Printer assigment
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Printer assigment Printer assigment Presentation Transcript

  • Printers
    • By : Hamraz Toor
  • Overview
    • Printers are peripherals which connect to computers and are used for printing text and images onto paper.
    • The two most common and popular types of printers are inkjet and laser.
    • Printers can come with scanning, photocopying, and fax functions.
  • History
    • In China and Korea, printing can be dated back to 3000 BC.
    • However, printing was popularized in the western world in the 16th century by Johannes Glutenberg.
    • He invented the Glutenberg Press, which was a innovative machine that revolutionized printing.
    • Historical Printing Methods: linotype, teletypesetter, phototypesetting, and silk screening.
    • What are the Four Main Types of Printers and how do They Work ?
  • Inkjet Printers
    • A type of printer that releases droplets of ink onto paper to produce text and images.
    • Most common type of printer, can be found in places such as your home or even large office buildings.
    • Price Range: 50$ - 1000$.
  • Laser Printers
    • A type of printer that uses a laser beam to transfer images onto paper.
    • High end laser printers can print up to 100 pages per minute.
    • Instead of cartridges, laser printers use toners.
    • Price Range: $200 - $2000.
  • Dot-Matrix Printers
    • A type of printer that produces text and images on paper using a matrix of pins that strike an inked ribbon.
    • Not very popular compared the previous types of printers, no longer available in the market.
    • Price Range: unavailable.
  • Thermal Printers
    • A type of printer that produces a printed image by applying heat to thermochromic paper.
    • Commonly used in stores to print out receipts.
    • Price Range: 200$ - $1000
  • Laser Printer Components
  • Connections to PC
    • Printers can connect to PC’s in many ways including:
    PRINTER CABLE WIRELESS CONNECTIVITY ETHERNET CABLE
  • Information Processing Processing
    • Printers receive information from computers, and then process it on to paper.
    • Information such as texts or images can be transferred to printers and then printed.
    • For the printer to understand the information, it must process it into its own language.
    • Information is transferred through printer cables, ethernet cables, or wireless internet.
  • Printer Specifications
    • Things to consider when buying a Printer:
    • Resolution: What is the maximum of dots a printer can display on a paper?
    • Print Speeds: How many pages per minute can a printer produce?
    • Connectivity: How can the printer connect to your PC? (wireless internet, etc..)
    • Paper Handling: What types of paper does your printer handle? (thermochromic, photo, etc...)
  • Future Trends
    • Speed is a trend of the future for printers, companies are working on a printer that can print 2 pages per second.
    • It is also speculated that ink less printers are being developed.
    • Toshiba is working on a printer that allows you to print, erase, and re-print on a single sheet of paper.
    • 3D printers will also be a trend in the future.
  • Leading Printer Manufacturers
    • Hewlett-Packard
    • Epson
    • Canon
    • Lexmark
    • Xerox
    • Samsung
  • Bibligraphy
    • http://inventors.about.com/od/pstartinventions/a/printing.htm
    • http://www.historyworld.net/wrldhis/PlainTextHistories.asp?historyid=ab78
    • http://www.cleverace.com/Printer_types.htm
    • http://reviews.cnet.com/4520-7604_7-1016838-3.html