WO2021023465A1 - Système de fermeture, en particulier pour un véhicule - Google Patents

Système de fermeture, en particulier pour un véhicule Download PDF

Info

Publication number
WO2021023465A1
WO2021023465A1 PCT/EP2020/069363 EP2020069363W WO2021023465A1 WO 2021023465 A1 WO2021023465 A1 WO 2021023465A1 EP 2020069363 W EP2020069363 W EP 2020069363W WO 2021023465 A1 WO2021023465 A1 WO 2021023465A1
Authority
WO
WIPO (PCT)
Prior art keywords
memory
devices
vehicle
authentication
locking system
Prior art date
Application number
PCT/EP2020/069363
Other languages
German (de)
English (en)
Inventor
Jörg Fischer
Heiner SPÄTH
Original Assignee
Marquardt Gmbh
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 Marquardt Gmbh filed Critical Marquardt Gmbh
Publication of WO2021023465A1 publication Critical patent/WO2021023465A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user

Definitions

  • Locking system especially for a vehicle
  • the invention is based on a locking system according to the preamble of claim 1.
  • Electronic locking systems are used for increased security requirements.
  • such locking systems are used as door locking systems for access authorization and / or as ignition lock systems, steering wheel locks, immobilizers or the like for driving authorization.
  • the locking system consists of a first device with at least two states, designed as a control device for unlocking and / or locking the car doors, the ignition lock or the like, and an associated second device designed in the manner of an electronic key.
  • the two devices have transmitters and / or receivers for the transmission of electromagnetic signals, so that communication between the two devices is made possible.
  • at least one signal can be transmitted between the key and the control device as a cryptologically encoded operating signal for authentication of the key, so that after a positive evaluation of the transmitted operating signal and thus with an authorized key, the status of the control device can be changed.
  • Such locking systems have also been further developed with so-called "keyless” functionalities.
  • KeylessEntry manual actuation of the electronic key by the user is no longer necessary. It is sufficient for the user to carry the key with him.
  • the operating signal is then automatically transmitted between the two devices for access authorization when the User is in an effective area located in the vicinity of the motor vehicle and there, for example, the Door handle on the car door operated.
  • These locking systems can also have a "KeylessGo” functionality, the operating signal for the driving authorization being automatically transmitted between the two devices when the user is inside the motor vehicle and, for example, presses a start / stop button on the dashboard.
  • the invention is based on the object of further developing the locking system in such a way that its functionality is increased. In particular, the number of keys required for several vehicles should be reduced.
  • the second device for authentication is designed for at least two different first devices, in particular for several vehicles, and / or that the first device is designed for authentication of at least two different second devices.
  • a smaller number of second devices than before is required to operate different vehicles, so that the functionality of the locking system and the ease of use for the user are increased. Further refinements of the invention are the subject of the subclaims.
  • the second device for authentication can be upgraded for the first device in a convenient as well as simple manner.
  • the second device for operating the first device can be designed to be teachable.
  • individual secret information in the form of an individual secret can expediently be stored in the first device.
  • the individual secret information can then be transferred to the second device, that is, the secret of the second device is made known during the training.
  • the signals can be transmitted between the two devices for proper operation of the locking system.
  • the second device can communicate with the first device in the associated vehicle.
  • the first device can have a memory and / or a memory can be connected to the first device, the second devices associated with the first device being recorded in the memory.
  • the second device can also have a memory and / or a memory can be connected to the second device, the first devices associated with the second device being recorded in the memory.
  • One memory bank can expediently be located in the memory of the second device and / or the first device for each associated first device and / or for each associated second device. If the second device is thus taught to a further vehicle, the second device recognizes by reading out the memory that it has already been taught to a vehicle and then automatically uses a further memory area.
  • the memory can be designed as a non-volatile NVM (non-volatile memory memory).
  • the second device can differentiate between which vehicle the request comes from when the vehicle is queried using an identification (ID) for the vehicle, the ID being one or more bytes long depending on the requirements.
  • ID an identification
  • the cryptology associated with the vehicle is also stored in the memory bank assigned to the respective vehicle, so that the second Facility can then use the correct cryptological area.
  • Each of the vehicles has its own cryptology that is independent of the other vehicles, ie there is no “master key”. In order to be able to move a vehicle illegally, the cryptology of each individual vehicle must be decrypted separately, so that in this way the security against unauthorized use is considerably increased.
  • the second device can also be configured as a radio (RKE - Remote Keyless Entry) key.
  • the second device has at least one actuator for manual operation of the first device by means of radio signals. It can then be appropriate that the first device for which the second device is first upgraded is intended for manual operation.
  • the first device for which manual operation is enabled can be designed to be changeable by means of a diagnostic tool, a diagnostic tester, a specified input on the actuating elements of the second device or the like.
  • one-sided authentication can be provided for the locking system, in which the cryptologically encoded operating signal for authentication is transmitted from the second device to the first device and is then evaluated in the first device.
  • a further cryptologically encoded operating signal for authenticating the first device can be transmitted from the first device to the second device, that is to say two-sided authentication can be carried out. After a positive evaluation of the further transmitted operating signal, the two devices can then be operated as intended if the first device is authorized.
