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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 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.
These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode readers, of which there are several types. Later, two-dimensional (2D) variants were developed, using rectangles, dots, hexagons and other patterns, called 2D barcodes or matrix codes , although they do not use ...
Free Shopping App from Rediff.com Enables Mobile Users to Scan Barcodes and Shop Online Available for mobile devices using Android, iOS - iPhone and iPad, BlackBerry 10 and Java MUMBAI, India ...
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. GS1 has 118 local member organizations and over 2 million user companies.
This allows codes to be defined by individual retailers or location, and allows the use of PLU codes in lieu of barcodes. There are retailer-assigned ranges for general and category-specific use. For example, 3170–3269 can be assigned by retailers to any goods, while 4193–4217 can only be assigned to apples. [citation needed]
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