Abstract: A method for predicting a false positive detection by a radar sensor includes simulating a radar signal, determining a plurality of reflected radar signal rays based on the simulated radar signal and data regarding at least one vehicle component that may be a source of a false positive detection based on received reflected radar signal rays, selecting detectable rays from the reflected radar signal rays, determining an energy level for each detectable ray based on a reflectivity of the at least one vehicle component, clustering at least some of the detectable rays based on a distance between a reflection origin location of at least two of the detectable rays being within a predefined range, determining an energy level of clustered detectable rays, and determining a false positive based on the determined energy level of the clustered detectable rays being above an energy threshold.

Abstract: A test fixture for PCB components is described herein. The test fixture comprises a shim with an aperture configured to direct RF energy from a component of a PCB, via an end of the PCB, and to a top clamp of the test fixture. The end of the PCB may correspond to a cut line of a destructive test. The test fixture also comprises the top clamp with a test port and a taper configured to direct the RF energy from the aperture to the test port. The test fixture also comprises a bottom clamp attached to the top clamp to retain the PCB between the top and bottom clamps for testing. The test fixture allows for quick mounting of the PCB and testing of the component without modifying a design of the PCB or requiring specific drilling of the PCB.

Abstract: A system and method for shaping a flexible circuit (FC) having a set of conductive traces disposed within a set of insulation layers and a shaped FC, each involve using a non-conductive tool defining complimentary first and second tool portions and a shape therebetween, the tool being configured to receive a portion of the FC therebetween the first and second tool portions, a set of conductive heating elements arranged substantially in parallel with each other and disposed within the first and second tool portions, and a power source configured to provide power to the conductive heating elements causing the conductive heating elements to generate heat energy to shape the FC portion without removing any of the FC portion.

Abstract: According to various embodiments, a radar system is described including a direction of arrival pre-processor configured to, for a detected peak, obtain a Doppler Fourier transform result vector, generate a spatial covariance matrix for the Doppler Fourier transform result vector, and generate an additional spatial covariance matrix by inputting the spatial covariance matrix to a machine learning model trained to predict, from an input spatial covariance matrix, an output spatial covariance matrix such that the output spatial covariance matrix corresponds to a different chirp center frequency than the input covariance spatial covariance matrix and including a direction of arrival estimator configured to perform direction-of-arrival estimation using the additional spatial covariance matrix.

Abstract: A method for a radar system having a plurality of antennas is provided. The method includes processing a plurality of radar signals for determining a distance between the radar system and at least one target and a velocity of the at least one target, thereby forming a plurality of processed radar signals. Each radar signal of the plurality of radar signals is received by an associated antenna of the plurality of antennas. The plurality of processed radar signals are digitally beamformed for at least one beam direction, thereby forming a plurality of beamformed radar signals. The plurality of beamformed radar signals are summed from the plurality of antennas per beam direction.

Abstract: A sump arrangement for a transmission includes a first sump arranged for receiving a hydraulic fluid at a first location, a second sump arranged for receiving the hydraulic fluid at a second location, different than the first location, a transmission pump with an inlet, and a valve for selectively hydraulically connecting the inlet to the first sump or to the second sump. The transmission pump is arranged for pumping the hydraulic fluid through the transmission. In some example embodiments, the valve is a spool valve. In an example embodiment, the valve is an inertia valve.

Abstract: An electric machine includes a stator having a winding including a plurality of conductors assigned to one or more phases and at least one temperature sensor assembly having a temperature sensor section with a temperature sensor for detecting the temperature of the winding. The ends of at least one part of the conductors on the inner or outer circumference of the winding protrude axially or radially over the winding, wherein an interconnection ring comprising at least one conductor bridge is placed axially or radially on the winding. The ends of at least two respective conductors assigned to a phase protrude radially or axially outwards. The temperature sensor section has a sensor housing which is introduced into a housing recess provided on the interconnection ring in such a way that the temperature sensor is in thermal contact with the connection conductor or the conductor bridge.

Abstract: A power cable assembly and a power distribution system incorporate an integrated cooling system. The power cable assembly includes a power cable core having an electrical conductor, an electrical conductor extending longitudinally, a plurality of longitudinally extending cooling pipes, and a thermal interface material (TIM) surrounding the cooling pipes and electrical conductor. The TIM is configured to thermally couple an external surface of the thermally conductive wall of each cooling pipe with an external surface of the insulating material of the electrical conductor such that the heat generated at the electrical conductor is transferred to the coolant medium circulating in the interior channel via the external surface of the cooling pipes over a heat transfer region.

Abstract: A device for an image sensor is provided. The device includes a semiconductor device having a photo-sensitive region and a metallization stack for electrically contacting the photo-sensitive region. The photo-sensitive region is configured to generate an electric signal based on incident light. Further, the device includes an optical stack formed on a surface of the semiconductor device and configured to guide the incident light towards the photo-sensitive region. The optical stack includes a plurality of regions stacked on top of each other. The plurality of regions includes a filter region configured to selectively transmit the incident light only in a target wavelength range.

Abstract: An electronic circuit includes a data bus, a first module, and a second module. The first module is coupled to the data bus and corresponds to a first address. The first module performs a first function and includes a first storage location for first configuration data for the first function and first error checking data. The first module also includes a first local configuration checker having a first identification code. The first error checking data is based on the first configuration data and the first identification code. The second module is coupled to the data bus and corresponds to a second address. The second module performs a second function and includes a second storage location for second configuration data and second error checking data. The second module also includes a second local configuration checker having a second identification code that is distinct from the first identification code.

