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:
Dec. 31, 2013
Filed:
Mar. 08, 2011
Chun-kuei Wen, Hsinchu, TW;
Shih-chieh Kuo, Taipei County, TW;
Che-hsien Chen, Kaohsiung, TW;
Hung-min Huang, Tainan, TW;
Chun-Kuei Wen, Hsinchu, TW;
Shih-Chieh Kuo, Taipei County, TW;
Che-Hsien Chen, Kaohsiung, TW;
Hung-Min Huang, Tainan, TW;
Au Optronics Corporation, Hsinchu, TW;
Abstract
A light source system and a method for driving light emitting diodes (LEDs) are provided. The provided light source system includes: an LED module having a plurality of LED strings operated under a direct current (DC) output voltage; and a driving unit coupled to the LED module, and used for providing the DC output voltage by adopting a boost means and generating a plurality of pulsation current signals according to a setting signal so as to respectively drive the LED strings, in which the frequencies of the pulsation current signals are higher than a predetermined frequency.