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:
Feb. 24, 2026
Filed:
Jan. 25, 2022
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventor:
Yingtao Wang, Beijing, CN;
Assignee:
BOE Technology Group Co., Ltd., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10K 59/122 (2023.01);
U.S. Cl.
CPC ...
H10K 59/122 (2023.02);
Abstract
An array substrate is provided. The array substrate includes a pixel definition layer defining a plurality of subpixel regions. The pixel definition layer includes an undercut structure. The undercut structure includes a first insulating layer on a base substrate; and a second insulating layer on a side of the first insulating layer away from the base substrate. The first insulating layer is undercut relative to the second insulating layer.