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:
Jan. 15, 2019
Applicant:
Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Hubei, CN;
Inventor:
Qian Jiang, Hubei, CN;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/52 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3246 (2013.01); H01L 27/322 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01); H01L 51/5237 (2013.01);
Abstract
An organic light emitting diode (OLED) display device is provided. The OLED display device comprises a substrate, a buffer layer, an active layer, a first gate insulating layer, a gate metal layer, a second gate insulating layer, a source/drain metal layer, a passivation layer, a planarization layer, an organic photoresist layer, an anode metal layer, a pixel defining layer, an OLED pixel layer, and a thin film encapsulation layer. The organic photoresist layer is disposed on a surface of the planarization layer. The organic photoresist layer is provided as a protruding structure.