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:
Feb. 23, 2016

Filed:

Jul. 17, 2014
Applicants:

Timothy Chen, Aurora, OH (US);

Daniel A. Haas, Rootstown, OH (US);

Inventors:

Timothy Chen, Aurora, OH (US);

Daniel A. Haas, Rootstown, OH (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 37/02 (2006.01); H02M 7/06 (2006.01); H05B 33/08 (2006.01); H02M 1/36 (2007.01); H02M 1/44 (2007.01);
U.S. Cl.
CPC ...
H02M 7/06 (2013.01); H02M 1/36 (2013.01); H02M 1/44 (2013.01); H05B 33/0809 (2013.01);
Abstract

A driver circuit for powering a load is disclosed. The driver circuit includes a self-oscillating half-bridge circuit, a resonant driver in electrical communication with the self-oscillating half-bridge circuit, and a DC voltage supply in electrical communication with the resonant driver. The self-oscillating half-bridge circuit is configured to generate a high-frequency AC signal. The resonant driver is configured to limit a current of the high-frequency AC signal and produce a limited output voltage based on the high-frequency AC signal. The DC voltage supply is configured to rectify the limited output voltage into a DC output voltage including a substantially constant current for powering the load.


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