  • the second device can be a mobile phone, in particular a smartphone.
  • the vehicle can be a motor vehicle, an electric vehicle, a motorcycle, a quad, a motor boat, a jet ski, a snowmobile or the like.
  • the invention proposes the expansion of the previous association of a key with a vehicle to include several vehicles from the same manufacturer and / or from different manufacturers. Care is taken to ensure that the security of the respective lock is not impaired. In order to achieve this, not only is a locking data container stored in the key, but also the possibility of managing several different locks in one key.
  • Each vehicle is equipped with an individual secret.
  • the key can communicate with the associated vehicle.
  • NVM Non Volatile Memory
  • the key recognizes that it has already been taught to a vehicle and automatically uses a further memory area.
  • the key can therefore use an ID (identification), for example a vehicle ID from 1 to n bytes in length, to distinguish from which vehicle the query comes and then use the correct cryptological area.
  • ID identification
  • the key can therefore use an ID (identification), for example a vehicle ID from 1 to n bytes in length, to distinguish from which vehicle the query comes and then use the correct cryptological area.
  • the response to the request from the control unit is based on the known cryptological method.
  • One-sided authentication or two-sided authentication which offers greater security, can be used as variants.
  • a separate, independent cryptology is used for each of the vehicles, i.e. there is no "master key". In order to be able to move a vehicle illegally, the locking of each individual vehicle must be cracked separately.
  • the function according to the invention is available in particular for keyless use.
  • RKE Remote Keyless Entry
  • the vehicle that was taught in first can preferably be used. However, this can then be changed using a diagnostic tester or a key combination on the key.
  • the advantages achieved with the invention are in particular that the locking system which offers the possibility of operating several first devices with a single second device, in particular several vehicles with one key, considerably increases the convenience for the user. This does not apply to the Users the need to use several different keys for different vehicles. The user does not have to make any restrictions, also with regard to security. Rather, secure authentication on multiple vehicles is enabled with a single key.
  • the invention is not only applicable to today's KeylessEntry / Go systems that use electromagnetic waves with LF (Low Frequency) / HF (High Frequency), but can also be applied to any radio system. For example, it can be
  • FIG. 1 shows a motor vehicle equipped with a locking system comprising a first and a second device
  • 3a, 3b a diagram of the sequence of the learning of the second devices for the motor vehicles
  • 6a, 6b show the communication between the second device and the first device for a first motor vehicle
  • 7a, 7b show the communication of the second trained on a second motor vehicle
  • FIG. 8 shows a diagram of the authentication process between the two devices.
  • a motor vehicle 1 with the authorized user 2 can be seen in FIG. 1.
  • the motor vehicle 1 is provided with a locking system 3 as a door locking system which comprises a first device 4 designed as a control device and an associated second device 5.
  • the second device 5 embodied as an authorization holder, for example in the form of an electronic key, an ID transmitter, a chip card or the like, is portable and is in the possession of the authorized user 2, with which he has access to the motor vehicle 1 within an effective area 8 owns.
  • the first device 4 has at least two states, the car doors 6 being locked in the first state and unlocking in the second state.
  • the two devices 4, 5 have means for transmitting and / or receiving signals 7 by means of an electromagnetic carrier wave, which enables communication 7 between the two devices 4, 5 by means of the signal transmission.
  • At least one of these signals 7 transmitted between the second device 5 and the first device 4 is a cryptologically encoded, electromagnetic operating signal.
  • the coded operating signal is used to authenticate the second device 5, which means that if the second device 5 is authorized, after a positive evaluation of the transmitted operating signal, a Change in the state of the first device 4 can be brought about.
  • the coded operating signal is transmitted when the authorized user 2 operates the door handle 16 on the car door 6 or approaches the door handle 16.
  • the transmission of the coded operating signal can also take place automatically without the participation of the user 2 as soon as he enters the effective area 8, which, however, is not considered in more detail below. If the user closes the car doors 6 from the outside, the car doors 6 are automatically locked. The car doors 6 can just as easily be locked after the user 2 has left the effective area 8.
  • the locking system 3 also determines the driving authorization for the motor vehicle 1.
  • the first device 4 designed as a control device, also unlocks and / or locks the ignition lock (electronic ignition lock EZS) and / or the steering wheel lock (electric steering wheel lock ELV) in accordance with the two states.
  • Another functionally relevant component of the motor vehicle 1 can just as well be controlled accordingly by the first device 4.
  • an immobilizer, the engine control unit or the like can be enabled and / or blocked in this way.
  • the coded operating signal for authentication of the second device 5 is transmitted when the authorized user 2 is in the motor vehicle 1 and manually actuates a start / stop switch 10 by means of an actuator 11. This triggers the start process or the like of motor vehicle 1 in accordance with the KeylessGo functionality.
  • the start / stop switch 10 is expediently arranged on the gear selector lever, on the ignition lock, in the dashboard, in the center console or the like in the motor vehicle 1.
  • a one-sided authentication of the second device 5 is provided in the locking system, which is sufficient in many cases.
  • a further cryptologically coded operating signal can be used Authentication of the first device 4 can be provided.
  • the further operating signal can then be transmitted from the first device 4 to the second device 5 in the course of the communication between the two devices 4, 5.
  • the two devices 4, 5 can then be operated as intended if the first device 4 is authorized. In other words, the intended operation is only possible if the bilateral authentication of the two devices 4, 5 has been carried out successfully.
