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Indication or control of braking, acceleration, or deceleration

Subclass of:

701 - Data processing: vehicles, navigation, and relative location

701001000 - VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
701093000 Vehicle speed control (e.g., cruise control) 226
701071000 Antiskid, antilock, or brake slip control 167
701082000 Antispin, traction control, or drive slip control 83
Entries
DocumentTitleDate
20110178687ADJUSTABLE BRAKE BOOSTER - The present invention relates mainly to a brake booster that is adjustable, notably in terms of the value of the jump.07-21-2011
20130030666DRIVING SUPPORT SYSTEM - An electronic control unit is provided with a braking device formed of a brake pedal which exerts braking force on a vehicle, a brake actuator, braking units and the like, a vehicle speed change rate setting device which sets a target vehicle speed change rate, and a vehicle speed control device which performs vehicle speed control to realize the target vehicle speed change rate by predetermined operation to the braking device performed by a driver. The vehicle speed change rate setting device sets a target vehicle speed change rate to accelerate the vehicle when the predetermined operation is performed while the vehicle stops, for example.01-31-2013
20130030665METHOD AND APPARATUS FOR VEHICLE SWAY DETECTION AND REDUCTION - A method and apparatus for controlling a vehicle involves determining if the vehicle is swaying and if the vehicle is swaying, reducing a torque of an engine of the vehicle and/or applying independent braking forces to each wheel of the vehicle. A vehicle for controlling vehicle sway includes an engine, a plurality of wheels, a braking system configured to apply independent braking forces to each wheel, and a controller configured to control the engine and the braking system. The controller is configured to determine a correlation coefficient in accordance with any phase shift occurring between a yaw acceleration signal and a lateral acceleration signal. The correlation coefficient is compared to a threshold value to determine whether the vehicle is swaying. If the vehicle is swaying, the controller causes a torque of the engine to be reduced and/or braking forces to be applied independently to each wheel.01-31-2013
20110184617DRIVER ASSISTANCE SYSTEM FOR AVOIDING COLLISIONS OF A VEHICLE WITH PEDESTRIANS - A driver assistance system for avoiding collisions of a vehicle with pedestrians, the system including a camera sensor and/or a beam sensor. When an object moving at a given speed on a pedestrian crossing is detected, the object is detected as being a pedestrian with a probability that is sufficiently high to output a warning to the driver, reducing the likelihood of a potential collision.07-28-2011
20120203435BRAKE ASSIST SYSTEM - A method for automatic braking of a vehicle in order to avoid collision with road users is contemplated. The method may be used in avoiding or mitigating collisions with users in adjacent lanes. The method may include monitoring adjacent lanes of a road for detecting the relative approach of road users in said adjacent lanes to said vehicle, and providing a signal indicative thereof, detecting a left or right hand turn of the vehicle and providing a signal indicative thereof, calculating, in response to said signals, if a collision with an approaching road user is imminent, and providing a signal indicative thereof, and activating, in response to the signal that a collision with the approaching road user is imminent, the brakes of the vehicle.08-09-2012
20090210126METHOD OF DISTRIBUTING BRAKING BETWEEN THE BRAKES OF AN AIRCRAFT - A method of distribution braking between the brakes of an aircraft. The method includes a first step of estimating a braking force objective and a steering torque objective to be achieved by the brakes of the aircraft. It also includes the steps of defining at least two groups of brakes (08-20-2009
20090210125WATER-COOLED ELECTROMAGNETIC RETARDER, A METHOD OF CONTROLLING SUCH A RETARDER AND A MOTOR VEHICLE COMPRISING SUCH A RETARDER - The present invention concerns an electromagnetic retarder intended to be used in the field of motor vehicles, in particular in the field of industrial vehicles such as heavy goods lorries, buses and coaches. However, the use of an electromagnetic retarder is not limited to a particular category of motor vehicle classed according to their use or weight. On the contrary, the electromagnetic retarder according to the invention can be used also for vans and other light motor vehicles, as the description will subsequently show. For this reason, the present invention will be described with reference to motor vehicles in general, without distinction.08-20-2009
20090210124Method and device for controlling a motor vehicle comprising an electronically controlled brake system with driving dynamics control - A motor vehicle includes an electrohydraulic brake system with driving dynamics control, a master brake cylinder (08-20-2009
20120173110ACCELERATION ADJUSTER FOR VEHICLES WITH AN ELECTRONIC ACCELERATOR - An aftermarket amplifier of acceleration signal (FIG. 07-05-2012
20120173108INVERTED PENDULUM TYPE VEHICLE - According to an inverted pendulum type vehicle 07-05-2012
20100088000DEVICE AND METHOD FOR ADJUSTING THE DRIVEABILITY OF AN AUTOMOBILE - The invention relates to a method for adjusting the driveability of at least one wheel of a vehicle, in particular an automobile, that comprises a wheel driving engine (04-08-2010
20100023233VEHICLE HAVING SPEED CONTROL UNIT - A tractor is disclosed as a four-wheel drive vehicle with a movable seat back, with a seat height adjustment and with a varying load capability.01-28-2010
20130211682SYSTEM AND METHOD FOR TRAFFIC SIGNAL RECOGNITION - Detecting traffic signaling of a mobile environment includes receiving image frames captured by an imaging device to detect a traffic signal candidate therefrom based on at least a vehicle location. A score having a predefined value is established for the traffic signal candidate. The traffic signal candidate is tracked by incrementing the score when the traffic signal candidate is determined to appear, based on a probabilistic estimator that indicates an expected value for a location of the traffic signal candidate, in a tracked image frame of the captured image frames. The score is decremented when the traffic signal candidate is determined not to appear, based on the probabilistic estimator, in the tracked image frame. The traffic signal candidate is recognized as a traffic signal based on whether the score is above a specified threshold.08-15-2013
20090281701MULTI-MODE ACCELERATOR FOR AUTOMOBILE AND METHOD - An accelerator pedal for an automobile, truck or other vehicle has three ranges of motion corresponding to three operating zones or modes of the vehicle. Moving the accelerator to the first range of motion maintains the vehicle at a constant speed as a first zone or mode of operation. Moving the accelerator pedal to the second range of motion provides a controlled gradual acceleration of the vehicle in a fuel efficient manner. This second zone or mode of operation is controlled by a computer control. Moving the accelerator to the third range of motion changes the operating mode of the vehicle to the third zone which provides normal operation of the accelerator to control the speed of the vehicle. Indicators may be provided to the driver to indicate the operating mode. An indicator may be provided on the rear of the vehicle to indicate operating mode to other drivers. The accelerator control may be added as a retrofit to existing vehicles or provided as factory equipment on new vehicles.11-12-2009
20090192688SYSTEM FOR SENSING ROAD AND TRAFFIC CONDITIONS - A traffic sensing system for collecting information on traffic conditions is provided. A traffic sensing system includes a traffic sensing server and a mobile traffic sensing device that sends traffic reports to the traffic sensing server. An MTS device may use an accelerometer integrated into a smart phone to detect potholes, to detect when the vehicle is braking, to detect whether the MTS device is being transported via a vehicle or a pedestrian, to detect horns sounding, and so on. The MTS device reports the various conditions to the traffic sensing server for accurate assessment of traffic conditions at stretches of road through which vehicles transporting MTS devices travel.07-30-2009
20090192686Method and Driver Assistance System for Sensor-Based Drive-Off Control of a Motor Vehicle - A method for controlling the drive-off of a motor vehicle in which the area in front of the vehicle is sensed using a sensor device and a drive-off enabling signal is automatically output after the vehicle stops, if the traffic situation allows. Features of the road in the area in front of the vehicle are extracted from the data of the sensor device, and on the basis of these features, at least one enable criterion is checked, a positive result indicating that the road is clear.07-30-2009
20100049414CONTROL APPARATUS FOR ELECTRIC VEHICLE - The present invention provides a control apparatus for an electric vehicle which improves safety in an electric vehicle capable of traveling using creep torque. The electric vehicle includes a motor/generator for driving vehicle wheels. In a low vehicle speed region during startup or the like, creep torque is output from the motor/generator even when an accelerator pedal has not been operated, and therefore the electric vehicle can be started gently. The electric vehicle is also provided with a friction brake system for applying vehicle braking through frictional force. When an EV control unit for setting a target creep torque of the motor/generator determines that an abnormality has occurred in the friction brake system (step S20), the target creep torque is set lower than normal (step S30). Therefore, when an abnormality that may cause a reduction in a braking force occurs in the friction brake system, a propulsive force of the electric vehicle can be reduced, and as a result, the safety of the electric vehicle can be improved.02-25-2010
20110202250Brake Control Apparatus - Disclosed is a brake control apparatus which includes a brake booster for augmenting deceleration, and which addresses the problem in conventional brake control apparatuses that deceleration and pedal reaction force depend on driver brake pedal input, and thus the pedal response and the ride comfort from the feeling of deceleration are affected by the manner in which the brake pedal is actuated by the driver. The brake control apparatus comprises a pedal reaction force generation unit for generating a pedal reaction force on the brake pedal, and a brake control unit for controlling the brake force in such a way as to suppress driver brake input fluctuations, wherein the pedal reaction force generation unit suppresses pedal reaction force fluctuations in accordance with specific deceleration and pedal reaction force characteristics. The brake control apparatus further comprises a calculation unit for calculating a target deceleration on the basis of lateral acceleration information in the left-to-right direction of the vehicle, wherein the brake control unit suppresses the brake force in such a way that the target deceleration is produced and, when the amount by which the brake pedal is depressed reaches a specific amount in respect of the target deceleration, the pedal reaction force generated by the pedal reaction force generation unit may be increased.08-18-2011
20110202249METHOD OF RELEASING THE BRAKES OF A MOTOR VEHICLE FITTED WITH AN ASSISTANCE DEVICE FOR STARTING ON A SLOPE, SUCH AN ASSISTANCE DEVICE, AND MOTOR VEHICLE COMPRISING IT - A method of releasing brakes of a motor vehicle including: if no vehicle start command takes place, after manual application of the vehicle brakes in a position to immobilize the vehicle when at rest is over, an assistance device progressively releases the brakes according to a suitable control scheme configured to make the vehicle move under its own weight, generally tending towards predetermined non-zero speed and acceleration conditions, and then, when the predetermined conditions are considered to have been reached, the assistance device stops releasing the brakes.08-18-2011
20110202248METHOD AND CONTROL/REGULATION SYSTEM FOR BRAKING A VEHICLE, AND VEHICLE - A method and a control/regulation system for braking a vehicle having a regenerative braking system and a nonregenerative braking system, and a vehicle employing the same. The method includes detecting a position and/or a motion of an accelerator pedal and then determining whether the detected position and/or motion corresponds to a specifiable position or to a specifiable motion which is associated with a deceleration request. The regenerative braking system is correspondingly activated when the result of the check is positive. The nonregenerative braking system is additionally activated for a deceleration request which exceeds a braking capability of the regenerative braking system.08-18-2011
20110202247TRAVELING VEHICLE SYSTEM AND METHOD OF AVOIDING INTERFERENCE WITH TRAVELING VEHICLE - A traveling vehicle is equipped with an obstacle sensor to detect a distance to an obstacle and an orientation relative to the obstacle. A map of a travel route of the traveling vehicle is stored. A detection area where deceleration of the traveling vehicle is required if there is any obstacle in the detection area is repeatedly generated based on the position of the traveling vehicle from the map. Among obstacles detected by the obstacle sensor, an obstacle in the detection area is detected. Deceleration control of the traveling vehicle is implemented to prevent interference with the detected obstacle.08-18-2011
20110202246VEHICLE PARKING BRAKE CONTROL SYSTEM - A system for controlling a parking brake for a motor vehicle includes a first operator control arrangement and a control unit. The control unit puts the parking brake into a disengaged position by actuating a first electrical actuator when it recognizes a release request on the first operator control arrangement. In order to release the parking brake at least in the event of a fault in the first operator control arrangement and/or in the first electrical actuator, provision is also made for the control unit to put the parking brake into the disengaged position by actuating a second electrical actuator, which is independent of the first electrical actuator, redundantly when it recognizes an emergency release request on a second operator control arrangement.08-18-2011
20110202245METHOD FOR ASSISTING WITH HILL STARTS - A method for assisting a motor vehicle with a hill start, the motor vehicle having previously been held stationary when parked by a brake. The method measures inclination of the vehicle, previously establishes a map between engine torque and engine speed, defines, within the map, an authorized zone and a forbidden zone, provides a vehicle engine speed value, provides a vehicle engine torque value, deduces from these coordinates of the engine operating point within the map, and releases the brake automatically only if the coordinates of the operating point lie within the authorized zone of the map.08-18-2011
20100076657VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle 03-25-2010
20100076656AUTOMATIC STOP-AND-START DEVICE FOR ENGINE - A vehicle is reliably prevented from rolling back during automatic start on a slope or the like. An automatic stop-and-start device includes an engine control unit 03-25-2010
20100114444BRAKE SYSTEM FOR A VEHICLE - The invention relates to a braking system (05-06-2010
20130080012VIBRATION-DAMPING CONTROL DEVICE FOR VEHICLE - A vehicular vibration damping control apparatus calculates a correction torque to suppress vehicle body sprung vibration. In outputting a correction torque command to a driving/braking torque producing device, the control apparatus outputs a hunting time correction torque command smaller than a normal time correction toque command when a state in which amplitude of the correction torque is greater than or equal to a predetermined amplitude continues for a predetermined time length, and thereafter to return an output of the correction torque command from the hunting time correction torque command to the normal time correction torque command if a state in which the amplitude of the correction torque is smaller than or equal to the predetermined amplitude continues for a first predetermined time length. The frequency of performing the vibration damping control is increased by suppressing occurrence of hunting at the time of return to the normal vibration damping control.03-28-2013
20130080013VEHICLE DAMPING CONTROL APPARATUS - A vehicle damping control apparatus is basically provided with a braking/accelerating torque generating component, a corrective torque calculating component, a corrective torque command value output component and a priority level setting component. The braking/accelerating torque generating component is configured to generate braking/accelerating torque in a wheel. The corrective torque calculating component is configured to calculate a corrective torque to suppress vehicle pitching vibration and vehicle bouncing vibration. The corrective torque command value output component is configured to output a corrective torque command value to the braking/accelerating torque generating component based on the corrective torque. The priority level setting component is configured to set a priority level for calculating the corrective torque command value such that vehicle bouncing vibration is suppressed with priority over vehicle pitching vibration.03-28-2013
20130080011METHOD AND SYSTEM TO INCREASE ELECTRIC BRAKE CLAMPING FORCE ACCURACY - The method and system for increasing accuracy of clamping force of electric aircraft carbon brakes, once braking has been commenced, provides a first pair of electric brake actuators with a range of low brake clamping force responsive to low brake clamping force commands, and a second pair of electric brake actuators with a range of high brake clamping force responsive to high brake clamping force commands. The first pair of electric brake actuators is actuated to apply a minimum residual braking force once wheel braking is commenced, and the second pair of electric brake actuators is actuated only when the commanded braking force is in the high range of brake clamping force.03-28-2013
20130085649Towing Vehicle Controller Providing Brake Control to a Towed Vehicle and Method - Various embodiments of a towing vehicle controller and methods for brake control of a towed vehicle are provided. A towing vehicle controller includes: an input for receiving a load signal indicative of a load of a towed and towing vehicle combination; an input for receiving a stability signal indicative of at least one of a yaw rate, a steering angle, and a lateral acceleration of the towing vehicle; and an input for receiving a deceleration signal indicative of an automated deceleration request. Control logic is capable of determining a comparison value prior to receiving the deceleration signal and after receiving the load signal and the stability signal, wherein the determination of the comparison value is based on the load signal and the stability signal. After the deceleration signal is received, the control logic determines a brake control transmission signal based on the deceleration signal and the comparison value.04-04-2013
20090177362BRAKE LINING WEAR SENSOR - An apparatus is provided for measuring wear-induced displacement of a brake lining with respect to an associated brake caliper, comprising a gear mechanism for converting the wear-induced displacement into a rotary movement, having a sensor for detecting the rotary movement, wherein a contact-free coupling is provided for transmitting the rotary movement to the sensor. The apparatus is designed in such a way that the sensor generates an analogue or pulse-width-modulated detection signal for determining the wear-induced displacement of the brake lining, wherein the detection signal corresponds to the respective displacement caused by the rotary movement. The invention also related to a corresponding method for measuring the wear-induced displacement of a brake lining with respect to an associated brake caliper.07-09-2009
20130041564SAFEGUARD SYSTEM FOR VEHICLE - A safeguard system for a vehicle is provided which works as an unintended operation control system. The safeguard system works to calculate an accelerator-manipulated variable representing a degree to which an accelerator of the vehicle is manipulated. When it is found that the accelerator-manipulated variable has dropped at a given rate and then risen within a preselected rise time period, the safeguard system determines that such an operation is an unintended action and controls an operation of the vehicle such as acceleration or speed of the vehicle to minimize the probability of encountering a hazard to the vehicle.02-14-2013
20130041566METHOD FOR CONTROLLING A WHEELED VEHICLE - A method for controlling a vehicle having at least one driving wheel is disclosed. The method comprises operating the vehicle in a normal operation mode when at least one driving wheel is in contact with a ground on which the vehicle operates. The method further comprises operating the vehicle in a limit mode when a speed of the vehicle is above a first vehicle speed and an acceleration of the at least one driving wheel is above a first wheel acceleration. Operating the vehicle in the limit mode includes controlling an engine of the vehicle to at least reduce the 02-14-2013
20130041565VEHICLE BRAKE CONTROL SYSTEM - A vehicle brake control system has a braking detector and a braking controller. The braking detector determines whether a braking operation in a vehicle is within an initial braking stage based on a control condition of a frictional braking system. The braking controller performs initial braking stage control during the initial braking stage by controlling a regenerative braking system to provide a limited braking torque and the frictional braking system to provide a supplemental braking torque, the combination of which provides a target braking torque. The braking controller performs subsequent braking control when the initial braking stage ends to provide an increased regenerative braking torque and a lower supplemental braking torque as the target braking torque.02-14-2013
20100100296TARGET TURNING VEHICLE SPEED SETTING APPARATUS AND BRAKING/DRIVING FORCE CONTROL APPARATUS - A target turn vehicle speed setting device for setting a target turn vehicle speed according to the corner radii obtained from external information. A reference radius used for setting the target turn vehicle speed is set to a minimum value of the corner radii of points included in a corner successively obtained from the external information. When the values of the corner radii of the points decrease, the update of the reference radii is started. When the values of the corner radii increase, the update of the reference radii is ended. The target turn vehicle speed can be more appropriately determined.04-22-2010
20130035835METHOD FOR DETERMINING A FUNCTIONAL STATE OF A PRESSURE BUILD-UP VALVE, AND FUNCTION MONITORING DEVICE FOR A PRESSURE BUILD-UP VALVE OF A HYDRAULIC BRAKE BOOSTER - A method for determining a functional state of a pressure build-up valve of a hydraulic brake booster of a brake system, having the following steps: comparing an activation intensity of an activation of a brake activating element of the brake system to a predefined minimum activation intensity; if the brake activation intensity is less than or equal to the minimum activation intensity, determining the functional state, taking into account a pressure change over time in at least a partial volume of the hydraulic brake booster; if the brake activation intensity is greater than the minimum activation intensity, determining the functional state, taking into account an operating mode which is predefined for a pressure reduction valve of the hydraulic brake booster. A function monitoring device for a pressure build-up valve of a hydraulic brake booster of a brake system is also described.02-07-2013
20130035834Wheel End Condition Detection - An enhanced wheel data processing unit may analyze tire air temperature data from a tire pressure monitoring system (TPMS) and antilock brake system (ABS) wheel speed sensor fault codes from an ABS controller within a vehicle. When the enhanced wheel data processing unit determines that the tire air temperature is above a predetermined threshold for a given tire and that an ABS wheel speed sensor fault code exists for the wheel end corresponding to the same tire, the enhanced wheel data processing unit may initiate a vehicle shutdown or derate procedure. The vehicle shutdown or derate procedure may include instructions to give an operator of the vehicle a warning indicator for a predetermined time period before shutting down or derating the engine power to the vehicle.02-07-2013
20100042303Motor vehicle operator identification and maximum speed limiter - A programmable device that interfaces with a motor vehicle. The device is programmed to identify the operator who is gaining access to the motor vehicle. The device is further programmed to associate a maximum allowable speed with each person allowed to operate the motor vehicle. The device incorporates an access and operation means together with a computer that is compatible with the motor vehicle on board computer. The computer includes in it's output a signal that controls the maximum allowable speed that the on board computer will permit the motor vehicle to operate at for the identified operator.02-18-2010
20100106387COLLISION REDUCING DEVICE - A collision reducing device including a radar, an image sensor, a collision mitigation, and a brake. A collision predicting section of the collision mitigation has a first actuating section for causing a vehicle control section to perform running control when a collision possibility exceeds a reference value in one-frame determination, a second actuating section for causing the vehicle control section to perform running control when the collision possibility exceeds a reference value in M-frame determination, and a selecting section for selectively operating the first actuating section and second actuating section, so that the vehicle control section can be operated by two kinds of numbers of determinations, whereby the speed of collision determination can be secured by a smaller number of determinations when operating the first actuating section, while malfunctions can be reduced more by a greater number of determinations when operating the second actuating section.04-29-2010
20100106386METHOD FOR BRAKING A HYBRID VEHICLE AND METHOD FOR IMPROVING A HYBRID VEHICLE IMPLEMENTING SAID METHOD - The invention relates to a method for braking a hybrid vehicle (04-29-2010
20100106385SPRING BRAKE VALVE - Methods and valve arrangements for controlling the flow of pressurized air from a tractor to a trailer reservoir and to a trailer spring brake chamber. In one exemplary embodiment, pressurized air from a tractor is supplied from a tractor to the trailer reservoir and to the trailer spring brake in different filling modes based on a user input. In another exemplary embodiment, pressurized service air is used to charge or partially charge the trailer reservoir.04-29-2010
20090138167Adaptive Driver Assistance Systems With Robust Estimation Of Object Properties - A computer-implemented system and method for estimating properties of objects represented in digital images, comprising the steps of (a) encoding input data from a sensor in a neural map comprising neurons having numerical activation values, wherein the activation values in the neural maps have continuous time dynamics defined by an update scheme; (b) creating, adapting and deleting weights of the neural map in unsupervised, incremental manner; (c) transmitting data from an input map to an output map, based on the values of the weights; wherein each weight between the input map (IM) and a neural output map (OM) has a unique source and destination neuron; and wherein data transmission is directed; and (d) detecting correlations between the input map (IM).05-28-2009
20090132137CONTROLLER OF VEHICLE - A driving/braking force manipulation control input of a k-th wheel, which denotes one or more specific wheels among a plurality of wheels of a vehicle, is determined such that a required condition concerning a relationship among a road surface reaction force that may act from a road surface on the k-th wheel on the basis of the detected values or estimated values of a road surface reaction force and a friction characteristic of the k-th wheel, a feedback control input related to the driving/braking force of the k-th wheel for bringing a difference between a state amount of the vehicle and a reference state amount close to zero, a driving/braking force feedforward control input based on a drive manipulated variable supplied by a driver of the vehicle, and a k-th wheel driving/braking force manipulation control input is satisfied. This arrangement makes it possible to properly control a motion of an actual vehicle to a desired motion while properly considering the characteristics of a road surface reaction force acting from a road surface on a wheel.05-21-2009
20120215411SYSTEM AND METHOD FOR ASSISTING THE BRAKING SYSTEM OF A VEHICLE - A system for assisting the braking system of a vehicle includes a processor, a global position system receiver in communication with the processor, and an antenna for receiving global positioning system signals. The processor may be configured to determine the braking efficiency of the vehicle, collecting global positioning system information from the global position system receiver, determine a distance to an end of a grade of a road the vehicle is traveling based on the global positioning system information, determine if there is a possibility of failure of the braking system of the vehicle based on the braking efficiency of the vehicle and the distance to the end of the grade of the road the vehicle is traveling on, and execute a mitigating action to prevent braking failure.08-23-2012
20120185142VEHICLE STABILITY CONTROL SYSTEM AND METHOD - A method and system for controlling vehicle stability may comprise determining whether a vehicle is oversteering or understeering and, if the vehicle is oversteering or understeering, determining an amount by which to reduce a speed of the vehicle to correct for understeering or oversteering and applying brake pressure to at least the rear brakes of the vehicle to reduce vehicle speed. The method and system also may comprise determining an engine torque reduction amount based on vehicle oversteer or understeer conditions, reducing engine torque by the determined amount or to zero if the determined amount of engine torque reduction is greater than an actual engine torque, and applying braking to at least the rear brakes of the vehicle if the determined amount of engine torque reduction is greater than the actual engine torque.07-19-2012
20100094520Apparatus and Method for Optimizing a Vehicle Collision Preparation Response - A vehicle has wheels, sensors for generating an input data set, and a controller. The controller is in communication with the sensors, including a first sensor for detecting an obstacle on a road surface in a first manner, and adapted to monitor a boundary of the road surface to determine when the wheels are crossing the boundary. A second sensor detects the obstacle in a second manner, and additional sensors determine inertial data of the vehicle. The controller compares the input data set to calibrated thresholds, and determines an appropriate control response such as autonomous braking based on the results. A method optimizes a collision preparation response in the vehicle by measuring the inertial data, detecting the obstacle using a radar or LiDAR device, and monitoring the boundary using an electro-optical device. A supplemental braking force is automatically applied when the vehicle crosses the boundary while the obstacle is detected.04-15-2010
20090043474APPARATUS AND SYSTEM FOR CONTROLLING AUTOMATIC STOPPING OF VEHICLE - A control apparatus is provided to control the stopping of a vehicle. The control apparatus comprises a speed detector that detects a speed of a vehicle, speed acquiring means, target setting means, and control means. The speed acquiring means acquires an actual speed of the vehicle from detected results of the speed detector. The target setting means sets a target acceleration of the vehicle depending on the actual speed when the vehicle is stopped automatically. The control means controls an actual acceleration of the vehicle at the target acceleration.02-12-2009
20090043473APPARATUS FOR ESTIMATING ROAD SURFACE GRADIENT AND VEHICULAR CONTROL APPARATUS USING THE SAME - An apparatus is provided to estimate a gradient of a road surface on which a vehicle travels. The apparatus comprises acquisition, estimation, and compensation members. The acquisition member acquires at least one of acceleration of the vehicle calculated on changes in a travel speed of the vehicle and acceleration sensed from a force applied to the vehicle. The estimation means estimates the gradient of the road surface based on the acquired acceleration. The compensation member compensates the acquired acceleration in terms of influence of noise superposed on the acceleration, depending on an operational condition of the vehicle. The compensated acceleration is used by the estimation. The compensation is carried out by cutting off the noise by a filter, for example.02-12-2009
20090043471Systems and methods for assisting in acceleration of a vehicle during vehicle re-acceleration - In some embodiments, systems and methods are provided for assisting in acceleration of a vehicle during re-acceleration. In one embodiment, a system comprises one or more sensors that monitor vehicular conditions, which are transmitted to and processed by an electronic controller. When the processed signals indicate re-acceleration of the vehicle, the electronic controller activates an aggressive schedule or aggressive throttle map that defines instructions for downshifting a transmission gear position or for increasing a throttle so as to assist in acceleration of the vehicle during re-acceleration. The electronic controller activates the instructions when one or more vehicular conditions of accelerator pedal depression exceed a predefined value during re-acceleration. The electronic controller selects the instructions most appropriate for assisting in acceleration according to the processed signals. The signals are transmitted to a transmission system that downshifts the transmission gear position or to an engine that increases the throttle.02-12-2009
20090043470Methods and systems for automated control of vehicle braking - Method and systems for automated anticipatory braking of a vehicle are provided. In one embodiment, the system comprises a vehicle accelerator movable between a maximum speed position and a minimum speed position, and a sensor configured to determine the rate of travel of the accelerator toward the minimum speed position. The system further comprises a controller configured to utilize the rate of travel of the accelerator to determine if a rapid braking condition is desired, and to provide a control signal to apply increased negative torque to the drive wheels of the vehicle prior to the user applying the vehicle brake. In some embodiments, driver history and/or other vehicle conditions are taken into account. In some embodiments, negative torque is applied via varying of valve timing, control of combustion chamber intake, control of exhaust backpressure, control of motor energy, and/or shifting of a transmission to a numerically higher speed ratio.02-12-2009
20110010067METHOD FOR CONTROLLING A SOLENOID VALVE - In a method for controlling a proportional solenoid valve in a hydraulic system, a model of the hydraulic system is formed, control cycles are predefined, and an estimate is made of the pressure prevailing in the hydraulic system at the end of the control cycle and of the coil current applied to the coil of the solenoid valve based on the variables prevailing at the start of the control cycle, the physical parameters of components of the hydraulic system, and the temperature of the hydraulic fluid.01-13-2011
20110010065METHOD AND DEVICE FOR SPEED REGULATION WHEN TRAVELLING ON AN INCLINE - A method and an apparatus for controlling the speed of a motor vehicle in particular during a hill ascent are described. In a PID controller acting upon the brake system of the motor vehicle the change of the vehicle inclination is fed into the I branch of the controller, thereby providing an adaptive speed control.01-13-2011
20130184952METHOD FOR SETTING CHARACTERISTIC VARIABLES OF A BRAKE SYSTEM IN A MOTOR VEHICLE - In a method for setting characteristic variables of a brake system in a motor vehicle, driver type identification is performed first and the identified driver type is classified into an assigned driver type class. Brake system characteristic variables of this class of driver type are then activated.07-18-2013
20100138126BRAKE HYDRAULIC PRESSURE CONTROLLING APPARATUS FOR VEHICLE - A brake hydraulic pressure controlling apparatus for a vehicle includes a hydraulic pressure block included in a hydraulic pressure unit and including therein a hydraulic circuit, a plurality of electromagnetic valves attached on a surface of the hydraulic pressure block and changing an opening degree of a passage of the hydraulic circuit, and an electronic control unit including an ECU board, which is electrically connected to the electromagnetic valves and on which an electronic control device executing a driving control of each of the electromagnetic valves is provided, and attached on the surface of the hydraulic pressure block so that the ECU board is covered by a case, wherein the ECU board of the electronic control unit is arranged within an area of the surface of the hydraulic pressure block and all of the plurality of the electromagnetic valves are arranged adjacently around the ECU board.06-03-2010
20100138125Device and method for monitoring a magnetic brake on rail vehicles - The present invention relates to a device for monitoring a magnetic brake on rail vehicles, the magnetic brake being connected to a source of voltage for current supply, the device comprising switching on and monitoring of the brake magnet current and the monitoring device including a determining device and an evaluating device, the determining device continuously monitoring the function of the circuit for the current supply to the magnetic brake during braking, and recording the current and/or voltage profile. Here, the evaluating device determines the placement of the magnetic brake on the rail on the basis of the recorded current and/or voltage profile by detection of two zero crossings of the first derivative of the current and/or voltage profile.06-03-2010
20100138124HILL START ASSISTANCE METHOD AND ASSOCIATED DEVICE - A hill start assistance method for a vehicle held in a stationary position by a braking system supplying a braking pressure, the braking system connected to a master cylinder controlled by a pressure transmitted by a user via a brake pedal. The method includes, upon detection of the release of pressure from the brake pedal by a pressure sensor: triggering a time-out; calculating a minimum pressure for holding the vehicle in a stationary position; and adjusting the braking pressure using the braking system such as to reduce the braking pressure in the braking system progressively. The system acts as a pressure regulator, and at the end of the time-out at the latest, the braking pressure is equal to a target pressure that is at least equal to the minimum pressure for holding the vehicle stationary.06-03-2010
20100138123Running control apparatus and running control program for the apparatus - A running control apparatus calculates a target driving or braking torque in a calculating block to control the vehicle driven or braked by this torque at a target speed against a running resistance changed with running circumstances of the vehicle. In a control block, when a driver-required braking torque based on the braking operation of the driver is smaller than the target braking torque, the running control for the vehicle is performed to brake the vehicle by the target braking torque. When the driver-required braking torque becomes higher than the target braking torque, the running control is stopped, and the driver manually brakes the vehicle by the driver-required braking torque. When the driver-required braking torque is decreased to be lower than the target braking torque or a predetermined braking torque corresponding to the release of the braking operation, the running control is restarted.06-03-2010
20100138122Brake Control Method And Brake Control Device For Two-Wheeled Motor Vehicle - To further improve, in a brake control method and device for a two-wheeled motor vehicle that utilizes a wheel cylinder pressure as a parameter for predicting the potential for lifting of a rear wheel, the accuracy of predicting lifting of the rear wheel.06-03-2010
20090306870Antilock Brake System For A Land Craft - Hydraulic brake system and method for controlling a hydraulic brake system for a land craft, in which a quantity of hydraulic fluid delivered to wheel brakes during pressure build-up phases in antilock braking mode is limited so that substantially no hydraulic fluid thereof can flow to a master cylinder.12-10-2009
20120191314ENGINE BRAKE TORQUE MANAGEMENT - A method is provided for controlling the engine torque delivered during engine operation. The method includes, but is not limited to setting a brake torque request value during the engine operation, deriving a request fuel quantity value on the basis of the brake torque request value. The comparison of the value of the brake torque requested with a measured and/or estimated brake torque value allows calculating a brake torque error value, which directly or indirectly modifies the request fuel quantity injected in the engine.07-26-2012
20120191313IN-VEHICLE SYSTEM - In an in-vehicle system, no brake force is generated in a brake control device of a motor vehicle within a predetermined period of time counted from a time when incorrect operation of an accelerator pedal of the motor vehicle is occurred in order to allow the motor vehicle to slightly move in a forward direction. After a predetermined period of time is elapsed, the brake force is increased from zero in order to stop the forward movement of the motor vehicle.07-26-2012
20120191312DRIVE CONTROL DEVICE AND METHOD FOR VEHICLE - A drive control device for a vehicle includes an additional operation reaction force applying part that is configured to apply an additional operation reaction force to an accelerator pedal depending on the speed of depression of the accelerator pedal and the speed of the vehicle, and a lower limit changing part that is configured to change the lower limit of the speed of depression, above which the additional operation reaction force is applied, depending on the traveling direction of the vehicle. Therefore, the drive control device can apply an additional operation reaction force appropriately depending on the vehicle speed and the speed of depression of the accelerator pedal in each traveling direction.07-26-2012
20130073163ELECTRONIC PARKING BRAKE SYSTEM, ASSISTANT STARTING METHOD THEREOF FOR MOTOR VEHICLE - An electronic parking brake system and assistant starting method thereof for a motor vehicle are provided, wherein, the electronic parking brake system receives all sensor signals and detection signals of the motor vehicle; when any one of the following conditions is satisfied, the brake will be released to assist the driver in starting: condition (1): a torque T03-21-2013
20130073162SENSING VEHICLE WHEEL SPEED USING IN-WHEEL MOTOR - The present invention provides a device and method for sensing a wheel speed using an in-wheel motor for a vehicle, in which a wheel speed sensor is replaced with a resolver of an in-wheel motor for driving a vehicle such as an environmentally friendly vehicle. To this end, the present invention provides a device for sensing a wheel speed using an in-wheel motor for a vehicle, the device including: a resolver of a drive motor connected to an axle and mounted in a wheel; an inverter for receiving motor speed information sensed by the resolver and converting the motor speed information into wheel speed information; and a control unit for receiving the wheel speed information from the inverter and controlling an operating component based on the wheel speed information, and a method for the same.03-21-2013
20110015845METHODS AND SYSTEMS FOR CONTROLLING BRAKING OF A VEHICLE WHEN THE VEHICLE IS STATIONARY - A method for controlling braking of a vehicle includes the steps of calculating a first pressure based on a driver request, and providing pressure that does not exceed a predetermined pressure threshold if the vehicle is stationary and the first pressure is less than the predetermined pressure threshold.01-20-2011
20130060440VEHICLE BRAKING SYSTEM - A vehicle braking system includes (a) a rotary machine that functions at least as an electricity generator and that is capable of generating braking torque based on regenerative torque, (b) a first braking control apparatus that electrically controls the braking torque of a mechanical brake that is provided for a wheel, and (c) a second braking control apparatus that replaces one of the braking torque provided by the rotary machine and the braking torque provided by the mechanical brake with another one of the braking torque provided by the rotary machine and the braking torque provided by the mechanical brake while maintaining a target braking torque, the second braking control apparatus correcting the braking torque provided by the rotary machine so that the deviation lessens, if the braking torque of a vehicle has deviation from the target braking torque at time of replacement transition.03-07-2013
20120310501SMART FEEL REGENERATIVE BRAKING - Methods and systems employing the same for controlling braking characteristics of a vehicle are provided. Expected braking characteristics of the vehicle are received and driving condition data is continuously received. A determination as to whether the expected braking characteristics can be safely applied in view of the driving condition data is continuously made and the expected braking characteristics are applied when they can be applied safely.12-06-2012
20130060439METHOD FOR SETTING A PARKING BRAKE IN A VEHICLE - In a method for setting a parking brake that has an electromechanical brake device having an electrical brake motor, the release time duration for displacing the electrical brake motor in the release direction is determined from the closing time duration in which the brake motor was previously displaced in the closing direction.03-07-2013
20130060438SYSTEMS AND METHODS FOR MANUAL BRAKING SYSTEM - Systems and methods disclosed herein may be useful for manual braking systems for use in, for example, an aircraft. A system is disclosed that allows for manual braking. For example, a system is provided comprising a brake handle, a potentiometer in mechanical communication with the brake handle, a mapping module in electrical communication with the potentiometer, wherein the mapping module receives an output voltage from the potentiometer, wherein the mapping module produces a braking command output.03-07-2013
20090299594Driving evaluating apparatus and driving evaluation method - In an apparatus for evaluating fuel-saving driving of a vehicle, a detecting unit detects a starting point and an end point of a deceleration area; a storage unit stores therein deceleration value information representing a deceleration value per unit time tolerated for safely decelerating from a predetermined traveling speed to a predetermined deceleration completion speed; a calculating unit calculates an actual traveling distance during a time period from detection of the starting point until detection of the end point; an acquiring/calculating unit acquires the deceleration value corresponding to the traveling speed at the detected starting point from the storage unit, and calculates a tolerance deceleration traveling distance based on the traveling speed and the deceleration value; and a judging unit judges the timing of the starting point based on a result of comparison between the actual traveling distance and the tolerance deceleration traveling distance.12-03-2009
20090299593METHOD AND DEVICE FOR AVOIDING AND/OR REDUCING THE CONSEQUENCES OF COLLISIONS - A device for avoiding or reducing the consequences of collisions, an obstacle being recognized by a surroundings sensor and data of the obstacle are ascertained. The brakes are automatically actuated. Furthermore, an intervention in the steering system to evade the obstacle is performed only if the risk potential for the vehicle and that of other traffic participants is less than without an evasion maneuver.12-03-2009
20090299592Method and Electronic Regulator With A Current Measuring Circuit For Measuring The Current by Sense-Fet and Sigma-Delta Modulation - An electronic controller for motor vehicle control systems having at least one valve actuation circuit is described herein. The electronic controller uses pulse width modulation to control the load current (i12-03-2009
20090299591Recovery of energy in a hybrid vehicle having a hydraulic or pneumatic braking system - In a method for recovering energy in a braking process of a hybrid vehicle which has an internal combustion engine and an electric drive, as well as a hydraulic or pneumatic braking system, the exploitation of the electric drive is able to be optimized if the braking system includes at least one pressure reduction valve, using which the braking pressure exerted by the driver is able to be reduced as a function of the deceleration proportion of the electric machine.12-03-2009
20090292434Method for Synchronising Components of a Motor Vehicle Brake System and Electronic Brake Control System - The invention relates to a method for synchronising components of a motor vehicle brake system with an electronic main control device with a main timer associated therewith, at least one sub-control device, which is subordinate to the main control device, with a timer associated therewith, wherein the main control device communicates with the at least one sub-control device in cycles, wherein, furthermore, the main control device and the at least one sub-control device in each case increment a cycle counter associated therewith. In this connection the main control device sends synchronising data which comprise a value of the cycle counter of the main control device to the at least one sub-control device, and the at least one sub-control device receives these synchronising data and sets its cycle counter to the received value of the cycle counter of the main control device if the received value of the cycle counter of the main control device differs from the value of the cycle counter of the sub-control device.11-26-2009
20090069994OPERATION ASSIST APPARATUS - An operation assist apparatus including: an assist controller that assists a driver of a vehicle in operating the vehicle before a stop point; and a watching action detector that detects a watching action of the driver for watching the stop point. The assist controller changes an assist manner in which to assist the vehicle operation by the driver in accordance with whether the watching action is detected by the watching action detector during deceleration of the vehicle. Thus configured, the operation assist apparatus can accurately determine whether the driver will stop the vehicle at the stop point and thus can perform the vehicle operation assist appropriately.03-12-2009
20090069993Running road determination device, vehicle running control apparatus and vehicle running control method - A vehicle running control apparatus, which performs automatic running control by controlling an engine for applying a driving torque to a vehicle C and a brake device for applying a braking torque to the vehicle C such that a vehicle speed of the vehicle C becomes equal to a preset target vehicle speed, determines, on the basis of a target driving torque ETo calculated to apply the driving torque to the vehicle C and a target braking torque BTo calculated to apply the braking torque to the vehicle C, whether or not the vehicle C is running on a road difficult to run on, when automatic running control is performed. When it is determined that the vehicle C is running on the road difficult to run on, automatic running control is terminated.03-12-2009
