Abstract: A method for manufacturing an objective. A component at risk of icing up, for example an optical lens or a radiation-permeable cover, is inserted into a housing and connected to, preferably braced against, the housing, by an interconnection of a heating ring made of an electrically conductive elastomer material. An objective, and an imager module that includes an objective are also description.

Abstract: A spectrometer device includes an optical interference filter which is designed to filter specific wavelength ranges of an incident light beam on passage through the optical interference filter. The spectrometer device also includes a detector device which is designed to detect the filtered light beam. Further, the spectrometer device includes a focusing device with a reflective surface. The focusing device is designed to focus the filtered light beam onto the detector device by reflection on the surface.

Abstract: A fan includes a hub configured to be driven by motor to rotate about a fan rotational axis, blades that protrude radially from the hub and a band that surrounds the rotational axis and connects the tips of the blades. The band includes structurally-reinforcing thickened regions that protrude from outer surface of the band in a direction away from the hub. A thickened region is disposed between respective tips of each pair of adjacent blades. Each thickened portion bridges a knit-line of the band.

Abstract: A multi-port rotary disc valve includes a valve housing having chamber walls that segregate an internal space of the housing into subchambers that each provide a portion of one or more fluid paths through the valve housing. The valve housing includes valve ports, where each valve port communicates with a subchamber and is an axially-extending through hole that resides in a plane that is common to all valve ports. The valve also includes a diverter assembly that is disposed in one of the subchambers and is configured to control fluid flow through the valve housing. The valve also includes seal assemblies disposed in the chamber so as to be aligned with the diverter assembly along a rotational axis of the diverter assembly.

Abstract: A wiper blade (10), in particular for a motor vehicle, is disclosed. This comprises a wiper strip (12), a fluid channel (28), which has a channel diameter (DK), for conducting a cleaning liquid, and an end cap (18). According to the invention, the end cap (18) has a blocking plug (30) that has a blocking diameter (DB) which is smaller than the channel diameter (DK).

Abstract: A computing device, in particular, for a control unit of a motor vehicle. The computing device is configured to receive messages from at least one external unit. The computing device is configured to store the received messages at least temporarily and to transmit a plurality of the received messages to a cryptographic module, which is configured to execute a check of the transmitted messages.

Abstract: Disclosed in the present invention is a method for automatically avoiding or mitigating a potential collision of an external moving object with a motor vehicle, the method comprising: detecting whether a potential collision of the motor vehicle with the external moving object exists under a predetermined activation condition; and if it is determined that a potential collision exists, automatically changing a movement characteristic of the motor vehicle without changing a direction currently indicated by a steering wheel when the motor vehicle meets a predetermined movement condition, in order to avoid or mitigate the occurrence of the potential collision. Also disclosed are a corresponding control system for a motor vehicle, a corresponding computer-readable storage medium and a corresponding motor vehicle.

Abstract: A computer-implemented method for training a classifier, particularly a binary classifier, for classifying input signals to optimize performance according to a non-decomposable metric that measures an alignment between classifications corresponding to input signals of a set of training data and corresponding predicted classifications of the input signals obtained from the classifier. The method includes providing weighting factors that characterize how the non-decomposable metric depends on a plurality of terms from a confusion matrix of the classifications and the predicted classifications, and training the classifier depending on the provided weighting factors.

Abstract: A user station for a serial bus system. The user station includes a communication control device for controlling a communication of the user station with another user station, and a transceiver device for transmitting a transmission signal, generated by the communication control device, onto a bus, so that for a message that is exchanged between user stations of the bus system, the bit time of a signal transmitted in the first communication phase is different from a bit time of a signal transmitted in the second communication phase. The communication control device generates the transmission signal according to a frame in which fields for a header check sum and a frame check sum. The communication control device computes the header check sum from all bits in the header of a frame that is formed for the message, except for fixed stuff bits that have been inserted into the header.

Abstract: A method for determining a current viewing direction of a user of a pair of data glasses having a virtual retina scan display. The method includes at least the method steps: projecting at least substantially parallel infrared laser beams onto an eye of a user of the data glasses, acquiring two-dimensional images from the infrared laser beams reflected back by the eye of the user, and determining pupil contours in the acquired two-dimensional images. The instantaneous viewing direction of the user of the data glasses is ascertained from a comparison of an instantaneous elliptical shape of the pupil contour with an elliptical shape of a reference pupil contour.

