WO2018114023A1 - Method for controlling an access authorisation and/or drive authorisation for a vehicle - Google Patents

Method for controlling an access authorisation and/or drive authorisation for a vehicle Download PDF

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Publication number
WO2018114023A1
WO2018114023A1 PCT/EP2017/001251 EP2017001251W WO2018114023A1 WO 2018114023 A1 WO2018114023 A1 WO 2018114023A1 EP 2017001251 W EP2017001251 W EP 2017001251W WO 2018114023 A1 WO2018114023 A1 WO 2018114023A1
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WO
WIPO (PCT)
Prior art keywords
vehicle
mobile communication
communication unit
authorisation
authorization
Prior art date
Application number
PCT/EP2017/001251
Other languages
German (de)
French (fr)
Inventor
Edis Ceric
Robin Middelanis
Original Assignee
Daimler Ag
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 Daimler Ag filed Critical Daimler Ag
Publication of WO2018114023A1 publication Critical patent/WO2018114023A1/en

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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
    • 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
    • B60R25/25—Means to switch the anti-theft system on or off using biometry
    • B60R25/257—Voice recognition
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
    • B60R2325/20—Communication devices for vehicle anti-theft devices
    • B60R2325/205—Mobile phones
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • G07C2009/00555—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks comprising means to detect or avoid relay attacks

Definitions

  • the invention relates to a method for controlling an access authorization and / or driving authorization for a vehicle according to the preamble of claim 1.
  • DE 10 2014 207 809 A1 describes a security system for securing a vehicle from theft, wherein a terminal, e.g. a smartphone is used to open and close the vehicle by pressing a button on the terminal.
  • a terminal e.g. a smartphone
  • an acoustic sensor can be mounted on the outside of the vehicle, which is used to enter a knocking signal. If the taps are correctly entered, the security level is switched on or off.
  • the invention is based on the object, a comparison with the prior art improved method for controlling an access authorization and / or
  • the mobile communication unit sends authorization data to release the access authorization and / or driving authorization to the vehicle-mounted control unit and the vehicle-mounted control unit receives the authorization data and checked, and the access authorization and / or driving authorization successful authorization of the authorization data by means of the vehicle-side
  • the mobile communication unit is in particular a
  • Driving system of the vehicle also known as keyless go system. That is, the mobile communication unit allows a user of the vehicle authorized access to the vehicle by unlocking one or more vehicle doors and also keyless starting a drive motor of the vehicle, for example by means of a start button in the vehicle.
  • the mobile communication unit is for example a smartphone or a tablet computer.
  • the authorization data are sent exclusively by the mobile communication unit if, after establishing the connection between the mobile communication unit and the vehicle-side control unit, a predefined or predefinable voice input to the mobile
  • Communication unit is input and detected by this.
  • the method enables protection of a keyless entry and drive authorization system of the vehicle from so-called relay attacks (also known as "relay station attacks") in which, with the aid of two relay stations, a range of communication between the vehicle-side control unit and the mobile communication unit Furthermore, the method improves comfort for a user when unlocking and / or starting the vehicle in comparison to the prior art User of the vehicle is located.
  • relay attacks also known as "relay station attacks”
  • the execution of the unlocking of the vehicle is triggered by the speech input according to the invention and thus provides an interaction of the driver with the
  • a vehicle action such as unlocking or engine starting, can be performed by making the voice input.
  • the voice input can be done for example via a smartphone or a wearable.
  • Speech input also represents the user's manual interaction with the system, thus preventing the effectiveness of range extension.
  • voice input allows the selection of a specific closing function such as For example, “unlock”, “lock”, “open boot lid” and more, as well
  • FIGURE schematically shows a device for carrying out a method for controlling an access authorization and / or driving authorization for a vehicle.
  • the figure shows a block diagram of an embodiment of a device 1 for carrying out a method for controlling an access authorization and / or driving authorization for a vehicle not shown in detail.
