Abstract: A method for providing data for creating a digital map. The method includes: detecting surroundings sensor data of the surroundings during a measuring run of a physical system, preferably a vehicle, the surroundings sensor data capturing the surroundings in an at least partially overlapping manner, first surroundings sensor data including three-dimensional information, and second surroundings sensor data including two-dimensional information; extracting, with the aid of a first neural network situated in the physical system, at least one defined object from the first and second surroundings sensor data into first extracted data; and extracting, with the aid of a second neural network situated in the physical system, characteristic features including descriptors from the first extracted data into second extracted data, the descriptors being provided for a defined alignment of the second extracted data in a map creation process.

Abstract: A microelectromechanical structure, including a functional element situated in a cavity of the microelectromechanical structure. The functional element includes an aluminum nitride layer. The cavity is closed by a cap layer. The cap layer includes epitaxial silicon. A method for manufacturing a micromechanical structure is also described.

Abstract: A device and method for activating a conveyor device. An actual value for a pose of a device movable by the conveyor device by a magnetic force action is received. Depending on the actual value for the pose, as a function of a setpoint value for a torque, as a function of a setpoint value for a force, and as a function of a model, a setpoint value for the activation of at least one actuator of the conveyor device is determined. The model is trained to determine setpoint values for the activation of the at least one actuator as a function of actual values for poses of the device and as a function of setpoint values for torques and setpoint values for forces, using which the device is to be moved.

Abstract: A rotary disc valve is used in a fluid delivery system to control flow of fluid between multiple ports of a valve housing. The valve housing may include a valve body and a lid that closes an open end of the valve body. In addition, the valve may include a diverter and seal assembly that are disposed in the valve housing. The diverter is configured to rotate about a rotational axis and to control fluid flow through the valve housing. The seal assembly provides a dynamic seal that is fluid tight within a plane that is perpendicular to the rotational axis. The diverter, the valve body and the seal assembly cooperate to define a fluid passageway that is coaxial with the rotational axis and passes through the seal assembly.

Abstract: Systems and methods for detecting low impact collisions for a vehicle (100). The system includes at least one sensor (99, 110, 111, 115, 120-123, 125-136, 140, 141) and an electronic controller (150). The electronic controller (150) is configured to receive sensor data from the sensor (99, 110, 111, 115, 120-123, 125-136, 140, 141) and determine one or more features of the sensor data received from the at least one sensor. The electronic controller (150) is further configured to determine if a collision has occurred based upon the one or more features of the sensor data, and take at least one action in response to determining that the collision has occurred.

Abstract: The invention relates to a fusible link (100) for installation in a through-opening (4) in a gas tank (1000), having a tension rod (1), a guide sleeve (2) with at least one fluid-guiding duct (2a) for guiding gas out of the gas tank (1000) into the environment of the gas tank (1000), and a fusible sheath (3), wherein the guide sleeve (2) is formed in a ring around the tension rod (1) at least in some sections, and the fusible sheath (3) surrounds the guide sleeve (2) in a sheath-like manner at least in some sections, wherein the tension rod (10) has a tapered section (1a) which tapers in a direction away from the gas tank (1000) when installed in the gas tank (1000), the guide sleeve (2) has at least one predetermined breaking section (2b) which, when the fusible link (100) is installed into the through-opening (4), breaks to introduce fusible material (3a) into the at least one fluid-guiding duct (2a), as a result of which fused material (3a) from the fusible sheath (3) can pass into at least some sections o

Abstract: A mirror device including a micromirror, which is excitable to an oscillatory motion such that a first impingement angle of a beam of light impinging upon its reflective surface varies within a first value range, and a cover element, which is stationary so that, due to the reflection at the reflective surface, the beam impinges upon at least one inner surface of the cover element and partially impinges as reflection beam upon the reflective surface. The cover element is aligned at an incline relative to a neutral position of the micromirror such that a second impingement angle of the reflection beam impinging upon the micromirror lies within a second value range outside the first value range. The reflective surface has a coating, which has a reflection coefficient of at least 0.6 for the first value range and a reflection coefficient of maximally 0.4 for the second value range.

Abstract: A sensor arrangement includes at least one sensor which is connected to a first control unit and a second control unit. The at least one sensor has two sensor connections, and each of the sensor connections of the at least one sensor is electrically connected to an assigned node. Each node is respectively connected downstream of a control unit input of the first control unit and respectively connected upstream of a control unit input of the second control unit.

Abstract: A portable power tool includes an electromotive drive with an output shaft defining a first axis and having a first end portion and a second opposite end portion. The first end portion is between a mounted machining tool and the second end portion. The electromotive drive is received in a first power tool housing portion and includes a stator having a first stator end defining a first plane and a second stator end defining a second plane, the first plane is located between the first end portion and the second plane. A second power tool housing portion defines a handle gripping portion with a first surface defining a third plane which intersects the output shaft at a location whereat the first plane is between the third plane and the second plane. A second surface portion opposite the first surface portion defines a fourth plane parallel to the third plane.

