Display device having touch screen therein
First Claim
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1. A display device, comprising:
- an active area on an array substrate;
a plurality of sub-pixels in the active area;
a plurality of first and second touch electrodes on a same plane functioning as a common electrode, arranged in a matrix form and each of the first and second touch electrodes corresponding to the plurality of sub-pixels,a plurality of sensing lines disposed at a different layer from a layer where the first and second touch electrodes are disposed, each of the plurality of sensing lines is electrically connected to the first touch electrode or the second touch electrode, and at least part of the each of the plurality of sensing lines overlaps the first touch electrode or the second touch electrode, anda touch circuit supplying a touch driving signal to the first and second touch electrodes and receiving a touch sensing signal from the first and second touch electrodes where the touch driving signal is supplied,wherein the first touch electrode has a different size from the second touch electrode.
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Abstract
A display device of the present disclosure includes: an active area having a first region and a second region; a plurality of sub-pixels in the active area; a plurality of touch electrodes arranged in a matrix form and corresponding to the plurality of sub-pixels, wherein at least one of the touch electrodes in the first region has a different size from another of the touch electrodes in the second region.
7 Citations
15 Claims
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1. A display device, comprising:
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an active area on an array substrate; a plurality of sub-pixels in the active area; a plurality of first and second touch electrodes on a same plane functioning as a common electrode, arranged in a matrix form and each of the first and second touch electrodes corresponding to the plurality of sub-pixels, a plurality of sensing lines disposed at a different layer from a layer where the first and second touch electrodes are disposed, each of the plurality of sensing lines is electrically connected to the first touch electrode or the second touch electrode, and at least part of the each of the plurality of sensing lines overlaps the first touch electrode or the second touch electrode, and a touch circuit supplying a touch driving signal to the first and second touch electrodes and receiving a touch sensing signal from the first and second touch electrodes where the touch driving signal is supplied, wherein the first touch electrode has a different size from the second touch electrode. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. A display device having a built-in touch screen, comprising:
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a plurality of gate lines and data lines vertically crossing each other on an array substrate; a plurality of sub-pixels where the gate lines and the data lines cross each other; a plurality of touch electrodes arranged in row and column directions on a same plane, corresponding to the sub-pixels, and each touch electrode functioning as a common electrode, a plurality of sensing lines disposed at a different layer from a layer where the touch electrodes are disposed, each of the plurality of sensing lines is electrically connected to each of the touch electrodes, and at least part of the each of the plurality of sensing lines overlaps the touch electrodes, and a touch circuit supplying a touch driving signal to each of the plurality of touch electrodes and receiving a touch sensing signal from each of the plurality of touch electrodes where the touch driving signal is supplied, wherein the touch electrodes include first and second touch electrodes, each first touch electrode has an area different from each second touch electrode, the first touch electrodes are arranged at least at the first and last locations in the column direction, so that the first and second touch electrodes are adjacent to each other. - View Dependent Claims (14, 15)
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Specification