Abstract: The invention relates to an ultrasonic sensor (112) for use in a distance detection system (110) for a vehicle (111), wherein the ultrasonic sensor (112) is designed to be installed jointly with at least one other ultrasonic sensor (112), the ultrasonic sensor (112) has a first input (114) for connection to a supply lead (116), the ultrasonic sensor (112) has a second input (118) for connection to a ground potential (120) of the vehicle (111), and the ultrasonic sensor (112) has an output (122) for connection to the supply lead (116), wherein the ultrasonic sensor (112) is designed to receive a data signal modulated on the supply lead (116) via the first input (114) and to modulate a data signal onto the supply lead (116) via the output (122).

Abstract: According to a method for road marking detection, a sensor datasets depicting a road marking (7) at a first and a second measurement instance are generated by an environmental sensor system (4) and a parameter characterizing a motion of the environmental sensor system (4) is determined. A first and a second observed state vector describing the road marking (17) at the first and the second measurement instance, respectively, are generated based on the sensor datasets. A predicted state vector for the second measurement instance is computed depending on the at least one motion parameter and the first observed state vector and a corrected state vector for the second measurement instance is generated depending on the predicted state vector and the second observed state vector.

Abstract: The invention relates to a magnet assembly (10) for a sensor device for detecting a measurement variable characterizing a rotation state of a steering shaft of a motor vehicle, to a sensor device and to a motor vehicle, wherein the magnet assembly (10) has a sleeve (11) and a magnetic element (12), which is connected in a form-fitting manner to the sleeve (11), wherein the sleeve (11) is designed for connecting the magnet assembly (10) to a first part of the steering shaft and has at least one stop flange (11C), which extends outwards in the radial direction in a radial plane, for axially securing the magnetic element (12) in a first axial direction (A1), wherein the magnetic element (12) is arranged concentrically with respect to the sleeve (11) and, with its first end side (S1), is at least partially supported axially on the stop flange (11C) and is thereby secured in the first axial direction (A1).

Abstract: According to a method for operating a sensor system, radiation is emitted during a first and a second measurement time period in order to generate point clouds, the points of which are described by a spatial position and an energy characteristic. A first sub-quantity of a first point cloud and a second sub-quantity of a second point cloud are identified with an energy characteristic which is greater than or equal to an energy threshold in each case. A third sub-quantity of the first point cloud and a fourth sub-quantity of the second point cloud are identified with positions lying within the spatial surroundings of the first sub-quantity and the second sub-quantity, respectively. The spatial extension of the fourth sub-quantity is compared with that of the third sub-quantity, and the points of the third and/or the fourth sub-quantity are marked as artifacts based on the result of the comparison.

Abstract: A reflection device for a head-up display, a reflection element assembly, a head-up display and a motor vehicle are disclosed. The reflection device is configured for reflecting of radiation emitted by an image generation unit and includes a reflection element having a reflection side and a back side being arranged on the side remote from the reflection side, and a carrier supporting the reflection element. The reflection element is movably coupled to the carrier by at least one bearing such that the reflection element is pivotable relatively to the carrier about at least a first axis. The carrier is being couplable to a housing of a head-up display, or directly to a vehicle body, and wherein the at least one bearing is arranged at the back side of the reflection element such that the first axis is extending completely behind the back side of the reflection element.

Abstract: A holder base part for securing at least one camera housing to a vehicle part of a vehicle, a camera housing and a camera system are described. The holder base part has a retaining element with a securing portion, by which the retaining element is secured to the vehicle part, and which has a retaining portion by which the retaining element is separably connected to a connection element on the side of the at least one camera housing by a sliding movement along a notional connection axis. The retaining portion contributes to defining an insertion region into which the housing-side connection element is inserted for separable connection to the retaining element. The retaining element has a holder-locking element which interacts with a housing-locking element on the side of the camera housing to lock a connection between the retaining element and the connection element. The holder-locking element is arranged in the insertion region.

Abstract: Described are techniques for generating, updating, and using sensor-based navigational maps. An input map is generated based on sensor data captured by a first sensor of a first vehicle. The input map is filtered based on one or more criteria to generate a filtered map corresponding to a three-dimensional representation of a route traveled by the first vehicle. The filtering can be based on detecting features using sensor data captured by a second sensor of the first vehicle. The one or more criteria can include object classes, distance criteria, and/or other criteria relating to attributes of features in the sensor data captured by the first sensor and/or the sensor data captured by the second sensor. The filtered map can be stored for transmission to a second vehicle, for use in determining a location of the second vehicle while the second vehicle is traveling along the same route.

