Abstract: A steer-by-wire system for a land vehicle, having a steering wheel, a feedback actuator, a detection device equipped to detect a driver's intention to enter the vehicle and/or a driver's intention to exit the vehicle, and an electronic control system, which, following detection of the intention to enter the vehicle and/or the intention to exit the vehicle controls the feedback actuator to hold the steering wheel in a predetermined rotational position by generating a holding torque. When an actuating torque which exceeds the holding torque is applied manually to the steering wheel and the steering wheel is rotated out of the predetermined rotational position, the electronic control system continuously approximates a turning angle of the predetermined rotational position to a turning angle of a current rotational position of the steering wheel using a specified time-based adjustment function based on a difference between the actuating torque and the holding torque.

Abstract: The disclosure relates generally to a method and apparatus for operating a steer-by-wire steering system for a motor vehicle and to a steer-by-wire steering system. An example method includes identifying a normal angle input for a road wheel angle of steerable wheels based on a steering command, identifying an adapted angle input characteristic curve for the road wheel angle based on the normal angle input overlaid with an overlay angle characteristic curve, communicating an actuating signal based on the adapted angle input characteristic curve to a road wheel actuator, detecting at least one operating parameter influenced by the road wheel actuator during the tracking of the road wheel angle of the steerable wheels, determining an updated friction value of the road wheel actuator based on the detected at least one operating parameter, and adjusting a current friction value of the road wheel actuator based on the updated friction value.

Abstract: The disclosure generally relates to a steer-by-wire steering system for vehicles and, more particularly to, methods and apparatus for the cooperative control of a steer-by-wire steering system. An example steer-by-wire (SBW) steering system for a vehicle includes machine readable instructions, and a control device to execute the machine readable instructions to determine a steering wheel angle of the steering wheel, cause a steering wheel actuator to apply a first feedback torque to the steering wheel based on the steering wheel angle and a target steering wheel angle, based on a user applied torque that is greater than the first feedback torque, cause the steering wheel actuator to apply a second feedback torque to the steering wheel based on the steering wheel angle, the target steering wheel angle, and the user applied torque, and cause the road wheel actuator to steer a vehicle based on the steering wheel angle.

Abstract: The disclosure relates generally to a method for operating a steer-by-wire steering system for a motor vehicle in accordance with a calibration mode, to a subassembly, and to a motor vehicle. An example method for operating a steer-by-wire steering system for a motor vehicle in accordance with a calibration mode includes applying an actuating signal to a steering wheel actuator to rotate a steering wheel at a predetermined constant speed, capturing an angle of rotation of the steering wheel during the rotation of the steering wheel at the predetermined constant speed, and determining a rotation-angle-dependent motor torque of an electric motor of the steering wheel actuator that produced the rotation of the steering wheel at the predetermined constant speed.

Abstract: The disclosure generally relates to an electrically powered motor vehicle and, more particularly to, methods and apparatus for operating an electrically powered motor vehicle. An example method for operation of a vehicle includes applying torque to a steering wheel of the vehicle while the vehicle is in a deactivated mode to generate electrical energy in an electric motor of the vehicle, and charging an energy storage device of the vehicle with the generated electrical energy.

Abstract: A disclosed example assembly to be installed in a powered motor vehicle, the assembly includes: a climate control system having a climate control circuit; and a steer-by-wire steering system having a road wheel actuator, wherein: a climate control medium circulates in the climate control circuit; the steer-by-wire steering system is coupled to the climate control system; and the climate control medium is applied at least indirectly to the road wheel actuator to cool and heat the road wheel actuator.

Abstract: This application relates generally to a procedure for operating a vehicle with an electronic steering system. A method for operating a vehicle with an electronic steering system includes controlling a road wheel actuator based on a detected steering wheel angle of a steering wheel operably coupled to a steering wheel actuator so that a steerable road wheel assumes a road wheel angle defined by the detected steering wheel angle in accordance with a transfer function, wherein the transfer function describes a dependence of the road wheel angle to the detected steering wheel angle, detecting a self-steering fault of the steering wheel actuator, and based on the detected self-steering fault estimating a steering wheel angle error, and triggering at least one compensatory measure, so that a road wheel angle error is at least reduced.