20130066532AUTOMATIC BRAKE VERIFICATION SYSTEM - A method of testing a braking device in a drivetrain of a vehicle which includes at least one tractive element coupled to a traction motor. The method includes: (a) applying the braking device to a tractive element of the vehicle; (b) using an electronic controller, causing the traction motor to apply a predetermined force to the tractive element; and (c) using the controller, monitoring the tractive element for movement while the force is being applied. A dynamic braking or “retarder” function may also be tested. A system for carrying out the method is provided.03-14-2013
20110022285LANE DEPARTURE PREVENTION SYSTEM AND METHOD - When a target yaw moment Ms is computed, an estimated lateral acceleration G01-27-2011
20110022284Acceleration control device - In a cruise assist ECU, when a vehicle drive state is changed from a running state to a state immediately before vehicle stop or from a stop state to a state immediately after vehicle start, a feedback torque gain compensation part changes a feedback torque gain to a second set value, and maintain it during the state immediately before vehicle stop or the state immediately after vehicle start. Because the second set value is smaller than a first set value, a response delay is increased in feedback control of the feedback torque control part when the first set value of the feedback torque gain is switched to the second set value. This makes it possible to slowly change the FB control value during the transition state in elapse of time, and prevent a brake or damping torque generated in the vehicle from being excessively changed in FB control.01-27-2011
20110022283SYSTEM AND METHOD FOR CONDITIONING RELEASE OF A PARK BRAKE - A vehicle has at least one road wheel on which the vehicle travels and a park brake for selectively locking the at least one road wheel while the vehicle is parked. An actuator can apply the park brake to lock the at least one road wheel, and can release the park brake to unlock the at least one road wheel. An electronic controller interfaces the actuator with a wheel locking mechanism. The status of a variable status device, such as a lift platform, is communicated to the electronic controller and is effective on the electronic controller for causing the electronic controller to disallow park brake release by the actuator when a first status is communicated to the electronic controller and to allow park brake release by the actuator when a second status is communicated to the electronic controller.01-27-2011
20110022282TRAILER SWAY MITIGATION USING MEASURED DISTANCE BETWEEN A TRAILER AND A TOW VEHICLE - A method of controlling a vehicle and a trailer. The vehicle has a front and a rear end, and the trailer is coupled to the rear end. The method includes sensing a plurality of vehicle characteristics, sensing a distance between the vehicle and the trailer with at least one sensor positioned on the rear end of the vehicle, determining an oscillatory action of the trailer based on the sensed distance, and applying a braking force on at least one wheel of the vehicle in response to the oscillatory action.01-27-2011
20110022281VEHICLE-SUPPORTED DATA PROCESSING SYSTEM - A vehicle-supported data processing system includes a plurality of processing units communicating with one another via a bus system, which are each supplied with operating power by at least one of the at least two different vehicle electrical systems. Multiple transmitter units for control information and multiple receiver units for the control information are among the processing units. The bus system is a ring bus, in which each processing unit is connected to at least two adjacent processing units by a bus segment in each case. The ring bus is divided, by potential separating devices, which are incorporated in the bus segments which connect processing units powered by different vehicle electrical systems, into a number of sections, which is smaller than the number of the processing units.01-27-2011
20090265071Vehicle control system - In a vehicle drive control system, a control unit calculates an evaluation index indicating an approach/separation condition of a subject vehicle during a travel and stores this evaluation index together with an inter-vehicle distance with respect to each driver in a memory device. The control unit further calculates a maximum value of the stored evaluation index for each distance, and calculates a relational equation between the distance and the calculated maximum evaluation index. The control unit determines, by correcting the relational equation, a speed control start determination equation, which determines the start timing of the automatic acceleration and/or deceleration control.10-22-2009
20120197505METHOD FOR PREDICTING THE TEMPERATURE OF A WHEEL BEARING OF A WHEEL OF A VEHICLE - A method for predicting the temperature (T08-02-2012
20120116640SYSTEM FOR TRACKING A STOLEN-VEHICLE AND METHOD THEREOF - The present invention provides a system for tracking a stolen vehicle, which includes a vehicle terminal configured to generate a periodic signal according to a given time period; and a control unit configured to determine whether the vehicle terminal is broken or out of place based on whether or not the periodic signal has been generated within the given time period, and when the vehicle terminal is determined to be broken or out of place, configured to stop or slow down the vehicle.05-10-2012
20090248267METHOD AND DEVICE FOR DISTANCE REGULATION OF A MOTOR VEHICLE - A method and a device are provided for distance regulation of a motor vehicle equipped with an object detection sensor which detects objects located in front and regulates the velocity of the host vehicle in the sense of distance regulation, the distance control system being able to brake the host vehicle to a standstill. If objects are no longer detected during the stopping process due to the fact that they are located within the invisible region in the immediate vicinity of the object detection sensor, object positions relating to the objects detected earlier are stored, and a starting process of the vehicle resulting from the driver's intention to start, implemented via an actuation and/or confirmation element, is prevented until the object is detected again. The restarting process is not prevented when a turning maneuver of the object located in front has been detected due to the fact that the absolute value of the transverse offset of the object located in front exceeds a predetermined threshold value.10-01-2009
20130166165VEHICLE BODY VIBRATION DAMPING CONTROL DEVICE - In a vehicle body vibration damping control device, a priority level setting section is configured to set priority levels of a pitching vibration of a vehicle body which is a sprung mass and a bouncing vibration thereof to take a higher priority for a suppression of the pitching vibration between the pitching vibration and the bouncing vibration and a damping purpose braking-or-driving force correction quantity calculation section configured to determine a damping purpose braking-or-driving force correction quantity to suppress vehicle body vibrations on a basis of the pitching vibration and the bouncing vibration, while satisfying the priority levels set by the priority level setting section, to contribute onto a corrective control of a road wheel braking-or-driving force.06-27-2013
20090018740Automotive collision mitigation apparatus - A collision mitigation controller drives a target brake to be controlled for assisting driver's collision-avoidance operation when a calculated collision time is less than an automatic brake a01-15-2009
20090012687BRAKING-DRIVING FORCE CONTROL DEVICE OF VEHICLE - According to the present invention, when a target braking/driving force and a vehicle target yaw moment required to a vehicle cannot be achieved through a control of a braking/driving forces of wheels, in a rectangular coordinate of the braking/driving force and the yaw moment, a polygon indicating the maximum range of the braking/driving force and the yaw moment attainable by the braking/driving forces of the wheels, and an ellipse that crosses each side of the polygon and has a major axis and a minor axis aligning with the coordinate axis of the rectangular coordinate are set, for example. The target braking/driving force and the target yaw moment are modified to the values at the coordinate of the point, which is closer to the origin, of a point of intersection of a segment linking a point indicating the target braking/driving force and the target yaw moment and the origin, and the polygon, and a point of intersection of a segment linking a point indicating the target braking/driving force and the target yaw moment and the origin, and the ellipse.01-08-2009
20090012685Drive and Braking Force Control Device for Vehicle - In a braking/driving force control apparatus according to the present invention, a vehicle target braking/driving force Fvn and a vehicle target yaw moment Mvn through the control of braking/driving forces of wheels are calculated (Step 01-08-2009
20090012684Apparatus for Avoiding a Collision - An apparatus for avoiding a collision, or for reducing the consequences of a collision, of a motor vehicle with an object, the position and speed of an object with reference to the own vehicle being determined using an object detection sensor suite, and a determination being made as a function of those variables as to whether a collision is imminent, and an emergency braking action being triggered upon detection of an imminent collision, the driver activity being evaluated and the point in time of the automatic triggering of the emergency braking action being modifiable as a function of the driver activity.01-08-2009
20110029213TRAIN BRAKING DEVICE AND TRAIN BRAKING METHOD - The train braking device includes an air brake controller in which a plurality of friction coefficients corresponding to a brake command and a brake initial velocity are stored, an electropneumatic conversion valve that converts a pressure control signal transmitted from the air brake controller into a pneumatic signal, a relay valve that generates a predetermined brake cylinder pressure corresponding to the pneumatic signal, and a brake cylinder that controls brake shoes according to the brake cylinder pressure, wherein the air brake controller generates the pressure control signal based on the friction coefficients corresponding to the brake command and the brake initial velocity.02-03-2011
20090005945VEHICLE SPEED CONTROL SYSTEM - A vehicle speed control system starts an automatic decelerating operation with a maximum permissible decelerating physical amount “G01-01-2009
20120310502BRAKE DEVICE AND BRAKING METHOD FOR A MOTOR VEHICLE - A brake device for a motor vehicle has a brake pedal device (12-06-2012
20120150408CONTROL DEVICE OF OMNIDIRECTIONAL VEHICLE - An omnidirectional vehicle capable of enhancing straight-line stability is provided.06-14-2012
20120059563ACCELERATOR REACTION FORCE CONTROL APPARATUS - An accelerator reaction force control apparatus is provided with an accelerator position detecting device, a reaction force varying device and a threshold value setting device. The reaction force varying device varies a reaction force of the accelerator so as to increase a reaction force of the accelerator by a prescribed increase amount with respect to a base reaction force when the accelerator position is equal to or larger than an accelerator position threshold value. The reaction force varying device also varies a reaction force increase rate at a first increase rate during a first reaction force increase period of the increase of the reaction force, and at a second increase rate during a second reaction force increase period of the increase of the reaction force. The second increase rate is larger during the second reaction force increase period than during the first reaction force increase period.03-08-2012
20100217496Motor vehicle and control method of motor vehicle - In response to a downshift operation (step S160) in a moving motor vehicle under an accelerator released state, a torque demand correction value Tα(T) is set to give the greater torque variation against the lower speed in a downshifting gear position and against the higher vehicle speed V, until elapse of a preset time period since the downshift operation (step S180). A torque demand Tr* to be output to a drive shaft of the motor vehicle is updated by adding the torque demand correction value Tα(T) to a previous setting of the torque demand Tr* (step S190). A motor is controlled to decelerate the motor vehicle with the updated torque demand Tr*. The torque variation thus attained is equivalent to a temporary torque variation applied to the drive shaft with a variation in rotation speed of an engine in response to a downshift operation in a conventional motor vehicle equipped with a stepped automatic transmission for torque conversion of the output power of the engine. The arrangement of the invention thus enables the driver of the motor vehicle to have the improved gearshift feeling.08-26-2010
20120191311METHOD AND APPARATUS FOR AIDING A DRIVER TO PARK A VEHICLE - In order to avoid a sudden jerk when a vehicle is parked on a slope and its parking pawl engages with a toothed wheel on the transmission output shaft, a method is performed that detects that the vehicle's gear selector has been put into its parking mode and then gradually reduces the brake force until the vehicle starts moving. If the vehicle stops, the brake force will slowly be further reduced until the vehicle has reached its final position.07-26-2012
20110264346Method for Releasing an Electrical Parking Brake - A method for releasing an electric parking brake of a motor vehicle comprises detecting a release command and releasing the parking brake if a detected change in at least one signal precedes by maximally a predefined time interval, the change indicating capacity of a driver to act.10-27-2011
20090055064METHOD AND SYSTEM FOR CONSISTENT BRAKING CONTROL - Brake pedal input is modulated to produce a consistent relationship between the brake pedal input and a deceleration of the vehicle.02-26-2009
20090299595Driving evaluating apparatus, driving evaluating method, and computer program for driving evaluation - In a driving evaluating apparatus, a first unit detects a stable acceleration area that is an area in which an accelerator opening rate fluctuates within a predetermined range, a second unit detects a vehicle speed slowdown area that is an area in which a vehicle speed is decreased according to a reference speed obtained from the vehicle speed in the stable acceleration area and to an actual vehicle speed representing an actual speed of a vehicle, a third unit detects a recovering acceleration area that is an area in which an excessive recovering acceleration is performed according to a reference accelerator opening rate corresponding to a start point of the vehicle speed slowdown area and to an actual accelerator opening rate representing an actual value of the accelerator opening rate, and a judging unit judges whether the accelerator operation is appropriate according to the recovering acceleration area.12-03-2009
20110125381BRAKE SYSTEM AND METHOD FOR CONTROLLING A VEHICLE BRAKE - The brake system for motor vehicles has a brake pedal unit having a sensor, which has an intelligence of its own in the form of an electronic processing unit, which directly calculates actuating signals for brake actuators. Furthermore, the brake system has a central electronic control unit, which ascertains actuating signals for the actuators on the basis of an analog or digital signal of the mentioned sensor or of an additional sensor. The actuators have an intelligence of their own in the form of an electronic processing unit, which verifies whether the actuating signal coming from the central electronic control unit is valid. If this is the case, then the actuators are controlled by this signal, otherwise on the basis of the actuating signal calculated by the sensor.05-26-2011
20110125379VEHICLE BRAKE FLUID PRESSURE CONTROL APPARATUS - A vehicle brake fluid pressure control apparatus includes: a control unit including a memory part for storing a valve closing map which shows a relationship between a differential pressure between an upstream side and a downstream side of a pressure regulator valve and an output current value for closing the pressure regulator valve and a valve opening map which shows a relationship between the differential pressure and an output current value for opening the pressure regulator valve, wherein the control unit executes a current value switching control in which the output current value of the valve closing map is changed to that of the valve opening map and thereafter, the output current of the valve opening map is changed to an output current value which lies somewhere between the output current values of the valve closing map and the valve opening map.05-26-2011
20120290182OFF-BOARD SCHEDULING SYSTEM AND METHOD FOR ADJUSTING A MOVEMENT PLAN OF A TRANSPORTATION NETWORK - A system includes a monitoring module, a congestion module, a modification module, and a communication module. The monitoring module monitors vehicles in a transportation network. The congestion module calculates a throughput parameter that is representative of a statistical measure of adherence to a movement plan by the vehicles. The modification module determines a confidence parameter representative of a probability that changing the original meet event does not reduce the throughput parameter. The modification module modifies the original meet event to an updated meet event when the confidence parameter exceeds a predetermined threshold. The communication module transmits the updated meet event to the yielding vehicle and/or the passing vehicle, for the yielding vehicle and/or the passing vehicle to receive the updated meet event from the communication module and change a speed of the yielding vehicle or the passing rail vehicle to arrive at the updated meet event.11-15-2012
20110301821VEHICLE CONTROL SYSTEM WITH ADVANCED TIRE MONITORING - A control system (12-08-2011
20110288736Energy-Optimized Acceleration Control for Motor Vehicles - An energy-optimized acceleration control is provided for a motor vehicle having an internal-combustion engine and/or an electric drive motor, a transmission unit and an accelerator element to be operated by the driver for accelerating the motor vehicle. In the course of the restoring force, when the accelerator element is operated, an inflection point with an increased restoring force is provided. The acceleration control is set up for operating the motor vehicle in two different operating modes, wherein during operation of the accelerator element leading to a reaching of the inflection point, the acceleration control changes into an energy-optimized acceleration mode.11-24-2011
20090204301Amplifier of Acceleration Signal - Auto Pilot, for New Technology Cars - An aftermarket amplifier of acceleration signal (A), which is mounted between the potentiometer of the acceleration pedal (B) and the electronic control unit (C) and is programmed to control and to modify the signals from the accelerator pedal. The amplifier improves the acceleration of a car and overcomes to problems occurring during overreacting. The amplifier measures the signals from the acceleration pedal, calculates the change of the angle of the potentiometer of acceleration speed (angular speed) and multiplies the signals from the acceleration pedal by a value which is determined by the angular speed of the potentiometer of the accelerator pedal. Additionally, the amplifier includes a function of a cruise control, which can be controlled with a single control switch (F).08-13-2009
20090048750Vehicle-Traffic Control Device Communication Techniques - Method and arrangement for controlling vehicular traffic via traffic control devices includes establishing communications between the traffic control devices and vehicles approaching the traffic control devices, and providing information about travel of the vehicle to the traffic control devices to enable the traffic control devices to operate based on the provided information and/or providing information about a status of the traffic control devices to the vehicles to enable the vehicles to operate based on the provided information. The traffic control devices can be constructed to determine whether an approaching vehicle is speeding and if so, direct a communication to the vehicle indicating that the vehicle is speeding. A warning may be provided to an occupant of the vehicle when the vehicle is provided with a communication from a traffic control device indicating that the vehicle is speeding.02-19-2009
20110295480VEHICLE CONTROL APPARATUS - Provided is a vehicle control apparatus that can prevent the deterioration of drivability. An ECU executes a reduction control when speed reduction of a vehicle is determined as a control permit condition is established, and does not execute the reduction control when the speed reduction is not determined as the condition is not established. Additionally, when determined that a vehicle behavior stabilization control that stabilizes behavior of the vehicle is being executed, the ECU determines the speed reduction of the vehicle by changing a speed reduction threshold value for determining the speed reduction. This makes it possible to adequately determine the speed reduction of the vehicle even when a drive state of the vehicle is changed by the execution of the vehicle behavior stabilization control, thereby allowing the execution and non-execution of the reduction control to be switched reflecting a driver's intention and thus preventing the drivability from being deteriorated.12-01-2011
20110295478METHOD OF CONTROLLING ELECTRIC PARKING BRAKE - A method of controlling an electric parking brake of a vehicle includes calculating a desired braking force based on the vehicle condition at an instruction of applying a braking force, and starting a braking motor of the electric parking brake. The method further includes determining whether a braking force is increasing by measuring current applied to the braking motor, calculating a braking correction value based on the measured current when determined that a braking force is not increasing, calculating a load torque based on the braking correction value and the measured current when determined that a braking force is increasing, and stopping the braking motor when the load torque is greater than the desired braking force.12-01-2011
20110295477DEVICE FOR PREVENTING SUDDEN ACCELERATION OF VEHICLE - A device for preventing sudden acceleration of vehicles is revealed. The device includes a vehicle accelerator pedal that is electrically connected with an accelerator pedal sensor (APS), two load feedback signal lines of the APS that are electrically connected with an electronic control unit (ECU) of vehicles and a voltage control unit. The voltage control unit is electrically connected with the APS and is connected with the two load feedback signal lines of the APS in parallel for controlling voltage of the two signal lines. The voltage control unit is electrically connected with a switch unit. Thereby when the two load feedback signal lines operate abnormally and cause unintended acceleration, users turn on the switch unit directly for driving the voltage control unit to reduce the voltage of the two signal lines. Thus the ECU slows engine speed to idle speed so as to prevent the unintended acceleration.12-01-2011
20100057320 BRAKING SYSTEM FOR AN AIRCRAFT AND A METHOD OF MONITORING BRAKING FOR AN AIRCRAFT - A braking system (03-04-2010
20100036575Vehicle Deceleration Rate Control Method and Apparatus - A method of controlling a deceleration rate of a hybrid electric vehicle (HEV) includes measuring an applied regenerative braking torque (RBT) during a threshold regenerative braking event (RBE), and automatically applying an offsetting friction braking torque (OFBT) from a hydraulic braking system during the threshold RBE to provide the vehicle with a substantially constant deceleration rate. An HEV having a regenerative braking capability includes a friction braking system adapted to selectively apply an OFBT to slow the HEV in one manner, an energy storage system (ESS), an electric motor/generator, and a controller having a braking control algorithm or method. The method anticipates an impending let up in the RBT based on a plurality of vehicle performance values including a threshold vehicle speed, and selectively activates the friction braking system to apply the OFBT when the impending let up in the RBT is greater than a threshold.02-11-2010
20110218724ROAD SHAPE LEARNING APPARATUS - When determining that a subject vehicle traveled a curve, a road shape learning apparatus amends an entrance coordinate, a middle coordinate, and an exit coordinate of the curve based on predetermined amendment values to thereby obtain a post-amendment entrance coordinate, a post-amendment middle coordinate, and a post-amendment exit coordinate. The road shape learning apparatus computes a radius of a circular arc which passes through the post-amendment entrance coordinate, the post-amendment middle coordinate, and the post-amendment exit coordinate and designates the computed radius as a curvature radius of the curve.09-08-2011
20110218723METHOD FOR PRODUCING A VEHICLE DIFFERENCE MOMENT - In a method for generating a difference moment that is acting on a vehicle, the actuation of a wheel brake unit sets a difference moment between two vehicle wheels, and a difference moment is generated via an additional actuator, separately from the wheel brake unit. The setting of the desired difference moment takes place primarily via the additional actuator, the wheel brake unit being used in supplementary fashion in the event that the difference moment is unable to be set via the additional actuator.09-08-2011
20120083982SYSTEM AND METHOD FOR GOVERNING A SPEED OF AN AUTONOMOUS VEHICLE - A method of adjusting a speed of a mobile machine is provided. Image data of a location is collected where currently generated sensor data and previously generated sensor data indicate a discontinuity in sensor data. The image data is analyzed to determine if a non-motion blur score for the image data is above a threshold value. Then, a speed of the mobile machine is adjusted based on a determination that the non-motion blur score is above the threshold value.04-05-2012
20090326774MECHANICAL TIME DILATION ALGORITHM FOR COLLISION AVOIDANCE SYSTEM - A system and method for providing mechanical time dilation by pre-braking a vehicle in the event there is a collision threat so as to reduce or eliminate the need for full automatic braking if the collision becomes imminent. The system calculates a time dilation deceleration to either maintain a time to collision at a previous value before the calculation or at a predetermined value. The system also estimates a projected closing speed of the vehicle to the object at a distance that would require full automatic braking to prevent a collision. The system then determines whether the time dilation deceleration is greater than a decelerating threshold and, if so, provides automatic vehicle braking at the threshold until the vehicle comes to a full stop. If the time dilation deceleration is not greater than the threshold, then the system provides automatic braking to decelerate the vehicle at the time dilation deceleration.12-31-2009
20100036576COMPRESSED AIR SUPPLY SYSTEM AND METHOD FOR DETERMINING THE PARAMETERS OF SAID SYSTEM - The invention relates to a compressed air supply system for motor vehicles comprising a compressed air supply part consisting of a compressor, an air drying part comprising an air dryer, a filter, a valve and a compressed air consumer part consisting of compressed air consumer circuits provided with operational brake circuits, which are supplied with compressed air via a multi-circuit safety valve. The operational brake circuits and optionally, at least one other compressed air consumer circuit comprises compressed air containers and the pressure in said compressed air consumer circuits is monitored by sensors, the electric signals of which are evaluated by an electronic control device. Said electronic control device (02-11-2010
20100114445DRIVING ASSISTANCE METHOD FOR MOTOR VEHICLE - A driving assistance method for a motor vehicle is disclosed. It is characterised in that the method comprises the steps of detecting an obstacle located in proximity to the motor vehicle, calculating the slope of a road on which the motor vehicle is capable of travelling, determining, depending on the calculated slope of the road, a speed limit beyond which the motor vehicle will strike the obstacle, and if an obstacle is detected, automatically reducing the speed of the motor vehicle if this is greater than the speed limit.05-06-2010
20100070147Compensated Wedge Control - In a method for controlling electromechanical brakes of a vehicle brake system, the brakes have at least one self-boosting device and the method has steps for switching a first sub-group of the electromechanical brakes (03-18-2010
20090157273APPARATUS AND METHOD FOR CONTROLLING TRAVEL SPEED OF VEHICLE - Disclosed herein is an apparatus and method for controlling the travel speed of a vehicle using information about a road or at least one portion thereof ahead of the vehicle. The apparatus includes a forward image sensor for photographing a forward road or portion(s) thereof, acquiring image data, and extracting information about the forward road or portion(s) from the image data using a Kalman filter. A control unit calculates a target speed required for the vehicle to travel using the forward road information. With the apparatuses and methods, vehicle safety and driving comfort can be improved.06-18-2009
20110264348METHOD FOR ADJUSTING A BRAKE SYSTEM OF A VEHICLE IN THE EVENT OF A COLLISION - In a method for adjusting a brake system of a vehicle, braking power is automatically built up in the event of a collision. The automatic buildup of the braking power may be terminated by a defined driver response when the actuation of a driving pedal of the vehicle at a defined intensity and for a minimum period of time is maintained by the driver.10-27-2011
20080294320Method and system for controlling a vehicle provided with a servo mechanical gear-change - A method and system for controlling a vehicle, according to which it is determined whether the vehicle is on a slope; it is detected whether the internal-combustion engine is turned on; it is detected whether the vehicle is stationary; a parking brake is activated automatically and independently of the action of the driver, by driving a respective servo control if the vehicle is on a slope, if the internal-combustion engine is turned on and if the vehicle is stationary; and the parking brake is disengaged automatically and independently of the action of the driver, by driving the corresponding servo control when the clutch is disengaged by a corresponding servo control for transmitting the torque generated by an internal-combustion engine of the vehicle to the driving wheels.11-27-2008
20100280726PREVENTION OF A REAR CRASH DURING AN AUTOMATIC BRAKING INTERVENTION BY A VEHICLE SAFETY SYSTEM - A method for preventing a rear crash after the activation of an automatic braking intervention by a vehicle safety system. The danger and severity of a possible rear crash by a vehicle following behind can be significantly reduced if a model is used for the approach of a hypothetical vehicle following behind, and on this basis a condition is determined for the release of the brake, and the brake is at least partially released when this condition occurs.11-04-2010
20120035825DRIVE ASSISTING DEVICE - A radar sensor detects a traveling state of a host vehicle. An inter-vehicle control ECU gives the amount of operation for the predetermined amount of control of the host vehicle so that the traveling state of the host vehicle detected by the radar sensor becomes a predetermined state. The amount of operation given by the inter-vehicle control ECU is reduced as a kind of restriction when the amount of operation given by the inter-vehicle control ECU becomes equal to or larger than a predetermined value. As a result, it is possible to reduce the dependence of the driver on the device.02-09-2012
20120035824ABNORMALITY DETECTION DEVICE FOR DETECTION CIRCUIT AND ELECTRIC CIRCUIT, AND DETECTION SYSTEM AND ELECTRONIC SYSTEM WHICH USES ABNORMALITY DETECTION DEVICE - In an electric circuit whose behavior is changed corresponding to a peripheral environment, an abnormality detection device can surely detect abnormality in the electric circuit even in a state where a value of the peripheral environment cannot be specified. An abnormality detection device according to the present invention detects abnormality in a detection circuit (02-09-2012
20120035822METHOD AND CONTROL DEVICE FOR OPERATING A COMBUSTION ENGINE OF A MOTOR VEHICLE AND MOTOR VEHICLE - A method is provided for operating a combustion engine of a motor vehicle during a deceleration of the combustion engine. The method includes, but is not limited to determining a degree of depression of an accelerator pedal of the motor vehicle takes place, determining of a degree of depression of a brake pedal of the motor vehicle takes place. Furthermore, an adjusting of a throttle valve arranged in an intake tract of the combustion engine as a function of the determined degree of depression of the accelerator pedal and as a function of the determined degree of depression of the brake pedal takes place. The throttle valve is adjusted into an at least partially opened position in the event that the determined degree of depression of the brake pedal undershoots a first predetermined threshold value and the throttle valve is adjusted into a closed position in the event that the determined degree of depression of the brake pedal exceeds a second predetermined threshold value.02-09-2012
20120109481BRAKING/DRIVING FORCE CONTROL DEVICE - A braking/driving force control device includes an operating unit that executes an acceleration operation and a deceleration operation by an integral pedal, a stroke sensor that detects a stroke amount due to an operation of the operating unit, a load sensor that detects a load due to an operation of the operating unit, and a control unit that controls acceleration of a vehicle based on a stroke amount detected by the stroke sensor and further controls deceleration of a vehicle based on a load detected by the load sensor.05-03-2012
20120239266VEHICLE DRIVING SUPPORT APPARATUS - A pressure reduction start distance is obtained (S09-20-2012
20100042304METHOD OF MANAGING POWER FLOW IN A VEHICLE - A vehicle includes a powertrain system having a non-combustion tractive power generating device and a positioning system. A method of managing power flow in the vehicle includes determining a present location and a trajectory of the vehicle, and determining a probability of vehicle braking at a predetermined location within the trajectory of the vehicle. The non-combustion tractive power generating device is operated to manage power flow in the vehicle based upon the probability of vehicle braking at the predetermined location.02-18-2010
20100268430METHOD FOR CONTROLLING AN ELECTROMECHANICAL PARKING BRAKE SYSTEM OF A VEHICLE AND CORRESPONDING SYSTEM - In a method for controlling an electromechanical parking brake system (EPB) of a vehicle, wherein the electromechanical parking brake system (EPB) comprises at least one actuating element (BE), at least one brake mechanism unit (BME), and at least one control device (SG), in order to statically brake the vehicle, the actuating element (BE) is actuated and, depending thereon, the at least one brake mechanism unit (BME) is applied with a predetermined application speed (AV) controlled by a control and evaluation routine (SAR) run in the control device (SG). The vehicle speed (V) prevailing when the at least one actuating element (BE) is actuated is advantageously determined and the application speed (AV) of the brake mechanism unit (BME) is selected depending on the determined vehicle speed.10-21-2010
20090254259Third Party Speed Control Device - The present invention relates to a system and method of controlling vehicular speed, in particular by a third party, which uses data relating to geography and operator. In some instances, it is desirable to limit the power generated by an engine of a vehicle, to limit the maximum speed of the engine or to have a cruise control function on the vehicle for example. An electronic control unit ECU may be fitted to an engine, whilst a throttle valve is controlled by an operator/driver of a vehicle, this leaves the ECU operable to control the ignition and, where available, the injection, in order to control or adjust the power of the engine. For example, when the engine reaches a predetermined maximum speed, the ECU will control the engine such that some of the spark plugs are not fired and/or that fuel is not injected in every combustion chamber. The present invention seeks to provide an improved speed control device and system for a vehicle. In particular, the present invention seeks to provide an improved speed control device and system for vehicles, which can be subject to environmental and other third party limits. In accordance with a first aspect of the invention, there is provided a speed control device for a vehicle whereby a third party can impose supervisory control upon a specific vehicle and vehicle operator combination which cannot be override by the vehicle operator, the vehicle having a motor operable to provide motive power to the vehicle, a vehicle controller operable to receive speed data of the vehicle, a motor controller operable to control the output of the motor, an interface operable to receive data relating to a specific operator.10-08-2009
20100280724METHODS AND SYSTEMS FOR CALIBRATING BRAKING SYSTEMS AND CONTROLLING BRAKING IN VEHICLES - A method for controlling braking in a vehicle having a brake pedal includes the steps of obtaining a first measure of braking intent based on movement of the brake pedal, obtaining a second measure of braking intent based on a force applied to the brake pedal, controlling the braking based on the first measure provided that a transition parameter is less than a first predetermined value, controlling the braking based on the second measure provided that the transition parameter is greater than a second predetermined value, and controlling the braking based on the first measure and the second measure provided that the transition parameter is greater than the first predetermined value and less than the second predetermined value.11-04-2010
20080300763VEHICLE BRAKE HYDRAULIC PRESSURE CONTROL SYSTEM - A controller includes a target fluid amount calculation module 12-04-2008
20100280723Method and Device for Controlling the Braking System of a Vehicle - In a method and a device for controlling the braking system of a vehicle having a vacuum brake booster and a vacuum source, it is provided that a variable triggering threshold value, at the exceeding of which an automatic braking procedure is triggered, is a function of the vacuum level or of the vacuum gradient of the vacuum brake booster.11-04-2010
20080208424ELECTRONIC PROTECTION FOR ARTICULATED VEHICLES - An electronic protection system for an articulated vehicle comprises a lead sensor configured to detect yaw rotational rate of a lead portion about a first yaw axis; a load sensor configured to detect yaw rotational rate of a load portion about a second yaw axis; and a processing unit coupled to the lead sensor and the load sensor, wherein the processing unit is configured to determine when to initiate corrective controls based at least in part on the data received from the lead sensor and the load sensor.08-28-2008
20080208426BRAKE CONTROL APPARATUS AND BRAKE CONTROL METHOD - A brake control apparatus has wheel cylinders, hydraulic pressure supply sources pressurizing an inside of the wheel cylinder, control valves performing a pressure-raising/reducing control of the inside of the wheel cylinder, and at least two actuator units grouped according to a diagonal wheel cylinder system or a fore-and-aft wheel cylinder system, one of which has a main control section and the other of which has a sub control section. Both the control sections control the plurality of hydraulic pressure supply sources and the control valves based on a vehicle status amount input to both the control sections via communication lines. When the actuator unit in which the main control section is included becomes abnormal, the sub control section drives the hydraulic pressure supply source and the control valves belonging to the actuator unit of the sub control section and controls the internal pressures of the wheel cylinders.08-28-2008
20080208425INTEGRATED PRESSURE SENSOR WITH DOUBLE MEASURING SCALE AND A HIGH FULL-SCALE VALUE - In a pressure sensor with double measuring scale: a monolithic body of semiconductor material has a first main surface, a bulk region and a sensitive portion upon which pressure acts; a cavity is formed in the monolithic body and is separated from the first main surface by a membrane, which is flexible and deformable as a function of the pressure, and is arranged inside the sensitive portion and is surrounded by the bulk region; a low-pressure detecting element of the piezoresistive type, sensitive to first values of pressure, is integrated in the membrane and has a variable resistance as a function of the deformation of the membrane; in addition, a high-pressure detecting element, also of a piezoresistive type, is formed in the bulk region inside the sensitive portion and has a variable resistance as a function of the pressure. The high-pressure detecting element is sensitive to second values of pressure.08-28-2008
20090299596Collision Avoidance Methods and Systems For Gravity Propelled Vehicles - A method for avoiding a likelihood of collision on a track disposed on a pitched terrain between an approaching gravity driven vehicle and a forward gravity driven vehicle includes activating a warning in the approaching vehicle for alerting the rider to manually slow down the approaching vehicle to increase a distance between the approaching vehicle and the forward vehicle, and automatically controlling application of a brake in the approaching vehicle to slow down the approaching vehicle to increase the distance between the approaching vehicle and the forward vehicle. For example, the approaching vehicle receives a first signal regarding a warning zone for activating the warning, and a second signal regarding a danger zone for automatically activating the brake. The method and systems may be employed on gravity driven vehicles for use on mountain or alpine coasters.12-03-2009
20130218433VEHICLE DRIVING SUPPORT DEVICE - There is provided a vehicle driving support device. The vehicle driving support device according to the present invention calculates a time-to-collision to an obstacle ahead. When the time-to-collision is shorter than a predetermined threshold value, which means the possibility of the collision between the obstacle and a vehicle is determined to be high, and in at least either one of cases in which an engine automatic stop controller automatically stops an engine and in which a brake negative pressure is higher than a set pressure, so that the negative pressure of a brake booster is insufficient, the device outputs a signal to a brake controller so as to start a pump of a brake driver for realizing a prefill function in which a brake pad of each wheel is pressed against a braking surface of a disc rotor.08-22-2013
20130218434VEHICLE BEHAVIOR CONTROL APPARATUS - A normality detector includes a steering angle yaw rate calculator, a first difference calculator, a lateral G yaw rate calculator, a second difference calculator, and a normality determination section. The steering angle yaw rate calculator calculates a steering angle yaw rate. The first difference calculator calculates a first difference which is a difference between the steering angle yaw rate and an actual yaw rate. The lateral G yaw rate calculator calculates a lateral G yaw rate. The second difference calculator calculates a second difference which is a difference between the lateral G yaw rate and the actual yaw rate. The normality determination section determines that the yaw rate detector is in a normal state when the first difference falls within a first predetermined value and the second difference falls within a second predetermined value.08-22-2013
20100145587METHOD AND APPARATUS FOR MANAGING TRAFFIC INFORMATION USING LIGHT COMMUNICATION - A traffic information management method and apparatus is provided. The traffic information management method using light communication includes: receiving an optical signal transmitted from a signal system; acquiring traffic information contained in the light signal; and providing the traffic information to a user terminal.06-10-2010
20120296543AUTOMATIC WORK BRAKE - A vehicle, air brake system is presented with an improved service work brake arrangement. The arrangement may provide a service work brake function or both a service work brake function and a parking brake function for the vehicle. The arrangement may provide an improved service work brake arrangement disposed within a housing for reducing the number of components and plumbing required to achieve this functionality versus prior known systems. The arrangement may utilizes a pneumatic latching valve to deliver pressurized air for applying a vehicle's service brakes. The pneumatic latching valve opens upon receiving a pneumatic control signal from an electronically controlled valve and closes upon receiving a pneumatic control signal from another source. In addition, a controller and control logic may be provided for controlling the arrangement.11-22-2012
20080228367Vehicle regeneration cooperative braking system - In a four wheel simultaneous control mode when a regeneration cooperative braking is implemented, a pair of electromagnetic control valves 09-18-2008
20080288149Method And System For Regulating Vehicle Dynamics - A method of regulating the driving dynamics of a vehicle by controlling a torque distribution from a vehicle engine between at least two axles of the vehicle is disclosed. The method comprises controlling the torque distribution with a nominal velocity difference between the different axles as an input value. According to an embodiment, the sign of the velocity difference between both outgoing shafts from the double coupling device is used to determine a control state of the double coupling.11-20-2008
20080288147System and method for self-adaptive control of an electromechanical brake - A control system for an electromechanical-braking system provided with actuator elements configured to actuate braking elements for exerting a braking action has a control stage for controlling the braking action on the basis of a braking reference signal. The control stage comprises a model-based predictive control block, in particular of a generalized predictive self-adaptive control type, operating on the basis of a control quantity representing the braking action. The control system further has: a model-identification stage, which determines parameters identifying a transfer function of the electromechanical-braking system; and a regulation stage, which determines an optimal value of endogenous parameters of the control system on the basis of the value of the identifying parameters.11-20-2008
20090265070SUPPORT CONTROL DEVICE - An accuracy error for measuring the position of an own vehicle is calculated based on the information of an execution history of map matching and the information of an update history of a map database. In addition, a predetermined map is referred to based on the calculated accuracy error, and an accuracy error level for performing positioning is specified from among plural stepwise levels. Then, the control level of assist control executed according to the position of the own vehicle is changed so as to correspond to the specified accuracy error level.10-22-2009
20090265069Land vehicle braking system - A braking system in a land vehicle having wheels for movement and a motor rotating the wheels. The braking system includes a brake rotor that is secured to one of the wheels. A brake caliper is secured to the vehicle for grasping the rotor in response to a caliper actuation signal. A brake pedal is secured to the land vehicle for movement by the vehicle driver. A pedal sensor is connected to the pedal for sensing the movement thereof and generating a braking signal in response to the movement of the pedal. A power train control module is secured to the vehicle for controlling the speed at which the motor rotates the wheels in response to a deactivation signal. A camera is mounting on the vehicle for generating a video signal representative of the incident light entering the camera. A central processing unit (CPU) is connected to the pedal sensor, the brake caliper and the camera. The CPU is adapted to receive the braking signal from the pedal sensor and, in response thereto, transmit a caliper actuation signal to the brake caliper. The CPU is also adapted to receive the video signal from the camera and process the video signal to determine whether the incident light entering camera includes light of a red color. In response to detecting light of a red color, CPU transmits a caliper actuation signal to the brake caliper and a deactivation signal to the power train control module.10-22-2009
20080288150Vehicle control apparatus - The vehicle control apparatus includes a control section computing a command value indicative of acceleration/deceleration behavior to be taken by a vehicle, and an acceleration/deceleration controller controlling acceleration and deceleration of the vehicle by use of an acceleration/deceleration actuator on the basis of the command value. The acceleration/deceleration controller transmits driver-operated acceleration data indicative of an acceleration demand caused by operation by a driver of the vehicle, and the control section computing the command value at least according to the driver-operated acceleration data.11-20-2008
20120296541VEHICLE CONTROL SYSTEM - When the operating speed of an accelerator pedal is higher than a given operating speed, a target acceleration as a target output value is multiplied by a gain so that an absolute value of the target acceleration is increased; therefore, a large acceleration requested by the driver can be achieved. The gain by which the target acceleration is multiplied is set to 1 when the target acceleration is about zero, so as to resume a condition where the absolute value of the target acceleration is not increased. Thus, when the control of increasing the absolute value of the target acceleration with the gain is stopped, an elevation change is less likely or unlikely to occur in the actual acceleration. Consequently, a desired acceleration is generated without causing the driver to feel uncomfortable during driving of the vehicle.11-22-2012
20080228365VEHICLE POWER INHIBITER - A method and system for inhibiting power of a vehicle given to a third party. The system includes a mode-indicating, an authenticator coupled to the mode-indicating device, and a power inhibiting device coupled to the mode-indicating device and adapted to selectively inhibit the power of the vehicle. Here, the mode-indicating device is adapted to communicate a power restriction signal to the power inhibiting device to inhibit the power of the vehicle upon an activation of the mode-indicating device by an authenticated driver and until a deactivation of the mode-indicating device by the authenticated driver, and the authenticator is adapted to restrict the activation and the deactivation of the mode-indicating device unless the driver has been authenticated by the authenticator.09-18-2008
20100324795VEHICLE RUNNING CONTROL APPARATUS AND VEHICLE RUNNING CONTROL METHOD - A main ECU (12-23-2010
20120296540APPARATUS AND METHOD FOR CONTROLLING A VEHICLE - In vehicle running control that, at the time of controlling driving force, determines whether an operating speed that is a speed at which a driver operates an accelerator operator (11-22-2012
20120296542Method for Automatically Decelerating a Vehicle to Avoid Collision or to Reduce the Consequences of a Collision - A method is provided for automatically decelerating a vehicle to avoid a collision or reduce the consequences of a collision with a detected collision object, wherein, at a determined intervention point-in-time, a brake system of the vehicle is automatically triggered such that a deceleration of the vehicle is caused, and wherein an automatic deactivation of the automatic braking intervention can take place by an increased actuation of the accelerator. A deactivation is carried out as a function of an override maneuver that depends on the actual driving dynamics, particularly an actuation of the accelerator that depends on the actual driving dynamics.11-22-2012