Abstract: A safety device for at least one light source for preventing exceeding specified light energy limits in the emission of light using the at least one light source is disclosed. The device includes at least one electrical component for influencing an electrical energy supply of at least one light source, and at least one electrical capacitive component, which is connected to a light source current path of the at least one light source. The device also has at least one state of charge comparison means, which is connected to at least one capacitive component, using which a state of charge variable characterizing a state of charge of the capacitive component is compared to a specified limiting state of charge variable and at least one alarm status for influencing the electrical energy supply of the at least one light source is set depending on the result of the comparison.

Abstract: The invention relates to an ultrasonic sensor (1) having an improved structural dynamic for a motor vehicle (20). The ultrasonic sensor (1) comprises: a plastic housing (2), a membrane assembly (3) arranged in a housing opening (4) of the plastic housing (2), the membrane assembly having an ultrasonic membrane (8), and a decoupling element (6) which is arranged between an inner surface (5) of the plastic housing (2) and the membrane assembly (3). A plurality of ribs (7, 71, 72) are formed at the inner surface (5) of the plastic housing (2), on which the decoupling element (6) rests against, and the ribs (7, 71, 72) are designed in such a way that the decoupling element (6) does not rest against the entire inner surface (5) of the plastic housing (2).

Abstract: A method for determining at least one object information item of at least one target object (18) which is sensed with a radar system (12) of a vehicle (10), a radar system (12) and a driver assistance system (12) are described. Transmission signals (32a, 32b, 32c) are transmitted into a monitoring range (14) of the radar system (12) with three transmitters (Tx1, Tx2, Tx3). Echoes, which are reflected at the at least one target object (18), of the transmission signals (32a, 32b, 32c) are received as received signals (34a, 34b, 32c) with at least two receivers (RxA, RxB, RxC, RxD). The received signals (34a, 34b, 34c) are subjected to at least one multi-dimensional discrete Fourier transformation. At least one target signal is determined from the result of the Fourier transformation. An object information item is determined from the target signal.

Abstract: Proposed is an ultrasonic sensor system (1) for a motor vehicle (11), comprising an ultrasonic sensor (2) and a test control device (10). The ultrasonic sensor (2) comprises an electroacoustic converter arrangement (7) for generating and detecting ultrasonic waves and an electric test device (8), which is designed to output an electric test signal to the electroacoustic converter arrangement (7) and to detect an electric response signal of the electroacoustic converter arrangement (7) to the electric test signal. The test control device (10) is designed to detect a characteristic variable of the electric response signal at a plurality of measurement points (14, 15) by means of the electric test device (8) by varying a frequency and an amplitude of the electric test signal.

Abstract: An ultrasonic sensor assembly (1) for a motor vehicle (16) comprises: an ultrasonic sensor (2) having a housing (4), an ultrasonic membrane (5) mechanically decoupled from the housing (5) and a sound transducer element (7) for exciting vibrations and detecting vibrations of the ultrasonic membrane (5); and a screen section (3) arranged in front of the ultrasonic membrane (5) and made of an acoustic metamaterial. The metamaterial is preferably a broadband metamaterial, which can be tunneled in a non-resonant manner in an angular range. The screen section (3) may preferably be formed in a shaped part (13), such as a bodywork metal sheet of the exterior skin or an interior paneling, of the motor vehicle (16).

Abstract: A method for operating a first vehicle (100) with a parking assistance system (110) is proposed, comprising: a) sensing an obstructing parked position (BP) of the first vehicle (100) by means of the parking assistance system (110), wherein the obstructing parked position (BP) is a parked position which adjoins a parking space (PP) occupied by a parked second vehicle (150), b) reception of a sensor signal, acquired by a sensor apparatus (120, 130) of the vehicle (100), by means of the parking assistance system (110), c) detecting a request to exit a parking space of the parked second vehicle (150) in accordance with the received sensor signal by means of the parking assistance system (110), and d) autonomously driving the first vehicle (100) from the obstructing parked position (BP) into a position which is different from the obstructing parked position (BP) in accordance with the detected request to exit a parking space by means of the parking assistance system (110).

