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  2. Code 39 - Wikipedia

    en.wikipedia.org/wiki/Code_39

    Code 39 (also known as Alpha39, Code 3 of 9, Code 3/9, Type 39, USS Code 39, or USD-3) is a variable length, discrete barcode symbology defined in ISO/IEC 16388:2007. The Code 39 specification defines 43 characters, consisting of uppercase letters (A through Z), numeric digits (0 through 9) and a number of special characters ...

  3. Code 128 - Wikipedia

    en.wikipedia.org/wiki/Code_128

    A Swiss postal barcode encoding "RI 476 394 652 CH" in Code 128 (B & C) Code 128 is a high-density linear barcode symbology defined in ISO/IEC 15417:2007. [1] It is used for alphanumeric or numeric-only barcodes. It can encode all 128 characters of ASCII and, by use of an extension symbol (FNC4), the Latin-1 characters defined in ISO/IEC 8859-1.

  4. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    A barcode or bar code is a method of ... Characters in discrete symbologies are ... Decodability is a measure of print accuracy using the symbology reference decode ...

  5. Code 93 - Wikipedia

    en.wikipedia.org/wiki/Code_93

    Code 93 is a barcode symbology designed in 1982 by Intermec to provide a higher density and data security enhancement to Code 39. It is an alphanumeric, variable length symbology. Code 93 is used primarily by Canada Post to encode supplementary delivery information. Every symbol includes two check characters.

  6. Interleaved 2 of 5 - Wikipedia

    en.wikipedia.org/wiki/Interleaved_2_of_5

    Interleaved 2 of 5 (ITF) is a continuous two-width barcode symbology encoding digits. It is used commercially on 135 film, for ITF-14 barcodes, and on cartons of some products, while the products inside are labeled with UPC or EAN. ITF was created by David Allais, who also invented barcodes Code 39, Code 11, Code 93, and Code 49.

  7. Codabar - Wikipedia

    en.wikipedia.org/wiki/Codabar

    The characters are divided into three groups, based on the number of wide elements: The basic 12 symbols (digits 0–9, dash, and $) are encoded using all possible combinations of one wide bar and one wide space. An additional 4 symbols (:/.+) are encoded using 3 wide bars and no wide spaces.