Abstract: A method for predicting at least one future velocity vector and/or a future pose of a pedestrian in an area of prediction. A map of a surrounding environment of the pedestrian and current velocity vectors of other pedestrians in the area of prediction are taken into account in the prediction.

Abstract: The invention relates to a signal level display (2) for an audio device (1), comprising a first lamp (7) of a first color and a second lamp (8) of a second color, and comprising a control device (10) for controlling the lamps (7), (8) on the basis of a signal level to be displayed, wherein the control device (10) is designed to display the signal level in at least three stages by means of the lamps (7), (8), wherein the control device (10) is designed to control at least one of the lamps (7), (8) in such a way that, in order to display the different stages of the signal level, the lamp (7), (8) is operated in at least two different intensities not equal to zero.

Abstract: A method for certifying map elements for safety-critical driving functions by a control unit, at least one observation variable of at least one mapping step being ascertained by at least one map element after an implementation of the mapping step by a monitoring function, and being compared with a setpoint value of the observation variable, at least one result value being calculated based on a comparison of the observation variable with the setpoint value of the observation variable for the at least one mapping step by the monitoring function, the at least one result value being stored as a certificate and being linked with the at least one map element. A control unit, a computer program as well as a machine-readable memory medium are also described.

Abstract: A method for detecting a loosened bolted wheel joint on a wheel of a vehicle. The angular velocity of a hub of the wheel is evaluated. A periodic wheel modulation of the angular velocity is ascertained. An oscillation of the wheel generated due to the loosened bolted wheel joint is detected, using a step-change in a phase angle of the modulation by an expected angular increment, which is a function of the number of bolts.

Abstract: A micromechanical rate-of-rotation sensor set-up, including a first rate-of-rotation sensor device capable of being driven rotationally by a driving device via a drive frame device, so as to oscillate about a first axis, and is for measuring a first outer rate of rotation about a second axis and a second outer rate of rotation about a third axis; and a second rate-of-rotation sensor device capable of being driven by the driving device via the drive frame device, so as to oscillate linearly along the second axis, and is for measuring a third outer rate of rotation about the first axis. The first rate-of-rotation sensor device is connected to the second rate-of-rotation sensor device by the drive frame device. The drive frame device includes a first and second drive frame, which may be driven by the driving device in phase opposition, along the third axis, in an oscillatory manner.

Abstract: Fuel cell alloy bipolar plates. The alloys may be used as a coating or bulk material. The alloys and metallic glasses may be particularly suitable for proton-exchange membrane fuel cells because of they may exhibit reduced weights and/or better corrosion resistance. The alloys may include any of the following AlxCuyTiz, AlxFeyNiz, AlxMnyNiz, AlxNiyTiz, CuxFeyTiz, CuxNiyTiz, AlxFeySiz, AlxMnySiz, AlxNiySiz, NixSiyTiz, and CxFeySiz. The alloys or metallic glass may be doped with various dopants to improve glass forming ability, mechanical strength, ductility, electrical or thermal conductivities, hydrophobicity, and/or corrosion resistance.

Abstract: A vehicle brake device component, which has a first connection element including a sealing edge and a second connection element including a sealing surface, the sealing edge being placed tightly against the sealing surface in an initial position prior to a temperature change, and at least one of the two connection elements undergoes a change in size during the temperature change, in the process of which the sealing edge is displaced into an end position relative to the sealing surface, the sealing surface being developed in such a way that the sealing edge is placed tightly against it also in the end position.

Abstract: A rotor (1) of an electrical machine is already known, comprising a rotor body (3) which can be rotated about a rotor axis (2) and comprising several cooling ducts (5) which have a cooling duct opening (8.1, 8.2) at each of its ends, wherein one cooling duct opening (8.1) of one of the cooling ducts (5) is arranged radially further outside than the other cooling duct opening (8.2) of the same cooling duct (5). The driving force for generating an airflow through the cooling ducts (5) is generated by a radial offset between a channel of a hollow shaft of the rotor and one of the cooling duct openings of the rotor. In the rotor (1) according to the invention, the driving force for generating the airflow is generated solely in the cooling duct (5) in question of the rotor (1). According to the invention: the first cover element (10) covers the radially innermost partial cross-section of the cooling duct opening (8.