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:
Oct. 03, 2023
Filed:
Sep. 24, 2020
Applicant:
Texas Instruments Incorporated, Dallas, TX (US);
Inventors:
Assignee:
TEXAS INSTRUMENTS INCORPORATED, Dallas, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02P 8/00 (2006.01); G05B 19/40 (2006.01); H02K 3/04 (2006.01); G05D 3/10 (2006.01); H02M 7/537 (2006.01);
U.S. Cl.
CPC ...
G05B 19/40 (2013.01); G05D 3/10 (2013.01); H02K 3/04 (2013.01); H02M 7/537 (2013.01);
Abstract
A method for electrically producing a stalled state in a stepper motor having a first coil and a second coil is provided. The method includes driving a first sinusoidal current through the first coil, and driving a second sinusoidal current through the second coil, wherein the first and second sinusoidal currents are in phase.