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:
Jun. 21, 2022
Filed:
Jan. 10, 2020
Applicant:
Sharp Kabushiki Kaisha, Sakai, JP;
Inventors:
Iain Hamilton, Oxford, GB;
Tim Michael Smeeton, Oxford, GB;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/52 (2006.01); H01L 51/50 (2006.01); H01L 51/00 (2006.01); H01L 51/56 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
H01L 51/5293 (2013.01); C09K 11/06 (2013.01); H01L 51/0007 (2013.01); H01L 51/0028 (2013.01); H01L 51/0077 (2013.01); H01L 51/502 (2013.01); H01L 51/56 (2013.01); C09K 2211/18 (2013.01);
Abstract
A light emitting device includes a first electrode, a second electrode, and an emissive layer between the first and second electrodes. The emissive layer comprises quantum dots that are capable of producing circularly polarized luminescence. The quantum dots are chiral structured perovskite quantum dots, each comprising a core having a chiral crystal structure.