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. 26, 2016
Filed:
Apr. 09, 2014
Applicant:
Woodward, Inc., Fort Collins, CO (US);
Inventors:
Raymond Liu, Monterey Park, CA (US);
Estella Chung, West Hills, CA (US);
Joon H. Lee, Santa Clarita, CA (US);
Assignee:
Woodward, Inc., Fort Collins, CO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02P 6/16 (2006.01); H02K 11/00 (2006.01); G06K 11/02 (2006.01);
U.S. Cl.
CPC ...
H02P 6/16 (2013.01); G06K 11/02 (2013.01); H02K 11/0047 (2013.01); H02K 11/0073 (2013.01);
Abstract
A motor system includes a motor including two linear Hall sensors configured to output analog signals, and a controller configured to control the motor. The controller is operable to monitor the analog signals output from the two linear Hall sensors, determine a plurality of auxiliary signals based on the analog signals, and determine a motor position based on the plurality of auxiliary signals.