The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 23, 2021

Filed:

Dec. 17, 2018
Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Chengdu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;

Inventors:

Ke Dai, Beijing, CN;

Zailong Mo, Beijing, CN;

Xiaodong Zhao, Beijing, CN;

Taoran Zhang, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/08 (2006.01); H01L 51/52 (2006.01); H01L 27/32 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5256 (2013.01); H01L 27/32 (2013.01); H01L 51/56 (2013.01);
Abstract

The present disclosure provides a method for manufacturing an OLED display screen and an OLED display screen. The method includes: providing a base substrate; forming OLED devices on the base substrate; forming a protection layer on the OLED devices; forming a cavity extending through the protection layer and a function layer of the OLED devices in a region where a through hole is to be formed; and forming a film encapsulation layer with the film encapsulation layer covering a lateral wall of the function layer of the OLED devices that defines the cavity.


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