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:
Apr. 14, 2026
Filed:
Nov. 15, 2021
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
Provided is a display substrate, which includes: a base substrate, a light-emitting unit provided on the base substrate, and an encapsulation layer provided on a side of the light-emitting unit away from the base substrate. The display substrate includes a display area and a non-display area at a periphery of the display area, a functional layer is arranged on a side of the encapsulation layer away from the base substrate, the functional layer includes a patterned region in the non-display area, a pattern of the patterned region includes a hollowed-out region and a filling region, and the hollowed-out region forms an air column.