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: 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 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 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 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: 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 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: 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.

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: A battery arrangement in a vehicle including at least two body supports of the vehicle, between which there is a receiving space, at least one battery, which is arranged at least in some areas in the receiving space between the body supports. At least on one side of the battery there is a distance between a body support and a boundary surface of the battery, and at least one fixing element which bridges or fills the distance in an installed state and is transferable to a mounting state in which the fixing element does not or only partially bridges or fills the distance.

Abstract: A method for laser-based deep welding of at least two parts to be joined, in which a laser beam device generates a laser beam with a deep welding laser beam component, which is moved at a feed rate along a joint. The deep welding laser beam component generates a vapor capillary in the material of the parts to be joined, which capillary is surrounded by a melt pool and which moves with the laser beam in the welding direction through the material of the parts to be joined, forming a capillary flow, in which a metal melt located at the capillary front flows via melt pool channels formed on both sides of the vapor capillary in the direction of the capillary rear side and solidifies there.

Abstract: A protective arrangement for a motor vehicle for protecting a high-voltage battery of the motor vehicle from the penetration of liquid. The protective arrangement has an electrical component connected to the high-voltage battery via a cable, which component has a drainage device with a drain opening and a closure, by which the drain opening can be released depending on the pressure, a cooling circuit with a circuit component arranged on the component housing, through which component a coolant can flow, and with a pump to pump coolant through the circuit component, and a control device, which is designed to control the pump depending on detection of at least a probable penetration of coolant into the component housing in such a way that an increased pump power is at least temporarily provided by the same if the pump is not yet in a state of maximum pump performance.

Abstract: A fuel cell device is provided comprising a fuel cell stack, which is formed from a plurality of unit cells which are stacked one above the other in a stacking direction and which each have one or more media channels and a membrane electrode assembly, which comprises a cathode, an anode and a membrane arranged between the cathode and the anode, as well as comprising a media guide extending essentially in parallel to the stacking direction. The media guide can be or is connected to the fuel cell stack in such a way as to guide a medium essentially laterally to the stacking direction into or out of the media channels of the unit cells of the fuel cell stack.

Abstract: A fuel cell assembly has a first gas diffusion layer on the cathode side, a second gas diffusion layer on the anode side, a membrane located between the first gas diffusion layer and the second gas diffusion layer, a first electrode located between the membrane and the first gas diffusion layer and a second electrode located between the membrane and the second gas diffusion layer, and a frame with a recess, held by means of an adhesive layer against the gas diffusion layers. One of the electrodes is arranged on one of the gas diffusion layers to form a gas diffusion electrode, while the other of the electrodes is arranged on the side of the membrane opposite the gas diffusion electrode to form a one-sided membrane electrode arrangement. The electrode-free side of the membrane is bound to the frame directly by the adhesive layer. A fuel cell device and a motor vehicle having a fuel cell device are also provided.

Abstract: Power electronics arrangement including a printed circuit board and at least one power module fastened on the printed circuit board, which has one or more electronic components potted by a potting compound. At least one module connecting point of the power module is electrically contacted with at least one board connecting point of the printed circuit board by an electrically conductive pin. A base section of the pin is fastened on the module connecting point or on the board connecting point, and the end of the pin opposite to the base section is pressed in the installation position into a contacting opening assigned or assignable to the respective other connecting point.

Abstract: A dual clutch transmission for a motor vehicle, with a first sub-transmission, with a second sub-transmission, with a first clutch associated with the first sub-transmission, and with a second clutch associated with the second sub-transmission. The dual clutch transmission is designed to be shifted into a parking lock state, in which two gears of one of the sub-transmissions are simultaneously engaged, and in the lock state, the two gears of the one first sub-transmission are simultaneously engaged. A first gear wheel of a first of the gears, which is designed as loose wheel and rotatably arranged on a first shaft of the dual clutch transmission, is connected in a torque-proof manner to the first shaft, by a first switching element.