  • the device 1 is part of a keyless entry authorization and driving authorization system of the vehicle. That is, the device 1 allows a user of the vehicle access to the vehicle by unlocking one or more
  • the conditional access and driving authorization system is also known as a so-called keyless-go system.
  • the device 1 comprises a mobile communication unit 1.1, which, for example, in a mobile terminal, for. B is integrated in a smartphone or in a tablet computer, or in a vehicle key. Furthermore, the device 1 comprises a vehicle-side control unit 1.2, which is arranged in or on the vehicle.
  • the mobile communication unit 1.1 comprises a number of
  • the wake-up signal W is received when the mobile communication unit 1.1 connects at a predetermined distance from the vehicle. Will the wake-up signal W from the mobile
  • Receive communication unit 1.1 a connection between the mobile communication unit 1.1 and the vehicle-mounted control unit 1.2 is established.
  • a transmitting antenna unit 1.1.2 is designed to transmit authorization data B which is sent to the vehicle-side control unit 1.2 in order to release the access authorization and / or driving authorization in the form of a higher-frequency identification signal become.
  • the vehicle-side control unit 1.2 checks the authorization data B and issues the release of the access authorization and / or driving authorization upon successful authorization of the authorization data B.
  • the mobile communication unit 1.1 further comprises an evaluation unit 1.1.3, which is coupled to the antenna units 1.1.1, 1.1.2 for evaluating the received wake-up signal W and / or for generating the authorization data B to be transmitted.
  • the evaluation unit 1.1.3 can also the vehicle functions such. As an opening and closing of motorized doors and flaps of the vehicle, activation and deactivation of a drive motor of the vehicle and activation and deactivation of lighting units and other signal units, are controlled.
  • the mobile communication unit 1.1 includes a number not shown controls, z. As buttons that are coupled to the evaluation unit 1.1.3.
  • the device 1 further includes sensors not shown in door handles, which allow a keyless open and close vehicle doors.
  • the mobile communication unit 1.1 in particular the
  • Receiving antenna unit 1.1.1 in permanent readiness to receive.
  • the permanent receptivity represents a risk for so-called relay attacks, in which with the help of two relay stations a range of communication between the vehicle-mounted control unit 1.2 and the mobile communication unit 1.1 are increased to an extent required for an abuse.
  • the authorization data B are sent only if after receiving the wake-up signal W and thus the established connection between the vehicle-side control unit 1.2 and the mobile communication unit 1.1 a predetermined or predetermined voice input, such as a word, noise or generally an acoustic signal is applied to the mobile communication unit 1.1 and detected by this. That is, the user speaks, for example, a given command in the mobile
  • the mobile communication unit 1.1 at any point of the user, for. B. in a trouser pocket, remain.
  • the voice input can be specified by a vehicle manufacturer and / or individually changed and / or trained by the user. Detects the mobile communication unit 1.1 the Voice input, the transmission of the authorization data B by means of the evaluation unit 1.1.3 is released.
  • the mobile communication unit 1.1 comprises at least one acoustic sensor 1.1.4, e.g. a microphone, which is in communication with the evaluation unit 1.1.3.
  • the mobile communication unit 1.1 comprises at least one acoustic sensor 1.1.4, e.g. a microphone, which is in communication with the evaluation unit 1.1.3.
  • Communication unit 1.1 include an acceleration sensor 1.1.5, which is also coupled to the mobile communication unit 1.1 and which is suitable for detecting a predetermined or predetermined knocking gesture, additionally or alternatively, the transmission of the authorization data B releases.
