EP3814596A1 - Dispositif de détection pour un véhicule - Google Patents

Dispositif de détection pour un véhicule

Info

Publication number
EP3814596A1
EP3814596A1 EP19732580.6A EP19732580A EP3814596A1 EP 3814596 A1 EP3814596 A1 EP 3814596A1 EP 19732580 A EP19732580 A EP 19732580A EP 3814596 A1 EP3814596 A1 EP 3814596A1
Authority
EP
European Patent Office
Prior art keywords
sensor device
vehicle
sensor
movable part
operating mode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19732580.6A
Other languages
German (de)
English (en)
Inventor
Stefan MÖNIG
Sven Hild
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huf Huelsbeck and Fuerst GmbH and Co KG
Original Assignee
Huf Huelsbeck and Fuerst GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huf Huelsbeck and Fuerst GmbH and Co KG filed Critical Huf Huelsbeck and Fuerst GmbH and Co KG
Priority to EP24195156.5A priority Critical patent/EP4459092A3/fr
Publication of EP3814596A1 publication Critical patent/EP3814596A1/fr
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/70—Power-operated mechanisms for wings with automatic actuation
    • E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/02—Platforms; Open load compartments
    • B62D33/023—Sideboard or tailgate structures
    • B62D33/027—Sideboard or tailgate structures movable
    • B62D33/0273—Movable tailboards for vehicles comprising non-movable sideboards, e.g. pick-up trucks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D33/00—Superstructures for load-carrying vehicles
    • B62D33/02—Platforms; Open load compartments
    • B62D33/023—Sideboard or tailgate structures
    • B62D33/027—Sideboard or tailgate structures movable
    • B62D33/03—Sideboard or tailgate structures movable by swinging down
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/44—Sensors not directly associated with the wing movement
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/44—Sensors not directly associated with the wing movement
    • E05Y2400/446—Vehicle state sensors, e.g. parked or inclination
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/45—Control modes
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/52—Safety arrangements associated with the wing motor
    • E05Y2400/53—Wing impact prevention or reduction
    • E05Y2400/54—Obstruction or resistance detection
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/65—Power or signal transmission
    • E05Y2400/66—Wireless transmission
    • E05Y2400/664—Wireless transmission by radio waves
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/80—User interfaces
    • E05Y2400/85—User input means
    • E05Y2400/856—Actuation thereof
    • E05Y2400/858—Actuation thereof by body parts, e.g. by feet
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/50—Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53—Type of wing
    • E05Y2900/546—Tailboards, tailgates or sideboards opening upwards

Definitions

  • the invention relates to a sensor device for a vehicle according to the preamble of the independent device claim. Furthermore, the invention relates to an actuating device for a movable part, in particular a tailgate, of a vehicle according to the independent device claim. In addition, the invention relates to a method for operating a sensor device according to the preamble of the independent method claim.
  • Non-contact capacitive sensors are often used as sensors. The operation of such sensors proves difficult, however, because that capacitive field can be easily distorted by contamination. Capacitive sensors also require relatively complex control. In addition, such sensor devices are mostly limited in their function.
  • the invention provides a sensor device for a vehicle, which has a control unit for actuating a movable part, in particular a tailgate, of the vehicle, and a sensor unit for monitoring at least a first activation region of the movable part of the vehicle, the control unit being designed to do this to actuate the movable part of the vehicle when at least one activation action by a user has been detected in the first activation region by the sensor unit.
  • the sensor unit is designed to: to detect at least one activation action by the user using electromagnetic waves in the radio frequency range (radar waves).
  • the sensor device can be designed in the form of an individually manageable module unit, for example in the form of a chip, preferably a radar chip, which can in particular be attached to the motor vehicle as a coherent structural unit.
  • the sensor device can advantageously be arranged directly in the tailgate or in an actuating device for the tailgates or in the region of an emblem or be protected there and / or invisibly installed from the outside. Nevertheless, it is also conceivable that such a sensor device can be installed at a distance from the tailgate in the area of a license plate, a bumper or a diffuser of the vehicle. The sensor unit can also be concealed there.
  • the sensor device in the sense of the invention can be in a communication connection with a locking device and / or a drive device of the tailgate of the vehicle in order to control the movable part, that is to say the tailgate, accordingly.
  • the control unit of the sensor device has different control signals for locking, unlocking, opening and / or closing the tailgate as a function of the detected activation action on the closing device and / or the drive device the tailgate can send.
  • the sensor device in the sense of the invention can furthermore be in a communication connection with a safety device of the vehicle in order to verify an authorization of a user in order to be allowed to actuate moving parts of the vehicle. Nevertheless, it is also conceivable that the sensor device itself can carry out a safety query.
  • a wireless connection for example by means of radio waves, or a connection via a bus, which can be carried out with the aid of the control unit of the sensor device, can be used for the communication connection with the safety device.
  • the sensor device can thus form part of a keyless go system or a keyless entry system of the vehicle.
  • the sensor device can form a single coherent module unit that can even be handled with one hand for simple mounting on the vehicle.
  • the invention recognizes that the sensor units that use radar waves to exchange information with the surroundings of the vehicle are increasingly used in different assistance systems in vehicles. For this reason, the vehicles usually have suitable electronics and appropriate control software.
  • a sensor device which activates a user by means of electromagnetic waves in the radio frequency range or radar waves recorded in the first activation area.
  • a corresponding activation action can be provided for a specific process for actuating the movable part.
  • radar waves not only a precise distance measurement, but also a speed measurement and / or an angle measurement can be provided.
  • different, even complicated gestures as well as 2D and / or 3D movement patterns can be recognized.
  • the activation range including the bandwidth and the range of the sensor unit, can be set in a simple manner, for example with the aid of a corresponding transmission frequency and / or transmission pulse duration, which changes in an interval, for example.
  • Such a sensor device is also relatively resistant to environmental influences.
