Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DISPLAY SUBSTRATE, PREPARATION METHOD THEREFOR, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/206066
Kind Code:
A1
Abstract:
The present disclosure provides a display substrate, a preparation method therefor, and a display device. The display substrate comprises a display region (100) and a transparent region (200). On a plane perpendicular to the display substrate, the display substrate at least comprises a driving structure layer (20) and a light-emitting structure layer (30) arranged on the substrate (10). The driving structure layer (20) at least comprises an inorganic insulating layer (14). The light-emitting structure layer (30) at least comprises a pixel definition layer (22). The driving structure layer (20) of the display region (100) further comprises a planar layer (15) arranged on the inorganic insulating layer (14). The pixel definition layer (22) is arranged on the planar layer (15) and is in contact with the planar layer (15). At least one groove (80) is provided on the inorganic insulating layer (14) of the transparent region (200). The pixel definition layer (22) fills the groove (80) located in the transparent region (200).

Inventors:
LIU NING (CN)
ZHANG YANG (CN)
WANG HAITAO (CN)
ZHANG ZHENGCHAO (CN)
ZHOU BIN (CN)
YAN LIANGCHEN (CN)
Application Number:
PCT/CN2022/089256
Publication Date:
November 02, 2023
Filing Date:
April 26, 2022
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD (CN)
International Classes:
H01L51/56; H01L27/32
Foreign References:
CN111524952A2020-08-11
CN106328673A2017-01-11
CN111584551A2020-08-25
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: METHOD AND APPARATUS OF HARQ FEEDBACK FOR VARIABLE CODE RATE RETRANSMISSION

Next Patent: BATTERY STATE MONITORING SYSTEM