Abstract: The present application relates to a radar system comprises a first antenna, an additional antenna, a feed port, an additional feed port, a guiding section and an additional guiding section. The first antenna is coupled to the feed port via the guiding section and the additional antenna is coupled to the additional feed port via the additional guiding section. A radar circuit is configured to operate the first antenna independently from the additional antenna in a separated operation mode and to operate at least one antenna coupled to the feed port together with at least one antenna coupled to the additional feed port as parts of a single common antenna in a combined operation mode.

Abstract: A method of determining ego-motion information of a vehicle comprising a radar sensor having a plurality of antenna elements, comprising: acquiring motion spectrum comprising a plurality of data elements, each calculated for a respective one of a plurality of Doppler bin indices and for a respective one of a plurality of spatial bin indices, each spatial bin index indicating a respective angle-of-arrival of a radar return signal at the radar sensor; and determining the ego-motion information by solving a motion equation system comprising equations of motion generated using the motion spectrum data and each relating a respective value indicating a radial velocity, a respective value indicating an angular displacement, and a variable indicating a velocity of the vehicle.

Abstract: An electric motor (2) has a base motor module (3) and an electronic module (18) which is electrically and mechanically connected to the base motor module (3) and comprises an electronics housing (12). The base motor module (3) comprises a flange plate (8) which forms an interference fit with the electronics housing (12). The flange plate (8) may have an opening (36) with a circumferential collar (39) which engages in a fastening passage (35) of the electronics housing (12) and forms the interference fit with the electronics housing (12).

Abstract: The disclosure describes a method for detecting an arc in a direct-current (DC) circuit comprising a DC load, a DC source supplying the DC load, and a circuit arrangement arranged between the DC source and the DC load. A power flow P between an input and an output of the circuit arrangement is suppressed by means of a switching circuit through cyclical interruption such that the power flow P is enabled in an active time window with the first period ?t1 and the power flow P is suppressed in an inactive time window with the second period ?t2.

Abstract: A method of soldering a semiconductor chip to a chip carrier includes arranging a solder deposit including solder and solder flux between a contact portion of the carrier and a contact portion of a chip pad arranged at a surface of the semiconductor chip. Arranging a dielectric layer at the surface of the semiconductor chip. The dielectric layer includes an opening within which the contact portion of the chip pad is exposed. The dielectric layer further includes arranging a solder flux outgassing trench separate from the opening and intersecting with the solder deposit. The method further includes melting the solder deposit which causes liquid solder to be moved over the solder flux outgassing trench for extraction of flux gas.

Abstract: A system includes a first membrane, a second membrane and a third membrane spaced apart from one another, wherein the second membrane is between the first membrane and the third membrane, and the second membrane comprises a plurality of openings, a sealed low pressure chamber between the first membrane and the third membrane, and a plurality of electrodes in the sealed low pressure chamber.

Abstract: A method for determining a usable distance between a host vehicle and a moving object is provided. According to the method, a current obstacle free distance is detected in front of the host vehicle, wherein the current obstacle free distance is limited by a current position of the moving object, and a current velocity of the moving object is determined. An extension distance is estimated based on the current velocity of the moving object, and the usable distance is determined based on the current obstacle free distance and the extension distance.

Abstract: A moisture-curing polyurethane composition having a content of monomeric diisocyanates of at most 0.1 wt %, containing: at least one isocyanate-group-containing polyurethane polymer having a content of monomeric diisocyanates of at most 0.5 wt %, obtained from reaction of at least one monomeric diisocyanate with at least one polyether polyol at a NCO/OH ratio of at least 3/1 and subsequent removal of a large part of monomeric diisocyanates by way of a suitable separating method; and at least one polyether having blocked hydroxyl groups and free of isocyanate groups, as a plasticizer. Moisture-curing polyurethane composition is highly storage-stable when moisture is excluded, can be safely handled without special safety precautions, can be sold without hazard label, can be well processed, has long open time and has fast curing to form elastic material of high strength and extensibility, high cold flexibility, good adhesion properties and high stability with respect to heat and moisture.

Abstract: Methods for using a copolymer, especially as a dispersant for solid particles, in particular as a dispersant for mineral binder compositions, where the copolymer is obtained from ionizable monomers m1 and side chain-bearing monomers m2 that are polymerized by nitroxide-mediated solution polymerization to give the copolymer, wherein the polymerization is conducted in the presence of an agent including a carboxyl group-bearing and phosphated alkoxy amine.

Abstract: A device for controlling a current controlled switching element includes an output node, a current driver circuit, and detection circuitry. The output node is configured to electrically couple to a control node of the current controlled switching element. The current controlled switching element is configured to change from operating in an off-state to operating in an on-state when a charge supplied to the control node causes a voltage at the control node to be greater than an activation threshold. The current driver circuit configured to output an activation current to the output node in response to a switching signal indicating to change from operating the current controlled switching element from the off-state to the on-state. The detection circuitry is configured to detect, based on the voltage at the control node, when a switching event has occurred while the current driver circuit outputs the activation current.