  • such a sensor device that uses radar waves is suitable for actuating the movable part of the vehicle, such as a tailgate.
  • the sensor device in the context of the invention can use its own sensor unit in order to detect the at least one activation action of the user using radar waves.
  • the sensor device can use the existing sensor system of the vehicle, for example an assistance system of the vehicle, to monitor a first activation area with the aid of electromagnetic waves in the radio frequency range for at least one activation action by the user.
  • an assistance system for automated or autonomous driving, parking and / or reversing is conceivable as a corresponding assistance system of the vehicle.
  • different assistance systems of the vehicle are compatible with the sensor device according to the invention, which have an activation area or detection area in the rear area of the vehicle.
  • the sensor device with the sensor unit according to the invention can provide a corresponding sensor system for at least one assistance system of the vehicle.
  • the movable part of the vehicle is mostly actuated when the vehicle is stationary and the assistance systems of the vehicle are mostly activated when the vehicle is moving, it may be advantageous if the sensor device either actuates the movable part of the vehicle or, depending on the speed of the vehicle is used for assisted and / or autonomous driving of the vehicle.
  • the actuation of the movable part of the vehicle can be carried out safely, reliably and conveniently.
  • a simple assembly and control of the sensor device can be guaranteed.
  • the resources within the sensor device and the vehicle can be used in an advantageous manner and a sensor device with an expanded fictionality can be provided.
  • the invention can provide in a sensor device that the control unit is designed to control at least one assistance system of the vehicle or can at least contribute to this.
  • the control unit can thus be provided with an expanded functionality.
  • the control unit can provide the sensor unit in at least one operating mode of the sensor device for the needs of the assistance system Provide to capture information such as distance, speed and / or angular orientation to other stationary and / or moving road users.
  • control unit can be brought into a communication link with a vehicle-side control device of an assistance system of the vehicle.
  • the control unit can thus transmit the information from the sensor unit (sensor data) to the vehicle-side control device, for example with the aid of radio waves or via a bus.
  • This information can be used in the context of the assistance system without having to provide a separate sensor system for the assistance system, or at least to support this sensor system.
  • assistance systems are conceivable as assistance systems in the sense of the invention, which are controlled with the aid of the control unit and / or supplied with sensor data: assistance systems for automated or autonomous driving, parking and / or reversing.
  • assistance systems mostly have activation areas or monitoring areas which extend in the rear area of the vehicle (rear area).
  • the sensor device for actuating the movable part which is arranged in the rear area of the vehicle, such as the tailgate, can provide such a monitoring area behind the vehicle with the aid of its own sensor unit.
  • control unit can receive the sensor data of an assistance system of the vehicle via the communication link with the vehicle-side control device in order to use this data.
  • the invention can provide in a sensor device that the sensor unit is designed for a distance measurement, a speed measurement and / or an angle measurement within the first activation area and / or a second activation area and / or a third activation area.
  • the sensor unit can be used to record information that can be used to control at least one assistance system of the vehicle.
  • the invention can provide for a sensor device that the sensor device has at least a first operating mode, a second operating mode and / or a third operating mode.
  • the first operating mode can advantageously be used to actuate the movable part of the vehicle, for example to control a closing device and / or a drive device of a tailgate of the vehicle.
  • a prerequisite for the first operating mode can advantageously be that the vehicle is stationary or moving at a low speed below 3 km / h. This can ensure that the tailgate of the vehicle is not opened unintentionally when the vehicle is driving.
  • the second operating mode of the sensor device can advantageously be activated in a moving vehicle at a speed between 3 km / h and 30 km / h, in particular between 3 km / h and 20 km / h, preferably between 3 km / h and 10 km / h , This is the speed range in which certain assistance systems can be advantageous, such as: a parking aid or the like.
  • the second operating mode of the sensor device in the context of the invention can thus be dedicated to these assistance systems.
  • the third operating mode of the sensor device can advantageously be activated in a moving vehicle from a speed of 10 km / h, in particular from 20 km / h, preferably from 30 km / h. This is the speed range in which certain assistance systems can also be important, such as: an assistance system for reversing or the like.
  • the third operating mode of the sensor device can thus be assigned to these assistance systems within the scope of the invention.
  • the invention can provide that certain assistance systems can use the sensor device according to the invention in the second operating mode and other assistance systems can use the sensor device in the third operating mode.
  • the invention can provide for a sensor device that the sensor device can be operated in at least one operating mode for detecting the at least one activation action of the user in the first activation area. Consequently the sensor device can be used to actuate the movable part of the vehicle.
  • the radar-based sensor unit enables a wide variety of activation actions in the form of gestures or movement patterns, leg and / or foot movements, advances or simple presences in the first activation area to be detected, determined and distinguished from one another. Thus, increased comfort can be provided when the movable part is actuated.
  • a tailgate as the movable part of the vehicle in the sense of the invention, it can be advantageous that the sensor device can first detect the presence of a user. Then a security query can be carried out or initiated.
  • different movement patterns for example sweeping movements in one direction with one hand along the tailgate, or different leg and / or foot movements, for example kicking movements and / or rocking movements with one foot, can be provided.
  • a further movement pattern can be provided for closing and / or locking the tailgate, for example a tip movement from above in the direction of an outer skin of the tailgate.
  • the invention can provide for a sensor device that the sensor device can be operated in at least one operating mode for a distance measurement, a speed measurement and / or an angle measurement within the first activation area and / or a second activation area and / or a third activation area. Different information can thus be sensed, which can be advantageous for operating an assistance system of the vehicle.
  • the invention can provide for a sensor device that the sensor device can be operated in at least one operating mode to detect an obstacle when the movable part of the vehicle is actuated. A particularly safe and accident-free actuation of the movable part can thus be ensured in order not to damage the movable part and surrounding objects or to endanger people.
