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Array substrate, preparation method thereof and display device

A technology for array substrates and display areas, which is applied in semiconductor/solid-state device manufacturing, instruments, semiconductor devices, etc., and can solve problems such as misoperation and easy conduction of electrostatic discharge units

Pending Publication Date: 2020-05-19
BOE TECH GRP CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The traditional electrostatic discharge unit generally includes two thin film transistors, and the source and gate of one thin film transistor are connected to the signal line. When an interference signal appears on the signal line, the electrostatic discharge unit is easily turned on and misoperation occurs.

Method used

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  • Array substrate, preparation method thereof and display device
  • Array substrate, preparation method thereof and display device
  • Array substrate, preparation method thereof and display device

Examples

Experimental program
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Effect test

no. 1 example

[0038] figure 1 is a schematic structural diagram of the first embodiment of the array substrate of the present invention; figure 2 for figure 1 Sectional view at A-A in the middle. Such as figure 1 and figure 2 As shown, the array substrate provided in this embodiment is an array substrate. The array substrate includes a substrate 10 and a first electrostatic discharge unit 11 disposed on the substrate 10. The first electrostatic discharge unit 11 includes a substrate formed on the substrate 10. The electrostatic discharge line 12 , the active layer 13 disposed on the electrostatic discharge line 12 and the data line 14 disposed on the active layer 13 , the data line 14 is connected to the active layer 13 . The data line 14 at least partially overlaps and is spaced apart from the ESD line 12 to form a first capacitor 22 . Wherein, the substrate 10 is a glass substrate, and the electrostatic discharge line 12 is a gate metal layer.

[0039] In the embodiment, the elect...

no. 2 example

[0049] image 3 is a schematic structural diagram of the second embodiment of the array substrate of the present invention; Figure 4 for image 3 Sectional view at A-A in the middle. Such as image 3 and Figure 4 As shown, this embodiment is an extension of the aforementioned first embodiment, and the main structure of the array substrate of this embodiment is basically the same as that of the aforementioned first embodiment, the difference is that the electrostatic discharge line 12 extends along the first direction A plurality of active layers 13 are arranged at intervals on the electrostatic discharge line 12, and the active layers 13 are arranged at intervals along the first direction. A plurality of data lines 14 are arranged at intervals along the first direction on the substrate 10 , and the data lines 14 correspond to the active layers 13 one by one. The data lines 14 extend along the second direction, and each data line 14 extends above the active layer 13 . E...

no. 3 example

[0055] Figure 5 is a schematic structural diagram of the third embodiment of the array substrate of the present invention; Figure 6 for Figure 5 Sectional view at B-B in middle. Such as Figure 5 and Figure 6 As shown, this embodiment is an extension of the aforementioned second embodiment, and the main structure of the array substrate of this embodiment is basically the same as that of the aforementioned second embodiment, the difference is that the electrostatic discharge line 12 extends along the first direction A plurality of active layers 13 are arranged at intervals on the electrostatic discharge line 12, and the active layers 13 are arranged at intervals along the first direction. A plurality of data lines 14 are arranged at intervals along the first direction on the substrate 10 , and the data lines 14 correspond to the active layers 13 one by one. The data lines 14 extend along the second direction, and each data line 14 extends above the active layer 13 . E...

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PUM

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Abstract

The invention provides an array substrate, a preparation method thereof and a display device. The array substrate comprises a substrate body and a first electrostatic discharge unit arranged on the substrate body. The first electrostatic discharge unit comprises an electrostatic discharge line formed on the substrate, an active layer arranged on the electrostatic discharge line and a data line arranged on the active layer, wherein the data line at least partially overlaps and is spaced apart from the electrostatic discharge line to form a first capacitor. The anti-interference performance is high.

Description

technical field [0001] The present invention relates to the field of display technology, in particular to an array substrate, a preparation method thereof, and a display device. Background technique [0002] Liquid Crystal Display (LCD for short) has been more and more widely used due to its advantages of low power consumption, thinness, soft picture and not hurting eyes. [0003] The probability of static electricity generated in the display area of ​​the liquid crystal display is relatively high. In related technologies, an Electro-Static Discharge (ESD) device is used to connect the generated static electricity to the grounded signal line to discharge the static electricity generated in the liquid crystal display. . [0004] The traditional electrostatic discharge unit generally includes two thin film transistors, and the source and gate of one thin film transistor are connected to the signal line. When an interference signal appears on the signal line, the electrostatic...

Claims

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Application Information

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IPC IPC(8): H01L27/02H01L27/12H01L21/77G02F1/1362
CPCH01L27/0288H01L27/124H01L27/1255H01L27/1259G02F1/136204
Inventor 程鸿飞
Owner BOE TECH GRP CO LTD
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