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:
Aug. 12, 2025
Filed:
Oct. 22, 2021
Hefei Boe Joint Technology Co., Ltd., Anhui, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Xinwei Gao, Beijing, CN;
Huaiting Shih, Beijing, CN;
Hefei BOE Joint Technology Co., Ltd., Anhui, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A display panel includes: a base substrate; a first electrode layer; a pixel defining layer provided with a plurality of pixel openings; a light-emitting layer provided with a plurality of light-emitting portions within the pixel openings; an electron transport layer, including a plurality of electron transport portions within the pixel openings and on sides of the light-emitting portions facing away from the first electrode layer, wherein each electron transport portion is made of a light-emitting material that is different from the corresponding light-emitting portion within the same pixel opening in color of emitted light, and a light-emitting center of each of the pixel openings is located within the corresponding light-emitting portion; and a second electrode layer, on a side of the electron transport layer facing away from the light-emitting layer.