  • the invention can provide that in at least one operating mode, for example in the first operating mode, the sensor device of the sensor unit is assigned a transmission frequency in the frequency range between 76 GHz and 77 GHz. In this way, the sensor unit can monitor the surroundings of the vehicle using long-range radar waves (Long Range Radar or LRR) with a relatively narrow bandwidth.
  • LRR Long Range Radar
  • the sensor unit can be operated in at least one operating mode, for example in the first operating mode, as a pulse radar or as a continuous wave radar (CW radar), for example as a modulated continuous wave radar (FMCW radar).
  • CW radar continuous wave radar
  • FMCW radar modulated continuous wave radar
  • the invention can provide in a sensor device that in at least one operating mode, for example in the second operating mode, the sensor device of the sensor unit is assigned a transmission frequency in the frequency range between 77 GHz and 81 GHz.
  • a relatively small transmit antenna can be used at these frequencies.
  • the relatively wide bandwidth ensures high resolution.
  • the sensor unit can monitor the surroundings of the vehicle using short-range radar waves (Short Range Radar or SRR).
  • SRR Short Range Radar
  • This can be an advantage for assistance systems with a second range of up to 70 m.
  • such a range can also be advantageous for recognizing a user who is approaching the vehicle, on the one hand to limit the monitoring area and still enable a fast sequence when the movable part is actuated.
  • the sensor unit can be operated in at least one operating mode, for example in the second operating mode, as a continuous wave radar, in particular as a modulated continuous wave radar (FMCW radar).
  • a continuous wave radar in particular as a modulated continuous wave radar (FMCW radar).
  • FMCW radar modulated continuous wave radar
  • the invention can provide in a sensor device that in at least one operating mode, for example in the third operating mode, the sensor device of the sensor unit is assigned a transmission frequency in the frequency range between 77 GHz and 81 GHz.
  • a relatively small transmit antenna can be used at these frequencies become.
  • the relatively wide bandwidth ensures high resolution.
  • the sensor unit can monitor the surroundings of the vehicle using short-range radar waves (Ultra Short Range Radar or USRR).
  • USRR Ultra Short Range Radar
  • This can be an advantage for assistance systems with a third range of up to 30 m.
  • such a range can also be advantageous for recognizing a user who is approaching the vehicle, in order to provide a limited monitoring area and still enable a sufficiently rapid sequence when the movable part is actuated.
  • Such transmission frequencies have a wavelength that can pass through layers with certain material thicknesses relatively without interference.
  • the influence of paint layers at such wavelengths is relatively small, so that the sensor device can be adapted to the appearance of the vehicle in an advantageous manner with a high degree of design freedom.
  • the sensor unit can be operated in at least one operating mode, for example in the third operating mode, as a continuous wave radar, in particular as a modulated continuous wave radar (FMCW radar).
  • FMCW radar modulated continuous wave radar
  • the invention can provide for a sensor device that a first bandwidth or a second bandwidth is / is assigned to the sensor unit in at least one operating mode of the sensor device.
  • the bandwidth can easily determine the width of the respective activation area.
  • the respective activation area or the respective monitoring area can be designed in the form of a detection lobe. Different bandwidths can be advantageous for different functions. For example, a narrow activation area is advantageous for distance control for parking in reverse. In the case of another assistance system or for actuating the movable part, a broad activation area can be advantageous in order to enable the activation area to be monitored as extensively as possible around the vehicle.
  • the invention can provide in a sensor device that the sensor unit is designed to detect a presence and / or an approach and / or a leg and / or foot movement of the user as the at least one activation action in the first activation area, and / or that the sensor unit is designed to have at least one first movement pattern or one to detect the second movement pattern by a hand of the user as the at least one activation action in the first activation area.
  • the sensor device can thus be used in combination with different technologies for actuating the movable part, in particular the tailgate, of the vehicle.
  • the invention can provide for a sensor device that the control unit is designed to query security or to query an access authorization of the user, or that the control unit can be brought into a communication connection with a security device of the vehicle in order to verify an access authorization of the user.
  • the sensor device can thus form part of a keyless go system or a keyless entry system.
  • the control unit is designed to actuate the movable part (unlocking and / or opening) if the sensor unit uses the sensor unit to move the legs and / or feet as the at least one activation action was recorded in the first activation area.
  • This enables comfortable actuation of the movable part.
  • this can be advantageous if the user carries objects in his hands and does not have a free hand. Nevertheless, a certain leg and / or foot movement of the user can ensure that the tailgate is not actuated accidentally, for example by a cat walking past or another random movement in the rear area of the vehicle.
  • the invention can provide that the control unit is designed to record the leg and / or foot movement of the user in the form of a forward movement with one leg of the user to the movable part and a kick movement with one foot under the movable part, and / or that the control unit is designed to detect the leg and / or foot movement of the user in the form of a rocking movement with one foot under the movable part.
  • a specific sequence for the leg and / or foot movement of the user can thus be defined. In this way, the risk of incorrect actuation of the movable part can be significantly reduced.
  • control unit is designed to actuate the movable part when a first movement pattern and a second movement pattern have been recorded in succession as the at least one activation action in the first activation region. It is thus possible to actuate the movable part with one hand, which can use gestures to carry out defined movement patterns in order to reduce the risk of incorrect actuation of the movable part.
  • the invention can provide that the control unit is designed to carry out the first movement pattern in the form of a swiping movement with one hand in a first direction along the movable part and the second movement pattern in the form of a swiping movement with one hand in a second direction along the movable part Partly to capture.
  • This enables comfortable and safe actuation of the movable part.
  • the first direction and the second direction run essentially horizontally and / or can be opposite. The first movement pattern and the second movement pattern can thus enable simple and intuitive actuation of the movable part.
  • the control unit is designed to stop actuation of the movable part if an obstacle has been detected that stands in the way of the actuation of the movable part.
  • the movable part can thus be operated safely and the risks of damage to surrounding objects or injuries to living objects in the vicinity of the movable part of the vehicle can be reduced. In other words, it can be ensured that the movable part is only actuated when there is sufficient space for its movement.
