Abstract: An electromagnetic-radiation-reflecting structure that is attached at a location on a user's body. The electromagnetic-radiation-reflecting structure generating, as the user proceeds in usual fashion, a micro-Doppler effect as a result of its attachment at the location on the body so that a radar cross section of the user is increased, a material of the electromagnetic-radiation-reflecting structure having a conductivity greater than 100 S/m or a conductivity less than 100 S/m, a relative permeability between 100 and 105, and a relative permittivity between 1 and 14; or has a conductivity less than 100 S/m, a relative permeability between 1 and 100, and a relative permittivity between 7 and 14; and a surface area of the electromagnetic-radiation-reflecting structure (120) is greater than 1000 mm2.

Abstract: A MIMO radar system including a transmitter array, and a receiver array, the antenna distances in one of the transmitter and receiver arrays being above the Nyquist limit for unambiguous angle measurements, but the antenna distances in the combination of the transmitter and receiver arrays being below this Nyquist limit. The system also includes a control and evaluation unit.

Abstract: A braking system for a vehicle includes a hydraulic vehicle brake with an electric actuator and an electromechanical braking device. The braking system further includes a locking mechanism configured to lock the electric actuator.

Abstract: A LIDAR device, including a housing, and an emitter device that is situated rotatably about a rotation axis and that is designed in such a way that the measuring beams of the emitter device intersect in the area of an exit aperture of the LIDAR device.

Abstract: A method for protecting an electric machine of a motor vehicle, In the method, a switch-on frequency for the electric machine is ascertained as a function of operating parameters of the motor vehicle stored in a control unit. The switch-on frequency is compared to a predefinable first threshold value. At least one further threshold value is preset. The electric machine is switched on in the event a control variance exceeds the at least one further threshold value. In the event the switch-on frequency exceeds the first predefinable threshold value, the at least one further threshold value is adapted in such a way that the switch-on frequency of the electric machine is limited.

Abstract: The invention relates to a method for operating an electric machine (6), and to a control device (10) that is configured to carry out the method. The method comprises a normal mode (?normal) and a special mode (?special) in dependence on a preset target value (Mtarget), wherein the normal mode (?normal) comprises the steps of detecting an operating state, wherein, in the event that the detected operating state is a special state, the special mode (?special) is carried out. The special mode (?special) comprises the steps of modulating a cyclic value (Mcysl) on the present target value (Mtarget) and detecting the operating state, wherein, in the event that the operating state is a normal state, the normal mode (?normal) is carried out.

Abstract: A voice recognition system includes a microphone configured to receive one or more spoken dialogue commands from a user in a voice recognition session. The system also includes a processor in communication with the microphone. The processor is configured to receive one or more audio files associated with one or more audio events associated with the voice recognition system, execute the one or more audio files in a voice recognition session in an audio event, and output a log report indicating a result of the audio events with the voice recognition session.

Abstract: A method for managing a control software of a braking system of a vehicle, the method including downloading, a vehicle-adapted control software from a server via a wireless interface of the vehicle, and flashing a control unit of the braking system with the vehicle-adapted control software.

Abstract: For rotary protection of an external force piston of a power brake pressure generator of a hydraulic vehicle power braking system, axially parallel rotary protection grooves are provided at a circumference of an external force cylinder bore in a hydraulic block of a hydraulic unit of the vehicle power braking system, and tabs of the external force piston protrude into the rotary protection grooves.

Abstract: A method for writing to a non-volatile electronic memory with data words and assigned pieces of index information. The non-volatile electronic memory is initially filled exclusively with empty data frames. The empty data frames are overwritable with multi-data frames and/or individual data frames. A multi-data frame includes a selectable number of sequentially stored data words, and a multi-data frame header. A frame-type marker, the number of data words, and a selectable start index are stored in the multi-data frame header so that each data word is assignable a unique index value from an index interval by incrementing or decrementing. An individual data frame includes one data word and an individual data frame header. A frame-type marker and a selectable index value for the one data word of the individual data frame are stored in the individual data frame header.

Abstract: A method for line assignment of a short-circuit of a broadband lambda sensor having an upper or a lower short-circuit potential, wherein the broadband lambda sensor has a sensor and multiple sensor lines. The method comprises establishing a conductive connection of at least one sensor line of the multiple sensor lines via a limiting resistor to a reference potential; comparing a sensor line potential of at least one sensor line to be checked of the multiple sensor lines to the reference potential or the short-circuit potentials; classifying (105) the at least one sensor line to be checked as not short-circuited with the upper or the lower short-circuit potential if it is established upon the comparison that the at least one sensor line potential is inside the reference potential range or if it is outside the short-circuit potential ranges; and assigning the short-circuit to at least one sensor line not classified as not short-circuited.