  • the keyless access and driving authorization system of the vehicle can be reliably protected against relay attacks. A risk of theft for the vehicle is thus significantly reduced. In addition, a comfort for the user of the vehicle when unlocking and starting the vehicle over the prior art is improved.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention relates to a method for controlling an access authorisation and/or a drive authorisation for a vehicle, wherein – a wireless connection between a mobile communication unit (1.1) and a vehicle-based control unit (1.2) is set up when the mobile communication unit (1.1) is at a prescribed distance from the vehicle, – the mobile communication unit (1.1) sends authorisation data (B) to enable the access authorisation and/or drive authorisation to the vehicle-based control unit (1.2) and the vehicle-based control unit (1.2) receives and checks the authorisation data (B), and – the access authorisation and/or drive authorisation are/is enabled by means of the vehicle-based control unit (2) in the event of successful authorisation of the authorisation data (B). According to the invention, there is provision for the authorisation data (B) to be sent by the mobile communication unit (1.1) exclusively if, after setup of the connection between the mobile communication unit (1.1) and the vehicle-based control unit (1.2), a prescribed or prescribable voice input is input on and detected by the mobile communication unit (1.1).

Description

Verfahren zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein  Method for controlling an access authorization and / or driving authorization for a
Fahrzeug  vehicle
Die Erfindung betrifft ein Verfahren zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein Fahrzeug gemäß dem Oberbegriff des Anspruchs 1. The invention relates to a method for controlling an access authorization and / or driving authorization for a vehicle according to the preamble of claim 1.
Verfahren zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein Fahrzeug sind aus dem Stand der Technik bekannt. Beispielsweise ist in der Methods for controlling access authorization and / or driving authorization for a vehicle are known in the art. For example, in the
DE 10 2014 207 809 A1 ein Sicherheitssystem zum Sichern eines Fahrzeugs vor einem Diebstahl beschrieben, wobei ein Endgerät, z.B. ein Smartphone, zum öffnen und Schließen des Fahrzeugs verwendet wird, in dem ein Tastknopf am Endgerät betätigt wird. Zur Deaktivierung von Sicherheitsstufen im Fahrzeug kann außen am Fahrzeug ein akustischer Sensor angebracht sein, der zur Eingabe eines Klopfzeichens dient. Bei richtig eingegebenen Klopfzeichen wird die Sicherheitsstufe zu- oder abgeschaltet. DE 10 2014 207 809 A1 describes a security system for securing a vehicle from theft, wherein a terminal, e.g. a smartphone is used to open and close the vehicle by pressing a button on the terminal. In order to deactivate security levels in the vehicle, an acoustic sensor can be mounted on the outside of the vehicle, which is used to enter a knocking signal. If the taps are correctly entered, the security level is switched on or off.
Der Erfindung liegt die Aufgabe zu Grunde, ein gegenüber dem Stand der Technik verbessertes Verfahren zum Steuern einer Zugangsberechtigung und/oder The invention is based on the object, a comparison with the prior art improved method for controlling an access authorization and / or
Fahrberechtigung für ein Fahrzeug anzugeben. Indicate driving authorization for a vehicle.
Die Aufgabe wird erfindungsgemäß mit den in Anspruch 1 angegebenen Merkmalen gelöst. The object is achieved with the features specified in claim 1.
Vorteilhafte Ausgestaltungen der Erfindung sind Gegenstand der Unteransprüche. Advantageous embodiments of the invention are the subject of the dependent claims.
Bei einem Verfahren zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein Fahrzeug wird eine drahtlose Verbindung zwischen einer mobilen In a method for controlling an access authorization and / or driving authorization for a vehicle, a wireless connection between a mobile
Kommunikationseinheit und einer fahrzeugseitigen Steuereinheit hergestellt, wenn sich die mobile Kommunikationseinheit in einem vorgegebenen Abstand zum Fahrzeug befindet, wobei die mobile Kommunikationseinheit Berechtigungsdaten zur Freigabe der Zugangsberechtigung und/oder Fahrberechtigung an die fahrzeugseitige Steuereinheit sendet und die fahrzeugseitige Steuereinheit die Berechtigungsdaten empfängt und überprüft, und wobei die Zugangsberechtigung und/oder Fahrberechtigung bei erfolgreicher Autorisierung der Berechtigungsdaten mittels der fahrzeugseitigen Communication unit and a vehicle-mounted control unit made when the mobile communication unit is at a predetermined distance from the vehicle, the mobile communication unit sends authorization data to release the access authorization and / or driving authorization to the vehicle-mounted control unit and the vehicle-mounted control unit receives the authorization data and checked, and the access authorization and / or driving authorization successful authorization of the authorization data by means of the vehicle-side
Steuereinheit freigegeben wird. Control unit is released.
