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. 27, 2022
Filed:
Sep. 25, 2020
Applicant:
Renesas Electronics Corporation, Tokyo, JP;
Inventor:
Naohiko Aoki, Tokyo, JP;
Assignee:
RENESAS ELECTRONICS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02P 1/32 (2006.01); H02P 3/20 (2006.01); H02P 7/06 (2006.01); H02P 29/028 (2016.01); H02P 27/08 (2006.01); H02P 25/22 (2006.01);
U.S. Cl.
CPC ...
H02P 29/028 (2013.01); H02P 25/22 (2013.01); H02P 27/08 (2013.01);
Abstract
A semiconductor device for controlling a three-phase motor with double windings, includes a first inverter that drives a first winding of the three-phase motor, a second inverter that drives a second winding of the three-phase motor and a communication line between the first and second inverters. The first and second inverters, through the communication line, notify a respective operation state each other.