  • the invention can provide at least one further sensor unit in a sensor device in order to detect the at least one activation action of the user with the aid of electromagnetic waves in the optical frequency range or in the infrared range or with the aid of a capacitive measurement.
  • a combination sensor system can thus be provided within the scope of the sensor device, which can advantageously take advantage of the advantages of several technologies for specific activation actions. In this way, the sensor device is wide within the scope of the invention applicable and combinable with different technologies. It is conceivable, for example, that a push button and / or capacitive sensor can be provided to close and / or lock the tailgate. Another sensor unit with optical detection can also be used to detect certain activation actions by the user.
  • the sensor device can be arranged on the movable part, on an emblem, on a license plate, on a bumper or on a diffuser of the vehicle.
  • the sensor device can thus be used in the rear area of the vehicle.
  • the sensor device can be integrated into existing assistance systems of the vehicle or can form additional assistance systems that have monitoring areas in the rear area of the vehicle.
  • the invention can advantageously provide that the sensor device with the control unit, the sensor unit, and possibly a further sensor unit, is designed in the form of a modular unit. In this way, simple handling and convenient assembly of the sensor device can be provided.
  • the invention can provide that the sensor device has a carrier plate for the control unit, the sensor unit, and possibly a further sensor unit. A simple assembly of the sensor device can thus be provided.
  • the sensor unit has at least one transceiver, in particular the transceiver having at least one, preferably two, transmitting antennas and at least one, preferably four, receiving antennas.
  • the transceiver can transmit radar waves using transmit antennas that can be reflected on objects or people.
  • the reflected radar waves are received at the receiving antennas and provide information about the detected objects or people as well as their positions, movements or the like.
  • the surroundings of the vehicle can thus be analyzed with the aid of the transceiver.
  • Using two Transmitting antennas and four receiving antennas can capture a detailed picture of the surroundings of the vehicle and what is going on around the vehicle, including defined movement patterns.
  • One of the transmit antennas can emit a defined pattern signal, which is compared with the reflected received signal.
  • the transmission signal is provided with a vehicle identifier in order to distinguish the own transmission signal from external signals.
  • Modulation of the transmission signal is possible as a vehicle identifier.
  • the transmission signal can serve as a carrier on which a useful signal is modulated.
  • the amplitude or phase of the transmission signal can serve as parameters for the modulation.
  • the modulation can also be continuous or discrete-time.
  • the ID code of the authorized user is used as the useful signal in the modulation.
  • the receiving antennas can receive the ID code as a modulated useful signal.
  • the control unit can then evaluate the ID code. In this way, the security query can be carried out using the sensor device within the scope of the invention.
  • the transmitter can be switched off after the movable part has been actuated.
  • the invention can provide that the control unit has at least one microcontroller, in particular the microcontroller having at least one converter, at least one signal processing unit, at least one processor unit, at least one memory unit, at least one interface and / or at least one connection for communication and / or or has energy supply.
  • the microcontroller can process and analyze the information from the sensor unit in order to ensure different operating modes of the sensor device.
  • the invention can provide that a housing is provided for the sensor device in order to accommodate the sensor device in a manner protected from environmental and / or weather influences.
  • a closed unit are provided, which can be handled as a module or a modular unit.
  • the housing can completely enclose the sensor device. In this way, the sensor device can be protected and securely received.
  • the invention can provide in a sensor device that the housing for the sensor device has an advantageously openable cover element, through which the sensor device can be inserted within the housing. A simple assembly of the sensor device can thus be ensured.
  • the cover element also ensures that the sensor device can be made accessible for repair.
  • the cover element is designed to be removable and / or openable.
  • a latching connection and / or an articulated connection and / or a labyrinth guide can be provided between the cover element and the housing.
  • an opening in an outer skin of the movable part, a license plate, a bumper or a diffuser of the vehicle can be closed by the cover element, and / or that the cover element for the housing in the form of an emblem of the Vehicle can be executed.
  • a section of an outer skin of the movable part, a license plate, a bumper or a diffuser of the vehicle can serve as the cover element in the context of the invention.
  • the sensor device can thus be advantageously protected and arranged inconspicuously and can be optimally adapted to the appearance of the vehicle.
  • a corresponding latching connection and / or an articulated connection and / or a labyrinth guide can be provided between an inside of the outer skin of the respective component or an edge of the opening and the housing of the sensor device.
  • the housing for the sensor device and / or the cover element can be formed from a radar-transparent material, in particular plastic, preferably polymer. This ensures that the propagation of electromagnetic waves in the radio frequency range is undisturbed and the sensor device can be arranged at the same time protected from the weather.
  • the invention can provide that the housing for the sensor device and / or the cover element is / is at least partially provided with a coating, preferably with a material thickness of 10 nm to 100 nm.
  • the outer appearance of the sensor device can be designed in terms of design by the coating. It is conceivable that the coating can represent decorative strips and / or design surfaces and / or an advertisement and / or an emblem and / or a brand name.
  • the coating can be formed, for example, in the form of a lacquer layer, a spray layer or a layer deposited using gas phase deposition or using sputtering.
  • the freedom of design in the execution of the coating can be expanded in an advantageous manner.
  • the coating can have metal particles, preferably chromium, and / or semiconductor material, preferably silicon. A metallic appearance of the coating can thus be made possible.
  • the housing for the sensor device has at least one or more mounting means in order to receive the sensor device within the housing in a positive and / or non-positive manner.
  • the assembly of the sensor device and the replacement of individual components, for example for the purpose of maintenance and / or upgrading of the sensor device, can thus be facilitated in an advantageous manner.
  • the mounting means are designed to clamp the carrier plate of the sensor device within the housing, and / or that the mounting means has a circumferential groove for the carrier plate of the Have sensor device in which the carrier plate can be inserted. As a result, the assembly of the sensor device can be simplified even further.
