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.
Patent No.:
Date of Patent:
Aug. 31, 2021
Filed:
Mar. 22, 2019
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Qingyu Huang, Beijing, CN;
Zhiqiang Jiao, Beijing, CN;
Huajie Yan, Beijing, CN;
Xiaoyun Liu, Beijing, CN;
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5268 (2013.01); H01L 51/5278 (2013.01); H01L 51/56 (2013.01); H01L 2251/5315 (2013.01);
Abstract
An OLED device, a method for manufacturing the same, and a display apparatus are provided. The OLED device includes: an anode; a cathode; at least two organic light emitting layers between the anode and the cathode; a charge generation layer between two adjacent organic light emitting layers. At least one of two surfaces of the charge generation layer adjacent to the two adjacent organic light emitting layers is provided with microstructures.