Bei der mobilen Kommunikationseinheit handelt es sich insbesondere um eine The mobile communication unit is in particular a
Fernbedienung für ein schlüsselloses Zugangsberechtigungssystem und Remote control for a keyless entry system and
Fahrberechtig ungssystem des Fahrzeugs, auch bekannt als Keyless-Go-System. D. h., die mobile Kommunikationseinheit ermöglicht einem Nutzer des Fahrzeugs einen autorisierten Zugang zum Fahrzeug durch Entriegeln einer oder mehrerer Fahrzeugtüren und ein ebenfalls schlüsselloses Starten eines Antriebsmotors des Fahrzeugs, beispielsweise mittels eines Startknopfs im Fahrzeug. Die mobile Kommunikationseinheit ist beispielsweise ein Smartphone oder ein Tabletcomputer. Driving system of the vehicle, also known as keyless go system. That is, the mobile communication unit allows a user of the vehicle authorized access to the vehicle by unlocking one or more vehicle doors and also keyless starting a drive motor of the vehicle, for example by means of a start button in the vehicle. The mobile communication unit is for example a smartphone or a tablet computer.
Erfindungsgemäß ist vorgesehen, dass die Berechtigungsdaten ausschließlich dann von der mobilen Kommunikationseinheit gesendet werden, wenn nach der Herstellung der Verbindung zwischen der mobilen Kommunikationseinheit und der fahrzeugseitigen Steuereinheit eine vorgegebene oder vorgebbare Spracheingabe an der mobilen According to the invention, the authorization data are sent exclusively by the mobile communication unit if, after establishing the connection between the mobile communication unit and the vehicle-side control unit, a predefined or predefinable voice input to the mobile
Kommunikationseinheit eingegeben und von dieser detektiert wird. Communication unit is input and detected by this.
Das Verfahren ermöglicht einen Schutz eines schlüssellosen Zugangsberechtigungs- und Fahrberechtigungssystems des Fahrzeugs vor so genannten Relais- Attacken (auch bekannt als„Relay Station Attacks"), bei denen mit Hilfe von zwei Relaisstationen eine Reichweite einer Kommunikation zwischen der fahrzeugseitigen Steuereinheit und der mobilen Kommunikationseinheit auf ein für einen Missbrauch erforderliches Maß erhöht wird. Des Weiteren wird mittels des Verfahrens ein Komfort für einen Nutzer beim Entriegeln und/oder Starten des Fahrzeugs gegenüber dem Stand der Technik verbessert. Es ist dabei ausreichend, dass sich die mobile Kommunikationseinheit an einer beliebigen Stelle beim Nutzer des Fahrzeugs befindet. The method enables protection of a keyless entry and drive authorization system of the vehicle from so-called relay attacks (also known as "relay station attacks") in which, with the aid of two relay stations, a range of communication between the vehicle-side control unit and the mobile communication unit Furthermore, the method improves comfort for a user when unlocking and / or starting the vehicle in comparison to the prior art User of the vehicle is located.