  • the housing for the sensor device has at least one or more fastening means in order to fasten the sensor device in a positive and / or non-positive manner to an opening in the vehicle and / or to a carrier element in the vehicle.
  • the outer skin of the movable part, an emblem, a license plate, a bumper or a diffuser of the vehicle can also serve as the carrier element. This enables simple and convenient mounting of the sensor device on the vehicle.
  • the fastening means can have latching means which can be brought into mechanical operative connection with corresponding counter-latching means on an opening on the vehicle and / or on a carrier element on the vehicle side, and / or that the fastening means have a guide rail around the sensor device on an opening on the vehicle side and / or simply slide in on a vehicle-side carrier element. This makes it even easier to mount the sensor device on the vehicle.
  • the object according to the invention is achieved by an actuating device for a movable part, in particular a tailgate, of a vehicle, which has a sensor device which can be designed as described above.
  • actuating device for a movable part, in particular a tailgate, of a vehicle, which has a sensor device which can be designed as described above.
  • the same advantages are achieved which were described above in connection with the sensor device within the scope of the invention. These advantages are referred to in full in the present case.
  • sensitive gesture and / or movement pattern recognition can be provided using radar waves. In this way, movement patterns with the hand and / or combined leg and / or foot movements can be recognized with the aid of the sensor device. This can enable safe and comfortable actuation of the movable part.
  • an actuating device that a sensor device for monitoring at least a first activation area and a further sensor device for monitoring a further switching area of the movable part of the vehicle are provided.
  • the functionality of the actuating device can be further improved.
  • different, preferably separable, monitoring areas activation area and switching area
  • complicated movement patterns and movements can also be verified, which can advantageously expand the functionality of the sensor device.
  • the first activation region has an essentially horizontal extension and that the switching region has an essentially vertical extension.
  • the object according to the invention is achieved by a method for operating a sensor device for a vehicle, it being possible for the sensor device to be designed as described above.
  • the sensor device is operated in at least one operating mode for detecting at least one activation action of a user in the first activation area in order to actuate a movable part, in particular a tailgate, of the vehicle, and that the sensor device is operated in at least one operating mode for a distance measurement, a speed measurement and / or an angle measurement within the first activation area and / or a second activation area and / or a third activation area, in order to control at least one assistance system of the vehicle.
  • the sensor device for detecting the at least one activation action by a user in the first activation range and for a distance measurement, a speed measurement and / or an angle measurement within the first activation range and / or a second activation range and / or a third activation range can be electromagnetic waves in the radio frequency range (radar waves) use.
  • radar waves radio frequency range
  • Fig. 1 is a schematic representation of a sensor device in the sense of
  • FIG. 2 shows a schematic illustration of a vehicle with a sensor device in the sense of the invention in a view from above
  • FIG. 3 shows a schematic illustration of a vehicle with a sensor device in the sense of the invention in a side view
  • Fig. 4 is a schematic representation of a possible sensor device
  • 5 shows a schematic illustration of a sensor device at different possible installation locations on a vehicle
  • 6 shows a schematic structure of a sensor device in the sense of the invention in a sectional view through the sensor device
  • Fig. 7 shows another possible structure of a sensor device in the sense of
  • FIG. 1 shows a sensor device 10 in the sense of the invention, which can be used in a vehicle 100 at several points, as will be shown in the following in FIG. 5.
  • the sensor device 10 comprises a control unit 11, which serves to actuate, for example lock, unlock, open or close a movable part 101, for example a tailgate 101, of the vehicle 100.
  • the control unit 1 1 can contact a locking device 1 1 1 or a drive device 1 12 of the movable part 101, in particular the tailgate 101, of the vehicle 100 and a corresponding control signal for a corresponding actuation (unlocking, locking, opening, closing) of the movable part 101 transmit.
  • the sensor device 10 comprises a sensor unit 12 for monitoring at least a first activation area A1 of the movable part 101 of the vehicle 100.
  • the control unit 12 is designed to actuate the movable part 101 of the vehicle 100 if at least one activation action H1, H2, H3, B1, B2 of a user in the first activation area A1 was detected by the sensor unit 12.
  • the sensor unit 12 is designed to detect the at least one activation action H1, H2, H3, B1, B2 of the user with the aid of electromagnetic waves in the radio frequency range (radar waves).
  • the sensor device according to the invention can preferably be designed to actuate a tailgate 101 of the vehicle 100.
  • the sensor device 10 can be arranged directly on the movable part 101, ie on the tailgate 101.
  • the sensor device 10 can be arranged at an opening in an outer skin of the tailgate 101 and / or on a carrier element and / or behind the outer skin of the tailgate 101. Because the radio waves the Most plastics can pass undisturbed, it is conceivable that the outer skin of the tailgate 101 can be made of a radar-permeable plastic if the sensor device 10 is arranged behind it.
  • a housing 20 and / or a cover element 21 for the sensor device 10 can also be made of a radar-permeable plastic.
  • a housing 20 for the sensor device 10 and / or a cover element 21 and / or the outer skin of the tailgate 101 can be provided with a coating 22 (see FIGS. 6 and 7) in order to improve the appearance of the sensor device 10 or to adapt the tailgate 101 to the look of the vehicle 100.
  • the coating 22 can be a lacquer layer, a spray layer or a layer deposited using gas phase deposition (CVD, PVD) or using sputtering.
  • the coating 22 can have a material thickness between 10 nm and 100 nm.
  • a sensor device 10 can be arranged behind an emblem 102 of the vehicle 100. Furthermore, it is conceivable that the sensor device 10 can be arranged at a distance from the tailgate 101, for example in the area of a license plate 103, a bumper 104 and a diffuser, or can be installed there. The sensor device 10 can also be arranged open or concealed there.
  • sensor device 10 in the sense of the invention can be in a communication connection with a closing device 1 1 1 and / or a driving device 1 12 of tailgate 101 of vehicle 100 in order to control these devices accordingly and thus to actuate the movable part 101, that is to say the tailgate 101.
  • the control unit 11 of the sensor device 10 can transmit different control signals for locking, unlocking, opening and / or closing the tailgate 101 depending on the detected activation action H1, H2, H3, B1, B2.
  • the sensor device 10 in the sense of the invention can also be in communication connection ID with a security device 110 of the vehicle 100 in order to verify an authorization of a user in order to be allowed to actuate the movable part 101 of the vehicle 100. Furthermore, it is possible that the sensor device 10 itself can carry out a safety query. Thus, the sensor device 10 form part of a keyless go system or a keyless entry system of the vehicle 100.
  • a wireless connection for example by means of radio waves, or a wired connection, for example via a bus CAN, LVDS or automotive Ethernet, can be used for the communication connection ID with the security device 110.
  • the sensor device 10 uses electromagnetic waves in the radio frequency range or radar waves to actuate the movable part 101, in particular the tailgate 101 (locking, unlocking, opening and / or closing) of the vehicle 100.
  • the sensor unit 12 of the sensor device 10 is used to transmit and receive the radar waves.
  • the control unit 11 of the sensor device 10 is used to analyze, evaluate and process the radio waves. With the aid of radar waves, different activation actions H1, H2, H3, B1, B2 of a user in the first Activation area A1 of the sensor device 10 are detected.
  • a corresponding activation action H1, H2, H3, B1, B2 can be provided for a specific process for actuating the movable part 101.
  • a specific activation area A1, A2, A3, comprising the bandwidth W1, W2 and the range D1, D2, D3 of the
  • Activation area A1, A2, A3, can be set in a simple manner, for example with the aid of a corresponding transmission frequency and / or transmission pulse duration that changes in a specific interval, for example, on the sensor unit 12.
  • the sensor device 10 can thus set different activation areas A1, A2, A3.
  • Such a sensor device 10 is also relatively resistant to environmental influences.
  • the sensor device 10 can use its own sensor unit 12 in order to detect the at least one activation action H1, H2, H3, B1, B2 of the user.
  • the sensor device 10 can use the existing sensor system of the vehicle 100, for example an assistance system of the vehicle 100, to move at least one first activation area A1 of the vehicle 100 to at least one activation action H1, H2, H3, B1, B2 of the Monitor user.
  • An assistance system for automated or autonomous driving, parking and / or reversing can serve as a corresponding assistance system of vehicle 100.
  • the sensor device 10 with its own sensor unit 12 can provide a corresponding sensor system for at least one assistance system of the vehicle 100.
  • the sensor data of the sensor unit 12 can either be used to actuate the movable part 101 or to control an assistance system of the vehicle 100.
  • a strict separation can advantageously be made between these operating modes I, II, III of the sensor device 10 in order to ensure the safety in the operation of the vehicle 100. Since the movable part 101 of the vehicle 100 is mostly actuated when the vehicle 100 is stationary and the assistance systems of the vehicle 100 are mostly activated when the vehicle 100 is moving, it can be advantageous if the sensor device 10 either depending on the speed V of the vehicle 100 is used to actuate the movable part 101 of the vehicle 100 or for assisted and / or autonomous driving of the vehicle 100.
  • the sensor device 10 can have at least a first operating mode I, a second operating mode II and / or a third operating mode III.
  • the first operating mode I can be activated to actuate the movable part 101 of the vehicle 100, and thus to actuate the locking device 11 and / or the drive device 112 of the tailgate 101.
  • a prerequisite for the first operating mode I can be, for example, that the vehicle 100 is standing or nearly standing or moving at a low speed V below 3 km / h.
  • the security can be provided that the tailgate 101 of the vehicle 100 is not opened unintentionally when the vehicle 100 is driving.
  • the movable part 101 of the vehicle 100 can only be actuated when the vehicle 100 is standing or almost standing (for example after parking).
  • the sensor unit 12 can be assigned a transmission frequency in the frequency range between 76 GHz and 77 GHz (long range radar or LRR). In this way, sensor unit 12 can monitor the surroundings of vehicle 100 using long-range radar waves. This can be an advantage for assistance systems with a first range D1 of up to 250 m. However, a high first range D1 can also be advantageous for recognizing a user who is approaching vehicle 100.
  • the second operating mode II of the sensor device 10 can in turn be in a moving vehicle 100 at a speed V between 3 km / h and 30 km / h, in particular between 3 km / h and 20 km / h, preferably between 3 km / h and 10 km / h can be activated.
  • This situation is not shown in the figures. Such a situation is conceivable if the vehicle 100 is driving relatively slowly, for example when parking.
  • the sensor device 10 can be combined with an assistance system for automated parking.
  • the sensor unit 12 can be assigned a transmission frequency in the frequency range between 77 GHz and 81 GHz (Short Range Radar or SRR). This can be an advantage for assistance systems with a second range D2 of up to 70 m.
  • the second range D2 can be advantageous in order to limit the first activation area A1 and still enable a rapid sequence when the tailgate 101 is actuated.
  • the third operating mode III of the sensor device 10 can in turn be activated in a moving vehicle 100 from a speed V of 10 km / h, in particular from 20 km / h, preferably from 30 km / h.
  • the sensor device 10 according to the invention can be used directly or indirectly.
  • the sensor unit 12 can be assigned a transmission frequency in the frequency range between 77 GHz and 81 GHz (Ultra Short Range Radar or USRR). This can be an advantage for assistance systems with a third range D3 of up to 30 m.
  • the third range D3 can be advantageous in order to further narrow the first activation area A1 and still enable a rapid sequence when the tailgate 101 is actuated.
  • control unit 11 can be designed to control at least one assistance system of the vehicle 100 or at least be designed to transmit information from the sensor unit 12 to at least one assistance system of the vehicle 100.
