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7577507 |
Driveline lash estimation and clunk management using multivariable active driveline damping
Driveline lash and clunk are controlled in a powertrain system having multiple torque-generative and torque control devices using a multivariable feedback control approach to provide active...
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7532966 |
Torque steer compensation algorithm
A torque steer compensation algorithm utilizing selected vehicle parameters, such as for example engine torque, accelerator pedal position, throttle position, transmission gear, and vehicle speed....
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7434649 |
Throttle disable method and system
The present invention provides a system and method for degrading and disabling a vehicle's engine throttle. The vehicle disable system includes a throttle position sensor that generates a throttle...
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7403847 |
Engine control device and engine control method for straddle type vehicle
An engine control device capable of decreasing engine output while giving less uncomfortable feeling to the rider in the event of a failure, with a simple configuration. Engine output is decreased...
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7306542 |
Electronic throttle control (ETC) drag torque request security
A throttle control method includes generating a throttle request based on a drag torque request and setting a throttle command equal to the throttle request when the throttle request is less than a...
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7305295 |
Throttle limiting for an internal combustion engine
A throttle limit control for an internal combustion engine throttle control is disclosed. Rate limiting is applied to prevent excessive rates of change in throttle actuation. Throttle pedal...
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7233854 |
Method for improving fuel economy and performance when deactivating cylinders with vehicle cruise control
A method for controlling the speed in a vehicle includes adjusting at least one gain parameter based on a vehicle speed error and the displacement on demand mode of the engine. A new cruise...
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7216006 |
Control system for a plant including a slide mode controller
A control system for a plant is provided. This control system can control the plant more stably, when the model parameters of the controlled object model which are obtained by modeling the plant,...
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7101313 |
Motor vehicle powertrain control method for low traction conditions
A driver-initiated low traction control method limits the drive torque of a motor vehicle during operation on low traction road surfaces. The low traction control mode is initiated by actuation of...
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7092810 |
Method and system for reducing acceleration-based wheel slip utilizing pedal-to-throttle progression tables
A system and method is directed to wheel slip for a mobile vehicle. The method provides for monitoring a plurality of vehicle system signal inputs, determining an actual vehicle speed value, a...
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7089104 |
System and method for inhibiting torque steer
A method and system for inhibiting torque steer in a vehicle equipped with steerable wheels that are power driven. The method determines a maximum engine torque limit, determines an estimated...
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7050864 |
Control system for a plant using identified model parameters
A control system for a plant is provided. This control system can control the plant more stably, when the model parameters of the controlled object model which are obtained by modeling the plant,...
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7044248 |
Method and arrangement for controlling the driving speed of a vehicle
The invention is directed to a method and an arrangement for controlling the driving speed of a vehicle. The method and arrangement make possible a use of a driving speed controller even for...
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6941209 |
Adaptive customer driveability module
An engine control system and method adjusts vehicle driveability based on input from a vehicle operator. A selector switch includes a plurality of selector settings corresponding to a plurality of...
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6909958 |
System and method for inhibiting torque steer
A method and system for inhibiting torque steer in a vehicle equipped with steerable wheels that are power driven. The method determines a maximum engine torque limit, determines an estimated...
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6873896 |
Drive-force distribution controller and drive-force distribution method for four-wheel-drive vehicle
A drive-force distribution controller controls a drive-force transmission apparatus of a vehicle in order to control transmission of drive force to rear wheels or front wheels of the vehicle in...
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6763295 |
Driving force control apparatus and method for automotive vehicle
In apparatus and method for controlling a driving force for an automotive vehicle, a manipulated variable of an accelerator is detected, a vehicular velocity is detected, a vehicular velocity...
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6689015 |
Method for influencing the propulsion of a motor vehicle that is driven by a driving motor
Method for influencing the propulsive power of a motor vehicle driven by a drive motor. An intervention variable, influencing the torque of the drive motor, is ascertained as a function of the...
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6600988 |
Vehicle trajectory control system and method
A method for controlling a powertrain of a vehicle is described. The method determines a desired vehicle condition based on three driver actuated elements. In a preferred embodiment the first...
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6543414 |
Vehicle output control limiter
A method is described for limiting a change in torque transmitted through a vehicle powertrain when in a predetermined range. Such a method minimizes transmission gear separation, or “clunk”....
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6493622 |
Method and device for protecting the differentials of a motor vehicle
The present invention relates to a method and a device for adjusting the output torque or the output speed of an internal combustion engine in order to protect the differentials. The crux and...
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6480771 |
Apparatus for determining a failure of wheel speed sensors
An apparatus for determining a failure of wheel speed sensors, which is capable of properly determining whether or not a wheel speed detection system including the wheel speed sensors has failed,...
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6442455 |
Adaptive fuel strategy for a hybrid electric vehicle
This invention is a method and system for a hybrid electric vehicle adaptive fuel strategy to quickly mature an adaptive fuel table. The strategy adaptively alters the amount of fuel delivered to...
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6334500 |
Slip control method for traction control system
A slip control method for a traction control system (TCS) used in vehicles. The method includes the steps of generating variables for controlling engine output according to speeds of each wheel...
