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:
Aug. 19, 2014
Filed:
Jan. 12, 2012
Masanori Hayashi, Osaka, JP;
Yoshiaki Honda, Kyoto, JP;
Kiyoshi Gotou, Hyogo, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A driver includes a converter sectionwhich includes a switching element Qand which is configured to output a desired DC voltage by switching the switching element Q, a control sectionconfigured to control the switching operation of the switching element Q, capacitors CA, CB charged by the output of the converter section, turn-on circuitsA,B configured to supply gates of a bidirectional switch elementusing electric charges stored in the capacitors CIA, CB with drive powers to turn-on the bidirectional switch element, and turn-off circuitsA,B configured to discharge the capacitors CIA, CB to turn-off the bidirectional switch elementin response to the halt of the switching operation of the switching element Qby the control section
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile