Abstract: A device for near-field and ultra-high-frequency communication, the device includes a near-field-communication antenna, an ultra-high-frequency antenna, a control unit including a controller for controlling the ultra-high-frequency antenna and a controller for controlling the near-field-communication antenna, a first carrier on which the NFC antenna is located, a second carrier on which the control unit is located, the first carrier and second carrier being located one above the other and connected by mechanical support pins, it is proposed that the ultra-high-frequency antenna be located on the first carrier and be connected to the control unit via: a first connection located on the first carrier, at least one pin made of conductive metal, and a second connection located on the second carrier, so as to produce a bidirectional ultra-high-frequency antenna.

Abstract: Disclosed is a device for supplying power to an electronic computer having a first connection terminal coupled to a power supply, a second connection terminal coupled to an electrical ground, a microprocessor having a microprocessor supply input coupled, firstly, to a first terminal of first capacitance of a first capacitor and, secondly, coupled to a supply output of the power supply device, the second terminal of first capacitance being coupled to the electrical ground, the power supply device has a first supply input. It has a diode coupled to the supply input, and to the supply output, and a switching device coupled in parallel with the diode.

Abstract: A method for transmitting in a passive activation system in a motor vehicle. Between each use-case module and a protocol driver an intermediate management layer is inserted that receives requests from the modules and stores them in a list according to oldness and priority ranking, selects a main request with the highest priority ranking, selects requests compatible with the main request, sends at least one grouped signal corresponding to the main and compatible requests to a portable activation device, receives back from the activation device at least one signal transmitted to the intermediate layer allowing the activation device to be located and then the location thereof to be sent to the case modules that sent the main request or a compatible request, and deletes the main and compatible requests from the list.

Abstract: A printed circuit board including electronic components, a carrier equipped with a network of conductor tracks electrically connecting the electronic components, and a plurality of strain gauges positioned on the carrier such that each one of the plurality of corners has a respective one of the plurality of strain gauges positioned closer to the one of the plurality of corners than to any other of the plurality of corners.

Abstract: A method for autonomously operating a vehicle includes capturing environmental data of a front area by a front sensor mounted to the vehicle, capturing environmental data of a rear area by a rear sensor, capturing a position of the vehicle by a position sensor, assigning the position of the vehicle to a location in an topographic map containing slope information, retrieving slope information from the topographic map for a predetermined range in front of and behind of the location of the vehicle, determining a maximum detection distance of the front and rear sensors for detecting an object having a specific vertical height based on the slope information, front and rear sensor positions, and a vertical opening angle of a field of view of the front sensors, determining a minimum detection distance of the front and the rear sensor required for a planned driving maneuver or a current driving state of the vehicle, and actuating the vehicle such that the required minimum detection distance is equal or smaller than t

Abstract: A method for estimating the distance between an authentication device and a vehicle, in particular a motor vehicle, the vehicle including a computer and a plurality of communication modules capable of communicating with the device by exchanging signals over a wireless communication link, each communication module including an electronic clock that defines the sampling frequency of the signals received from the device. The method includes a plurality of measurement phases each comprising determination, by the computer, of the distance between the vehicle and the device and stopping and restarting of the electronic clock, and estimation of the actual distance between the vehicle and the device based on the plurality of distances determined during the measurement phases.

Abstract: Various embodiments include a method for operating a camera-monitor system for a motor vehicle, wherein the camera-monitor system has a side camera assigned to a longitudinal side of the motor vehicle to provide an image of surroundings of the motor vehicle. The method may include: specifying a region of interest in the surroundings; and transforming the image of the camera into a transformed image wherein the region of interest in the transformed image is arranged in a specified image region with a specified magnification independent of any change in relative position between the region of interest and the motor vehicle.

Abstract: Various embodiments include an input circuit comprising: a pull-up resistor having one end thereof connected to an input terminal; a switch unit for establishing/blocking a connection between the other end of the pull-up resistor and a battery; and a dark current reduction unit connected between the other end of the pull-up resistor and the switch unit, and enabling different current paths to be formed in a normal mode and in a low power mode. The dark current reduction unit enables a current path in the low power mode to have a higher resistance than a current path in the normal mode.

Abstract: A method of controlling a parking operation of a vehicle by a parking assista?ce system involves: capturing the position of a vehicle user located close to but outside of the vehicle; determining a provisional target position and a provisional motion path for the vehicle based on a vehicle starting position and the position of the vehicle user; checking whether the provisional target position and/or the motion of the vehicle into the provisional target position along the provisional motion path would cause a collision with the vehicle user; and if a result of the checking is affirmative, then changing the provisional target position and/or the provisional motion path so that no collision with the vehicle user will occur at the changed target position and/or along the changed motion path.

Abstract: A method to determine a roll angle (?E) of a vehicle, wherein the roll angle (?E) is calculated as a combination of at least a first roll angle variable (?1) and a second roll angle variable (?2), wherein the first roll angle variable (?1) is determined from an acquired rolling rate ({dot over (?)}m) of the vehicle using a first method, wherein the second roll angle variable (?2) is determined from one or more further vehicle movement dynamics characteristic variables using a second method.

