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Display panel and display device

A display panel and display area technology, applied in semiconductor devices, electrical components, circuits, etc., can solve the problems of unfavorable narrow frame design of display panel, large area of ​​compensation capacitor, poor display uniformity of display panel, etc.

Pending Publication Date: 2020-06-09
BOE TECH GRP CO LTD +1
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  • Abstract
  • Description
  • Claims
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AI Technical Summary

Problems solved by technology

The existence of the special-shaped area causes the number of pixels connected to the gate lines corresponding to the special-shaped area to be different from the number of pixels connected to the gate lines corresponding to the normal area, that is, the load of the gate lines corresponding to the special-shaped area is smaller than the load of the gate lines of the normal area, so that As a result, the display uniformity of each area of ​​the display panel is poor
[0003] In the related art, in order to increase the load of the grid line corresponding to the special-shaped area, a compensation capacitor is electrically connected to the grid line. However, the compensation capacitor needs to occupy a large area, which increases the frame area of ​​the display panel, which is not conducive to display Panel realizes narrow bezel design

Method used

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Embodiment Construction

[0033] The display panel in the related art may have a special-shaped area, and the special-shaped area may be a groove / hole in the area where the front camera is located, or a chamfer at the edge of the display panel. The existence of the special-shaped area causes the number of pixels connected to the gate line corresponding to the special-shaped area to be smaller than the number of pixels connected to the gate line corresponding to the normal area, that is, the load of the gate line corresponding to the special-shaped area is less than the load of the gate line of the normal area, thus causing The display uniformity of each area of ​​the display panel is poor.

[0034] In the related art, in order to increase the load of the gate lines corresponding to the special-shaped area, a compensation capacitor is set to be electrically connected to the gate line corresponding to the special-shaped area. However, the compensation capacitor needs to occupy a larger area, that is, the ...

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Abstract

The invention discloses a display panel and a display device. The display panel comprises a display area and a peripheral area surrounding the display area; the display area comprises a first sub-display area and a second sub-display area; the width-to-length ratio of a channel region of an output transistor in a second gate shift register corresponding to the second sub-display area is reduced, and therefore, the charging time of each pixel in the second sub-display area is reduced, driving current is improved, the brightness of each pixel in the second sub-display area is consistent with thebrightness area of each pixel in the first sub-display area. By means of the above structure, an existing circuit structure is not changed, an extra frame area is not occupied, and the implementationof a narrow frame is better facilitated on the basis that the display uniformity of the display panel is improved.

Description

technical field [0001] The invention relates to the field of display technology, in particular to a display panel and a display device. Background technique [0002] With the development of display technology, people have higher and higher requirements for display devices. In order to meet some functional requirements of display devices, some special-shaped areas will be set on the display panel, such as the slot where the front camera is located, or the display Chamfer at the edge of the panel. The existence of the special-shaped area causes the number of pixels connected to the gate lines corresponding to the special-shaped area to be different from the number of pixels connected to the gate lines corresponding to the normal area, that is, the load of the gate lines corresponding to the special-shaped area is smaller than the load of the gate lines of the normal area, thus As a result, the display uniformity of each area of ​​the display panel is poor. [0003] In the re...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01L27/12
CPCH01L27/1244H01L27/1248G11C19/28G09G3/3233G09G2300/0819G09G2300/0852G09G2300/0861G09G3/3266G09G2310/0286G09G2320/0223G09G2300/0426G09G3/2092G09G2320/0233
Inventor 魏昕宇张锴郭永林肖云升王苗范鸿梅
Owner BOE TECH GRP CO LTD