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. 16, 2023
Filed:
May. 29, 2020
Applicant:
Boe Technology Group Co., Ltd., Beijing, CN;
Inventors:
Assignee:
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); G02F 1/1335 (2006.01); H01L 27/32 (2006.01); H01L 51/52 (2006.01); G02F 1/017 (2006.01);
U.S. Cl.
CPC ...
H01L 51/502 (2013.01); G02F 1/017 (2013.01); G02F 1/133512 (2013.01); G02F 1/133514 (2013.01); H01L 27/322 (2013.01); H01L 51/5284 (2013.01); G02F 1/01791 (2021.01);
Abstract
The present disclosure provides a quantum dot film including a plurality of quantum dot material layers arranged in stack, the plurality of quantum dot material layers having refractive indices gradually ascending along a thickness direction of the quantum dot film. The present disclosure further provides a color filter layer and a display device.