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. 14, 2017
Filed:
Aug. 03, 2011
Applicants:
Gabriel Gallegos-lopez, Lomita, CA (US);
Milun Perisic, Torrance, CA (US);
Michael H. Kinoshita, Redondo Beach, CA (US);
Inventors:
Gabriel Gallegos-Lopez, Lomita, CA (US);
Milun Perisic, Torrance, CA (US);
Michael H. Kinoshita, Redondo Beach, CA (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 21/14 (2016.01);
U.S. Cl.
CPC ...
H02P 21/14 (2013.01); H02P 21/18 (2016.02);
Abstract
Embodiments of the present invention relate to methods, systems and apparatus for controlling operation of a multi-phase machine in a motor drive system. The disclosed embodiments provide a mechanism for adjusting modulation index of voltage commands to improve linearity of the voltage commands.