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. 28, 2010
Filed:
Oct. 03, 2006
Applicants:
Long-sheng Liao, Hsinchu, TW;
Sung-nan Chen, Hsinchu, TW;
Yi-hsueh Chen, Hsinchu, TW;
Inventors:
Assignee:
Young Optics Inc., Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 9/12 (2006.01); G03B 21/14 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A color wheel module includes a color wheel having a side face defining a plurality of color regions and a detection region, a light source for emitting light beams toward the side face of the color wheel and a light detection device for detecting the light beams from the color regions and the detection region in order to locate position of the color regions and the detection region.