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. 21, 2023
Filed:
Sep. 13, 2018
Chendgu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Weilong Zhou, Beijing, CN;
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
A display substrate and a preparation method thereof, and a display panel are provided. The display substrate includes at least one first sub-pixel and at least one second sub-pixel, the first sub-pixel and the second sub-pixel have different display directions, the first sub-pixel includes a first light-emitting element, the second sub-pixel includes a second light-emitting element, each of the first light-emitting element and the second light-emitting element has a light-emitting structure, the light-emitting structure includes a first reflective layer, a light emitting layer and a second reflective layer which are sequentially stacked, the second reflective layer is located on a light emergent side of the display substrate, and an area of the first reflective layer is larger than an area of the second reflective layer.