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TOUCH SCREEN CONTROL SYSTEM AND METHOD

  • US 20100020021A1
  • Filed: 07/22/2008
  • Published: 01/28/2010
  • Est. Priority Date: 07/22/2008
  • Status: Abandoned Application
First Claim
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1. A method comprising:

  • identifying a first position at which a touch screen is contacted, said first position being identifiable at any portion of the touch screen such that a user can blindly establish the first position;

    identifying a second position at which the touch screen is contacted;

    estimating the magnitude and direction of the difference between the first position and the second position; and

    regulating a control parameter based on the magnitude and direction of the difference between the first position and the second position.

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