B60W2050/0297

CONTROL DEVICE FOR VEHICLE DRIVE DEVICE
20210269032 · 2021-09-02 · ·

A controller for a vehicle drive device includes an engagement control part controlling an engagement state of a first engagement device based on an engagement control instruction; a hydraulic pressure information obtaining part obtaining hydraulic pressure information indicating first hydraulic pressure supplied to the first engagement device; an acceleration information obtaining part obtaining acceleration information indicating vehicle acceleration; and a determining part determining a state of the first engagement device, and when an input rotational speed is greater than zero, a state of a transmission is a drive transmission state in which drive power is transmitted, the engagement control instruction is a disengagement instruction brining the first engagement device into a disengaged state, the first hydraulic pressure is greater than a first threshold value, and the acceleration has a negative value smaller than a second threshold value, the determining part determines the first engagement device state is an engagement abnormality.

SYSTEMS AND METHODS FOR MANAGING ELECTRIC MOTOR TORQUES IN A HYBRID ELECTRIC VEHICLE

Methods and systems are provided for propelling a hybrid electric vehicle under circumstances where a torque degradation event associated with an electric machine that is used for propulsive effort is indicated. In one example, a method may include propelling the vehicle at least in part via a first electric machine that provides torque to front wheels and/or via a second electric machine that provides torque to rear wheels of the vehicle, and continuing to propel the vehicle via adjusting operation of both the first and the second electric machine in response to an indication of a torque degradation event associated with one of the electric machines. In this way, a vehicle shutdown event may be avoided.

POWER CONTROL SYSTEM AND METHOD FOR MODEL VEHICLES
20210269011 · 2021-09-02 · ·

An enhanced hybrid battery elimination circuit, power control system, and method for R/C vehicles is provided. The system may include a power input from a vehicle battery and a converted power output to vehicle electronics. The system may also include an enhanced hybrid battery elimination circuit (BEC) electrically coupled to the power input and providing the converted power output and including a linear regulator and a switching regulator connected in parallel to the linear regulator between the power input and the converted power output. The enhanced hybrid BEC further includes a linear electrical decoupler provided between the linear regulator and the converted power output and a switching electrical decoupler provided between the switching regulator and the converted power output. Wherein the switching regulator and the linear regulator are either electrically coupled or decoupled from the output power and/or the input power based upon a monitored voltage level.

VEHICLE CONTROL SYSTEM AND VEHICLE CONTROL METHOD

A vehicle control system includes a first actuator that is configured to perform at least any of driving, braking, or steering of a host vehicle, a first controller that is configured to perform traveling control of the host vehicle by controlling the first actuator, a second actuator that is configured to perform at least any of driving, braking, or steering of the host vehicle, a second controller that is configured to perform traveling control of the host vehicle by controlling the second actuator, and a communication line that is interposed between the first controller and the second controller. The first controller is configured to determine whether an operating state of the first actuator satisfies a predetermined condition, and limit, in a case where it is determined that the operating state of the first actuator satisfies the predetermined condition, control of the first actuator as compared to a case where it is determined that the predetermined condition is not satisfied, and transmits a predetermined signal to the second controller through the communication line, and in a case where the predetermined signal is received from the first controller through the communication line, the second controller performs traveling control of the host vehicle in place of at least a portion of a function of the first controller by controlling the second actuator.

METHOD FOR REGULATING THE MOVEMENT OF A VEHICLE IN AN AUTOMATED DRIVING OPERATION AND DEVICE FOR CARRYING OUT THE METHOD
20210107520 · 2021-04-15 ·

Vehicle movement in an automatic driving operation is regulated in an automatic driving operation, which is switchable between a regular operating mode and an emergency operating mode when a functional impairment of a main control device is established. In the regular operating mode, the regular desired trajectory, the emergency operation desired trajectory, and the lane course of a driving lane driven along by the vehicle are continuously determined in a coordinate system, fixed to the vehicle, of the main control device. The determined emergency operation desired trajectory and the determined lane course are supplied to the ancillary control device and stored there. In the emergency operating mode, the lane course of the driving lane driven along by the vehicle is determined in a coordinate system, fixed to the vehicle, of the ancillary control device. In the emergency operating mode, based on the lane course stored in the ancillary control device and the lane course stored in the ancillary control device, an angle error between the coordinate systems of the main control device and the ancillary control device is determined and its influence on the regulation carried out by the ancillary control device is compensated for.

AUTONOMOUS DRIVING ASSISTANCE SYSTEM AND OPERATION METHOD THEREFOR

Provided is an autonomous driving assistance system for vehicles that has redundancy without posing any problem in diversity. The autonomous driving assistance system includes: a sensor configured to acquire surroundings information; a downstream device including an actuator configured to control a vehicle; and a driving assistance device configured to calculate a control amount for the downstream device on the basis of the surroundings information. The downstream device further includes a diagnosis unit configured to: perform comparison between at least two control amounts that include the control amount calculated in the driving assistance device and a control amount calculated in the downstream device on the basis of the surroundings information; and determine, if the control amounts are equal to each other, that the control amounts are normal, and determine, if the control amounts are different from each other, that the control amounts are abnormal.

METHOD, DEVICE, AND SYSTEM FOR INFLUENCING AT LEAST ONE DRIVER ASSISTANCE SYSTEM OF A MOTOR VEHICLE
20210129851 · 2021-05-06 ·

The present disclosure relates to a method for controlling at least one drive assistance system of a motor vehicle, a device for carrying out the steps of this method and a system including such a device. The disclosure also relates to a motor vehicle including such a device or such a system.

Driving control apparatus for a vehicle
10940857 · 2021-03-09 · ·

A driving control apparatus for a vehicle is disclosed. The driving control apparatus includes: an object detection device configured to detect objects in the vicinity of the vehicle and generate information on the objects; a sensing unit configured to detect a state of the vehicle and generate vehicle state information; and a processor configured to: based on the vehicle state information and the information on the objects, generate information on collision with a first object out of the objects, and based on the information on the collision, generate a control signal for at least one of steering, partial braking, and partial driving of the vehicle and provide the generated control signal so as to control operation of the vehicle after the collision through at least one of a steering control action, a partial braking control action, and a partial driving control action.

Processing device and vehicle control system

The purpose of the present invention is to provide a system such that functions of a vehicle control system can be quickly reconfigured. The present invention is a processing device connected to at least one processing device, wherein during a period in which the one processing device executes a control operation on the basis of a control program installed in the one processing device, the processing device acquires a substitute program for the control program. In another aspect, the present invention is an on-board control system equipped with multiple processing devices, wherein during a period in which one processing device among the multiple processing devices executes a control operation on the basis of a control program installed in the one processing device, another processing device acquires a substitute program for the program in the one processing device.

CONTROL SYSTEM FOR A MOTOR VEHICLE, MOTOR VEHICLE, METHOD FOR CONTROLLING A MOTOR VEHICLE, COMPUTER PROGRAM PRODUCT AND COMPUTER-READABLE MEDIUM

A control system for a motor vehicle, including a first control unit for controlling a first function of the motor vehicle, a second control unit for controlling a second function of the motor vehicle and a backup control unit. To ensure the proper execution of functions controlled of a motor vehicle controlled with the aid of control units even in the case of a defective control unit with preferably little additional effort, the backup control unit is configurable depending on the input of an error signal of the first or second control unit such that an actuator corresponding to the defective control unit is controllable with the aid of the backup control unit. A first backup power electronic module is assigned to the first actuator, and a second backup power electronic module is assigned to the second actuator.