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| Number | Title | Issue Date |
| 8021268 | Vehicular control apparatus and control method The invention provides a control apparatus and a control method for a vehicle provided with an automatic transmission which has an automatic shift mode in which a gear is selected according to a running state and a manual shift mode in which a gear is selected accor... | 09/20/2011 |
| 7967726 | Method and an apparatus for controlling shifting of an automatic transmission A method of controlling an automatic transmission includes determining whether a coast-down control condition is met, and performing coast-down control if the condition is met. The coast-down control includes selectively downshifting, such that engine speed is maint... | 06/28/2011 |
| 7393305 | Controller for automatic transmission In performing a down-shift based on a driver's intention of deceleration, an engine output increasing control is started at a time when a transfer torque capacity of the releasing clutch becomes small or zero and the actual oil pressure decreases to an initial oil p... | 07/01/2008 |
| 7314428 | Downshift control for automotive automatic transmission An automotive automatic transmission control system is provided which is designed to increase the output of an engine in response to a driver's request to downshift a transmission for setting up the engine braking and to load the amount of working fluid to an on-com... | 01/01/2008 |
| 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 throttle idle maximum. A throttle maximum increase is determined whe... | 12/11/2007 |
| 7285071 | Downshift control for automotive automatic transmission An automotive automatic transmission control apparatus is provided which works to increase the power of an engine in response to a request to down-shift the gear of an automatic transmission for developing the engine braking. The control apparatus includes a fail-sa... | 10/23/2007 |
| 7211027 | Vehicle control apparatus operable during shifting of transmission An apparatus for controlling an automotive vehicle including an engine and an automatic transmission. The apparatus is operable upon generation of an engine-output control command requiring an output of the engine during a shift-up action of the transmission initiat... | 05/01/2007 |
| 7182711 | Vehicle trajectory control system A method for controlling an engine coupled to a transmission is described. The method is especially suited for a transmission having at least one gear in which an over-running clutch is present. The invention describes a method for adjusting an engine operating para... | 02/27/2007 |
| 7160227 | Control apparatus and control method for vehicle A control apparatus and method for a vehicle including a stepped automatic transmission and a shift control device which controls an operation of the automatic transmission based on a vehicle state such as a value corresponding to a driving force required for the ve... | 01/09/2007 |
| 7152725 | Control system for transmission A control system for a transmission (T/M) including a select lever (r) operable to shift from a neutral position (N) to a running position (D, R) and vice versa, and a control part (c) to control a changing gear operation of the transmission in accordance with the p... | 12/26/2006 |
| 7124014 | Electronic throttle control device of internal-combustion engine An electronic throttle control device of an internal-combustion engine includes an electronic control unit (ECU) having a judgment function portion that judges whether an engine control system and an engine driving condition are normal, and plural kinds of pre-set c... | 10/17/2006 |
| 7050898 | Vehicle driving force control In a vehicle driving force control apparatus for controlling a driving force of the vehicle to achieve a target acceleration or a target vehicle speed, a running resistance estimating section calculates an estimated running resistance. A target acceleration modifyin... | 05/23/2006 |
| 7014592 | System and method for controlling an automatic transmission in a vehicle A method for controlling an automatic transmission in a vehicle is provided. The method selectively provides automatic engine braking for the vehicle. When it is determined that automatic engine braking is desired, the upshift schedule is increased, such that a high... | 03/21/2006 |
| 7001307 | Shift control apparatus for vehicular automatic transmission and method thereof An automatic shift control is executed in an automatic transmission with 5 shift speeds of range hold type in the highest gear stage of a shift range at the manual shift mode. Upon selection of a shift mode from the automatic shift mode to the manual shift mode, the... | 02/21/2006 |
| 6957138 | Travel control apparatus of vehicle A vehicle travel control apparatus makes an own vehicle automatically follow a vehicle in front by setting a target acceleration/deceleration G0 using travel data expressing behavior of the vehicle, travel environment, driving operations and others. Here, dur... | 10/18/2005 |
| 6929583 | Shift control apparatus and shift control method for a vehicular automatic transmission A shift control apparatus for a vehicular automatic transmission provided with a fuel cut apparatus which cuts off fuel supplied to an engine when an engine speed exceeds a predetermined value during deceleration of a vehicle, and an automatic transmission in which ... | 08/16/2005 |
| 6931315 | Shift control apparatus and shift control method for a vehicular automatic transmission A shift control apparatus for a vehicular automatic transmission provided with a fuel cut apparatus which cuts off fuel supplied to an engine when an engine speed exceeds a predetermined value during deceleration of a vehicle, and an automatic transmission in which ... | 08/16/2005 |
| 6908412 | Control apparatus for continuously variable transmission When an operator takes his foot from an accelerator pedal, a returning speed of the accelerator pedal is calculated from a signal of an accelerator sensor. In case where the returning speed is larger than a reference value, it is judged that the operator intends to ... | 06/21/2005 |
| 6908413 | Driving control apparatus for vehicle and driving control method for vehicle In the case where a signal for coasting time downshifting is output while fuel cut is performed and fuel supply is stopped, and a hydraulic pressure PC1 of a low speed side frictional engagement device is being gradually increased and an engine speed NE i... | 06/21/2005 |
| 6902512 | Power output apparatus and movable body with power output apparatus mounted thereon The technique of the invention sets a relationship between the throttle opening (corresponding to the accelerator opening), the vehicle speed, and the target torque of a drive shaft, so as to enable a greater braking torque to be output in a working status of a crui... | 06/07/2005 |
