Abstract: A method for ascertaining a state variable of a magnetic actuator at a particular point in time. The method includes a step of reading in and a step of calculating. In the step of reading in, a first sensor value and at least one second sensor value are read in, the first sensor value representing a physical variable identical to that of the second sensor value, and the first sensor value having been detected after the second sensor value. In the step of calculating, the state variable is calculated using the first sensor value and the second sensor value as input variables to at least one approximation function.

Abstract: A hand-held power tool includes an electronically commutated motor including a motor winding. Motor electronics of the hand-held power tool are configured to electronically commutate the motor winding using a selected one of a plurality of electrical precontrol angles, thereby adapting the motor winding to different mechanical load conditions of the electronically commutated motor.

Abstract: A system and method is disclosed for classifying natural language sentences by employing external knowledge to assist in constructing a knowledge base of sentences with a target meaning. The disclosed system and method provide a general sentence classification framework applicable for a knowledge-oriented domain (e.g., domain-specific knowledge). The system and method may be implemented in an intelligent automotive aftermarket assistance tool to assist with the identification of sentences describing specific problems and solutions for car repairs. In addition to the domain adaptability, the system and method is language-independent and could be applicable to any natural written language.

Abstract: A control system and a method for predicting a location of dynamic objects, for example, of pedestrians, which are able to be detected by the sensors of a vehicle. The control system includes a multitude of sensors and a processing system, which is configured to combine with a first program the objects that are detected by the multitude of sensors to form an object list, each entry of the object list encompassing the location, a speed and an open route for each of the objects, and the object list including a time stamp; and to determine with a second program for at least a portion of the dynamic objects an additional object list from a predefined number of object lists, the additional object list including a time stamp for a future point in time and encompassing at least the location of the dynamic objects.

Abstract: A method for adjusting a safety distance between a first vehicle and a second vehicle preceding the first vehicle at a bunched traffic site by at least one control device is disclosed which includes receiving measurement data of at least one sensor unit with the at least one control device. The method includes evaluating the measurement data of the at least one sensor unit with the at least one control device to identify a bunched traffic site in front of the second vehicle and identifying a safety distance of the first vehicle from the second vehicle, wherein the identified safety distance accounts for a possible reverse motion of the second vehicle. The method further includes establishing the identified safety distance with the at least one control device based upon the identified bunched traffic site. A control device, a computer program and a machine-readable storage medium are further disclosed.

Abstract: A method for operating an environment sensor system of a vehicle, in particular of an autonomous motor vehicle, and an environment sensor system. The method includes the steps: producing first image data from a first image of a vehicle environment with the aid of a first sensor, performing a setpoint-actual comparison of the first image data with the second image data, and recognizing an operability of the environment sensor system based on the setpoint-actual comparison, the second image data including standard image data and/or image information from a second image of the vehicle environment, and the operability being recognized with the aid of a first artificial intelligence.

Abstract: A method is described for adapting a position of a seat device of a passenger of a vehicle during and/or prior to a switchover of the vehicle from an automated driving mode to a manual driving mode, the method having at least a step of providing, in which an adjustment signal is provided to an interface to a seat device of the vehicle using a transition signal and a position signal, and the adjustment signal causes a change in the position of the seat device from a comfort position to an upright position, and the transition signal indicates or represents an upcoming transition from an automated driving mode to a manual driving mode of the vehicle, and the position signal indicates or represents the position of the seat device of the passenger, the provision of the adjustment signal taking place when the position signal indicates or represents the comfort position, and/or the provision not taking place when the position signal indicates or represents the upright position; and/or providing a blocking signal in

Abstract: The invention relates to a method for determining the absolute value of the flow velocity (v) of a particle-transporting medium. At least two measurement laser beams (L_i) with linearly independent, non-orthogonal measurement directions (b_i) are emitted. The measurement laser beams (L_i) scattered at particles are detected and one measurement signal (m_i) is generated in each case for each measurement laser beam (L_i).

Abstract: A chamber (1) for hardening building materials comprises sheet metal elements which are insulated from one another and are built on a base plate (5) and which form walls (2) and a ceiling (3). The chamber can be manufactured and operated inexpensively and is suitable both as a curing chamber for concrete blocks and for building materials cured with CO2. To this end, it is proposed that the walls (2) and/or ceiling (3) consist of self-supporting, double-walled sheet metal elements (4) connected to one another in an essentially gas-tight manner, and that the double-walled sheet metal elements (4) of the supply and/or discharge and distribution a gaseous hardening medium from outside the chamber (1) into its interior.