  • the second device 5 for authentication is designed for at least two different first devices 4, 4 ′, as is shown by the authentication arrow 12. This is where the first facility is located
  • the other first device 4 ' is located in a further motor vehicle 1'.
  • the first device 4 can also be designed for the authentication of at least two different second devices 5, 5 ′, which in turn is shown in FIG. 2 with the authentication arrow 13.
  • the second device can also be a mobile phone 5 ", in particular a smartphone, as is also shown in FIG. 2.
  • An application program 14 is then located on the mobile phone 5" in the Type of an app installed, with the help of which the locking system 3 can be operated by the user 2.
  • the second device 5 is intended for communication 7 with the first device 4 and thus for operating the locking system 3 in the motor vehicle 1.
  • the second device 5 is designed for authentication for at least two different first devices 4, 4 '
  • the second device 5 for authentication for the first device 4' can be upgraded or learned, which is shown in FIGS. 3a, 3b on the basis of the learning process 17 is shown in more detail.
  • individual secret information 15 in the form of an individual secret is stored in the first device 4 '.
  • the individual secret information 15 is transmitted from the first device 4 'to the second device 5.
  • the signals 7 can then be transmitted between the two devices 4 ', 5 for proper operation in addition to communication between the two devices 4, 5.
  • the second device 5 has a non-volatile memory 18, as can be seen in FIG. 4.
  • the first devices 4, 4 'associated with the second device 5 are recorded in the memory 18.
  • the memory 18 is expediently divided into memory banks, the vehicle-specific data 20, 20 'of the respective first device 4, 4' being recorded in each memory bank. If the second device 5 is then trained on a further motor vehicle 1 ', the second device 5 recognizes that it has already been trained on a motor vehicle 1 and automatically uses a further memory bank for the further vehicle-specific data 20 ′′ in the memory 18.
  • the memory 18 is connected to the second device 5, for example in the manner of a cloud.
  • the second device 5 thus uses the vehicle-specific cryptological data 20, 20', 20 "from the respective memory bank 18 for the respective motor vehicle 1, 1 ', supplements the key-specific data Data 21 of the second device 5, applies the encryption algorithm 22 to it and then transmits this code in the communication 7 to the first device 4, 4 '.
  • the first device 4 likewise has a non-volatile memory 19 and / or a memory 19 is connected to the first device 4, the second devices 5, 5 'belonging to the first device 4 in the Memory 19 are recorded.
  • a memory bank is provided in the memory 19 for every second device 5, 5 'to receive the key-specific data 21, 21', 21 ".
  • the second device 4 thus uses the key-specific cryptological data 21, 21 ', 21 "from the respective memory bank 19 for the respective second device 5, 5', supplements the vehicle-specific data 20 of the first device 4, applies the encryption algorithm 22 to this and then transmits this code in the communication 7 to the second device 5, 5 '.
  • the authentication sequence is shown in detail in FIGS. 6a, 6b and 7a, 7b.
  • the second device 5 is authenticated with the motor vehicle 1.
  • the vehicle-specific data 20 of the first device 4 for the motor vehicle 1 are supplemented with the key-specific data 21 of the second device 5. All of this data is then encoded with the encryption algorithm 22 and transmitted to the first device 4 by means of the communication 7.
  • the key-specific data 21 of the second device 5 are supplemented with the vehicle-specific data 20 of the first device 4 for the motor vehicle 1. All of this data is then encoded with the encryption algorithm 22 and transmitted to the second device 5 by means of the communication 7.
  • the second device 5 is authenticated with the Motor vehicle 1 'according to FIGS. 7a, 7b.
  • the vehicle-specific data 20 ′ of the first device 4 for the motor vehicle 1 ′ are then supplemented here with the key-specific data 21 of the second device 5. All of this data is then encoded with the encryption algorithm 22 and transmitted to the first device 4 'by means of the communication 7.
  • the key-specific data 21 of the second device 5 are supplemented with the vehicle-specific data 20' of the first device 4 'for the motor vehicle 1'. All of this data is then encoded with the encryption algorithm 22 and transmitted to the second device 5 by means of the communication 7.
  • the 8 also shows the authentication process between the two devices 4, 5 in greater detail. Due to the actuation of the door handle 16 on the car door 6 and / or the actuation element 11 for the start / stop switch 10 by the user 2, an external request for the first device 4 is triggered. The first device 4 then sends an encrypted radio message, which includes the data described above, to the second device 5. The second device 5 then checks whether the inquiring motor vehicle 1 has been trained with the second device 5. If this is the case, the second device 5 sends the cryptological data described above for the relevant motor vehicle 1 back to the first device 4. The transmitted data are then validated in the first device 4. If the validation is successful, the first device 4 triggers the respective action on the motor vehicle 1, for example the unlocking of the car doors 6, the starting process for the motor vehicle 1 or the like.
  • the second device 5 can have at least one actuating element 9 for manual operation of the first device 4 by means of radio signals.
  • the first device 4, 4 'for which the second device 5 is first upgraded can then expediently be intended for manual operation. If desired, that first device 4, 4 'for which manual operation is enabled can be done by means of a diagnostic tool be changeable. Alternatively, a specified input on the actuating elements 9 of the second device 5, 5 'or the like can also be provided for the corresponding selection of the first device 4, 4'.
  • the invention is not restricted to the exemplary embodiment described and illustrated. Rather, it also includes all technical developments within the scope of the invention defined by the patent claims.
  • a shooting system cannot only be used in motor vehicle 1. It is also possible to use it in an electric vehicle, a motorcycle, a quad, a motor boat, a jet ski, a snowmobile, or the like. Finally, it can also be used for a door lock that is located, for example, on a property or the like, or for other control devices.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

