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:
Mar. 05, 2024
Filed:
Sep. 29, 2020
Applicant:
Lumileds Llc, San Jose, CA (US);
Inventors:
Joerg Feldmann, Aachen, DE;
Marcel Rene Bohmer, Eindhoven, NL;
Marinus Johannes Petrus Maria van Gerwen, Aachen, DE;
Yu-Chen Shen, Sunnyvale, CA (US);
Assignee:
Lumileds LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/50 (2010.01); C09K 11/02 (2006.01); C09K 11/70 (2006.01); H01L 27/15 (2006.01); H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
H01L 33/501 (2013.01); C09K 11/02 (2013.01); C09K 11/025 (2013.01); C09K 11/70 (2013.01); H01L 27/153 (2013.01); H01L 33/005 (2013.01);
Abstract
A light emitting device and method of forming a light emitting device are disclosed. The light emitting device includes a light emitting diode and a phosphor layer formed on the light emitting diode, the phosphor layer including a plurality of phosphor particles formed in a particle layer, the particle layer including interstices between the phosphor particles, and a matrix material disposed in a portion of the interstices. A plurality of cavities may be disposed in a remaining portion of the interstices.