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  2. Electronic Product Code - Wikipedia

    en.wikipedia.org/wiki/Electronic_Product_Code

    An EPC RFID tag used by Wal-Mart. The Electronic Product Code ( EPC) is designed as a universal identifier (using an idiosyncratic numerical code for each different commodity [1]) that provides a unique identity for every physical object anywhere in the world, for all time. The EPC structure is defined in the EPCglobal Tag Data Standard, [2 ...

  3. Universal Product Code - Wikipedia

    en.wikipedia.org/wiki/Universal_Product_Code

    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 ...

  4. Price look-up code - Wikipedia

    en.wikipedia.org/wiki/Price_look-up_code

    Price look-up code. Price look-up codes, commonly called PLU codes, PLU numbers, PLUs, produce codes, or produce labels, are a system of numbers that uniquely identify bulk produce sold in grocery stores and supermarkets. The codes have been in use since 1990, and over 1400 have been assigned. [ 1]

  5. GS1 - Wikipedia

    en.wikipedia.org/wiki/GS1

    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.

  6. Ucode system - Wikipedia

    en.wikipedia.org/wiki/Ucode_system

    ucode symbol. The ucode system (written in lower case "ucode") is an identification number system that can be used to identify things in the real world uniquely. Digital information can be associated with objects and places, and the associated information can be retrieved by using ucode. Unique identification system for real world objects is ...

  7. Category:Product classifications - Wikipedia

    en.wikipedia.org/wiki/Category:Product...

    Download QR code; Wikidata item; Print/export Download as PDF; Printable version; Help Pages in category "Product classifications" ... Universal Product Code; UNSPSC

  8. List of GS1 country codes - Wikipedia

    en.wikipedia.org/wiki/List_of_GS1_country_codes

    387. Bosnia and Herzegovina. 389. Montenegro. 390. Republic of Kosovo (EAN-imposed, no GS1 Member Organisation) [ 2] 400–440. Germany (440 code inherited from former East Germany upon reunification in 1990) 450–459.

  9. Free product - Wikipedia

    en.wikipedia.org/wiki/Free_product

    Free product. In mathematics, specifically group theory, the free product is an operation that takes two groups G and H and constructs a new group G ∗ H. The result contains both G and H as subgroups, is generated by the elements of these subgroups, and is the “ universal ” group having these properties, in the sense that any two ...