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CAPACITIVE TOUCH SENSOR

  • US 20140368467A1
  • Filed: 03/20/2012
  • Published: 12/18/2014
  • Est. Priority Date: 10/21/2011
  • Status: Active Grant
First Claim
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1. A capacitive touch sensor which includes a flat panel display for displaying an image and a touch sensor panel positioned on the flat panel display or embedded in the flat panel display, comprising:

  • a driving clock generator configured to generate time-periodic output signals with respect to a plurality of times, and apply the generated time-periodic output signals to the touch sensor panel and a receiver circuit unit;

    a driver configured to generate a driving signal of the touch sensor panel using a part of the output signals of the driving clock generator; and

    the receiver circuit unit configured to process noise contained in a signal received from the touch sensor panel, using the output signals.

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