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:
Dec. 20, 2022
Filed:
Oct. 15, 2018
Applicant:
The Regents of the University of California, Oakland, CA (US);
Inventors:
Shyue Ping Ong, La Jolla, CA (US);
Jungmin Ha, La Jolla, CA (US);
Zhenbin Wang, La Jolla, CA (US);
Joanna McKittrick, La Jolla, CA (US);
Won Bin Im, La Jolla, CA (US);
Yoon Hwa Kim, La Jolla, CA (US);
Assignee:
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, Oakland, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/77 (2006.01); H01L 33/50 (2010.01); C01F 7/166 (2022.01);
U.S. Cl.
CPC ...
H01L 33/502 (2013.01); C01F 7/166 (2013.01); C09K 11/7721 (2013.01); C09K 11/7734 (2013.01); C01P 2002/54 (2013.01); C01P 2002/72 (2013.01); C01P 2002/74 (2013.01); C01P 2002/77 (2013.01);
Abstract
A light emitting diode (LED) assembly includes an LED light source having a first light output with a characteristic spectrum and at least one phosphor through which the first light output passes. The phosphor includes the quaternary compound M-Li—Al—O, where M is Ba, Sr, or Ca, activated by Euor Ce.