20080288148Single Channel Roll Stability System - A method and system for assessing and preventing overturn of a vehicle, the method and system being particularly suitable for use with commercial vehicles with brake systems typically used in North America, wherein a vehicle equipped with single brake pressure modulator is controlled to increase or decrease brake pressure, depending on braking state, to test vehicle wheel speed by response. If the vehicle wheel speed response indicates the inside wheels of the vehicle are off the ground or only lightly loaded, it may be assumed that the vehicle is approaching overturning. A braking intervention may be then executed by the single brake pressure modulator to prevent the incipient overturn event.11-20-2008
20080275616SEAT BELT/ACCELERATOR BEHAVIORAL SYSTEM - The computer 11-06-2008
20100145588CREEPING PROCESS - A process and apparatus for controlling the creeping process of a motor vehicle. The nominal creeping speed can be adapted.06-10-2010
20090118957OPTIMAL SELECTION OF BLENDED BRAKING CAPACITY FOR A HYBRID ELECTRIC VEHICLE - A hybrid powertrain system includes a transmission operative to transfer power between an input member and a torque machine and an output member coupled to a driveline coupled to a wheel including an actuable friction brake. The torque machine is operative to react torque transferred from the wheel through the driveline to the output member of the transmission. The torque machine is connected to an energy storage device. A method for operating a hybrid powertrain system includes monitoring an operator torque request input to an accelerator pedal, determining a minimum available power output of the energy storage device, determining a preferred output torque reacted through the output member to the driveline based upon the minimum available power output of the energy storage device, determining a regenerative braking torque capacity comprising a torque range between the preferred output torque reacted through the output member to the driveline and the operator torque request input to the accelerator pedal, and controlling operation of the hybrid powertrain based upon the regenerative braking torque capacity.05-07-2009
20120197504SYSTEM AND METHOD OF VEHICLE SPEED-BASED OPERATIONAL COST OPTIMIZATION - A vehicle speed-based operational cost optimization module provides an optimized velocity profile over a given route while also considering imposed constraints such as deviation from time targets, deviation from maximum governed speed limits, etc. Given current vehicle speed, engine state and transmission state, the present disclosure optimally manages the engine map to provide a recommended vehicle speed that optimizes fuel consumption. Exemplary embodiments provide for offline and online optimizations relative to fuel consumption. The benefit is increased freight efficiency in transporting cargo from source to destination by minimizing fuel consumption and maintaining drivability.08-02-2012
20090187322Motion Control Device for Vehicle - A motion control device for a vehicle includes a vehicle speed obtaining means for obtaining a speed of the vehicle, a curve shape obtaining means for obtaining a shape of a curve existing ahead of the vehicle on a road on which the vehicle is traveling, a position obtaining means for obtaining a relative position of the vehicle to the curve, a determining means for determining an appropriate vehicle speed for the vehicle to travel through the curve based on the shape of the curve obtained by the curve shape obtaining means, and a speed reduction controlling means for performing a speed reduction control on the vehicle based on the appropriate vehicle speed determined by the determining means.07-23-2009
20090187320METHOD AND APPARATUS FOR PREDICTING BRAKING SYSTEM FRICTION - A brake system control method determines vehicle operating conditions, compares the conditions to an allowable range, and uses a neural network to predict an expected coefficient of friction when the conditions are within the range. When the conditions fall outside of the range, the method determines an amount of required braking force using a constant coefficient of friction, and calculates the required braking force using the expected coefficient of friction when the conditions are within the range. The vehicle operating conditions include a vehicle speed, brake pressure, modeled brake rotor temperature, and apply state. The expected coefficient is multiplied by a constant or a calculated correction factor. A vehicle has an engine, transmission, and braking system, with a controller and an algorithm for predicting a coefficient of friction for two brake rotors, calculating a hydraulic brake pressure, and for applying the braking system using the hydraulic brake pressure.07-23-2009
20090187321Detector - A detector includes an image pickup unit mounted on a vehicle to obtain an image of an object; and a detecting unit for detecting an object in an object detecting area at a predetermined distance from the image pickup unit. The image pickup unit may include a monocular camera, and the predetermined distance may be fixed or may be varied according to the running speed of the vehicle. The detecting unit may detect objects respectively in plural object detection areas respectively at different distances from the image pickup unit.07-23-2009
20090143951Forward Collision Avoidance Assistance System - An object of the present invention is to provide a forward collision avoidance assistance system that attains the reduction of driver's uncomfortable feeling and the improvement in drivability while ensuring the collision avoidance performance during operation for avoiding contact with an object.06-04-2009
20090326773Method and Device for Detecting the Initiation fo the Starting Process of a Motorcycle by a Rider - A method and a device for detecting the initiation of a starting process of a motorcycle are disclosed. The method includes the step of acquiring a throttle valve angle (α), an engine speed (n12-31-2009
20080319625CART BRAKING CONTROL DURING MECHANIZED CART RETRIEVAL - A vehicle tracking system includes a wheel containing sensor circuitry capable of sensing various types of conditions, such as wheel rotation, wheel vibration caused by skidding, and specific electromagnetic and/or magnetic signals indicative of particular wheel locations. The sensor circuitry is coupled to an RF transceiver, which may but need not be included within the wheel. The wheel may also include a brake mechanism. In one embodiment, the wheels are placed on shopping carts and are used to collect and monitor shopping cart status and location data via a wireless network. The collected data may be used for various purposes, such as locking the wheel of an exiting cart if the customer has not paid, estimating numbers of queued carts, stopping wheel skid events that occur during mechanized cart retrieval, store planning, and providing location-based messaging to customers.12-25-2008
20080319623Apparatus and method for power hop detection and mitigation - A method and system of detecting power hop of a vehicle involves generating signals, including a current signal and a previous signal, indicative of the current longitudinal acceleration of the vehicle, calculating the period and amplitude of the signals, determining if the combined period and amplitude of the current signal exceeds a first predetermined value, and determining whether the combined period and amplitude of the current signal exceeds a second predetermined value greater than the first predetermined value. The method may also involve determining if the amplitude of the current signal exceeds a predetermined percentage of the amplitude of the previous signal. Power hop is detected when the combined period and amplitude of the current signal exceeds the first predetermined value as well as the second predetermined value, and possibly also when the amplitude of the current signal exceeds the predetermined percentage of the amplitude of the previous signal.12-25-2008
20080306667Adaptive Electronic Brake System Control Apparatus and Method - A vehicle has a controller with a threshold brake pedal apply force and an algorithm for determining a first braking torque request corresponding to a pedal apply force, a second braking torque request corresponding to a pedal travel position, and a calculated third braking torque request. The third torque request is calculated by multiplying the first torque request by an average percentage variance of the second to the first torque request. An adaptive electronic brake system (EBS) includes force and travel sensors connected to a brake pedal for determining a force-based and travel position braking torque request, and an algorithm for adapting one of the force-based and travel position-based braking torque requests to the other despite variances over time in a force/travel relationship therebetween.12-11-2008
20110224881BRAKE DEVICE FOR VEHICLE - A brake device for a vehicle is provided in which a slave cylinder stroke-target motor rotational angle conversion means (M09-15-2011
20080306666Method and apparatus for rear cross traffic collision avoidance - A rear cross-traffic collision avoidance system that provides a certain action, such as a driver alert or automatic braking, in the event of a collision threat from cross-traffic. The system includes object detection sensors for detecting objects in the cross-traffic and vehicle sensors for detecting the vehicle turning. A controller uses the signals from the object detection sensors and the vehicle sensors to determine and identify object tracks that may interfere with the subject vehicle based on the vehicle turning.12-11-2008
20110224880Method for setting the clamping force exerted by a parking brake - In a method for setting the clamping force exerted by a parking brake, which force is applied by an electric motor-based braking apparatus and, if necessary, by an additional braking apparatus, during an actuation phase of the electric motor-based braking apparatus, the motor resistance and the motor constant are determined from the present motor voltage, the present motor current, and the present motor rotation speed, and the clamping force achievable by the electric motor-based braking apparatus is ascertained therefrom. If the electric motor-based braking force does not reach a required target clamping force, an additional braking force is generated by the additional braking apparatus.09-15-2011
20090024291BRAKING CONTROL DEVICE - It is an object of the present invention to minimize any sensation of inadequate firmness and large changes in deceleration rate with respect to a change in a brake operation force when the force exceeds a boost limit point. A first correlation S1 when a brake operation force increases and a second correlation S2 after hysteresis is applied at the time of a decrease in the brake operation force are taken as relationships between a brake operation force F and a wheel cylinder pressure PWC in a state wherein an assist hydraulic pressure PA is not applied. An assist hydraulic pressure control section controls the assist hydraulic pressure PA so that when a brake operation force that exceeds a boost limit point T1 is applied, the assist hydraulic pressure PA is added, hysteresis is applied when the brake operation force decreases, the assist hydraulic pressure PA decreases, and the relationship between the wheel cylinder pressure PWC and the brake operation force F when the assist hydraulic pressure PA decreases to zero becomes the second correlation S2.01-22-2009
20090024290METHOD OF CONTROLLING A VEHICLE BRAKE WITH TORQUE CORRECTION - The invention relates to a method of controlling a vehicle brake that is adapted to exert a braking force in response to an actuation setpoint, the method comprising the following steps: 01-22-2009
20090024292Vehicle controller and control method - An ECU executes a program including the steps of: detecting an accelerator position based on a signal transmitted from an accelerator position sensor 01-22-2009
20090198426MOTION CONTROL DEVICE FOR VEHICLE - A motion control device for a vehicle includes a vehicle speed obtaining device, a curvature obtaining device for obtaining a bending grade of a curve existing ahead of the vehicle, a position obtaining device for obtaining a relative position between the vehicle and the curve, a determination device for determining an appropriate vehicle speed for the vehicle passing through the curve based on the bending grade, a speed reduction control device for executing a speed reduction control for reducing the vehicle speed based on the vehicle speed and the relative position so that the vehicle passes through the curve at the appropriate vehicle speed, and a gradient obtaining device for obtain a gradient of the road on the curve existing in a traveling direction of the vehicle, wherein the determination device determines the appropriate vehicle speed based on the gradient of the road in addition to the bending grade.08-06-2009
20090198425TRAILER SWAY CONTROL WITH REVERSE SENSORS - Reverse proximity sensors are used to determine an angle between a towed trailer and the towing vehicle. The trailer sway control determines a trailer angle of sway based upon proximity sensor readings from the reverse proximity sensors and from a sensor reading of an angle of turn of a steering wheel of the towing vehicle. Provided the determined trailer angle of sway exceeds a range that can be tolerated, a controller sends instructions to apply necessary braking to the vehicle or trailer to mitigate the trailer sway.08-06-2009
20090055065Active Brake Pulsation Control - A brake system is provided for minimizing brake pulsation feedback caused by surface variations of a brake system corner component. The brake system includes at least one sensing device configured to measure a pressure pulse caused by the surface variation of a brake system corner component. A controller module is in communication with the at least one sensing device and a hydraulic brake circuit. The controller module is configured to receive an output from the at least one sensing device and to adjust line pressure in the hydraulic brake circuit to substantially minimize brake pulsation feedback.02-26-2009
20110144875Method and device for communicating true runway braking peformance using data from the flight data management systems of landed aircraft - A method and apparatus for calculating a standardized value for the actual runway braking coefficient of friction of one or more arriving aircraft using data from each aircraft's flight data recorder or flight data management system, standardizing the calculated information to provide redundancy and to make it usable by subsequently arriving aircraft, and reporting the calculated standardized value information to individuals and agencies including air traffic control, airport operations and maintenance, and aircraft pilots and ground crews; and06-16-2011
20110144880MOTOR VEHICLE REGENERATIVE BRAKING METHOD - A regenerative braking method for a motor vehicle, in which the regenerative braking action is applied progressively, a rate of application of the braking action being dependent on a speed of the motor vehicle.06-16-2011
20110144878MULTI-CIRCUIT ELECTROHYDRAULIC MOTOR VEHICLE BRAKE SYSTEM AND METHOD FOR OPERATING THE SAME - A multi-circuit electrohydraulic motor vehicle brake system includes a plurality of calipers having hydraulically actuated actuators which are hydraulically connected to an electronically controlled unit. The unit includes an electronic unit ECU and a hydraulic unit HCU. At least some of the calipers, additionally or separately include electromechanical actuators for actuating or releasing a parking brake effect. In order to cut down on electrical interfaces and electronic units in a motor vehicle, the electronic unit is connected to the electromechanical actuators via respective two separate electrical supply lines, and the electronic unit has at least one electrical switch for supplying the electromechanically actuated actuators with power.06-16-2011
20110144877DRIVING SUPPORT DEVICE, METHOD, AND PROGRAM - Driving support devices, methods, and programs determine a target position ahead of a vehicle, a target vehicle speed at the target position, and an intermediate target vehicle speed that is higher than the target vehicle speed. The devices, methods, and programs set a first target charging electric power at a value that will cause regeneration braking to reduce a vehicle speed to the intermediate target vehicle speed, and set a second target charging electric power at a value that will cause regeneration braking to reduce the vehicle speed from the intermediate target vehicle speed to the target vehicle speed. The devices, methods, and programs control an electric generator installed in the vehicle to generate the regeneration braking based on the first and second target charging electric power, and charge the battery with the first and second target charging electric power.06-16-2011
20110144876Vehicle Launch Anticipation And Adaptation - A launch interval is determined for a vehicle based on the time that the operator takes to move a foot from the brake pedal to the accelerator pedal for launching the vehicle from a stopped condition. Such launch interval may be determined for multiple launches to determine to determine an average launch interval. During the launch interval, actions can be taken to prepare the engine and/or turbocharger to launch the vehicle once the operator has called for such a launch by depressing the accelerator pedal. The magnitude of the actions taken and/or the rate at taking such actions can be based on the launch interval, i.e., whether the operator tends to move rapidly or slowly from brake pedal to accelerator pedal. The vehicle may base the rate of the actions on the driving style of the particular driver currently driving the vehicle.06-16-2011
20090055066TWO-WHEELED MOTOR VEHICLE BRAKE CONTROL METHOD AND BRAKE CONTROL SYSTEM - To reliably prevent re-lifting of a rear wheel immediately after landing of the rear wheel.02-26-2009
20090240413DRIVING SUPPORT DEVICE, DRIVING SUPPORT METHOD, AND DRIVING SUPPORT PROGRAM - A target vehicle speed at a predetermined position ahead of a host vehicle is obtained, and a plurality of deceleration patterns with different deceleration schemes is obtained for decelerating the host vehicle to the target vehicle speed. Based on a driving operation for controlling speed of the host vehicle, a deceleration pattern is selected from the plurality of deceleration patterns. Using the selected deceleration pattern as a reference, the vehicle speed of the host vehicle is reduced to the target vehicle speed before the host vehicle reaches the predetermined position.09-24-2009
20090082935METHODS AND SYSTEMS TO CONTROL BRAKING OF A TRAILER HITCHED TO A VEHICLE - A method for controlling braking of a trailer hitched to a vehicle with a braking control system during a braking event includes the steps of determining vehicle speed, measuring an amount of braking intent applied to the braking control system, determining a first level of braking output, providing the first level of braking output to the trailer if the vehicle speed is greater than a first predetermined threshold, and providing a second level of braking output to the trailer if the vehicle speed is less than the first predetermined threshold and the amount of braking intent has not exceeded a second predetermined threshold during the braking event. The first level of braking output corresponds to a function of the amount of braking intent. The second level of braking output is less than the first level of braking output.03-26-2009
20110231076BRAKE CONTROLLING APPARATUS - A brake controlling apparatus (electronic control unit) of a braking device including a booster valve to be opened at a time of request to boost a pressure of a brake liquid to supply to a wheel to be controlled, and a piston pump for supplying pressurized brake liquid to an upstream side of the booster valve, the brake controlling apparatus including a brake liquid pressure controlling unit that sets a duty ratio between a closing period and a opening period of the booster valve so that a dischargeable period of the brake liquid in the piston pump appears in the opening period of the booster valve, and controls the booster valve based on the duty ratio.09-22-2011
20110231075PATIENT SUPPORT APPARATUS WITH DRIVE WHEEL SPEED CONTROL - A control system for a self-propelled patient-support apparatus includes a controller that utilizes a power drive speed control algorithm to control the power output to a motor of a drive mechanism for driving the patient-support apparatus across a floor. The control algorithm normalizes a force input by a user on a user input device, the force indicative of a desired drive speed. The algorithm varies the responsiveness of the output to the drive mechanism based on the current operating conditions of the drive mechanism.09-22-2011
20090099745Brake Assist Driver Command for Vehicles - A method for controlling a braking system in a vehicle during a panic braking event includes the steps of determining a magnitude of force applied to the brake pedal, determining a first level of braking that would result from the magnitude of force applied to the brake pedal if there were no panic braking event, and applying a second level of braking equal to the lesser of the following: the maximum braking capacity, and the level of braking that would result from the magnitude of force applied to the brake pedal if there were no panic braking event, multiplied by a predetermined constant.04-16-2009
20090099744Brake Assist Exit Method and System for Vehicles - A method for providing a smooth exit from a panic braking assist algorithm, in a vehicle having a braking system with a brake pedal, comprises the steps of measuring a force applied to the brake pedal, measuring a movement of the brake pedal, applying a first level of braking when the force applied to the brake pedal is equal to a predetermined force calibration value, applying a second level of braking when the movement of the brake pedal is equal to a predetermined travel calibration value, and applying a variable level of braking when the force applied to the brake pedal is less than the predetermined force calibration value and the movement of the brake pedal is greater than the predetermined travel calibration value. The variable level of braking is a function of the movement of the brake pedal.04-16-2009
20120078481REGENERATIVE BRAKING SYSTEM AND METHOD FOR CONTROLLING A REGENERATIVE BRAKING SYSTEM - A brake system for a vehicle having a hydraulic brake system and a regenerative brake system and a method of controlling the same is provided. The brake system may include a brake pedal having a range of motion and configured to control the application of the hydraulic brake system based upon a position of the brake pedal within the range of motion. The brake system may further include a brake controller configured to determine an inflection position of the brake pedal, the inflection position being a position of the brake pedal within the range of motion when the hydraulic brake system begins to apply a brake pressure over a predetermined threshold, wherein the brake controller applies the regenerative brake system based upon inflection position.03-29-2012
20090005946MOVEMENT STABILIZING APPARATUS FOR COMBINATION VEHICLE - A movement stabilizing control ECU 01-01-2009
20080262687Electric parking brake system and method for controlling the same - An electric parking brake system includes an electric parking brake mechanism that includes a brake which suppresses rotation of a wheel and an electric motor which applies or releases the brake, and that maintains a vehicle at a standstill while the brake is applied. A parking switch selectively outputs an application command for applying the brake and a release command for releasing the brake in response to an operation of an operating portion for the parking switch. A parking switch malfunction determination unit determines whether the parking switch malfunctions, and a parking brake automatic control unit automatically applies the brake by operating the electric motor when an ignition switch of the vehicle is turned off in response to an operation of an operating portion for the ignition switch, in a case where the parking switch malfunction determination unit determines that the parking switch malfunctions.10-23-2008
20080262686Method and Apparatus for Eliminating a Motor Vehicle Tip-Over Risk - The invention relates to a method for preventing tip-over of a motor vehicle in the lateral direction, 10-23-2008
20080262690Integrated Vehicle Body Attitude Control Apparatus - An integrated vehicle body attitude control apparatus includes a detecting portion detecting a vehicle state including a vehicle speed and a steering state, an integrated vehicle body control model calculation portion setting a model rotation axis of a vehicle body and calculating an integrated vehicle body control model including a model value, a distribution controller combining pitch components, heave components and roll components calculated by a first calculator and a second calculator, distributing a combined resultant of the pitch components and the heave components for controlling damping force by the shock absorber controller and distributing a combined resultant of the roll components for controlling the torsional force by the stabilizer controller, and an actuation controller controlling actuation of a shock absorber and a stabilizer in response to a distribution result by the distribution controller.10-23-2008
20080262689Method of Operating A Vehicle - A method of operating a vehicle is described, in which the vehicle includes a frame structure carrying a ground engaging structure whereby the vehicle may travel over the ground, the ground engaging structure including a pair of steerable wheels which with the vehicle travelling in a travelling direction, are front wheels, and a pair of rear wheels which may each independently be braked by the operation of respective brake devices, the vehicle further including a controller which is capable of providing signals independently to the brake devices of the rear wheels to effect application and release of a selected brake, and the method including sensing the vehicle travelling speed and providing a first input to the controller, sensing steering of the vehicle by the operator and providing a second input to the controller, and where the travelling speed is below a threshold speed, and depending on the direction of steering of the vehicle, the controller applying one of the brakes.10-23-2008
20080262688Method and Device for Hydrostatically Braking a Vehicle - The invention relates to a device (10-23-2008
20090204302PARKING BRAKE CONTROL DEVICE - When a release control is executed while a service brake is operating, a parking brake control device continues the release control until a first predetermined time passes even if the pressing force for moving a friction material becomes a target value, wherein the first predetermined time is a time period which is longer than a time period which it is supposed to take until the negative influence of the service brake vanishes.08-13-2009
20080269998Deceleration Control Apparatus and Method for Vehicle - A deceleration control apparatus and method for a vehicle applies a deceleration, which is equal to or smaller than a guard value, to the vehicle based on a vehicle running environment parameter. The deceleration control apparatus determines the manner in which a driver performs an operation for decelerating the vehicle, and changes the guard value based on the manner in which the driver performs the operation for decelerating the vehicle. The manner in which the driver performs the operation for decelerating the vehicle may be determined based on at least one of the time at which the driver performs the operation for decelerating the vehicle, the time period during which the driver operates the brake, and the deceleration achieved by the brake operation.10-30-2008
20090099748PARKING BRAKE CONTROL SYSTEM - A motor current detecting device is provided in a parking brake control system for detecting electric current flowing through an electric motor. And current supply to the electric motor is stopped in case of carrying out a parking brake releasing operation, when a time period in which a differentiated value of the electric current flowing through the electric motor is smaller than a predetermined threshold value exceeds a predetermined time. As a result, a partial braking condition, in which parking brake force partly remains even after the parking brake releasing operation, and which is caused by, for example, the elongation of the brake cable is prevented.04-16-2009
20090222184ALGORITHM FOR POWER DRIVE SPEED CONTROL - A control system for a self-propelled patient-support apparatus includes a controller that utilizes a power drive speed control algorithm to control the power output to a motor of a drive mechanism for driving the patient-support apparatus across a floor. The control algorithm normalizes a force input by a user on a user input device, the force indicative of a desired drive speed. The algorithm varies the responsiveness of the output to the drive mechanism based on the current operating conditions of the drive mechanism.09-03-2009
20090222183METHOD AND SYSTEM TO CONTROL ELECTRONIC THROTTLE SENSITIVITY - An electronic throttle control system for a motorized vehicle includes a sensor providing a signal corresponding to a relative position of an accelerator pedal between an undepressed position and a fully depressed position at a first predetermined time interval. A memory device is provided for storing a plurality of provided signals. A controller is provided for averaging a predetermined number of provided signals and sending the averaged signal to the motor at a second predetermined time interval for modulating operating speed of the motor. Upon the memory device storing the predetermined number of provided signals, provided signals are discarded from the memory device on a first in, first out basis.09-03-2009
20090240411Control Apparatus and Control Method of a Vehicle - An HV_ECU executes a program including a step of calculating an estimated gradient, a step of performing rate limit processing on a change in the estimated gradient when on a hill and an absolute value of the vehicle speed is equal to or below V(09-24-2009
20100152988ACCELERATOR BRAKING MODULE - An accelerator braking system for a vehicle; said braking system reactive to forces applied to an accelerator pedal of said vehicle; said system characterized by a transmission to a control module of data corresponding to said forces applied to said accelerator pedal wherein braking force is gradually increased and decreased by operation of the accelerator pedal. In a preferred form the braking system is reactive to forces applied to a secondary reaction surface of an accelerator pedal of said vehicle; said system characterized by a transmission to a control module of force data or angle data wherein braking force is gradually increased and decreased by operation of the accelerator pedal.06-17-2010
20100152987TRAVELING VEHICLE - A traveling vehicle (06-17-2010
20100161192VEHICLE OPERATION SUPPORT SYSTEM AND NAVIGATION APPARATUS - A vehicle operation support system includes a navigation device, and a drive control device. The navigation device includes: part for storing road information including branch point information; and part for acquiring road curvature information with reference to the road information, and providing the drive control device with the road curvature information, before a vehicle reaches the branch point. The road curvature information includes information about curvature of first and second road sections extending forward from a branch point. The drive control device estimates entrance of the vehicle into one of the first and second road sections as a selected road section, and controls a driving state of the vehicle by operating an actuator with reference to information about curvature of the selected road section, in response to estimation of entrance of the vehicle into the selected road section.06-24-2010
20090276131ABSOLUTE ACCELERATION SENSOR FOR USE WITHIN MOVING VEHICLES - A method of and system for detecting absolute acceleration along various axes relative to a desired movement vector while moving relative to a gravity source includes steps of determining a vertical acceleration, perpendicular to the desired movement vector and substantially anti-parallel to a gravitational acceleration due to the gravity source; determining a longitudinal acceleration, parallel to the desired movement vector and to output at vertical acceleration signal and a longitudinal acceleration signal; determining an inclination of the desired movement vector relative to the gravitational acceleration; and processing the vertical acceleration signal, the longitudinal acceleration signals and the inclination signal to produce al absolute vertical acceleration signal and an absolute longitudinal acceleration signal.11-05-2009
20100262349HILLHOLDER ASSISTANCE SYSTEM HAVING A VARIABLE CONDITION FOR RELEASING THE BRAKE - In a method for assisting a driver during a hill start, the vehicle is held automatically at a standstill using a brake, and when a starting command is detected, the brake is released automatically if the engine torque or an equivalent variable exceeds a specified release threshold value. The vehicle is able to be prevented from rolling back, when the brake is released, by monitoring the engine torque or the equivalent variable for a change which is not due to the actuation of the accelerator, and by modifying the condition for releasing the brake when a change in the engine torque or in the equivalent variable has been detected.10-14-2010
20100185375Acceleration control apparatus for vehicle - A reliability for a power-train feed-forward torque may be decreased when a degree of reliability for an estimated braking torque is decreased due to disturbance factors. A power-train feedback torque is corrected based on a degree of reliability for a power-train torque, for which a reliability for a braking condition is taken into account. In a similar manner, a brake feedback torque is corrected based on a degree of reliability for a braking torque, for which a reliability for a power-train condition is taken into account. Accordingly, it is possible to compensate the decrease of reliability for the power-train feed-forward torque or brake feed-forward torque by the correction for the power-train feedback torque or the brake feedback torque.07-22-2010
20100185376METHOD OF CONTROLLING A VEHICLE BRAKE WITH ADAPTIVE TORQUE CORRECTION - The invention relates to a method of controlling a vehicle brake adapted to exert a braking force in response to an actuation setpoint, in which: 07-22-2010
20100262348SYSTEM 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 of the driving conditions of the vehicle, and a driver mode signal indicative of the driving mode of the vehicle. The controller is further configured to control the powertrain to adjust the amount of torque that is generated based on the driver status signal, the driver condition signal, and the driver mode signal.10-14-2010
20120173107CONTROL DEVICE OF INVERTED PENDULUM TYPE VEHICLE - Provided is a control device capable of imparting a driving force appropriate for controlling a tilt angle of a loading part to a traveling motion unit, despite the weight of an object to be transported mounted on the loading part capable of freely tilting of an inverted pendulum type vehicle. Velocity command values for defining a desired value of a traveling velocity of a traveling motion unit 07-05-2012
20120173106CONTROL DEVICE OF INVERTED PENDULUM TYPE VEHICLE - Provided is a controller of an inverted pendulum type vehicle capable of being moved smoothly by a guided subject as a support. In the inverted pendulum type vehicle 07-05-2012
20120173105ATTITUDE CHANGE REDUCTION STRUCTURE - An attitude change reduction structure, which reduces a vehicle attitude change that occurs during braking due to known left-right asymmetry of a vehicle structure, includes a brake pressure control mechanism that increases a brake pressure at a brake for a wheel (07-05-2012
20100191432Method for braking electrically driven vehicles - A method is disclosed for braking electrically driven vehicles, in particular rail vehicles. In at least one embodiment, the behaviour of the brake system is configured directly as a function of the system state, i.e. the operating conditions of the vehicle, such as for example the laden state of the vehicle, temperature of the engines and in particular of the magnets, as well as redundancy requirements, and therefore permit the fully functioning mechanical brake which is present in vehicles nowadays to be eliminated. The method of at least one embodiment for braking electrically driven vehicles which are equipped with spring-store-based friction brakes and whose motive drive is provided by way of permanently excited synchronous machines whose terminals are connected via switches to devices which generate a braking torque includes an open-loop or closed-loop controller being activated and the controller connecting the brake system of the engines which are present and the spring-store-based friction brakes into the circuit individually and successively as a function of the operating conditions of the vehicle and the required brake values.07-29-2010
20100191433METHOD FOR MONITORING THE ENVIRONMENT OF AN AUTOMATIC VEHICLE - A device, program and method for monitoring the environment of a vehicle capable of moving according to a path. The device, program and method comprises the steps of calculating a plurality of critical levels of driving depending on detection sensors, parameters related to the vehicle and an obstacle being in the environment of the vehicle, determining if an obstacle is on the path of the vehicle and depending on the calculated critical levels of driving and determination of an obstacle on the path of the vehicle, making a decision concerning the braking of the vehicle.07-29-2010
20100217495METHOD FOR ASSESSING THE COMPATABILITY OF BRAKING SYSTEMS OF A VEHICLE COMBINATION AND COMPATIBILITY ASSESSMENT DEVICE - The invention relates to a method and a device for assessing the compatibility of braking systems of a vehicle combination comprising a tractor and a trailer. According to the invention, an, applied braking power (W08-26-2010
20100179740Method and Device for Sensor Signal Noise Reduction - An algorithm for limiting the output of a master cylinder pressure sensor in an electronic brake control system to a value that is a function of the master cylinder pressure and the travel of the brake pedal.07-15-2010
20110238277METHOD AND SYSTEM FOR MANAGING THE ENERGY VARIATION OF AN AIRCRAFT - The method for managing an energy variation of an aircraft provided with at least one propulsion system, capable of generating a thrust force on said aircraft comprised in a thrust range, is characterized in that said energy variation is expressed by a size representative of said energy variation and homogenous to a gradient of the aircraft, and in that it includes steps for determining the current energy variation of said aircraft, ordering an energy variation of the aircraft, determining, as a function of said ordered energy variation, a necessary thrust force that must be generated by said propulsion system for the energy variation of the aircraft to be able to tend towards said ordered energy variation, and developing and applying a control order to said propulsion system so that it delivers said necessary thrust force.09-29-2011
20110112740CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE AND METHOD FOR CONTROLLING INTERNAL COMBUSTION ENGINE - A control device performs an automatic stop operation and an automatic restart operation of an internal combustion engine of a vehicle having a steering device, which is manipulated by a driver to steer a steering wheel of the vehicle. A prohibition unit prohibits the automatic stop operation according to transition of a steering degree of the steering device when the vehicle travels.05-12-2011
20100161191CONTROL DEVICE FOR VEHICLE BRAKE SYSTEM - A control device for a vehicle brake system includes first judgment value derivation and storage means for deriving and storing as first judgment value a boosting limit judgment pressure which, if predetermined conditions are satisfied during the driving of hydraulic pumps by boost control means, a boosting limit judgment pressure calculation means calculates at the time when the predetermined conditions are satisfied, and returning start judgment means for judging whether the returning of the brake manipulation member has been started or not. The boost control means executes the boost control using as the boosting limit judgment pressure the first judgment value stored in the first judgment value derivation and storage means when the returning start judgment means judges during the driving of the pumps that the returning of the brake manipulation member has been started.06-24-2010
20100228459Notification apparatus - A re-generation instruction apparatus has a re-generation instruction computer that receives brake operation information from a re-generation control computer for calculating an energy loss in a total energy from speed reduction by the brake operation of the driver, which is lost by a re-generation brake system. The calculated energy loss is utilized for preparing notification for the driver in various situations such as a pre-travel notification, a during-travel notification and/or an after-travel notification.09-09-2010
20100217494ADAPTIVE SPEED CONTROL DEVICE - An adaptive speed control device includes a posted speed change detecting section, a notification section, a set speed signal receiving section, and an adaptive speed control section. The posted speed change detecting section is configured to detect an upcoming change to a posted speed limit at. The notification section is configured to control a user interface device to notify a new posted speed limit at a prescribed notification timing before the vehicle reaches a transition point. The set speed signal receiving section is configured to accept a set speed signal from a user input device. The adaptive speed control section is configured to change a set speed of the vehicle according to the new posted speed limit and to automatically change a speed to the set speed upon receiving the set speed signal at or after a prescribed activation timing that occurs simultaneously with or after the prescribed notification timing.08-26-2010
20100217497USER INPUT FOR VEHICLE CONTROL - A user input for controlling acceleration of a vehicle. The user input has a movable member capable of deflection by a user such that a degree of deflection corresponds to a specified velocity commanded by the user. The correspondence between the degree of deflection and the specified velocity may include a plurality of zones, each zone characterized by a distinct sensitivity that may be capable of customization for a specific user. The user input may also include a neutral position of the movable member, wherein a substantially sudden motion of the movable member to the neutral position causes a slewed slowing of the vehicle.08-26-2010
20110112741ELECTRIC PARKING BRAKE FOR VEHICLE - Disclosed is an electric parking brake. The electric parking brake includes driving motor generating rotational force, a driving gear formed at a driving shaft of the driving motor, a driven gear directly coupled with the driving gear, and a spindle coupled with the driven gear to linearly move by receiving the rotational force of the driving motor through the driven gear when the driving motor is driven. The structure of the gears transferring the rotational force of the driving motor is simplified as the driving gear and the driven gear, so that the installation space for the gears is reduced, thereby reducing the size of the electric parking brake.05-12-2011
20090076698DRIVING ASSISTING APPARATUS - A driving assisting apparatus acquires a stoppable condition for allowing a vehicle to stop at a stop position and a driver characteristic concerning a driving operation for stopping the vehicle, and determines whether to determine the condition for starting assisting the driving operation according to the stoppable condition or driver characteristic depending on a running state of the vehicle. This sets the start condition for assisting the driving operation in view of the driver characteristic as well, thus making it possible to assist the driving operation in conformity to the driver's feelings.03-19-2009
20090076697METHOD AND SYSTEM FOR CONTROLLING A MOTIVE POWER SYSTEM OF AN AUTOMOTIVE VEHICLE - A motive power system of a vehicle is controlled based on a driving style of a driver of the vehicle. Parameters related to a state of the vehicle are used as inputs to a fuzzy controller in order to characterize the driving style of the driver of the vehicle.03-19-2009
20100241330COMBINED BRAKING SYSTEM, PARTICULARLY FOR MOTOR VEHICLES - A combined braking system, comprising hydraulic brakes associated with a vehicle axle and brakes actuatable by electromechanical actuators associated with a different vehicle axis, each electronic control unit associated with the electromechanical actuators having at least two high-speed busses, of which one is connected directly to a further electronic control unit and the other is directly or indirectly connected to an electronic or electrohydraulic control unit associated with the hydraulic brakes.09-23-2010
20090043472Method and Arrangement for Running in and Calibrating an Electromechanical Parking Brake System - A method and arrangement for running in and calibrating an electromechanical parking brake system (EPB) has at least one brake mechanism unit (BME) and at least one control device (SG), the actuation of the brake mechanism unit (BME) being controlled by a control routine (SR) provided in the control device (SG). The electromechanical parking brake system (EPB) is advantageously run in by at least one running-in routine (EFR) and/or calibrated by at least one calibration routine (KRR), the running-in routine (EFR) and/or the calibration routine (KRR) checking for the existence of at least one safety-critical condition (SB) and/or the existence of at least one system error (SF) before and/or during the running-in operation and/or calibration operation and in dependence thereon the running-in operation and/or calibration operation is continued or terminated.02-12-2009
20100235064ASSISTANCE DEVICE FOR UPHILL MOVEMENTS OF AN AUTOMOBILE - An assistance device for uphill movements of an automobile, including a first assistance calculator controlling a parking brake and automatically controlling release thereof when it is activated and when driving torque transmitted by a clutch is higher than a minimum threshold for maintaining the vehicle on a slope, a second assistance calculator controlling the driving brake and automatically controlling and maintaining its activation when it has been activated, when it is determined that the vehicle is immobile and when the clutch torque is lower than the minimum threshold, and automatically controlling the release thereof when it is activated and when the clutch torque is higher than the threshold, and a mechanism determining immobility of the vehicle, estimating the clutch torque, estimating the slope, and calculating a threshold.09-16-2010
20100235063VEHICLE CONTROLLER AND VEHICLE PROVIDED WITH THE CONTROLLER - A hybrid vehicle (09-16-2010
20100222977MULTI-FACTOR SPEED ESTIMATION SYSTEM AND METHOD FOR USE - A method of estimating a speed of a vehicle is provided. The vehicle has a wheel and the method comprises receiving a first wheel speed signal indicating a rotation rate of the wheel, determining a first calculated forward speed of the vehicle based on the first wheel speed signal, receiving a first steering signal, determining the first steering signal contains information indicating large steering activity, receiving a second wheel speed signal at a later time than the first wheel speed signal, and determining, in response to receiving the first steering signal, a second calculated forward speed of the vehicle that is based on the second wheel speed signal and the first calculated forward speed.09-02-2010
20100222978BRAKING APPARATUS - A pressure braking unit including an operating pressure applying unit that applies an operating pressure to a working fluid according to operation of an operating member; a pressurizing unit that applies a pressurized pressure to the working fluid; a braking force generating unit that generates pressure braking force on wheels by a total pressure of the operating pressure and the pressurized pressure; a regenerative braking unit that generates regenerative braking force on the wheels; and a controlling unit that executes switching control to switch the regenerative braking force to the pressure braking force according to the pressurized pressure, and by prohibiting increase in the pressurized pressure by the pressurizing unit, it is possible to inhibit braking operation feeling from deteriorating while ensuring the braking force.09-02-2010
20100222976Driving assistance system having presence monitoring - A driver assistance system includes a control device, which has a self-deactivation function, and a monitoring device which is designed for monitoring the presence of the driver in the driver's seat and for triggering the self-deactivation function in the absence of the driver.09-02-2010
20100211281METHOD AND ARRANGEMENT FOR APPLYING A PARKING BRAKE OF A VEHICLE DEPENDING ON THE ROADWAY CONDITIONS - In a method for applying a parking brake of a vehicle depending on the roadway conditions, at least one electromechanical braking system has a parking brake and an operational brake function. An operational brake force is produced on each wheel to slow the vehicle down to a standstill. A parking brake force is generated on at least two wheels of the vehicle. The parking brake forces have an amount that corresponds to the total of the previous parking brake forces applied to all of the wheels and subsequently the stopping of the vehicle is tested. When the vehicle is maintained in the stop position, the amount of the parking brake force on the at least two wheels is reduced and simultaneously, the service brake forces that are reduced by a certain amount corresponding to the parking brake forces are built up at least on the other wheels.08-19-2010
20100211279METHOD AND ARRANGEMENT FOR MEASURING AND ESTIMATING A BRAKE FACTOR IN A VEHICLE BRAKE SYSTEM - The invention relates to a method for measuring and estimating a brake factor in a vehicle brake system, said vehicle including a towing vehicle and a trailer having a plurality of wheel axles, wherein said method includes: initiating a controlled braking manoeuvre involving at least a first wheel axle and a second wheel axle; and obtaining values representing said brake factor for said wheel first wheel axle and said second wheel axle by a control unit which is provided with a brake adaptation function to obtain a brake balance between said towing vehicle and said trailer. The method furthermore includes: braking, in a forced manner, said first wheel axle when retardation of said vehicle is requested; estimating the brake factor for said first wheel axle by determining the brake pressure and braking torque for said first wheel axle; providing a transition phase after which said second wheel axle is braked, in a forced manner, and estimating the brake factor for said second wheel axle by determining the brake pressure and braking torque for said second wheel axle. An arrangement for measuring and estimating the brake factor in a vehicle brake system is also disclosed.08-19-2010
20100211282BRAKE CONTROL APPARATUS AND CONTROL METHOD FOR THE BRAKE CONTROL APPARATUS - In a brake control apparatus that controls braking forces which are applied to wheels based on the pressure of the hydraulic fluid, when the pressure detected by a control pressure sensor (08-19-2010
20100211278SYSTEM AND METHOD FOR STABILITY CONTROL - A system and method for stability control of a vehicle. The system and method can receive current vehicle operating data or signals as well as data or a signal from a traction control subsystem. Based on the received current vehicle operating data or signals data or a signal from a traction control subsystem, the system and method define one of a brake-based stability control subsystem and a torque management-based stability control subsystem as the dominant stability control system. Based on the stability control subsystem defined as the dominant stability control system, the system and method provide stability control for the vehicle.08-19-2010
20100211277SYSTEM AND METHOD FOR STABILITY CONTROL OF VEHICLE AND TRAILER - A system and method for stability control of a vehicle and a trailer. The system and method can receive vehicle and trailer operating data or signals and define one of a brake-based stability control subsystem and a torque management-based stability control subsystem as the dominant stabiliy control system. Based on the stability control subsystem defined as the dominant stability control system, the system and method provide stability control for the vehicle and the trailer.08-19-2010
