Abstract: A power network for a motor vehicle includes a first partial power network connected to a supply potential, a second partial power network, and a coupling element which couples the second partial power network to the supply potential via the first partial power network. The coupling element has a reversible disconnect function, such that the coupling element reversibly decouples the first partial power network from the second partial power network based on a physical value of the first partial power network.

Abstract: A method for operating a dual-clutch transmission having a first partial transmission, a second partial transmission, a first clutch assigned to the first partial transmission, and a second clutch assigned to the second partial transmission, in which the dual-clutch transmission is shifted into a parking lock state. The dual-clutch transmission is shifted into the parking lock state by the following steps: while a first gear of one of the partial transmissions is engaged: carrying out an engagement process provided for engaging a second gear of the one partial transmission; determining that the second gear is not engaged despite the engagement process being carried out; selecting a third gear of the dual-clutch transmission different from the first gear and from the second gear; and engaging the selected third gear such that in the park lock condition, the first gear and the third gear are at least temporarily engaged simultaneously.

Abstract: A method for operating a dual clutch transmission of a motor vehicle having a first partial transmission, a second partial transmission, and a transmission output shaft common to the partial transmissions and drivable both by the first partial transmission and by the second partial transmission, in which the dual clutch transmission is in a parking lock state in which two gears of one of the partial transmissions are engaged simultaneously. The following steps are carried out to exit the parking lock state: Introducing a torque caused by a drive element of the motor vehicle via the transmission output shaft common to the one partial transmissions into the one and/or other partial transmission while the gears of the partial transmission are engaged; and disengaging at least one of the gears of the one partial transmission engaged simultaneously in step a).

Abstract: A motor vehicle comprising a sensor device for detecting the position and the distance from an object located in front of the motor vehicle and a device for projecting a light marker onto the ground in the region of the object, wherein the device is configured, on the basis of the detected position and distance data, to project either a round or polygonal light marker on a region around the object, wherein this is dimensioned is such a way that its border is indicates a minimum distance to be maintained around the object when driving past, and/or the device is configured to generate a linear light marker and project it on the ground into the region in front of the motor vehicle running by the object in such a way that the distance of the light marker corresponds to the minimum distance to be maintained from the object when driving past and indicates when the motor vehicle can reenter the lane after passing the object while maintaining a safe distance.

Abstract: The described examples may relate to a method of operating an on-board power supply of an electrically drivable motor vehicle, in which at least one electrical machine is supplied with electrical energy from a vehicle battery connected to the on-board power supply via an inverter connected to the on-board power supply in an intended drive operation, and the inverter may include a radio interference suppression filter to reduce grid-bound interferences. In an example, at least the inverter may be electrically disconnected from the on-board power supply in a charging operation.

Abstract: A reflector device includes a reflector element having a reflection surface that reflects light waves incident on the reflection surface. The reflector element has a predefined shape and a rear side situated opposite the reflection surface. The reflector device has a shell element having a depression to receive the reflector element. The reflector element is mounted in the depression such that the reflection surface of the reflector element faces away from the depression. The reflector device has a covering element having a transparent portion, through which the reflection surface of the reflector element is visible. The covering element is arranged against the shell element to form a container for the reflector element.

Abstract: A method for the production of an electrode for a fuel cell is provided that comprises providing a multitude of catalyst particles carried on at least one electrically conductive particle carrier, and depositing one or more atomic or molecular layers of an ionomer from the gas phase on the catalyst particles and/or the at least one particle carrier, thereby forming a proton-conducting ionomer coating. Furthermore, an electrode for a fuel cell is also provided.

Abstract: A method is disclosed for the thermal conditioning of an electrochemical accumulator of a vehicle, wherein data are received and/or ascertained, and the data comprise a planned or expected parking duration, ambient data of the vehicle, thermal properties of the electrochemical accumulator, the received and/or ascertained data are evaluated, and based on the evaluated data steps are taken for the thermal conditioning of the electrochemical accumulator by the control unit prior to a parking of the vehicle, during a parking of the vehicle, or after a parking of the vehicle, wherein the steps for the thermal conditioning of the electrochemical accumulator remove or add thermal energy directly or indirectly to or from the electrochemical accumulator by a battery cooling circuit and/or a main cooling circuit of the vehicle.