Das Ausführen der Entriegelung des Fahrzeugs wird durch die erfindungsgemäße Spracheingabe ausgelöst und stellt somit eine Interaktion des Fahrers mit der The execution of the unlocking of the vehicle is triggered by the speech input according to the invention and thus provides an interaction of the driver with the
Fernbedienung bzw. dem Fahrzeug dar. Sobald also eine Verbindung mit dem Fahrzeug besteht, kann eine Fahrzeugaktion, beispielsweise das Entriegeln oder ein Motorstart, durchgeführt werden, indem die Spracheingabe getätigt wird. Die Spracheingabe kann dabei beispielsweise über ein Smartphone oder ein Wearable erfolgen. Die Thus, as soon as there is a connection to the vehicle, a vehicle action, such as unlocking or engine starting, can be performed by making the voice input. The voice input can be done for example via a smartphone or a wearable. The
Spracheingabe stellt gleichzeitig die manuelle Interaktion des Benutzers mit dem System dar und verhindert somit die Wirksamkeit einer Reichweitenverlängerung. Gleichzeitig erlaubt die Spracheingabe die Auswahl einer gezielten Schließungs-Funktion wie beispielsweise„Entriegeln",„Verriegeln",„Heckdeckel öffnen" und weitere, sowie Speech input also represents the user's manual interaction with the system, thus preventing the effectiveness of range extension. At the same time the voice input allows the selection of a specific closing function such as For example, "unlock", "lock", "open boot lid" and more, as well
Funktionen, die nicht der Schließung zugehören, wie beispielsweise den Motorstart. Functions that do not belong to the closure, such as the engine start.
Ausführungsbeispiele der Erfindung werden im Folgenden anhand einer Zeichnung näher erläutert. Dabei zeigt die einzige Figur schematisch eine Vorrichtung zur Durchführung eines Verfahrens zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein Fahrzeug. Embodiments of the invention will be explained in more detail below with reference to a drawing. The single FIGURE schematically shows a device for carrying out a method for controlling an access authorization and / or driving authorization for a vehicle.
Die Figur zeigt ein Blockschaltbild eines Ausführungsbeispiels einer Vorrichtung 1 zur Durchführung eines Verfahrens zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein nicht näher dargestelltes Fahrzeug. The figure shows a block diagram of an embodiment of a device 1 for carrying out a method for controlling an access authorization and / or driving authorization for a vehicle not shown in detail.
Die Vorrichtung 1 ist Bestandteil eines schlüssellosen Zugangsberechtigungs- und Fahrberechtigungssystems des Fahrzeugs. D. h., die Vorrichtung 1 gewährt einem Nutzer des Fahrzeugs den Zugang zum Fahrzeug durch Entriegeln einer oder mehrerer The device 1 is part of a keyless entry authorization and driving authorization system of the vehicle. That is, the device 1 allows a user of the vehicle access to the vehicle by unlocking one or more
Fahrzeugtüren und vorteilhafterweise das ebenfalls schlüssellose Starten eines Vehicle doors and advantageously also keyless starting a
Antriebsmotors des Fahrzeugs, beispielsweise mittels eines Startknopfs im Fahrzeug, welcher auch als Start-Stopp-Taster bezeichnet wird. Das Zugangsberechtigungs- und Fahrberechtigungssystem ist auch als sogenanntes Keyless-Go-System bekannt. Drive motor of the vehicle, for example by means of a start button in the vehicle, which is also referred to as start-stop button. The conditional access and driving authorization system is also known as a so-called keyless-go system.
Die Vorrichtung 1 umfasst eine mobile Kommunikationseinheit 1.1 , welche beispielsweise in ein mobiles Endgerät, z. B in ein Smartphone oder in einen Tabletcomputer, oder in einen Fahrzeugschlüssel integriert ist. Des Weiteren umfasst die Vorrichtung 1 eine fahrzeugseitige Steuereinheit 1.2, welche im oder am Fahrzeug angeordnet ist. The device 1 comprises a mobile communication unit 1.1, which, for example, in a mobile terminal, for. B is integrated in a smartphone or in a tablet computer, or in a vehicle key. Furthermore, the device 1 comprises a vehicle-side control unit 1.2, which is arranged in or on the vehicle.
Die mobile Kommunikationseinheit 1.1 umfasst eine Anzahl von The mobile communication unit 1.1 comprises a number of
Antenneneinheiten 1.1.1 , 1 .1.2, wobei z. B. eine Empfangsantenneneinheit 1.1.1 zum Empfang eines niederfrequenten Wecksignals W ausgebildet ist, welches von der fahrzeugseitigen Steuereinheit 1.2 gesendet wird. Das Wecksignal W wird dabei empfangen, wenn sich die mobile Kommunikationseinheit 1.1 in einem vorgegebenen Abstand zum Fahrzeug verbindet. Wird das Wecksignal W von der mobilen Antenna units 1.1.1, 1 .1.2, wherein z. B. a receiving antenna unit 1.1.1 for receiving a low-frequency wake-up signal W is formed, which is sent from the vehicle-side control unit 1.2. The wake-up signal W is received when the mobile communication unit 1.1 connects at a predetermined distance from the vehicle. Will the wake-up signal W from the mobile
Kommunikationseinheit 1.1 empfangen, wird eine Verbindung zwischen der mobilen Kommunikationseinheit 1.1 und der fahrzeugseitigen Steuereinheit 1.2 hergestellt. Receive communication unit 1.1, a connection between the mobile communication unit 1.1 and the vehicle-mounted control unit 1.2 is established.
Eine Sendeantenneneinheit 1.1.2 ist zum Senden von Berechtigungsdaten B ausgebildet, die zur Freigabe der Zugangsberechtigung und/oder Fahrberechtigung in Form eines höherfrequenten Identifikationssignals an die fahrzeugseitige Steuereinheit 1.2 gesendet werden. Die fahrzeugseitige Steuereinheit 1.2 überprüft dabei die Berechtigungsdaten B und erteilt die Freigabe der Zugangsberechtigung und/oder Fahrberechtigung bei erfolgreicher Autorisierung der Berechtigungsdaten B. A transmitting antenna unit 1.1.2 is designed to transmit authorization data B which is sent to the vehicle-side control unit 1.2 in order to release the access authorization and / or driving authorization in the form of a higher-frequency identification signal become. The vehicle-side control unit 1.2 checks the authorization data B and issues the release of the access authorization and / or driving authorization upon successful authorization of the authorization data B.
Die mobile Kommunikationseinheit 1.1 umfasst weiterhin eine Auswerteeinheit 1.1.3, die mit den Antenneneinheiten 1.1.1 , 1.1.2 zur Auswertung des empfangenen Wecksignals W und/oder zur Generierung der zu sendenden Berechtigungsdaten B gekoppelt ist. The mobile communication unit 1.1 further comprises an evaluation unit 1.1.3, which is coupled to the antenna units 1.1.1, 1.1.2 for evaluating the received wake-up signal W and / or for generating the authorization data B to be transmitted.
Mittels der Auswerteeinheit 1.1.3 können dabei auch die Fahrzeugfunktionen, wie z. B. ein öffnen und Schließen motorisch betätigter Türen und Klappen des Fahrzeugs, eine Aktivierung und Deaktivierung eines Antriebsmotors des Fahrzeugs und eine Aktivierung und Deaktivierung von Beleuchtungseinheiten und anderen Signaleinheiten, gesteuert werden. Dazu umfasst die mobile Kommunikationseinheit 1.1 eine Anzahl nicht näher dargestellter Bedienelemente, z. B. Tasten, die mit der Auswerteeinheit 1.1.3 gekoppelt sind. Die Vorrichtung 1 weist des Weiteren nicht näher dargestellte Sensoren in Türgriffen auf, die ein schlüsselloses öffnen und Schließen von Fahrzeugtüren ermöglichen. By means of the evaluation unit 1.1.3 can also the vehicle functions such. As an opening and closing of motorized doors and flaps of the vehicle, activation and deactivation of a drive motor of the vehicle and activation and deactivation of lighting units and other signal units, are controlled. For this purpose, the mobile communication unit 1.1 includes a number not shown controls, z. As buttons that are coupled to the evaluation unit 1.1.3. The device 1 further includes sensors not shown in door handles, which allow a keyless open and close vehicle doors.
