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  2. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    A UPC-A barcode. A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode ...

  3. QR code - Wikipedia

    en.wikipedia.org/wiki/QR_code

    The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; the pattern of position detection was found and determined by applying the least-used ratio (1:1:3:1:1) in black ...

  4. Intelligent Mail barcode - Wikipedia

    en.wikipedia.org/wiki/Intelligent_Mail_barcode

    The Intelligent Mail Barcode ( IMb) is a 65-bar barcode for use on mail in the United States. [1] The term "Intelligent Mail" refers to services offered by the United States Postal Service for domestic mail delivery. The IM barcode is intended to provide greater information and functionality than its predecessors POSTNET and PLANET.

  5. Marsh Supermarkets - Wikipedia

    en.wikipedia.org/wiki/Marsh_Supermarkets

    On June 26, 1974, a Marsh location in Troy, Ohio, became the first grocery store in the world to use a bar code scanner. The first item scanned was a ten piece pack of gum. One of the first scanners used to scan bar codes at the supermarket can now be found in the Smithsonian National Museum of American History.

  6. Barcode reader - Wikipedia

    en.wikipedia.org/wiki/Barcode_reader

    Barcode reader. A stationary barcode scanner for a conveyor line. A barcode reader or barcode scanner is an optical scanner that can read printed barcodes, decode the data contained in the barcode on a computer. Like a flatbed scanner, it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical ...

  7. Easton Town Center - Wikipedia

    en.wikipedia.org/wiki/Easton_Town_Center

    Easton Town Center is a shopping center and mall in northeast Columbus, Ohio, United States. Opened in 1999, the core buildings and streets that comprise Easton are intended to look like a self-contained town, reminiscent of American towns and cities in the early-to-mid 20th century. Included in the design are fountains, streets laid out in a ...

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