  • the sensor unit 12 can be designed for a distance measurement D, a speed measurement G and / or an angle measurement W within the first activation area A1 and / or a second activation area A2 and / or a third activation area A3 , In this way, information can be collected with the aid of the sensor unit 12, which can be useful for operating at least one assistance system of the vehicle 100 in the second operating mode II or in the third operating mode III of the sensor device 10.
  • different bandwidths W1, W2, for example a first bandwidth W1 or a second bandwidth W2, can be assigned to the sensor device 12 in at least one, in several or in all operating modes I, II, III his.
  • the respective bandwidth W1, W2 can easily determine the width of the respective activation area A1, A2, A3.
  • the activation areas A1, A2, A3 can be designed, for example, in the form of detection lobes.
  • Different bandwidths W1, W2 can be advantageous for different functions.
  • a narrow activation area A1, A2, A3 can be advantageous in the case of a distance control for reverse parking.
  • a broad activation area A1, A2, A3 can be advantageous in order to enable comprehensive monitoring of the activation area A1, A2, A3.
  • the sensor unit 12 can be a presence H1 and / or an approach H2 and / or a leg and / or foot movement H3 of the user as the at least one activation action H1, H2, H3, B1, B2 in the first activation area A1.
  • the sensor unit 12 can be designed to detect at least one first movement pattern B1 or a second movement pattern B2 by a hand of the user as the at least one activation action H1, H2, H3, B1, B2 in the first activation area A1. In this way, the sensor device 10 can be used in combination with different technologies for actuating the movable part 101.
  • control unit 11 can be designed to query the user's access authorization or can be connected to a security device 110 of the vehicle in a communication connection ID in order to verify the user's access authorization.
  • control unit 11 can be designed to carry out a request for an access authorization of the user or to initiate it if the presence or absence H1 and / or an approximation H2 of the user is at least one using the sensor unit 12 Activation action H1, H2, H3, B1, B2 was recorded in the first activation area A1.
  • control unit 11 can be woken up by the safety device 110 of the vehicle 100 in order to use the sensor unit 12 to monitor the first activation area A1 for at least one activation action H1, H2, H3, B1, B2. If an authorized user is subsequently recognized by the control unit 11 and / or verified with the aid of a control device on the vehicle, the sensor unit 12 can determine the first activation area A1 for a specific leg and / or foot movement H3 of the user and / or for a first movement pattern B1 and monitor a second movement pattern B2 by a hand of the user.
  • the tailgate 101 can be actuated.
  • the control unit 1 1 can send corresponding control signals to the closing device 1 1 1 and / or the drive device 1 12 of the tailgate 101.
  • the leg and / or foot movement H3 of the user can be determined in the form of a forward movement with one leg of the user to the movable part 101 and a kick movement with one foot under the movable part 101 (cf. the arrows in FIGS. 3 and 4).
  • Another conceivable leg and / or foot movement H3 of the user can be determined in the form of a rocking movement with one foot under the movable part 101 (cf. the arrow in FIG. 2).
  • control unit 11 can be designed to actuate the movable part 101 when a first movement pattern B1 and a second movement pattern B2 have been recorded in succession as the at least one activation action H1, H2, H3, B1, B2 in the first activation area A1 (cf. the arrow in FIG. 2).
  • the first movement pattern B1 in the form of a swiping movement with one hand in a first direction along the movable part 101 and the second movement pattern B2 in the form of a swiping movement with one hand in a second direction along the movable part Part 101 must be set.
  • the first direction and the second direction can run essentially horizontally and / or be opposite (see FIGS. 3 and 4).
  • the sensor device 10 in the first operating mode I can be designed to stop actuation of the movable part 101, when an obstacle has been detected with the help of the sensor unit 12, which stands in the way of the actuation of the movable part 101.
  • the movable part 101 can be operated safely.
  • the sensor device 10 can be arranged on the movable part 101 itself, on an emblem 102, on a license plate 103, on a bumper 104 or on a diffuser of the vehicle 100.
  • a plurality of sensor devices 10 can be provided in the context of an actuating device 30 for the movable component 101 in order to actuate the movable part.
  • At least one sensor device 10 for monitoring at least one first activation area A1 can be provided in the area of the tailgate 101, for example on the tailgate itself, on an actuating device 30 for the tailgate 101 or on an emblem 104 of the vehicle 100
  • the first activation area A1 can have an essentially horizontal extension.
  • a further or alternative sensor device 10 with a horizontal activation area A1 can be provided in the area of the label 103.
  • a still further or alternative sensor device 10 with a horizontal activation area A1 can be provided in the area of the bumper 104 or a diffuser of the vehicle 100.
  • Complicated movement patterns B1, B2 and / or leg and / or foot movements H3 can already be recognized with a high degree of accuracy by several different sensor devices 10 with horizontal activation areas A1.
  • a further sensor device 10 can be provided in the area of the bumper 104 or a diffuser of the vehicle 100, which can be provided for monitoring a further switching area S1 of the movable part 101 of the vehicle 100, which can have a substantially vertical extension.
  • the monitoring can advantageously be carried out in the vertical switching range S1 of the movable part 101 of the vehicle
  • the vertical switching range S1 can be used to detect a rocking movement with the foot under the movable part 101.
  • a sensor device 10 can already be sufficient to be able to recognize different activation actions H1, H2, H3, B1, B2 of the user. Furthermore, the invention can provide several alternative locations and / or combinations for one or more sensor devices 10 in order to expand the possible uses and the functionality and the actuating device 30.
  • At least one further sensor unit 13 can be provided to perform the at least one activation action H1, H2, H3, B1, B2 of the user with the aid of electromagnetic waves in the optical frequency range or in the infrared range or with the aid of a capacitive measurement.
  • a combination sensor system can thus be provided in the context of a sensor device 10.
  • FIGS. 6 and 7 show that the sensor device 10 with the control unit 11, the sensor unit 12, and possibly a further sensor unit 13, can be designed in the form of a modular unit in order to simplify the assembly of the sensor device 10.