20090037063TWO-WHEELED MOTOR VEHICLE BRAKE CONTROL METHOD AND SYSTEM - To enable, with respect to a vehicle where lifting of the vehicle body easily occurs to a relatively large extent even in a relatively early stage when rear wheel lifting is detected, more rapid and reliable securement of the safety of the vehicle body with respect to that rear wheel lifting.02-05-2009
20130218435BRAKE CONTROL APPARATUS - A brake control apparatus is provided with a frictional braking unit configured to generate frictional braking force, a regenerative braking unit configured to generate regenerative braking force, a fluid pressure control valve configured to adjust an operating fluid pressure, and a controlling unit configured to execute regenerative control to cover entire required braking force required by a driver by the regenerative braking force and executing switching control to cover the required braking force by the frictional braking force in place of the regenerative braking force by adjusting to increase the operating fluid pressure by the fluid pressure control valve when a predetermined condition is satisfied. By covering the entire required braking force by regenerative braking force and executing the switching control to adjust to increase the operating fluid pressure by the fluid pressure control valve to cover the required braking force when a predetermined condition is satisfied.08-22-2013
20120143454SYSTEM AND METHOD FOR STABILIZING A MOTOR VEHICLE - A system for stabilizing a motor vehicle including at least one speed sensor for sensing a longitudinal speed and a transversal speed of the motor vehicle; a calculation unit which is designed to calculate an attitude angle of the motor vehicle from the sensed vehicle longitudinal speed and the sensed vehicle transversal speed; an evaluation unit which is coupled to the calculation unit and is designed to compare the attitude angle with a predefined threshold value and to detect an oversteering situation if the attitude angle exceeds the threshold value; an actuation unit which is coupled to the evaluation unit, and an actuator which influences the driving behavior of the motor vehicle, wherein the actuation unit is designed to actuate the actuator in an oversteering situation. In addition, a method which the system is suitable for carrying out is disclosed.06-07-2012
20090024289Braking Control Device - Braking discomfort applied to the driver is minimized. Provided are a brake operation amount section (01-22-2009
20100198473BRAKE SYSTEM FOR A VEHICLE AND A METHOD FOR OPERATING A BRAKE SYSTEM FOR A VEHICLE - A brake system for a vehicle having a sensor device for providing a first and second sensor signal, a first and a second brake control device, which are directly connected to the sensor device and to provide a corresponding control signal for the first and/or second sensor signal, and a first and a second signal line for transmitting the control signal, the first signal line directly connecting the first brake control device to a first and second wheel actuator device and the second signal line directly connecting the second brake control device to a third and fourth wheel actuator device, the four wheel actuator devices exerting a braking torque corresponding to the control signal on the associated wheel, and the first wheel actuator device being directly connected to the second brake control device and/or the sensor device. A method for operating a brake system for a vehicle is also provided.08-05-2010
20100198471Method for setting characteristic variables of a brake system in a motor vehicle - The invention provides a process for preparing organic nanoparticles comprising the steps of: (a) preparing a solution comprising an unsaturated polyester and/or a vinyl ester resin, an initiator and a hydrophobic monomer; (b) emulsifying the solution obtained in step (a) in an aqueous phase; and thereafter (c) curing the emulsified solution. The invention further provides organic nanoparticles obtainable by the process according to the invention; various uses of said nanoparticles; and paper, dye compositions and toner compositions comprising said nanoparticles.08-05-2010
20100198472WORK VEHICLE AND METHOD FOR CONTROLLING WORK VEHICLE - The work vehicle includes a braking device, a lubricant feeding section, and a controlling section. The controlling section configured to execute a first control in which an amount of the lubricant fed to the braking device is controlled based on a temperature of a rotating member of the braking device. The controlling section sets the amount of the lubricant to a predetermined first feed amount when the braking device is in a braking state, calculates the temperature of the rotating member, and makes a decision in the first control, based on the calculated temperature of the rotating member, to change the amount of the lubricant from the first feed amount to a second feed amount, which is smaller than the first feed amount, when the braking device is switched from the braking state to a non-braking state.08-05-2010
20120245816METHOD FOR REDUCING THE CLAMPING FORCE APPLIED BY A PARKING BRAKE - In a method for reducing the clamping force applied by a parking brake, which may be generated at least partially by an electromechanical brake device having an electric brake motor and supplemented if necessary by a hydraulic brake device, a signal is generated for actuating the hydraulic brake device for the case that it is not possible for the brake motor to be released for reducing the clamping force.09-27-2012
20110130936Apparatus, program and method for collision avoidance support - A collision avoidance support apparatus sets a side area right beside an own vehicle in an adjacent lane as a constant-speed target space, which is used for lane change at a constant speed, and also sets a diagonally-front area and a diagonally-rear area as alt-speed target spaces, which are used for lane change at an accelerated speed and at a decelerated speed. Then, a target space that is free of other vehicles is extracted by the apparatus. If there is no target space that is free of the other vehicles, the lane change is determined as unsafe. If there is no other vehicle in the constant-speed target space, the lane change is determined to be safe at the constant speed. If there is no other vehicle in at least one of the alt-speed target spaces, the lane change is determined to be safe at an accelerated speed or a decelerated speed.06-02-2011
20090012686Braking-Driving Force Control Device of Vehicle - When either one of a vehicle target braking/driving force and a target yaw moment cannot be achieved by a braking/driving forces of wheels, a distribution ratio is calculated to be a small value as a value indicating an acceleration or deceleration operation by a driver increases, and to be a great value as a value indicating a steering operation by a driver increases, for example. A straight line closest to a point of the target braking/driving force and the target yaw moment is specified, among sides of a quadrangle or hexagon indicating a range of the braking/driving force and yaw moment attainable by the braking/driving forces of the wheels in a rectangular coordinate of the braking/driving force and the vehicle yaw moment. The value of the coordinate at the target point, which is an internally dividing point of the straight line based upon the distribution ratio, is defined as the target braking/driving force after the modification and the target yaw moment after the modification, whereby the target braking/driving force and the target yaw moment are modified with the ratio based upon the condition of the driving operation by a driver.01-08-2009
20090112432VEHICLE CONTROLLER AND CONTROL METHOD - An ECU releases brake hold control when an actual accelerator pedal position A exceeds a predetermined position A(04-30-2009
20090105920BRAKE INTERFACE MODULE - A brake interface module for an electronic air brake (EAB) or a magnet valve that incorporates positive train control digital commands with additional fail-safe, discrete train control spare inputs into a single, fail safe output via redundant power supplies. The brake interface module comprises a positive train control circuitry including a first microcontroller and a second microcontroller operatively coupled to each other. The brake interface module also includes spare discrete inputs that utilize fail-safe principles and are continuously monitored by the second microcontroller to achieve fail-safe performance. Each power supply contains redundant, independent means of shutting down to facilitate self test.04-23-2009
20090105919Method and System for Determining Initiation of a Panic Braking Maneuver - A method for determining whether a panic braking maneuver has been initiated in a vehicle with a brake pedal includes the steps of receiving brake pedal travel data, receiving brake pedal force data, determining a rate of change of acceleration of the brake pedal from the brake pedal travel data, determining a rate of change of acceleration of force applied to the brake pedal from the brake pedal force data, comparing the rate of change of acceleration of the brake pedal with a first predetermined value and a third predetermined value, and comparing the rate of change of acceleration of force applied to the brake pedal with a second predetermined value and a fourth predetermined value.04-23-2009
20130131944PUMPING BRAKE DETECTION AND CONTROL DEVICE AND METHOD FOR INTERNAL COMBUSTION ENGINE - A device includes: actual-intake-pipe-pressure detection unit (05-23-2013
20110251768VIDEO BASED INTELLIGENT VEHICLE CONTROL SYSTEM - A system for longitudinal and lateral control of a vehicle. The system includes a camera generating a plurality of images representative of a field of view in front of the vehicle, and a controller receiving the plurality of images. The controller detects an object in the plurality of images, extracts a plurality of features from the plurality of images, generates a reference feature depiction based on the plurality of features from one or more of the plurality of images, generates a comparison feature depiction based on the plurality of features from one of the plurality of images, compares the reference feature depiction and the comparison feature depiction, and determines a longitudinal position of the vehicle relative to the object based on differences between the reference feature depiction and the comparison feature depiction.10-13-2011
20090037064VEHICULAR RUNNING CONTROL APPARATUS AND VEHICULAR RUNNING CONTROL METHOD - In vehicular running apparatus and method, a yaw rate target deceleration calculated on a basis of a yaw rate and a preset lateral acceleration set value is compared with a navigation target deceleration calculated on a basis of a target vehicle speed calculated on a basis of a state of a curved road located in front of a running road on which the vehicle is running and the preset lateral acceleration to select a target deceleration from one of the yaw rate and navigation target decelerations which is lower than the other and a target vehicle speed command value is calculated on a basis of the selected target deceleration, the calculated vehicle speed command value being outputted to decelerating means of the vehicle.02-05-2009
20100312445Controlling of a Vehicle Responsive to Reductant Conditions - Controlling a vehicle responsive to reductant conditions is provided. The method for controlling a vehicle having an engine with an exhaust, the exhaust having a reductant injection system including a reductant storage vessel, the engine further having a fuel system including a fuel storage vessel, may include under degraded reductant conditions, restricting vehicle motion in response to a fuel refill of the fuel storage vessel.12-09-2010
20130138314POSITION ESTIMATION SYSTEM AND METHOD - There is provided a vehicle with the capability of estimating its position. An exemplary vehicle comprises a positioning unit configured to operate in a first mode for communicating with one or more first radio-responsive devices and operate in a second mode for communicating with one or more second radio responsive devices. The positioning unit is configured to estimate a coarse position of the vehicle based on data received from the first transceiver, and estimate a fine position of the vehicle based on data received from the second transceiver.05-30-2013
20130138315POWER WHEELCHAIR AND BRAKE CONTROL METHOD OF THE POWER WHEELCHAIR - In a brake control method of a power wheelchair, the power wheelchair includes an electronic gradienter, a brake sensor, a brake apparatus, and a brake controller. The electronic gradienter detects stability data of the power wheelchair to obtain a gradient angle and a gradient direction of the power wheelchair. When the gradient angle does not exceed a safety angle range, the brake controller controls the brake apparatus to brake the power wheelchair, and the brake sensor detects braking data of the power wheelchair. The method calculates a braking strength value for braking each wheel of the power wheelchair according to the gradient angle and the gradient direction of the power wheelchair when the brake operation on the power wheelchair is improper. The brake controller adjusts the brake apparatus to brake the power wheelchair according to the braking strength value of each of the wheels.05-30-2013
20130138316Brake Control Apparatus - A brake control apparatus includes a parking-brake mechanism configured to apply braking force to left and right wheels of one of front and rear of a vehicle by a switching operation of a driver; a braking-force generating section configured to apply braking force independently to the wheels in accordance with a state of the vehicle; a moving-state judging section configured to judge whether or not the vehicle is moving; and a braking-force control unit configured to control the braking-force generating section. The braking-force control unit includes a braking-force cooperative control section configured to restrict an actuation of the parking-brake mechanism and to cause the braking-force generating section to generate braking force in a case that the parking-brake mechanism is required to be actuated by the switching operation when the moving-state judging section determines that the vehicle is moving.05-30-2013
20100312446DRIVER ASSISTANCE SYSTEM FOR VEHICLE - A driver assistance system for a vehicle includes an imaging device having a field of view forward of a vehicle and in a direction of travel of the equipped vehicle, an image processor operable to process image data captured by the imaging device, and a global positioning system operable to determine a geographical location of the vehicle. The equipped vehicle includes an adaptive speed control system for controlling the speed of the equipped vehicle. The adaptive speed control system may reduce the speed of the equipped vehicle responsive at least in part to a detection of a curve in the road ahead of the equipped vehicle via processing by the image processor of image data captured by the imaging device.12-09-2010
20110004386Controlling an Electrically Actuable Parking Brake in the Event of Failure of a Speed Signal - A technique for controlling an electrically actuable parking brake of a motor vehicle in the event of failure of a first signal indicating a speed of the motor vehicle comprises the steps of continuously closing the parking brake as long as a second signal indicating a driver request to close the parking brake is detected, and opening the parking brake, provided that the parking brake is in a partially open state, as long as an absence of the second signal is detected.01-06-2011
20110004385BRAKING FORCE CONTROL DEVICE FOR VEHICLES - A controller of a braking force control device for vehicles is characterized by comprising an automatic-brake selective-actuation section configured to compare a braking force created by a manual brake device with a required braking force for an automatic brake device and to selectively actuate the automatic brake device when the required braking force exceeds in braking-force magnitude, a braking-force-difference time-rate-of-change calculation section configured to calculate a braking-force-difference time rate of change corresponding to a rate of change per unit time in a difference, which difference is obtained by subtracting the required braking force for the automatic brake device from the braking force created by the manual brake device, and a required braking force control section configured to correct the required braking force for the automatic brake device in a manner so as to reduce the required braking force when selectively actuating the automatic brake device. Also, a reducing amount of the required braking force is corrected to decrease, as the calculated braking-force-difference time rate of change increases.01-06-2011
20110004384SYSTEM FOR CONTROLLING VEHICLE PARAMETERS - A system is provided which is capable of controlling one or more parameters of a vehicle, such as vehicle speed or engine RPM. The system involves communication between a transmitter and a controller. The transmitter has memory containing information that corresponds to a vehicle parameter setting. The information is operatively transmitted from the transmitter to the controller. Once the controller receives the information, the vehicle parameter setting is identified by the controller. When the setting is identified, the controller may adjust at least one mechanism on the vehicle so as modify the vehicle parameter accordingly. One scenario in which the parameter modification is generally provided is if the controller determines that the vehicle parameter is exceeding the identified setting, which corresponds to the vehicle being operated at a level higher than that intended for the vehicle operator.01-06-2011
20100228458Method for Starting a Motor Vehicle on an Inclined Route - A method for starting a motor vehicle, which is held at a standstill on an inclined route by a brake force which is maintained independently of the driver, after a predetermined holding time has elapsed gradually reduces the brake force which is generated independently of the driver, to put the motor vehicle into motion, and then controls the movement of the motor vehicle, corresponding to a preset course.09-09-2010
20100228460VEHICLE CONTROL SYSTEM CONTROLLING EXERTION OF BRAKING FORCE ON WHEEL - A vehicle control system is provided which is designed to stop or restart an engine automatically. The system is equipped with a vehicle speed determining circuit which determines the speed of the vehicle and has a dead zone around where a real speed of the vehicle is zero. The vehicle speed determining circuit has a characteristic in which when falling in the dead zone, the determined speed shows zero. When the determined speed is zero, and the real speed is expected to have dropped to zero, the system applies a first braking force to the wheel to keep the vehicle stopped. When the determined speed has become zero following the automatic stop of the engine, the system applies a second braking force smaller in magnitude than the first braking force to the wheel, thereby decelerating the vehicle slowly to avoid unexpected sudden deceleration.09-09-2010
20110010066INVERTED WHEEL TYPE MOVING BODY AND METHOD OF CONTROLLING THE SAME - An inverted wheel type moving body that can enhance convenience and a method of controlling the same. The inverted wheel type moving body includes a right chassis and a left chassis rotationally supporting a right driving wheel and a left driving wheel, motors rotationally driving the right driving wheel and the left driving wheel, a body rotatably supported on the right chassis and the left chassis through a right arm and a left arm, a pressure-sensitive sensor provided to judge whether a transportation object dismounts, and a control unit controlling the motors to reduce velocity upon judgment that the transportation object dismounts based on the output from the pressure-sensitive sensor when the moving body travels faster than a certain velocity, in which overturn preventing operation is executed after an absolute value of the velocity is lower than a threshold value.01-13-2011
20110035128Electronic device for prevention and control of the street accidents risks attributable to the use of alcohol and/or their associated substances - An electronic device related to the air composition in the car's compartment in general, purposed for the prevention and control of the street accident risks attributable to the use of alcohol and/or of associated substance taking one or more environment sensors (S02-10-2011
20110035129MOTION CONTROL DEVICE FOR VEHICLE - A motion control device for a vehicle includes a braking means for applying a brake torque to each of a plurality of wheels of the vehicle, an avoidance control means for calculating a first target quantity, used for an avoidance control for applying the brake torque to each wheel via the braking means in order to avoid an emergency state of the vehicle, a stabilization control means for determining a target wheel, to which the brake torque is applied, out of the wheels and calculating a second target quantity used for a stabilization control for applying the brake torque to the target wheel in order to ensure a vehicle stability, and a brake control means for controlling the brake torque applied to a non-target wheel based on the first target quantity and controlling the brake torque applied to the target wheel based on the first and second target quantities.02-10-2011
20110040464SENSOR DRIFT AMOUNT ESTIMATING DEVICE - On the basis of a sensor signal corresponding to a detected value of a motion state amount of vehicle motion, an attitude angle estimating means of a sensor drift amount estimating device computes a derivative amount of an attitude angle with respect to a vertical axis of a vehicle body, and integrates the computed derivative amount of the attitude angle, and estimates the attitude angle. On the basis of the sensor signal and the attitude angle estimated by the attitude angle estimating means, a computing means computes a derivative amount of the attitude angle obtained from equations of motion for vehicle motion. A drift amount estimating means estimates a sensor drift amount of the sensor signal by using a relationship that, when taking a sensor drift amount of the sensor signal into consideration, the derivative amount of the attitude angle computed by the attitude angle estimating means, and a value that considers a sensor drift amount in the derivative amount of the attitude angle computed by the computing means, are equal.02-17-2011
20110040465BRAKING CONTROL DEVICE, AND BRAKING CONTROL METHOD - A first stroke sensor and a second stroke sensor in a braking control device detect the pedal depression amount. A brake ECU calculates a target wheel cylinder pressure by utilizing the detected pedal depression amount, and increases/decreases the wheel cylinder pressure by controlling the hydraulic actuator so as to achieve the calculated target wheel cylinder pressure. The brake ECU determines whether the brake pedal has been sharply depressed, by utilizing the pedal depression amount detected within a range thereof that is smaller than the pedal depression amount. If it is determined that the brake pedal has been sharply depressed, the brake ECU relaxes the restriction on the hydraulic pressure gradient at the time of increasing the wheel cylinder which is imposed when the brake pedal has not been sharply depressed.02-17-2011
20110246041VEHICLE STABILIZATION CONTROLLING APPARATUS - When a the brake assist control and a left/right distribution control are performed at the same time, since braking forces, which are equal to or larger than the braking force generated by a brake operation of a driver, are generated to wheels by the brake assist control, in a case where the driver requests a large deceleration, a desired deceleration can be obtained. Further, since a difference is made between the braking forces generated to left/right wheels by the left/right distribution control, in a case where a yaw direction behavior is generated to a vehicle, the yaw direction behavior can be reduced by a difference between the braking forces.10-06-2011
20110246040VEHICULAR LANE DEPARTURE PREVENTION CONTROL APPARATUS - A vehicular lane departure prevention control apparatus calculates first and second departure amounts based on lane line position information and obstacle position information, sets braking forces for lane departure prevention control based thereon, and outputs the braking forces to a brake control unit, the braking forces for generating a yaw moment and a deceleration to a subject vehicle and preventing the vehicle from departing with respect to the lane line and obstacle, while setting a departure level for target pump motor rotation speed setting based on a vehicle speed, a difference of the steering wheel angle from a crossing angle and the first departure amount, setting a target rotation speed for a pump motor of a hydraulic unit in a brake control unit based thereon, and then outputting the target rotation speed to the brake control unit so as to variably control the rotation speed of the pump motor.10-06-2011
20110087413TOW BRAKE - A tow brake includes a housing, an actuator mechanism mounted within the housing with the actuator mechanism including an actuator member, a towed vehicle attachment member operatively coupled to the actuator member, a controller operatively connected to the actuator mechanism, and an acceleration sensor operatively coupled to the controller, the acceleration sensor being configured and disposed to detect deceleration forces of a towing vehicle, wherein the controller is configured and disposed to selectively activate the actuator mechanism to apply a force to the vehicle attachment member that is proportional to the deceleration forces of the towing vehicle.04-14-2011
20110082631DYNAMIC PARKING BRAKE METHODS AND SYSTEMS FOR MOTOR VEHICLES - Various embodiments provide braking systems and methods for a motor vehicle. One braking system includes a primary braking system, a speed sensor, a brake pedal, a parking brake, and a processor coupled to the parking brake and the primary braking system. The processor is configured to engage the primary braking system when the parking brake is activated and the motor vehicle is traveling at a speed at least equal to a pre-determined speed.04-07-2011
20090099749Vehicle collision decision apparatus - The vehicle collision decision apparatus has first acceleration detectors and a second acceleration detector for detecting an acceleration of the vehicle in a longitudinal direction, and third acceleration detectors for detecting an acceleration of the vehicle in a transverse direction thereof. When the vehicle is involved in an offset collision, the front airbags of the vehicle are activated based on accelerations detected by the first acceleration detectors and the second acceleration detector. Thereafter, the curtain airbags of the vehicle are reliably activated.04-16-2009
20120035821Method and device for evaluating a condition of a chassis of a vehicle - In a method for evaluating the condition of a chassis of a vehicle equipped with a brake control system and a device for detecting trip data, at least one control signal of the brake control system is combined with at least one output signal of the device for detecting trip data to obtain a combined signal, and the condition of the chassis is evaluated on the basis of the combined signal.02-09-2012
20110087414ACCELERATOR-PEDAL REACTION FORCE CONTROL APPARATUS - A utility vehicle comprising a cab which houses a steering wheel assembly is provided wherein a steering wheel (04-14-2011
20110246039ELECTRIC BRAKE APPARATUS - Even when a rigidity table stored in a RAM at the time of a start of a brake operation does not coincide with a actual rigidity characteristic (pressing force characteristic in relation to positions) of an electric caliper which changes according to brake conditions including how often and how long a brake operation is applied, it is possible to reduce a deviation between a pressing force instruction value and a generated pressing force by updating the characteristic of the relation between a pressing force instruction value and rotational position (rigidity table) each time an estimated thrust force value is calculated during one brake operation. In other words, it is possible to steadily keep followability to a pressing force instruction according to an actual state of the rigidity characteristic of the electric caliper, thereby ensuring generation of an appropriate brake force.10-06-2011
20100017086COMMERCIAL VEHICLE TRAILER WITH AN ELECTRONICALLY CONTROLLED BRAKING SYSTEM - A commercial vehicle trailer includes an electronically controlled braking system having an electronic control unit that has a parameter memory having one or more memory areas that can store vehicle-specific data. The electronic control unit controls the electronically controlled braking system based on the vehicle-specific data, and has an interface to an external computer. To permit reliable correlation of the vehicle-specific data to the commercial vehicle trailer, information is displayed on the trailer itself that characterizes the vehicle-specific data and that can be read into the computer via a reader unit. Based on such information, the appropriate vehicle-specific data is transferred to the electronic control unit.01-21-2010
20090048751Method and apparatus for controlling acceleration of a vehicle - A control apparatus controls acceleration of a vehicle provided with a motive power generation apparatus and brake apparatuses. For the control, the control apparatus comprises calculation and actuating blocks. The calculation block calculates torque to be requested, based on a difference between an actual value of the acceleration and a target value thereof and a gain for feedback controlling the actual value of the acceleration to the target value thereof. The gain is differentiated in value between in a first case in which the brake apparatuses are used for the feedback control and a second case in which the brake apparatuses are not used for the feedback control. The actuating block actuates the motive power generation apparatus and the brake apparatuses based on the calculated torque. The value of the gain in the first case is made larger than the value of the gain in the second case.02-19-2009
20120191316REDUCING NOISE, VIBRATION, AND HARSHNESS IN A VARIABLE DISPLACEMENT ENGINE - A method for operating an engine of a vehicle, the engine having one or more deactivatable cylinders, the method including controlling the stability of a vehicle in response to vehicle acceleration, and reactivating or deactivating combustion in at least a cylinder in response to vehicle acceleration.07-26-2012
20120191315METHOD FOR INCREASING THE SAFETY OF A VEHICLE AND CENTRAL PROCESSING UNIT FOR A DRIVER ASSISTANCE SYSTEM - A method is provided for increasing the safety of a vehicle, a region about the vehicle being scanned and a distance between at least one location on the vehicle and a physical limit of this region is measured in at least one direction. Subsequently, it is checked whether the distance exceeds a specifiable threshold value and finally, a warning signal is output and/or the vehicle is braked, if the result of the checking is positive. Moreover, a central processing unit for a corresponding driver assistance system and a driver assistance system are provided.07-26-2012
20090326775BRAKE CONTROL APPARATUS AND BRAKE CONTROL METHOD - A brake control apparatus includes: a master cylinder; a wheel cylinder; a hydraulic pressure source; a control valve arranged to increase or reduce the pressure of the wheel cylinder; an outside gate valve arranged to connect or disconnect between the master cylinder and the wheel cylinder; a brake operation sensing section configured to sense a driver's brake operation; and a control unit configured to control the hydraulic pressure source, the control valve, and the outside gate valve, to perform an automatic-brake pressure-increasing control to control the outside gate valve in a valve closing direction, to drive the hydraulic pressure source, and thereby to increase the pressure of the wheel cylinder in accordance with a vehicle condition, and to increase a driving quantity of the hydraulic pressure source when the brake operation is sensed during the automatic-brake pressure-increasing control.12-31-2009
20120245817DRIVER ASSISTANCE SYSTEM - A system and method of assisting a driver of a vehicle by providing driver and vehicle feedback control signals is disclosed herein. The system and method includes receiving location data of the vehicle from a GPS unit, retrieving navigation characteristics stored in a map database based on the location data, generating a path tree comprising a set of forward paths the vehicle can take and a path tree root comprising the current path the vehicle is on and generating vehicle data from at least one vehicle sensor. The system and method also includes determining a most probable future path for the vehicle, determining road curvature of the most probable path at a plurality of nodes, comparing the received vehicle data with a threshold at one of the plurality of nodes on the most probable path, and transmitting a control signal in the case that the threshold has been exceeded.09-27-2012
20120245815MOTOR VEHICLE BRAKING SYSTEM HAVING A HYDRAULICALLY ACTUATED SERVICE BRAKING SYSTEM AND AN ELECTORMECHANICALLY ACTUATED BRAKING SYSTEM - The invention relates to a motor vehicle brake system having a hydraulically actuatable service brake system and an electromechanically actuatable brake system, including an operating element HMI, in particular for activating a parking brake function, an electronic control device (EPB-ECU) for activating an electromechanical actuator of the electromechanically actuatable brake system, and an electrohydraulic control unit (HECU) associated with a service brake and serving to control or regulate hydraulically implemented service brake functions, driving stability functions and/or braking assistance functions. It is an aim of the invention to contribute to reducing the stress on parts or components of the brake system. It is proposed that an electronically controlled hydraulic pressure conditioning process is carried out in integrated brake calipers after hydraulic actuation of the brake, it being further provided that the electromechanical brake system generates additional application forces only after the hydraulic pressure conditioning process.09-27-2012
20100131165REAL-TIME IDENTIFICATION OF MAXIMUM TIRE-ROAD FRICTION COEFFICIENT BY INDUCED WHEELS ACCELERATION/DECELERATION - A method for estimating the maximum tire/road surface coefficient of friction for a vehicle that includes actively inducing a small amount of acceleration or deceleration to the front wheels or the rear wheels of the vehicle and inducing a corresponding and opposite amount of acceleration or deceleration to the other of the front wheels or the rear wheels of the vehicle so that the acceleration and deceleration cancel each other and the perceived speed of the vehicle does not change. The tire/road surface coefficient of friction and a wheel-slip ratio can be used to determine a road surface condition.05-27-2010
20090216416Brake apparatus for vehicle, and methods of using same - A brake apparatus includes first, second and third solenoid valves (hereinafter SOL08-27-2009
20090216418ABSOLUTE ACCELERATION SENSOR FOR USE WITHIN MOVING VEHICLES - A communication system for a vehicle includes a vehicle speed sensor configured to emit a periodic function with a parameter correlated to the speed of the vehicle, an acceleration monitoring system, a braking system engagement detector to detect a braking status of the vehicle, an alerting device capable of signaling other drivers of a deceleration condition of the vehicle, and a control device. The acceleration monitoring system is configured to compute the acceleration of the vehicle from variations in the parameter of the periodic function of the vehicle speed sensor and to output a deceleration status of the vehicle. The control device is coupled to the acceleration monitoring system, the braking system engagement detector, and the alerting device, wherein the acceleration monitoring system sends signals to the control device and the control device operates the alerting device in a manner dependent on the deceleration status of the vehicle.08-27-2009
20090216417METHOD OF CONTROLLING A VEHICLE BRAKE WITH COMPENSATION FOR EXPANSION - The invention relates to a method of controlling an electromechanical brake for a vehicle wheel, the brake including an actuator provided with a pusher that is actuated by an electric motor and that is adapted to exert a braking force selectively on friction elements in response to an actuation setpoint, the method comprising the following steps:08-27-2009
20090216415DRIVE POWER CONTROL APPARATUS AND METHOD FOR VEHICLE - A drive power control apparatus for a vehicle includes a controller that adjusts the drive power for driving a vehicle to compensate for a parameter that affects the running state of the vehicle. When the vehicle enters a region where the acceleration of the vehicle needs to be changed based on the running environment or when the vehicle is traveling in the region in which the acceleration of the vehicle needs to be changed based on the running environment, the controller makes the amount by which the drive power is adjusted less than the amount by which the drive power is adjusted when the vehicle is traveling in a region other than the region in which the acceleration of the vehicle needs to be changed based on the running environment.08-27-2009
20100063702SYSTEM AND A METHOD FOR STABILISING A VEHICLE COMBINATION - In a system and a method of stabilizing a vehicle combination of a towing vehicle and a trailer or a semi-trailer, wherein a trailer brake system on the trailer or semi-trailer which may be operated together with the a vehicle brake system on the towing vehicle as well as independent from said vehicle brake system, the system and method includes: detecting at least one signal corresponding to at least one driving condition; computing the detected at least one signal corresponding to said at least one driving condition and comparing the at least one detected signal with a corresponding predetermined values representing a critical driving condition; allowing independent operation of the trailer brake system in response to a detected critical driving condition; and automatically operating the trailer brake system in response to the activation means by applying temporary braking actions on the trailer. Hereby, a proactive stabilising trailer brake system, also known as stretch-braking, is provided.03-11-2010
20120035823NAVIGATION SYSTEMS AND METHODS FOR WHEELED OBJECTS - A navigation system uses a dead reckoning method to estimate an object's present position relative to one or more prior positions. In some embodiments, the dead reckoning method determines a change in position from the object's heading and speed during an elapsed time interval. In embodiments suitable for use with wheeled objects, the dead reckoning method determines the change in position by measuring the heading and the amount of wheel rotation. Some or all of the components of the navigation system may be disposed within a wheel, such as a wheel of a shopping cart.02-09-2012
20110178689DEVICE FOR CONTROLLING TRAVELING OF VEHICLE - After a vehicle has entered a curve, a deviation (Sch) between a target turning state quantity Td and an actual turning state quantity Ta is computed. In a stage in which Sch does not reach a predetermined value after the vehicle has entered the curve, the possibility of the vehicle traveling in the curve is judged to be low, and the reliability of the curve information Rc, Pc is judged to be low. In this case, a determination for prohibiting execution of control (So=0) is made. In a stage after Sch has reached the predetermined value, the possibility of the vehicle traveling in the curve is judged to be high, and the reliability of the curve information Rc, Pc is judged to be high. In this case, a determination for permitting execution of the control (So=1) is made. Deceleration control is started and executed only when a control start condition is satisfied, and the determination for permission is made. Accordingly, even when the control start condition is satisfied, the deceleration control is not started, if the prohibition determination is made. Thus, the reliability of the curve information based on map information on the vehicle is evaluated reliably, and the deceleration control within the curve can be prevented from being unnecessarily executed on the basis of curve information whose reliability is low.07-21-2011
20110178688Method and Device for Hydraulic Brake Boosting - A technique for boosting hydraulic brake pressure in a hydraulic motor vehicle brake system is proposed, wherein a first pressure component of a brake pressure in the brake system is generated in a driver-controlled manner. A method in this respect comprises the steps of acquiring a deceleration value that indicates a deceleration of the vehicle and generating an additional second pressure component as a function of the deceleration value.07-21-2011
20100057319INVERTED TWO-WHEEL GUIDED VEHICLE AND CONTROL METHOD THEREFOR - An inverted two-wheel guided vehicle is provided with a vehicle body 03-04-2010
20110098899Protective Arrangement for the Protection of Safety-Relevant Electronic Circuits from Malfunctions - A protective circuit arranged on a printed circuit board has two conductor loops. At least one supply voltage track, at least one semiconductor switch with at least one terminal and at least one control component with at least one terminal are arranged on the printed circuit board. A first terminal of the control component and a first terminal of the semiconductor switch are connected electrically. A first conductor loop of the protective circuit is arranged on the printed circuit board so that it surrounds an electrically conducting connection between the supply voltage track and the semiconductor switch and/or the control component, and a second conductor loop is arranged on the printed circuit board so that it surrounds the electrically conducting connection between the first terminal of the control component and the first terminal of the semiconductor switch, and thereby screens the same from the semiconductor switch and at least from those regions of the control component that are also connected to the supply voltage track.04-28-2011
20100070148COLLISION AVOIDANCE SYSTEM IN A VEHICLE - A method for determining the time to collision between a host vehicle and an oncoming target vehicle, and for determining the necessary host vehicle deceleration for bringing the host vehicle to a standstill at the moment of collision. The method furthermore comprises the steps: determining the position (p03-18-2010
20110251769OPERATION OF A BRAKE BOOSTER AS A PEDAL SIMULATOR - The invention describes a method for operating a controllable electromechanical brake booster and the corresponding brake booster which, via a coupling element between the brake booster and pedal rod, is capable of applying a force in opposition to the pedal activation force of a driver, and can therefore be operated as a pedal simulator. For this purpose, a pedal opposing force can be set by a characteristic curve as a function of a pedal position which is predefined by the driver, and can give the driver a pedal sensation even if there is no reaction of, for example, a conventional brake system. In a further operating mode, the brake booster can be operated in its original form.10-13-2011
20110098900ACCELERATOR REACTION FORCE CONTROL APPARATUS - An apparatus to control a reaction force of an accelerator includes a detector to detect an opening degree of the accelerator, and a controller to increase the reaction force by a first force magnitude during a period in which the vehicle transitions from a first operational state to a second operational state in response to an increase in the opening degree of the accelerator, wherein the controller increases the reaction force if the accelerator opening degree is increased within a predetermined time period after the reaction force is increased by the first force magnitude, wherein the first operational state corresponds to a low specific fuel consumption and the second operational state corresponds to a high specific fuel consumption, and wherein the controller decreases the reaction force by the first force magnitude in response to a reduction in the opening degree of the accelerator.04-28-2011
20110098901ACCELERATOR-PEDAL REACTION FORCE CONTROL APPARATUS - A control apparatus includes a means for detecting a position and a means for adjusting a reaction force of the accelerator, wherein the means for adjusting increases the reaction force of the accelerator by an increase amount in addition to a basic reaction force when the position of the accelerator is increased to satisfy a predetermined condition associated with a specific fuel consumption of the vehicle, the means for adjusting sets the increase amount to a first amount when the position of the accelerator is increased from a first accelerator position in a preload area to a second accelerator position that satisfies the predetermined condition, the means for adjusting sets the increase amount to a second amount when the position of the accelerator position is increased from an intermediate accelerator position that exceeds the preload area to the second position, and the first amount is greater than the second amount.04-28-2011
20110098898METHOD AND DEVICE FOR ASSISTING A VEHICLE OPERATOR - A method for assisting an operator of a vehicle which is approaching a set of traffic lights which permits a stop line to be crossed in at least one first operating state and does not permit the stop line to be crossed in a second operating state. The method provides that (i) a signal which describes the current operating state of traffic lights and the time period until the operating state changes is received in the vehicle, (ii) in the vehicle, verification is carried out on the basis of the received signal as to whether the vehicle can reach the stop line at a speed from a predefined speed range while the set of traffic lights is in the first operating state, and (iii) a speed of the vehicle is influenced and/or a recommendation for influencing the speed is generated as a function of the result of the verification.04-28-2011
20090099747METHOD FOR RECOGNIZING REFERENCE POSITION OF WEDGE OF DISK BRAKE FOR VEHICLES - Disclosed is a method for recognizing the reference position of a wedge of a disk brake for vehicles, which has a disk rotating together with the rotation of a wheel of a vehicle, a movable friction pad rubbing against one surface of the disk and generating driving force, a wedge member having one surface, to which the movable friction pad is attached, and moving in the rotating direction of the disk and moving forward to the disk by a driving motor for generating driving force, a guide member guiding the wedge member to the disk when the wedge member moves in the rotating direction of the disk, and a driving force transfer member screw-connected to a rotary shaft of the driving motor, moving in the rotating direction of the disk by the driving motor, and causing the wedge member to move in the rotating direction of the disk, including moving the wedge member to the left end of an operating section and recognizing the position of the left end, when a driver applies a pressure to a pedal; moving the wedge member to the right end of the operating section and recognizing the position of the right end, when the position of the left end is recognized; determining the middle position between the left end and the right end to be the central point of the entire moving distance; and recognizing the middle position as a reference position for controlling the braking of the wedge member.04-16-2009
20110082632METHOD AND SYSTEM FOR DISPLAYING BRAKING INFORMATION - The present invention relates to a method and system for displaying braking information such as energy dissipation braking information and regenerative braking information. The present invention can be an automobile including an energy dissipation braking system, a regenerative braking system, an energy dissipation braking sensor, a regenerative braking sensor, an energy conversions system, an energy storage unit, an energy storage sensor, a processor, an engine, and/or a display. The processor, energy dissipation braking sensor, and/or the regenerative braking system can acquire and analyze energy dissipating braking data and regenerative braking data in an automobile to determine appropriate braking information for display to a user on the display. Such braking information can include, for example, an energy efficiency rate, and/or an application percentage of the energy dissipation braking system and/or the regenerative braking system. The braking information can also be displayed in various modes to indicate desirable braking applications.04-07-2011
20110153176SYSTEMS AND METHODS FOR ADAPTIVE DECELERATION - Systems and methods for adaptive deceleration are disclosed. A brake system controller may perform a method comprising receiving a pedal deflection signal comprising a pedal deflection level, determining a present level of deceleration, and mapping the pedal deflection level to a desired level of deceleration, wherein the desired level of deceleration is greater than the present level of deceleration.06-23-2011
20110071743BRAKE FLUID PRESSURE CONTROLLING DEVICE - A brake fluid pressure controlling device is provided that controls a brake actuator to adjust brake fluid pressure in a wheel cylinder provided to correspond to a wheel. The brake actuator includes a passage for supplying the brake fluid to the wheel cylinder, a pump that discharges the brake fluid to the passage, and an electromagnetic valve that is located in the passage and adjusts the pressure of the brake fluid flowing into the wheel cylinder. The device includes a discharge rate detecting section, a signal generating section, a noise generating section, a noise overlaying section, and an electromagnetic valve controlling section. The discharge rate detecting section detects the discharge rate of the brake fluid discharged by the pump. The signal generating section generates a command signal for controlling the electromagnetic valve. The noise generating section generates noise, the noise being an AC signal corresponding to the detected discharge rate. The noise overlaying section overlays the noise onto the command signal, thereby generating an overlaid command signal. The electromagnetic valve controlling section controls the electromagnetic valve according to the overlaid command signal.03-24-2011
20120303233PARKING AND STOPPING CONTROL SYSTEM - A parking and stopping control system includes a park maintaining device configured to maintain a parked state; a park maintaining control device configured to control the park maintaining device to maintain the parked state; a parking temporary determining device capable of making a temporary determination that there is a possibility an own vehicle will be parked; and an intention determining device configured to determine an intention of a driver, wherein when the temporary determination is made, the park maintaining control device controls the park maintaining device to execute a maintaining control of the parked state if an intention of the driver is an intention to park, and the park maintaining control device prohibits the maintaining control of the parked state if the intention of the driver is not the intention to park.11-29-2012
20120303232BRAKE CONTROL DEVICE AND BRAKING DEVICE - A brake control device, wherein control is executed that keeps braking force generated to wheels of a vehicle to a predetermined value or more when detected operating pressure has reached a control determination value, the detected operating pressure being operating pressure input to a brake operating member in a state that the vehicle stops and applied to a working fluid in response to operation force increased using negative pressure generated in an internal combustion engine of the vehicle and being the operating pressure detected by an operating pressure detecting unit, and when the detected operating pressure has exceeded dead point operating pressure which is the operating pressure at a negative pressure dead point at which an effect of increase of the operation force using the negative pressure disappears, at least any one of the detected operating pressure and the control determination value is corrected and the control is executed based on the corrected value. Therefore, the brake control device can appropriately keep the braking force.11-29-2012