| 6882925 | Gear stage detection device A gear stage detection device according to the present invention comprises output shaft side pulse generating mechanism (21) for generating a pulse in a number which corresponds to a rotary phase of an output shaft (9) of a transmission (T/M), input sh... | 04/19/2005 |
| 6863047 | Method of controlling engine speed during performance shift A method and system of automatically controlling engine speed of a vehicle in a turn employs an engine control system (10) to determine an optimal engine speed for the turn and an actual engine speed as sensed by an engine speed sensor (38). Engine con... | 03/08/2005 |
| 6740006 | Control device for an automatic transmission A control device for an automatic transmission which prevents an automatic transmission from executing a “busy-shift” caused by a lower gear ratio of the highest gear, and which reduces revolutions of a driving power source at high speed. The control device incl... | 05/25/2004 |
| 6697727 | Method and system for controlling a drivetrain retarder A method of operating a retarder control system for a drivetrain retarder such as an engine compression brake of a heavy-duty truck vehicle is disclosed. The method of operation includes three novel subsets each of which controls the operational state and... | 02/24/2004 |
| 6632156 | Method of controlling continuously variable transmission A static hydraulic continuously variable transmission includes a fixed capacity swash type hydraulic pump and a variable capacity swash type hydraulic motor, connected by a hydraulic closed circuit. A control system and method controls hydraulic pressure ... | 10/14/2003 |
| 6604039 | Control of toroidal continuously variable transmission The trunnion (23) of a vehicle toroidal continuously variable transmission is displaced by a step motor (52) via a control valve (56) and oil pressure servo cylinder (50) in order to vary a speed ratio of the transmission. A controller (80) calculates a t... | 08/05/2003 |
| 6530862 | System and method for compression braking within a vehicle having a variable compression ratio engine A system and method for braking a vehicle 12 having a variable compression ratio engine 14 and a compression braking system 16. System 10 is adapted to utilize the variable compression ratio engine 14 and the compression braking system 16 in a synergistic... | 03/11/2003 |
| 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 |
| 6519520 | Shift control system of an automatic transmission and a method thereof A shift control method and a system thereof of an automatic transmission equipped with a manual shift lever apply a modified shift pattern when a vehicle driving state satisfies a predetermined condition for changing a shift pattern during driving in a se... | 02/11/2003 |
| 6491603 | Automated transmission shift control A method/system for controlling shifting in an automated mechanical transmission system (10) utilized on a vehicle having an engine brake (ECB), preferably controlled by an ECU (28). Shifts to be initiated while the engine brake is active and engine brake... | 12/10/2002 |
| 6478716 | Vehicle deceleration controller A vehicle deceleration controller which is able to relatively reliably satisfy the intended deceleration of the driver irrespective of changes in the vehicle speed, the gradient of the driving road surface and the total weight of the vehicle includes a de... | 11/12/2002 |
| 6427108 | Control system for automatic vehicle transmission A control system for an automatic vehicle transmission, in which the running resistance acting on the vehicle and the driving force generated by the vehicle are calculated, and a slope of a road on which the vehicle travels is estimated based on at least ... | 07/30/2002 |
| 6416440 | Semi-automatic power shift transmission and shift control method thereof A semi-automatic power shift transmission for use in a forklift truck includes a manual shift lever with first and second gear positions, a hydraulically shifted transmission gear mechanism operable in one of first and second gear ratios corresponding to ... | 07/09/2002 |
| 6394926 | Powertrain for automatic transmission and hydraulic control system for controlling the same A hydraulic pressure distributor includes a low control valve, an N-R control valve, a line pressure control switch valve, a first fail-safe valve controlled by control pressure supplied from the low control valve and from the second pressure control valv... | 05/28/2002 |
| 6368247 | Speed ratio control system for continuously variable transmission A continuously variable transmission that can provide a sufficient engine braking during a downhill running time with neither complicating the control nor inviting an increase in the program capacity is established. In a gear ratio control system 60 for g... | 04/09/2002 |
| 6349253 | System and method for controlling downhill vehicle operation A system for controlling downhill vehicle operation includes an electronically actuatable engine compression brake unit associated with an internal combustion engine, an electronically controllable turbocharger boost pressure adjustment device, electronic... | 02/19/2002 |
| 6287237 | Method of controlling the drive train of a motor vehicle and drive train controller of a motor vehicle A brake signal which is triggered by the driver by activating the brake pedal is converted into a required braking torque. A setpoint value for the engine drag torque is determined on the basis of the braking torque. The transmission ratio of an automatic... | 09/11/2001 |
| 6231474 | Automated transmission downshift control A method/system for controlling downshifting in an automated mechanical transmission system (10) utilized on a vehicle having a manually controlled engine brake (46) and foot brake (44) system. The engine speed at which downshifts are commanded (ESD | 05/15/2001 |
| 6106433 | Control system of automotive automatic transmission A motor vehicle includes an internal combustion engine and an automatic transmission powered by the engine. The engine has a throttle valve for controlling the amount of air fed thereto. The transmission selectively assumes an Over-drive possible D-range ... | 08/22/2000 |
| 6106434 | Apparatus and method for controlling gearshifts in response to gradient, vehicle speed and busy shift areas or engine brake areas An automatic transmission control apparatus for a vehicle and a control method thereof keep the optimum vehicle speed even on a road with a gradient such as an up hill or an down hill in line. Whether or not it is necessary to change the gear ratio is det... | 08/22/2000 |
