Title:
DISPLAY SUBSTRATE AND MANUFACTURING METHOD THEREFOR, AND DISPLAY PANEL
Document Type and Number:
WIPO Patent Application WO/2021/189247
Kind Code:
A1
Abstract:
A display substrate of the present disclosure, comprising a driving circuit board, and a first electrode layer, an insulating layer, a second electrode layer, an isolating layer, and a transparent conductive layer that are successively stacked on the driving circuit board. The driving circuit board comprises a pixel area and a binding area; the first electrode layer comprises a first sub-portion located in the binding area and a second sub-portion located in the pixel area; both the insulating layer and the isolating layer partially cover the binding area and partially cover the pixel area; the insulating layer is provided with a first via hole in an area corresponding to the first sub-portion, the isolating layer is provided with a second via hole in an area corresponding to the first sub-portion, axes of the first via hole and the second via hole coincide, and the first sub-portion is exposed at the first via hole and the second via hole; the second electrode layer is located in the pixel area, and the second electrode layer is connected to the second sub-portion by means of a third via hole provided in an area of the insulating layer corresponding to the second sub-portion; the isolating layer is provided with a fourth via hole in an area corresponding to the second electrode layer; the transparent conductive layer is located in the pixel area and connected to the second electrode layer by means of the fourth via hole.
Inventors:
LIU LI (CN)
LU PENGCHENG (CN)
SHI RONGRONG (CN)
TIAN YUANLAN (CN)
BAI XIAO (CN)
ZHANG DACHENG (CN)
LU PENGCHENG (CN)
SHI RONGRONG (CN)
TIAN YUANLAN (CN)
BAI XIAO (CN)
ZHANG DACHENG (CN)
Application Number:
PCT/CN2020/080869
Publication Date:
September 30, 2021
Filing Date:
March 24, 2020
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
International Classes:
H01L27/32; H01L21/77
Foreign References:
| CN107230692A | 2017-10-03 | |||
| CN110459699A | 2019-11-15 | |||
| US20160233248A1 | 2016-08-11 | |||
| CN110504290A | 2019-11-26 | |||
| CN110112202A | 2019-08-09 |
Attorney, Agent or Firm:
TEE&HOWE INTELLECTUAL PROPERTY ATTORNEYS (CN)
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