Disclosed herein are a damper control system and method according to rough road determination in which the number of sensors is reduced and a state of a road surface is subdivided and determined by a 6D sensor since an existing wheel G sensor is not used at the time of determining the state of the road surface.

A damping control system for a vehicle having a suspension located between a plurality of ground engaging members and a vehicle frame includes at least one adjustable shock absorber having an adjustable damping characteristic. The system also includes a controller coupled to each adjustable shock absorber to adjust the damping characteristic of each adjustable shock absorber, and a user interface coupled to the controller and accessible to a driver of the vehicle. The user interface includes at least one user input to permit manual adjustment of the damping characteristic of the at least one adjustable shock absorber during operation of the vehicle. Vehicle sensors are also be coupled to the controller to adjust the damping characteristic of the at least one adjustable shock absorber based vehicle conditions determined by sensor output signals.

A damping control system for a vehicle having a suspension located between a plurality of ground engaging members and a vehicle frame includes at least one adjustable shock absorber having an adjustable damping characteristic. The system also includes a controller coupled to each adjustable shock absorber adjust the damping characteristic of each adjustable shock absorber, and a user interface coupled to the controller and accessible to a driver of the vehicle. The user interface includes at least one user input to permit manual adjustment of the damping characteristic of the at least one adjustable shock absorber during operation of the vehicle. Vehicle sensors are also be coupled to the controller to adjust the damping characteristic of the at least one adjustable shock absorber based vehicle conditions determined by sensor output signals.

A damping control system for a vehicle having a suspension located between a plurality of ground engaging members and a vehicle frame includes at least one adjustable shock absorber having an adjustable damping characteristic. The system also includes a controller coupled to each adjustable shock absorber adjust the damping characteristic of each adjustable shock absorber, and a user interface coupled to the controller and accessible to a driver of the vehicle. The user interface includes at least one user input to permit manual adjustment of the damping characteristic of the at least one adjustable shock absorber during operation of the vehicle. Vehicle sensors are also be coupled to the controller to adjust the damping characteristic of the at least one adjustable shock absorber based vehicle conditions determined by sensor output signals.

A damping control system for a vehicle having a suspension located between a plurality of ground engaging members and a vehicle frame includes at least one adjustable shock absorber having an adjustable damping characteristic. The system also includes a controller coupled to each adjustable shock absorber to adjust the damping characteristic of each adjustable shock absorber, and a user interface coupled to the controller and accessible to a driver of the vehicle. The user interface includes at least one user input to permit manual adjustment of the damping characteristic of the at least one adjustable shock absorber during operation of the vehicle. Vehicle sensors are also be coupled to the controller to adjust the damping characteristic of the at least one adjustable shock absorber based vehicle conditions determined by sensor output signals.

A vehicle control apparatus according to an embodiment of the present technology includes a control unit. The control unit generates a control signal for controlling behavior of a vehicle body on a basis of a first acceleration detection signal and a second acceleration detection signal, the first acceleration detection signal including information relating to an acceleration acting on the vehicle body, the first acceleration detection signal having an alternating current waveform corresponding to the acceleration, the second acceleration detection signal including information relating to the acceleration, the second acceleration detection signal having an output waveform, an alternating current component corresponding to the acceleration being superimposed on a direct current component in the output waveform.

A system for controlling the stability of a vehicle equipped with semi-active dampers includes: an actuator, a plurality of sensors, a low-level control unit, a high-level control unit and a mid-level control unit adapted to execute an algorithm for calculating a damping level (C.sub.ref).

An arrangement for a sensor system for vehicles, in particular motor vehicles, for detecting the vehicle speed, the vehicle level and/or the state of the vehicle suspension, having a sensor for measuring the level of a point on a vehicle body and a vibration damper, the vibration damper comprising a first part and a second part which are movable relative to each other, and wherein the level sensor has an excitation coil, at least one receiver coil and at least one electrically conductive element, wherein the excitation coil and the at least one receiver coil are arranged on the second part of the vibration damper and the electrically conductive element is arranged on the first part of the vibration damper or the first part comprises or forms the electrically conductive element.

Included are an electromagnetic actuator which generates a drive force for damping vibration of a vehicle body; an information acquirer which acquires time-series information about a stroke position of, and information about a stroke velocity of, the electromagnetic actuator, as well as information about reverse of a stroke direction and information about a stroke amount after the reverse; a damping force calculator which calculates a target damping force based on the information about the stroke velocity; and a drive controller which controls drive of the electromagnetic actuator using a target drive force based on the target damping force calculated by the damping force calculator. The damping force calculator corrects the target drive force based on the information about the stroke amount after the reverse acquired by the information acquirer.

A utility vehicle includes a wheel, a vehicle body frame supported by the wheel, a suspension device connecting the wheel to the vehicle body frame, and an acceleration sensor mounted on the suspension device. The suspension device includes: a below-shock absorber member including an arm swingably connecting the wheel to the vehicle body frame; and a shock absorber connecting the below-shock absorber member to the vehicle body frame. The acceleration sensor is mounted on the arm.