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.

Date of Patent:
May. 18, 2010

Filed:

Mar. 06, 2008
Applicants:

Bin-juine Huang, Taipei, TW;

Heng-lun Tseng, Taipei, TW;

Jong-fu Yeh, Taipei, TW;

Po-chien Hsu, Taipei, TW;

Min-sheng Wu, Taipei, TW;

Shing-tung Chen, Taipei, TW;

Kuo-yang Chen, Taipei, TW;

Inventors:

Bin-Juine Huang, Taipei, TW;

Heng-Lun Tseng, Taipei, TW;

Jong-Fu Yeh, Taipei, TW;

Po-Chien Hsu, Taipei, TW;

Min-Sheng Wu, Taipei, TW;

Shing-Tung Chen, Taipei, TW;

Kuo-Yang Chen, Taipei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention is related to the apparatus for driving the light emitting devices with different colors. The input powers of the light emitting devices are measured and controlled by a feedback control system to maintain constant, and by setting different power inputs to the different light emitting devices different stable colors are produced.


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