, [ 3 ] an architecture of open standards developed ...