Abstract: Disclosed is a system for detecting approach and/or contact of a user and Ultra High Frequency communication with a portable user apparatus, intended to be embedded on board an automotive vehicle, the system including: a device for detecting approach and/or contact, including a sensor for detecting approach and/or contact and an electronic control unit; a conducting metal surface, suitable for the conduction of electric charges; and a communication device, including an Ultra High Frequency antenna emitting an electromagnetic field at an Ultra High Frequency wavelength, and a management unit for managing the emission and reception of data of the antenna. The conducting metal surface takes the form of a continuous path including a plurality of meanders spread over a length at least equal to: L=?/6 wherein L is a total length of the meanders, and ? is a wavelength of the Ultra High Frequency antenna.

Abstract: A method of detecting lanes includes the steps: capturing (S1) a camera image (K) of a vehicle environment by a camera device (2) of a vehicle (5); determining (S2) feature points (P1 to P15) in the camera image (K), which feature points correspond to regions of possible lane boundaries (M1, M2); generating (S3) image portions of the captured camera image (K) respectively around the feature points (P1 to P15); analyzing (S4) the image portions using a neural network to classify the feature points (P1 to P15); and determining (S5) lanes in the vehicle environment taking account of the classified feature points (P1 to P15).

Abstract: A brake system for a motor vehicle with at least four hydraulically activated wheel brakes. Each of the wheel brakes has a first electrically activated wheel valve which is open when de-energized and a second electrically activated wheel valve which is closed when de-energized, a first electrically activated pressure source, connected to the first wheel valves via a first brake supply line. Arranged in the first brake supply line is an electrically activated circuit isolating valve by which two of the first wheel valves can be hydraulically disconnected from the first pressure source, a second electrically activated pressure source, and a pressure medium reservoir vessel at atmospheric pressure. The circuit isolating valve is designed to be open when de-energized, and the second electrically activated pressure source is connected to the second wheel valves via a second brake supply line. A method for operating the brake system is also disclosed.

Abstract: A method for determining the position of a radial acceleration sensor of a wheel of a motor vehicle, including: acquiring, by the sensor, signals Si which are acquired during a predetermined time window Wi when the vehicle is in motion, the windows Wi being different from one another; detecting, for each time window Wi, local extrema of the signal Si; determining, for each time window Wi, a frequency Fi of the rotation of the wheel of the vehicle as a function of the phase values and of the detection instants for the local extrema detected; filtering of the signals Si, so as to obtain, for each time window Wi, a filtered value Zi; and determining the radial distance Rc between the radial acceleration sensor and the axis of rotation of the wheel.

Abstract: A centering mechanism with a brake piston of a disk brake of a motor vehicle, with a spindle extending into a cavity in the brake piston, has dimensions that prevent a force equilibrium of a nut-spindle assembly moved completely out of the vertical position. A force vector of the gravitational force on the nut-spindle assembly extends within a contact surface between a nut and the brake piston. Thus, the brake piston can be easily assembled with the nut-spindle assembly.

Abstract: Disclosed is a method for regulating the output voltage of a DC-to-DC voltage converter of a motor vehicle engine control computer. The method includes a step of the microcontroller simultaneously controlling a control module, so that the control module drives at least one injector of the vehicle engine, and a converter, so that the converter generates its own output voltage by setting the strength of the drive current to its maximum in what is called a “forced” mode corresponding to a step.

Abstract: An inflation valve having a tubular core surrounded with an elastically deformable sleeve with a bulb widening toward the internal longitudinal end of the valve and bearing a sealing groove on its outer contour, the groove being adapted for receiving an edge of the orifice of the rim in its interior. There is a cavity between the bulb and the tubular core, having an oval-shaped outer periphery and a first spacing taken in a first direction radial to the tubular core that is greater than a second spacing taken in a second direction perpendicular to the first direction, a cross section of the inflation valve taken at the position of the cavity exhibiting symmetry with respect to the first and second directions.

Abstract: A method for calibrating one or more extrinsic parameters of an image sensor includes selecting a first set of parallel feature edges appearing in an image frame captured by the image sensor and determining reference vanishing points for the first set of parallel feature edges. Selecting a second set of parallel feature edges and projecting a plurality of points from the second set parallel feature edges onto the projection reference frame of the image sensor. The method determines the second set of parallel feature edges, second vanishing points located on the projection reference frame and reduces any deviation in location of the second vanishing points from the reference vanishing points until the deviation is within acceptable predefined limits by recursively: modifying the pre-existing projection matrix, projecting a plurality of points from the second set parallel feature edges onto the projection reference frame and determining the second vanishing points after projecting.

Abstract: Some embodiments may include an apparatus comprising: a first universal key for unlocking, locking, and/or starting a motor vehicle; a server; and a mobile radio terminal. The first universal key is trained to a particular motor vehicle using a first secret. The server stores a further secret for unlocking, locking, and/or starting the motor vehicle. The server is configured to transmit the further secret to a universal key using two interfaces and the mobile radio terminal.

Abstract: An electrohydraulic motor vehicle control device, in particular for a motor vehicle brake system, including a hydraulic unit with electrically activated valves and a brake-pedal-activated master brake cylinder, an electronic control unit which comprises a first printed circuit board with electrical and/or electronic components for actuating the valves, and an electric motor for driving an electrically controllable, hydraulic pressure source which is arranged on a first side face of the hydraulic unit, wherein a second printed circuit board is provided which is arranged in a region of the first side face of the hydraulic unit, wherein a first sensor element for sensing activation of a brake pedal is arranged on the second printed circuit board.