Üblicherweise ist die mobile Kommunikationseinheit 1.1 , insbesondere die Usually, the mobile communication unit 1.1, in particular the
Empfangsantenneneinheit 1.1.1 , in dauerhafter Empfangsbereitschaft. Dabei stellt die dauerhafte Empfangsbereitschaft ein Risiko für sogenannte Relay-Attacken dar, bei denen mit Hilfe von zwei Relaisstationen eine Reichweite der Kommunikation zwischen der fahrzeugseitigen Steuereinheit 1.2 und der mobilen Kommunikationseinheit 1.1 auf ein für einen Missbrauch erforderliches Maß erhöht werden. Receiving antenna unit 1.1.1, in permanent readiness to receive. In this case, the permanent receptivity represents a risk for so-called relay attacks, in which with the help of two relay stations a range of communication between the vehicle-mounted control unit 1.2 and the mobile communication unit 1.1 are increased to an extent required for an abuse.
Zur Verbesserung einer Sicherheit der Vorrichtung 1 und damit zum Schutz des To improve a security of the device 1 and thus to protect the
Fahrzeugs vor Diebstahl, ist vorgesehen, dass die Berechtigungsdaten B ausschließlich dann gesendet werden, wenn nach dem Empfang des Wecksignals W und damit der hergestellten Verbindung zwischen der fahrzeugseitigen Steuereinheit 1.2 und der mobilen Kommunikationseinheit 1.1 eine vorgegebene oder vorgebbare Spracheingabe, wie beispielsweise ein Wort, Geräusch oder allgemein ein akustisches Signal, an der mobilen Kommunikationseinheit 1.1 angewandt wird und von dieser detektiert wird. D. h., der Nutzer spricht beispielsweise einen vorgegebenen Befehl in die mobile Vehicle against theft, it is provided that the authorization data B are sent only if after receiving the wake-up signal W and thus the established connection between the vehicle-side control unit 1.2 and the mobile communication unit 1.1 a predetermined or predetermined voice input, such as a word, noise or generally an acoustic signal is applied to the mobile communication unit 1.1 and detected by this. That is, the user speaks, for example, a given command in the mobile
Kommunikationseinheit 1.1. Dazu kann die mobile Kommunikationseinheit 1.1 an einer beliebigen Stelle des Nutzers, z. B. in einer Hosentasche, verbleiben. Die Spracheingabe kann dabei von einem Fahrzeughersteller vorgegeben und/oder vom Nutzer individuell geändert und/oder angelernt werden. Detektiert die mobile Kommunikationseinheit 1.1 die Spracheingabe, wird das Senden der Berechtigungsdaten B mittels der Auswerteeinheit 1.1.3 freigegeben. Communication unit 1.1. For this purpose, the mobile communication unit 1.1 at any point of the user, for. B. in a trouser pocket, remain. The voice input can be specified by a vehicle manufacturer and / or individually changed and / or trained by the user. Detects the mobile communication unit 1.1 the Voice input, the transmission of the authorization data B by means of the evaluation unit 1.1.3 is released.
Zur Detektion der Spracheingabe umfasst die mobile Kommunikationseinheit 1.1 zumindest einen akustischen Sensor 1.1.4, z.B. eine Mikrophon, welcher mit der Auswerteeinheit 1.1.3 in Verbindung steht. Zusätzlich kann die mobile In order to detect the speech input, the mobile communication unit 1.1 comprises at least one acoustic sensor 1.1.4, e.g. a microphone, which is in communication with the evaluation unit 1.1.3. In addition, the mobile
Kommunikationseinheit 1.1 einen Beschleunigungssensor 1.1.5 umfassen, welcher ebenfalls mit der mobilen Kommunikationseinheit 1.1 gekoppelt ist und welcher zur Detektion einer vorgebbaren oder vorgegebenen Klopfgeste geeignet ist, die zusätzlich oder alternativ das Senden der Berechtigungsdaten B freigibt. Communication unit 1.1 include an acceleration sensor 1.1.5, which is also coupled to the mobile communication unit 1.1 and which is suitable for detecting a predetermined or predetermined knocking gesture, additionally or alternatively, the transmission of the authorization data B releases.
