Touch display panel, method for determining touch position and display device

  • US 9,830,027 B2
  • Filed: 06/26/2013
  • Issued: 11/28/2017
  • Est. Priority Date: 03/29/2013
  • Status: Active Grant
First Claim
Patent Images

1. A touch display panel, comprising a thin film transistor (TFT) array substrate having gate lines and an opposite substrate having a black matrix;

  • whereinat least one of the gate lines is used as a touch scanning line;

    at least one touch sensing line is provided on the black matrix of the opposite substrate, and the touch sensing line is provided within the region of the black matrix in a display region of the touch display panel;

    a touch capacitor is formed at an intersection between the touch scanning line and the touch sensing line;

    at least one pixel of the touch display panel is formed as a touch region, and the touch capacitor is formed in the touch region; and

    the gate line which corresponds to a blue sub-pixel in a certain pixel in the touch region is selected as the touch scanning line and the touch capacitor of the touch region is only provided in the blue sub-pixel.

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