20120303231VEHICLE CONTROL SYSTEM AND VEHICLE CONTROL METHOD - A vehicle control system includes an acceleration generating device (engine, T/M) that generates an acceleration applied to a vehicle, and a vehicle control device that controls the acceleration generating device, based on an accelerator pedal stroke Pa representing an operation of an accelerator pedal by a driver, and a vehicle speed v of the vehicle. In the vehicle control system or method, the vehicle control device controls the acceleration generating device, based on a required acceleration Gx that is determined based on a relationship between the accelerator pedal stroke Pa and the required acceleration, including, as a condition, an acceleration corresponding to a given accelerator pedal stroke, which is specified by a relationship between the vehicle speed and the acceleration when the accelerator pedal stroke is held at the given value.11-29-2012
20110060510Systems and Methods for Increasing Brake Pressure - A vehicle brake system includes a brake unit, a brake line associated with the brake unit, and an activatable pyrotechnic device associated with the brake line. Upon activation, the pyrotechnic device is configured to supply gas directly into the brake line to increase pressure in the brake line, such that increased pressure is applied to the brake unit.03-10-2011
20120150405MOVING BODY ANTI-COLLISION DEVICE AND MOVING BODY WITH THE SAME - A moving body anti-collision device is disclosed that is able to accurately determine a relative position between moving bodies in a small area and efficiently prevent collisions between moving bodies. The moving body anti-collision device includes a transmission unit that transmits a detection wave, a driving unit that generates a driving signal to drive the transmission unit, a receiving unit that receives a detection wave sent from a transmission unit on other moving body, a calculation unit that calculates a relative position of the moving body relative to the other moving body according to an intensity of the detection wave sent from the other moving body and received by the receiving unit, and a collision determining unit that determines, according to a calculation result given by the calculating unit, whether the moving body collide with the other moving body.06-14-2012
20110029212METHOD OF IDENTIFYING POSITIONS OF BRAKE MONITORS - A method of identifying positions of brake monitors in relation to wheel brake units of a vehicle is provided. The brake monitors communicate by wireless to a control apparatus of the vehicle. The method includes steps of: (a) installing the brake monitors in association with the brake units; (b) individually or group-wise actuating the brake units in a sequence whilst monitoring corresponding brake unit actuations by using the brake monitors and generating corresponding brake unit actuation signals; (c) communicating the brake unit actuation signals from the brake monitors to the control apparatus; and (d) receiving the brake unit actuation signals at the control apparatus, and identifying from the received brake unit actuation signals positions whereat the brake monitors are installed on the vehicle. The method permits sequential actuation of the brake units and corresponding monitoring of associated signals generated by their brake monitors is capable of enabling installation positions of the brake monitors of being identified automatically.02-03-2011
20110029210HOLISTIC CONTROL FOR STABILIZING VEHICLE-TRAILER SWAYING - A trailer sway intervention system. The trailer sway intervention system includes a trailer having a plurality of wheels, each wheel having a brake, and a vehicle towing the trailer. The vehicle includes a plurality of sensors configured to sense operating characteristics of the vehicle, and a controller. The controller receives the sensed operating characteristics from the sensors, determines an error based on a difference between an expected yaw rate and a sensed yaw rate, asymmetrically applies braking forces to one or more trailer wheels based on the difference, and symmetrically applies braking forces to the trailer wheels when the absolute value of the difference between the expected yaw rate and the sensed yaw rate is declining.02-03-2011
20110029211REDUCING BRAKE NOISE DURING LOW PRESSURE BRAKING - A mechanism for reducing brake noise during braking of a vehicle. The mechanism includes controllers and methods that “hold” a currently applied braking torque rather than applying the operator-requested braking torque when a vehicle is traveling at a low speed and the operator-requested braking torque is within a predetermined range. The controllers and methods “release” the previously “held” braking torque and apply the operator-requested braking torque once the operator-requested braking torque is outside the predetermined range.02-03-2011
20120203437Method for Preventing a Vehicle from Rolling Away, and Computer Program Product - The invention relates to a method for preventing a vehicle, in particular a commercial vehicle, from rolling away, wherein the vehicle is equipped with a compressed air treatment unit (APU) and at least one associated pressure sensor for detecting at least one pressure in a brake circuit, in particular with an electronic compressed air treatment unit (E-APU), and a self-braking system (for example ASR, ESP, FDR, EBS). The invention further relates to a computer program product, which carries out such a method. Furthermore, the invention relates to an electronic compressed air treatment unit (E-APU) and to a self-braking system (ASR, ESP, FDR, EBS).08-09-2012
20100121547Electromechanical Parking Brake for a Motor Vehicle - An electromechanical parking brake for a motor vehicle is provided. The electromechanical parking brake includes an operating element that operates a wheel brake, a central control unit that provides an electric supply to the operating element via at least one supply line, an electric actuating unit for interrupting the supply to the operating element, and a control line that connects the central control unit with the electric actuating unit. The operating element and the electric actuating unit are arranged at the motor vehicle in a manner protected against external manual access. The central control unit controls the electric actuating unit via the control line in order to interrupt the supply to the operating element or to reestablish the supply to the operating element. The central control unit also monitors the control line to detect a manipulation of the control line.05-13-2010
20100280725DISTRIBUTED PEDAL SYSTEM FOR AIRCRAFT - A braking system that can reduce wiring without sacrificing performance. The system includes a data concentrator in the form of a distributed sensor processor unit for receiving braking command signals from a plurality of sensors and, based on the command signals, generating a brake control signal to be sent to a brake system control unit via a serial connection or the like.11-04-2010
20080269997Automatic Brake Control Device - A stepwise brake control is automatically performed when TTC obtained according to a relative distance and a relative speed between a vehicle and an object is lower than a predetermined value. For example, a brake force or a brake reduction speed is gradually increased over a plurality of stages in time series. Moreover, a brake force or a brake reduction speed change ratio in the section from the rise point of a brake force or a brake reduction speed at each stage to a predetermined brake force or a brake reduction speed is made a predetermined value or a change process is made a change process along a curved shape defined by a predetermined function. Moreover, at the initial stage when gradually increasing the brake force or the brake reduction speed, an auxiliary brake is used. Alternatively, a caution stage having a brake force or a brake reduction speed smaller that the initial stage is provided at the stage preceding the first stage of the plurality of stages, so that the auxiliary brake is used at this caution stage.10-30-2008
20100004838AUTOMATIC SPEED LIMIT ADJUST FOR ROAD CONDITIONS - A mobile computer that can be borne in a vehicle and that can receive position information may adjust a maximum speed limit to account for unfavorable weather or road conditions and cause the vehicle to automatically reduce speed below the adjusted maximum limit.01-07-2010
20100004839DRIVING ASSISTING APPARATUS AND DRIVING ASSISTING METHOD - The present invention aims at providing a driving assisting apparatus and driving assisting method which can predict with a high accuracy a state of a traffic light when a vehicle enters an intersection. The driving assisting apparatus for predicting the state of the traffic light when the vehicle enters the intersection comprises vehicle speed change predicting means for predicting a vehicle speed change of the vehicle in front of the intersection, and traffic light state predicting means for predicting the state of the traffic light when the vehicle enters the intersection according to the vehicle speed change predicted by the vehicle speed change predicting means, while the vehicle speed change predicting means predicts the vehicle speed change according to information stored in storage means in association with a characteristic of a driver concerning the past vehicle speed change in front of the intersection with running environments or changes a predicting method depending on whether or not the vehicle is positioned in front of a predetermined area set in front of the intersection.01-07-2010
20110160976Vehicle and Engine Controlling Method - A vehicle comprises an acceleration command input device operated by a driver to input an acceleration command; a braking command input device operated by the driver to input a braking command; and an engine controller for controlling a plurality of engine control components to change an engine driving power in response to the acceleration command and executing a deceleration control for reducing the engine driving power when a predetermined deceleration condition is met; the engine controller executing driving power increasing preparation for changing a controlled amount of at least one of the engine control components to increase the engine driving power while maintaining the deceleration control state when inputting of the braking command stops during the deceleration control, and changing a controlled amount of at least one of the engine control components to increase the engine driving power when the acceleration command is input thereafter.06-30-2011
20110160975METHOD OF MANAGING PARKING BRAKING IN A BRAKING SYSTEM FOR A VEHICLE FITTED WITH ELECTRIC BRAKES - The invention relates to a method of managing parking braking in a braking system for a vehicle fitted with at least one electric brake including at least one electric actuator having a pusher actuated by an electric motor for selectively applying a force against friction elements of the brake, the method comprising the steps of: 06-30-2011
20110160974VEHICLE STOP CONTROL DEVICE AND VEHICLE STOP CONTROL METHOD - A vehicle stop control device is provided. The device is configured to perform a stop control for stopping a vehicle by adjusting a braking force for wheels and includes a target deceleration setting unit which sets a target deceleration as a target for stopping the vehicle so as to have a smaller value as a vehicle body velocity comes closer to zero, a deceleration obtaining unit which obtains a vehicle body deceleration of the vehicle, a control unit which performs the stop control of setting the braking force to have a smaller value as a subtraction value obtained by subtracting the target deceleration from the vehicle body deceleration is greater, and causing the set braking force to be applied to the wheels; and a determining unit which determines that a road surface is an ascent road when the braking force set by the control unit is zero.06-30-2011
20110160973Control System in Vehicle, Wheelie Determining Method, and Driving Power Suppressing Method - A control system in a vehicle including a front wheel which is a driven wheel and a rear wheel which is a drive wheel, the control system including: a control unit configured to control a driving power generated in a driving source according to a driving state of the vehicle; and a front wheel speed sensor configured to detect a rotational speed of the front wheel; the control unit including: a wheelie determiner configured to determine whether or not a predetermined wheelie starting condition is met, based on a value detected by the front wheel speed sensor; and a driving power controller configured to suppress the driving power if the wheelie determiner determines that the predetermined wheelie starting condition is met.06-30-2011
20110160972Electronic Brake Actuator Brake-By-Wire System and Method - An electro-hydraulic brake-by-wire system includes a brake pedal, an electronic booster coupled to the brake pedal, a master cylinder coupled to the electronic booster, at least one hydraulic brake circuit disposed in fluid communication with the master cylinder, at least one front hydraulic brake disposed in fluid communication with the at least one hydraulic brake circuit and at least one rear hydraulic brake disposed in fluid communication with the at least one hydraulic brake circuit.06-30-2011
20120203438Driver Assistance System for a Vehicle, in Particular Commercial Vehicle, and Method for Controlling a Brake System - The invention relates to a driver assistance system for a vehicle, in particular commercial vehicle, wherein the driver assistance system (08-09-2012
20120203436ONBOARD PERCEPTION SYSTEM - An onboard perception system of a vehicle is contemplated. The system may include a state assessment unit adapted to at least assess a state of a first external object located in a vicinity of the vehicle hosting the onboard perception system, at least a first sensor assembly for assessing sound information, and an evaluation means adapted to evaluate a change in the state of the first external object by using the assessed sound information.08-09-2012
20110153177METHOD AND DEVICE FOR DETERMINING AND BALANCING THE WORKING POINT OF VALVES IN A HYDRAULIC SYSTEM - A method and an apparatus for ascertaining the working point of switchover valves of a hydraulic system of a vehicle, in particular of a hydraulic brake circuit, are described in which the hydraulic system contains at least a pressure generating arrangement, a high-pressure switching valve, a switchover valve, and an admission pressure sensor, an admission pressure that is higher than the target pressure of the switchover valve being established, the switchover valve being energized with a target current corresponding to the target pressure, admission pressure being reduced until the switchover valve closes, with the switchover valve closed, a nominal admission pressure being established as an admission pressure, after the switchover valve opens, a pressure difference Δp between admission pressure and a circuit pressure being sensed, and on the basis of the pressure difference Δp, the working point being ascertained.06-23-2011
20090198427BRAKE SYSTEM AND METHOD - A system configured to estimate a change in temperature of a brake component of a vehicle brake during a braking operation. The system includes a weight estimation module for estimating a weight of a vehicle to which a brake is fitted, a volume estimation module for estimating a volume of a brake component, a temperature model module for calculating a change in temperature during brake application based on a relationship between the weight of the vehicle as estimated by the weight estimation module, the volume of the brake component as estimated by the volume estimation module, the deceleration of the vehicle, and further constants of the vehicle and/or the brake.08-06-2009
20120065860DEVICE AND METHOD FOR CONTROLLING VEHICLE - Control apparatus (and a control method) for a vehicle, the vehicle including: an internal combustion engine (EG); a brake booster (03-15-2012
20120065857ENGINE TORQUE ESTIMATION SYSTEMS AND METHODS - An engine control system for a vehicle includes a coefficients determination module and a braking torque estimation module. The coefficients determination module determines first and second torque estimation coefficients that are set based on a braking torque versus air per cylinder (APC) line. The coefficients determination module determines third, fourth, and fifth torque estimation coefficients that are set based on a maximum braking torque (MBT) spark timing versus APC line. The braking torque estimation module estimates a braking torque of an engine based on APC, spark timing, and the first, second, third, fourth, and fifth torque estimation coefficients.03-15-2012
20110213536METHOD TO REDUCE CARBON BRAKE WEAR THROUGH RESIDUAL BRAKE FORCE - The method for reducing aircraft carbon brake wear involves monitoring the commanded initiation of braking, and setting a residual brake clamping force to a predetermined minimum residual brake clamping force, which is maintained following the commanded initiation of braking to prevent release of braking during taxiing of the aircraft. The minimum residual brake clamping force is applied despite a commanded release of braking until at least one predetermined control logic condition occurs.09-01-2011
20090118958VEHICLE TRAVEL CONTROL DEVICE AND VEHICLE TRAVEL CONTROL METHOD - Target acceleration of a subject vehicle is set; a reference limit value is obtained based on the set target acceleration; actual acceleration of the subject vehicle is obtained; a limit value magnification is calculated so that a limit value for limiting a change of the target acceleration becomes larger as a difference between the set target acceleration and the detected actual acceleration becomes larger; the limit value is calculated; the set target acceleration is limited based on the set limit value; a braking driving force is calculated based on the limited target acceleration; and the calculated braking driving force is generated by a selected braking driving force generating unit. Smooth acceleration and deceleration of the vehicle can be performed according to a travel state of the vehicle, and followability to the set target deceleration can be improved.05-07-2009
20110257859METHOD FOR BRAKING A MOTOR VEHICLE IN CRITICAL DRIVING SITUATIONS - A method for braking a motor vehicle in critical driving situations in which the risk exists that the transverse forces acting on the vehicle will become so great in the continued progression of its movement that it rolls over laterally. In order to reduce the risk of a lateral rollover, the vehicle operation is monitored with regard to such critical driving situations and a parking brake is activated automatically if a critical driving situation is detected.10-20-2011
20080319622Operation of Electronic Stability Control Systems Using Data from a Plurality of Sources - A method for operating a vehicle electronic stability control (“ESC”) system utilizing values for a variable obtained from a primary source and a redundant source includes the steps of receiving a first value for the variable from the primary source, receiving a second value for the variable from the redundant source, generating a normalized value as a function of the first value and the second value, determining whether the primary source is operating correctly, utilizing the first value for operation of the vehicle ESC system if the primary source is operating correctly, and utilizing the second value for operation of the vehicle ESC system if the primary source is not operating correctly and the second value is not greater in absolute value than the normalized value.12-25-2008
20090271083System and Method for Verifying the Availability of a Level of a Braking System in a Powered System - A verification system is provided for verifying the availability of a first level of a braking system in a powered system. The powered system travels along a route. The verification system includes a controller coupled to an engine and a braking system of the powered system. The controller is configured to predetermine one of an activation level of the engine and/or an activation level of the braking system at a plurality of incremental locations along the route. The controller is further configured to activate the first level of the braking system at an incremental location having a predetermined activation level of the braking system which is lower than the first level of the braking system. A method is also provided for verifying the availability of the first level of a braking system in a powered system.10-29-2009
20130158828REDUCING AND/OR HARVESTING DRAG ENERGY FROM TRANSPORT VEHICLES, INCLUDING FOR CHEMICAL REACTORS, AND ASSOCIATED SYSTEMS AND METHODS - The present disclosure is directed to systems and methods for reducing and/or harvesting drag energy from transport vehicles. A system in accordance with a particular embodiment includes a mobile transport platform, a donor substance source carried by the platform, and a thermochemical reactor carried by the platform and coupled to the donor substance. The reactor is configured to carry out a non-combustion dissociation process that dissociates the donor substance into a first constituent and a second constituent. An energy extraction system carried by the transport platform and positioned to extract energy from an airstream passing the transport platform is coupled to the reactor to provide energy for the dissociation process.06-20-2013
20130197770BRAKE CONTROL DEVICE FOR VEHICLE - There is provided a brake control device for a brake device including a basic fluid pressure generating unit which generates a basic fluid pressure according to an operation to a brake operating member, a hydraulic pump which generates a fluid pressure to generate a differential pressure, a pressure regulating valve which regulates the differential pressure, and a friction brake mechanism which applies a fluid pressure obtained by adding the differential pressure to the basic fluid pressure, to a wheel cylinder. The control device includes a regulating unit which regulates the differential pressure according to an operating amount correlated value and which decreases the differential pressure according to an increase of the basic fluid pressure due to an increase of the operating amount correlated value when the vehicle is stopped and the differential pressure is regulated to a value larger than 0 by an operation to the brake operating member.08-01-2013
20080255741Method For Assisting the Driver of a Motor Vehicle With a Fishtailing Trailer - The present invention relates to a method for assisting the driver of a motor vehicle with a fishtailing trailer. A vehicle with a fishtailing trailer can be stabilized in an especially rapid manner in that, in a first state, the fishtailing of the trailer is analyzed by evaluating at least one vehicle state variable, and when critical fishtailing is detected, a warning is output to the driver in a second state so as to induce the driver to brake, and the driver—provided he initiates braking—is assisted in the braking operation by automatic actuation of the vehicle brakes, a brake pressure being set at which the most optimal vehicle deceleration possible is achieved.10-16-2008
20080255743BRAKE CONTROL APPARATUS AND BRAKE CONTROL METHOD - A brake control apparatus includes: at least one wheel cylinder that applies braking force to a vehicle wheel in response to supply of hydraulic fluid thereto; a manual hydraulic pressure source that pressurizes hydraulic fluid in accordance with brake operation by a driver; a cut valve which is arranged in a hydraulic fluid delivery path between the manual hydraulic pressure source and the wheel cylinder, and to which force is applied in such a direction that the cut valve is closed when the wheel cylinder is higher in hydraulic pressure than the manual hydraulic pressure source; and a controller that controls a discharge path, through which the hydraulic fluid is discharged from the wheel cylinder and which differs from the hydraulic fluid delivery path, so that discharge of the hydraulic fluid from the wheel cylinder through the discharge path starts in response to release of the brake.10-16-2008
20110054756DRIVING ASSISTANCE SYSTEM FOR MOTOR VEHICLES, METHOD FOR THE HAPTIC WARNING OF A DRIVER OF A MOTOR VEHICLE, AND USE THEREOF - A driving assistance system for motor vehicles, having a hazard sensor, is described that uses the brake system of the motor vehicle for the haptic warning of a driver, in that selected brake actuators of the vehicle are activated and deactivated according to a predetermined pattern. In this manner, depending on the pattern, a vibration of a steering wheel of the vehicle may be generated, as well as a response of the vehicle which simulates driving on an uneven roadway or a “washboard” roadway, or driving over an obstacle. In addition, a haptically perceivable warning signal may also be provided for a given deflection direction of the steering wheel via the difference in braking force between left and the right front wheels.03-03-2011
20110257860Trailer 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 dynamic control system in response to the oscillation signal, operating at least one vehicle dynamic system according to the dynamic control signal, and thereafter, iteratively generating a penalty function for the weighted dynamic control signal as a function of the oscillation signal response. A neural network with an associated trainer modifies the dynamic control signal as a function of trailer sway response.10-20-2011
20100286883VEHICLE DRIVING APPARATUS AND CONTROL METHOD FOR SAME - When the condition for starting an engine (11-11-2010
20110264347METHOD FOR SETTING A BRAKE SYSTEM OF A VEHICLE IN THE EVENT OF A COLLISION - In a method for setting a brake system of a vehicle, braking force is built up automatically in the event of a collision. In the process, the position of the collision on the vehicle is determined and the build-up of braking force is implemented as a function of the position of the collision.10-27-2011
20100292902Technique for Starting a Motor Vehicle on a Downhill Route - A method for starting a motor vehicle on a downhill route from an idle state includes the steps of maintaining a sufficient brake force to hold the motor vehicle in the idle state, even if brake actuation by the driver is withdrawn; detecting a wish by the driver to drive off; reducing, independently of the driver, the brake force which is maintained independently of the driver, in such a way that the resulting movement of the motor vehicle follows a preset course.11-18-2010
20110118948VEHICLE - Disclosed is a vehicle capable of improving the accuracy of wheel stopping determination. A stopping determination time which is calculated by multiplying the pulse width of a wheel speed pulse immediately before a non-output time, for which no wheel speed pulse is output from a wheel speed sensor 3, by 205-19-2011
20110125380Parameter Estimation Method for Self-Energized Brake Mechanism - A method estimates parameters for a self-energized brake mechanism having a moving part, a brake pad, a brake disc, a caliper, and a wedge profile. The method includes the following acts: applying the same actuator force to the brake mechanism and simultaneously to a dynamical model of the brake mechanism; calculating deviations based on measured state variables of the brake mechanism and simulated state variables of the dynamical model; and producing the estimated parameters by online minimization. A device is provided for executing the method.05-26-2011
20110137535DRIVING SUPPORT SYSTEM, METHOD, AND PROGRAM - Systems, methods and programs are provided for a vehicle that performs braking by a regeneration brake and a friction brake. The systems, methods, and programs determine that braking by the friction brake has been performed, acquire information indicating a situation in the vicinity of the vehicle, and determine a necessary braking force required for responding to the situation in the vicinity of the vehicle. When it is determined that the braking by the friction brake has been performed in a condition where the necessary braking force is less than or equal to a maximum braking force of the regeneration brake, the systems, methods, and programs, determine energy consumed by the friction brake and communicate notification information indicating the consumed energy to a driver.06-09-2011
20100241329VEHICLE BRAKING DEVICE - The present invention includes a braking control unit 09-23-2010
20100324796DRIVING SUPPORT DEVICE, DRIVING SUPPORT METHOD, AND DRIVING SUPPORT PROGRAM - A target vehicle speed of when a vehicle travels a predetermined forward section is acquired. An acceleration gear ratio for acceleration of the vehicle to reach a vehicle speed higher than the target vehicle speed after the travel of the predetermined section is acquired. The gear ratio of the vehicle is set to the acceleration gear ratio before the vehicle reaches the start point of the predetermined section. Before the vehicle reaches the start point of the predetermined section, the vehicle speed is lowered to the target vehicle speed.12-23-2010
20110077831Brake Control System - Disclosed is a brake control system including a plurality of control apparatuses using a brake operation amount detection apparatus and one brake operation amount detection apparatus. The brake control system includes: a master-cylinder pressure control apparatus that controls a master-cylinder pressure based on a brake operation amount; a wheel-cylinder pressure control apparatus that controls a wheel-cylinder pressure of each wheel; and a master-cylinder pressure detection apparatus that detects a signal for calculating the master-cylinder pressure, the master-cylinder pressure control apparatus controls the master-cylinder pressure based on a detection result detected by the master-cylinder pressure detection apparatus, and the wheel-cylinder pressure control apparatus controls the wheel-cylinder pressure based on the detection result detected by the master-cylinder pressure detection apparatus.03-31-2011
20100082212SPEED CONTROL DEVICE FOR VEHICLE - A speed control device includes: a reference point setting unit that sets, based on shape and position of a curve in advance of a vehicle, first and second reference points within the curve, the second reference point being nearer the curve exit than the first reference point; a distance calculating unit that calculates, based on the vehicle location and the reference points, first and second distances, between the vehicle and the first and second reference points, respectively; a target speed determination unit that determines, based on the curve shape and the first and second distances, the first and second target vehicle speeds to be maintained, respectively, before and after passing the first reference point; and a speed control unit that controls the speed of the vehicle based on the target speeds and the detected speed of the vehicle.04-01-2010
20120150407METHOD AND DEVICE FOR ASCERTAINING THE SPEED OF A MOTOR VEHICLE - A method for ascertaining the speed of a motor vehicle with the aid of wheel rotational speed sensors. To improve the calculation of the vehicle speeds on the basis of the wheel speeds, a first group of wheels of the motor vehicle is decelerated and a second group of wheels of the motor vehicle is simultaneously accelerated.06-14-2012
20110190999ENHANCED SEAT BELT / ACCELERATOR BEHAVIORAL SYSTEM - The computer 08-04-2011
20110190998AUTOMATIC VEHICLE BRAKING SYSTEM AND METHOD - Provided in a vehicle, in which front wheels are provided so as to be braked by disc brakes and rear wheels are provided so as to be braked by drum brakes, is an automatic braking control section that controls the deceleration of the vehicle by adjusting only the hydraulic pressure applied to the disc brakes when the automatic braking control is performed. Thus, when the automatic braking control is performed, the braking force of the drum brakes is not adjusted and therefore, it is possible to suppress the instability of the deceleration of the vehicle caused by adjusting the braking force of the drum brakes of which the braking force is difficult to control. As a result, it is possible to stabilize braking when the automatic braking is performed.08-04-2011
20120209486SYSTEM AND METHOD FOR USING VEHICLE PARASITIC LOADS TO AID WITH VEHICLE SPEED RETARDATION - A system and method for providing additional speed retardation capacity is disclosed that utilizes parasitic loads of the vehicle. A vehicle is disclosed that includes a vehicle control system for sensing overspeed conditions, a powertrain, and a parasitic load. When an overspeed condition is detected, the parasitic load that is normally deactivated to improve efficiency is activated to remove power from the powertrain. Temperature sensors can monitor a load temperature and the parasitic loads can be controlled based on the temperature readings. A method is disclosed that includes detecting overspeed conditions, activating parasitic loads to absorb power when an overspeed condition is detected, and deactivating the loads when the overspeed condition ceases. The parasitic loads can be controlled separately or together. The method can include cumulative actions based on greater overspeed conditions.08-16-2012
20110153175DRIVER-BASED CONTROL SYSTEM AND METHOD TO IMPROVE FUEL ECONOMY - The technology described herein provides an active driver control system. Additionally, in various example embodiments, this technology provides methods for optimizing fuel economy (or energy consumption) through active compensation of driver controlled inputs. The active compensation functionality is used to moderate ‘sweet spot’ vehicle response with driver desired performance. In particular, the active compensation functionality can be used to smooth the vehicle response and attenuate undesired frequency content from the driver input. One of the benefits to this technology is that it assists all drivers in achieving better fuel economy in real world driving. Another benefit is that active compensation of driver controlled inputs can mitigate some of the negative effects of more aggressive driving styles. In addition to active compensation functionality, the technology described herein is also capable of generating a Green Driver Index which is derived by quantifying the driver's control ability and normalizing the result against desired fuel economy and performance targets.06-23-2011
20100030442MOVABLE BODY, TRAVEL DEVICE, AND MOVABLE BODY CONTROL METHOD - A movable body according to the present invention detects an operation state including attitude information of the movable body by using an operation state detector, generates a drive velocity command based on the detected attitude information and an attitude information command to be input, generates a torque command of the drive device based on the generated drive velocity command and a drive velocity detected by a drive velocity detector, and drives the drive device in accordance with the torque command generated by a velocity controller, to thereby move. In the movable body, the velocity controller performs velocity control so that the drive velocity detected by the drive velocity detector follows the drive velocity command generated by an attitude controller, and the attitude controller performs attitude control so that the attitude information detected by the operation state detector follows the attitude information command to be input.02-04-2010
20100030440COAXIAL TWO-WHEEL VEHICLE AND METHOD FOR CONTROLLING THE SAME - A coaxial two-wheel vehicle comprises a detection means that obtains get-on/off information indicating whether an occupant is on the vehicle or not. In the coaxial two-wheel vehicle, a control means performs attitude control by using a control gain set with respect to an occupied state is used if the control means determines that the vehicle is in the occupied state. The control means performs attitude control by using a control gain set with respect to an unoccupied state is used if the control means determines that the vehicle is in the unoccupied state.02-04-2010
20100030441TRAVEL DEVICE AND CONTROL METHOD OF TRAVEL DEVICE - A travel device includes an attitude detector that detects attitude information of a main body, a vehicle velocity detector that detects a vehicle velocity, a pseudo-attitude command generator that generates a pseudo-attitude information command of the main body based on the detected attitude information, the detected vehicle velocity, an input attitude information command and an input vehicle velocity command when accelerating or decelerating a vehicle, and an attitude controller that performs attitude control in such a way that the attitude information detected by the attitude detector follows the pseudo-attitude information command of the main body generated by the pseudo-attitude command generator.02-04-2010
20100030439VEHICLE CONTROL APPARATUS FOR AVOIDING CONTACT WITH OBSTACLE LOCATING BACKWARD - There is disclosed a vehicle control processing when a vehicle backs up. According to this vehicle control processing, a controller backs the vehicle toward an obstacle step by step by repeating execution of back control processing for backing the vehicle to a halt at a target stop position, which is set on the obstacle side of the vehicle, until a distance from the vehicle to the obstacle becomes equal to or less than a final target stop position. Thus, it prevents the vehicle driver from failing to park the vehicle at an appropriate position and feeling a lot of trouble during vehicle control as experienced by the vehicle driver in the conventional vehicle control apparatus.02-04-2010
20100023235Method and Device For Stabilizing A Single-Track Motor Vehicle - A method for stabilizing an unstable driving state in a single-track vehicle, in particular a motorcycle, wherein a prespecified driving situation, in particular braking, particularly while driving in a straight trajectory or a nearly straight trajectory, is detected; at least one yaw rate ({dot over (ψ)}) and/or one side slip angle (β) of the vehicle is determined for the detection of an unstable driving state of the vehicle; the determined yaw rate ({dot over (ψ)}) and/or the determined side slip angle (β) is/are evaluated; and when an unstable driving stat is detected, the braking torque of one wheel, in particular the front wheel, is reduced. A device for stabilizing an unstable driving state in a single-track vehicle is also disclosed.01-28-2010
20100023232Vehicle travel speed control method - A vehicle speed control method calculates a present value KdB_c(a)_p of a corrected evaluation index of approach/separation condition by the following equation, and starts deceleration control when the determined present value KdB_c(a)_p exceeds a threshold value determined by a braking determining equation. In the deceleration control, a corrected target relative speed is determined based on an evaluation index KdB:01-28-2010
20100017087TEMPERATURE AND WEAR AND TEAR SENSOR FOR BRAKE OR CLUTCH DEVICES - A temperature and/or wear sensor for brake or clutch devices is designed as a thermocouple in which the conductors (01-21-2010
20100017085METHOD FOR REGULATING THE PRESSURE IN AN ELECTRONICALLY CONTROLLED BRAKE SYSTEM, AND ELECTRONIC BRAKE SYSTEM - An electronic brake system and a method for regulating the brake pressure in an electronically-controlled brake system of a motorcycle are provided. The method includes the step of actively building a brake pressure in a wheel brake circuit to prevent a motorcycle from moving. The method further includes the step of maintaining the brake pressure in the wheel brake circuit once (i) the motorcycle comes to a standstill or is at a standstill or is approximately at a standstill, and (ii) an activation condition is fulfilled.01-21-2010
20100017084METHOD AND SYSTEM FOR ASSISTING THE DRIVER OF A MOTOR VEHICLE IN IDENTIFYING SUITABLE PARKING SPACES FOR THE VEHICLE - A method for assisting the driver of a vehicle in detecting suitable parking spaces for the vehicle, a measuring unit detecting potential parking spaces as the vehicle passes by and the length and/or depth or width of a detected parking space being ascertained. A detected parking space is evaluated as a function of the ascertained length and/or depth regarding the possibility of parking the vehicle in this parking space, and the drive and/or braking device of the vehicle is controlled or regulated in such a way that the vehicle is automatically braked if the evaluation of a detected parking space yields the result that the vehicle can be parked in this parking space.01-21-2010
20110106389METHOD AND SYSTEM TO INCREASE ELECTRIC BRAKE CLAMPING FORCE ACCURACY - The method and system for increasing accuracy of clamping force of electric aircraft carbon brakes, once braking has been commenced, provides a first pair of electric brake actuators with a range of low brake clamping force responsive to low brake clamping force commands, and a second pair of electric brake actuators with a range of high brake clamping force responsive to high brake clamping force commands. The first pair of electric brake actuators is actuated to apply a minimum residual braking force once wheel braking is commenced, and the second pair of electric brake actuators is actuated only when the commanded braking force is in the high range of brake clamping force.05-05-2011
20110112739GPS-Enhanced Vehicle Velocity Estimation - A method is provided for estimating vehicle velocity for a vehicle using a single-antenna global positioning system (GPS). An absolute speed and a course angle of the vehicle is measured using the single-antenna GPS. The yaw rates of the vehicle are measured independently of the GPS. An integrated yaw rate of the vehicle is calculated as a function of the measured yaw rates over a period of time. A yaw angle is determined as a function of a reference yaw angle and the integrated yaw rate. Aside slip angle is calculated as a function of the estimated yaw angle and the course angle provided by the GPS. The vehicle velocity is determined as a function of the absolute speed and the side slip angle. The vehicle velocity is provided to a vehicle dynamic control application.05-12-2011
20110307154BRAKING/DRIVING CONTROL APPARATUS FOR VEHICLE - A braking/driving control apparatus for a vehicle includes a basic control unit which calculates and outputs a target axle torque based on a target acceleration and a driving resistance of the vehicle and which determines an axle torque for a power train of the vehicle and an axle torque for a braking apparatus of the vehicle based on the calculated target axle torque, a sliding-down prediction determining unit which determines whether there is a possibility that the vehicle slides down rearwards on an uphill road, and a sliding-down preventing process executing unit which performs a process for reducing a possibility that the vehicle slides down, based on a determination result of the sliding-down prediction determining unit. After the sliding-down prediction determining unit determines that there is the possibility, the sliding-down preventing process executing unit controls the basic control unit to calculate and output the target axle torque so as to reach an axle torque which is obtained by reducing a predetermined positive amount form an estimated value of an axle torque necessary for the vehicle to achieve the target acceleration against the driving resistance.12-15-2011
20110066342Vehicle Control Apparatus - A vehicle control apparatus includes an accelerator-manipulated-amount detecting section configured to detect a manipulated amount of accelerator; a braking-force generating section configured to generate a braking force of the vehicle; a driving-force generating section configured to generate a driving force of the vehicle; a control unit including a vehicle-body speed calculating section configured to calculate an actual vehicle-body speed. The control unit is configured to perform a normal control mode which generates a driving force corresponding to the accelerator manipulated amount, and to perform a speed control mode which calculates a target vehicle-body speed based on the accelerator manipulated amount and which controls the braking-force generating section and the driving-force generating section so as to bring the actual vehicle-body speed closer to the target vehicle-body speed. The vehicle control apparatus further includes a selecting switch configured to select between the normal control mode and the speed control mode. The control unit is configured to control the vehicle by one selected between the normal control mode and the speed control mode by the selecting switch.03-17-2011
20110144879BRAKE CONDITION MONITORING - A method for charging an aircraft braking system for use includes monitoring actuations of an aircraft braking system to identify where generating usage and non-wear generating usage of the aircraft braking system, and charging the aircraft braking system for use based on the identified usage of the aircraft braking system. An apparatus for monitoring usage of aircraft brakes and charging the aircraft brakes for usage includes at least one sensor for sensing a brake output parameter when the aircraft brakes are actuated and providing signals indicative of values of the sensed brake output parameter. The apparatus further includes a processing system for processing the signals and determining whether an actuation of the aircraft brakes is a wear generating usage or a non-wear generating usage and operating a pricing scheme based on actuation of the aircraft brakes and the associated usage.06-16-2011
20120041661PARKING LOCK DEVICE - A rotation of a right wheel (02-16-2012
20120041662METHOD FOR OPERATING A BOOSTED BRAKE SYSTEM OF A VEHICLE AND CONTROL DEVICE FOR A BOOSTED BRAKE SYSTEM OF A VEHICLE - The invention relates to a method for operating a brake boosted brake system of a vehicle, comprising the monitoring of a mode of operation of the brake boosted brake system with regard to agreement of a total braking torque applied to at least one wheel of the vehicle by the brake boosted brake system with a specified target total braking torque and/or with regard to a displacement of a brake medium volume of the brake boosted brake system to a force/pressure conversion element (02-16-2012
20120041660ACTIVE SHIMMY MITIGATION - A system mitigates shimmy of a wheel of a vehicle. The wheel is rotatable about an axis and is steerable by varying a steering angle of the wheel about a steering axis. The system includes a shimmy detection device that detects whether an oscillation/shimmy of the steering angle of the wheel occurs. The system also includes a brake that applies a braking load to decelerate rotation of the wheel about the axis. Furthermore, the system includes a controller that controls the brake to selectively apply the braking load to reduce the oscillation/shimmy of the steering angle of the wheel.02-16-2012
20120041659INDEPENDENT TRAILER SWAY CONTROLLER - An independent trailer sway controller and method for mitigating trailer sway. The independent trailer sway controller is a modular unit swappable between different trailer types. The independent trailer sway controller includes a trailer length input for receiving length data indicating a length of the trailer and a sway sensor for measuring sway movement of the trailer. The independent trailer sway controller also includes a trailer sway detector module that receives the length data and sway data and determines a level of trailer sway based on the length data and sway data. If the level of trailer sway exceeds the predetermined threshold, a brake controller outputs control signals that activate trailer brakes, which are part of an electric brake system or hydraulic brake system.02-16-2012
20110313633DEVICE FOR NAVIGATING A MOTOR VEHICLE AND A METHOD OF NAVIGATING THE SAME - A method and system for navigation of a motor vehicle with reference to current traffic conditions in an area are presented. The navigation of the motor vehicle includes transmitting signals by a signal transceiver to a navigation unit in the motor vehicle, the signals include at least (a) current velocity information of sampling vehicles in the area or (b) current positional information of the sampling vehicles in the area; computing by the navigation unit at least one of the current velocity information and the current positional information to provide a reference value; and issuing by the navigation unit a warning of a traffic incident in the area if the reference value is smaller than a predetermined value.12-22-2011
20100222979ELECTRONIC BRAKE CONTROLLER - A controller for electric trailer brakes that includes a three axis accelerometer for detecting deceleration of a towing vehicle and an interactive liquid crystal display controlled by a plurality of pushbuttons.09-02-2010
20120046844 APPARATUS AND METHOD FOR MOVEMENT CONTROL OF A VEHICLE - When a start-up operation by a driver is detected while a vehicle is maintained at a stopped state, a target driving force for suppressing the movement of the vehicle on the road to be driven is calculated, based on the grade obtained regarding the road to be driven on. After the vehicle is driven by the target driving force, the braking force is released so as to terminate the maintaining of the stopped state of the vehicle. Preferably, the state of being driven by the target driving force is maintained until the releasing of the braking force is completed. When the releasing of the braking force is completed, the driving force is increased to start-up the vehicle. With such a start-up control, vehicles are prevented from moving temporarily in a direction opposite from the traveling direction, and a smooth star-up can be achieved.02-23-2012
20120209488ERRONEOUS PEDAL DEPRESSION HANDLING APPARATUS FOR MOTOR VEHICLE AND COMPUTER PROGRAM FOR IMPLEMENTING FUNCTIONS OF THE VEHICLE - In an apparatus for handling erroneous depression of the accelerator pedal of a vehicle, after control has been applied for partially or completely preventing the vehicle from being accelerated in response to actuation of the accelerator pedal, normal acceleration control is restored thereafter by a number of steps of successive decrease of the degree of acceleration restriction. Each step may be executed in response to some specific action performed by the vehicle driver, or each time a specific time interval elapses after commencement of the acceleration restriction.08-16-2012
20110098902BRAKE CONTROL DEVICE FOR DRIVING AND/OR CONTROLLING ACTUATORS FOR INFLUENCING A BRAKING FUNCTION OF A MOTOR VEHICLE - Brake control device for controlling actuators for influencing a braking function of a vehicle, including at least one logic circuit for controlling at least one braking function, wherein the control device controls at least one function of an electronic braking system and one parking brake function, wherein the brake control device includes electric power supply connections of at least the first kind and the second kind, wherein the first kind is connected to a reference potential and the second kind is connected to a different potential than the reference potential, and wherein the first kind or second kind is electrically connected to at least one functional element for controlling the electronic braking system and to at least one functional element for controlling the parking brake function, and/or is electrically connected to at least one functional element for controlling the electronic braking system and the parking brake function.04-28-2011
20120010796CONTROL SYSTEM AND METHOD FOR SHIFT QUALITY AND PERFORMANCE IMPROVEMENT IN MANUAL TRANSMISSIONS USING ENGINE SPEED CONTROL - A control system for an engine of a vehicle includes a shift forecasting module that forecasts one of an upshift and a downshift of a manual transmission based on vehicle acceleration, clutch pedal position, acceleration pedal position and brake pedal position. A gear state calculating module determines a current gear state based on a speed of the engine and a speed of the vehicle. A next gear state calculating module determines a next gear state. The next gear state is based on the current gear state and the one of the upshift and downshift. A next engine speed calculating module estimates an estimated engine speed based on the next gear state and the vehicle speed. An engine speed control module adjusts the engine speed based on the estimated engine speed.01-12-2012
20120010799ABSOLUTE ACCELERATION SENSOR FOR USE WITHIN MOVING VEHICLES - A communication system for a vehicle includes a vehicle speed sensor configured to emit a periodic function with a parameter correlated to the speed of the vehicle, an acceleration monitoring system, a braking system engagement detector to detect a braking status of the vehicle, an alerting device capable of signaling other drivers of a deceleration condition of the vehicle, and a control device. The acceleration monitoring system is configured to compute the acceleration of the vehicle from variations in the parameter of the periodic function of the vehicle speed sensor and to output a deceleration status of the vehicle. The control device is coupled to the acceleration monitoring system, the braking system engagement detector, and the alerting device, wherein the acceleration monitoring system sends signals to the control device and the control device operates the alerting device in a manner dependent on the deceleration status of the vehicle.01-12-2012