Abstract: A method for operating a sensor of a motor vehicle. The method includes: ascertaining an ego trajectory of the sensor, generating adaptation signals for adapting at least one operating parameter of the sensor based on the ascertained ego trajectory and outputting the adaptation signals in order to adapt the at least one operating parameter of the sensor based on the adaptation signals. A device, a sensor system, a motor vehicle, a computer program, and a machine-readable memory medium, are also described.

Abstract: An elevated railway-like transport system. The system includes a carrier system with rail-like or cable-like carrier elements that are fastened in the area of portal-like support elements, and includes self-propelled carriages, each of which includes a drive unit that cooperates with the carrier elements, and a gondola that is connected to the drive unit via a carrier device, preferably in the form of a carrying arm, and that is used for passenger transport and/or cargo transport. The carriages are movable independently of one another along the carrier elements, and a distance is formed between two successive carriages on the same carrier element.

Abstract: A subscriber station for a serial bus system including a communication control device for controlling a communication with another subscriber station and a transceiver device for sending a transmit signal produced by the communication control device as a frame to a bus of the bus system. The bit time of a signal sent to the bus in the first communication phase differs from a bit time of a signal sent in the second communication phase. The communication control device produces the transmit signal, in a first operating mode, for a first frame that is designed according to a specified communication protocol with which other subscriber stations in the bus system communicate, and is designed to produce the transmit signal, in a second operating mode, for a second frame that assigns to at least one bit a different function than is assigned to the bit in the specified communication protocol.

Abstract: A method for operating a transfer device for a differential bus system, including a first bus connection and a second bus connection for connecting to a transfer medium of the differential bus system. The method includes: ascertaining a first variable that characterizes a voltage associated with a first bus line of the bus system, ascertaining a second variable that characterizes a voltage associated with a second bus line of the bus system, ascertaining a third variable that characterizes a sum of the first variable and the second variable for a first bus state, ascertaining a fourth variable that characterizes a sum of the first variable and the second variable for a second bus state, the second bus state being different from the first bus state.

Abstract: A three-dimensional environment analysis method is disclosed. The method includes (i) receiving original point cloud data of a working environment, (ii) processing a map constructed on the basis of the original point cloud data in order to separate out a ground surface, a wall surface and an obstacle in the working environment, (iii) pairing the ground surface with the wall surface according to the degree of proximity between the ground surface and wall surface that are separated out to form one or more adjacent ground-wall pair sets, and (iv) subjecting the one or more adjacent ground-wall pair sets to ray tracing analysis in order to obtain a line-of-sight zone and a non-line-of-sight zone in the working environment. A three-dimensional environment analysis device, a computer storage medium and a wireless sensor system is also disclosed.

Abstract: An in-vehicle sensing module for monitoring a vehicle is disclosed, which is advantageous for use in the context of a shared vehicle service, such as a car rental service, an autonomous taxi service, or a ride sharing service. The in-vehicle sensing module at least includes a controller, a cellular transceiver, and one or more integrated sensors configured to monitor a status of the vehicle. The in-vehicle sensing module utilizes appropriate algorithms, models, or thresholds to interpret sensor data and enrich the data with metadata and event detection. The in-vehicle sensing module uploads relevant sensor data, event data, or other metadata to a cloud storage backend, which is made accessible by authorized third-parties.

Abstract: A wiper device (10) having a wiper arm adapter (16) and having a cover unit (30) which is mounted on the wiper arm adapter (16) so as to be pivotable about a pivot axis (36) between an open position (34) and a closed position (32) and which, in the closed position (32), at least partially covers the wiper arm adapter (16) in relation to an environment. The cover unit (30), in the closed position (32), is displaceable translationally between an unlocked position (38) and a locked position (40).

Abstract: A method for providing a detection-signal for objects to be detected—at least a first and second light-beam including different frequencies being generated with a first optical non-linear 3-wave-process from a light-beam of a light-source including an output-frequency, and the first light-beam including a reference-frequency being detected, and the second light-beam including an object-frequency being emitted and received after reflection on an object, and the light-beam including the output-frequency and the second light-beam including the object-frequency being superposed, and a reference-beam including a reference-frequency being generated with a second optical non-linear 3-wave-process from the two superposed light-beams including the output-frequency and including the object-frequency, and a detection-signal being generated so that the object-distance is determinable due to the aforementioned superposition based on the time-difference between the detection of the first light-beam including the reference-

Abstract: A wiper blade (10) includes a wiper strip (16) and a fastening element (18) for fastening the wiper strip (16) on a wiper arm (12). The fastening element (18) has a wall (30) which can be displaced in parallel and which can be displaced between two parallel end positions.