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| Number | Title | Issue Date |
| 8180549 | Method for controlling a clutch A method of controlling a clutch in a motor vehicle and a motor vehicle adapted to perform this method are suggested, in particular resulting in a good starting phase action for supercharged diesel motors. The method comprises the method steps of: setting a clutch t... | 05/15/2012 |
| 8165772 | Transmission slip control A method of managing slip in a transmission that is driven by a prime mover includes determining whether a slip condition of the transmission is present based on a slip value and reducing a torque output of the prime mover based on a torque reduction value when the ... | 04/24/2012 |
| 8131441 | System and method for controlling torque based on driver status In at least one embodiment, a device for controlling an amount of torque generated by a powertrain in a vehicle is provided. The controller is configured to receive a driver status signal indicative of the status of the driver, a driver condition signal indicative o... | 03/06/2012 |
| 7917275 | System and method for improved vehicle response during vehicle acceleration conditions A vehicle control method for a vehicle having an internal combustion engine coupled to a torque converter is described. In one embodiment, the engine air flow and spark are adjusted to control torque converter operation. The method can improve vehicle response to dr... | 03/29/2011 |
| 7676315 | Vehicle response during vehicle acceleration conditions A vehicle control method for transitioning through transmission lash regions is described using a variety of information, such as, for example, gear ratio, clutch slippage, etc. Further, different adjustment of spark and throttle angle is used to provide a rapid tor... | 03/09/2010 |
| 7415872 | Method and code for determining characteristic of road surface beneath moving vehicle In a method for characterizing a road surface beneath a moving vehicle whose powertrain includes a torque converter coupling the engine to a driven wheel, a set of successive values for the torque converter's slip error rate is generated using filtered values for en... | 08/26/2008 |
| 7392126 | Line pressure control system and method of an automatic transmission A dynamic characteristic of a hydraulic pressure is significantly enhanced since a line pressure control system. A method employed by the system includes determining whether a vehicle is in a power-on state, determining whether a damper clutch is being engaged when ... | 06/24/2008 |
| 7386382 | Steering compensated speed override for vehicle drive system A method of controlling a vehicle drive system is provided for a vehicle having an internal combustion engine, free-wheeling steerable front wheels, driven rear wheels, an infinitely variable transmission (IVT) transmitting torque from the engine to the rear wheels,... | 06/10/2008 |
| 7377349 | Slip control device for vehicle, vehicle mounted with the device, and the method of controlling vehicle slip Under the condition of a large variation Tm in motor torque demand Tm*, the significant torque change may lead to some vibration of a vehicle to temporarily heighten an angular acceleration. The temporary rise of the angular acceleration may cause the angular accele... | 05/27/2008 |
| 7369931 | Gear shift prevention A method for temporarily preventing automatic gear shifting in a vehicle, comprising the steps of: preventing gear shifting as long as a traction control system indicates that at least one driven wheel is spinning, calculating a vehicle acceleration, calculating a v... | 05/06/2008 |
| 7363107 | Substrate transfer system A substrate transfer system is used in fabricating a liquid crystal display (LCD) device. The system includes a cassette having a bar code, a cassette stocker to store the cassette; an auto guided vehicle that is able to transfer the cassette; a moving path unit to ... | 04/22/2008 |
| 7358973 | Mixture model for motion lines in a virtual reality environment Improved human-like realism of computer opponents in racing or motion-related games is provided by using a mixture model to determine a dynamically prescribed racing line that the AI driver is to follow for a given segment of the race track. This dynamically prescri... | 04/15/2008 |
| 7357208 | Control system for an at least temporarily four wheel-driven motor vehicle A control unit of an at least temporarily four wheel-driven motor vehicle is provided. The control unit is arranged such that a displacement path for an actuator that actuates a transmission clutch is assigned to a setpoint clutch torque via a characteristic curve, ... | 04/15/2008 |
