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:
Mar. 16, 2021
Filed:
Mar. 21, 2019
Applicant:
Stratec SE, Birkenfeld, DE;
Inventors:
Reinhard Hartmann, Bretten, DE;
Rüdiger Retzlaff, Neuenbürg, DE;
Oliver Bürk, Unterreichenbach, DE;
Uwe Maschke, Keltern, DE;
Assignee:
STRATEC SE, Birkenfeld, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01D 5/14 (2006.01); H02P 6/16 (2016.01);
U.S. Cl.
CPC ...
G01D 5/142 (2013.01); H02P 6/16 (2013.01);
Abstract
A method for determining the position of a rotor in an electronically commuted motor. The method comprises the steps of calculating the rotation angle using three Hall-sensors; identifying and correcting phase errors; and determining and correcting cyclic errors.