L'invention concerne un système de fermeture (39 pour un véhicule (1) de type fonctionnalité accès/démarrage sans clef. Le système de fermeture (3) comprend un premier dispositif (4), destiné à déverrouiller et/ou à verrouiller des portes de voitures (6), la serrure de contact, le neiman, pour libérer et/ou bloquer le système antidémarrage, le dispositif de commande du moteur ou similaire, et un second dispositif (5) associé, conçu sous forme de clef électronique, de transmetteur d'ientification, de carte à puce ou similaire. Des signaux codés (7) peuvent être transmis entre les deux dispositifs (4, 5) afin d'en assurer le bon fonctionnement. Après évaluation positive du signal de fonctionnement transmis, une modification de l'état du premier dispositif (4) peut intervenir. Le second dispositif (5) est conçu pour effectuer une authentification pour plusieurs véhicules (1), et/ou le premier dispositif (4) est conçu pour effectuer une authentification de seconds dispositifs différents (5).
PCT/EP2020/069363 2019-08-06 2020-07-09 Système de fermeture, en particulier pour un véhicule WO2021023465A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019005504.7A DE102019005504A1 (de) 2019-08-06 2019-08-06 Schließsystem, insbesondere für ein Kraftfahrzeug
DE102019005504.7 2019-08-06