Abstract: Disclosed examples include detecting a limited operating condition in an electronic steering system of a vehicle, the vehicle including front axle steering and rear axle steering; determining which of the front axle steering or the rear axle steering is associated with the limited operating condition; activating an auxiliary steering system based on at least one of drive units or deceleration devices corresponding to the one of the front axle steering or the rear axle steering associated with the limited operating condition to implement lateral control of the vehicle based on torque control via different wheel-specific torques of the at least one of the drive units or the deceleration devices; measuring a steering angle of a road wheel via a sensor of the auxiliary steering system; and providing the measured steering angle to a control device of the auxiliary steering system.

Abstract: The disclosure relates in general to methods for operating a vehicle including an electronic steering system and to electronic steering systems for a vehicle. An example method for operating a vehicle including an electronic steering system includes determining an expected value, associated with a steering wheel parameter, comparing a detected steering wheel parameter with the expected value, and if the detected steering wheel parameter exceeds the expected value, triggering at least one compensation measure so that a change in a road wheel angle of a steerable road wheel of the vehicle towards a target road wheel angle is damped.

Abstract: An example electronic steering system for a vehicle includes a first inverter coupled to a first winding set of an electric motor, the first inverter to provide first power to the first winding set, a second inverter coupled to a second winding set of the electric motor, the second inverter to provide second power to the second winding set, and a third inverter including first power electronics coupled to the first winding set, the first power electronics to provide third power to the first winding set, second power electronics coupled to the second winding set, the second power electronics to provide fourth power to the second winding set, and a control device to cause the first power electronics to provide the third power and a portion of the first power to the first winding set after limited operating condition of the first inverter.

Abstract: Disclosed examples include a first feedback control device to control application of first feedback torque to a steering wheel via a first feedback channel; a second feedback control device independent of the first feedback control device, the second feedback control device to control application of second feedback torque to the steering wheel via a second feedback channel, the second feedback channel independent of the first feedback channel; and a third feedback control device independent of the first and second feedback control devices, the third feedback control device to control application of third feedback torque to the steering wheel via a third feedback channel, the third feedback channel independent of the first and second feedback channels, wherein ones of the first, second, and third feedback control devices are to control the application of corresponding ones of the first, second, and third feedback torques to the steering wheel.

Abstract: Disclosed examples include setting a coupling resistance between a road wheel actuator and a steerable road wheel of a vehicle at a first time by controlling an electrical damping device to increase an electrical resistance of an electric motor of the road wheel actuator; and changing the coupling resistance between the road wheel actuator and the steerable road wheel at a second time by controlling the electrical damping device to further increase the electrical resistance of the electric motor of the road wheel actuator.

Abstract: The disclosure generally relates to a method for operating a vehicle with an electronic steering system and to an electronic steering system. A method for operating a vehicle with an electronic steering system includes detecting a fault in at least one of a first steering system component or a second steering system component, determining a first range of a vehicle based on the fault in the at least one of the first steering system component or the second steering system component, determining adjusted range information of the vehicle based on a comparison of the first range with a battery range of the vehicle, and substituting the battery range of the vehicle in an output device of the vehicle with the adjusted range information.

Abstract: Electronic steering systems for vehicles are disclosed. An electronic steering system for a vehicle includes at least one rack having gear teeth, and a wheel sensor assembly configured to sense a movement or a position of the rack, wherein the wheel sensor assembly has a sensor gear meshed with the gear teeth of the rack and a sensor unit coupled to the sensor gear, wherein the sensor is to detect rotation of the sensor gear.