Abstract: A package and method of manufacturing a package is disclosed. In one example, a package for encapsulating an electronic component includes a first cured mold compound, wherein the first cured mold compound includes a resin and filler particles embedded in the resin. The filler particles include a second cured mold compound. The first cured mold compound is based on a first curing act and the second cured mold compound is based on a second curing act different from the first curing act.

Abstract: Provided is a data transmission system, a vehicle comprising the data transmission system, a data transmission method and a computer program. Specifically, the system comprises a centralized controller, a publisher entity and a subscriber entity; wherein the publisher entity and the subscriber entity are compiled with a predefined data format; the publisher entity registers at the centralized controller with topic information; the centralized controller, upon registration of the publisher entity, stores the topic information with information for registering at the publisher entity; the subscriber entity subscribes at the centralized controller to the topic information; the centralized controller, upon subscription of the subscriber entity, provides to the subscriber entity information for registering at the publisher entity; and the subscriber entity creates the communication channel between the publisher entity and the subscriber entity based on the information for registering at the publisher entity.

Abstract: This document describes techniques and systems of a radar system with paired one-dimensional (1D) and two-dimensional (2D) antenna arrays. Even with fewer antenna elements than a traditional radar system, the paired arrays enable an example radar system to have a comparable angular resolution at a lower cost. For example, the 1D array includes antenna elements positioned in a first direction (e.g., azimuth direction) and spaced by a first distance and a second distance. The 2D array includes at least four other antenna elements positioned in the first direction and a second direction (e.g., elevation direction). The other antenna elements are spaced by a third distance in the second direction and by the sum of the first direction and the second direction in the first direction. A processor can associate, using shared angle estimates, angles in the first direction and the second direction for respective objects.

Abstract: A drive system (1) having a unipolar machine (2) and a fuel cell (3) for supplying the unipolar machine (2) with electrical energy. The fuel cell (3) can be arranged in a ring shape around a rotor shaft (5) of a rotor (4) of the unipolar machine (2). The unipolar machine (2) can be provided in a motor vehicle (600) to supply a traction torque.

Abstract: A motor braking procedure is controlled for an electric motor that provides a drive torque for a vehicle and is driven electrically by an inverter circuit having a plurality of switching elements via at least two motor connections and has a rotor rotatable at a motor speed. A braking switch position is adopted by the inverter circuit in braking switch position intervals. An open switch position is adopted by the inverter circuit in open switch position intervals. The braking switch position intervals are alternately switched with the open switch position intervals based on a motor speed being less than a limit speed during the motor braking procedure. The rotor, during the electric motor braking procedure, is subject to a speed-dependent braking torque based on the inverter circuit adopting a braking switch position and is subject to a braking torque less than that in the braking switch position or no braking torque based on the inverter circuit adopting an open switch position.

Abstract: Systems and methods for an electrical connector (e.g., of a vehicle) include a housing and a terminal at least partially disposed in the housing, defining a set of angled blade terminals, and configured to electrically connect to (i) an electrical system along a first axis and (ii) a set of exposed conductive circuit traces of a flexible circuit (FC) arranged along a second axis, wherein an acute angle is defined between the first and second axes and corresponds to the set of angled blade terminals.

Abstract: A semiconductor package is disclosed. In one example, the package includes a non-power chip including a first electrical contact arranged at a first main surface of the non-power chip. The semiconductor package further includes a power chip comprising a second electrical contact arranged at a second main surface of the power chip. A first electrical redistribution layer coupled to the first electrical contact and a second electrical redistribution layer coupled to the second electrical contact. When measured in a first direction vertical to at least one of the first main surface or the second main surface, a maximum thickness of at least a section of the first electrical redistribution layer is smaller than a maximum thickness of the second electrical redistribution layer.

Abstract: In an embodiment, a method includes: receiving a global trigger with a first millimeter-wave radar; receiving the global trigger with a second millimeter-wave radar; generating a first internal trigger of the first millimeter-wave radar after a first offset duration from the global trigger; generating a second internal trigger of the second millimeter-wave radar after a second offset duration from the global trigger; start transmitting first millimeter-wave radar signals with the first millimeter-wave radar based on the first internal trigger; and start transmitting second millimeter-wave radar signals with the second millimeter-wave radar based on the second internal trigger, where the second offset duration is different from the first offset duration, and where the first and second millimeter-wave radar signals are transmitted sequentially so as to exhibit no temporal overlap.

Abstract: A computer implemented method for calibrating a radar sensor comprises the following steps carried out by computer hardware components: acquiring a plurality of radar detection data sets; for each of the plurality of radar detection data sets, determining an angle of arrival of the radar detection data under the assumption that the respective radar detection data set is related to a stationary object; for each of the plurality of radar detection data sets, determining a respective set of candidate entries of a calibration matrix of the radar sensor based on the respective angles of arrival determined for the respective plurality of radar detection data sets; and determining a set of entries of the calibration matrix of the radar based on the plurality of sets of candidate entries.

Abstract: A broadcast device (10) for wirelessly broadcasting information pertaining to a first aircraft (1) comprises a positioning device (11) configured to determine a position (PI) of the broadcast device (10). The position comprises a latitude, a longitude, and an altitude. A control unit (12) of the broadcast device (10) is configured to receive this position (PI) via an internal bus. Further, the broadcast devices (10) maintains a list of maximum supported foreign protocol versions (VER2_MAX, VER3 MAX) of nearby foreign broadcast devices (20, 30). The control unit (12) then determines a packet protocol version (VER1) of a data packet (D1) which is dynamically depending on these maximum supported foreign protocol versions (VER2_MAX, VER3_MAX). The data packet (D1) is then broadcasted by means of a radio transmitter (13) of the broadcast device (10). Thus, even older foreign broadcast devices can understand at least some of the broadcasted data packets (D1).