A braking force control device includes a target acceleration calculation unit that calculates a first target acceleration based on an acquired operation amount of an accelerator pedal, a powertrain capability acquisition unit that acquires a braking force that is generable by a powertrain, and an instruction unit that instructs generation of braking forces in the powertrain and a brake. The instruction unit is configured to, when a first braking force for achieving the first target acceleration is equal to or less than the braking force that is generable by the powertrain, instruct a controller of the powertrain to generate the first braking force, and when the first braking force is larger than the braking force that is generable by the powertrain, instruct the controller of the powertrain to generate the braking force that is generable by the powertrain.

A regenerative braking system for a vehicle includes a means 13 for storing details of one or more deceleration profiles for the vehicle; means for comparing 13, arranged to compare a current braking manoeuvre with the or a selected stored deceleration profile which generates an output signal, during the manoeuvre, representative of any deviation of the deceleration profile of the current braking manoeuvre from the ideal deceleration profile with which it is compared. This output can be used to drive a display 14 to provide feedback to a driver as to the efficiency of a braking manoeuvre. Multiple ideal deceleration profiles may be stored and the system arranged to compare a current braking manoeuvre with the most relevant stored profile. Profiles may be stored in association with spatial, temporal and/or environmental information.

A system and method control an automobile by decelerating the automobile at a first deceleration using a braking mechanism in response to detecting that a parking brake switch is turned on, a second deceleration which is smaller than the first deceleration, in response to not detecting that the parking brake switch is turned on and determining that the driver is incapacitated, and a third deceleration which is smaller than the first deceleration, in response to determining that an SOS switch is turned on, detecting that the parking brake switch is changed from on to off, and not determining that the driver is incapacitated.

The present disclosure relates generally to a vehicle safety system. The vehicle safety system may include operational sensors sensing operational characteristics of a vehicle, environmental sensors sensing environmental characteristics of an environment external to the vehicle, and one or more processors. The operational and environmental sensors may output operational and environmental data based on the operational and environmental characteristics that are sensed by the respective sensors. The processors may examine the operational and environmental data to determine whether the vehicle is in a safe state for an onboard operator of the vehicle to exit the vehicle while avoiding the vehicle rolling away from a stationary state. The processors may examine the operational and environmental data to determine whether the vehicle is not in the safe state and may generate one or more notifications to the operator in response to determining that the vehicle is not in the safe state.

An object is to improve mountability of a brake system to a straddle-type vehicle while considering safety.

In a brake system, a mechanism portion includes a friction applying device which brakes a wheel of a straddle-type vehicle with a frictional force corresponding to a movement of an operator, an operator movement sensor which detects the movement of the operator, and an actuator which is unitized with the friction applying device. During normal braking, a control unit controls an output of the actuator based on a detection result of the operator movement sensor to change the frictional force applied to the wheel by the friction applying device. Further, when the actuator is in a non-energized state, the friction applying device applies a frictional force to the wheel.

A method for operating a motor vehicle, in which an active manipulation of the yaw angle of the motor vehicle is performed, in that, on a left wheel and on a right wheel of at least one axle of the motor vehicle, an uneven torque distribution is set. In order to give the driver better control of the torque distribution to the wheels of the motor vehicle, an actuation of an operator control unit of the motor vehicle is detected; the uneven torque distribution is set in a manner dependent on the detected actuation; the uneven torque distribution is maintained only as long as the actuation of the operator control unit is detected.

A vehicle control device includes: an obstacle recognizing unit; a state recognizing unit; an operation detecting unit; a braking force control unit that performs automated brake control of outputting a braking force by operating a brake device in a case in which a relation between the obstacle recognized and the vehicle satisfies a predetermined condition; and a stopping control unit that causes the braking force control unit to stop the automated brake control in a case in which a driving operation of a predetermined level or more using the operator is detected from a time that is a predetermined time before start of the automated brake control to a time at which the automated brake control starts, wherein the stopping control unit does not perform the stopping of the automated brake control in a case in which the state of the driver is recognized as a predetermined state.

A braking control device for a vehicle is provided, which includes an operating amount detecting part configured to detect an operating amount of a brake pedal, a reaction-force giving part configured to generate a reaction force of the brake pedal, a braking-force generating part configured to generate a braking force for wheels, and an ECU electrically connected with them and configured to control the reaction-force giving part and the braking-force generating part, and set a braking characteristic in which the reaction force according to a stepping force of the brake pedal and a deceleration of the vehicle have a logarithmic relationship, and when the reaction force is above a given reaction force. The ECU controls the braking-force generating part based on the braking characteristic while making the deceleration for the reaction force higher than the logarithmic relationship.

A method for preventing drowsy driving in consideration of an alertness of the driver is disclosed. A method for preventing drowsy driving according to an exemplary embodiment of the present disclosure includes determining an alertness level of a driver based on monitoring information from at least one monitoring unit equipped in a vehicle, determining a stimulus corresponding to at least one of a plurality of stimulation units, based on the determined alertness level, and operating at least one stimulation unit corresponding to the stimulus. A stimulus to be delivered to the driver is determined by a machine learning or deep learning technology using an artificial neural network which has been trained to output a stimulus suitable to improve an alertness of the driver depending on the identity and the state of the driver. According to the present disclosure, an optimal stimulus in accordance with the identity of the driver and the state of the driver is delivered to the driver so that a drowsy driving prevention effect can be improved.

Systems and methods are disclosed for adjusting autonomous vehicle driving behavior. A controller of the autonomous vehicle may utilize an aggression factor to adjust control of the autonomous vehicle. The autonomous vehicle may detect one or more characteristics of proximate vehicles, analyze the one or more characteristics to estimate an aggression level of the proximate vehicles, and adjust the aggression factor based on the estimated aggression level.