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:
Oct. 05, 2021
Filed:
Apr. 01, 2019
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Pan Xu, Beijing, CN;
Yicheng Lin, Beijing, CN;
Cuili Gai, Beijing, CN;
Ling Wang, Beijing, CN;
Yongqian Li, Beijing, CN;
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/56 (2006.01); H01L 27/12 (2006.01); H01L 29/786 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3269 (2013.01); H01L 27/3262 (2013.01); H01L 27/3272 (2013.01); H01L 51/56 (2013.01); H01L 27/1225 (2013.01); H01L 29/7869 (2013.01); H01L 29/78633 (2013.01); H01L 2227/323 (2013.01);
Abstract
An OLED display substrate, a manufacturing method thereof, and a display device are provided. The manufacturing method includes forming a PIN photodiode on a base substrate, forming an insulative protection layer covering the PIN photodiode, and forming an oxide TFT. The PIN photodiode is formed prior to the formation of an active layer of the oxide TFT, and the insulative protection layer covering the PIN photodiode is formed prior to the formation of a source electrode and a drain electrode of the oxide TFT.