Liquid Crystal Display Touch Screen Array Substrate and the Corresponding Liquid Crystal Display Touch Screen
First Claim
1. A liquid crystal display touch screen array substrate, which comprises multiple pixel units defined by a gate line and a data line, each pixel unit being provided with a thin film transistor and a pixel electrode inside;
- wherein, a common electrode line is provided in parallel at the side of each said gate line;
the array substrate further comprising;
a touch circuit unit used for touch positioning, the touch circuit unit comprising a touch emission line and a touch sensing line intersecting each other, and a light sensing unit provided at the intersection and respectively connected to the touch emission line and the touch sensing line, the touch emission line being the common electrode line, and the touch sensing line being parallel with the data line.
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Accused Products
Abstract
The present invention discloses a liquid crystal display touch screen array substrate, which comprises multiple pixel units defined by a gate line and a data line, each pixel unit is provided with a thin film transistor and a pixel electrode inside; a common electrode line provided in parallel at the side of each said gate line; which further comprise: a touch circuit unit used for touch positioning, the touch circuit unit comprising a touch emission line and a touch sensing line intersecting each other, and a light sensing unit provided at the intersection and respectively connected to the touch emission line and the touch sensing line. The touch emission line is the common electrode line, and the touch sensing line is parallel with the data line. The embodiment of the present invention correspondingly discloses a liquid crystal display touch screen. According to the embodiment of the present invention, it can enhance the sensitivity of the touch position, reduce the power consumption of the touch display screen, and improve the product yield.
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Citations
14 Claims
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1. A liquid crystal display touch screen array substrate, which comprises multiple pixel units defined by a gate line and a data line, each pixel unit being provided with a thin film transistor and a pixel electrode inside;
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wherein, a common electrode line is provided in parallel at the side of each said gate line; the array substrate further comprising; a touch circuit unit used for touch positioning, the touch circuit unit comprising a touch emission line and a touch sensing line intersecting each other, and a light sensing unit provided at the intersection and respectively connected to the touch emission line and the touch sensing line, the touch emission line being the common electrode line, and the touch sensing line being parallel with the data line. - View Dependent Claims (2, 3, 4, 5)
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6. A liquid crystal display touch screen array substrate, which comprises multiple pixel units defined by a gate line and a data line, each pixel unit being provided with a thin film transistor and a pixel electrode inside;
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wherein, a common electrode line is provided in parallel at the side of each said gate line; the array substrate further comprising; a touch circuit unit used for touch positioning, the touch circuit unit comprising a touch emission line and a touch sensing line intersecting each other, and a light sensing unit provided at the intersection and respectively connected to the touch emission line and the touch sensing line, the touch emission line being the common electrode line, and the touch sensing line being parallel with the data line; wherein, the common electrode line and the gate line utilize synchronous second-order driving signal, and the voltage difference between the maximum voltage and the minimum voltage of the driving signal of the common electrode line is smaller than that of the gate line. - View Dependent Claims (7, 8, 9)
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10. A liquid crystal display touch screen, comprising:
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an array substrate, which comprises multiple pixel units defined by a gate line and a data line, each pixel unit being provided with a thin film transistor and a pixel electrode inside; a color filter substrate, which is opposite to the array substrate; and a liquid crystal layer, which is provided between the array substrate and the color filter substrate; wherein, a common electrode line is provided in parallel at the side of each said gate line; the array substrate further comprising; a touch circuit unit used for touch positioning, the touch circuit unit comprising a touch emission line and a touch sensing line intersecting each other, and a light sensing unit provided at the intersection and respectively connected to the touch emission line and the touch sensing line, the touch emission line being the common electrode line, and the touch sensing line being parallel with the data line. - View Dependent Claims (11, 12, 13, 14)
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Specification