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:
Feb. 10, 2015
Filed:
Mar. 15, 2011
Applicants:
Lei Du, Hangzhou, CN;
Bairen Liu, Hangzhou, CN;
Kaiwei Yao, San Jose, CA (US);
Junming Zhang, Hangzhou, CN;
Yuancheng Ren, Hangzhou, CN;
Inventors:
Lei Du, Hangzhou, CN;
Bairen Liu, Hangzhou, CN;
Kaiwei Yao, San Jose, CA (US);
Junming Zhang, Hangzhou, CN;
Yuancheng Ren, Hangzhou, CN;
Assignee:
Monolithic Power Systems, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); H05B 33/08 (2006.01);
U.S. Cl.
CPC ...
H05B 33/0818 (2013.01); H05B 33/0848 (2013.01);
Abstract
LED driver systems and associated methods of control are disclosed herein. In one embodiment, the LED driver system comprises a converter and a controller. The controller is responsive to the LED current feedback signal and a dimming signal, and operable to generate a continuous gate drive signal to control the primary side switch of the converter. Thus, the controller regulates the output current of the converter.