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The Line Printer Daemon protocol/Line Printer Remote protocol (or LPD, LPR) is a network protocol for submitting print jobs to a remote printer. The original implementation of LPD was in the Berkeley printing system in the 2.10 BSD UNIX operating system in 1988; the LPRng project also supports that protocol.
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 ...
IPP/1.1 was updated as a proposed standard in January 2017 (RFC 8010, [15] RFC 8011, [16]) and then adopted as Internet Standard 92 (STD 92, [17]) in June 2018. IPP 2.0 was published as a PWG Candidate Standard in 2009 (PWG 5100.10-2009, [ 18 ] ) and defined two new IPP versions (2.0 for printers and 2.1 for print servers) with additional ...
Canon Inc. (Japanese: キヤノン株式会社; [note 1] Hepburn: Kyanon kabushiki gaisha) is a Japanese multinational corporation headquartered in Ōta, Tokyo, specializing in optical, imaging, and industrial products, such as lenses, cameras, medical equipment, scanners, printers, and semiconductor manufacturing equipment.
Printer steganography is a type of steganography – "hiding data within data" [30] – produced by color printers, including Brother, Canon, Dell, Epson, HP, IBM, Konica Minolta, Kyocera, Lanier, Lexmark, Ricoh, Toshiba and Xerox [31] brand color laser printers, where tiny yellow dots are added to each page. The dots are barely visible and ...
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Canon Production Printing, known as Océ until the end of 2019, [2] is a Netherlands-based subset of Canon that develops, manufactures and sells printing and copying hardware and related software. The product line includes office printing and copying machinery, production printers, and wide-format printers for both technical documentation and ...
Canon printers use intelligent printheads, which control the quality of the final output given metadata sent to the printer from the driver. A consequence of this design is that the print quality is not specified in resolution alone, but via a "resolution mode" quality setting (up to 5 quality settings available at a time).