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Integrated in-plane switching

  • US 9,348,475 B2
  • Filed: 07/03/2014
  • Issued: 05/24/2016
  • Est. Priority Date: 06/13/2007
  • Status: Active Grant
First Claim
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1. A touch enabled display device configured for operation in a display mode and a touch mode, the device comprising:

  • a touch stimulus region having at least one display pixel having a data line configured to transmit a display data signal in the display mode and a stimulation signal in the touch mode;

    capacitive sensing circuitry configured for detecting changes in capacitance between the touch stimulus region and an adjacent charge sensor region of the touch enabled display device while the stimulation signal is being transmitted to the touch stimulus region during the touch mode; and

    a switch configured to switch the data line between the display mode and the touch mode.

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