Abstract: A method for determining at least one elevation variable of an object target of an object which is detected by a radar system of a vehicle, with respect to an elevation reference plane, is disclosed. The method includes emitting radar signals, receiving echo signals, determining a traveling velocity of the radar system, determining a radial velocity of an object target relative to the radar system, determining a direction variable which characterizes the direction of the object target relative to a first reference area, determining a second direction variable which characterizes the direction of the object target relative to a second reference area, and determining at least one elevation variable of the object target by means of at least one of the direction variables. Radar signals are emitted using at least one antenna of the radar system and echo signals are received using at least two antennas.

Abstract: A thermal management device for an electric or hybrid motor vehicle is disclosed. The thermal management device includes a reversible circulation circuit configured to circulate a refrigerant fluid. The reversible circulation circuit includes a main loop, a first bypass branch, and a second bypass branch. The main loop includes, in the direction of circulation of the refrigerant fluid, a compressor, an internal heat exchanger configured to directly or indirectly heat a flow of internal air en route to the vehicle interior, a first expansion device, and a first heat exchanger. The first bypass branch includes a second expansion device disposed upstream of a cooler. The cooler is configured to cool the batteries and/or the electric powertrain of the motor vehicle. The first bypass branch is connected in parallel at least with the first heat exchanger.

Abstract: The present invention pertains to a lighting apparatus. The lighting apparatus includes a heatsink positioned within a housing, the heatsink encompasses plurality of modules to accommodate light sources and plurality of pivots provided on at least a plurality of edges of the heatsink, and a plurality of actuators positioned in the housing, with each of the plurality of actuators engaging with one of the plurality of pivots. The inventive concept further includes a headlamp for an automotive vehicle. The headlamp comprising a housing, at least one light source, and the lighting apparatus.

Abstract: A method for operating a parking assistance system for a vehicle is disclosed. The parking assistance system is configured to learn a manually traveled trajectory in a learning mode, and to automatically retrace the learned trajectory with the vehicle in a retracing mode. The learning mode includes receiving an inclination angle sensor signal from a sensor unit of the vehicle, ascertaining a curb at a specific position along the trajectory depending on the received inclination angle sensor signal. The retracing mode includes receiving an environmental sensor signal from an environment sensor unit of the vehicle, ascertaining the position of the obstacle on the learned trajectory depending on the received environmental sensor signal, and performing the retracing according to a first or second rule set depending on a comparison of the ascertained position and the position determined in the learning mode.

Abstract: A location device for locating secondary nodes of a vehicle is disclosed. The location device includes a plurality of nodes including a main node and n secondary nodes, with n=2 to N integers, with the whole forming a vehicle network. The vehicle network includes two sub-networks each independently powered by an electrical power supply. each sub-network includes m secondary nodes, with m=1 to M integers. Each secondary node has a unique network identifier indicating whether it is inside or outside the vehicle. The main node is configured for knowing the architecture of the vehicle network, independently activating and deactivating the electrical power supply of each of the two sub-networks, and identifying and locating at least one reference secondary node in at least one of the two sub-networks by means of its unique network identifier among other functions.

Abstract: In general, in one aspect, embodiments relate to a battery cooling unit for cooling a battery. The battery cooling unit includes an inlet, an outlet, a plurality of heat exchange portions, and a distribution flow path. The distribution flow path includes a branch portion and a join portion. The branch portion branches into an introduction path to direct heat medium from the inlet towards an upstream heat exchanger portion, and a bypass path that bypasses the upstream heat exchange portions. The join portion joins the heat medium flowing through the bypass path with the heat medium flowing through the upstream heat exchange portions and flow the joined heat medium to the downstream heat exchange portion.

