Abstract: A rotational angle sensor system including: a rotatably mounted movement sensor; a sensor that is designed to detect a rotation of the movement sensor, wherein the rotation occurs at a measurement angle interval; an evaluation electronics system designed to receive an analogue signal from the sensor and to digitalise same using an internal resolution, and to emit a digital output signal reporting the rotation detected by the sensor, wherein the resolution of the digital output signal for a measurement angle interval of less than or equal to 360° is the same size as the internal resolution.

Abstract: A method for operating a motor vehicle brake installation. An electrically controllable pressure modulation device having a pump-valve arrangement is hydraulically arranged between the primary brake system and the front axle brakes. The pump-valve arrangement includes, for each front brake, a first valve, arranged between the inlet valve of the primary brake system and the brake, and an electrically activatable pump, with a suction and pressures ports. The pressure port is connected to the brake. In the presence of a predetermined condition of the primary brake system and of an actuation of the master brake cylinder by the driver, a build-up of brake pressure at the front axle brakes is performed by the pump-valve arrangement. The pressure set by the pump-valve arrangement is higher than the brake pressure in the master brake cylinder, whereas the brake pressure of the master brake cylinder prevails at the brakes of the rear axle.

Abstract: A method for avoiding a lateral collision of an ego vehicle includes monitoring a lateral area of the ego vehicle, the monitored area subdivided into at least two subareas and the subareas are at least one pre-warning area and a trigger area. The method also includes identifying a target vehicle in the pre-warning and trigger area, determining movement parameters of the ego vehicle and of the target vehicle. The ego vehicle is controlled in such a way that the distance from the target vehicle is increased. Further, the ego vehicle is controlled as a function of a residence time of the target vehicle in the pre-warning area and in the trigger area, wherein the monitored subareas are located on the lane neighboring the lane used by the ego vehicle and/or a lane adjacent to the neighboring lane.

Abstract: A method for operating a brake system having a brake fluid reservoir having a first and a second reservoir chamber which are separated by a first partition wall, wherein a first filling level in the brake fluid reservoir is determined by a first sensor element, and a second filling level in the brake fluid reservoir is determined by a second sensor element, wherein the brake system is operated in a first fallback operating mode when the determined first filling level in the brake fluid reservoir falls below a first predetermined level (p1), and wherein the brake system is operated in a second fallback operating mode when the determined second filling level in the brake fluid reservoir falls below a second predetermined level (p2), wherein the second level (p2) is lower than the first level (p1), and to a brake system.

Abstract: An apparatus having a housing, a cavity which is disposed in the housing and which at least in regions is configured as a bore in which at least one piston and one piston spring associated with the piston are received, wherein the piston spring in the bore when activating the piston in the operation of the apparatus is compressed by the piston. The piston spring is configured from a magnetic or magnetizable material, the piston is configured from a non-magnetic material, and an assembly unit which comprises the piston having the piston spring is provided, and in which the piston spring is held on the piston by a magnetic field.

Abstract: The disclosure relates to a method for determining correction values for a number of sensors of a traveling motor vehicle. The method being based on backward calculation. The disclosure further relates to a method for determining a position of a motor vehicle, using the correction values. The disclosure also relates to an associated electronic control device and to an associated non-volatile computer-readable storage medium.

Abstract: A method for handling a control card, wherein the control card is received by another vehicle. This provides an increased degree of safety in situations to be regulated, as it is possible to compare control cards of different vehicles and coordinate them if necessary.

Abstract: A fluid container having a device which is arranged in an interior space within the fluid container and which serves for monitoring the fill level of a fluid, the device comprising a linearly movable position encoder having a magnet element, the position of which correlates with the fill level of the fluid in the fluid container, and comprising a signal unit, which generates at least one electrical signal in a manner dependent on the position of the magnet element.

Abstract: A method for operating a brake system for motor vehicles, comprising a master brake cylinder actuable by a brake pedal, an electrically controllable pressure provision device, a pressure medium reservoir tank, from which the master brake cylinder and the pressure provision device are supplied with pressure medium, and at least two hydraulically actuable wheel brakes and at least one electrically actuable inlet valve per wheel brake, wherein the wheel brakes are actuable either by the master brake cylinder or by the pressure provision device, the pressure medium reservoir tank is monitored by a device for determining a level of the pressure medium, wherein the wheel brakes are divided into at least one first wheel brake group and one second wheel brake group, and wherein the inlet valves of the first wheel brake group are closed when the determined level falls below a first limit value (s1).

Abstract: Air suspension strut for a motor vehicle comprising an air spring with a shock damper, wherein the air spring comprises an air spring cover and a rolling piston, wherein a rolling bellows of elastomer material is clamped in an airtight manner between the air spring cover and the rolling piston, the air spring cover comprises a damper bearing receptacle having a base and receiving a damper bearing of the shock damper, and the air spring cover comprises a clamping base to which a first end of the rolling bellows is attached, wherein the air spring cover is manufactured from a plastic material and comprises a reinforcing core in order to increase the strength of the damper bearing receptacle, the reinforcing core being arranged in the base of the damper bearing receptacle and being at least partially surrounded by the plastic material of the air spring cover.

Abstract: A suspension device for a wheeled vehicle with a plurality of air springs is described. Two main air chambers of two air springs of a respective vehicle axle are connected together via a transverse air chamber which forms an intermediate volume. A compressor arranged between the two transverse air chambers is connected to the first transverse air chamber via a first connecting line in which a first switchable valve is arranged, and to the second transverse air chamber via a second connecting line in which a second switchable valve is arranged, so that direct filling/direct evacuation of the intermediate volumes of the two transverse air chambers is possible.

