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Wednesday, March 11, 2009

HANDHELD COMPUTERS



A handheld computers, also referred to Ultra-Mobile PC (UMPC), is a computer small enough to fit in our hand.
Example type of handheld computers:-




Cause of their reduced size, the screens on handheld computers are small. Many handheld computers comunicate wirelessly with other devices or computers and also include a digital pen call stylus for input. Similar to a digital pen, a stylus is a small metal or plastics devices that look like a ballpoint pen but uses pressure instead of ink to write, draw, or make selection. Some handheld computers have miniatureor specialized keybords. Many handheld computers are industryspecific and serve the needs of mobile employees, such as meter readers and parcel deliverypeople, whose jobs require them to move from place to place.



Intermec's rugged handheld computers are built for the task at hand, combining the advantage of consumer PDAs and high-end industrial mobile computers into a single rugged package. Like PDAs, Intermec systems are small and lightweight, yet they provide targeted functionality, a tactical keypad and enhanced connectivity including industry standard 802.11x, Cisco compatibility and Bluetooth. Combining the latest Microsoft Windows operating system technology, Intermec SmartSystems device management software, superior industrial design and ruggedness, Intermec handhelds are easy to deploy, use, and support for a small business or an enterprise.

Some Handheld PCs run on Microsoft's Windows CE operating system, with the term also covering Windows CE devices released by the broader commercial market:

To be classed as a Windows CE Handheld PC the device must :

  • Run Microsoft's Windows CE
  • Be bundled with an application suite only found through an OEM Platform Release and not in Windows CE itself
  • Use ROM
  • Have a screen supporting a resolution of greater than 480×24
  • Include a Compact Flash Slot
  • Include a PC card Slot
  • Include an infrared (IrDA) port
  • Provide wired serial and/or USB connectivity

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