| 7356401 | Drivetrain protection and management system A drivetrain protection and management system (DPMS) monitors and determines individual wheel speeds to detect wheel spin and slip conditions on a drive axle. Wheel spin is caused by low surface friction, excessive input torque, lack of inter-axle differential and d... | 04/08/2008 |
| 7334655 | Control system for an at least temporarily four wheel-driven motor vehicle A control unit of a control system for an at least temporarily four wheel-driven motor vehicle is arranged such that a displacement path for an actuator that actuates a transmission clutch is assigned to a setpoint clutch torque via a characteristic curve, and the c... | 02/26/2008 |
| 7315774 | Jerk management using multivariable active driveline damping A multivariable feedback control approach to actively dampen magnitude of jerks in a powertrain system using multiple torque-control devices is offered. To manage jerks, a desired axle torque is restricted when a torque reversal occurs. When the vehicle operator or ... | 01/01/2008 |
| 7302333 | Method and arrangement for automated control of a vehicular drive train Method and arrangement for automated control of a drive train (10) of a land vehicle to be executed when ground conditions exist that impede the initiation or continuation of travel of the vehicle such as being stuck on loose or slippery ground. The automated... | 11/27/2007 |
| 7286922 | Method of and apparatus for transmitting torque in vehicular power trains The magnitude of torque which can be transmitted by a bypass clutch between the housing and the turbine of a torque converter between a prime mover, such as an engine, and an automatic transmission in the power train of a motor vehicle is selectively regulatable by ... | 10/23/2007 |
| 7266437 | Temperature dependent trigger control for a traction control system A method a operating a traction control system using a traction controller (30) for an automotive vehicle (10) is provided. A slip target is first determined. Then, an operating temperature turning characteristic or slope of the slip curve may, in comb... | 09/04/2007 |
| 7263424 | Apparatus and method for controlling driving force supplied to wheels on opposite sides of vehicle An apparatus for controlling driving forces supplied to left and right wheels of a vehicle, for effectively inhibiting oversteer and understeer states, includes driving force adjusting device for adjusting driving forces supplied to the left and the right rear wheel... | 08/28/2007 |
| 7236871 | Acceleration limiting for a vehicle A method and apparatus to control acceleration of a vehicle equipped with an electrically variable transmission and including a regenerative braking system, each are operably connected to a vehicle driveline. The method and apparatus include determining which one of... | 06/26/2007 |
| 7226069 | Power-assisted steering system and difference compensating method for current detector A power-assisted steering system includes: two or more current detectors that detects current flowing to two or more phases of a motor and outputs detected current values; a correcting unit that corrects the detected current values output from the current detectors ... | 06/05/2007 |
| 7228209 | Vehicle-drive control system and method and program therefor The invention includes a target-engine-speed acquisition element that acquires a target engine speed necessary to reduce engine speed, thereby stopping the engine at a target stop position; a crank-angle acquisition element that acquires a crank angle indicative of ... | 06/05/2007 |
| 7225071 | Vehicle transmission control system Clutch pressure is reduced when a vehicle is stopped with an engine (1) in an idling state. Once a turbine rotation speed increases to a predetermined rotation speed, the clutch pressure is increased to an initial pressure. After the initial pressure is reach... | 05/29/2007 |
| 7222013 | Throttle phase out control A vehicular powertrain has output torque established in accordance with various torque contributions in including throttle and brake torques. Throttle torque contribution is reduced proportionally to the amount of brake torque requested. Furthermore, such torque red... | 05/22/2007 |
| 7222014 | Method for automatic traction control in a hybrid electric vehicle A method for providing traction control in vehicle powertrain systems is particularly adapted for traction control in a powertrain system of a hybrid electric vehicle comprising an internal combustion engine, an electric machine and a transmission that is operativel... | 05/22/2007 |
