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:
Jun. 13, 2023
Filed:
Apr. 03, 2019
Boe Technology Group Co., Ltd., Beijing, CN;
Chunjing Hu, Beijing, CN;
Wenjun Hou, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A display substrate has a display area and a non-display area. The non-display area includes a dummy pixel area located in a periphery of the display area. The display substrate includes a substrate; a first pixel defining layer disposed on the substrate and located in the display area, the first pixel defining layer having a plurality of first openings; and a second pixel defining layer disposed on the substrate and located in the dummy pixel area, the second pixel defining layer having a plurality of second openings. A capacity of a second opening is greater than a capacity of a first opening, and an open area of a second opening is less than or equal to an open area of a first opening.