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. 02, 2018
Filed:
Nov. 24, 2015
Applicant:
Delta Electronics, Inc., Taoyuan, TW;
Inventor:
Ming-Yo Hsu, Taoyuan, TW;
Assignee:
DELTA ELECTRONICS, INC., Taoyuan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01); H04N 9/31 (2006.01); F21V 14/08 (2006.01); F21V 13/02 (2006.01); F21V 13/14 (2006.01); F21V 9/30 (2018.01); G03B 33/00 (2006.01); G03B 21/16 (2006.01);
U.S. Cl.
CPC ...
F21V 14/08 (2013.01); F21V 9/30 (2018.02); F21V 13/02 (2013.01); F21V 13/14 (2013.01); G03B 21/204 (2013.01); G03B 33/00 (2013.01); G03B 21/16 (2013.01); H04N 9/3158 (2013.01);
Abstract
An optical device is provided. The optical device includes a fluorescent wheel, a first light source engine and a second light source engine. The fluorescent wheel includes a fluorescent powder area. The first light source engine provides a first light beam, wherein the first light beam forms a first light spot on the fluorescent powder area of the fluorescent wheel. The second light source engine provides a second light beam, wherein the second light beam forms a second light spot on the fluorescent powder area of the fluorescent wheel, and the first light spot is separated from the second light spot.