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:
Oct. 31, 2023
Filed:
May. 22, 2020
Applicant:
Wuhan China Star Optoelectronics Technology Co., Ltd., Wuhan, CN;
Inventors:
Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02F 1/017 (2006.01); G02F 1/13357 (2006.01); G02F 2/02 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133528 (2013.01); G02F 1/01791 (2021.01); G02F 1/133512 (2013.01); G02F 1/133602 (2013.01); G02F 2/02 (2013.01);
Abstract
The present invention provides a quantum dot display panel, a quantum dot display device, and a preparation method thereof. The quantum dot display panel includes an array substrate, a color film substrate, and a liquid crystal disposed between the array substrate and the color film substrate, wherein the color film substrate includes a cover plate, a light-cutoff layer, a quantum dot pixel layer, a blocking layer, a reflection layer, a coating layer, a built-in polarizing layer, an isolation unit, and a polyimide (PI) layer.