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. 22, 2024
Filed:
Jan. 09, 2023
Applicant:
Korrus, Inc., Los Angeles, CA (US);
Inventors:
Raghuram L. V. Petluri, Los Angeles, CA (US);
Paul Kenneth Pickard, Los Angeles, CA (US);
Assignee:
KORRUS, INC., Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 23/04 (2006.01); F21K 9/64 (2016.01); F21Y 103/10 (2016.01); F21Y 113/13 (2016.01); F21Y 115/10 (2016.01); H01L 25/13 (2006.01); H01L 33/50 (2010.01); H05B 45/20 (2020.01); H05B 45/24 (2020.01);
U.S. Cl.
CPC ...
F21V 23/0442 (2013.01); F21K 9/64 (2016.08); H01L 25/13 (2013.01); H01L 33/504 (2013.01); H05B 45/20 (2020.01); H05B 45/24 (2020.01); F21Y 2103/10 (2016.08); F21Y 2113/13 (2016.08); F21Y 2115/10 (2016.08); H01L 2933/0041 (2013.01);
Abstract
The present disclosure provides methods for generating tunable white light. The methods include using a plurality of LED strings to generate light with color points that fall within white, red, and cyan color ranges, with each LED string being driven with a separately controllable drive current in order to tune the generated light output.