Title:
BRAKING DEVICE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2018/181785
Kind Code:
A1
Abstract:
The braking device is provided with an electromagnetic valve, which is an example of a device to be controlled, and a valve control unit for driving the electromagnetic valve by means of PWM control. When driving the electromagnetic valve by inputting a drive signal to the electromagnetic valve, the valve control unit changes the frequency of the drive signal within a frequency range. Note that the width of the frequency range is set on the basis of the minimum audible field among equal-loudness contours.
Inventors:
MIYACHI AKINORI (JP)
Application Number:
PCT/JP2018/013386
Publication Date:
October 04, 2018
Filing Date:
March 29, 2018
Export Citation:
Assignee:
ADVICS CO LTD (JP)
International Classes:
B60T8/17; B60T13/122; G10K11/175; H01F7/18
Foreign References:
| US20140309904A1 | 2014-10-16 | |||
| JP2015053788A | 2015-03-19 | |||
| JP2014183673A | 2014-09-29 | |||
| JP2015229456A | 2015-12-21 | |||
| JP2013537726A | 2013-10-03 |
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