Title:
DISPLAY PANEL AND PREPARATION METHOD THEREFOR, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/168705
Kind Code:
A1
Abstract:
A display panel and a preparation method therefor, and a display device. The display panel comprises a display area, a hole area, and a hole edge area surrounding the hole area and located between the hole area and the display area. The hole edge area comprises a first isolation area surrounding the hole area. The display panel further comprises a substrate and a driving circuit layer. At least one insulating layer of the driving circuit layer is located in the display area and the hole edge area. The display panel further comprises a plurality of first isolation pillars provided on the side of the at least one insulating layer distant from the substrate. The plurality of first isolation pillars are located in a first isolation area, each of the first isolation pillars surrounds the hole area, and the plurality of first isolation pillars are arranged at intervals along the radial direction of the hole area. A trench is formed in the part of the at least one insulating layer located between at least two adjacent first isolation pillars, and the trench is filled with a filling layer of an organic material.
Inventors:
HANG ZONGQIU (CN)
HAN CONGZHEN (CN)
WANG ZIFENG (CN)
WU XIN (CN)
WANG XIAOGE (CN)
YE ENGAN (CN)
WU YONGKAI (CN)
ZHANG LITING (CN)
WANG GAOQIANG (CN)
WANG QUANJUN (CN)
GUO HUAQIANG (CN)
SUN WEN (CN)
HU GUOREN (CN)
HAN CONGZHEN (CN)
WANG ZIFENG (CN)
WU XIN (CN)
WANG XIAOGE (CN)
YE ENGAN (CN)
WU YONGKAI (CN)
ZHANG LITING (CN)
WANG GAOQIANG (CN)
WANG QUANJUN (CN)
GUO HUAQIANG (CN)
SUN WEN (CN)
HU GUOREN (CN)
Application Number:
PCT/CN2022/080409
Publication Date:
September 14, 2023
Filing Date:
March 11, 2022
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
MIANYANG BOE OPTOELECTRONICS TECH CO LTD (CN)
MIANYANG BOE OPTOELECTRONICS TECH CO LTD (CN)
International Classes:
H01L27/32; H01L51/52
Domestic Patent References:
| WO2020202325A1 | 2020-10-08 |
Foreign References:
| CN109616506A | 2019-04-12 | |||
| CN113078188A | 2021-07-06 | |||
| CN112435581A | 2021-03-02 | |||
| CN109671864A | 2019-04-23 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT&TRADEMARK AGENT LTD. (CN)
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