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:
Dec. 21, 2021
Filed:
May. 20, 2019
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventor:
Yingying Song, Beijing, CN;
Assignee:
BOE Technology Group Co., Ltd., Beijing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 27/3246 (2013.01); H01L 27/3283 (2013.01); H01L 51/0005 (2013.01); H01L 51/0035 (2013.01); H01L 51/56 (2013.01); H01L 2227/323 (2013.01); H01L 2251/5369 (2013.01);
Abstract
The disclosure relates to a display substrate, a preparation method of the display substrate and a display device. A contact angle of a material, for defining long sides of pixel regions, of a pixel defining layer is larger than a contact angle of a material, for defining short sides of the pixel regions, of the pixel defining layer.