Abstract: A semiconductor die includes: a SiC substrate; power and current sense transistors integrated in the substrate such that the current sense transistor mirrors current flow in the main power transistor; a gate terminal electrically connected to gate electrodes of both transistors; a drain terminal electrically connected to a drain region in the substrate and which is common to both transistors; a source terminal electrically connected to source regions of the power transistor; a dual mode sense terminal; and a doped resistor region in the substrate between the transistors. The dual mode sense terminal is electrically connected to source regions of the current sense transistor. The doped resistor region has an opposite conductivity type as the source regions of both transistors and is configured as a temperature sense resistor that electrically connects the source terminal to the dual mode sense terminal.

Abstract: A computer implemented method for processing radar reflections includes receiving radar reflections by at least one radar sensor; determining a target angle under which radar reflections related to a potential target are received by the at least one radar sensor; and determining an energy of radar reflections received by the at least one radar sensor under a pre-determined angular region around the target angle.

Abstract: Electrical connector systems and methods create an electrical connection between a flexible circuit (FC) and a metal terminal of another connector. A reliable electrical connection is achieved with a low-cost tin contact plating, by an automatic FC to metal terminal wiping action with contact force, during the connector to FC assembly process. The connector to FC assembly process is also well suited for automated robotic assembly, which can save costs compared to manual assembly/installation.

Abstract: A device for sensing a motion of a deflectable surface includes a deflectable element having a first side beam deflectable and includes a reflective surface at a second side of the deflectable element, proposing the first side. The device includes an optical emitter for emitting an optical signal towards the reflective surface and an optical receiver for receiving a reflected optical signal from the reflective surface and for providing a reception signal based on a reflective optical signal. The device includes a control unit in communication with the optical receiver for determining information related to the motion of the deflectable element based on the reception signal.

Abstract: The disclosure is directed to a detection device for detecting a fault current (Ifault) at a PV generator and/or at DC lines of a PV installation assigned to the PV generator. The PV generator has at least one first PV string and a second PV string, which are connected to a PV inverter of the PV installation via in each case two DC lines. In this case, the detection device has at least one current transformer and an evaluation circuit connected to the at least one current transformer. The current transformer can be used jointly by the first PV string and the second PV string, wherein a measurement signal of the jointly usable current transformer represents a difference between a first summation current (Isum,1) flowing from the first PV string towards the ground potential (PE) and a second summation current (Isum,2) flowing from the second PV string towards the ground potential (PE).

Abstract: This document describes techniques and systems for vehicle localization based on pose corrections from remote cameras in parking garages and other GNSS denial environments. A system can include a processor and computer-readable storage media comprising instructions that, when executed by the processor, cause the system to determine an estimated pose of the host vehicle within a GNSS denial environment after the host vehicle has been parked at a drop-off area. The system can also receive a corrected pose of the host vehicle from one or more remote cameras in the GNSS denial environment. The instructions further cause the processor to use the corrected pose to determine an updated pose for the host vehicle. In this way, the system can provide highly accurate vehicle localization in GNSS denial environments in a cost-effective manner to support automated valet parking and other autonomous driving functionalities.

Abstract: An adapting device interfaces a wireless power transmitter having a first array of magnets arranged around a source coil in the wireless power transmitter with a wireless power receiver lacking a corresponding array of magnets arranged around a receiver coil in the wireless power receiver. The adapting device includes a planar dielectric substrate and a second array of magnets embedded in the substrate, having a polarization opposite to the first array of magnets, and configured to contain a magnetic flux formed by the first and second array of magnets to the wireless power transmitter and the adapting device.

Abstract: A method includes providing an interposer that includes an electrically insulating substrate, upper contact pads disposed on an upper surface, and lower contact pads disposed on a lower surface, providing a semiconductor package that includes a semiconductor die embedded within a package body and a plurality of package terminals exposed from the package body, providing a first passive electrical element that comprises first and second terminals, forming a first electrical connection between the first terminal of the first passive electrical element and a first one of the lower contact pads via the interposer, forming a second electrical connection between the second terminal of the first passive electrical element and a first one of the package terminals, and forming a third electrical connection between a second one of the package terminals and a second one of the lower contact pads via the interposer.

Abstract: The invention relates to a hydraulic assembly for driving a friction clutch, comprising a hydraulically driveable actuator cylinder, a pump driving the actuator cylinder, wherein the actuator cylinder has a working piston with a working chamber and the working piston moveably arranged in the working chamber divides said working chamber into a main chamber and an auxiliary chamber, at least one control valve which is designed as a multi-port valve and arranged in the line path between the actuator cylinder and the pump, wherein a first supply line leads from the pump to the control valve, whereby a line path is created via a second supply line in a first valve position of the control valve, which leads to the main chamber of the actuator cylinder.

Abstract: A device includes a first semiconductor chip including a first face, wherein a first contact pad is arranged over the first face. The device further includes a second semiconductor chip including a first face, wherein a first contact pad is arranged over the first face, wherein the first semiconductor chip and the second semiconductor chip are arranged such that the first face of the first semiconductor chip faces in a first direction and the first face of the second semiconductor chip faces in a second direction opposite to the first direction. The first semiconductor chip is located laterally outside of an outline of the second semiconductor chip.