Abstract: A micromechanical component for a capacitive pressure sensor device includes a substrate; a frame structure that frames a partial surface; a membrane that is tensioned by the frame structure such that a self-supporting region of the membrane extends over the framed partial surface and an internal volume with a reference pressure therein is sealed in an airtight fashion, the self-supporting region of the membrane being deformable by a physical pressure on an external side of the self-supporting region that not equal to the reference pressure; a measurement electrode situated on the framed partial surface; and a reference measurement electrode that is situated on the framed partial surface and is electrically insulated from the measurement electrode.

Abstract: Method for diagnosing at least one exhaust gas sensor (22;24;26) of an internal combustion engine (10) disposed in an exhaust duct (21), where ambient air (12) is actively introduced into the exhaust duct (21) by means of a device (27), when an operating state is present in which the internal combustion engine (10) does not produce an exhaust gas mass flow, and the diagnosis of the at least one exhaust gas sensor (22;24;26) disposed in the exhaust duct (21) is subsequently carried out.

Abstract: A method for operating an exhaust burner with a secondary air system downstream of a combustion engine of a motor vehicle. The method includes: activating an ignition device as a function of a release condition, the ignition device being heated up to a specifiable target temperature; metering fuel at a first time point into a combustion chamber of the exhaust burner at a first injection frequency using an injection valve, and the combustion chamber not being actively supplied with air; setting a first target air-mass flow using a secondary air system at a further, second time point, wherein the air-mass flow is increased strictly monotonically; controlling the air-fuel ratio to a first target air-fuel ratio as a function of a lambda sensor starting from the second time point, and metering fuel at a second injection frequency; setting a second target air-mass flow at a further, third time point.

Abstract: A user station for a serial bus system and a method for error signaling for a message received in a serial bus system are provided. The user station includes a communication control unit for creating a message to be transmitted serially to at least one further user station of the bus system, or for reading a message, received serially from at least one further user station, and a transceiver device for transmitting the created message on a bus line or for receiving a message from the bus line, the communication control unit and/or the transceiver device provide an ACK time window for an ACK signal and/or a NACK time window for a NACK signal in the message to be transmitted for a signaling of whether or not at least one further user station has identified an error in the transmitted message.

Abstract: A user station for a serial bus system and a method for communication in a serial bus system. The user station includes an application for carrying out a task, a transceiver unit for serially receiving a message in the form of a frame from a bus of the bus system, via which user stations of the bus system exchange messages with one another, and a filter module for filtering the received frame. The filter module for filtering is designed to check at least two segments of the frame separately to determine whether or not the received frame is to be passed on to the application.

Abstract: The present invention relates to a method for short-circuit detection by saturation detection in power semiconductor switches and to a corresponding device. A reference voltage (Uref) is provided as a function of a supply voltage (UVDD) of a power semiconductor switch. A differential voltage (Udiff) is generated from the difference of a voltage drop (U?) of a load path of the power semiconductor switch and the provided reference voltage (Uref). The generated differential voltage (Udiff) is compared with a predetermined threshold voltage (Ulim). A short-circuit current in the load path of the power semiconductor switch is detected when the differential voltage (Udiff) exceeds the threshold voltage (Ulim). In this case, the power semiconductor switch is opened.

Abstract: A method for assessing a camera calibration. In the method, a first quality measure is ascertained, a systematic error having to be assessed using the first quality measure, the assessment being carried out with respect to errors remaining after a calibration, an overall calibration object including at least one calibration object being virtually segmented into calibration objects, a detector noise being estimated for each calibration object, which are combined to form an overall estimate, which is compared with an estimate of the detector noise of the overall calibration object.

Abstract: A coupling of two electronic apparatuses for a wireless information exchange. The coupling is authenticated through the evaluation of motion patterns previously executed by the apparatuses.

Abstract: A method for transmitting data from an actuator to a control unit controlling the actuator. The control unit controls a piezoelectric element contained in the actuator. In order to transmit the data, in the actuator, a load being or not being connected in parallel with the piezoelectric element.

Abstract: The invention relates to a method for producing graphene fibres, comprising the following steps: a. providing single- or multi-layer graphene or graphene oxide platelets based on graphene or graphene oxide; b applying a transition metal or a transition metal oxide to the graphene or graphene oxide platelets by means of a deposition method; c. spinning, in particular wet-spinning or dry-spinning, a graphene fibre or graphene oxide fibre by injecting a spinning solution, in which the graphene or graphene oxide platelets obtained in step b) are dispersed; d.