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:
Jul. 09, 2019
Filed:
Feb. 23, 2017
Applicant:
Lumileds Llc, San Jose, CA (US);
Inventors:
Debasis Bera, San Jose, CA (US);
Mark Melvin Butterworth, Santa Clara, CA (US);
Oleg Borisovich Shchekin, San Francisco, CA (US);
Assignee:
LUMILEDS LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); H01L 33/64 (2010.01); H01L 33/48 (2010.01); H01L 33/60 (2010.01); H01L 33/46 (2010.01);
U.S. Cl.
CPC ...
H01L 33/504 (2013.01); H01L 33/483 (2013.01); H01L 33/507 (2013.01); H01L 33/508 (2013.01); H01L 33/60 (2013.01); H01L 33/64 (2013.01); H01L 33/46 (2013.01); H01L 33/502 (2013.01); H01L 33/644 (2013.01); H01L 2924/0002 (2013.01);
Abstract
Embodiments of the invention include a light emitting device, a first wavelength converting material, and a second wavelength converting material. The first wavelength converting material includes a nanostructured wavelength converting material. The nanostructured wavelength converting material includes particles having at least one dimension that is no more than 100 nm in length. The first wavelength converting material is spaced apart from the light emitting device.