| 7212935 | Method for in-system auto zeroing of a torque sensor in an automatic transmission drive train The invention relates to torque sensors or more particularly to automotive torque sensors which measure the torque transmitted at one or more positions within an automotive power train. The invention provides a method for zeroing an automotive power train torque sen... | 05/01/2007 |
| 7206682 | Uphill start-up assistance device for motor vehicle A device for uphill start-up assistance for a motor vehicle including a control for controlling release of the vehicle mechanical brakes that act on the vehicle wheels, so that the vehicle is maintained on the slope when maneuvering uphill without any intervention f... | 04/17/2007 |
| 7197386 | Control system for a vehicle with at least part-time four-wheel drive In the case of a control system for a vehicle with at least part-time four-wheel drive, having a control unit which detects or determines quantities proportional to the wheel speeds of all wheels and the vehicle speed, and by means of which the driving torque of a d... | 03/27/2007 |
| 7197383 | System for limiting reactive torque in powertrains A control system limits reactive torque in a powertrain that is generated when braking force is applied to traction wheels during a sudden stop or other sudden braking event. The reactive torque generated at the traction wheels is prevented from being transmitted up... | 03/27/2007 |
| 7195581 | Power transmission device having a torque converter with a lockup clutch and lockup control method for torque converter A controller (5) performs open loop control of the engaging state of a lockup clutch (2) through a switching mechanism (3, 4) when a torque converter (1) transitions from a first state in which the lockup clutch (2) is disengaged t... | 03/27/2007 |
| 7192374 | System and method for controlling a continuously variable transmission A method of controlling a continuously variable transmission includes sensing an output speed of a motor, determining an upper speed limit based on the output speed of the motor and a positive torque limit associated with the motor, determining a limited motor speed... | 03/20/2007 |
| 7188017 | Method and apparatus for controlling a transfer case clutch to improve vehicle handling In a motor vehicle driveline having an automatic transmission driveably connected to a transfer case whose output is continually connected to a first output, a clutch, selectively engaged in response to a control signal, driveably connects a second output to the fir... | 03/06/2007 |
| 7180720 | Failure detection device for hydraulic motor and hydraulic drive vehicle A failure detection device for a hydraulic motor according to the present invention comprises a hydraulic pump 3 that is driven by a prime mover 2; a hydraulic motor 1 for traveling that is driven by hydraulic oil discharged from the hydraulic p... | 02/20/2007 |
| 7171296 | Integrated control apparatus for vehicle An electronic control unit calculates a target yaw rate in accordance with a vehicle speed and a steering angle and calculates the yaw rate difference on the basis of the target yaw rate and an actual yaw rate. The electronic control unit estimates the grip factor o... | 01/30/2007 |
| 7146266 | Controlling a hydraulic hybrid vehicle powertrain having an internal combustion engine and a hydraulic pump/motor A motor vehicle powertrain system according to this invention controls the magnitudes of torque produced by multiple power sources that drive the vehicle wheels. The system includes a source of pressurized fluid, and a pump/motor driveably connected to the wheels, w... | 12/05/2006 |
| 7139640 | Substrate transfer system A substrate transfer system is used in fabricating a liquid crystal display (LCD) device. The system includes a cassette having a bar code, a cassette stocker to store the cassette; an auto guided vehicle that is able to transfer the cassette; a moving path unit to ... | 11/21/2006 |
| 7126304 | Motor controller and electric power steering apparatus A microcomputer includes a rotation angular velocity computation section, a feedback gain determination section, and a dead time compensation amount determination section. The rotation angular velocity determination section computes the rotation angular velocity of ... | 10/24/2006 |
| 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 a switch or by moving a transmission range selector to a Low range wh... | 09/05/2006 |
| 7024298 | Control apparatus for vehicle provided with an automatic transmission, and method of controlling the same A vehicle is provided with an engine (1), an automatic transmission (2) connected to the engine (1), a detection device (21–24, 31) which detects an operating state of the transmission (2), and a torque regulating mechanism (1... | 04/04/2006 |
