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:
May. 06, 2025
Filed:
Apr. 13, 2022
Hubei Yangtze Industrial Innovation Center of Advanced Display Co., Ltd., Wuhan, CN;
Abstract
The present application provides a display panel and a display device, the display panel includes a light extraction layer and a cover layer, wherein the light extraction layer is located on a side of the cover layer close to a pixel definition layer, a light modulation structure includes a plurality of light extraction units, each of the light extraction units includes a first sub-unit and a second sub-unit, wherein the light extraction layer includes a light extraction opening and the first sub-unit, the second sub-unit is located in the cover layer, and a refractive index of the first sub-unit is smaller than a refractive index of the second sub-unit.