Abstract: A method for operating a detection device for determining distance variables in which distances characterise objects detected by the detection device is disclosed. From at least one amplitude-modulated electrical send signal at least one scanning signal is generated, which is sent into at least one monitoring region of the detection device. From at least one echo signal of at least one scanning signal reflected in the at least one monitoring region at least one amplitude-modulated electrical receive signal is determined. From at least one electrical send signal and at least one electrical receive signal at least one distance variable is determined. When determining the at least one distance variable at least one adjustment is carried out. A temperature adjustment is carried out in which at least one temperature adjustment variable is applied to at least one distance variable.

Abstract: An ultrasonic transceiver (1) for a vehicle comprises a plastics housing (2), an ultrasonic diaphragm (3), a sound transducer element (4) for stimulating vibrations and detecting vibrations of the ultrasonic diaphragm (3), and an electrically conductive contact element (6), arranged in the interior (5) of the plastics housing (2), for making electrical contact with the sound transducer element (4), wherein the plastics housing (2) and the contact element (6) are directly and positively connected to one another by caulking of at least one plastics element (8) that is formed in one piece with the plastics housing (2).

Abstract: The invention relates to an emitter device (8) for an optical detection apparatus (3) of a motor vehicle (1), which is configured in order to scan a surrounding region (4) of the motor vehicle (1) by means of a light beam (10), and which comprises a light source (13) for emitting the light beam (10) and a guiding unit (15), the guiding unit (15) being configured in order to guide the light beam (10) emitted onto the guiding unit (15) by the light source (13) at different scanning angles (?). The light source (13) for emitting the light beam (10) comprises at least two separately driveable emitter elements (13a, 13b), which are configured in order to emit the light beam (10) onto the guiding unit (15) at angles of incidence (?1, ?2) corresponding to predetermined setpoint values (??3, ??2, ??1, ?0, +?1, +?2, +?3) of the scanning angle (?) in order to generate a predetermined setpoint field of view (16) of the emitter device (8).

Abstract: A torque sensor device for detecting a torque applied to a shaft, includes a magnetic arrangement, a stator arrangement and a magnetic sensor arrangement. The magnetic arrangement is configured for generating at least one magnetic field. A magnetic flux can be generated in the stator arrangement. The magnetic arrangement and the stator arrangement are movable relative to each other in the circumferential direction. The magnetic arrangement and the stator arrangement are arranged relative to each other so that, by a relative movement between the magnetic arrangement and the stator arrangement in the circumferential direction about a center axis of the torque sensor device, a first magnetic flux with a first magnetic flux direction and a second magnetic flux with a second flux direction opposite to the first flux direction can be generated in the stator arrangement.

Abstract: A receiving device of a detection device for monitoring a monitoring region for objects using electromagnetic scanning signals is disclosed. The device has a signal converting means for converting electromagnetic signals originating from electromagnetic scanning signals into electric signals and a frequency analyzing means for analyzing the frequency of signals. The frequency analyzing means has at least one spectral analyzing means, by which magnetic signals are analyzed to form at least one electromagnetic spectrum that is output in a spectrum output range of the at least one spectral analyzing means. At least two signal converting means, by which separate electric signals are ascertained, are assigned to different sections of a spectrum output range of the spectral analyzing means. The different sections of the spectrum output range correspond to different frequency ranges of an electromagnetic spectrum.

Abstract: A method for operating a parking assistance system for a vehicle involves a) receiving an optical image of an environment of the vehicle and a digital environment map representing the environment of the vehicle, the digital environment map including at least one designated parking area, b) selecting, for each designated parking area, a region of interest in the received optical image corresponding to the respective designated parking area, c) detecting, in each selected region of interest, lines and/or symbols provided on the ground, d) assigning one of many parking slot classes to each selected region of interest based on the detected lines and/or symbols, and e) determining, for each designated parking area, if the respective designated parking area corresponding to the selected region of interest is a potential parking slot based on the parking slot class assigned to the corresponding region of interest.

Abstract: A method for providing a digital sensor signal (DS) from an ultrasonic sensor (16) for signal transmission to a signal receiver (28) is disclosed, in which a digital output signal (OS) from the ultrasonic sensor (16) is processed to form the digital sensor signal for signal transmission. Provision is made for the processing to comprise the following steps: (i) determining a signal change (SC) of successive values of the output signal (OS), (ii) scaling this signal change (SC) by means of a variable scaling factor (SF) which is specified by a scaling scheme known to the ultrasonic sensor (16) and the signal receiver (28), and (iii) outputting the scaled signal change (SC) as the digital sensor signal (DS).