Abstract: An information processing device for a vehicle, the information processing device including one or more processors configured to execute acquiring vehicle driving force, acquiring inertial resistance with respect to motion of the vehicle, acquiring position coordinates of a point where the vehicle is situated, acquiring gradient resistance at the point where the vehicle is situated, calculating traveling resistance by subtracting the inertial resistance and the gradient resistance from the vehicle driving force, and externally transmitting, from the vehicle, data including the positional coordinates, and the traveling resistance calculated based on the vehicle driving force at the positional coordinates, the inertial resistance, and the gradient resistance, as collected data.

Abstract: A motion manager for a vehicle, includes one or more processors configured to: receive motion requests from a plurality of applications, one or more of the applications being travel applications for controlling at least one of an acceleration of the vehicle or a steering angle of the vehicle, and another one or more of the applications being human-machine interface (HMI) applications for implementing transfer of information from the vehicle to an occupant; perform arbitration of the motion requests that have been received; when the motion requests have been received from the HMI applications, calculate the instruction information based on a different type arbitration result obtained by arbitrating the motion requests from the HMI applications and the result of the arbitration of the motion requests from the travel applications; and output the calculated instruction information to a control device for the actuator.

Abstract: An urging member configured to urge a rotation part from a linear motion part side toward a transmission mechanism side is disposed between the linear motion part and the transmission mechanism in a rotational axis direction of the rotation part, and the urging member includes a first engaging part engaged with the rotation part and a second engaging part engaged with the housing on the transmission mechanism side than the first engaging part.

Abstract: To a first electronic control unit, three or more sensors excluding one predetermined sensor are connected. To a second electronic control unit, two sensors, which include one common sensor, of the three or more sensors, are connected. When the first electronic control unit does not determine that a sensor in a normal state is present among the three or more sensors, and the second electronic control unit determines that both of the two sensors are in the normal state, the electronic control unit controls the brake circuit based on the operation amount detected by at least one of the predetermined sensor or the common sensor.

Abstract: An electric braking device includes a lever member to which a reaction force of a pressing load of a friction member is input via a rotation part, the lever member extending to an outer side of a projection region that is a region obtained by projecting a linear motion conversion mechanism in a rotational axis direction of the rotation part, and a load sensor configured to detect the reaction force input to the lever member by abutting on a portion of the lever member extending to the outer side of the projection region.

Abstract: An electric braking device includes an electric cylinder unit. The electric cylinder unit includes electric cylinder devices, a housing, and a circuit board accommodated in a board case. The electric cylinder devices are supported by the housing so as to be removable from the housing by being moved relative to the housing in a first X-axis direction. Electric motors of the electric cylinder devices are provided with male connectors, and the board case is provided with female connectors. Fitting between the male connector and the female connector is released by moving the male connector relative to the female connector in the first X-axis direction.

Abstract: A vehicle control device to be applied to a vehicle including parking brakes provided in association with right and left wheels and configured to be driven to bring the wheels into a non-rotatable state includes a processor. The processor is configured to acquire abnormality occurrence information on each of the right and left parking brakes. The processor is configured to, when an abnormality condition that a drive command is output to each of the parking brakes and one of the parking brakes has an abnormality is satisfied, control a device other than the parking brakes in the vehicle to suppress rotation of the wheel provided with the parking brake having the abnormality.

Abstract: An electric braking device is an electric braking device in which a rotary motion of a rotation part is converted into a linear motion of a linear motion part, the electric braking device including a sleeve, and an urging part configured to urge a load sensor toward a caliper to which the sleeve is fixed, where the sleeve includes a rotation lock part configured to guide the linear motion of the linear motion part while preventing rotation of the linear motion part accompanying rotation of the rotation part, and a support part configured to support the urging part

Abstract: A motion manager for a vehicle includes one or more processors. The one or more processors are configured to: receive acceleration request values from a plurality of applications and driver assistance levels associated with the respective acceleration request values; select the highest driver assistance level of the driver assistance levels received; select the smallest acceleration request value of the acceleration request values associated with the selected driver assistance level; output a specified value according to the selected acceleration request value to an actuator of the vehicle; and stop the output of the specified value under a condition according to the selected driver assistance level.

Abstract: A vehicle includes vehicle devices configured to adjust a lateral movement amount of the vehicle, and a steering wheel lock mechanism. The vehicle devices include a front-wheel steering device and a remaining device that is a device other than the front-wheel steering device. When there is an anomaly in the front-wheel steering device, a vehicle control device switches a state of the steering wheel lock mechanism from a deactivated state to an activated state. The control device adjusts the amount of lateral movement of the vehicle by activating the remaining device when rotation of the steering wheel is disabled.

Abstract: A braking control device executes pre-stop braking control to adjust a braking force when a vehicle stops. The pre-stop braking control includes reduction control that reduces the braking force, and increase control that is executed before the reduction control is started, to increase the braking force. An increasing unit executes the increase control, and a reducing unit executes the reduction control. A calculation unit calculates a braking distance extended by the reduction control, as an extended distance, and calculates a braking distance shortened by the increase control, as a shortened distance. The calculation unit calculates the extended distance to become longer when an operation amount of a braking operation member operated by a driver is reduced during braking than when the operation amount is not reduced. When a difference between the extended distance and the shortened distance is less than a determination value, the reducing unit starts the reduction control.

