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Group 4 compression is available in many proprietary image file formats as well as standardized formats such as TIFF, CALS, CIT (Intergraph Raster Type 24) and the PDF document format. G4 offers a small improvement over G3-2D by removing the end-of-line (EOL) codes. G3 and G4 compression both treat an image as a series of horizontal black ...
An image scanner (often abbreviated to just scanner) is a device that optically scans images, printed text, handwriting, or an object and converts it to a digital image. The most common type of scanner used in the home and the office is the flatbed scanner , where the document is placed on a glass bed.
Book scanning or book digitization (also: magazine scanning or magazine digitization) is the process of converting physical books and magazines into digital media such as images, electronic text, or electronic books (e-books) by using an image scanner. [1] Large scale book scanning projects have made many books available online. [2] Digital ...
ScanJet is a line of desktop flatbed and sheetfed image scanners originally sold by Hewlett-Packard (HP), later HP Inc., since 1987.It was the first commercially widespread image scanner on the market, as well as one of the first scanners aimed at the small office/home office market.
G – HP Scanjet Gxxxx photo/flatbed scanner; K – HP Officejet Pro Kxxx color printer; M – HP Mono LaserJet Mxxxx Multifunction printer; N – HP Scanjet Nxxxx document/professional image scanner; P – HP Mono LaserJet Pxxxx printer * Trailing alpha description codes: aio – All in One; d – Duplex; eMFP – Electronic Multi Function Printer
While the result of a scanner capture provides a work of digital art or media art, just as a digital photograph does, further manipulation of the captured image is possible as well. [1] This may be as simple as flattening the background to enhance the "floating" effect provided by the scanner to complete reworking of the image/photograph. [1] [14]
Both practices can damage rare books; For example, opening a book 180 degrees can be damaging to its spine. These scanners are also implemented to scan other fragile documents such as old maps. However, planetary scanners that allow the book to open to a full 180 degrees have special features that protect the book binding from being damaged.
Hewlett-Packard introduced a smartphone iPAQ Pocket PC that looks like a regular cell phone and has VoIP capability. The series is the HP iPAQ 500 Series Voice Messenger. [7] In December 2009, HP released the iPAQ Glisten, running on Windows Mobile 6.5. In mid-August 2011, HP announced that they would be discontinuing all webOS devices. [8]