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:
Dec. 13, 2016
Filed:
Sep. 24, 2013
Applicant:
The Boeing Company, Chicago, IL (US);
Inventors:
Christopher Pete Benson, Berkeley, CA (US);
Peng Zeng, Newcastle, WA (US);
Douglas C. Cameron, Ladera Ranch, CA (US);
Assignee:
THE BOEING COMPANY, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 29/06 (2006.01); H02P 6/04 (2016.01);
U.S. Cl.
CPC ...
H02P 6/04 (2013.01); G05B 2219/50191 (2013.01);
Abstract
A method and apparatus for controlling a group of electric motors. A controller is configured to identify a group of switching frequencies for a desired signature for the group of electric motors. The controller is further configured to control switching of a current supplied to the group of electric motors with the group of switching frequencies for the desired signature identified.