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Display panels and display devices

A technology for display panels and substrates, applied in instruments, nonlinear optics, optics, etc., can solve problems such as LCD panel line residues, and achieve the effect of improving line residues and improving display quality.

Active Publication Date: 2022-07-12
SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The present application provides a display panel and a display device to alleviate the technical problem of existing LCD panels with residual wires

Method used

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  • Display panels and display devices
  • Display panels and display devices
  • Display panels and display devices

Examples

Experimental program
Comparison scheme
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Embodiment Construction

[0030] The following descriptions of the various embodiments refer to the accompanying drawings to illustrate specific embodiments in which the present application may be practiced. Directional terms mentioned in this application, such as [upper], [lower], [front], [rear], [left], [right], [inner], [outer], [side], etc., are only for reference Additional schema orientation. Therefore, the directional terms used are used to describe and understand the present application, rather than to limit the present application. In the figures, structurally similar elements are denoted by the same reference numerals. In the drawings, the thicknesses of some layers and regions are exaggerated for clarity of understanding and ease of description. That is, the size and thickness of each component shown in the drawings are arbitrarily shown, but the present application is not limited thereto.

[0031] Aiming at the problem of line residues appearing at the junction of the black and white ch...

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Abstract

The present application provides a display panel and a display device; the display panel includes a first substrate, a second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate, and a plurality of pixel electrode arrays are arranged in The first substrate faces the side of the second substrate, and there is an interval between adjacent pixel electrodes, a plurality of light-shielding electrodes are in the same layer as the pixel electrodes, and each light-shielding electrode is correspondingly arranged in the interval, and the common electrode is arranged on the second substrate A side facing the first substrate, and an electric field is formed between the common electrode and the corresponding light shielding electrode. In the present application, a vertical electric field is formed between the common electrode and the corresponding light-shielding electrode by opening holes on the common electrode corresponding to the light-shielding electrode or adjusting the preset voltage on the light-shielding electrode to be different from the voltage on the common electrode, thereby preventing impurity ions The lateral movement of the LCD panel can alleviate the problem of line residue in the existing LCD panel.

Description

technical field [0001] The present application relates to the field of display technology, and in particular, to a display panel and a display device. Background technique [0002] With the development of liquid crystal display (LCD) technology, in order to achieve high resolution, the number of pixels in the LCD panel is increasing and the pixel size is getting smaller and smaller, so that the electric field density will also increase. . At the same time, consumers have higher and higher requirements for the display quality of LCD products. For this reason, various manufacturers will conduct a series of reliability tests on LCD panels. ). Ordinary afterimage means that the LCD panel maintains a fixed grayscale image for a long time. After switching to another grayscale image, the previous image will be retained. This phenomenon is called afterimage. However, when the black and white checkerboard is clicked, a light line will appear at the junction of the black and white ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G02F1/1343G02F1/1345
CPCG02F1/134309G02F1/13452G02F1/133512G02F1/136209G02F1/133377G02F1/136218G02F1/134363G02F1/136286
Inventor 池宝林
Owner SHENZHEN CHINA STAR OPTOELECTRONICS SEMICON DISPLAY TECH CO LTD