  • FIGS. 1, 6 and 7 show that the sensor device 10 can have a carrier plate 3 for the control unit 11, the sensor unit 12, and possibly a further sensor unit 13. A simple assembly of the sensor device 10 can thus be provided.
  • FIGS. 1, 6 and 7 also show that the sensor unit 12 can have at least one or more, for example two or three, transceivers 2.
  • Each transceiver 2 can have at least one, preferably two, transmission antennas SA and at least one, preferably have four receiving antennas EA. Improved detection of different movement patterns B1, B2 can thus be provided.
  • FIGS. 1, 6 and 7 also show that the control unit 11 can have at least one microcontroller 1.
  • FIG. 1 also shows that the microcontroller 1 also has at least one converter ADC, DAC, at least one signal processing unit SPT, at least one processor unit CPU, at least one memory unit RAM, at least one interface IF for further peripheral functions and / or at least one connection CAN for communication and / or has power supply to the sensor device 10 with a voltage U, V.
  • the microcontroller 1 can process and analyze the information from the sensor unit 12 in order to provide different operating modes of the sensor device 10.
  • FIGS. 6 and 7 further branch that a housing 20 can be provided for the sensor device 10 in order to accommodate the sensor device 10 protected from environmental and / or weather influences.
  • the housing 20 can completely enclose the sensor device 10.
  • the sensor device 10 can thus be particularly protected and safely accommodated.
  • the housing 20 for the sensor device 10 can have an advantageously openable cover element 21, through which the sensor device 10 can be inserted within the housing 20 and / or removed for repair.
  • the cover element 21 can be detachably, rotatably (for example using a hinge connection, for example in the form of a hinge) or slidably (for example using a labyrinth guide) attached to the housing 20.
  • the opening 21 in the outer skin of the movable part 101, a license plate 103, a bumper 104 or a diffuser of the vehicle 100 can be closed by the cover element 21.
  • the cover element 21 behind an outer skin of the movable part 101, a number plate 103, a bumper 104 or a diffuser of the vehicle 100 can be arranged.
  • the cover element 21 for the housing 20 can be designed in the form of an emblem 102 of the vehicle 100.
  • the housing 20 for the sensor device 10 and / or the cover element 21 can be formed from a radar-transparent material, in particular plastic, preferably polymer, in order not to impair the functioning of the sensor unit 12.
  • the housing 20 for the sensor device 10 and / or the cover element 21 and / or the outer skin of the respective movable component can be provided with a coating 22 at least in sections (cf. FIGS. 6 and 7).
  • the coating 22 can have a material thickness of 10 nm to 100 nm.
  • the coating 22 can be designed, for example, in the form of a lacquer layer, a spray layer or a layer deposited using gas phase deposition or using sputtering.
  • the coating 22 can also have metal particles, preferably chromium, and / or semiconductor material, preferably silicon, in order to obtain a metallic appearance.
  • At least one or more mounting means 23 can be provided within the housing 20 for the sensor device 10 in order to receive the sensor device 10 in a positive and / or non-positive manner and to facilitate the assembly of the sensor device 10.
  • Different latching and / or clamping and / or guiding means are conceivable as mounting means 23, for example in the form of a circumferential groove 23 for the carrier plate 3 of the sensor device 10. The carrier plate 3 can simply be inserted into the groove 23.
  • the housing 20 for the sensor device 10 can have at least one or more fastening means 24, for example in the form of latching and / or clamping and / or guiding means, which can interact with corresponding counter-latching means in order to To fasten sensor device 10 in a positive and / or non-positive manner to an opening (not shown) on the vehicle and / or to a carrier element (not shown) on the vehicle.
  • fastening means 24 for example in the form of latching and / or clamping and / or guiding means, which can interact with corresponding counter-latching means in order to To fasten sensor device 10 in a positive and / or non-positive manner to an opening (not shown) on the vehicle and / or to a carrier element (not shown) on the vehicle.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Lock And Its Accessories (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

L'invention concerne un dispositif de détection (10) pour un véhicule (100), présentant : une unité de commande (11) destinée à actionner une partie mobile (101), en particulier un hayon, du véhicule (100), et une unité (12) de détection destinée à surveiller au moins une première zone d'activation (A1), l'unité de commande (11) étant conçue pour actionner la partie mobile (101) du véhicule (100) lorsqu'au moins une action (H1, H2, H3, B1, B2) d'activation d'un utilisateur dans la première zone (A1) d'activation a été détectée par l'unité (12) de détection. L'unité (12) de détection est conçue selon l'invention pour détecter l'action ou les actions (H1, H2, H3, B1, B2) d'activation de l'utilisateur à l'aide d'ondes électromagnétiques dans le domaine des fréquences radio.
EP19732580.6A 2018-06-28 2019-06-18 Dispositif de détection pour un véhicule Pending EP3814596A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP24195156.5A EP4459092A3 (fr) 2018-06-28 2019-06-18 Dispositif de détection pour un véhicule

Applications Claiming Priority (2)

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DE102018115581.6A DE102018115581A1 (de) 2018-06-28 2018-06-28 Sensorvorrichtung für ein Fahrzeug
PCT/EP2019/065924 WO2020002033A1 (fr) 2018-06-28 2019-06-18 Dispositif de détection pour un véhicule

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EP3814596A1 true EP3814596A1 (fr) 2021-05-05

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EP19732580.6A Pending EP3814596A1 (fr) 2018-06-28 2019-06-18 Dispositif de détection pour un véhicule

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EP (2) EP4459092A3 (fr)
CN (1) CN112272727A (fr)
DE (1) DE102018115581A1 (fr)
WO (1) WO2020002033A1 (fr)

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US20210246708A1 (en) 2021-08-12
US11920400B2 (en) 2024-03-05
CN112272727A (zh) 2021-01-26
EP4459092A2 (fr) 2024-11-06
DE102018115581A1 (de) 2020-01-02
EP4459092A3 (fr) 2025-01-15

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