Publications (1)

Publication Number Publication Date
WO2021023465A1 true WO2021023465A1 (fr) 2021-02-11

Family

ID=71620412

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2020/069363 WO2021023465A1 (fr) 2019-08-06 2020-07-09 Système de fermeture, en particulier pour un véhicule

Country Status (2)

Country Link
DE (1) DE102019005504A1 (fr)
WO (1) WO2021023465A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022106239B3 (de) 2022-03-17 2023-01-19 Cariad Se Verfahren zum Betreiben von Schließeinrichtungen mindestens zweier Kraftfahrzeuge, Steuereinrichtung, kraftfahrzeugexterne Servervorrichtung, tragbare Schlüsselvorrichtung, Kraftfahrzeug, und System zum Betreiben der Schließeinrichtungen zweier Kraftfahrzeuge

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021108415A1 (de) 2021-04-01 2022-10-06 Christian Fischer Vorrichtung und Verfahren zum Betrieb eines Elektromobils
DE102021130808A1 (de) 2021-11-24 2023-05-25 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Bereitstellen einer Fahrzeugfunktion an einen Nutzer eines ersten Fahrzeugs, computerlesbares Medium, System und Fahrzeug

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4340260A1 (de) 1993-10-01 1995-04-06 Marquardt Gmbh Schließsystem, insbesondre für Kraftfahrzeuge
US20150161832A1 (en) * 2013-12-05 2015-06-11 Ford Global Technologies, Llc Method and Apparatus for Virtual Key Delivery
US20170132534A1 (en) * 2015-11-09 2017-05-11 Silvercar, Inc. Vehicle access systems and methods
DE102016201601A1 (de) * 2016-02-03 2017-08-03 Continental Automotive Gmbh Verfahren und Vorrichtungen betreffend insbesondere ein Kraftfahrzeugzugangs- und/oder Start-System
US20170297530A1 (en) * 2016-04-19 2017-10-19 Volkswagen Ag Electronic car key and communication system
DE102017112270A1 (de) * 2016-06-06 2017-12-07 Ford Global Technologies, Llc Schlüsselloses fahrzeugsystem, das eine wartung ermöglicht
EP3508386A1 (fr) * 2016-08-31 2019-07-10 Great Wall Motor Company Limited Procédé d'autorisation pour clé virtuelle, serveur et système d'autorisation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013017082A1 (de) * 2013-10-15 2014-07-03 Daimler Ag Zugangs- oder Fahrberechtigungssystem für ein Fahrzeug und Verfahren zum Steuern einer Zugangsberechtigung oder Fahrberechtigung für ein Fahrzeug
DE102016215021B4 (de) * 2016-08-11 2019-02-07 Audi Ag Verfahren und Servervorrichtung zum Konfigurieren eines Weitergabevorgangs einer Zugangsberechtigung zu einem Kraftfahrzeug
DE102016218988A1 (de) * 2016-09-30 2018-04-05 Volkswagen Aktiengesellschaft Kommunikationssystem
KR102385474B1 (ko) * 2017-07-19 2022-04-13 현대자동차주식회사 차량 시스템 및 그 제어방법