Abstract: The present invention relates to an electrical transformer comprising a magnetic core and a primary coil, forming a primary circuit, and a secondary coil, forming a secondary circuit, electrical transformer configured such that: a first inductance value L1so measured on the primary circuit with the secondary circuit open, a second inductance value L1ss measured on the primary circuit with the secondary circuit short-circuited, and a third inductance value L2po measured on the secondary circuit with the primary circuit open, are such that: L 2 ? P ? O - 1 n 2 ? L M < ( 1 A ) · ( L 1 ? SO - L M ) with LM=?{square root over ((L1SO?L1SS)×L1SO·N2)} where A is a real number greater than 10.

Abstract: Electroacoustic device (5) comprising: —an ultrasonic wave transducer (15) comprising a piezoelectric substrate (10) and first (30) and second (35) electrodes in contact with the piezoelectric substrate, and —a carrier (10), the transducer being attached to the carrier and acoustically coupled to the carrier, and the first and second electrodes being sandwiched, at least partly, between the piezoelectric substrate and the carrier, the device being configured to generate an ultrasonic surface wave (W) propagating through the carrier at a distance from the transducer when an electric current passes through the first and second electrodes.

Abstract: A method for adapting a setpoint for a digital lighting unit, which is intended to be projected by a digital lighting unit of a motor vehicle, which includes a matrix light source and an optical system. The method includes a step of applying digital filtering to the digital setpoint. The filter used is capable of anticipating geometric aberrations induced by said optical system when projecting a digital setpoint.

Abstract: A light system including: light branches extending in parallel to one another with each of the light branches have lights that provide light to a region around a vehicle, the light branches include: a primary light branch include: a bias circuit and a switch; and secondary light branches that are controlled by the primary light branch; wherein electricity is provided to the light branches and when all of the lights on the light branches are operating properly the electricity maintains the switch in a closed position; and when any of the lights fail or are not operating properly, electricity is prevented from extending through the light branch, by the lights that have failed, and the electricity continues to extend through the light branches that are operating properly so that the electricity that extends to the switch is not sufficient to maintain the switch in the closed position.

Abstract: A gear pump having a pump housing, a rotatably mounted drive shaft extending into the pump housing, and a rotor of a drive motor. The rotor is attached in a rotationally fixed manner on the drive shaft, and at least one drive gearwheel which is arranged in a rotationally fixed manner on the drive shaft in the pump housing. At least one gearwheel is driven by the drive gearwheel, wherein the drive gearwheel is fixed axially on the drive shaft. The drive gearwheel together with the pump housing forms an axial bearing for the rotor.

Abstract: A device (50) for supplying air to a suction side (12) of a pump (10) of a wiper system (100), includes a suction channel (60) for sucking in air, said suction channel (60) being able to be connected to the suction side (12) of the pump (10). Provision is made that the device (50) is realized as a component separate from the pump (10) and comprises a connection area (52) for connecting the device (50) with a supply container (14) for washer fluid (3) and having an additional connection area (54) for a suction nozzle (24) of the pump (10), and that a check valve (62) is disposed in the suction channel (60), said check valve (62) being designed to open and close as a function of a negative pressure (P) on a suction nozzle (24) of the pump (10), whereby when the said check valve (62) is opened air can enter the area of the suction nozzle (24) of the pump (10), and when the check valve (62) is closed no air is sucked in.

Abstract: A light guide designed to be mounted in a vehicle includes a coupling portion presenting an input face, a main portion adjacent to said coupling portion, and a light output surface extending at least along the main portion. The light guide is arranged in such a way that light rays that enter into the light guide through the input face are propagated by total internal reflection along the coupling portion and then along the main portion, before reaching out of the light guide trough the output surface. The light input face is flat and has a periphery that is formed by only five edges of substantially the same size, these edges joining together such that they form five angles with substantially the same value.

