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:
Sep. 24, 2019
Filed:
Jul. 16, 2014
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 13/02 (2006.01); F21V 13/14 (2006.01); F21V 9/08 (2018.01); F21V 9/30 (2018.01);
U.S. Cl.
CPC ...
G02F 1/133609 (2013.01); F21V 9/08 (2013.01); F21V 9/30 (2018.02); F21V 13/02 (2013.01); F21V 13/14 (2013.01); G02F 1/133603 (2013.01); G02F 1/133605 (2013.01); G02F 1/133606 (2013.01); G02F 2001/133614 (2013.01); H01L 2224/48091 (2013.01); H01L 2224/49107 (2013.01); H01L 2224/73265 (2013.01); H01L 2924/181 (2013.01);
Abstract
A light source device includes: a substrate; a plurality of light sources disposed on the substrate; a wavelength conversion member disposed to face the plurality of light sources; and a diffusion member disposed between the wavelength conversion member and the plurality of light sources, and configured to uniformize distribution of traveling direction angle of incident light.