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DISPLAY DEVICE INCLUDING INTEGRATED TOUCH PANEL AND METHOD OF DRIVING THE SAME

  • US 20140132525A1
  • Filed: 04/02/2013
  • Published: 05/15/2014
  • Est. Priority Date: 11/13/2012
  • Status: Active Grant
First Claim
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1. A method of driving a display device including an integrated touch panel, the method comprising:

  • applying a plurality of sampling voltages to a plurality of electrodes of the integrated touch panel;

    determining a plurality of noise levels each of which is associated with a corresponding one of the plurality of sampling voltages;

    comparing the plurality of noise levels to a threshold level; and

    selecting a sampling voltage from the plurality of sampling voltages to use as a touch driving voltage based on the comparison of the plurality of noise levels to the threshold level; and

    applying the selected sampling voltage as the touch driving voltage to the plurality of electrodes.

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