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Touch Detection Method and Touch Detection Device and Touch Display Device

  • US 20110084918A1
  • Filed: 01/28/2010
  • Published: 04/14/2011
  • Est. Priority Date: 10/12/2009
  • Status: Abandoned Application
First Claim
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1. A touch detection method, for detecting touch events in a touch pad having a plurality of sense sequences arranged as a matrix, comprising:

  • outputting a plurality of pulse signals to the plurality of sense sequences;

    detecting voltage differences between adjacent sense sequences of the plurality of sense sequences when receiving the plurality of pulse signals, to generate a plurality of detection results; and

    determining a status of an touch event according to the plurality of detection results.

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