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:
May. 14, 2013
Filed:
Nov. 19, 2009
Jianhong Zeng, Shanghai, CN;
Qikun Wu, Shanghai, CN;
Nan YE, Shanghai, CN;
Hongyuan Jin, Shanghai, CN;
Jianping Ying, Shanghai, CN;
Jianhong Zeng, Shanghai, CN;
Qikun Wu, Shanghai, CN;
Nan Ye, Shanghai, CN;
Hongyuan Jin, Shanghai, CN;
Jianping Ying, Shanghai, CN;
Delta Electronics, Inc., Taoyuan Hsien, TW;
Abstract
The configurations of an H-bridge circuit and a controlling method thereof are provided in the present invention. The proposed circuit includes an H-bridge having a first and a second bridge arms, each of which has a middle point, and a bidirectional switch connected to the two middle points, a bootstrap circuit providing a bootstrap voltage, a driving circuit receiving the bootstrap voltage and driving the bidirectional switch, and an energy compensation circuit coupled to the H-bridge, the bootstrap circuit and the driving circuit, and providing a compensation energy to the bootstrap circuit.