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:
Jul. 02, 2013
Filed:
Sep. 30, 2010
Angelo Bortolus, Mississauga, CA;
Bin Wu, Toronto, CA;
Zhongyuan Cheng, Cambridge, CA;
Jahangir Afsharian, Toronto, CA;
Navid Zargari, Cambridge, CA;
Vijay Khatri, Brampton, CA;
Angelo Bortolus, Mississauga, CA;
Bin Wu, Toronto, CA;
Zhongyuan Cheng, Cambridge, CA;
Jahangir Afsharian, Toronto, CA;
Navid Zargari, Cambridge, CA;
Vijay Khatri, Brampton, CA;
Rockwell Automation Technologies, Inc., Mayfield Heights, OH (US);
Abstract
Motor drives and switch driver power systems are presented in which high frequency AC current (I) is provided through one or more cables () magnetically coupled with local driver current transformers (), and the transformer secondary currents are converted to provide DC power to switch drivers of an active power converter stage () in the motor drive.