×

TOUCH SENSING APPARATUS AND OPERATING METHOD THEREOF

  • US 20130113722A1
  • Filed: 01/10/2012
  • Published: 05/09/2013
  • Est. Priority Date: 11/04/2011
  • Status: Active Grant
First Claim
Patent Images

1. A touch sensing apparatus, comprising:

  • a panel unit including a plurality of first electrodes and a plurality of second electrodes, the first and second electrodes intersecting each other;

    a circuit unit applying first driving signals to the plurality of first electrodes and detecting sensed signals from the plurality of second electrodes; and

    a control unit controlling an operation of the circuit unit,wherein the control unit controls the circuit unit to simultaneously apply the first driving signals to the plurality of first electrodes during a first duration corresponding to a sleep mode and detect first sensed signals from the plurality of second electrodes, and determines whether a valid touch has occurred during the first duration to determine whether to cancel the sleep mode.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×