20120010798CONTROL DEVICE AND CONTROL METHOD FOR FOUR-WHEEL DRIVE VEHICLE - In a control for a four-wheel drive vehicle that is able to travel in a non-differential mode in which differential rotation between front wheels and rear wheels is limited, it is determined whether a drive train is placed in a twisted state where a twisting torque resulting from a twist accumulated in the drive train is larger than or equal to a predetermined torque while the vehicle is cornering in the non-differential mode, and braking force is applied to the front wheels by a wheel brake device when it is determined that the drive train is placed in the twisted state.01-12-2012
20120010797SYSTEM AND METHOD FOR CONTROLLING THE ENGINE OF A VEHICLE - A system for controlling an engine of a vehicle. In one embodiment, the system includes at least one monitoring device mounted on the vehicle, a controller in electronic communication with the at least one monitoring device, and a computer readable memory storing instructions executed by the controller. The instructions cause the controller to determine a current driving path of the vehicle based on data received from the at least one monitoring device, to detect a traffic congestion ahead of the vehicle in the current driving path based on data received from the at least one monitoring device, and to determine an alternative driving path of the vehicle based on data received from the at least one monitoring device. The instructions further cause the controller to calculate, using a first statistical model, a first probability that the traffic congestion will not move within a defined time period, and to stop the engine before the vehicle comes to a full stop when the first probability is greater than a first threshold.01-12-2012
20110166762BRAKE SYSTEM AND METHOD FOR OPERATING A BRAKE SYSTEM - A method for controlling a brake system including receiving a braking signal for setting a braking action by the brake system, ascertaining a minimum rate of pressure increase in the brake system in order to effect the braking action within a predefined response time, and setting a pumping capacity of a pump of the brake system so that the pressure in the brake system increases in accordance with the minimum rate.07-07-2011
20110166761METHOD AND DEVICE FOR DETERMINING A MAXIMUM COEFFICIENT OF FRICTION BETWEEN A TIRE AND AN UNDERLYING SURFACE - A method for determining a maximum coefficient of friction μ07-07-2011
20090157274ORGAN TYPE ACCELERATOR PEDAL ASSEMBLY - An organ type accelerator pedal assembly may include a vibration generating module coupled to a carrier connected with a foot plate, and engaged with a first actuator through a power transfer member to bring a vibration to the carrier, a pushing-force generating module actuated by a second actuator and movably disposed under the vibration generating module to provide a pushing-force to the foot plate when contacting with the vibration generating module, and/or a control unit controlling the first actuator and/or the second actuator.06-18-2009
20120065858VEHICLE SAFETY SYSTEMS AND METHODS - A safety system is provided for use in a first vehicle at a first location. The safety system includes a position unit configured to determine the first location; a sensor group configured to detect an opening of the enclosure; a controller coupled to the position unit and the sensor group, the controller configured to generate a warning message including the first location when the opening of the enclosure is detected; and a transmitter coupled to the controller and configured to transmit the warning message.03-15-2012
20090037062Curve Speed Control System with Adaptive Map Preview Time and Driving Mode Selection - A system and method for detecting a road curve as a vehicle approaches the curve, automatically providing road curvature information and controlling vehicle speed. The system uses a locating device and a map database to know the vehicle's position. Depending on the speed of the vehicle, the system generates a curvature profile for different curvature data points at or around the curve in front of the vehicle. The system then generates a desired speed profile for the curvature points. The desired speed profile and the actual vehicle speed are compared to determine whether the vehicle is traveling too fast for the target speed at each profile point. The acceleration computation can be enhanced by providing a driver cornering mode input that the vehicle operator can select based on how aggressively the driver wants the system to act to slow down the vehicle.02-05-2009
20120022757BRAKE SYSTEM AND METHOD - A brake system and method includes adjusting an electronic apparatus on a bracket of a bicycle to be in a horizontal state. If the bicycle is downsloped and a gradient value of the electronic apparatus exceeds or equals a predetermined gradient value, a brake operation of the bicycle is detected. If the brake operation is improper, a brake command is sent to a brake device of the brake system, and brake cables of a front wheel and/or a rear wheel of the bicycle are controlled by the brake device according to the brake command.01-26-2012
20120022760WEIGHT-RELATED PHYSICAL QUANTITY ESTIMATING SYSTEM AND CONTROL DEVICE FOR VEHICLES - A weight-related physical quantity estimating system and a control device according to the present invention are applied to a vehicle including a braking force changing device for changing the relationship between the braking force of front wheels and the braking force of rear wheels in accordance with the position of a displacement member which moves in accordance with the supporting load of the rear wheels. The weight-related physical quantity estimating system estimates the supporting load of the rear wheels on the basis of the braking forces of the front wheels and the rear wheels, and estimates at least one of the longitudinal position of the gravity center of the vehicle, the supporting load of the front wheels and the total weight of the vehicle, as a physical quantity relating to the weight of the vehicle. The control device modifies a value which is used for controlling the vehicle and is influenced by the physical quantities relating to the vehicle weight, on the basis of the braking forces of the front wheels and the rear wheels.01-26-2012
20120022758Yaw rate control with simultaneous maximum deceleration - A method for stabilizing a vehicle in a transverse direction, in which: for a first braking force distribution in which each vehicle wheel is braked using the maximum braking force transmittable to the road surface in the current driving situation, the yawing moment acting on the vehicle is ascertained; for at least a second braking force distribution that differs from the first braking force distribution in that at least one wheel is not braked using the maximum braking force, the yawing moment acting on the vehicle is ascertained; a setpoint yawing moment is ascertained; and from at least the first and second braking force distributions, the braking force distribution whose associated yawing moment comes closest to the setpoint yawing moment is set at the vehicle.01-26-2012
20110077833Method and device of calculating aircraft braking friction and other relating landing performance parameters based on the data received from aircraft's on board flight data management system. - This invention relates to a method and apparatus for the calculation of aircraft braking friction and other relating landing parameters, including but not limited to aircraft braking action, aircraft takeoff distance, aircraft landing distance, runway surface conditions and runway surface friction based on the data collected by and available in the aircraft Flight Data Recorder (FDR) or other flight data management system, for example, the Quick Access Recorder (QAR), to provide all involved personnel in the ground operations of an airport and airline operations, including but not limited to aircraft pilots, airline operation officers and airline managers as well as airport operators, managers and maintenance crews, with the most accurate and most recent information on the true aircraft landing performance parameters to help better and more accurate safety and economical decision making.03-31-2011
20110093178DIVING SUPPORT APPARATUS - A driving support apparatus which performs driving support regarding a traffic signal includes: a communication device which acquires time-series traffic signal information regarding the lighting state of the traffic signal; a time calculating unit which calculates the time remaining until the lighting state changes on the basis of the traffic signal information; and an output device which notifies a driver of lighting time information regarding the time remaining. When the time remaining is equal to or smaller than a threshold value, the output device does not perform notification of the lighting time information so that it can be difficult for the driver to predict the timing at which a red lighting state of the traffic signal will change. Accordingly, it becomes possible to suppress unsafe action by the driver based on the traffic signal information notification received.04-21-2011
20110093177Method and Apparatus for Reducing Motor Vehicle Traffic Flow Instabilities and Increasing Vehicle Throughput - A method and apparatus are disclosed for reducing traffic flow instabilities and increasing vehicle throughput by monitoring the distances and velocities of motor vehicles leading and following a center vehicle and controlling the velocities of the vehicles to maintain a steady relative distance between the center vehicle and the leading and following vehicles. Using distance and speed information derived from both leading and following vehicles reduces the loop gain of feedback needed below one (04-21-2011
20120209489Vehicle Movement Controller - There is provided a vehicle motion control device that defines a pre-curve entry deceleration amount taking the deceleration amount that occurs while traveling a curve into consideration. A vehicle motion control device 08-16-2012
20120209487Traffic Broadcast System - A traffic broadcast system includes a traffic broadcast module, a traffic receiver module, and a display module. The traffic broadcast module includes a traffic database module for gathering traffic data and an electronic device capable of transmitting broadcast signals of the traffic data across a broadcast area. The vehicle having a traffic receiver module that receives and analyzes broadcast signals having traffic data relevant to the vehicle with respect to the vehicle's position and direction. The display module having a key for a speedometer that informs a user of the vehicle a speed range to maintain a right of way through a next upcoming light.08-16-2012
20120109482CONTROL DEVICE OF BRAKING DEVICE AND BRAKING DEVICE - In a control device of a braking device, a brake force holding control that holds a brake force generated by a braking device main body to wheels of a vehicle to a predetermined value or more is executed based on a change amount per unit time of an operation amount of a brake operation member. Accordingly, since the brake force holding control that holds the brake force to the predetermined value or more is executed by the braking device main body based on at least a change amount per unit time of an operation amount of the brake operation member, holding of the brake force can be appropriately executed regardless of an operation state.05-03-2012
20120109480VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - A vehicle control apparatus is provided with a power generator driven by a torque transmitted between an internal combustion engine and a drive wheel. The vehicle control apparatus executes a torque control that smoothly changes a torque at the drive wheel by changing a torque of the power generator during deceleration of the vehicle. The vehicle control apparatus determines whether a factor restricting the torque of the power generator is in effect during the deceleration of the vehicle, and controls a manner of the torque control to be different between when the restricting factor is in effect and when the restricting factor is not in effect.05-03-2012
20120072087SYSTEMS AND DEVICES FOR CONVEYING A MOVING STATUS OF A MOTORIZED VEHICLE - The present invention provides a system for conveying a moving status of a motorized vehicle. The system includes a decelerating device operable to slow down the motorized vehicle; a measuring device electrically coupled to the decelerating device to measure an instantaneous speed of said motorized vehicle at a time the decelerating device is activated; and a displaying device electrically coupled to the measuring device to display the instantaneous speed to an object behind the motorized vehicle.03-22-2012
20110077832BRAKE CONTROL APPARATUS AND MOTOR ROTATIONAL SPEED COMPUTATION METHOD USED IN SAID BRAKE CONTROL APPARATUS - There is provided a low-cost, power-saving brake control apparatus that is capable of performing control with good pressure regulation precision. The brake control apparatus has adjusting motor rotational speed computation means for causing pressurization control means to set a pressure regulation valve in a closed state and carry out an action of driving a pump at a predetermined motor rotational speed a plurality of times at different motor rotational speeds, and for computing in advance a adjusting motor rotational speed on the basis of the ratio between each of the motor rotational speeds and each of the pressure gradients for when the pressurization force of a pump driven at each of the motor rotational speeds has reached a predetermined pressure; and requested motor rotational speed correction means for correcting the requested motor rotational speed on the basis of the adjusting motor rotational speed in a case where the pressurization control means increases the pressure of the wheel cylinders and generates braking force in the wheels.03-31-2011
20120109479BLENDED BRAKING MANAGEMENT IN POWERTRAIN SYSTEMS - A method for operating a powertrain system including a torque machine coupled to a drive wheel of a vehicle includes determining a regenerative braking capacity of the powertrain system. In response to a net operator torque request including a braking torque request, a friction braking torque command to operate a friction brake system and a regenerative braking torque request for the torque machine are coincidentally generated, a torque command is generated for controlling operation of the torque machine in response to the regenerative braking torque request, and the friction braking torque command is adjusted by an amount corresponding to a difference between the braking torque request and the regenerative braking torque request.05-03-2012
20120078482OMNIDIRECTIONAL MOVING BODY OPERATION SYSTEM AND OMNIDIRECTIONAL MOVING BODY OPERATION METHOD - A vehicle target velocity calculator of an omnidirectional moving body converts a manipulated vector which is a manipulated variable of the omnidirectional moving body instructed by an operator by using an operation portion of an operation device to a manipulated vector of the omnidirectional moving body in the relative coordinate system based on an angle difference between the presence direction of the omnidirectional moving body detected by the operation device sensor unit and the presence direction of the operation device detected by the vehicle sensor unit, and determines the target moving velocity vector according to the converted manipulated vector. The wheel velocity command calculator instructs a wheel drive unit to drive the base body according to this target moving velocity vector.03-29-2012
20120158266BRAKE CONTROL DEVICE - A brake control system includes: a friction brake unit configured to generate a friction braking force; a regenerative brake unit configured to generate a regenerative braking force; and a brake control unit configured to control the regenerative brake unit and the friction brake unit based on a regenerative target value and a friction target value based on a target braking force, which is a target of the braking force to be provided to a wheel. The brake control unit controls the regenerative brake unit based on a second regenerative target value larger than a first regenerative target value that has been defined based on the target braking force.06-21-2012
20110066345Brake System - Fluctuations in a braking force and a deceleration during regenerative cooperative control are suppressed. A brake system includes a master pressure generating device 03-17-2011
20110066343VEHICULAR CONTROL APPARATUS AND METHOD - In vehicular control apparatus and method, a traveling environment of a forward position of an advance direction of a vehicle in which an actuator for a vehicular control purpose is mounted is detected, a reliability of a result of measurement of the traveling environment by the traveling environment measurement section is determined, and an operation of the actuator is determined with the determined reliability as a requiring condition.03-17-2011
20110066344Apparatus for arbitrating plurality of control requests relating to automatic control of vehicle motion - A control request arbitration apparatus of a vehicle includes respective sections for selecting one of a plurality of position control requests generated by control request apparatuses, for converting the selected position control request to a converted speed control request, for selecting one of a plurality of speed control requests including the converted speed control request, for converting the selected speed control request to a converted acceleration control request, and for selecting one of a plurality of acceleration control requests including the converted acceleration control request. Since position/acceleration and speed/acceleration conversion sections become unnecessary in control request apparatuses, the total of these sections becomes independent of the number of control request apparatuses.03-17-2011
20090240412BRAKE CONTROL INTERLOCK LOGIC - A brake control circuit for determining if a brake command from a brake pedal is valid is provided. The brake control circuit includes at least two independent channels configured to receive data indicative of brake pedal deflection for the brake pedal, and logic circuitry operatively coupled to the at least two independent channels. The logic circuitry is configured to generate a valid brake flag when the respective channels receive data that are within a predetermined range of one another, and to generate an invalid brake flag when the respective channels receive data that are not within a predetermined range of one another.09-24-2009
20110106388VEHICLE TORQUE MANAGEMENT - A torque management system and method is described by which the torque provided by an engine can be controlled based on a mass of the vehicle and, if available, instantaneous and/or predictive slope information. Also, in some modes of operation, torque can be controlled based on speed limit information for upcoming road segments to be traveled by a vehicle. In addition to controlling the maximum allowable torque, optionally the minimum allowable torque can also be controlled to prevent inadvertent decelerations of the vehicle. A driver/operator can optionally override the torque control and the history of override requests can optionally be used to adjust overrides of the system. A plurality of torque control approach sub-methods can be made available with the appropriate sub-mode being selected depending, for example, upon the extent of the available information.05-05-2011
20090132139Vehicle controller, control method, and computer program - A deceleration start point where a driver performs a deceleration operation of a vehicle before entering a curve when the vehicle is to travel on a curve is identified from a vehicle operation history in the past, and an acceleration start point where the driver performs an acceleration operation of the vehicle when exiting a curve is identified from the vehicle operation history in the past. While these items are comprehended as driving tendencies of the driver, deceleration control and acceleration limit control to a target limiting vehicle speed are performed when the vehicle reaches the deceleration start point. Thereafter, when the vehicle reaches the acceleration start point, acceleration permission control to release the acceleration limit is performed.05-21-2009
20090132138VEHICLE DRIVE CONTROL DEVICE - A vehicle drive control device includes a target driving torque value control means, a target braking torque value control means, and an automatic drive control means for controlling the target driving torque value control means and the target braking torque value control means through a control signal, for executing an automatic drive control by sending the control signal to the target driving torque value control means and the target braking torque value control means in order to execute a feedback control on a present vehicle speed and for continuously executing the automatic drive control, wherein the target driving torque value control means controls the target value of an actual driving torque to be smaller than an presumed target value of the driving torque calculated by presuming the target value of the braking torque to be zero, for a predetermined time after the cancellation of the braking operation.05-21-2009
20100250084REACTION FORCE APPARATUS - A reaction force apparatus incorporated in a vehicle includes a reaction force controller for setting an acceleration intention boundary threshold value, which comprises a threshold value with respect to a rate of depression of an accelerator pedal, and which determines whether the driver of the vehicle intends to accelerate the vehicle quickly or gradually. The reaction force controller reduces the reaction force when the rate of depression exceeds the acceleration intention boundary threshold value, whereas the reaction force controller maintains the reaction force when the rate of depression is less than the acceleration intention boundary threshold value.09-30-2010
20100250082APPARATUS AND METHOD FOR ADVANCED ANTI-SKID BRAKE AND TRACTION CONTROLS - A disk brake system includes a magnetically encoded disk brake rotor having at least one magnetized section encoded therein and a disk brake caliper comprising a plurality of disk brake pads attached thereto, the disk brake pads positioned adjacently to the disk brake rotor and configured to frictionally engage the disk brake rotor upon operation of the disk brake caliper. The disk brake system further comprises a sensor assembly mounted proximately to the disk brake rotor and comprising at least one magnetic field sensor configured to detect the at least one magnetic field, and a controller configured to receive signals from the at least one magnetic field sensor. The controller is further configured to enable selective operation of the disk brake caliper based on the signals received from the at least one magnetic field sensor.09-30-2010
20100250083Vehicle Dynamics Control Device - A vehicle dynamics control device includes: a control unit that executes braking/driving torque control for controlling at least either a braking torque or a driving torque at each wheel based upon at least either external information pertaining to an environment of a vehicle or vehicle information that includes operation input information indicating an operation input by a driver and a vehicle dynamics information. And the operation input information includes a lateral motion operation index pertaining to a lateral motion operation executed to generate a lateral motion in the vehicle; the vehicle dynamics information includes a longitudinal acceleration generated in the vehicle and a lateral motion index indicating a lateral motion occurring in the vehicle; and the control unit determines a handling assurance acceleration limit with a maximum longitudinal acceleration value that assumes a substantially linear proportional relationship with the lateral motion operation index and the lateral motion index over a range in which the lateral motion operation index assumes a value equal to or less than a predetermined value or the lateral motion index assumes a value equal to or less than a predetermined value, and executes the braking/driving torque control by setting the handling assurance acceleration limit as an upper limit to a longitudinal acceleration to be generated in the vehicle under the braking/driving torque control.09-30-2010
20100250085REACTION FORCE IMPARTING SYSTEM AND REACTION FORCE IMPARTING METHOD OF VEHICLE ACCELERATOR PEDAL - A reaction force imparting system of a vehicle accelerator pedal includes a running circumstance detection apparatus that detects two or more running circumstances; a reaction force generation apparatus; and a reaction force correction apparatus. Depending on the running circumstance, the reaction force generation apparatus generates reaction force for an accelerator pedal in a returning direction thereof based on a predetermined reaction force target value, wherein the reaction force target value is differentiated according to each of the running circumstances. The reaction force correction apparatus makes correction to reduce the reaction force currently generated by the reaction force generation apparatus in a case where it is predicted that the reaction force target value is increased by a change of the running circumstance, and a difference between the reaction force target value corresponding to the running circumstance after the change and the currently generated reaction force is less than a predetermined difference.09-30-2010
20100250081METHOD FOR OPERATING A VEHICLE BRAKE SYSTEM - A method for reducing or mitigating the effects of vibration in a vehicle brake system, particularly those that can lead to brake groan or other unwanted noise. According to an exemplary embodiment, when the vehicle brake system detects certain vibratory conditions, it makes slight braking adjustments (e.g., adjustments to fluid pressure, brake force, brake torque, etc.) that are aimed to address the brake groan. The vehicle brake system can then determine the effectiveness of the braking adjustments and, if need be, make additional braking adjustments. The method is particularly well suited for use with brake-by-wire systems, but can be used with a number of different vehicle braking systems.09-30-2010
20120083984METHOD AND MODULE FOR DETERMINING OF VELOCITY REFERENCE VALUES FOR A VEHICLE CONTROL SYSTEM - A method for determination of speed set-point values v04-05-2012
20120083983VEHICULAR BRAKING CONTROL DEVICE - To provide a vehicular braking control device which, at the time of a collision of a host vehicle, can apply a braking force to the host vehicle while reducing the potential for a rear-end collision from a following vehicle.04-05-2012
20120221220ACCELERATOR PEDAL APPARATUS - An accelerator pedal apparatus includes an accelerator pedal, a hysteresis generating mechanism which generates hysteresis on pedaling force, a reaction force adding mechanism which adds reaction force to push back the accelerator pedal toward a rest position, and controller which performs drive control of the reaction force adding mechanism, while the controller performs drive control of the reaction force adding mechanism so that reaction force is added during returning as well as during depressing of the accelerator pedal under predetermined conditions as the reaction force being larger than pedaling force difference between pedaling force at the depression side and pedaling force at the return side of the pedaling force hysteresis to obtain an appropriate accelerator feeling and to quickly perform danger avoidance or danger notification.08-30-2012
20100332096Acceleration control apparatus for vehicle - An object of the invention is to provide an acceleration control apparatus, according to which accuracy for feed-forward torque may not be decreased even when a calculating accuracy for an estimated-slope torque would be decreased. Reliability of estimated slope is calculated and feedback torque is corrected, in such a manner that a gain for a feedback control portion is increased when the reliability of the estimated slope becomes lower. It is, therefore, possible to compensate a possible decrease of the accuracy of the feed-forward torque by correcting the feedback torque in accordance with the reliability of the estimated slope.12-30-2010
20120130611DETERMINATION OF ACCELERATION BEHAVIOUR - A method and control unit for determining a fuel efficient acceleration behavior of a motor vehicle for a predetermined road section is disclosed. The determination of the acceleration behaviour is based on a determined initial speed of the motor vehicle in a first position in the road section, and a determined target speed of the motor vehicle in a determined second position in the road section, wherein the second position is separated from the first position by an acceleration distance. According to the present invention, the first position is determined such that the acceleration distance is shorter than or equal to a maximal acceleration distance S05-24-2012
20120130612CONTROL APPARATUS FOR VEHICLE - A control apparatus for a vehicle, comprising a control unit having: a resultant acceleration information calculating section (05-24-2012
20120130615Electronic Braking System and Method for Operating an Electronic Braking System - The invention relates to an electronic braking system (05-24-2012
20120130613METHOD AND SYSTEM TO INCREASE ELECTRIC BRAKE CLAMPING FORCE ACCURACY - The method and system for increasing accuracy of clamping force of electric aircraft carbon brakes, once braking has been commenced, provides a first pair of electric brake actuators with a range of low brake clamping force responsive to low brake clamping force commands, and a second pair of electric brake actuators with a range of high brake clamping force responsive to high brake clamping force commands. The first pair of electric brake actuators is actuated to apply a minimum residual braking force once wheel braking is commenced, and the second pair of electric brake actuators is actuated only when the commanded braking force is in the high range of brake clamping force.05-24-2012
20100332097METHOD AND SYSTEM FOR ESTIMATING PRESSURE IN A MOTOR VEHICLE - Method for estimating the negative pressure in a motor vehicle brake force booster, and a stop/start control device is disclosed. One embodiment of the invention relates to a method for estimating the negative pressure in a motor vehicle brake force booster with reference to the hydraulic pressure in a brake master cylinder. According to the embodiment, the negative pressure is estimated solely on the basis of hydraulic pressure in the brake master cylinder and of the actual engine speed. One embodiment of the invention also relates to a stop/start control device for a motor vehicles.12-30-2010
20100332095BRAKING SYSTEM ARCHITECTURE FOR AN AIRCRAFT FITTED WITH ELECTROMECHANICAL BRAKES - The invention relates to a braking system architecture for an aircraft fitted with electromechanical brakes including at least one electromechanical actuator. In accordance with the invention, the architecture comprises at least one proximity unit disposed in the proximity of the brakes at the bottom of the undercarriage and including input/output means for collecting and calibrating at least signals coming from sensors associated with the brakes, and for transmitting the signals as processed in this way to control members for controlling the actuators by means of a communications bus running along the undercarriage, the proximity unit further including control means for controlling the blocking members of the actuators.12-30-2010
20100211280REGENERATIVE BRAKING CONTROL METHOD FOR HYBRID VEHICLES AND/OR FOUR-WHEEL-DRIVE VEHICLES AND ARRANGEMENT FOR VEHICLE USING SAID METHOD - A regenerative braking control method for a hybrid vehicle and an arrangement for a vehicle using the method, whereby the vehicle is provided with an electric machine coupled to the rear wheels of the vehicle by a coupling mechanism and which includes a controller for powering and/or electrically charging an associated battery, the controller being controlled during a regenerative braking mode by a distribution controller implementing the method.08-19-2010
20120215413Electronic Passcode Key for Varying Operational Parameters of a Vehicle - An electronic passkey system enables modification of operating profiles of a vehicle. When the passkey is connected to the vehicle controller, the system determines if the passkey has been used previously. If so, the operating profile cannot be modified. If not, the vehicle profile can be modified. In other configurations the passkey can be used to modify the operating profile of multiple vehicles.08-23-2012
20120215412SYSTEM AND METHOD FOR DETERMINING A SAFE MAXIMUM SPEED OF A VEHICLE - A system for determining a safe maximum speed of an vehicle has a processor and a global positioning system receiver in communication with the processor. The processor is configured to determine a grade and distance to an end of an upcoming or a current road segment the vehicle is traveling on based on the global positioning system information received from the global positioning system receiver. The processor is further configured to determine the safe maximum speed of the vehicle based on the distance to the end and pitch of the grade of the upcoming or current road segment the vehicle is traveling on and the braking efficiency of the vehicle.08-23-2012
20100204894BRAKE SYSTEM FOR A VEHICLE AND METHOD FOR OPERATING A BRAKE SYSTEM FOR A VEHICLE - A brake system for a vehicle has a first and a second brake control device, four wheel actuator devices, and a first and a second signal line, the first signal line connecting the first brake control device to two of the four wheel actuator devices and the second signal line connecting the second brake control device to the two other wheel actuator devices, each of the four wheel actuator devices in the active state being additionally designed to detect whether a specified number of brake control devices and/or wheel actuator devices are in the inactive state, in which case a specified braking torque is exerted on the wheel of the vehicle associated with the brake control device.08-12-2010
20120136546SLIPPAGE CONDITION RESPONSE SYSTEM - A slippage condition response system for a first machine of a plurality of machines is disclosed. The response system may have a sensing system configured to sense a parameter indicative of a slippage condition of the first machine. Additionally, the response system may have a locator configured to sense a parameter indicative of a location of the first machine. The response system may also have a transmitter. In addition, the response system may have a controller, which may be in communication with the sensing system, the locator, and the transmitter. The controller may be configured to monitor the location of the first machine. The controller may also be configured to monitor the parameter indicative of a slippage condition of the first machine. Additionally, the controller may be configured to transmit to an offboard system at least one location where the first machine experienced a slippage condition.05-31-2012
20120136547BRAKE CONTROL SYSTEM, AND BRAKE CONTROL METHOD - A brake control system includes: a friction brake unit for generating a friction braking force; a regenerative brake unit for generating a regenerative braking force; and a control unit for controlling the regenerative and friction brake units based on a regenerative target value and a friction target value defined based on a target deceleration, and for controlling a braking force by selecting one of a plurality of control modes including both a regeneration permission mode in which a total braking force is generated by the regenerative and friction braking forces, and a regeneration prohibition mode in which the target deceleration is generated by the friction braking force. In the permission mode, the control unit generates the total force by providing a delay, while in the prohibition mode, the control unit provides a delay smaller than the above delay to the friction braking force or does not provide a delay.05-31-2012
20120136545METHOD FOR OPERATING A MOTOR VEHICLE AND MOTOR VEHICLE - A method is provided for operating a motor vehicle. The method includes, but is not limited to determining whether the roadway in the area of the motor vehicle forms an approach to another roadway. If it is determined that the roadway forms an approach to another roadway, a first lane of the roadway in which the motor vehicle is located is determined with data of an optical camera of the motor vehicle. In addition, a direction of travel along in the first lane is determined and determined whether the motor vehicle is traveling in the direction opposite the direction of travel. If it is determined that the motor vehicle is traveling in the direction opposite the direction of travel, a first warning message is output and/or at least one apparatus (e.g., braking apparatus, a drive apparatus, and a steering apparatus) is actuated.05-31-2012
20110184621METHOD AND APPARATUS FOR INCREASING THE STOPPING ACCURACY OF A MOVING OBJECT - A method and a device increase the stopping accuracy of a moving object, in particular a rail vehicle, at a predetermined stopping point. An RFID (Radio Frequency Identification) signal generated at the stopping point is received by the object and is used as a guidance variable for approaching the stopping point.07-28-2011
20110184620VEHICLE BRAKING APPARATUS SUPPRESSING EXCESSIVE SLIP OF WHEEL DURING BRAKING - A vehicle braking apparatus that can exert high braking performance during vehicle braking is implemented by a control mode that can be realized in a braking apparatus. In controlling the braking apparatus of a vehicle, a climb rate of a wheel cylinder braking oil pressure is decreased smaller than a climb rate corresponding to a climb rate of a master cylinder oil pressure from a time point at which the wheel cylinder braking oil pressure reaches a predetermined threshold value. The time point at which the wheel cylinder braking oil pressure reaches the predetermined threshold value is estimated based on the climb process of the master cylinder oil pressure or directly detected.07-28-2011
20110184619VEHICLE CONTROLLING APPARATUS AND TRAIN - According to one embodiment, a vehicle controlling apparatus includes a storage unit, a setting unit, a changing unit, and a controller. The storage unit stores plurality sets of target information. The setting unit sequentially sets at least part of the plurality of target information to be satisfied until a vehicle stops in a given position based on the part of the plurality of target information. The changing unit sequentially changes one target information to next target information in series in the part of the plurality of target information when the one target information is satisfied. The controller which controls an operation of the vehicle so that the operation satisfies the target set by the changing unit.07-28-2011
20110184618EMERGENCY BRAKING SYSTEM - An emergency braking system for a vehicle is designed to be operated upon detecting generation of an electromyogram in a driver. An electromyography is provided on a steering wheel of the vehicle. When the electromyogram detected by the electromyography exceeds a predetermined level, a braking system is operated. The electromyography is designed to obtain the electromyogram at a positive potential electrode, by providing a grip portion of the steering wheel with an earth electrode connected to the ground and the positive potential electrode separated from the ground.07-28-2011
20100168975MOTION CONTROL SYSTEM FOR VEHICLE - A motion control system is applied to a vehicle, which has front wheel side suspensions with an anti-dive geometry and rear wheel side suspensions with an anti-lift geometry. A degree of an anti-lift effect of the anti-lift geometry is larger than a degree of an anti-dive effect of the anti-dive geometry. Normally, a controller controls a hydraulic unit such that a brake force distribution between front wheels and rear wheels during a braking-period is adjusted to a basic distribution. In contrast, in a state where abrupt application of brakes is started, the controller controls the hydraulic unit such that the brake force distribution is adjusted to a first distribution, at which a brake force respectively applied to the rear wheels is larger than that of the basic distribution only for a predetermined short time period upon starting of the application of the brakes.07-01-2010
20100174465SYSTEM AND METHODS FOR ASSISTED DIRECT START CONTROL - Systems and methods for assisted direct start control are provided. An example method of controlling a system including an engine includes operating in a first mode during a first vehicle grade and during automatic re-starting from an engine stopped condition. The first mode includes starting the engine in a driving gear, and adjusting engine torque responsive to launch behavior. The method may further include operating in a second mode during a second vehicle grade and during automatic re-starting from an engine stopped condition. The second mode includes starting the engine in the driving gear, and adjusting one or more of a transmission forward clutch and wheel brakes responsive to launch behavior.07-08-2010
20100174463VEHICLE BRAKING/DRIVING FORCE CONTROL APPARATUS - A vehicle target braking/driving force and a vehicle target yaw moment to be achieved by a control of braking/driving force of each wheel are-calculated. The target yaw moment is corrected, for example, so as to coincide with the product of the correction coefficient determined based upon, the weight of the whole vehicle, the longitudinal and lateral distribution ratios of wheel vertical loads, and vehicle turning direction, and the target yaw moment, whereby the target yaw moment is corrected in accordance with the weight of the whole vehicle, the position of center of gravity of the whole vehicle, and vehicle turning direction. The final target braking/driving force and target yaw moment that can be achieved by the control of the braking/driving force of each wheel are calculated on the basis of the target braking/driving force and the target yaw moment after the correction, and the braking/driving force of each wheel is controlled so as to achieve the final target braking/driving force and target yaw moment.07-08-2010
20100174464VEHICLE PARK BRAKE STATUS MONITORING METHOD - A vehicle brake system can include a service brake system and a park brake system wherein, the service brake system includes a service brake chamber is delimited by a service brake displaceable wall upon which a brake pushrod is fixed, the brake pushrod is connected to a vehicle braking arrangement and is capable of moving under a pneumatic pressure from a first position whereby the braking arrangement is released to a second position whereby the braking arrangement is actuated, the park brake system having an actuating arrangement capable of pushing the brake pushrod into its second position. This method is based on measuring the volume of the service brake chamber as the volume of the service brake chamber is a parameter which is representative of the actual position of the brake push rod and thus is representative of the actual park brake status.07-08-2010
20120173109INVERTED PENDULUM TYPE VEHICLE - A desired travelling velocity of a representative point of a vehicle 07-05-2012
20120173104APPARATUS AND METHOD FOR OPERATING A HYBRID DRIVE SYSTEM DURING AN EXTENDED BRAKING CONDITION - A hybrid drive system for use in a drive train assembly of a vehicle includes a control apparatus that operates the hybrid drive system in either a normal energy recovery mode in response to a braking request or an extended braking mode in response to an extended braking request. In the normal energy recovery mode, fluid is pumped to an accumulator, which consumes kinetic energy of the vehicle and causes deceleration of the vehicle. In the extended braking mode, fluid is pumped through a pressure relief valve containing a restriction, which consumes the kinetic energy of the vehicle and causes deceleration of the vehicle. If the temperature of the fluid being pumped through the pressure relief valve exceeds a predetermined value, fluid is alternatively pumped through a pump/motor operating in a motoring mode, which consumes the kinetic energy of the vehicle and causes deceleration the vehicle.07-05-2012
20120215414BRAKE CONTROL DEVICE - Included are pressure increasing valves and pressure reducing valves as flow control valves, placed between a brake fluid pressure generation unit on an upstream side that generates brake fluid pressure and a braking force generation unit on a downstream side that generates braking force in accordance with the brake fluid pressure to a wheel, that regulates the brake fluid pressure to the braking force generation unit by controlling the flow rate of brake fluid, and an electronic control unit is provided with: a differential pressure obtaining unit that obtains information on the difference of brake fluid pressure from the brake fluid pressure on upstream and downstream sides of the flow control valve; a hydrodynamic force obtaining unit that obtains information on hydrodynamic force induced in a valve element by the flow of brake fluid passing through the flow control valve; and a brake fluid pressure control unit that controls the flow control valve by use of the information on the differential pressure and the information on the hydrodynamic force.08-23-2012
20120253624ACCELERATOR PEDAL DEVICE FOR VEHICLE AND PEDAL REACTION FORCE CONTROL METHOD - An accelerator pedal device for a vehicle, performing a pedal reaction force control method. The accelerator pedal device is provided with an engine speed detection unit that detects the engine speed (Ne) and a reaction force control unit that controls, on the basis of the engine speed (Ne), a pedal reaction force (Fr) applied by a reaction force application unit. The reaction force control unit limits the reduction ratio of the pedal reaction force (Fr) when the reduction ratio of the engine speed (Ne) is greater than or equal to a predetermined value.10-04-2012
20100299037ACCELERATOR REACTION FORCE CONTROL APPARATUS - An accelerator reaction force control apparatus has an accelerator position detecting device that detects an accelerator position and a reaction force varying device that varies a reaction force of an accelerator. The reaction force varying device increases the accelerator's reaction force beyond a base reaction force in response to the accelerator position being equal to or larger than a reaction force increase threshold, and decreases the accelerator's reaction force toward the base reaction force in response to the accelerator position becoming equal to or smaller than a reaction force increase cancellation threshold after the reaction force has been increased beyond the base reaction force. The reaction force varying device varies a reaction force decrease rate at which the accelerator's reaction force is decreased based on an accelerator position change condition existing at a time when the accelerator position becomes equal to or smaller than the reaction force increase cancellation threshold.11-25-2010
20100299036METHOD FOR CONTROLLING THE REGENERATIVE BRAKING OF A VEHICLE INCLUDING AT LEAST ONE ELECTRIC MOTOR - A method for controlling regenerative braking of a vehicle including at least one thermal engine and/or at least one electric motor, including calculating a GMP braking force setpoint at the wheel, including a regenerative braking force, that is independent from a relation between the brake pedal depression and the braking force applied to the wheels by the main brakes of the vehicle.11-25-2010
20100299035PARKING BRAKE DEVICE AND METHOD FOR OPERATING SAME - A parking brake device for motor vehicles is described, having an operator control element and at least two electromechanical actuators for generating a parking braking force at in each case one wheel of the motor vehicle, and having in each case one wheel actuation unit per electromechanical actuator, and a further control unit. The further control unit is connected here, on the one hand, to the operator control element and, on the other hand, in parallel to each wheel actuation unit via at least one parking brake data bus. The further control unit applies control signals to the wheel actuation units, and a safety element is provided which ensures reliable operation of the parking brake device with wheel control units with, in each case, one microcontroller. The safety element ensures, even in the case of a communication fault in the parking brake data bus, the reliable operation of the wheel actuation units within the parking brake, and the safety element ensures the activation of at least one actuator even in the case of a communication fault in the parking brake data bus of the parking brake device. In addition, a method for operating such a parking brake device is described.11-25-2010
20100299034METHODS AND APPARATUS FOR A BRAKE CONTROLLER AUTOSWITCH - An autoswitching brake controller is provided for a vehicle having a first brake controller system and a second brake controller system. The controller includes an autoswitch relay coupled to the first brake controller system and the second brake controller system. The autoswitch relay is configured to receive an ignition signal from the first brake controller system. When the second brake controller system is connected, and the ignition signal is received, the autoswitch relay autodetects its presence and disables the first brake controller system, at the same time enabling the second brake controller system.11-25-2010
20120179347Regenerative Braking Feedback Display And Method - Driver braking performance feedback may be conveyed to a vehicle operator as a braking efficiency score using a vehicle display system. The display system may include a vehicle display for displaying a braking efficiency indicator or gauge corresponding to the braking efficiency score. The braking efficiency score may be based on a comparison of the total regenerative braking energy recaptured during at least one braking event to a either a maximum amount of braking energy that may be recaptured during the at least one braking event or an actual total braking energy expended during the at least one braking event. The braking efficiency score may be displayed upon the completion of a braking event or upon a completion of a trip including a plurality of braking events. The display may also convey a distance corresponding to a portion of a trip distance achieved through regenerative braking.07-12-2012
20120179346Regenerative Braking Feedback Display And Method - Driver braking performance feedback may be conveyed to a vehicle operator as a braking efficiency score using a vehicle display system. The display system may include a vehicle display for displaying a braking efficiency indicator or gauge corresponding to the braking efficiency score. The braking efficiency score may be based on a comparison of the total regenerative braking energy recaptured during at least one braking event to a either a maximum amount of braking energy that may be recaptured during the at least one braking event or an actual total braking energy expended during the at least one braking event. The braking efficiency score may be displayed upon the completion of a braking event or upon a completion of a trip including a plurality of braking events. The display may also convey a distance corresponding to a portion of a trip distance achieved through regenerative braking.07-12-2012
20120179345CONTROL DEVICES FOR A BOOSTER BRAKE SYSTEM OF A VEHICLE AND METHOD FOR OPERATING A BOOSTER BRAKE SYSTEM OF A VEHICLE - The invention relates to a control device (07-12-2012
20100274457DECELERATION CONTROLLED BRAKING - A system, apparatus and method of controlling a brake system of a vehicle having a brake input device, such as a brake pedal, a plurality of rotating wheels and a plurality of brakes, each brake of the plurality of brakes corresponding to one wheel of the plurality of wheels, is provided. In controlling the brakes, data indicative of a deflection of the brake pedal is received, and the received data is used to derive a target deceleration rate. A braking command is provided to each of the plurality of brakes, wherein the braking command is varied for each brake to regulate a deceleration rate the vehicle in accordance with the target deceleration rate.10-28-2010
