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  2. Copy detection pattern - Wikipedia

    en.wikipedia.org/wiki/Copy_detection_pattern

    A digital CDP (100x100 pixel binary image) is printed at 600 pixels per inch (ppi) on a Canon C6045 laser printer. The original CDP real image size is 4.2mm x 4.2mm. This original CDP was scanned at 2400 ppi with a CanoScan 9000F flatbed scanner. The scan was processed with GIMP for image restoration, then printed on the same Canon C6045 laser ...

  3. Printer tracking dots - Wikipedia

    en.wikipedia.org/wiki/Printer_tracking_dots

    Yellow dots on white paper, produced by color laser printer (enlarged, dot diameter about 0.1 mm) Printer tracking dots, also known as printer steganography, DocuColor tracking dots, yellow dots, secret dots, or a machine identification code (MIC), is a digital watermark which many color laser printers and photocopiers produce on every printed page that identifies the specific device that was ...

  4. ISO/IEC 19752 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_19752

    ISO/IEC 19752 Information technology — Method for the determination of toner cartridge yield for monochromatic electrophotographic printers and multi-function devices that contain printer components is an ISO/IEC standard method for the determination of toner cartridge yield for monochrome laser printers, introduced in June 2004 and updated ...

  5. Laser printing - Wikipedia

    en.wikipedia.org/wiki/Laser_printing

    Laser printing is an electrostatic digital printing process. It produces high-quality text and graphics (and moderate-quality photographs) by repeatedly passing a laser beam back and forth over a negatively charged cylinder called a "drum" to define a differentially charged image. [1]

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  7. List of printing protocols - Wikipedia

    en.wikipedia.org/wiki/List_of_printing_protocols

    A printing protocol is a protocol for communication between client devices (computers, mobile phones, tablets, etc.) and printers (or print servers).It allows clients to submit one or more print jobs to the printer or print server, and perform tasks such as querying the status of a printer, obtaining the status of print jobs, or cancelling individual print jobs.

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