Abstract: A method is provided to check for presence of gas bubbles in an electronically slip-controllable motor vehicle brake system that includes brake circuits to which wheel brakes are connected, a pressure generator to charge the brake circuits with a brake pressure, and sensors to detect an actuating signal of the pressure generator and measure the brake pressures in the brake circuits. Disturbances are recognized by ascertaining from the signal a setpoint value for a brake pressure to be obtained and comparing it to an actual value of the brake pressure or by determining that an actual volume of the pressurizing medium displaced into the brake circuits, ascertainable from the signal, is greater than a limiting value that is determined for a setpoint value for the pressurizing-medium volume to be displaced into the brake circuits in order to generate the actual value of the brake pressure.

Abstract: A laser projection device, including at least one reflector unit having at least one reflector element that is configured to deflect at least one laser beam to be projected, and having at least one drive unit that is configured to excite at least the reflector element into resonant vibration. The laser projection device includes at least one temperature compensation unit, which is configured to acquire a vibrational frequency of at least the reflector element and to ascertain the temperature of the reflector unit from it.

Abstract: The invention relates to an injector arrangement (1) having an injector nozzle (2) for injecting medium into a combustion chamber (3), particularly for injecting fuel into a combustion chamber (3) of an internal combustion engine, and having a sealing ring (20), which is pre-loaded in order to seal against a sealing surface (6) of a cylinder head (4), which comprises a through-hole (5), through which the injection nozzle (2) protrudes into the combustion chamber (3) and in which, in the radial direction between the injection nozzle (2) and the cylinder head (4), a heat protection sleeve (10) is arranged, one end (11) of which, facing the combustion chamber (3), is frictionally connected to the injection nozzle (2) by a radial pressing (12). In order to functionally improve the injector arrangement (1), an end (13) of the heat protection sleeve (10) furthest from the combustion chamber (3) is frictionally connected to the sealing ring (20) by an axial pressing (14).

Abstract: The disclosure relates to a method for the noise optimization of a camera, in particular a handheld thermal imaging camera. Images are captured by means of the camera in at least one method step; at least one movement characteristic variable is detected by means of at least one sensor unit of the camera in at least one method step; and image data of captured images is averaged by means of a computing unit of the camera in at least one method step. At least a number of images to be averaged are determined by means of the computing unit of the camera at least on the basis of an intensity of the detected movement characteristic variable, in particular a change rate, in at least one method step.

Abstract: A method (200) for ascertaining a catalytic converter state is proposed, wherein an exhaust-gas catalytic converter (130) is monitored on the basis of a catalytic converter model. Here, the catalytic converter model is adapted (250) in a manner dependent on measured values detected by means of one or more sensors (145, 147), wherein a frequency and/or a degree of the adaptation of the catalytic converter model is detected (260). The catalytic converter state is ascertained (270) as non-critical if the frequency and/or the degree of the adaptation do not exceed a predeterminable threshold value or is ascertained (270) as critical if the frequency and/or the degree of the adaptation exceed the predeterminable threshold value.

Abstract: A hydraulic coupling bush which is actuated in order to close or open the coupling includes a coupling housing and a bush body which displaceable therein and which has a plug space for receiving a coupling plug, a supply space for fluidic connection to an external supply channel, a low pressure space for fluidic connection to a pressure medium sink, and an interior space connected fluidically to the supply space, a supply seat valve device being provided, via the actuation of which a supply flow path can be configured between the supply space and the plug space, and a relief seat valve device being provided, via the mechanical actuation of which the interior space can be relieved of pressure toward the low pressure space, and via the hydraulic actuation of which, which is dependent on the pressure in the interior space, the pressure in the interior space can be limited.

Abstract: A method for operating a micromechanical inertial sensor, including: translating an acceleration into a deflection of two detection electrodes that are displaced in opposite directions; ascertaining a difference in the spacing of the two detection electrodes; converting the difference in the spacing into an acceleration value using a scaling factor; and applying a linearization process to the acceleration value.

Abstract: A method for determining a friction coefficient for a contact between a tire of a vehicle and a roadway. The method includes processing sensor signals in order to generate processed sensor signals. The sensor signals represent state data that are read in at least by at least one detection device and that are correlatable with the friction coefficient. The processed sensor signals represent at least one preliminary friction coefficient. The method also includes ascertaining the friction coefficient using the processed sensor signals and a regression model.

Abstract: A lane localization system and method that may include a first measurement distance sensor located on a right-hand side of a vehicle and a second measurement distance sensor located on a left-hand side of the vehicle. The system and method may also be operable to receive data from at least one of the first measurement distance sensor or the second measurement distance sensor. The system and method may further determine which lane along a road the vehicle is traveling within based on a comparison a frequency of one or more echoes indicative of one or more objects located on the right-hand side and the left-hand side of the vehicle.

Abstract: A radar sensor head for a radar system. The radar sensor head includes at least one transmitting antenna for generating and at least one receiving antenna for receiving radar waves; a preprocessing unit for defined preprocessing of received data; an interface for connecting the radar sensor head to a data line; and a calibration data unit for at least partially calibrating the transmitting antenna and/or the receiving antenna, calibration data for the transmitting antenna and the receiving antenna being stored using the calibration data unit.