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Class 701/37 - Suspension control


Subclass of Class 701 - Data processing: vehicles, navigation, and relative location
Definition: Vehicle subsystem or accessory control wherein the electrical
No. of patents: 699
Last issue date: 05/29/2012


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NumberTitleIssue Date
8190328Electropneumatic control arrangement for an automatic vehicle level control system
An electropneumatic control arrangement for an automatic vehicle level control system, particularly of a commercial vehicle, includes at least; a solenoid valve unit having at least two electropneumatic solenoid valves, a compressed air inlet for infeeding compresse...
05/29/2012
8190327Suspension control device, vehicle comprising said device, production method thereof and associated program
The invention relates to a device for controlling the suspension of the body shell of a motor vehicle. The inventive device comprises a calculator (CSS) which can calculate a control value (ER) for an actuator (M) of a shock absorber (AM) of the suspension (S) as a ...
05/29/2012
8185269Active suspension system for a vehicle and method of operating the same
An active suspension system and method for controlling the height of a vehicle. In an exemplary embodiment, the active suspension system receives information from one or more input sources, including both internal and external vehicle inputs, and uses that informati...
05/22/2012
8175770Height sensing system for a vehicular suspension assembly
A system is provided for determining a distance between a vehicular suspension assembly and the ground, wherein the suspension assembly has a first member. The system comprises a first transceiver coupled to the first member for emitting a first interrogation signal...
05/08/2012
8165749Control system for adjustable damping force damper
A control system for an adjustable damping force damper of a suspension apparatus of a vehicle, includes a lateral acceleration detecting unit detecting a lateral acceleration of the vehicle at a gravity point thereof, a yaw rate detecting unit detecting a yaw rate ...
04/24/2012
8165750Vehicle motion control device and method
The objective of the present invention is to provide a vehicle motion control device capable of controlling the driving force distribution to the wheels with superior stability and response while effectively utilizing the tire grip. Specifically, the present inventi...
04/24/2012
8160775Wheel attitude control method and wheel attitude control device
A wheel attitude control method of the invention comprises the steps of: chronologically obtaining acceleration data in a radial direction of a tire at a center position of a tire tread and at an off-center position spaced apart from the center position toward a sho...
04/17/2012
8160774Vehicular actuator system
An actuator system for determining a relative height differential between a housing of an actuator assembly and a body of the actuator assembly for a vehicle is provided. The vehicle has a suspension wherein the housing is coupled to a first portion of the suspensio...
04/17/2012
8155835Vehicle chassis height adjustment method and system
A method and system for adjusting a relative leveled height of a sprung mass of a vehicle to an unsprung mass of the vehicle. The method also includes receiving an input from an operator for incrementally/decrementally changing the height of the sprung mass. A syste...
04/10/2012
8135514Automotive systems and methods of operating vehicles
Automotive systems and methods for operating vehicles are provided. In an embodiment, when a speed sensor senses that the vehicle speed is above a first speed threshold and an ambient light sensor senses that an ambient light intensity is below a first intensity thr...
03/13/2012
8121756Device and method for driving dynamics control in a vehicle
Disclosed is a device for influencing the driving dynamics of a vehicle with an electronic brake system. The device includes a brake actuator for adjusting a brake torque at least one wheel brake of the vehicle. The brake torque can be determined in a torque distrib...
02/21/2012
8121757Bicycle user interface system and method of operation thereof
A bicycle is disclosed having a control system with a user interface and an active suspension system. The control system includes a one or more sensors arranged to measure and transmit a signal indicative of the terrain over which the bicycle is being ridden. The ac...
02/21/2012
8116938Vehicle state estimating apparatus, suspension control apparatus and suspension system
A first observer gain of an actual damping force estimating observer 21 calculates a dynamic characteristic compensating signal, and a second observer gain of an actual vehicle model state amount estimating observer 23 calculates a vehicle model compen...
02/14/2012
8112198Loading and unloading stabilization in an active suspension system
An active suspension system includes a relative slow-responding force bias eliminator (such as a pneumatic actuator) and a relatively fast-responding actuator (such as an electromagnetic actuator) that together support a plant (such as a truck seat or vehicle cabin)...
02/07/2012
8112199Suspension control device, vehicle comprising said device, production method thereof and associated program
The invention relates to a device for controlling the suspension of the body shell of a motor vehicle. According to the invention, the device comprises: a means for measuring the travel (DEB(A)) and travel speed (VDEB(A)) of the ri...
02/07/2012
8108103Nonlinear frequency dependent filtering for vehicle ride/stability control
A system and method for facilitating ride and stability control of a vehicle. The system includes a plurality of suspension displacement sensors, with each of the plurality of suspension displacement sensors positioned proximate to a suspension element of the vehicl...
01/31/2012
8108102Sprung mass velocity estimating apparatus
A sprung mass velocity estimating apparatus used in a four-wheeled vehicle to estimate a sprung mass velocity of a point of a vehicle body corresponding to each wheel of the vehicle, includes a state quantity detecting unit which detects a state quantity of the vehi...
01/31/2012
8103408Suspension system for vehicle
In a system including four electromagnetic absorbers for respective four vehicle wheels, motor coils of two respective electromagnetic absorbers disposed corresponding to two diagonally located wheels are connected forming a closed loop including the coils. A genera...
01/24/2012
8103409Vehicle height control apparatus using data communication between braking controller and suspension controller and control method thereof
A vehicle height control apparatus includes a suspension controller for controlling vehicle height, a lateral acceleration sensor, a braking controller determining a road surface condition on the basis of a difference between a lateral acceleration measured by the l...
