Suspension controller and suspension apparatus
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United States of America Patent
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Jun 25, 2019
Grant Date -
Oct 5, 2017
app pub date -
Mar 21, 2017
filing date -
Mar 29, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
A suspension controller includes a target current setting unit configured to set a target current value, a current limitation setting unit configured to set a current limitation value, a current detector configured to detect a current value of a first current supplied to a solenoid that is configured to control a damping force of a suspension, a duty ratio setting unit configured to set a duty ratio based on the target current value, based on the current limitation value, and based on the current value detected by the current detector; and a current outputting unit configured to supply the solenoid with a second current that corresponds to the duty ratio set by the duty ratio setting unit and to a power supply voltage. The current limitation setting unit is configured to change the current limitation value based on the duty ratio set by the duty ratio setting unit.
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