DRIVE CONTROL DEVICE, DRIVE DEVICE, AND POWER STEERING DEVICE

Title:

DRIVE CONTROL DEVICE, DRIVE DEVICE, AND POWER STEERING DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/137509

Kind Code:

A1

Abstract:

This drive control device, for controlling driving a motor, is provided with a first inverter which is connected to one end of the winding of the motor, a second inverter which is connected to the other end of the winding, a first control circuit which performs PWM control of the first inverter, a second control circuit which performs PWM control of the second inverter, and a shared clock which supplies a clock signal for PWM control to both the first control circuit and the second control circuit.

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Inventors:

NABESHI KAORI (JP)
KITAMURA TAKASHI (JP)

Application Number:

PCT/JP2019/048242

Publication Date:

July 02, 2020

Filing Date:

December 10, 2019

Export Citation:

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Assignee:

NIDEC CORP (JP)

International Classes:

H02M7/48; B62D5/04; H02K11/33; H02M7/493; H02P27/08

Domestic Patent References:

WO2013190609A1	2013-12-27
WO2018180361A1	2018-10-04

Foreign References:

JP2016073097A	2016-05-09
JP2002345252A	2002-11-29
US20020003409A1	2002-01-10
US20120013283A1	2012-01-19

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