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. 03, 2016
Filed:
Feb. 08, 2013
Applicant:
Regal Beloit America, Inc., Beloit, WI (US);
Inventors:
Roger Carlos Becerra, Fort Wayne, IN (US);
Yao Da, Fort Wayne, IN (US);
Ludovic Andre Chretien, Columbia City, IN (US);
Peizhong Yi, Fort Wayne, IN (US);
Assignee:
Regal Beloit America, Inc., Beloit, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 6/14 (2006.01); H02P 23/00 (2006.01);
U.S. Cl.
CPC ...
H02P 6/14 (2013.01); H02P 23/0081 (2013.01);
Abstract
A motor controller is provided that includes an inverter configured to drive an electric motor, a rectifier configured to rectify an alternating current (AC) input current and to output the rectified AC input current to the inverter, and a controller coupled to the inverter. The controller is configured to improve a power factor of the motor controller by controlling the AC input current based on a direct current (DC) link voltage measurement.