Abstract: A gesture recognition and control device recognizes a mobile terminal and ascertains a current graphical user interface generated by a display device of the mobile terminal. The gesture recognition and control device provides an output signal describing, as display content, the graphical user interface generated by the display device of the mobile terminal, and transmits the output signal to an output apparatus that can be worn on the head for outputting the display content in a predefined output region in the interior of the motor vehicle as part of augmented reality or virtual reality output by the output apparatus. During the process of outputting the display content, the gesture recognition and control device recognizes a spatial gesture of the user, generates a remote control signal for triggering an operating function of the mobile terminal, and transmits the remote control signal to a control device of the recognized mobile terminal.

Abstract: A method and an operator control device operate an infotainment system. The operator control device has a control unit, an audio device, an actuating element, and a touch-sensitive display device, which is mounted so as to be movable and is designed to display at least one graphical control element. The touch-sensitive display device moves during an actuating action and thus activates the actuating element. The control unit determines an actuation position of the actuating action on the touch-sensitive display device when the actuating element is activated and compares said actuation position with a display position of the at least one graphical control element. The audio device is actuated to output an audible signal when the actuation position matches the display position.

Abstract: A method for operating a mobile device via a motor vehicle. The method includes providing an application program, in particular an app, on the mobile device; coupling, in particular wireless coupling of the mobile device with the motor vehicle; transmitting control data to an output device of the motor vehicle and outputting output data through the output device; receiving an input at an input device of the motor vehicle; transmitting corresponding input data through the motor vehicle to the mobile device; and using the input data when operating the application program.

Abstract: The disclosure relates to an operating method for an autonomously operatable device. According to the method, sensor data relating to a current surroundings condition of the device are detected using at least one sensor device in an autonomous operating mode, and the sensor data is supplied to a control algorithm which is implemented as a machine learning algorithm and which learns in a self-contained manner. The control algorithm estimates the current surroundings condition of the device on the basis of the sensor data and makes a control decision. A degree of quality relating to the control decision is ascertained using a monitoring algorithm which is independent of the control algorithm, and the device is operated according to the control decision depending on the ascertained degree of quality of the control decision or the control decision is rejected and the device is set to a secure operating state.

Abstract: The disclosure relates to a method of providing a current local environment status map for a motor vehicle, and to a motor vehicle and a system for carrying out the method. The method includes generating own driving situation data which describe a current, position-related vehicle parameter of the motor vehicle, and generating environment situation data which describe a current arrangement of a further motor vehicle located in a predefined environment of the motor vehicle. The method also includes generating, based on these data, a vehicle environment map which describes a current local traffic situation in the predefined environment. The further vehicle environment maps of the environment of the vehicle are received from the further motor vehicle and are combined with the generated vehicle environment map using a map data evaluation criterion in order to generate an improved current local environment status map for the motor vehicle.

Abstract: The present disclosure relates to a method for determining a predictive ego speed of a vehicle traveling along a predetermined route for at least one location or at least one section of the route, by determining an average speed currently traveled by road users at the location or the section, determining a first average speed which is so low that it is to be assumed that the ego speed of the vehicle, at this location or this section, corresponds to the average speed of traffic density, determining a second average speed that is so high that it is to be assumed that the traffic density at this location or this section does not influence the ego speed of the vehicle, if the average speed is between the first average speed and the second average speed, determining the predictive ego speed on the basis of the average speed and by means of an interpolation between the first average speed and the second average speed.

Abstract: A process arrangement for carrying out a fully automatic setting process, in which a setting device drives a clip element into a component pilot hole. The process arrangement has a transfer unit, in particular a robot, to which the setting device is attached, and the transfer unit is adjustable between a pickup position, in which the setting device grabs the clip element, and a setting position, in which the setting device drives the clip element into the component pilot hole.

Abstract: The present disclosure relates to a control device for redundant execution of an operating function, wherein the control device comprises at least a first processor unit and a second processor unit and a plurality of peripheral units and a first switching unit is provided for the first processor unit and a second switching unit is provided for the second processor unit, and wherein the control device is designed in a first operating mode to execute the operating function by means of the first processor unit and in the meantime to execute a predetermined auxiliary function by means of the second processor unit.

Abstract: An electrical energy system includes a fuel cell, a high-voltage battery, a direct-current converter with electrical isolation arranged between the fuel cell and the high-voltage battery, and a mains charging device connected between the fuel cell and the direct-current converter, wherein the mains charging device contains a rectifier but no DC-to-DC converter with electrical isolation. A method for operating such an electrical energy system for a motor vehicle includes charging the high-voltage battery by using the rectifier to rectify a mains voltage and passing the rectified mains voltage on to the high-voltage battery via the direct-current converter arranged between the fuel cell and the high-voltage battery.