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6321141 |
Method and device for detecting motor vehicle tilt
A method and a device are provided for detecting a tendency of a vehicle to tip about a vehicle axis oriented in the longitudinal direction of the vehicle. To this end, a variable is ascertained...
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6308127 |
Method and apparatus for controlling driving force of vehicle
In driving force controlling apparatus and method for a vehicle, the driving force controlling apparatus includes: a driver's demanding torque setting device that sets a driver's demanding torque;...
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6298297 |
Slip based throttle progression modifier
A control system for adjusting a throttle progression curve to compensate for traction slip calculates a maximum vehicle acceleration value based on wheel torque and vehicle speed conditions, then...
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6278911 |
Method for recognizing a spontaneous demand by a driver of a motor vehicle for a dynamic response
A method for recognizing a spontaneous demand by a driver of a motor vehicle for a dynamic response, the extent of the actuation of an operating device being compared to a threshold value, and the...
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6269294 |
Drive control device for vehicle
A drive control device is provided for a vehicle which has an automatic transmission and which is capable of setting a throttle opening independently of an accelerator opening. Herein, the drive...
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6266580 |
Control apparatus and method of control system having dead time
A deviation between a target value of a quantity of state and an actual value of the quantity of state that is caused to follow the target value or a time-integral of the deviation is filtered....
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6240355 |
Method and device for controlling the drag torque of an internal combustion engine
In a method and a device for controlling the drag torque of an internal combustion engine, a setpoint for the air supply to the internal combustion engine is held substantially constant during...
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6236929 |
Auto-cruise controller
An auto-cruise controller to control the throttle angle of an engine so that the actual vehicle speed is equal to the target vehicle speed. In the controller, the pressure control of a lock-up...
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6182003 |
Process and device for setting a driving torque
A method and device setting a driving torque in a motor vehicle, in particular setting the torque as a part of an anti-slip regulation. At least two triggerable actuators are available for...
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6161641 |
Engine brake control system for vehicle
A control system for controlling engine braking effect of a vehicle includes a sensor section, an actuator section and a controller section at least. The sensor section includes sensors, such as...
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6157885 |
Vehicle motive force control system
A system for controlling motive force of a vehicle having an engine and an automatic transmission connected to the engine to transmit engine torque to a drive shaft of the vehicle, wherein a...
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6104976 |
Vehicle speed control system
A vehicle speed control system comprises a section for calculating a command driving force-required to make a sensed vehicle speed equal to a preset command vehicle speed, a section for calculating...
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6064931 |
Control apparatus for vehicle
A wheel load of each wheel or a vehicle body load is estimated based on a gain of a resonance frequency of a tire, and the estimated wheel load or vehicle body load is applied to a braking control...
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6016456 |
Shift control method for automatic transmissions
Disclosed is a shift control method for automatic transmissions. The shift control method includes the steps of determining if all conditions for performing closed-throttle upshifting are met after...
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5991682 |
Apparatus and method for controlling driving force derived from internal combustion engine to road wheel of automotive vehicle
In apparatus and method for controlling a driving force for an automotive vehicle having an internal combustion engine, a slip condition of a driven road wheel is detected, an opening angle of an...
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5957991 |
Vehicle drive torque controller
The drive wheels of a vehicle are connected to an engine via a torque converter and racing of the drive wheels during starting of the vehicle and subsequent acceleration is prevent by reducing the...
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5951438 |
Drive force control device for a vehicle equipped with an antilock brake system
A vehicle having an antilock brake system to control a brake so as to suppress locking of wheels when a slip ratio of the wheels exceeds a predetermined value is also provided with a continuously...
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5941925 |
Method and arrangement for controlling a motor vehicle
The invention is directed to a method and an arrangement for controlling a motor vehicle having a plurality of component systems. A first one of the component systems is a motor control system. An...
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5899290 |
Engine output control apparatus
An engine output control apparatus for use with an automotive vehicle supported on a road surface by a pair of driven road wheels and a pair of non-driven road wheels to control an output...
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5867803 |
Traction control apparatus
A traction control apparatus is provided with a control factor calculation section for determining current slip values of the driving wheels, differential values of the wheel slips, a value of the...
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5765657 |
Traction control system for automotive vehicles
An automobile traction control system in combination with a throttle control system of an internal combustion engine for controlling traction of drive wheels, comprises a sub-throttle for adjusting...
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5749428 |
Traction control through an effective static linearization
Generating powertrain torque versus throttle angle position data is done in order to, in effect, linearize the relationship between the two. The results improve pressure control through a reduction...
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5732380 |
System for controlling driving torque of vehicle
In order to provide an accurate traction control by closing a second throttle valve provided in series to an accelerator-operated ordinary throttle valve, with a simplified actuator, a control...
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5717592 |
Method and system for engine throttle control
A method and system are provided for positioning a gasoline engine throttle in response to an angular position input command signal. A multi-phase variable reluctance motor positions the throttle...
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5706198 |
Traction control system with wheel speed correction to compensate for different tire diameters
In order to avoid faults as a result of different diameters of tires, under prescribed conditions a correction of one wheel speed with respect to the other on each side of the vehicle is performed....
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5682316 |
Vehicle traction controller with engine and brake control
A vehicle traction controller includes engine control and brake control routines to improve vehicle traction. The engine control routine reduces average slip of driven wheels of the vehicle by...
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