20100023234VEHICLE CONTROL SYSTEM - An initial movement state of a vehicle is specified in which a starting-off or acceleration is enabled by stepping on an accelerator pedal. In the specified initial movement state, a starting-off direction of the vehicle and an obstacle existing in the starting-off direction are specified. In the initial movement state, an incorrect starting-off sign action is detected which a driver of the vehicle indicates in a duration prior to the time when the vehicle practically starts off. When the incorrect starting-off sign action is detected, an incorrect starting-off prevention output is performed.01-28-2010
20120123655VEHICLE OPERATION DEVICE - Disclosed is a vehicle operation device capable of reducing a sense of discomfort imposed on a driver when the driver carries out a driving operation and suppressing a vehicle behavior not intended by the driver. A vehicle operation ECU determines control amounts of a throttle actuator and a brake actuator in accordance with operation amounts of an accelerator pedal and a brake pedal. When a steering is being operated, a dead zone for a control amount according to an operation of a pedal is adjusted. For example, when the steering is turned to the left, the dead zone of the accelerator pedal disposed on the right side, that is, on a turning outer wheel side of the vehicle is increased.05-17-2012
20100010719Method for the Operation of an Electromechanically Operable Parking Brake - An electromechanically actuable parking brake for motor vehicles is disclosed. The brake includes at least one electromechanical actuator whose rotational movement is converted into a translational movement by an actuating unit, and which moves at least one brake element in such a way that at least one brake lining which is connected to the brake element is pressed with a locking force against a rotor which is connected to a motor vehicle wheel, wherein the current consumption of electromechanical actuator when the parking brake is engaged and/or released can be acquired. Furthermore, a method for operating the electromechanically actuable parking brake is also disclosed.01-14-2010
20120316743DATA COMMUNICATION SYSTEM AND METHOD FOR COMMUNICATING DATA IN A VEHICLE - A data communication system for a vehicle includes an interface gateway device that is configured to be communicatively coupled with a data acquisition module and a client module. The interface gateway device is further configured to receive a value of a data parameter related to operation of the vehicle from the data acquisition module and to communicate the value to the client module for performing a function for the vehicle. The interface gateway device also is configured to determine when either of the data acquisition module or the client module is communicatively coupled with the interface gateway device and to implement respective communication configurations associated with the data acquisition module or the client module to receive the value of the data parameter from the data acquisition module or communicate the value of the data parameter to the client module.12-13-2012
20120226423VEHICLE DRIVING SUPPORT APPARATUS - In a vehicle driving support apparatus, a cruise control unit determines a possibility of a collision of a subject vehicle 09-06-2012
20090018739CONTROL SYSTEM - There is provided a control unit including a vehicle speed sensor for detecting a vehicle speed, a vehicle stop determination module for determining whether or not a vehicle is stopping based on a detection result of the vehicle sensor and a controller, wherein the controller operates an inclination component of gravity acceleration in a longitudinal direction of the vehicle on a road surface on which the vehicle is running based on an output of the power source detected by a power source output sensor and a brake torque detected by a brake torque sensors when the stop determination unit is determining that the vehicle is in a stopped state and controls either of the output of the power source and the brake force based on the result of the calculation when the vehicle starts.01-15-2009
20120259525BRAKE CONTROL DEVICE AND BRAKE CONTROL METHOD10-11-2012
20120259524VEHICLE CONTROL APPARATUS - For providing a vehicle control apparatus which can prevent the deterioration of the drivability, the ECU (10-11-2012
20080294319System for Vehicle Driver Support for Stopping and Starting Procedures - The invention relates to a system for vehicle driver support, carrying out assist functions to support the driver for stopping and starting procedures, activated depending on a first comparison between at least one vehicle state parameter and a threshold value and/or based on first operating signals from an operating means operated by the driver. The system is characterised in that a control unit (SSM) determines at least one vehicle state by means of a further comparison of a vehicle state parameter with a given threshold value and/or by means of a further operating signals from the operating means, the control unit checks whether an assist function is activated and the control unit operates the brake system of the vehicle, depending on the determined vehicle state when at least one assist function is activated.11-27-2008
20080319624Automatic braking device for controlling movement of vehicle in direction opposite to intended direction of movement of driver - When a vehicle stops, a brake control unit maintains a braking force applied on a wheel by a braking-force application unit for maintaining a halted state. In this state, if a driver depresses the accelerator pedal to execute starting of the vehicle, the braking force is gradually decreased, and the vehicle starts at a speed that accords with a degree of accelerator opening and a gradient of a road on which the vehicle is stopped. When a movement direction at this time is the same as a movement direction intended by the driver, the braking force is decreased to zero for smooth starting. When the movement direction is opposite to the intended movement direction, the braking force is increased to control the movement in the opposite direction, such that the movement changes from the opposite direction to the same direction, and finally, smooth starting in the desired direction is executed.12-25-2008
20120239265VEHICLE DRIVING SUPPORT APPARATUS - In a vehicle driving support apparatus, if a brake pedal operation by a driver is detected during a braking control, a cruise control unit determines that it is highly likely that the driver recognizes a possibility of a collision of a subject vehicle and a obstacle, and halts the braking control. On the other hand, if a depression amount of the brake pedal by the driver changes to a release side at or over a preset speed, the cruise control unit restarts the halted braking control.09-20-2012
20110130935METHODS AND SYSTEMS FOR BRAKE PEDAL TUNING AND BRAKING CONTROL IN VEHICLES - A method for calibrating a braking system of a vehicle having a brake pedal includes the steps of measuring, via a sensor, a speed of the vehicle, generating, via a processor, an optimized mapping relating a movement of the brake pedal and a deceleration of the vehicle based at least in part upon the speed of the vehicle, and calibrating, via the processor, a relationship between an engagement of the brake pedal and the deceleration of the vehicle using the optimized mapping.06-02-2011
20120265416VEHICULAR CAMERA WITH ON-BOARD MICROCONTROLLER - In one aspect of the invention, a vehicular camera is provided, comprising a lens, a housing, an imager and a microcontroller that is capable of handling certain functions, such as applying overlays to images received by the imager, dewarping the image and/or providing different viewing modes.10-18-2012
20120265418Emergency Brake Assistance System for Assisting a Driver of a Vehicle when Setting the Vehicle in Motion - The invention relates to an emergency brake assistance system (10-18-2012
20120265417METHOD FOR OPERATING A BRAKE-BOOSTED BRAKE SYSTEM OF A VEHICLE, AND CONTROL DEVICE FOR A BRAKE-BOOSTED BRAKE SYSTEM OF A VEHICLE - The invention relates to a method for operating a brake-boosted brake system of a vehicle, comprising the following steps: determining braking force information (10-18-2012
20120330525Reducing The Steering Torque During Braking Maneuvers - A method for reducing the steering torque in a motor vehicle in a driving situation in which the vehicle is being braked and steered at the same time. By shifting the brake force to the rear wheels, the front wheels become easier to steer compared to a standard brake force distribution. The maximum required power of an electric steering assistance system is thus greatly reduced.12-27-2012
20120330522METHOD AND SYSTEM FOR ENGINE CONTROL - Systems and methods are provided for restarting an engine that can be selectively deactivated during idle-stop conditions. In one embodiment, current is directed to a starter motor and an electric brake sequentially by limiting the current supplied to one while current is supplied to the other, an order of delivering the current based on a timing of a restart request relative to an electric brake request, as well as vehicle operating conditions at the time the requests were received. By coordinating the operation of a starter motor with the operation of an electric brake, overloading of the engine system's electrical supply can be reduced.12-27-2012
20120330523AUTOMATIC SEQUENTIAL ACCESSORY MACHINE RETARDING ON A GRADE - A method of dissipating power on a propelled machine includes setting a target ground speed for the machine, and, if the throttle position is less than a first predetermined minimum and if the machine is on a negative grade in the direction of travel no greater than a second predetermined minimum, and the calculated machine resistance power is less than the calculated grade power, the method include engaging at least a portion of the energy-dissipating electrically or electrohydraulically controlled accessories to retard the machine to maintain the machine within a set range of a target speed.12-27-2012
20120330524SYSTEM AND METHOD FOR CONTROLLING A BRAKE SYSTEM - The disclosure describes, in one aspect, a control system for controlling a braking system. The control system includes a parking brake operatively to at least one wheel, a park brake override mechanism operatively associated with the parking brake, an inching pedal operatively coupled to a transmission, a shift lever operatively coupled to the transmission, at least one sensor operatively coupled to the parking brake, at least one sensor operatively coupled to the inching pedal, and at least one sensor operatively coupled to the shift lever. The control system further includes a controller operatively coupled to the at least one sensors to receive corresponding signals and adapted to control the engagement of the parking brake when the inching pedal is depressed and at least one of a forward or reverse gear selection is desired.12-27-2012
20120271522MANAGING JACKKNIFE ENABLING CONDITIONS DURING BACKING OF A TRAILER BY REDUCING SPEED OF A VEHICLE BACKING THE TRAILER - A vehicle comprises a trailer angle detection apparatus and a trailer backup control system. The trailer angle detection apparatus is configured for outputting hitch angle information generated as a function of an angle between the vehicle and a trailer towably attached thereto. The trailer backup control system includes a jackknife enabling condition detector and a jackknife counter-measures controller coupled to the trailer angle detection apparatus. The jackknife enabling condition detector is coupled to the trailer angle detection apparatus for receiving the hitch angle information therefrom and for determining if a jackknife enabling condition has been attained at a particular point in time during backing of the trailer by the vehicle. The jackknife counter-measures controller implements a vehicle speed reducing action in response to the jackknife enabling condition detector determining that the jackknife enabling condition has been attained at the particular point in time during backing of the trailer.10-25-2012
20120271523METHOD FOR OPERATING AN AUTOMATED PARKING BRAKE IN A MOTOR VEHICLE - In a method for operating an automated parking brake in a motor vehicle whose drive train includes a transmission and a clutch, an instantaneous clutch engagement point is ascertained during a driving operation of the motor vehicle and the presence of a starting request is checked when the parking brake is activated. If the presence of a starting request is detected, the activated parking brake is automatically released, the detection of the presence of a starting request taking place as a function of the ascertained clutch engagement point.10-25-2012
20120130614ELECTRONIC BRAKE SYSTEM HAVING A FRICTION BRAKE COMPRISING FRICTION LININGS FOR AT LEAST ONE WHEEL BRAKE, AND HAVING AT LEAST ONE ELECTRONIC CONTROL DEVICE - The invention relates to a device and an operating method for an electronically controlled braking system having a friction brake, including friction linings for at least one wheel brake and having at least one electronic control device ESP+EPB−ECU. The aim of the invention is to provide an improved seat grinding device and an improved seat grinding process. The aim is achieved by proposing that an automated, electronically controlled or regulated routine is provided for seat grinding the friction partners of the friction brake, such that the automated seat grinding routine is fully executed after a release, particularly after entering a release code or after electronically connecting an interface of the electronic control device ESP+ESC−ECU of the braking system to a separate control device EST, and the results data of the seat grinding routine are stored in a memory area of the electronic control device ESP+ESC−ECU.05-24-2012
20120277965Vehicle Motion Control System - There is provided a vehicle motion control system which carries out acceleration and deceleration of a vehicle which satisfies driving feeling of a driver even in the state where a lateral motion of the vehicle is not involved. The vehicle motion control system includes a curve shape acquisition section 11-01-2012
20130184953VEHICLE BRAKE CONTROL DEVICE - A vehicle brake controller is provided with a master cylinder, a wheel cylinder, a brake hydraulic actuator, a vehicle-stop-state motor-OFF controller and a pressurization rate controller. The vehicle-stop-state motor-OFF controller performs a vehicle-stop-state motor-OFF control that stops the pump motor upon the vehicle being stopped by the brake operation, and that maintains a stop state of the pump motor as is during stopping of the vehicle. The pressurization rate controller adjusts a pressurization rate of the wheel cylinder pressure to a higher value as a road surface gradient becomes larger upon resuming operation of the pump motor after the vehicle-stop-state motor-OFF control ends due to acceleration from the vehicle stop state.07-18-2013
20110264345MOUNTING DEVICE WITH INTEGRATED TORQUE MEASUREMENT AND DEVICE FOR THE CONTROL OF TORQUE DISTRIBUTION - The invention relates to a mounting device for mounting a driven and/or a drivable wheel of a vehicle. The mounting device makes it possible to measure a drive torque or a drag torque that acts between a wheel and a driveshaft. The torque is transmitted from the driveshaft to the wheel by means of radial teeth on a bearing inner ring, where there is a pressure-sensitive measuring element to measure axial forces as a characteristic of the particular effective torque. In addition, the invention relates to a device to control the distribution of the drive and drag torques acting on the driveable wheels of a vehicle. To measure the drive and drag torque distribution, there is a sensor unit on each drivable wheel to measure the torque acting on each wheel.10-27-2011
20120089311ELECTROMECHANICAL DECELERATION SYSTEM AND METHOD FOR OPERATING THE SAME - A deceleration system may be used for decreasing a speed of a vehicle having a plurality of wheels. The deceleration system may include a brake command receiving device configured to receive a brake command for decelerating the vehicle, a brake command sensor configured to determine a brake magnitude and a brake rate based on the brake command, a control device configured to generate a plurality of electronic brake signals based on the brake magnitude and the brake rate, and a plurality of braking devices, each of which is configured to receive one of the plurality of electronic brake signals, convert the respective electronic brake signal to a mechanical brake force, and impart the mechanical brake force to at least one of a rotor or a drum of the respective wheel, thereby causing a deceleration of the vehicle.04-12-2012
20110276243REGENERATIVE BRAKING CONTROL IN VEHICLES - Methods and systems for modulating regenerative braking in a vehicle having a regenerative braking system and an energy storage system are provided. A value is obtained for a variable pertaining to a condition that affects energy absorption of the energy storage system. A regenerative braking torque capacity for the regenerative braking system is determined using the value. Regenerative braking is controlled via the regenerative braking system based at least in part on the regenerative braking torque capacity.11-10-2011
20110320099BRAKING CONTROL SYSTEM AND METHOD FOR VEHICLE - Provided are a braking control system for a vehicle which is controlled in a priority order, and a method of the same. In more detail, the present invention relates to a braking control system for a vehicle equipped with an electronic brake at each wheel, in which the braking control system includes: a first control unit controlling the operation of a first electronic brake mounted at a front-left wheel and a second electronic brake mounted at a front-right wheel in response to braking signals; and a second control unit controlling the operation of a third electronic brake mounted at a rear-left wheel and a fourth electronic brake mounted at a rear-right wheel in response to the braking signals. In this configuration, when a fail occurs in any one of the first and second control units, the other control unit selectively controls at least one or more of the first to fourth electronic brakes, in accordance with predetermined logic.12-29-2011
20120101703DRIVING ASSISTANCE DEVICE - Disclosed is a driving assistance device capable of appropriately performing deceleration control in a moving vehicle having a variable wheelbase length. A driving assistance device 04-26-2012
20120101702DRIVING ASSISTING SYSTEM, METHOD AND VEHICLE INCORPORATING THE SYSTEM - A system for assisting an operator in driving a vehicle. The system calculates risk potential associated with the vehicle. Responsive to an acceleration command issued by the operator via an operator-controlled input device to perform an intended acceleration operation, the system conveys information related to the calculated risk potential by modifying a relationship of an amount of acceleration corresponding to an operation amount of the operator-controlled input device, based on the calculated risk potential.04-26-2012
20120101701VEHICLE COLLISION AVOIDANCE AND WARNING SYSTEM - A collision avoidance system in a host vehicle that employs combined automatic braking and steering. The collision avoidance system defines thresholds that identify a time to collision with a target vehicle by the host vehicle that are based on the speed of the host vehicle, the acceleration of the host vehicle, the speed of the target vehicle, the acceleration of the target vehicle, the distance to the target vehicle from the host vehicle and a coefficient of friction of the roadway. The collision avoidance system provides full automatic collision avoidance braking if the time to collision is less than one threshold and the lane adjacent to the host vehicle is not clear. The collision avoidance system provides both automatic steering and braking of the host vehicle if the time to collision is less than another threshold and the lane adjacent to the host vehicle is clear.04-26-2012
20120290183Method for operating a braking system and a corresponding control unit - A method for operating a braking system of a vehicle having at least one brake-able wheel, a braking force variable, which represents a braking force, of a braking device associated with the wheel being increased during a braking operation until a locking tendency of the wheel is recognized, and then reduced to a certain value. It is provided that the braking force variable is subsequently set to a setpoint braking force variable, which corresponds to a selectable portion of the braking force variable present at the recognition of the locking tendency, for a certain time period. Also described is a control unit for implementing the method.11-15-2012
20100198474DECELERATION CONTROL APPARATUS FOR VEHICLE - A deceleration control apparatus for a vehicle including a controller that performs deceleration control based on a first target deceleration set based on a distance to a starting point of an upcoming curve, when the deceleration control for the curve is started at a position distant from the starting point of the curve; and that performs the deceleration control based on a second target deceleration set based on a lateral acceleration that is estimated to be detected when the vehicle passes the starting point of the curve, when the deceleration control for the curve is started at a position close to the starting point of the curve. With this apparatus, it is possible to perform the deceleration control that provides drive assist according to the intention of the driver and that enhances driving convenience for the driver.08-05-2010
20090259377System and method for shortening brake-activation-reaction time - A system and method for determining the shortest time needed for a driver to brake a vehicle in case of emergency by attaching tilt sensors to the accelerator and brake pedals or to elements rigidly connected to these pedals, connecting the outputs of these sensors to a computer, registering various moments and time intervals that occur during braking from initiation of release of the accelerator pedal to completion of depressing the brake pedal, and calculating total braking time. The position of the driver's seat is then changed several times in order to determine the position that ensures the shortest brake time. The same procedure can be repeated by determining the shortest brake time when using a specific under-thigh support developed by the inventors. The emergency signal is produced by a randomly illuminating lamp, the light of which is perceived by a photoreceiver and the moment of initiation of which is registered on the computer as the initial point of measurement.10-15-2009
20100168976SYSTEM FOR CONTROLLING VEHICLE OVERSPEEDING VIA CONTROL OF ONE OR MORE EXHAUST BRAKE DEVICES - A method and system are provided for controlling overspeeding of a vehicle carrying an internal combustion engine having one or more exhaust brake devices controllable to apply braking torque to the engine. The system may be operable determine a desired speed of the vehicle, to determine a road speed of the vehicle, and if the road speed of the vehicle exceeds the desired speed of the vehicle by more than a threshold speed, to determine a target brake torque required to reduce the road speed of the vehicle speed to the desired speed of the vehicle, and to then control the one or more exhaust brake devices to apply the target brake torque to the engine to thereby control the road speed of the vehicle to the desired speed of the vehicle.07-01-2010
20100168974Hill start assist system - A hill start assist system for a tractor includes a pressure reduction valve receiving air from an air supply source, a solenoid valve having a supply port connected to a delivery port of the pressure reduction valve, a double check valve receiving air from a foot brake valve and from the solenoid valve, a tractor protection valve receiving air from the solenoid valve and from front and rear brake circuits of the tractor and an inversion valve having a control line connected to the solenoid, a supply port connected to the delivery line of the tractor protection valve, an exhaust port connected to the foot brake valve and a delivery line connected to a stop light switch.07-01-2010
20120150406CONTROL APPARATUS FOR VEHICLE - A control apparatus for a vehicle, where the vehicle includes control means for stopping an engine automatically when a stopping condition is met, and restarting the engine after the automatic stoppage of the engine, when a predetermined restarting condition is met, a braking device that is actuated to apply braking force to a drive wheel, and a plurality of vehicle-mounted devices involved in operations of the vehicle. The apparatus includes abnormality detection means for determining whether or not there exists an abnormality in at least one of the vehicle-mounted devices, and fail-safe means for, when during the automatic stoppage of the engine it is determined by the abnormality detection means that there exists an abnormality in at least one of the vehicle-mounted devices, restarting the engine forcibly. The apparatus enables the user to take suitable measures in the presence of an abnormality in the vehicle-mounted devices.06-14-2012
20130018560METHOD AND SYSTEM FOR RAIL VEHICLE CONTROL - A system comprises a control module that is configured for operable coupling with at least one of a brake system and/or a penalty detection system of a first vehicle. The control module is further configured to operate in a first mode of operation. In the first mode of operation, the control module activates the brake system, responsive to receiving a first control signal from a second vehicle; the first and second vehicles are coupled in a consist. Alternatively or additionally, the control module is configured to operate in a second mode of operation. In the second mode of operation, the control module is configured to generate the first control signal for transmission to the second vehicle and activation of a brake system of the second vehicle, responsive to receiving a second control signal from the penalty detection system.01-17-2013
20130018559METHOD FOR IMPLEMENTING AN EMERGENCY BRAKING OPERATIONAANM Epple; StefanAACI StuttgartAACO DEAAGP Epple; Stefan Stuttgart DEAANM Wagner; JochenAACI MoeglingenAACO DEAAGP Wagner; Jochen Moeglingen DE - In a method for implementing an emergency braking operation with the aid of a brake assistance system in a vehicle, a brake actuation specified by the driver is amplified, the deactivation of the brake force amplification taking place in at least two stages.01-17-2013
20130018558VEHICLE CONTROL APPARATUS AND METHOD USING VISIBLE LIGHT COMMUNICATIONAANM Ahn; Byoung SukAACI Suwon-siAACO KRAAGP Ahn; Byoung Suk Suwon-si KR - A vehicle control apparatus of a vehicle using a visible light communication may include a visible light receiving unit configured to periodically receive a speed information of a preceding vehicle through the visible light communication, a sudden deceleration detection unit configured to detect a sudden deceleration of the preceding vehicle based on the speed information received from the visible light receiving unit, a control unit configured to control a brake system linkage unit to transmit a deceleration signal to a brake system, upon detection of the sudden deceleration of the preceding vehicle by the sudden deceleration detection unit, and the brake system linkage unit configured to transmit the deceleration signal to the brake system to automatically decelerate a speed of the vehicle.01-17-2013
20130018561BRAKE HYDRAULIC CONTROL METHOD AND SYSTEMAANM Ono; ShunsakuAACI KanagawaAACO JPAAGP Ono; Shunsaku Kanagawa JP - A brake control method for a hydraulic brake device equipped with an actuator that automatically regulates braking liquid pressure in a wheel cylinder of a vehicle without driver intervention. The method includes: (a) calculating a time period in which holding or decreasing brake hydraulic pressure is continuously performed to the wheel cylinder; and (b) controlling the actuator such that, an increasing pressure and decreasing pressure to the wheel cylinder after the calculated time period has reached a predetermined time, the amount of the pressure increase and the amount of the pressure decrease are the same.01-17-2013
20110160971Electro-Hydraulic Brake Brake-By-Wire System and Method - An electro-hydraulic brake-by-wire system includes a brake pedal, an active vacuum booster coupled to the brake pedal, a master cylinder coupled to the active vacuum booster, at least one hydraulic brake circuit disposed in fluid communication with the master cylinder, at least one hydraulic front brake disposed in fluid communication with the at least one hydraulic brake circuit, an electronic control unit connected to the brake pedal and at least one electronic rear brake connected to the electronic control unit.06-30-2011
20110160970Electro-Hydraulic Brake-By-Wire System and Method - An electro-hydraulic brake-by-wire system includes a brake pedal, an electronic booster coupled to the brake pedal, a master cylinder coupled to the electronic booster, at least one front hydraulic brake disposed in fluid communication with the master cylinder, at least one electronic control unit connected to the brake pedal and at least one rear electronic brake connected to the at least one electronic control unit.06-30-2011
20130024082CONTROL SYSTEM AND METHOD FOR A CAR - A control system for a car includes an acceleration sensor, a transforming unit, an analyzing unit, and a control unit. The acceleration sensor detects a movement of an accelerator pedal of the car. The transforming unit transforms the movement of the accelerator pedal into a waveform chart. The analyzing unit analyzes the waveform chart, and determines whether the accelerator pedal is moving rapidly according to the movement. The control unit prevents the car from accelerating when the accelerator pedal moves rapidly.01-24-2013
20090192687Vehicle Path Control for Autonomous Braking System - A motor vehicle travel path control which monitors, during an autonomous braking event initiated by a collision preparation system the actual motor vehicle travel path in relation to the driver intended motor vehicle travel path, and in the event a departure from the driver intended motor vehicle path occurs, the motor vehicle travel path control adjusts braking so as to return the motor vehicle travel path to that intended by the driver.07-30-2009
20130173130METHOD FOR OPERATING A BRAKE-BOOSTED HYDRAULIC BRAKE SYSTEM OF A VEHICLE AND CONTROL DEVICE FOR A BRAKE-BOOSTED HYDRAULIC BRAKE SYSTEM OF A VEHICLE - A method and control device for operating a brake-boosted hydraulic brake system of a vehicle, including ascertaining information relating to an increase or a decrease in an additional braking force exerted on at least one wheel in addition to a hydraulic braking force of the brake system, which increase or decrease is greater than a predefined minimum difference, altering an assistance force to a force introduction element, by a force difference, taking account of the ascertained information, so that the hydraulic braking force is altered to correspond to the increase or decrease in the additional braking force, and displacing a volume of a brake medium of the brake system between at least one accumulator chamber of at least one plunger and/or of at least one two-chamber cylinder and a volume of the brake system outside the accumulator.07-04-2013
20130173131Method for Limiting the Maximum Brake Performance Which Can Be Accessed of a Hydrodynamic Brake - The invention relates to a method for limiting the maximum braking performance which can be accessed of a hydrodynamic brake in a motor vehicle, wherein the heat which is generated by the hydrodynamic brake is dissipated by means of a cooling system, with the following steps: the temperature of the hydrodynamic brake and/or the cooling system is detected continuously or at time intervals; a regulating intervention temperature is predefined; a regulating target temperature is predefined; if the temperature of the hydrodynamic brake and/or of the cooling system rises to the regulating intervention temperature or above, the maximum braking performance which can be accessed of the hydrodynamic brake is reduced with a predefined gradient, until a predetermined time period has passed and/or until a constant value of the temperature of the hydrodynamic brake and/or of the cooling system is set. The invention is characterized in that a difference between the regulating target temperature and the value of the temperature after the predetermined time period or between the regulating target temperature and the constant value of the temperature of the hydrodynamic brake and/or of the cooling system is determined, and the regulating intervention temperature is shifted as a function of the difference.07-04-2013
20130173132BRAKING FORCE CONTROL APPARATUS FOR A VEHICLE - In a braking force control apparatus which controls a braking force applied to a vehicle based on a relation thereof with an obstacle ahead of the vehicle, irrespective of a braking operation of a driver, a lateral force is predicted which can be generated in cases where avoidance steering is carried out by the driver, in order to avoid an obstacle which has been detected, and an actual braking force actually applied to a longitudinal direction of the vehicle is limited in accordance with a braking force which can be applied in the longitudinal direction of the vehicle and which is calculated based on the lateral force thus predicted. According to this, in the braking force control apparatus which controls the braking force of the vehicle, the lateral force for avoiding a collision with the obstacle by means of steering is obtained.07-04-2013
20130173133Method for assisting in the calculation of a vehicle speed in a vehicle - In a method for assisting the calculation of vehicle speed in a vehicle that comprises an axle differential on at least one vehicle axle and a braking device for decelerating individual wheels of the vehicle axle, in the case of deceleration of the vehicle via the drive train, one wheel of the vehicle axle is additionally decelerated by way of the braking system, the rotation speed of the oppositely located wheel being taken as the basis for ascertaining the vehicle speed.07-04-2013
20080255744Brake Control Apparatus for Vehicle - A brake control apparatus for a vehicle includes four wheel braking apparatuses, a first hydraulic pressure generating apparatus, a front-wheel hydraulic circuit connecting the hydraulic pressure generating apparatus to the two of the wheel braking apparatuses, a rear-wheel hydraulic circuit connecting the hydraulic pressure generating apparatus to the other two of the wheel braking apparatuses, a second hydraulic pressure generating apparatus generating an auxiliary pressure, a braking operation variable detecting means, a reference amount determining means for determining a reference amount of auxiliary hydraulic pressure, an obtaining means for obtaining at least one of state quantities indicating a load condition, a driving condition and slipperiness of wheel, a target amount determining means determining a target amount of auxiliary hydraulic pressure of each hydraulic circuit to be equal to or greater than the corresponding reference amount of auxiliary hydraulic pressure, and a pressure regulating means for regulating the auxiliary hydraulic pressure.10-16-2008
20080255742Onboard controller system - A system and method for safely slowing or controlling a vehicle's speed or engine speed by selectively replacing a genuine engine control signal with a spoofed engine control signal to slow or control the vehicle. The operator is allowed control of the vehicle (e.g. genuine engine control signal) if the speed is below a threshold speed and the operator is denied control of the vehicle (e.g. spoofed engine control signal) if the speed is above the threshold speed; similarly, a maximum idle engine speed and time to idle before shut-down is enforced by selectively replacing a genuine engine control signal with a spoofed engine control signal, responsive to a set threshold for each. The threshold is set over the air (OTA).10-16-2008
20080234909BRAKE CONTROL APPARATUS AND PUMP-UP SYSTEM - A brake control apparatus of an automotive vehicle employs a pump incorporated in a hydraulic actuator, a separate pressure control valve disposed between the pump and each individual wheel-brake cylinder and having an orifice having a predetermined orifice-constriction flow passage area, and vehicle sensors including at least wheel cylinder pressure sensors. Also provided is a controller configured to be connected to the vehicle sensors and the hydraulic actuator, for calculating, based on a driver's manipulated variable, target wheel cylinder pressures, and for controlling the hydraulic actuator responsively to the target wheel cylinder pressures. The controller is further configured for calculating a fluid-pressure deviation between the target wheel cylinder pressure and the actual wheel cylinder pressure, and for stopping working-fluid supply from the pump to the abnormal wheel-brake cylinder having an abnormality in the fluid-pressure deviation exceeding a predetermined threshold value.09-25-2008
20080234908OPERATOR INPUT DEVICE FOR CONTROLLING A VEHICLE OPERATION - A vehicle operator input device for controlling the vehicle with the operator input device including an operator interface lever moveable by a vehicle operator in first and second directions about an axis. The operator input device includes a sensor system with a sensor target. The sensor system senses the moveable operator interface lever and provides an operator interface lever position signal as a function of a position of the operator interface lever. The operator input device includes an interface lever controllable brake coupled to the operator interface lever, and a brake controller coupled to the sensor system for receiving the operator interface mechanism position signal and with the brake controller coupled to the brake for responsively transmitting a plurality of brake signals to the brake with the operator interface lever controllable brake responsively providing resistive braking forces to the operator interface lever for opposing a force applied to the operator interface lever by the operator, the operator interface lever controllable brake providing the resistive braking forces in response to controller brake signals, with the brake controller providing a first background force signal followed with a second below background force drop signal followed with a third above background stop force signal wherein the operator is provided with a mechanical detent sensation at a target lever location.09-25-2008
20080234907Override of Automatic Braking in a Collision Mitigation and/or Avoidance System - A method for returning driver control in a vehicle during automatic braking includes the steps of determining a minimum value of accelerator pedal position during the automatic braking, determining a current value of accelerator pedal position, and disengaging the automatic braking, if the current value is greater than the minimum value by at least a predetermined value.09-25-2008
20080228366MODEL BASED VEHICLE OVERSPEED ALGORITHM - A system for limiting the speed of a vehicle includes a first module that generates a first torque signal based on a vehicle speed, a second module that generates a second torque signal based on a difference between a predetermined vehicle speed limit and the vehicle speed, and a third module that generates an output torque signal based on the first and second torque signals. The output torque signal is adapted to control the output torque of a motor.09-18-2008
20080221767Vehicle Control Apparatus and Vehicle Control Method - A vehicle control apparatus that performs driving assist control on an entrance ramp or an exit ramp connected to a main road having a different safe cruising speed limit than the entrance ramp or the exit ramp. The control apparatus includes a broken line detecting device that detects a broken line marked on the road and divides the main road and the entrance ramp or the exit ramp and a controller that determines a control zone of the driving assist control based on the broken line detection results from the broken line detecting device. For example, the vehicle control apparatus detects the broken line that divides a main road and an exit ramp using the broken line detecting device and starts driving assist control using the controller when it is detected that an accelerator pedal has been released.09-11-2008
20080221766Braking/Driving Force Controller of Vehicle - In a braking/driving force control apparatus, a vehicle target braking/driving force and a vehicle target yaw moment through the control of braking/driving forces of wheels are calculated, and when the target braking/driving force and the target yaw moment cannot be achieved through the control of the braking/driving forces of the wheels, the vehicle target braking/driving force after the modification and the vehicle target yaw moment after the modification are calculated such that, within the range where the ratio of the vehicle target braking/driving force after the modification and the vehicle target yaw moment after the modification coincides with the ratio of the target braking/driving force and the target yaw moment, the vehicle braking/driving force and the vehicle yaw moment by the target braking/driving forces of the wheels take the greatest values.09-11-2008
20130144499METHOD FOR CONTROLLING A STARTING AID OF A MOTOR VEHICLE - The invention concerns a method for controlling a starting aid of a motor vehicle, in particular of a bus. The release of the starting aid takes place as follows: reduction of the braking pressure in accordance with a predetermined first gradient; simultaneous detection of the rotational direction of an output shaft of a transmission of the motor vehicle or of another component which rotates as a function of the rotational speed of the drive wheels; upon detection of a rotational-direction signal, which indicates forward travel of the motor vehicle, continuation of the reduction in the braking pressure in accordance with the predetermined first gradient and upon detection of another signal, continuation of the reduction of the braking pressure by way of a second gradient which is reduced in comparison with the first gradient or an increase in the braking pressure.06-06-2013
20130144498APPARATUS AND METHOD FOR CONTROLLING EMERGENCY BRAKING BASED ON CONDITION INFORMATION OF A VEHICLE - An apparatus for controlling emergency braking based on condition information of a vehicle includes an obstacle detection unit configured to detect an obstacle located on a road in front of the vehicle, information collection unit configured to collect the condition information of the vehicle through a vehicle network, controller configured to control the emergency braking of the vehicle upon analyzing the condition information collected by the information collection unit upon detection of the obstacle by the obstacle detection unit to determine whether the emergency braking is reliable, and an alarm unit configured to generate an alarm according to a control of the controller.06-06-2013
20130173128Driving Behavior Feedback Interface - One or more embodiments of the present application may provide a system and method for monitoring driver inputs and vehicle parameters, assessing a driver's braking deceleration behavior, and providing short-term and/or long-term feedback to the driver relating to the driver's braking deceleration behavior. The braking deceleration behavior feedback can be used to coach future braking deceleration behavior that may translate into better long-term driving habits, which in turn may lead to improvements in fuel economy or vehicle range. Moreover, the braking deceleration behavior feedback can be adapted to a driver based upon how responsive the driver is to the feedback.07-04-2013
20130173129DRIVING BEHAVIOR FEEDBACK INTERFACE - One or more embodiments of the present application may provide a system and method for monitoring driver inputs and vehicle parameters, assessing a driver's cruising speed behavior, and providing short-term and/or long-term feedback to the driver relating to the driver's cruising speed behavior. The cruising speed behavior feedback can be used to coach future cruising speed behavior that may translate into better long-term driving habits, which in turn may lead to improvements in fuel economy or vehicle range. Moreover, the cruising speed behavior feedback can be adapted to a driver based upon how responsive the driver is to the feedback.07-04-2013
20130173127BRAKING FORCE CONTROL APPARATUS FOR VEHICLE - A braking force control apparatus for a vehicle estimates the friction coefficient μ of a road surface as the state of the road surface on which the vehicle travels, and determines an ideal braking force μW by making use of the estimated road surface friction coefficient μ. When μ is equal to or greater than a predetermined friction coefficient μ07-04-2013
20080215222Braking System - A braking system including a brake, a brake actuator which is operable to apply a force to the brake to effect braking, an automatic braking controller, and a manually operable brake actuator control device, the brake actuator control device including a manually operable control part which is movable between a release position and an apply position and which is adapted such that movement of the control part by a user from the release position to the apply position causes the brake actuator to apply the brake and movement of the control part by a user from the apply position to the release position causes the brake actuator to release the brake, the brake actuator control device being characterised in that it further includes a control actuator which engages with the control part and which is adapted to effect movement of the control part from the release position to the apply position on receipt of an appropriate signal from the automatic braking controller.09-04-2008
20110270501VEHICLE CONTROLLING SYSTEM - A vehicle controlling system includes an engine serving as a power source of a vehicle; an electric storage device; an assist device that assists an operation of a driver by consuming power from the electric storage device so as to operate a running device that changes the running condition of the vehicle; and a starting device that consumes power from the electric storage device so as to start the engine, wherein the starting device automatically starts the engine based upon a physical quantity concerning the engine, and the start of the engine is inhibited while the assist device operates the running device, when the execution of an inertial running in which the engine is stopped to allow the vehicle to run with inertia.11-03-2011
20110270500Method for Supporting a Brake System in Case of Reduced Effectiveness of the Vehicle Brake System - Disclosed is a method for increasing the braking effect in a motor vehicle having a hydraulic brake system. An energy supply unit, which is used to increase the brake pressure in at least one wheel brake, is switched on when the brake pressure adjusted by the driver in a master brake cylinder exceeds a first activation threshold value, which is determined depending on a detected vehicle deceleration, and the energy supply unit is switched off when the brake pressure reaches a predetermined bottom threshold value at a specific instant. According to the method, within an interval beginning at that specific instant, it is checked whether the brake pressure (p11-03-2011
20130138317METHOD OF MANAGING PARKING BRAKING IN A BRAKING SYSTEM FOR A VEHICLE FITTED WITH ELECTRIC BRAKES - The invention relates to a method of managing parking braking in a braking system for a vehicle fitted with at least one electric brake including at least one electric actuator having a pusher actuated by an electric motor for selectively applying a force against friction elements of the brake, the method comprising the steps of: 05-30-2013
20130090824METHOD AND APPARATUS FOR CONTROLLING A BRAKE SYSTEM FOR A MOTOR VEHICLE HAVING A BRAKE DEVICE - A method is provided for controlling a brake system of a motor vehicle having a brake device (04-11-2013
20130090827METHOD AND DEVICE FOR CONTROLLING AN ELECTRICALLY ACTUABLE BRAKE AND AN ELECTRONIC BRAKE SYSTEM - A method for controlling an electrically actuated brake including determining an actuator clamping force actual value (F04-11-2013
20130090826VIBRATION-RESTRAINING CONTROL APPARATUS FOR VEHICLE - Predetermined weights are assigned, in accordance with a traveling state, to a first correction toque to suppress a sprung vibration of the vehicle in accordance with a wheel speed, and a second correction toque to suppress the sprung vibration of the vehicle in accordance with a driving/braking torque. With this configuration, it becomes possible to calculate the vibration suppressing torque corresponding to the traveling state.04-11-2013
20130090825LANE-CHANGE ASSISTANCE SYSTEM OF VEHICLE AND LANE-CHANGE ASSISTANCE METHOD THEREOF - Disclosed herein are a lane-change assistance system of a vehicle and a lane-change assistance method thereof. The lane change assistance system includes a wheel speed sensor to detect a wheel speed of the vehicle, a steering angle sensor to detect a steering angle of the vehicle, and a micro controller unit to calculate, using the wheel speed and the steering angle, a desired yaw rate value required to allow the vehicle to return to an original lane when attempting to move the vehicle to an adjacent lane, but another vehicle in the adjacent lane threatens the corresponding vehicle, to compare the desired yaw rate value with a preset threshold value, and to assist a lane change manoeuvre of the vehicle based on the comparison result.04-11-2013
20130090823MODEL BASED METHOD TO ASSESS ROAD CURVATURE EFFECT ON TRAVEL TIME AND COMFORT FOR ROUTE PLANNING - Methods and systems for assessing the effect of road curvature on the travel time and the comfort level of a path determined by a ground based route planning system. The methods and systems identify a path and determine an allowable speed profile of the path, wherein the allowable speed profile satisfies a cross track acceleration constraint. Thereafter, the methods and systems determine an optimal speed profile of the path, wherein the optimal speed profile satisfies both an along track acceleration constraint and a speed constraint. Using the optimal speed profile, the road curvature of a path may be factored into a determination of the traversal time of the path. Additionally, using the optimal speed profile, the road curvature of a path may be used to derive a comfort level of the path. The optimal speed profile may be further used to provide driver assistance.04-11-2013
20130090820ELECTRONIC CONTROL UNIT CONFIGURATION TOOL - A tool for configuring a replacement electronic control unit for a vehicle is provided. The tool includes a computer storage medium having a computer program encoded thereon which may be stored on an electronic module or installed on a computing device that connects to a communications bus in the vehicle. The program includes code for accessing a first memory associated with an original electronic control unit for the vehicle, retrieving a configuration for the original electronic control unit from the first memory, associating the configuration with a vehicle identification number associated with the vehicle in a second memory remote from the vehicle and downloading the configuration from the second memory to a third memory associated with the replacement electronic control unit for the vehicle.04-11-2013
20130090821EFFICIENCY SCORE TRACKER FOR VEHICLE OPERATIONS - Implementing efficiency score tracking for vehicle operations includes identifying an operator of a vehicle. At each time increment of a driving event, the efficiency score tracking includes determining mileage accrual and energy consumed, calculating an efficiency value as a function of the mileage accrual and the amount of energy consumed, assigning a point value to the efficiency value, adding the point value to previous point values assigned during the driving event, and displaying a sum of the point value and the previous point values to the operator. The sum reflects a cumulative number of points assigned for a corresponding time increment and any previous time increments of the driving event. The efficiency score tracking also includes presenting a total point value reflecting a sum of all of the point values assigned to the operator of the vehicle for all of the time increments associated with the driving event.04-11-2013
