Title:
OLED DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/196601
Kind Code:
A1
Abstract:
An OLED display panel and a manufacturing method therefor, and a display device. The OLED display panel comprises: a first substrate (1); a pixel defining layer (6) located on the first substrate (1), the pixel defining layer (6) having multiple hollowed light-emitting regions (20) and first recessed portions (19) located between adjacent light-emitting regions (20); a cathode layer (10) located on the surface of the pixel defining layer (6) facing away from the first substrate (1), the cathode layer (10) having a corresponding second recessed portion (22) at the position corresponding to the first recessed portion (19); and a conductive portion (11) located on the surface of the cathode layer (10) facing away from the pixel defining layer (6), the conductive portion (11) being located in the second recessed portion (22).
Inventors:
ZHAO NA (CN)
DENG LIYUN (CN)
ZHOU BIN (CN)
DENG LIYUN (CN)
ZHOU BIN (CN)
Application Number:
PCT/CN2019/078568
Publication Date:
October 17, 2019
Filing Date:
March 18, 2019
Export Citation:
Assignee:
BOE TECHNOLOGY GROUP CO LTD (CN)
HEFEI BOE OPTOELECTRONICS TECH (CN)
HEFEI BOE OPTOELECTRONICS TECH (CN)
International Classes:
H01L51/52
Foreign References:
| CN108539043A | 2018-09-14 | |||
| CN101656263A | 2010-02-24 | |||
| CN101656263A | 2010-02-24 | |||
| CN103972270A | 2014-08-06 | |||
| CN104882463A | 2015-09-02 | |||
| JP2007108469A | 2007-04-26 | |||
| US20070194699A1 | 2007-08-23 |
Attorney, Agent or Firm:
TDIP & PARTNERS (CN)
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