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:
Jul. 01, 2025
Filed:
Oct. 22, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
Tao Wang, Beijing, CN;
Chengjie Qin, Beijing, CN;
Ziyu Zhang, Beijing, CN;
Yue Cui, Beijing, CN;
Tao Sun, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A display substrate is provided. The display substrate includes: a substrate; a light emitting layer arranged on a side of the substrate; an encapsulation layer arranged on a side of the light emitting layer away from the substrate; and at least two dams arranged around a display area in a non-display area. The encapsulation layer includes an organic material layer, and the dams include a first dam arranged around the display area and a second dam arranged around the first dam, where the first dam includes a first sub-dam arranged discontinuously, a second sub-dam arranged continuously, and at least one third sub-dam connecting the first sub-dam and the second sub-dam; the first sub-dam, the second sub-dam, and the third sub-dam are arranged around to form at least one semi-closed region structure; and at least a part of the organic material layer is located in the semi-closed region structure.