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:
Sep. 05, 1995
Filed:
Jun. 20, 1994
Applicant:
Inventors:
Mehrdad Ehsani, Bryan, TX (US);
Mohammed S Arefeen, Houston, TX (US);
Thomas A Lipo, Middleton, WI (US);
Assignee:
Texas A&M University, College Station, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P / ;
U.S. Cl.
CPC ...
318701 ; 318254 ;
Abstract
A discrete position sensor elimination technique for a sinusoidally wound synchronous reluctance motor drive uses induced voltage, phase currents, and excitation frequency to estimate rotor position at all speeds, including zero speed.
Ehsani, Mehrdad. (1995). Indirect rotor position sensor for a sinusoidal synchronous reluctance (U.S. Patent No. 5448149). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5448149
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile