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  2. PDF417 - Wikipedia

    en.wikipedia.org/wiki/PDF417

    PDF417 is a stacked barcode that can be read with a simple linear scan being swept over the symbol. [4] Those linear scans need the left and right columns with the start and stop code words. Additionally, the scan needs to know what row it is scanning, so each row of the symbol must also encode its row number.

  3. MicroPDF417 - Wikipedia

    en.wikipedia.org/wiki/MicroPDF417

    MicroPDF417 barcode was patented in 1996, [1] by Frederick Schuessler, Kevin Hunter, Sundeep Kumar and Cary Chu from Symbol Technologies company. MicroPDF417 is an extension of PDF417 barcode [6] and uses the same principles of data encoding. [2]

  4. Barcode reader - Wikipedia

    en.wikipedia.org/wiki/Barcode_reader

    A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner , it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.

  5. Extended Channel Interpretation - Wikipedia

    en.wikipedia.org/wiki/Extended_Channel...

    It enables the application software to receive additional information about the intended interpretation of the message contained within the barcode symbol and even details about the scan itself. ECI was developed as a symbology-independent extension of the Global Label Identifier (GLI) system used in the PDF417 bar code.

  6. File:PDF417 Example.svg - Wikipedia

    en.wikipedia.org/wiki/File:PDF417_Example.svg

    Barcode scan Summary. Description: English: Example PDF417 barcode with functional regions indicated. Contains the text "Wikipedia, the free encyclopedia" ...

  7. Information-Based Indicia - Wikipedia

    en.wikipedia.org/wiki/Information-Based_Indicia

    Information-Based Indicia is a two-dimensional PDF417 or data matrix barcode combined with human-readable information. The barcode data contains such information as amount of postage, origin zip code, destination, mail class, weight, confirmation/tracking numbers, and a cryptographic signature. The human-readable information shows at a minimum ...

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