Touch display panel and method for driving the same

  • US 9,836,159 B2
  • Filed: 05/19/2016
  • Issued: 12/05/2017
  • Est. Priority Date: 07/08/2015
  • Status: Active Grant
First Claim
Patent Images

1. A touch display panel, comprising a common electrode layer, which comprises a first common electrode and a second common electrode spaced apart from each other, wherein, the touch display panel further comprises a touch signal source, each display cycle of the touch display panel comprises a display stage and a touch stage, the touch signal source is capable of providing a touch signal to the first common electrode in the touch stage, the touch display panel further comprises a switch layer and a common wire, the common wire is connected to a common voltage output terminal, the second common electrode is electrically connected to the common wire, and the switch layer comprises a first switch element, which is used for electrically connecting the first common electrode with the common wire in the display stage, and disconnecting the first common electrode from the common wire in the touch stage.

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