Abstract: An apparatus for protecting signals, including a first electronic computing device, and a second electronic computing device, wherein the second electronic computing device has a checking device, wherein the first and second electronic computing devices are designed to receive one or more different signals from one another and/or to emit them to one another, wherein the checking device is designed to check signals received from the second electronic computing device for formal correctness and/or to check the plausibility of said signals and to transmit the signals to the first electronic computing device and/or to a bus for transmitting data on the basis of the plausibility check and/or the check for formal correctness, wherein the second electronic computing device is configured according to a higher safety integrity level than the first electronic computing device. A corresponding method and to the use of the apparatus in a vehicle is also disclosed.

Abstract: An assembly for determining a measurement quantity for a braking force acting on a brake, including a carrier and a brake holder. The aim of the invention is for the assembly to enable precise and reproducible measurements of a measurement quantity characteristic of the braking force. This aim is achieved in that the brake holder is arranged in such a way that the brake holder can be elastically and laterally displaced with respect to the carrier, wherein the brake holder is fastened to the carrier by at least one elastic bending element, wherein a sensor device is provided for determining the displacement distance of the brake holder with respect to the carrier.

Abstract: A method of providing an additive offset of a longitudinal acceleration signal of a traveling motor vehicle. The signal being measured by an inertial sensor is ascertained. At least the longitudinal acceleration signal, a braking signal, and a drive signal are detected. A force balance of the longitudinal dynamic of the motor vehicle is analyzed. The signals are detected both during at least one acceleration process as well as during at least one braking process. The signals during the acceleration processes are detected and/or analyzed separately from the signals during the braking processes, and the additive offset is ascertained by comparing the signals detected during the acceleration processes or the values calculated therefrom with the signals detected during the braking processes or the values calculated therefrom. The invention further relates to an electronic controller.

Abstract: A method and a device for evaluating image data of a vehicle camera, involves: a) recording a first image by the vehicle camera, b) recording a subsequent second image by the vehicle camera, c) extracting multiple correspondent features in the first and second images, d) assuming a motion of the vehicle camera (motion hypothesis) between the recordings of the first image and the second image, e) determining a reprojection error of an extracted feature, which indicates the difference between the flow measured from the feature extracted in the first and second images and the flow calculated from the motion hypothesis, and f) establishing outliers, wherein an extracted feature is established as an outlier if the reprojection error of this feature reaches or exceeds a threshold, wherein the threshold is not constant within an iteration that includes at least steps b) to g). This offers an improved detection and removal of outliers to estimate the motion of the vehicle camera.

Abstract: A connection system for coupling a vehicle to a trailer, having a first plug connector, which is configured to connect the connection system to the vehicle, a second plug connector, which is configured to connect the connection system to the trailer, and a V2X-based communication device which is configured to process at least one signal which is transmittable from the vehicle to the trailer.

Abstract: A method for operating an electrohydraulic brake installation for a motor vehicle having at least first, second, third and fourth hydraulically actuatable wheel brakes, a first brake system including a master brake cylinder actuatable by a brake pedal and hydraulically connected by at least one electrically actuatable isolating valve to the four wheel brakes, and including a first electrically controllable pressure provision device hydraulically connected to the four wheel brakes via at least one electrically actuatable sequence valve, and a second brake system including a second electrically controllable pressure provision device hydraulically connected to the first and the third wheel brake, and including in each case one isolating valve for the first and third wheel brake. The isolating valve is arranged in each case in a hydraulic connection between the first brake system and the corresponding wheel brake.

Abstract: A surroundings modeling device for a driver assistance system for a motor vehicle, includes a separating device configured to separate a total vehicle surroundings model into a static vehicle surroundings model based on a first look-ahead distance and a dynamic vehicle surroundings model based on a second look-ahead distance. A first real-time computing device is configured to calculate the dynamic vehicle surroundings model on the basis of the first look-ahead distance within a maximum response time. A second real-time computing device is configured to calculate the static vehicle surroundings model on the basis of the second look-ahead distance with a characteristic response time. A situation analysis device is configured to change the separation process on the basis of an analysis of the total vehicle surroundings model.

Abstract: A brake device having a hydraulic booster stage for a hydraulic motor vehicle brake system is provided, which brake device, within normal boosting operation, can be operated both in an autonomous, driver-independent actuation mode with electronic control and in a manual actuation mode controlled by the driver, and outside normal boosting operation, can be operated in an emergency mode with a non-boosted actuation force generated by the driver alone, in the case of which brake device it is proposed that, within normal boosting operation, each actuation mode is assigned a dedicated piston in a booster housing of the booster stage, which piston is acted on directly with the boosting force and transmits this mechanically to components connected functionally downstream.

Abstract: A pneumatic spring for a running gear of a motor vehicle, including a pneumatic spring cover and a pneumatic spring piston, wherein a pneumatic spring bellows composed of elastomer material is braced in air-tight fashion between the pneumatic spring cover and the pneumatic spring piston, wherein the pneumatic spring bellows is at least partially surrounded by a sleeve-like outer guide, wherein a corrugated bellows surrounds the pneumatic spring bellows and the outer guide, and wherein, between the outer guide and the corrugated bellows, there is provided a separately formed, air-permeable fastener by which the corrugated bellows is fixed to the outer guide.