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4340260A1 (de) 1993-10-01 1995-04-06 Marquardt Gmbh Schließsystem, insbesondre für Kraftfahrzeuge
US20150161832A1 (en) * 2013-12-05 2015-06-11 Ford Global Technologies, Llc Method and Apparatus for Virtual Key Delivery
US20170132534A1 (en) * 2015-11-09 2017-05-11 Silvercar, Inc. Vehicle access systems and methods
DE102016201601A1 (de) * 2016-02-03 2017-08-03 Continental Automotive Gmbh Verfahren und Vorrichtungen betreffend insbesondere ein Kraftfahrzeugzugangs- und/oder Start-System
US20170297530A1 (en) * 2016-04-19 2017-10-19 Volkswagen Ag Electronic car key and communication system
DE102017112270A1 (de) * 2016-06-06 2017-12-07 Ford Global Technologies, Llc Schlüsselloses fahrzeugsystem, das eine wartung ermöglicht
EP3508386A1 (fr) * 2016-08-31 2019-07-10 Great Wall Motor Company Limited Procédé d'autorisation pour clé virtuelle, serveur et système d'autorisation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022106239B3 (de) 2022-03-17 2023-01-19 Cariad Se Verfahren zum Betreiben von Schließeinrichtungen mindestens zweier Kraftfahrzeuge, Steuereinrichtung, kraftfahrzeugexterne Servervorrichtung, tragbare Schlüsselvorrichtung, Kraftfahrzeug, und System zum Betreiben der Schließeinrichtungen zweier Kraftfahrzeuge

Also Published As

Publication number Publication date
DE102019005504A1 (de) 2021-02-11

Similar Documents

Publication Publication Date Title
WO2021023465A1 (fr) Système de fermeture, en particulier pour un véhicule
DE102011011697A1 (de) Schließsystem und Verfahren zum Steuern einer Zugangsberechtigung oder Fahrberechtigung für ein Fahrzeug
EP3496978B1 (fr) Dispositif de commande et procédé pour déverrouiller un véhicule à moteur avec lecteur nfc intégré
EP1849665B1 (fr) Architecture de système pour keyless-go-system
DE102018004074A1 (de) Schließsystem, insbesondere für ein Kraftfahrzeug
EP1867535A1 (fr) Système de fermeture, en particulier pour un véhicule automobile
EP1191487B1 (fr) Système de verrouillage, notamment pour véhicule à moteur
DE10307237A1 (de) Schließsystem, insbesondere für ein Kraftfahrzeug
DE102005031018A1 (de) Schließsystem, insbesondere für ein Kraftfahrzeug
EP3424767A1 (fr) Véhicule automobile
DE102006007961B4 (de) Keyless-Entry/Go-System mit Steuergerät und entsprechendes Verfahren
DE102017123548A1 (de) Authentifizierungsanordnung für ein Kraftfahrzeug und Authentifizierungssystem für ein Kraftfahrzeug
EP1619094A1 (fr) Dispositif anti-vol éléctronique
DE102007005068B3 (de) Diebstahlsicherungssystem
DE102017213575B3 (de) Autorisierungsverfahren für eine Funktionseinheit, Betätigungsverfahren, Autorisierungsvorrichtung sowie Kraftfahrzeug
DE102005031997A1 (de) Schließsystem, insbesondere für ein Kraftfahrzeug
DE102013100226A1 (de) System mit einer Sicherheitsvorrichtung und einem Antrieb zur Öffnung eines beweglichen Kraftfahrzeugteils
DE102009043054A1 (de) Schließsystem, insbesondere für ein Kraftfahrzeug
WO2012048859A1 (fr) Clef de véhicule comportant un dispositif électronique d'antidémarrage
DE19852018C2 (de) Verfahren zur Sicherung eines elektronisch codierten Schlüssels, insbesondere Fahrzeugschlüssels, vor unbefugter Benutzung, sowie elektronisch codierter Schlüssel
DE102016014538A1 (de) Verfahren zum Betrieb eines schlüssellosen Zugangs- und Fahrberechtigungssystems
DE102017007202A1 (de) System, Computerprogrammprodukt sowie Kraftfahrzeug
DE102011050529A1 (de) Erkennungsvorrichtung, Identifikationssystem und Erkennungssystem
DE10142554A1 (de) Schließsystem, insbesondere für ein Kraftfahrzeug
WO2021136733A1 (fr) Système de verrouillage, en particulier pour un véhicule automobile

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20740562

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20740562

Country of ref document: EP

Kind code of ref document: A1