Mittels des Verfahrens kann das schlüssellose Zugangs- und Fahrberechtigungssystem des Fahrzeugs zuverlässig gegen Relaisattacken geschützt werden. Ein Diebstahlrisiko für das Fahrzeug wird damit signifikant verringert. Darüber hinaus ist ein Komfort für den Nutzer des Fahrzeugs beim Entriegeln und Starten des Fahrzeugs gegenüber dem Stand der Technik verbessert. By means of the method, the keyless access and driving authorization system of the vehicle can be reliably protected against relay attacks. A risk of theft for the vehicle is thus significantly reduced. In addition, a comfort for the user of the vehicle when unlocking and starting the vehicle over the prior art is improved.

Claims

Daimler AG Daimler AG
Patentansprüche claims
Verfahren zum Steuern einer Zugangsberechtigung und/oder Fahrberechtigung für ein Fahrzeug, wobei Method for controlling an access authorization and / or driving authorization for a vehicle, wherein
- eine drahtlose Verbindung zwischen einer mobilen Kommunikationseinheit (1.1 ) und einer fahrzeugseitigen Steuereinheit (1.2) hergestellt wird, wenn sich die mobile Kommunikationseinheit (1.1) in einem vorgegebenen Abstand zum Fahrzeug befindet,  a wireless connection is established between a mobile communication unit (1.1) and a vehicle-side control unit (1.2) when the mobile communication unit (1.1) is at a predetermined distance from the vehicle,
- die mobile Kommunikationseinheit (1.1) Berechtigungsdaten (B) zur Freigabe der Zugangsberechtigung und/oder Fahrberechtigung an die fahrzeugseitige  - The mobile communication unit (1.1) authorization data (B) to release the access authorization and / or driving authorization to the vehicle side
Steuereinheit (1.2) sendet und die fahrzeugseitige Steuereinheit (1.2) die  Control unit (1.2) sends and the vehicle-mounted control unit (1.2) the
Berechtigungsdaten (B) empfängt und überprüft, und  Authorization data (B) receives and checks, and
- die Zugangsberechtigung und/oder Fahrberechtigung bei erfolgreicher  - the access authorization and / or driving authorization if successful
Autorisierung der Berechtigungsdaten (B) mittels der fahrzeugseitigen  Authorization of the authorization data (B) by means of the vehicle-side
Steuereinheit (2) freigegeben werden bzw. wird,  Control unit (2) are released or will,
dadurch gekennzeichnet, dass  characterized in that
die Berechtigungsdaten (B) ausschließlich dann von der mobilen  the authorization data (B) only from the mobile
Kommunikationseinheit (1.1) gesendet werden, wenn nach der Herstellung der Verbindung zwischen der mobilen Kommunikationseinheit (1.1) und der  Communication unit (1.1) are sent when after establishing the connection between the mobile communication unit (1.1) and the
fahrzeugseitigen Steuereinheit (1.2) eine vorgegebene oder vorgebbare  Vehicle-side control unit (1.2) a predetermined or predetermined
Spracheingabe an der mobilen Kommunikationseinheit (1.1 ) eingegeben und von dieser detektiert wird.  Speech input to the mobile communication unit (1.1) is input and detected by this.
Verfahren nach Anspruch 1 , Method according to claim 1,
dadurch gekennzeichnet, dass  characterized in that
die Spracheingabe mittels eines akustischen Sensors (1.1.4) der mobilen  the voice input by means of an acoustic sensor (1.1.4) of the mobile
Kommunikationseinheit (1.1) detektiert wird.  Communication unit (1.1) is detected.
PCT/EP2017/001251 2016-12-21 2017-10-25 Method for controlling an access authorisation and/or drive authorisation for a vehicle WO2018114023A1 (en)

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