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:
Aug. 26, 2014
Filed:
Sep. 02, 2011
Applicant:
Te-wen Kuo, Hsinchu, TW;
Inventor:
Te-Wen Kuo, Hsinchu, TW;
Assignee:
Advanced Optoelectronic Technology, Inc., Hsinchu Hsien 303, TW;
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lighting device with adjustable color temperature includes a power, a driver, and a plurality of branches. The power is electrically connected to the driver for supplying power to the driver. Each of the branches includes a light source and an adjustor connected in series. The adjustor controls the color temperature of the light source in a corresponding branch by adjusting the voltage through the corresponding branch.