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| Number | Title | Issue Date |
| 7367922 | Device for controlling an automatic gearbox A device for controlling an automatically shifting transmission of a motor vehicle is provided. A first selection device which sets gear speeds adjustable in an automatic mode, a second selection device which manually sets the gears of the transmission in a manual m... | 05/06/2008 |
| 7275374 | Coordinated multivariable control of fuel and air in engines Methods and systems for controlling a diesel engine using a combined fuel and air-side controller are disclosed. An illustrative method may include the steps of providing a combined fuel and air-side controller adapted to coordinate both the fuel and air-side contro... | 10/02/2007 |
| 7179195 | Driving force control apparatus and method for hybrid vehicle A driving force control apparatus for a hybrid vehicle includes a section for determining a target driving torque based on an accelerator opening degree and a vehicle speed a section for calculating a compensating toque for compensating for decrease in a vehicle dri... | 02/20/2007 |
| 7059999 | Method and device for controlling the drive unit of a vehicle A method and an arrangement for controlling the drive unit of a vehicle are suggested which prevent a lost motion and a dead path in the interpretation of the position of the accelerator pedal for forming a desired acceleration. An acceleration command is derived fr... | 06/13/2006 |
| 7052434 | Throttle opening degree control apparatus for internal combustion engine A vehicle engine is coupled to a driving system that includes a torque converter and an automatic transmission. An ECU sets a target value of an opening degree of a throttle valve based on a depression degree of an acceleration pedal. The ECU changes the throttle op... | 05/30/2006 |
| 7011602 | Shift control for continuously-variable transmission A shift control apparatus for a continuously-variable transmission includes a controller for controlling a transmission ratio in a normal mode in accordance with a sensed vehicle speed and a sensed accelerator operation condition. The controller determines a second-... | 03/14/2006 |
| 6945907 | Method and apparatus for controlling the operation of a motor vehicle drive train A target engine rotational speed depending at least upon the position of an accelerator pedal position and a motor vehicle speed is determined in a method for controlling the operation of a motor vehicle drive train having a drive motor and a branched power transmis... | 09/20/2005 |
| 6926638 | Method for carrying out an automated clutch actuation during non-driven operational phases The invention relates to a process for carrying out an automated clutch actuation of a motor vehicle with a drive engine and a transmission, connected to said drive engine by way of a clutch, in which process the clutch exhibits both an opened and a closed operating... | 08/09/2005 |
| 6855092 | Throttle control method and method of selecting powertrain objectives An electronic throttle controller adjusts vehicle acceleration based on accelerator pedal movement. The controller compares a rate of change of a pedal voltage with a rate of change of a filtered pedal voltage. The filtered pedal voltage depends on filter alpha valu... | 02/15/2005 |
| 6830532 | Method for controlling a powertrain having multiple torque sources A method for controlling a powertrain in a motor vehicle having a first torque source and a second torque source each providing a torque output to a transmission includes determining a vehicle speed and a current gear selection of the motor vehicle. A threshold valu... | 12/14/2004 |
| 6827668 | Engine control system The system of the invention for adjusting a transmission ratio in a transmission, which is built into a motor vehicle, includes at least two determining elements with the aid of which values are determined based on different determining modes. These values represent... | 12/07/2004 |
| 6743150 | Lock-up control device for torque converter of automatic transmission A lock-up control device for a lock-up torque converter of an automatic transmission is provided which starts measuring an elapsed time when the throttle opening exceeds a first predetermined value due to depression of an accelerator pedal during lock-up clutch slip... | 06/01/2004 |
| 6736757 | Speed shift control apparatus of automatic transmission A downshift control determines whether a commanded downshift is a downshift oriented toward minimum shock or a downshift oriented toward responsiveness, based on inputs from various sensors. The oil pressure on the hydraulic servo which controls the releasing-side f... | 05/18/2004 |