Abstract: A steer-by-wire system for a land vehicle, having a steering wheel, a feedback actuator, a detection device equipped to detect a driver's intention to enter the vehicle and/or a driver's intention to exit the vehicle, and an electronic control system, which, following detection of the intention to enter the vehicle and/or the intention to exit the vehicle controls the feedback actuator to hold the steering wheel in a predetermined rotational position by generating a holding torque. When an actuating torque which exceeds the holding torque is applied manually to the steering wheel and the steering wheel is rotated out of the predetermined rotational position, the electronic control system continuously approximates a turning angle of the predetermined rotational position to a turning angle of a current rotational position of the steering wheel using a specified time-based adjustment function based on a difference between the actuating torque and the holding torque.

Abstract: A steer-by-wire system for a land vehicle, having a steering wheel, a feedback actuator, a detection device equipped to detect a driver's intention to enter the vehicle and/or a driver's intention to exit the vehicle, and an electronic control system, which, following detection of the intention to enter the vehicle and/or the intention to exit the vehicle controls the feedback actuator to hold the steering wheel in a predetermined rotational position by generating a holding torque. When an actuating torque which exceeds the holding torque is applied manually to the steering wheel and the steering wheel is rotated out of the predetermined rotational position, the electronic control system continuously approximates a turning angle of the predetermined rotational position to a turning angle of a current rotational position of the steering wheel using a specified time-based adjustment function based on a difference between the actuating torque and the holding torque.

Abstract: Steer-by-wire steering systems for vehicles and related methods are described herein. An example steer-by-wire steering system includes a steering wheel angle sensor to detect a current steering wheel angle (?) of a steering wheel of the motor vehicle, a steering actuator to generate a variable steering torque on a steerable wheel of the motor vehicle, a steering angle sensor to detect a current steering angle (?) of the steerable wheel, and a steer-by-wire controller to process signals from the steering wheel angle sensor and the steering angle sensor and control the steering actuator based on the signals. The steer-by-wire controller is configured to vary a transmission ratio between a change in the steering wheel angle (?) and a change in the steering angle (?).

Abstract: A steer-by-wire system for a land vehicle, having a steering wheel, a feedback actuator, a detection device equipped to detect a driver's intention to enter the vehicle and/or a driver's intention to exit the vehicle, and an electronic control system, which, following detection of the intention to enter the vehicle and/or the intention to exit the vehicle controls the feedback actuator to hold the steering wheel in a predetermined rotational position by generating a holding torque. When an actuating torque which exceeds the holding torque is applied manually to the steering wheel and the steering wheel is rotated out of the predetermined rotational position, the electronic control system continuously approximates a turning angle of the predetermined rotational position to a turning angle of a current rotational position of the steering wheel using a specified time-based adjustment function based on a difference between the actuating torque and the holding torque.

Abstract: Steer-by-wire steering systems for vehicles and related methods are described herein. An example steer-by-wire steering system includes a steering wheel angle sensor to detect a current steering wheel angle (?) of a steering wheel of the motor vehicle, a steering actuator to generate a variable steering torque on a steerable wheel of the motor vehicle, a steering angle sensor to detect a current steering angle (?) of the steerable wheel, and a steer-by-wire controller to process signals from the steering wheel angle sensor and the steering angle sensor and control the steering actuator based on the signals. The steer-by-wire controller is configured to vary a transmission ratio between a change in the steering wheel angle (?) and a change in the steering angle (?).

Abstract: Steer-by-wire steering systems for vehicles and related methods are described herein. An example steer-by-wire steering system includes a steering wheel angle sensor to detect a current steering wheel angle (?) of a steering wheel of the motor vehicle, a steering actuator to generate a variable steering torque on a steerable wheel of the motor vehicle, a steering angle sensor to detect a current steering angle (?) of the steerable wheel, and a steer-by-wire controller to process signals from the steering wheel angle sensor and the steering angle sensor and control the steering actuator based on the signals. The steer-by-wire controller is configured to vary a transmission ratio between a change in the steering wheel angle (?) and a change in the steering angle (?).