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:
Nov. 21, 2023
Filed:
Apr. 27, 2020
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu Sichuan, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A display substrate is described that comprises: a display area, a retaining wall surrounding the display area, and a thin film encapsulation layer comprising a first inorganic barrier layer, an organic barrier layer, and a second inorganic barrier layer. The display area has a corner portion being a portion of the display area surrounded by the retaining wall. Convex dams are provided at a position on the substrate corresponding to the corner portion. A portion of the first inorganic barrier layer corresponding to the corner portion covers the convex dams, and a portion of the first inorganic barrier layer between the two adjacent convex dams forms a diversion trench. The organic barrier layer comprises cured organic material, and the organic material is provided on the portion of the first inorganic barrier layer at the corner portion under a capillary action of the diversion trench before curing.