Abstract: A vehicle trouble handling system 100 includes a trouble detection unit M11 that detects occurrence of trouble relating to travelling of a vehicle 10 in the vehicle 10, a trouble information transmission unit M13 that acquires trouble information relating to the trouble detected by the trouble detection unit M11, a countermeasure generation unit M15 that generates a countermeasure corresponding to the trouble detected by the trouble detection unit M11 on the basis of the trouble information acquired by the trouble information transmission unit M13, and a countermeasure implementation unit M17 that implements processing corresponding to the countermeasure generated by the countermeasure generation unit M15.

Abstract: A vehicle control device includes a command unit that generates a command value for an actuator and causes a vehicle to travel by outputting the command value to a control unit, a state quantity acquiring unit that acquires at least two values of a vehicle state quantity among a vehicle state quantity ideal value, a vehicle state quantity detection value, and a vehicle state quantity operation value, an event storage unit that stores multiple events that can occur when the vehicle on-board device is not functioning normally, an event acquiring unit that compares at least two values of the vehicle state quantity and acquires an event corresponding to a result of the comparison, and an anomaly determining unit that determines whether there is an anomaly in the vehicle on-board device by using a Bayesian network that includes, as a node, an occurrence probability of the event.

Abstract: A vehicle braking device includes: a first hydraulic pressure output unit that is connected to a master chamber through a first liquid passage and outputs hydraulic pressure to first wheel cylinders based on a hydraulic pressure of the first liquid passage; a hydraulic pressure generating unit that generates hydraulic pressure independently of a master cylinder; a second hydraulic pressure output unit that is connected to the hydraulic pressure generating unit through a second liquid passage and outputs hydraulic pressure to second wheel cylinders based on a hydraulic pressure of the second liquid passage; a normally closed communication control valve that is provided in a communication passage connecting the first liquid passage and the second liquid passage and opens and closes the communication passage; and a normally open master cut valve in the first liquid passage on the master cylinder side relative to a connection portion with the communication passage.

Abstract: An electric braking device includes a transmission mechanism that transmits rotation of a motor shaft member in an electric motor. The electric braking device includes an actuator section that applies a braking force to a wheel by pressing a friction member against a rotary body. The actuator section moves the friction member in response to rotation of the electric motor transmitted by the transmission mechanism. The electric braking device includes a rotation stop mechanism that stops rotation in a direction of reducing the braking force among rotational directions of the electric motor. The electric braking device includes a motor bracket 81 as a member to which the electric motor is attached. The rotation stop mechanism is further attached to the motor bracket.

Abstract: An electric brake device has: a housing that stores a load sensor and holds a rotational section of a linear motion conversion mechanism to be rotatable; and a case assembled to the housing. The case holds a transmission mechanism, which transmits rotary motion of an electric motor, to be rotatable, and the rotational section of the linear motion conversion mechanism mechanically meshes with the transmission mechanism. In such an electric brake device, a first terminal that has an annular shape and is arranged around a rotation axis of the rotational section of the linear motion conversion mechanism is installed on the load sensor, and a second terminal electrically connected to the first terminal by contact with the first terminal is installed in the case.

Abstract: Between a nut of a linear-motion converting mechanism that converts rotation of an electric motor into linear motion and a piston is interposed a connecting member that mediates transmission of pressing force between the nut and the piston. The nut is installed to be pivotable with respect to the connecting member, and the connecting member is installed to be radially movable with respect to the piston.

Abstract: An electric brake device includes an actuator section. The actuator section applies a braking force to a wheel according to rotation of an electric motor transmitted by a transmission mechanism. The electric brake device includes a circuit section that controls the actuator section. The electric brake device includes a rotation angle sensor configured by a detected section attached to a motor shaft member and a detecting section provided to the circuit section. The electric brake device includes a partition wall that defines a first space in which the transmission mechanism is arranged and a second space in which the circuit section is arranged. The partition wall is provided with a through-hole. The detected section is arranged in the through-hole.

Abstract: A vehicle which adopts a control device as a braking control device includes a sensor that acquires a rotation angle of a wheel. The control device includes a first distance calculation unit, a second distance calculation unit, and a braking control unit. The first distance calculation unit sets a braking force corresponding to a braking operation member operation amount as a reference braking force, estimates vehicle longitudinal acceleration based on the reference braking force, and calculates a braking force reference distance estimating a moving distance until the vehicle stops based on the longitudinal acceleration. The second distance calculation unit calculates a wheel reference distance estimating the vehicle moving distance based on a detection signal of the sensor and a wheel diameter. The braking control unit executes feedback control for controlling the vehicle braking force so that a difference between the braking force reference distance and the wheel reference distance decreases.

Abstract: A vehicle control system includes a brake mechanism and a first power source. The brake mechanism includes: a hydraulic brake provided for a vehicle wheel to suppress rotation of the wheel in accordance with a hydraulic pressure; a hydraulic pressure supply device including a high-pressure source that supplies a high hydraulic pressure, and first and second electromagnetic valves, to supply the hydraulic pressure to the hydraulic brake by controlling the first electromagnetic valve using the hydraulic pressure; and a control device that performs drive assist control by controlling the hydraulic pressure supply device. The first power source supplies power to the brake mechanism. The control device supplies a current to a solenoid of the first electromagnetic valve while suspending supply of a current to a solenoid of the second electromagnetic valve when a voltage of the first power source is lower than a set voltage during the drive assist control.