| 6692407 | Vehicle engine controller An engine controller for a vehicle having an engine and an automatic transmission, the automatic transmission controlling the engine during a coast-down to a predetermined gear stage, the engine controller having an engine speed detection unit that detect... | 02/17/2004 |
| 6689017 | Shift control apparatus for an automatic transmission and shift control method for an automatic transmission A control apparatus effects shift control of an automatic transmission to produce gear stage shifting using a first shift pattern in which gear stage shifting is based on vehicle speed and throttle opening and a second shift pattern in which gear stage sh... | 02/10/2004 |
| 6685597 | Line pressure control system for automatic transmission A line pressure control system for an automatic transmission wherein a shift range is determined by selectively engaging friction elements by means of a line pressure controlled according to an input torque of said automatic transmission. In the present i... | 02/03/2004 |
| 6676566 | Control system for an automatic transmission of a vehicle A control system for an automatic transmission of a vehicle is disclosed. The automatic transmission operates in a manual operating mode in which a shift position of the automatic transmission can be changed according to a shift instruction issued by a dr... | 01/13/2004 |
| 6656086 | Shift control method for an automatic transmission of a vehicle In order to consider a vehicle driving altitude in a shift control method, an atmospheric pressure is detected, values of shift control variables are reset based on the detected atmospheric pressure when a predetermined atmospheric pressure applying condi... | 12/02/2003 |
| 6638197 | Twin clutch transmission with gear hit noise suppression system A control unit is provided for controlling a twin clutch mechanism which includes first and second automatic clutches respectively incorporated with first and second groups of gears. The control unit is configured to carry out establishing a condition whe... | 10/28/2003 |
| 6623403 | Shift control method for an automatic transmission A shift control method for an automatic transmission based on one of a first shift pattern based on vehicle speed and an opening degree of a throttle valve and a second shift pattern based on the vehicle speed and a road condition includes the steps of sw... | 09/23/2003 |
| 6527672 | Method for controlling the automatic gearbox of a motor vehicle during spontaneous release of the accelerator pedal A method for controlling an electronically controlled automatic transmission wherein the spontaneous gas/pedal release (FastOff) is detected and an upshift prevention system is activated when a pedal position gradient (PSTG) is lower than a pedal position... | 03/04/2003 |
| 6434464 | Process for evaluating the driving dynamic request of the driver for the driving strategy of an automatic/automated transmission The invention concerns a process for evaluating a driving dynamic request of a driver for the driving strategy of one of an automatic or automated transmission of a motor vehicle. It is proposed to calculate an accelerator pedal stroke, from the accelerat... | 08/13/2002 |
| 6368249 | Driver responsive power-on downshift control An improved power-on downshift control wherein the off-going clutch pressure is controlled to achieve a desired trajectory of the input shaft during the shift, and wherein the desired trajectory is scheduled to optimize shift smoothness under ordinary con... | 04/09/2002 |
| 6259984 | Automatic transmission control with object-oriented program An electronic control system for an automatic transmission has an electronic control unit including a CPU and a memory. The control program is programmed based on an object-oriented programming. An object such as a domain control unit or individual contro... | 07/10/2001 |
| 6233512 | Method/system for controlling upshifting in an automated mechanical transmission system A control system/method to minimize unwanted multiple upshifts in an automated mechanical transmission system (12). After a full-throttle upshift (54A), the engine speeds at which upshifts are commanded are increased from a default value (54) to a modifie... | 05/15/2001 |
| 6213916 | Apparatus for operating a clutch in an automated mechanical transmission An apparatus and method for controlling the engagement rate of a clutch in a partially or fully automated mechanical transmission in response to an indication provided by the driver, such as the depression of an accelerator pedal of the vehicle. The appar... | 04/10/2001 |
| 6138070 | Controller for a continuously variable transmission A controller for a continuously variable transmission of a vehicle sets a command speed ratio so that a real speed ratio approaches a target speed ratio which is set according to running conditions including throttle opening. When an upshift is performed,... | 10/24/2000 |
