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:
Mar. 24, 2026
Filed:
Nov. 30, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A light-emitting substrate includes a base substrate, a pixel defining layer, a first electrode layer and a light-emitting functional layer. The pixel defining layer has a plurality of opening portions; the first electrode layer includes a plurality of first electrodes, at least a part of each first electrode is exposed to one of the opening portions and constitutes an accommodating portion with the opening portion; the light-emitting functional layer includes a plurality of functional sub-layers, at least one of which is a first functional sub-layer, the first functional sub-layer includes a plurality of functional patterns, each of which is located in one of the accommodating portions and is conformal to a surface of the accommodating portion, and a distance from an edge of the functional pattern to the base substrate is smaller than or equal to a distance from an edge of the accommodating portion to the base substrate.