20130090822SYSTEM AND METHOD FOR OPTIMAL DECELERATION OF A VEHICLE USING REGENERATIVE BRAKING - A regenerative braking system for a vehicle. The system includes at least one detecting device or sensor, and an electronic control unit having a processor and a computer readable medium. The sensor detects information about at least one target object located ahead of the vehicle. The electronic control unit is in electronic communication with the sensor to receive the information about the at least one target object and stores instructions that, when executed by the processor, cause the processor to: receive information about a velocity of the vehicle, determine a velocity of the at least one target object based on the information from the at least one detection device, determine a maximum deceleration of the vehicle that can be reached by the regenerative braking system without applying physical brakes of the vehicle, and determine an optimal braking point to begin maximum regenerative braking.04-11-2013
20130096795ELECTRONICALLY CONTROLLABLE BRAKE BOOSTER - Disclosed herein is an electronically controlled brake booster. The electronically controlled brake booster includes a brake pedal sensor to detect a stroke of a brake pedal, a motor to transmit power required to generate a braking pressure, a cylinder pressure sensor to detect an internal pressure of a cylinder generated via the motor, and an electronic control unit to control driving of the motor. The electronic control unit includes a target pressure setting element to set a target pressure using the detected brake pedal stroke information and a proportional-integral controller to perform proportional-integral compensation of an error between the target pressure and the pressure of the cylinder. The electronic control unit further includes a proportional-integral gain adjustor to adjust at least one of a proportional gain and an integral gain of the proportional-integral controller using the cylinder pressure information detected via the cylinder pressure sensor.04-18-2013
20130096796ELECTRONIC PARKING BRAKE SYSTEM AND CONTROL METHOD THEREOF - Disclosed are an electronic parking brake system and a control method thereof. An aspect is to protect an electronic parking brake system by judging whether it enters a control mode based on results of monitoring a peripheral temperature of the electronic parking brake system and a motor temperature after operation. The electronic parking brake system includes a locking/unlocking switch to lock or unlock an electronic parking brake, a motor to drive the electronic parking brake, a temperature sensor to measure a peripheral temperature around the motor, and a controller that limits a locking function of the electronic parking brake when the repetition number of locking/unlocking operations of the electronic parking brake is zero for a predetermined short time under assumption that the temperature sensor breaks down, so as to prevent occurrence of breakdown due to overload and overheating of the motor.04-18-2013
20130103277OPERATING METHOD FOR A MOTOR VEHICLE COMPRISING IN PARTICULAR AN ELECTRONICALLY CONTROLLED PARKING BRAKE SYSTEM - An operating method for a motor vehicle including an electronically controlled motor vehicle brake system, having an automated brake release function. A start-up request is determined electronically in an automated manner and subsequently at least one electronic command is transmitted to a parking brake actuating mechanism in order to release the brake, and the electronic unit EPB−ESC−ECU is networked with communication partners, for example, electronic units, sensors and/or data-bus systems in order to exchange signals and/or data with these communication partners, and including an electronic routine for providing software, configuring and/or calibrating the motor vehicle brake system. For improved operation, in a more flexible configuration routine, the routine for providing software, configuring and/or calibrating the motor vehicle brake system is embodied in a multi-level manner, and subsequent to the vehicle being produced the motor vehicle brake system includes at least self-learning properties in terms of an automated configuration routine.04-25-2013
20130103278LEFT-RIGHT WHEEL DRIVE FORCE DISTRIBUTION CONTROL APPARATUS FOR A VEHICLE - Upon determining than an over-steered state exits, a feedback control coefficient for a rear wheel total drive force is set to 0 and a feedback control coefficient for a rear wheel drive force difference is also set to 0 to impose a two-wheel drive state. As a result, it is possible to avoid a turn cruising instability caused by cruising in four-wheel drive in an over-steered state. Upon determining that an under-steered state exists, the feedback control coefficients are set such that four-wheel drive is allowed but a drive force difference is not set between the left and right rear wheels. As a result, when the under-steered state exists, excellent traction can be enjoyed by operating in four-wheel drive and the phenomenon of riding up a canted road surface due to a drive force difference set between the left and right rear wheels can be avoided.04-25-2013
20130103276METHOD AND APPARATUS FOR EVALUATING DECELERATION OF A VEHICLE - In accordance with the present inventive concept, there is provided a method for evaluating deceleration of a vehicle. The method comprises: measuring a deceleration of the vehicle during a first time interval, estimating a speed of the vehicle at a first time instant in a second time interval, which is different from the first time interval, based on the measured deceleration, measuring a speed of the vehicle at the first time instant, comparing the estimated speed to the measured speed, and generating a signal based on the comparison. There is also provided an apparatus for evaluating deceleration of a vehicle.04-25-2013
20130179048SYSTEM AND METHOD FOR REDUCING A PENALTY PERIOD FOR A VEHICLE - A system is provided for reducing a penalty period for a vehicle. The vehicle includes a braking system that switches into an application state upon commencement of the penalty period. The braking system includes a fluid carrying brake pipe which connects a first powered unit and a remote powered unit. The system includes a sensor positioned within the vehicle, which measures a parameter related to the operation of the braking system. A control processor is positioned within the first powered unit, and is coupled to the sensor. Subsequent to the commencement of the penalty period, the control processor monitors the measured parameter and switches the braking system from the application state into a release state to reduce the penalty period, based on the measured parameter falling within a predetermined safety range.07-11-2013
20130179047INTERSECTION COLLISION AVOIDANCE WITH ADAPTABLE VEHICLE DIMENSIONS - A method for avoiding a collision between a host vehicle and a target vehicle defines the intersection of their trajectories as the potential collision zone. The method calculates the distance to be traversed and the time required for the target vehicle to reach the collision zone and to clear it. The method then incorporates the possible cases when the target vehicle may be towing a trailer, and uses an adjusted value for the length of the target vehicle for further calculations in such cases. Further, the deceleration required by the host vehicle to allow the target vehicle to pass safely under a ‘brake to pass’ condition is calculated. The method then evaluates a break threat number based on this deceleration value and provides warning signals to the occupant of the host vehicle, to apply the brakes immediately or after a certain time, based on the break threat number value.07-11-2013
20130124061SYSTEM AND METHOD FOR DETERMINING A SPEED OF A VEHICLE - A method for determining a speed of a vehicle, is provided. The method includes determining if at least one object is sensed by at least one sensor of the vehicle. In the case that at least one object is sensed by the at least one sensor, the method includes determining if the at least one sensed object is locationally fixed by means of data determined by at least one optical camera of the vehicle. In the case that it is determined that the at least one sensed object is locationally fixed, the method includes determining a speed of the at least one sensed object relative to the vehicle by means of data determined by the at least one sensor and classifying the determined speed as individual speed of the vehicle.05-16-2013
20130124060HYDRAULIC BRAKING SYSTEM CONTROL IN AUTOMOTIVE VEHICLES - A hydraulic braking system for a vehicle incorporating a vehicle dynamics control system (VDCS) includes an electromechanically actuated brake master cylinder that hydraulic braking system detects a reduction in the brake pressure of the wheel brake device, caused due to intervention of the VDCS in the braking operation, and moves a piston of the brake master cylinder in a direction opposite to an actuating direction. This causes an additional flow of the brake fluid from a reservoir to one or more pressure chambers of the brake master cylinder, thus, avoiding the piston from reaching a stop condition, and hence, avoiding an inadequacy in the volume of the brake fluid available in the pressure chambers of the brake master cylinder.05-16-2013
20130124059Electric Stability Control System And Device For Controlling Sway Stability Of A Caravan Or Trailer And The Like - A system for substantially minimising sway of a towed vehicle, fitted with electric brakes, hitched to a towing vehicle, the system including an electric stability control (ESC) device adapted for mounting to a portion of the towed vehicle, the ESC device being operably connected to the electric brakes by cable means, the ESC including a sway detecting means for measuring lateral acceleration of the towed vehicle; an actuator means for activating the electric brakes of the towed vehicle, the actuator means being operatively connected to the sway detecting means whereby the sway detecting means activates the actuator means to apply a voltage to the brakes for a period of time when the sway detecting means detects a predetermined lateral acceleration of the towed vehicle relative to the towing vehicle. The system can also be used for controlling dangerous sway and instability of a towed vehicle.05-16-2013
20130124058TRAILER HOLD ASSIST DURING STANDSTILL - A vehicle comprises a speed-sensing device outputting a signal indicating a velocity of the vehicle, a brake system outputting a signal for indicating when the brake system is being commanded to a brake torque providing state, and a trailer brake controller coupled to the speed-sensing device and the brake system. The trailer brake controller utilizes the signal of the speed-sensing device to determine when the vehicle is in a zero-velocity state and utilizes the signal of the brake system to determine when the brake system is being commanded to the brake torque providing state. The trailer brake controller transitions a brake-actuating output signal thereof from a speed-dependent zero-velocity output signal value to a trailer hold zero-velocity output signal value greater than the speed-dependent zero-velocity output signal value when it is determined that the brake system is in the brake torque providing state while the vehicle is in the zero-velocity state.05-16-2013
20130131946Reduced Energy Vacuum Pump Control - A method is provided that includes determining a state of a vehicle ignition switch; determining a state of the vehicle, wherein the vehicle state including at least one of whether the vehicle is in a torque producing mode, whether the vehicle is moving, and whether the vehicle brake system is engaged; and, controlling the vacuum pump in response to the vehicle state and the ignition switch state.05-23-2013
20130131945VEHICULAR CONTROL APPARATUS AND VEHICULAR CONTROL METHOD - An electronic control unit performs driving force reduction control to reduce the driving force of a driving wheel of the vehicle. Then, if an accelerator pedal is operated after the lapse of a predetermined time since detection of an obstacle that may collide with a vehicle, the electronic control unit brakes the driving wheel as driving force reduction control.05-23-2013
20130131947Vehicle Motion Control Device - A vehicle motion control device includes curve shape acquisition means for acquiring a shape of a curve present in front of a currently traveling vehicle, vehicle position acquisition means for acquiring a position of the vehicle, and vehicle motion control arithmetic means for computing, on the basis of the shape of the curve and the position of the vehicle, a command value relating to longitudinal acceleration to be caused to the vehicle. During a time interval from before the vehicle reaches a near end of the curve, until the vehicle has approached the curve and traveled to a site having a constant or maximum curvature of the curve, the vehicle motion control arithmetic means computes a plurality of different negative longitudinal acceleration command values. Thus, even when there is no lateral motion, the vehicle motion control device accelerates/decelerates the vehicle while improving a driver's feeling of slowdown.05-23-2013
20110276244METHOD FOR SECURING THE OPERATION OF AN AUTOMOBILE PROVIDED WITH HILL START ASSIST, AND SUCH AN AUTOMOBILE - Following an automobile start command, at least one condition is examined before a hill start assist is executed and if the condition is fulfilled, the execution of the hill start assist is prevented.11-10-2011
20110276242METHOD AND SYSTEM FOR ASSESSING VEHICLE MOVEMENT - Methods and systems are provided for assessing movement of a vehicle having a plurality of wheels. A plurality of wheel direction values are obtained. Each of the wheel direction values pertains to a direction of wheel rotation of a respective wheel. An average value of the wheel direction values is calculated. A direction of movement of the vehicle is obtained via a controller using the average value. In addition, a signed velocity is determined for and indicative of both forward and reverse motions using the wheel direction values.11-10-2011
20090099746Method for Controlling an Electric Parking Brake of a Utility Vehicle - A method is provided for controlling an electric parking brake of a utility vehicle, having a device including an electronic control unit and a manual control unit that communicates with the electronic control unit, and via which driver requests depending on the type of actuation of the manual control unit can be transmitted to the electronic control unit. The parking brake is applied following an action carried out by the driver of the utility vehicle, which action does not relate to the actuation of the manual control unit.04-16-2009
20110218722METHOD AND SYSTEM FOR ADAPTIVE ELECTRONIC DRIVEFORCE UNIT CONTROL - The present invention is a method and system for adaptive electronic driveforce unit control based on the weather. An automobile can include, for example a driveforce system. The driveforce system can include a driveforce unit, an acceleration input device, a memory, a speed sensor, and/or a weather detection system. The acceleration input device can generate acceleration input data. The driveforce unit can generate an output based on the corresponding acceleration input data from a driveforce curve in a driveforce map. The driveforce map can be stored in the memory. The speed sensor can detect speed data indicating a speed and/or acceleration of the automobile. The weather detection system includes a moisture detection system detecting moisture data, a temperature sensor detecting temperature data, and a windshield wiper detection system detecting windshield wiper data. The processor adjusts the driveforce curve in the driveforce map based on the weather data.09-08-2011
20080201050Gap indicator for the changing of lanes by a motor vehicle on a multilane road - The gap indicator includes a surround sensor system for recording the traffic surround field including the traffic in at least one adjacent lane, an identification device for determining gaps in the traffic sufficient for a lane change, and a dialog device for the output of detailed driving instructions to the driver of the host motor vehicle.08-21-2008
20080201049Vehicle Brake System Having A Pump - Disclosed is a vehicle brake system having a pump and a prechamber, from which the pump can extract a fluid by suction, and having a switching valve, by means of which fluid can optionally be fed to the prechamber. A bypass valve connected in parallel with the switching valve is switched as a function of the pressure difference between the ambient pressure and the prechamber pressure.08-21-2008
20100286885Method for controlling an engine braking device of an internal combustion engine and an internal combustion engine for a motor vehicle - In a method for controlling an engine braking device of an internal combustion engine of a motor vehicle during an up-shift process of a transmission device connected to the internal combustion engine which includes a first cylinder bank and a second cylinder bank, an engine braking device acting on individual cylinder banks, a fuel supply device acting on individual cylinder banks and a shiftable transmission device, which comprises shiftable gearwheels and an input shaft which can be coupled to a crankshaft of the internal combustion engine by means of a clutch are provided and used during up-shifting to manipulate braking and powering up the cylinder banks and disengaging and up-shifting the transmission for a fast and smooth gear change operations.11-11-2010
20100286884VEHICLE SYSTEM - A vehicle system comprises: a detector for detecting the position and direction of a vehicle during its displacement; a database of mapping information; a database of gradient information; a display for presenting mapping information relevant to said vehicle's position and its anticipated displacement path; said display being configured to indicate the option of freewheeling; and a controller which, dependent upon the measured speed of said vehicle and predetermined gradient information for said anticipated displacement path, derives a signal indicative of the extent of freewheeling if said freewheeling option is taken.11-11-2010
20100286882METHODS AND SYSTEMS FOR CONTROLLING BRAKING IN VEHICLES - A method for controlling braking in a vehicle having a brake pedal includes the steps of calculating an intended amount of brake torque corresponding to a braking request made via application of the brake pedal, applying the intended amount of brake torque if a pre-determined condition pertaining to the vehicle is satisfied, and applying a filtered amount of brake torque if the pre-determined condition is not satisfied.11-11-2010
20100286881BRAKE WEAR CONTROL SYSTEM - A system, apparatus and method provide a means for managing wear of brake friction material such that even friction material wear is experienced between brakes. The available friction material of each brake is monitored to determine an amount of wear. Based on the amount of wear, a braking force applied by each brake may be varied to ensure even wear between brakes.11-11-2010
20100286880AUTOBRAKE AND DECEL CONTROL BUILT-IN TEST EQUIPMENT - A system, apparatus and method provide a means for testing operation of a vehicle brake system. More particularly, a brake controller for controlling operation of the brake system includes a signal generator that can generate data indicative of wheel speed. Based on a user command, the controller uses either actual wheel speed data or simulated wheel speed data as inputs for controlling brake operation. The controller also includes logic for exercising various braking functions so as to enable maintenance personal to determine operational systems of the brake system.11-11-2010
20130151102BRAKE SIGNAL CONTROLLING SYSTEM FOR VEHICLE AND METHOD THEREOF - A brake signal controlling system for a vehicle includes a brake pedal, a master cylinder, a stop lamp to show the operation of a brake to another vehicle, and an ESC system for vehicle stability. The brake signal controlling system may also include a control unit controlling the ESC system, a wake-up unit to selectively operate the ESC system, a pressure sensor to receive the information on pressure of the master cylinder, a plurality of sensors to transmit the information of a travel situation to the ESC system, and a lamp turn-on relay connected to the ESC system and selectively turning on the stop lamp. A method of controlling a brake signal is also described.06-13-2013
20130151103METHOD FOR BRAKE REGENERATION - A method for controlling brakes acting through frictional connection, in particular for a vehicle having an energy conversion device which is configured to convert movement energy into storable energy during a braking operation, is provided. The method comprises sensing a runtime value which has elapsed since a last operation of the brake and comparing with a time constant, sensing a braking operation with a braking force and comparing with a predetermined braking force value, and, if the braking force exceeds the predetermined braking force value and the runtime value is longer than the time constant, initiating a brake regeneration during which on a first axle a first braking force component is increased and a second braking force component on a second axle is reduced, so that a sum of the braking force components reaches the braking force.06-13-2013
20130151104BRAKING-DRIVING FORCE CONTROL DEVICE OF VEHICLE - When a vehicle travels, due to an input from a road surface to the front wheels and rear wheels of the vehicle, unsprung vertical accelerations are generated in unsprung portions of the vehicle. An electronic control unit detects such unsprung vertical accelerations. The electronic control unit calculates a front-back force generated at each of the wheels by use of the detected unsprung vertical acceleration, and estimates a front-back vibration generated in each of the wheels. The electronic control unit calculates a front-back vibration suppressing force for absorbing the front-back vibration by use of the detected unsprung vertical acceleration. The electronic control unit subtracts the calculated front-back vibration suppressing force from the calculated front-back force, and operates the in-wheel motors via an inverter, while controlling the output torques of the in-wheel motors. Thus, the front-back vibrations of the unsprung portions of the vehicle can be suppressed.06-13-2013
20130151101ELECTRONIC BRAKE SYSTEM CONTROLS ADAPTATION BASED UPON BRAKE COMPONENT CONDITION - A method of operating a brake system comprises determining a predicted braking effectiveness for a plurality of vehicle braking operations and determining an actual braking effectiveness for the plurality of vehicle braking operations. The predicted braking effectiveness is compared to the actual braking effectiveness. An adjustment factor for the brake system is determined based upon the comparison and the brake system response is adjusted based on the determined adjustment factor.06-13-2013
20100292903DEVICE FOR CONTROLLING THE DRIVING DYNAMICS OF A VEHICLE - A device for controlling the driving dynamics of a vehicle, including at least one steering-angle sensor, one yaw-rate sensor, one acceleration sensor for measuring at least the transverse acceleration of the vehicle, as well as evaluation electronics for evaluating the signals supplied by the sensors, and for influencing a brake system and/or a drive of the vehicle as a function of the signals. According to the system, the steering-angle sensor, the yaw-rate sensor and the acceleration sensor are combined into one shared subassembly.11-18-2010
20090118956Method for supporting a brake system in case of reduced effectiveness - Disclosed is a method for increasing the braking effect in a motor vehicle with a hydraulic brake system. In the method, in case of a reduced effectiveness of the brake system, a brake pressure in at least one wheel brake is increased by switching on an energy supply unit. A check is made whether a brake pressure (p05-07-2009
20100299039Method and device of calculating aircraft braking friction and other relating landing performance parameters based on the data received from aircraft's on board flight data management system - This invention relates to a method and apparatus for the calculation of aircraft braking friction and other relating landing parameters, including but not limited to aircraft braking action, aircraft takeoff distance, aircraft landing distance, runway surface conditions and runway surface friction based on the data collected by and available in the aircraft Flight Data Recorder (FDR) or other flight data management system, for example, the Quick Access Recorder (QAR), to provide all involved personnel in the ground operations of an airport and airline operations, including but not limited to aircraft pilots, airline operation officers and airline managers as well as airport operators, managers and maintenance crews, with the most accurate and most recent information on the true aircraft landing performance parameters to help better and more accurate safety and economical decision making.11-25-2010
20100299038Method and device of calculating aircraft braking friction and other relating landing performance parameters based on the data received from aircraft's on board flight data management system - This invention relates to a method and apparatus for the calculation of aircraft braking friction and other relating landing parameters, including but not limited to aircraft braking action, aircraft takeoff distance, aircraft landing distance, runway surface conditions and runway surface friction based on the data collected by and available in the aircraft Flight Data Recorder (FDR) or other flight data management system, for example, the Quick Access Recorder (QAR), to provide all involved personnel in the ground operations of an airport and airline operations, including but not limited to aircraft pilots, airline operation officers and airline managers as well as airport operators, managers and maintenance crews, with the most accurate and most recent information on the true aircraft landing performance parameters to help better and more accurate safety and economical decision making.11-25-2010
20120259526ROLL ANGLE ESTIMATION DEVICE AND TRANSPORT EQUIPMENT - A Kalman filter in a roll angle estimation device estimates a roll angle of a vehicle body, a vehicle speed, a roll angular velocity sensor offset, a yaw angular velocity sensor offset, and a vertical acceleration sensor offset on the basis of detected values of a roll angular velocity sensor, a yaw angular velocity sensor, a vertical acceleration sensor, a longitudinal acceleration sensor, a lateral acceleration sensor, and a rear-wheel speed sensor, and also on the basis of estimated values of the roll angle, the vehicle speed, the roll angular velocity sensor offset, the yaw angular velocity sensor offset, and the vertical acceleration sensor offset obtained in a previous estimation operation.10-11-2012
20100318272METHOD OF CONTROLLING A BRAKING SYSTEM - A method of controlling a braking system of a vehicle, aimed at preventing the rear axle of the vehicle from lifting under braking. More particularly, a method for controlling a braking system (12-16-2010
20130158827Mining Truck And Regenerative Braking Strategy Therefor - Operating a trolley assist-capable mining truck having a regenerative braking mechanism and a friction braking mechanism includes receiving data indicative of a change in demand in an electrical power grid for regenerated electrical power from the mining truck, and commanding braking the mining truck such that application of the retarding torque is allocated to the regenerative braking mechanism in a manner responsive to the data. A mining truck and methodology relating to harvesting electrical power regenerated via application of retarding torque is also disclosed.06-20-2013
20120283927Emergency Brake Assistant for Automatically Decelerating a Vehicle to Prevent a Collision or Reduce the Consequences of a Collision - The invention relates to an emergency brake assistant for automatically decelerating a vehicle to prevent a collision or reduce the consequences of a collision with a detected collision object, at a determined intervention point in time, a brake system of the vehicle being automatically activated such that a collision with the detected collision object can be prevented or at least the consequences of the collision can be reduced. The invention is characterized in that the intervention point in time can be determined as a function of the end point in time of a determined driver reaction time and of the determined last-possible braking point in time.11-08-2012
20120283926BRAKING DEVICE AND BRAKING METHOD - An operation quantity detector detects an operation quantity. Hydraulic passage systems provide connection between hydraulic chambers of a tandem type master cylinder and wheel cylinders. A hydraulic pressure source in the hydraulic passages can pressurize the hydraulic passages based on the operation quantity. Cutoff valves each is installed in each of the hydraulic passages, between the master cylinder and the hydraulic pressure source. The hydraulic pressure detectors detect hydraulic pressures of the hydraulic passages. In the opening command state, a first mutual diagnosis based on the hydraulic pressures and the operation quantity and a second mutual diagnosis based on the hydraulic pressures are performed. In the closing command state, the first and second mutual diagnoses are performed. A failure is detected in the cutoff valves and the hydraulic pressure detecting units based on results of the first and second mutual diagnoses in the opening closing command states.11-08-2012
20120283925Method for Signaling a Brake Process at a Trailer Vehicle, Control Device for this Purpose and Dynamo System, Trailer Vehicle Brake System and Trailer Vehicle with Said Control Device - The invention relates to a method for signalling a braking process at a trailer vehicle (11-08-2012
20120283924Method and System to Control Electronic Throttle Sensitivity - An electronic throttle control system for a motorized vehicle includes a sensor providing a signal corresponding to a relative position of an accelerator pedal between an undepressed position and a fully depressed position at a first predetermined time interval. A memory device is provided for storing a plurality of provided signals. A controller is provided for averaging a predetermined number of provided signals and sending the averaged signal to the motor at a second predetermined time interval for modulating operating speed of the motor. Upon the memory device storing the predetermined number of provided signals, provided signals are discarded from the memory device on a first in, first out basis.11-08-2012
20120283923MOTION CONTROL APPARATUS FOR VEHICLE - A vehicle motion control device providing good trace performance with a simple configuration for performing a rollover prevention control involving suppressing rollover of a vehicle by applying a braking force to a front wheel located on the radially outer of the turning locus and a rear wheel located on the radially outer of the turning locus, comprises a braking control unit configured to restrict the application of the braking force to the front wheel located on the radially outer of the turning locus until a predetermined limit time elapses since the application of the braking force to the rear wheel located on the radially outer of the turning locus is started when the braking force is applied to the front wheel located on the radially outer of the turning locus and the rear wheel located on the radially outer of the turning locus as the rollover prevention control.11-08-2012
20130158826BRAKING SYSTEM AND METHOD FOR A TOWED VEHICLE - A braking assistance system for a vehicle towed by a towing vehicle. The braking assistance system includes at least one sensor configured to be coupled to the towed vehicle and to detect information about at the towed vehicle and the towing vehicle, and an electronic control unit having a processor. The electronic control unit is in electronic communication with the sensor to receive information about the towed vehicle and the towing vehicle. The processor is configured to determine an electrical connection between the towing vehicle and the towed vehicle, determine a deceleration of the towed vehicle and the towing vehicle based on the information from the at least one sensor, identify a brake assist situation, and initiate a brake control operation to control braking of the towed vehicle during the brake assist situation.06-20-2013
20130184954RETAINING FUNCTION FOR A MOTOR VEHICLE - A method and a brake system, in which method a vehicle having a service brake and a parking brake is held by autonomous brake actuation, wherein in a first step, an actuation of the service brake is performed, and in the event of a predefined condition being met, a transfer from the service brake to the parking brake takes place. According to an aspect of the invention, during the transfer, both an actuation of the parking brake and also an additional actuation of the service brake takes place.07-18-2013
20110295479VEHICLE ENGINE CONTROLLER - If it is determined that a brake pedal is pressed while an accelerator pedal is pressed, accelerator position limit control for bringing an accelerator position for engine control to a limit value corresponding to vehicle speed is performed, thereby securing safety at the time when both of the accelerator pedal and the brake pedal are pressed. If it is determined that the accelerator pedal is pressed after the brake pedal is pressed, the accelerator position limit control is prohibited, thereby responding to driver's intention to accelerate. If it is determined that the pressing of the brake pedal is cancelled during execution of the accelerator position limit control, accelerator position recovery control for returning the accelerator position for the engine control to an actual accelerator position is performed, thereby recovering normal running corresponding to the driver's intention to accelerate.12-01-2011
20090292433METHOD AND SYSTEM OF DETERMINING EFFECTIVENESS OF AN AIRCRAFT BRAKING SYSTEM ON AN AIRCRAFT DURING AN AIRCRAFT LANDING - A method of determining effectiveness of an aircraft braking system on an aircraft during an aircraft landing including generating a scalar deceleration value when a predefined braking event occurs that corresponds to effectiveness of a braking system associated with an aircraft landing operation during occurrence of a predefined braking event on an aircraft; and disseminating the generated scalar deceleration value to downstream users. A system includes a data collection module adapted to collect data relating to braking data associated with each of an associated plurality of segments of deceleration of the aircraft during a predefined braking event; a calculation module adapted to generate a scalar deceleration value based on data obtained; and a communication module in signal communication with the calculation module and with at least one downstream user of the system adapted to communicate the scalar deceleration value to at least one downstream user.11-26-2009
20130190999Method and device for communicating true runway braking performance using data from the flight data management systems of landed aircraft - A method and apparatus for calculating a standardized value for the actual runway braking coefficient of friction of one or more arriving aircraft using data from each aircraft's flight data recorder or flight data management system, standardizing the calculated information to provide redundancy and to make it usable by subsequently arriving aircraft, and reporting the calculated standardized value information to individuals and agencies including air traffic control, airport operations and maintenance, and aircraft pilots and ground crews; and A method and apparatus for calculating the actual runway braking coefficient of friction of an aircraft using data from the aircraft's flight data recorder or flight data management system, transmitting the data in real-time to an off-aircraft high-power computing system, calculating off-aircraft the landing aircraft's actual runway braking coefficient of friction, and reporting the calculated information to individuals and agencies including air traffic control, airport operations and maintenance, and aircraft pilots and ground crews.07-25-2013
20130191000STABILIZATION OF A VEHICLE COMBINATION - A method and device for stabilizing a vehicle combination consisting of a tractor vehicle and a trailer are provided. The method includes determining a current traffic state in the environment of the tractor vehicle, determining a current driving state of the vehicle combination, and determining, based on the current traffic state and the current driving state, a value indicating a current probability for the vehicle combination having to carry out a braking maneuver and/or evasive maneuver that results in a critical driving state of the vehicle combination on a road section lying directly ahead. A braking intervention is automatically triggered, by which wheel brakes of the trailer are activated to stabilize the vehicle combination if the value is equal to or greater than a predetermined probability limit value.07-25-2013
20130191001USER INTERFACE CONTROLLED BY ENVIRONMENTAL CUES - A method comprises receiving a signal containing an environmental cue; correlating the environmental cue to a user interface control element; and generating a user interface control command based on the environmental cue. A device may be controlled by receiving a visual image, processing the image to identify a visual cue, correlating the visual cue with a user interface control, and controlling the device using the user interface control. The visual image may be received from a camera that is part of an automobile, and the user interface control may include a control for a radio to tune to a radio station; a speed control for controlling a speed of the automobile corresponding to a speed sign visual cue; or a navigation system control for controlling a navigation system based on traffic signs. Other variations include an apparatus and computer-readable media including instructions for performing the methods.07-25-2013
20130191002DRIVE ASSIST SYSTEM AND DRIVE ASSIST METHOD - A drive assist system includes: an acceleration change pattern setting portion that sets an acceleration change pattern of a vehicle that is a pattern of change in acceleration of the vehicle that occurs while the vehicle travels on a road; and a drive plan generating portion that generates a drive plan for the vehicle based on the acceleration change pattern set by the acceleration change pattern setting portion. The drive assist system generates a drive plan satisfying three conditions, namely, a kinetic model of the vehicle, a passing point of each corner, and an acceleration change pattern, using a solution to two-point boundary-value problems.07-25-2013
20120004819METHOD AND DEVICE FOR PROVIDING BRAKING ASSISTANCE IN A MOTOR VEHICLE AFTER AN INITIAL COLLISION - A method and system for providing braking assistance in a motor vehicle after an initial collision involves detecting an initial collision, pre-charging a brake system, detecting an intent to brake on the part of a driver, and providing assistance to a braking process by means of a braking assistance system on the basis of the detection of the initial collision and the detection of intent to brake on the part of the driver.01-05-2012
20120022759VEHICLE BRAKING ASSIST DEVICE AND VEHICLE BRAKING ASSIST METHOD - A vehicle braking assist device for a host vehicle includes a risk potential computing part that computes a risk potential of the host vehicle with respect to an obstacle in the travelling direction of the host vehicle, an accelerator operation state sensor that detects the operation state of an accelerator, and a braking force application device that applies a first braking force on the host vehicle when the risk potential is higher than a predetermined first threshold and the detected operation state of the accelerator indicates that the accelerator is not being operated, and that applies a second braking force on the host vehicle irrespective of the operation state of the accelerator when the risk potential is higher than a predetermined second threshold, the risk potential represented by the second threshold being higher than the risk potential represented by the first threshold.01-26-2012
20120029782BEHAVIOR CONTROL DEVICE FOR A COMBINATION VEHICLE - There is provided a behavior control device for the prevention of a jackknife phenomenon of a combination vehicle including a tractor and a trailer pivotably coupled with the tractor, taking into account that the relative pivoting action of the trailer and tractor varies according to the magnitudes of a vehicle speed or a deceleration. The inventive behavior control device comprises a braking-driving force control portion which controls a braking-driving force of the tractor or the trailer to reduce a difference between a yaw rate of the tractor and a yaw rate of the trailer and a judgment portion which judges whether or not a braking-driving force control of the tractor or the trailer by the braking-driving force control portion is necessary; wherein the judgment portion changes based on a vehicle speed or a deceleration of the vehicle the judgment of whether or not the braking-driving force control is necessary.02-02-2012
20120029781LOW RANGE DRIVE RATIO TRANSFER CHANGEOVER ANTI-ROLLBACK SYSTEM AND METHOD - A vehicle anti-rollback system and method can be incorporated into a vehicle that includes a pair of front wheels, a pair of rear wheels, a power unit, and a transmission connecting the power unit to at least one wheel of the front and rear wheels. The transmission can include a plurality of forward drive ratios and at least one reverse drive ratio and a two speed final drive ratio transmission configured to select between a high range drive ratio and a low range drive ratio when the transmission is in one of the plurality of forward drive ratios. A controller can be provided that senses a vehicle rollback condition. When the rollback condition is detected, the controller can decrease torque distributed from the power unit of the vehicle to the at least one wheel, and can actuate a brake. While the vehicle is braked and torque transfer is reduced, the controller can execute drive ratio changeover in a stable manner from the high range drive ratio to the low range drive ratio.02-02-2012
20130197771BRAKE CONTROL APPARATUS - In a brake control apparatus for generating a brake hydraulic pressure using an electric motor, in order to restrain changes in vehicle deceleration with respect to an operation amount of a brake pedal when a hydraulic pressure sensor is abnormal, a controller (08-01-2013
20120296539DRIVER ASSISTANCE SYSTEM - A system and method of assisting a driver of a vehicle by providing driver and vehicle feedback control signals is disclosed herein. The system and method includes receiving location data of the vehicle from a GPS unit, receiving the location data of the vehicle and retrieving navigation characteristics relevant to the location data using a processing circuit, generating a most probable future path for the vehicle and determining a location of at least one navigation characteristic with respect to the most probable future path and the vehicle, generating vehicle data at least one vehicle sensor, and transmitting a control signal to a vehicle control area network to warn the driver of an upcoming navigation characteristic on the most probable path.11-22-2012
20120046843Method for Maintaining a Driver-Independent Braking Intervention after a Collision - In a method for maintaining a driver-independent braking intervention in a motor vehicle after a collision accelerator operation by the driver is detected; it is ascertained whether an engine torque influence via the accelerator can in fact be carried out; and when it is ascertained that the engine torque influence cannot be carried out, the driver-independent braking intervention is not broken off.02-23-2012
20080300762REGENERATIVE BRAKING WITH HILL DESCENT CONTROL - An automotive hill descent control includes a friction-braking subsystem and a non-friction braking subsystem with engine-based braking and regenerative braking. The regenerative and engine-based braking systems may be controlled according to the position of a manual switch, as well as inversely proportionally to the slope upon which a vehicle is being operated, and according to the speed of the vehicle.12-04-2008
20130204501METHOD OF CONTROLLING A BRAKE SYSTEM FOR A VEHICLE - A method of controlling a brake system for a vehicle. A foundation brake may be applied to provide a foundation brake torque. Vehicle speed data, vehicle inclination data, and foundation brake pressure data may be obtained. A foundation brake torque profile may be determined that includes a set of vehicle speed values, a set of foundation brake pressure values, and a set of foundation brake torque values.08-08-2013
20130204502Method for Controlling a Motor Vehicle Brake System - A method in which open- or closed-loop control of a motor vehicle brake system is carried out having friction brakes on the wheels of at least one axle, wherein the brake pressure generating means for the wheels of at least one axle are in a direct operative connection to the brake pedal, and at least one electrical machine is in an operative connection to at least one axle which can be used by applying an electrically regenerative braking torque for converting kinetic energy into electrical energy. In order to raise the efficiency level of the recuperation, the regenerative deceleration is increased even in the case of an unchanged brake pedal position and/or brake pedal force, and a motor vehicle brake system which is open-loop or closed-loop controlled.08-08-2013
20120065859ROLLOVER SUPPRESSION CONTROL APPARATUS AND ROLLOVER SUPPRESSION CONTROL METHOD - A rollover suppression control apparatus and method are provided. The apparatus includes a rollover state value detection unit which detects a rollover state value indicating that a vehicle is under rollover tendency, a braking force applying unit which performs a rollover suppression control of applying braking force to a wheel of the vehicle to suppress the rollover thereof when the detected rollover state value is greater than the control threshold value, a understeer state detection unit which detects whether a traveling state of the vehicle is a understeer state or a non-understeer state, and a setting unit which sets a first control threshold value as the control threshold value when the traveling state is detected as the non-understeer state, and which sets a second control threshold value greater than the first control threshold value as the control threshold value when the traveling state is detected as the understeer state.03-15-2012
20120072088Method for Adjusting Braking Parameters of a Train to Account for Train Characteristic Parameter Variations - A method of adjusting one or more of braking parameters used in a braking function to control braking of a train includes determining an adjustment factor based on a joint stopping distance probability distribution, the joint stopping distance probability distribution representing the composite effect on stopping distance of a plurality of predetermined train characteristic parameters, each of the predetermined train characteristic parameters being variable, and applying the adjustment factor to each of the one or more of braking parameters. Also, a method of adjusting braking parameters that includes determining an adjustment factor based on a nominal value, a worst case limit value and a best case limit value of each of a plurality of predetermined train characteristic parameters, each of the predetermined train characteristic parameters being variable, and applying the adjustment factor to each of the one or more of braking parameters.03-22-2012
20100070149Trailer Electronic Braking System - A trailer electronic braking system is provided for a road train having a tractor and a plurality of trailers. The braking system includes a braking ECU on each trailer and a communication interface being provided so that the braking ECU on a first trailer and the braking ECU on a second trailer are able to communicate with one another. In use, the respective braking ECU on the first and second trailer receive an input from a respective sensor on the first and second trailer adapted to detect lateral acceleration and/or wheel speed. In the event that one of the sensors detects lateral acceleration and/or a wheel speed indicative of a loss of stability, the sensor generates a signal for actuating stability control, which signal is passed via the communication interface to the braking ECU on the other trailer, so that the other trailer can actuate stability control.03-18-2010
20120095660Method For Correctly Carrying Out Autonomous Emergency Braking In A Road Vehicle - The invention proposes a method for correctly carrying out autonomous emergency braking in a road vehicle (1) in order to reduce the severity of an accident, the speed of the vehicle being determined during the autonomous emergency braking. According to the method, a determination of speed which is independent of the wheel rotational speeds of the vehicle is additionally used. By this means, the vehicle speed can be determined sufficiently accurately even in the cases in which, as a result of sharp autonomous braking, the vehicle speed is higher than the wheel rotational speeds.04-19-2012
20130211688DRIVING ASSISTANCE DEVICE - An object of the driving assistance device is to provide a driving assistance device capable of preventing the driver from experiencing discomfort. The driving assistance device includes a target deceleration pattern generating unit that generates a target deceleration pattern for deceleration driving and a start position determining unit that determines a deceleration start point where the deceleration driving starts on the basis of the target deceleration pattern. The target deceleration pattern unit generates the target deceleration pattern including a first deceleration pattern in which deceleration in a section from a predetermined position to a target stop position is set and a second deceleration pattern in which deceleration in a section to the predetermined position is set. The deceleration in the first deceleration pattern is more than the deceleration in the second deceleration pattern.08-15-2013
20130211683METHOD OF CONTROLLING A BRAKE SYSTEM OF A VEHICLE - A method of controlling a brake system of a vehicle. The method may include determining whether an environmental brake pad wear condition is detected that may be indicative of wear of a friction material of a brake pad assembly due to an environmental contaminant.08-15-2013
20130211684METHOD, REGULATING AND CONTROL APPLIANCE, AND PARKING BRAKE COMPRISING SUCH A REGULATING AND CONTROL APPLIANCE, FOR ADJUSTING A CLAMPING FORCE EXERTED BY A PARKING BRAKE - In a method for adjusting the clamping force exerted by a parking brake, which force is applied by an electric-motor braking apparatus that encompasses an electric braking motor and power-supply and control units, and as necessary by an additional braking apparatus, an equivalent resistance is ascertained from a measurement of current and voltage and is used as the basis for calculating the maximum generatable clamping force.08-15-2013
20130211685METHOD FOR OPERATING A BRAKE SYSTEM, BRAKE SYSTEMS IN WHICH THE METHOD IS CARRIED OUT AND MOTOR VEHICLES COMPRISING SAID BRAKE SYSTEMS - A method for the operation of a brake system having two brake circuits, with a recuperative brake, in particular an electrical generator, a master brake cylinder and a brake pedal simultaneously achieve optimized use of the regenerative braking and a constant braking experience for the driver with the highest safety requirements. When there is a braking demand by the driver with an associated desired braking torque and a first condition is met, at least one outlet valve is opened and brake fluid is conducted with an associated volume of brake fluid into at least one reservoir and the at least one outlet valve is then closed if a second condition is met. The first condition is met if a braking variable corresponding to the braking demand is not less than a specified minimum value. The second condition is met if the volume of brake fluid has flowed into the reservoirs.08-15-2013
20130211686VEHICULAR DRIVE CONTROL APPARATUS - A vehicular drive control apparatus provided with pulse-driving and gliding means 08-15-2013
20130211687Method for Operating a Brake Assist Device and Brake Assist Device for a Vehicle - A method for operating a brake assist device for a vehicle and a brake assist system for carrying out the method involve effecting an assist function, in the absence of driver action, in a plurality of escalation stages on the basis of a distance of the vehicle from an object located in front of the vehicle. A warning indication is generated as an assist function and/or a braking process of the vehicle is initiated automatically. A road on which the vehicle is being driven is classified, and the execution of the assist function is permitted or prevented on the basis of the classification.08-15-2013