| 6012009 | System for determining the gear ratio changes for an automatic transmission The invention proceeds from a system for determining the changes in gear ratio for an automatic transmission of a vehicle. In the system, at least two different pregiven associations (shift programs) are selected in dependence upon the detected vehicle sp... | 01/04/2000 |
| 5961420 | Transmission control systems with shift determination based on pedal fluctuations within limits which vary with engine speed A vehicle transmission control system in which a central control unit issues signals to an associated main drive clutch actuator and to ratio actuating means to effect changes in the operative ratio of an associated transmission in accordance with a prede... | 10/05/1999 |
| 5951437 | Apparatus for controlling upshifts or downshifts as a function of throttle speeds in a continuously variable transmission and method thereof The up-shift is discriminated to be in any one of a first up-shift mode in which the throttle opening degree remains nearly constant, a second up-shift mode accompanying the operation for nearly fully closing the throttle or a third up-shift mode accompan... | 09/14/1999 |
| 5924959 | Device for controlling an automatic transmission and an engine for vehicles A device for controlling an automatic transmission and an engine for vehicles expanding a range of direct drive to improve fuel efficiency and decreasing the shock due to the transmission of torque at the time of acceleration or deceleration. The device c... | 07/20/1999 |
| 5795266 | Control device for lockup clutch When the change rate dθTH of an accelerator opening degree exceeds a reference value at a time point t0 as a result of the depression of an accelerator pedal, a predetermined target speed ratio eECONOMY taking preference of a specif... | 08/18/1998 |
| 5769754 | Kickdown control method for automatic transmission A kickdown control method for automatic transmission wherein a transmission control unit TCU receives signals regarding three variables for a throttle opening rate just prior to an abrupt operation of the accelerator pedal, the vehicle speed and the throt... | 06/23/1998 |
| 5662548 | Start controller for automatic transmission An automatic transmission control unit switches on and off operations for a plurality of solenoids in response to combinations of throttle openings estimated on the basis of an output of a throttle sensor and vehicle speeds estimated on the basis of an ou... | 09/02/1997 |
| 5655990 | Shift control method for electric vehicle A shift map used for controlling the shifting of a transmission in an electric vehicle based on the accelerator opening degree and the vehicle speed as parameters has a medium shift stage region in a higher shift stage region established in a medium vehic... | 08/12/1997 |
| 5607373 | CVT ratio rate control as a function of throttle release rate A control system for an engine-CVT drive-train includes a ratio control element positionable to various command positions in response to a rate of change per unit time of CVT ratio determined by a controller to establish various CVT ratios. The controller... | 03/04/1997 |
| 5527232 | Method for controlling a continuously variable transmission of a motor vehicle A method for controlling a preferably electrohydraulically actuated continuously variable transmission of a motor vehicle equipped with an internal combustion engine provides, in and ahead of curves, a retention of the last gear ratio set. The gear-ratio ... | 06/18/1996 |
| 5499953 | Control device having compensation means for changing predetermined throttle pedalling speeds of automatic transmission for vehicle A control device of an automatic transmission capable of controlling the operation so as to suit the gearshift operation to a driver's pedalling operation for acceleration and deceleration. The control device selects a gearshift pattern corresponding to a... | 03/19/1996 |
| 5475590 | Automatic transmission torque converter bypass clutch control using engine torque compensation A system and method for controlling the bypass clutch of an automatic transmission includes an electronic microprocessor, an electronic memory accessible to the microprocessor, solenoid-operated bypass valve, pressure actuated bypass clutche, a variable f... | 12/12/1995 |
| 5417623 | Method of controlling continuously variable transmission for motor vehicle for acceleration and deceleration skip control A continuously variable transmission on a motor vehicle is controlled to control a speed reduction ratio using, as a control value, a rate of change di/dt of the speed reduction ratio that is determined using a reserve horsepower of an engine on the motor... | 05/23/1995 |