Abstract: The invention relates to a wiper blade of a wiper system which extends in a longitudinal direction (L) and comprises at least one wiper strip that extends in the longitudinal direction, the wiper blade comprising at least a first channel (78), for the circulation of a first fluid, and a second channel (80), for the circulation of a second fluid, which extend longitudinally in the wiper blade, a connecting channel (82) extending between said channels (78, 80) in such a way that it fluidically connects the first channel with the second channel, the wiper blade being characterised in that it comprises at least one injection device (88) configured to inject the second fluid circulating in the second channel into the first fluid circulating in the first channel, the injection device being arranged at least partly in the connecting channel.

Abstract: A flap for a motor vehicle shut-off device is disclosed. The flap has a flap body and at least one end piece configured to be assembled with said flap body, where the flap body has a wall having an interior face defining an internal cavity, and an exterior face. The end piece includes a core designed to be inserted into the internal cavity of the flap body, and at least one protuberance configured to press against the exterior face of the wall of said flap body when said at least one end piece is push-fitted into said flap body.

Abstract: A thermal management device for an electric or hybrid motor vehicle is disclosed. The device includes a cooling circuit configured to circulate a refrigerant fluid, a circuit for thermal management of the batteries by at least partial immersion and/or vaporization, and a circuit for thermal management of the power electronics. The cooling circuit includes a main loop including, in the direction of circulation of the refrigerant, a compressor, a first heat exchanger, a second heat exchanger, a first expansion device, and a third heat exchanger. The battery thermal management circuit includes a main loop including a first pump, a fourth heat exchanger, and a container configured to receive the batteries. The power electronic thermal management circuit includes a second pump, a heat exchanger, a first radiator, and a second heat exchanger.

Abstract: A method for operating an assistance system of an at least in part automatically operated motor vehicle is disclosed. The method includes capturing an environment of the motor vehicle by at least one capturing device, evaluating a first driving strategy, evaluating a second driving strategy, comparing the first driving strategy and the second driving strategy, and depending on a result of the comparison of the two driving strategies, generating a fallback driving strategy. The fallback strategy is different from the first driving strategy and the second driving strategy. The first driving strategy is evaluated by a first electronic computing device of the assistance system using a first evaluation algorithm. The second driving strategy is evaluated by a second electronic computing device of the assistance system using a second evaluation algorithm which is different from the first evaluation algorithm.

Abstract: A thermal management device for a modular platform of an electric motor vehicle chassis is disclosed. The modular platform includes batteries and an electric powertrain of the electric motor vehicle. The thermal management device includes a first module including a first heat transfer fluid circuit configured to circulate a first heat transfer fluid, a cooling module configured to have an external air flow passing through it, and a second module including a first pump and a second pump to circulate a second heat transfer fluid. The first heat transfer fluid circuit includes a compressor, a first expansion device, a multi-fluid heat exchanger, and a first heat exchanger. The cooling module includes at least a first heat exchanger configured to have the external air flow passing through it. The cooling module includes an upper side, a lower side, and first and second lateral sides opposite one another.

Abstract: A method for operating a driver assistance system for a vehicle includes capturing a video feed of an external environment of the vehicle and transmitting the video feed to an Electronic Control Unit (ECU) of the vehicle. Subsequently, a designated speed limit for the vehicle at a current location of the vehicle is determined. The method further includes extracting context information of the external environment from the video feed and comparing the context information to the designated speed limit to create a contextual speed limit. A user is notified of the vehicle of the contextual speed limit. The context information designates a specific environment that the vehicle is located in based upon one or more of: first warning information that informs the user of unsafe driving conditions, first guidance information that provides directional information to the user, and objects located in the specific environment of the vehicle.

Abstract: The present invention relates to a heat exchanger (1) comprising a heat exchange surface (3) with a plurality of tubes (4), each of the tubes (4) being configured to form part of a first refrigerant circuit or a second refrigerant circuit, characterized in that two refrigerant manifolds (5) are disposed at each of the longitudinal ends of the heat exchange surface (3) such that two of these refrigerant manifolds (5) are connected to the first refrigerant circuit and two other ones of these refrigerant manifolds (5) are connected to the second refrigerant circuit.