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In-cell touch display panel and touch display system

  • US 10,599,263 B2
  • Filed: 10/23/2015
  • Issued: 03/24/2020
  • Est. Priority Date: 05/25/2015
  • Status: Active Grant
First Claim
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1. An in-cell touch display panel comprising a display area, the display area comprising a plurality of touch zones arranged in an array of a plurality of rows and a plurality of columns, one or more touch scanning lines corresponding to a respective row of the touch zones, and touch reading lines that have a one-to-one correspondence with the touch zones;

  • wherein;

    touch zones located in a same column are in one-to-one correspondence with different touch reading lines,each of the touch zones comprises M×

    N touch modules, wherein M is a quantity of rows, M≥

    2, N is a quantity of columns, N≥

    2, each touch module comprises a photosensitive unit and a touch reading unit, an output end of the photosensitive unit is connected to an input end of the touch reading unit, a control end of the touch reading unit is connected to a corresponding touch scanning line, and an output end of the touch reading unit is connected to a corresponding touch reading line; and

    output ends of touch reading units of the M×

    N touch modules in each of the touch zones are all connected with a same corresponding touch reading line.

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