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Apparatus and method for improvement of usability of touch screen

  • US 8,760,410 B2
  • Filed: 11/09/2007
  • Issued: 06/24/2014
  • Est. Priority Date: 01/25/2007
  • Status: Active Grant
First Claim
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1. An apparatus for improving usability of a touch screen, the apparatus comprising:

  • a touch sensor to sense a first touch and a second touch, and to detect touched locations of the sensed touches;

    a pointer setting unit, comprising a processor, to set a pointer to the detected location of the first touch; and

    a coordinate transforming unit, comprising a processor, to move a location of the pointer from the detected location of the first touch to a new location, in response to movement of the second touch,wherein the touch sensor differentiates the first touch and the second touch from each other with reference to a predetermined interval of time between the first touch and second touch,wherein the pointer remains at the detected location of the first touch when the second touch is detected at a location different from a location of the first touch.

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