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:
Nov. 02, 2021
Filed:
Mar. 05, 2019
Applicant:
Bridgelux, Inc., Fremont, CA (US);
Inventors:
Assignee:
Bridgelux, Inc., Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01); H01L 33/50 (2010.01); H01L 25/075 (2006.01); H01L 33/58 (2010.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); H01L 25/0753 (2013.01); H01L 33/58 (2013.01);
Abstract
There is provided a white light emitting device comprising a first LED and a second LED disposed on a substrate, a first photoluminescence material layer disposed over at least said first LED, a second photoluminescence material layer disposed over at least said second LED, and a diffusing layer disposed over said first and second photoluminescence layers, said diffusing layer comprising light scattering particles. A method and component are also provided.