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:
Apr. 29, 2014
Filed:
Nov. 20, 2008
Applicants:
Wing Choi Ho, New Territories, HK;
Ron Shu Yuen Hui, New Territories, HK;
Xun Liu, New Territories, HK;
Wai Pong Choi, Kowloon, HK;
Inventors:
Wing Choi Ho, New Territories, HK;
Ron Shu Yuen Hui, New Territories, HK;
Xun Liu, New Territories, HK;
Wai Pong Choi, Kowloon, HK;
Assignee:
ConvenientPower HK Ltd., Shatin, N.T., HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 7/06 (2006.01); H02M 7/217 (2006.01);
U.S. Cl.
CPC ...
Abstract
Various circuit configurations and topologies are provided for single and multi-phase, single-level or multi-level, full and half-bridge rectifiers in which diodes are replaced by combinations of voltage-controlled self-driven active switches, current-controlled self-driven active switches and inductors in order to reduce the effects of conduction loss in the diodes.