B60T2220/04

Method for determining a maximum speed of a vehicle during a parking maneuver

A method for determining a maximum speed of a vehicle during a parking maneuver, in which at least one surroundings condition is detected with the aid of at least one sensor unit and supplied to a control unit as an input variable.

Pedal emulator for a motor vehicle

A pedal emulator (20, 100) is provided. The pedal emulator includes an emulator piston (28, 102) coupled to a damper (46, D1) that is contained within a housing (22, 104). The damper is surrounded by first (34, S1) and second (38, S2) springs that are carried by a lower spring seat (114), the lower spring seat being upwardly biased by a third spring (S3), for example a wave spring. The first and second springs and the third spring cooperate to provide a counter-force that is tailored to the desired feel of the pedal. First and second sensors measure travel (72, 74) and force in response to downward compression of the emulator piston, and the damper provides hysteresis upon return travel of the emulator piston. A method comprising: providing a brake pedal emulator (100) including an emulator piston (102), the emulator piston (102) being operatively coupled to a brake pedal, wherein the brake pedal emulator (100) is adapted to provide a first force response during a first portion of travel of the emulator piston (102) and a second force response during a second portion of travel of the emulator piston (102); detecting a sequence of actuations of the brake pedal using the brake pedal emulator (100) for conversion into a selected driver input command; and providing vibratory feedback to the brake pedal using a haptic actuator, the vibratory feedback being in response to the selection of a driver input command.

Vehicle control apparatus and method for controlling automated driving vehicle
11300961 · 2022-04-12 · ·

A vehicle control apparatus configured to control automated driving of a vehicle acquires information relating to a situation in a surrounding area of the vehicle, acquires, for each of a plurality of positions, a first value relating to a probability that an object that is present in the surrounding area will be present at a future point in time and a second value obtained based on travel data of a predetermined driver based on the information, and determines a path on which the vehicle is to move, by selecting positions at which the vehicle is to be present at a plurality of future points in time from the plurality of positions based on combinations of the first values and the second values.

Pedal value generator for a motor vehicle, pedal value generator arrangement and method for controlling a motor vehicle
11307605 · 2022-04-19 · ·

A pedal value generator 14 for a motor vehicle 30, a pedal value generator arrangement 10 and a method for controlling a motor vehicle 30 are described. A first pedal actuating surface 16 and, at a distance thereto, a second pedal actuating surface 18 are arranged on a cross member 20. A sensor arrangement 24 detects a torque M of the cross member 20 with respect to a torque axis X arranged between the first and second pedal actuating surfaces 16, 18 and for supplying an electrical actuation signal B1, B2 as a function of torque M. When an actuating force acts upon first pedal actuating surface 16 motor vehicle 30 can be accelerated and when an actuating force acts upon second pedal actuating surface 18 it can be decelerated.

Foldable brake pedal apparatus for autonomous driving vehicle

A foldable brake pedal apparatus for an autonomous driving vehicle is provided. In a manual driving mode in which a driver directly operates a vehicle, a lower end of a brake pedal is exposed to an interior of the vehicle to allow engagement of the brake pedal by a driver and, in an autonomous driving mode in which the driver does not directly drive the vehicle, the lower end of the brake pedal is pivoted and moved forward due to an operation of an actuator to switch to a concealed state in which an operation of the brake pedal is blocked.

POWERTRAIN TO FRICTION BRAKE STANDSTILL HANDOFF FOR ONE PEDAL DRIVE

A method for controlling a vehicle includes monitoring the vehicle speed for a first threshold in conjunction with a driver request for negative torque, after which the method comprises increasing a friction braking ratio. The method further comprises monitoring the speed of the vehicle for a second threshold, wherein the second threshold is lower than the first, after which the method comprises solely using the friction braking for braking holding torque.

ELECTRO-MECHANICAL BRAKE DEVICE AND METHOD OF CONTROLLING THE SAME
20220111824 · 2022-04-14 · ·

A method of controlling an electro-mechanical brake device, includes: switching a central electronic control unit (ECU) to an awake mode based on a wake-up signal; transmitting a signal such that a wheel ECU is switched from a sleep mode to the awake mode; when a braking input is detected, supplying a current to a motor mounted on an electro-mechanical brake (EMB) using current control to generate a braking force; when a parking braking force is less than a required braking force, controlling the wheel ECU to release the parking braking force and generate the required braking force, and when the parking braking force is greater than or equal to the required braking force, releasing the parking braking force and maintaining the braking force generated in a wheel; when the braking force reaches the required braking force or the braking force is maintained, switching the current control to position control.

Powertrain to friction brake standstill handoff for one pedal drive

A method for controlling a vehicle includes monitoring the vehicle speed for a first threshold in conjunction with a driver request for negative torque, after which the method comprises increasing a friction braking ratio. The method further comprises monitoring the speed of the vehicle for a second threshold, wherein the second threshold is lower than the first, after which the method comprises solely using the friction braking for braking holding torque.

DEVICE FOR DETERMINING ACCIDENT OF PERSONAL MOBILITY, SYSTEM INCLUDING THE SAME, AND METHOD FOR DETERMINING ACCIDENT OF PERSONAL MOBILITY
20220097716 · 2022-03-31 · ·

A device for determining an accident of personal mobility in real time, a system for rapidly identifying and coping with the accident, and a method for determining the accident of the personal mobility are provided. The device includes a sensor device that obtains at least one of an angle between the personal mobility and a ground, an amount of impact on the personal mobility, or a speed of the personal mobility, and a determination device that determines whether the accident of the personal mobility has occurred based on the at least one of the angle, the amount of impact, or the speed.

Device and method for determining at least one brake characteristic value of a hydraulic braking system of a vehicle

A device for a hydraulic braking system of a vehicle. The device includes a processing unit, which is programmed to determine at least one brake characteristic value of the hydraulic braking system, the processing unit being programmed to determine the at least one brake characteristic value as a vehicle axle-specific brake characteristic value, which in each case corresponds to a ratio between a brake pressure in all wheel brake cylinders assigned to a shared vehicle axle of the vehicle and a vehicle axle braking torque exerted on the shared vehicle axle with the aid of the wheel brake cylinders. A method for determining at least one brake characteristic value of a hydraulic braking system of a vehicle, and a method for decelerating a vehicle with a hydraulic braking system and an electric motor usable as a generator, are also described.