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Virtual Keyboard Input System Using Pointing Apparatus In Digital Device

  • US 20100103127A1
  • Filed: 08/24/2009
  • Published: 04/29/2010
  • Est. Priority Date: 02/23/2007
  • Status: Abandoned Application
First Claim
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1. A virtual keyboard input system using a pointing device in a digital device, the virtual keyboard input system comprising:

  • a sensor unit sensing a contact and a two-dimensional contact position;

    a switch unit; and

    a control unit dividing a contact sensitive region of the sensor unit into multiple division regions according to XY coordinates, assigning virtual keys of a virtual keyboard to the division regions, and when the switch unit is turned on, controlling an input of information for a virtual key assigned to a division region which is contacted among the division regions.

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