01/24/2012
8095268Active suspending
An apparatus includes a force bias element coupled to a plant in a vehicle. The force bias element has a first bandwidth. An active suspension includes a linear electromagnetic actuator located within an interior of the force bias element. The linear electromagnetic...
01/10/2012
8086371Control device for a wheel suspension system
In a control device for controlling a variable element of a wheel suspension system, the variable suspension element associated with one of the wheels is controlled at least according to an output of a sensor associated with a different one of the wheels. The output...
12/27/2011
8078360Control apparatus of a variable damping force damper
A control apparatus of a variable damping force damper comprises first and second low-pass filters for cutting off high frequency components of a target current of the damper, where the first and second low-pass filters have different response characteristics. The c...
12/13/2011
8065055Shock absorber for controlling damping force characteristics
Disclosed herein is a shock absorber capable of controlling damping force characteristics. The shock absorber includes a cylinder filled with an operating fluid, a piston valve disposed inside the cylinder to divide an interior of the cylinder into a first chamber a...
11/22/2011
8065054Vehicle active suspension system
The invention relates to a vehicle active suspension system. There is a need for an active suspension system which can alert an operator to certain conditions. The suspension system includes an actuator for moving a second vehicle part relative to a first vehicle pa...
11/22/2011
8060277Suspension control device, vehicle comprising said device, production method thereof and associated program
The invention relates to a device for controlling the suspension of the body shell of a motor vehicle. According to the invention, the device comprises: a sensor for sensing wheel travel in relation to the body shell for each wheel...
11/15/2011
8055408High bandwidth control of magnetic ride control system
A semi-active suspension system that employs magnetically controlled dampers. The semi-active suspension system includes a plurality of sensors that measure vehicle parameters in response to disturbances on the vehicle and provide sensor signals to a central control...
11/08/2011
8050818Roll stiffness control apparatus of vehicle
A roll stiffness control apparatus of a vehicle, which includes a controller that estimates a remaining capacity of front wheels to generate a lateral force and a remaining capacity of rear wheels to generate a lateral force, and that sets a roll stiffness distribut...
11/01/2011
8050821Apparatus and method for regulating hybrid active damping state estimator
The present invention provides an improved method and apparatus for regulating state variable estimators used in a hybrid active damping system for a vehicle powertrain. The state estimator provides variable estimates for operating states, such as real-time torque v...
11/01/2011
8050820Vehicle
When a vehicle turns, a body and a left and a right wheel are inclined inward of a turning circle. Consequently forces are exerted to an operator in an up-down direction, which leads to reducing discomfort felt by the operator. In addition, since a gravity center of...
11/01/2011
8050819Alignment changing control device and fuel consumption management device
A toe angle changing control ECU for controlling a toe angle of wheels of a vehicle. The toe angle changing control ECU includes: a straight traveling state judging section for judging whether or not the vehicle is in a; a memory for storing the toe angle of the whe...
11/01/2011
8041479Vehicle suspension system
A suspension system including: (a) a suspension spring; (b) a shock absorber; and (c) a generator for generating a displacement force forcing sprung and unsprung members of a vehicle to be displaced toward or away from each other. The generator includes (c-1) an ela...
10/18/2011
8032282Damping characteristics control apparatus for a vehicle suspension
A damping characteristics control apparatus is provided for a vehicle suspension having a shock absorber mounted between a sprung member and an unsprung member for each wheel. Damping force of the shock absorber is controlled on the basis of damping coefficient obta...
10/04/2011
8032281Vehicle control system with advanced tire monitoring
A control system (11) for a vehicle (10) includes vehicle dynamics sensors (35-47) providing a vehicle dynamics signal. Tire monitoring system sensors (20) in each wheel generate tire signals including temperature, pressure and acc...
10/04/2011
8024086Determining a relative movement of a chassis and a body of a wheeled vehicle
For determination of a relative movement of a chassis and a body of a wheeled vehicle, which is movably joined to the chassis, three linear accelerations of the wheeled vehicle, which extend perpendicular to each other, respectively, as well as at least two rotation...
09/20/2011
8024087Method and system for determining a cornering angle of a tyre during the running of a vehicle
A method and a system for determining a cornering angle of a tire fitted on a vehicle during a running of the vehicle on a rolling surface includes the steps of determining the lateral acceleration of a portion of the tire tread spaced apart from the equatorial plan...
09/20/2011
8010252Trailer oscillation detection and compensation method for a vehicle and trailer combination
A system and method of controlling a vehicle with a trailer comprises determining the presence of a trailer, generating an oscillation signal indicative of trailer swaying relative to the vehicle, generating an initial weighted dynamic control signal for a vehicle d...
08/30/2011
8005591Suspension control device, vehicle comprising said device, production method thereof and associated program
The invention relates to a device for controlling the suspension of the body shell of a motor vehicle. According to the invention, the device comprises: a means for measuring the travel speed (VDEB) of a front wheel in relation to ...
08/23/2011
7983814Method for operating an actuator, especially an electric actuator in a stabilizer arrangement
Method for operating an adjustable stabilizer arrangement including an actuator, which applies actuator torque to stabilizer sections as a function of a command variable to influence the rolling movement of a motor vehicle body, where sensors are used to detect the ...
07/19/2011
7983813Active suspending
A method for actively suspending a real plant in a vehicle includes modifying a control signal on the basis of a difference between a property of the real plant, as indicated by the response of the real plant to the control signal, and a property of a nominal plant....
07/19/2011
7962261Vehicle suspension
There is provided a vehicle suspension. More specifically, in one or more embodiments, there is provided an apparatus including an actuator system having a combination of actuators including a linear electromagnetic actuator and a rotary electromagnetic actuator, wh...
06/14/2011
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