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  2. KarTrak - Wikipedia

    en.wikipedia.org/wiki/KarTrak

    KarTrak, sometimes KarTrak ACI (Automatic Car Identification) or just ACI was a colored barcode system designed to automatically identify railcars and other rolling stock. KarTrak was made a requirement in North America in 1967, but technical problems led to the abandonment of the system by around 1977.

  3. Automatic equipment identification - Wikipedia

    en.wikipedia.org/wiki/Automatic_equipment...

    The AAR selected four systems for extensive field tests. General Electric developed an RFID system, ABEX a microwave system, Wabco a black and white barcode system, and General Telephone and Electronics (GTE) a color barcode system called KarTrak. The RFID system used a tag mounted under the rail car and an interrogator installed between the rails.

  4. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    Google's mobile Android operating system can use their own Google Lens application to scan QR codes, or third-party apps like Barcode Scanner to read both one-dimensional barcodes and QR codes. Google's Pixel devices can natively read QR codes inside the default Pixel Camera app. Nokia's Symbian operating system featured a barcode scanner, [ 27 ...

  5. 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.

  6. Track and trace - Wikipedia

    en.wikipedia.org/wiki/Track_and_trace

    RFID is synonymous with track-and-trace solutions, and has a critical role to play in supply chains. RFID is a code-carrying technology, and can be used in place of a barcode to enable non-line of sight-reading. Deployment of RFID was earlier inhibited by cost limitations but the usage is now increasing.

  7. David Jarrett Collins - Wikipedia

    en.wikipedia.org/wiki/David_Jarrett_Collins

    David Jarrett Collins (February 11, 1936 – March 12, 2022) was an inventor and businessman whose career was focused on bringing barcode technology into the mainstream. . While at Sylvania in 1960, he led a team that developed the first functional barcode system for tracking railroad cars, and subsequently worked on developing laser barcode syste

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