EP2338147B1 - Appareil électronique pour véhicule à moteur, véhicule à moteur, procédé d'affichage de données sur un dispositif d'affichage d'un véhicule à moteur et produit programme d'ordinateur - Google Patents

Appareil électronique pour véhicule à moteur, véhicule à moteur, procédé d'affichage de données sur un dispositif d'affichage d'un véhicule à moteur et produit programme d'ordinateur Download PDF

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Publication number
EP2338147B1
EP2338147B1 EP09781027.9A EP09781027A EP2338147B1 EP 2338147 B1 EP2338147 B1 EP 2338147B1 EP 09781027 A EP09781027 A EP 09781027A EP 2338147 B1 EP2338147 B1 EP 2338147B1
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EP
European Patent Office
Prior art keywords
motor vehicle
token
interface
electronics device
vehicle electronics
Prior art date
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Application number
EP09781027.9A
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German (de)
English (en)
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EP2338147A1 (fr
Inventor
Jörg Fischer
Frank Dietrich
Manfred Paeschke
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Bundesdruckerei GmbH
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Bundesdruckerei GmbH
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Publication of EP2338147A1 publication Critical patent/EP2338147A1/fr
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    • 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
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0841—Registering performance data
    • G07C5/085—Registering performance data using electronic data carriers
    • 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
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station

Definitions

  • the invention relates to a motor vehicle electronic device, a motor vehicle, a method for displaying data on a motor vehicle display device and a computer program product.
  • WO 2007/1137555 A2 is an electronically configurable motor vehicle license plate with a display known.
  • data is assembled and encrypted in an external configuration unit.
  • the encrypted data is transmitted by an infrared transmitter integrated in the configuration unit as infrared signals.
  • the signals are decrypted, for which a corresponding decryption software is stored in the display electronics.
  • a document reader and a method of reading a data object are known.
  • the reading device comprises a data memory for storing at least one data object, wherein an external read access to the data object requires the execution of a cryptographic protocol.
  • the reader has an interface for external read access to the data object, means for performing the cryptographic protocol, and a second interface for requesting execution of a cryptographic algorithm and for receiving a result of performance of the cryptographic algorithm.
  • the method includes the steps of cryptographic authentication and / or cryptographic authentication of the motor vehicle with respect to an external one Computer system, the step of examining whether a blockage is stored for the motor vehicle as well as the step of sending a signal from the computer system to the motor vehicle to allow use of the motor vehicle, if the vehicle no lock is stored.
  • the invention has for its object to provide an improved motor vehicle electronic device and a corresponding motor vehicle, a method for displaying data on a motor vehicle display device and a computer program product.
  • the motor vehicle electronic device has a first interface for establishing a first connection to a first ID token to read data from the first ID token.
  • the first ID token can be a document, in particular a value or security document, in which an electronic memory and an interface for establishing the connection to the first interface of the motor vehicle electronic device are integrated.
  • an RFID chip in which the data is stored can be integrated in the document.
  • a "document” is understood as meaning paper-based and / or plastic-based documents, such as identity documents, in particular passports, identity cards, visas and driving licenses, vehicle registration documents, vehicle documents, company identity cards, health cards or other ID documents such as badges as well as smart cards, means of payment, in particular bank cards and credit cards, waybills or other credentials, in which a data memory for storing at least one attribute is integrated.
  • the document may preferably be an electronic vehicle registration or vehicle registration document or another motor vehicle document.
  • the motor vehicle electronic device has a memory for storing a certificate of a public key infrastructure (PKI).
  • the certificate may conform to the X.509 standard.
  • a so-called root certificate of this PKI can be stored in the same or another memory of the motor vehicle electronic device.
  • the certificate and the root certificate typically have a limited validity period, which is specified in the certificate or root certificate.
  • the motor vehicle electronic device further has means for authenticating against the first ID token by means of the certificate.
  • the authentication takes place with the aid of a challenge-response method.
  • the motor vehicle electronic device transmits its certificate via the first connection to the first ID token. This generates a challenge, for example in the form of a random number, which the first ID token with the public key of the certificate encrypts and transmits the cipher via the first connection to the motor vehicle electronic device.
  • the motor vehicle electronic device must then have the private key associated with the certificate in order to be able to decrypt this cipher correctly.
  • the first ID token must also be authenticated relative to the motor vehicle electronic device before the data is read out of the first ID token. This can be done in a manner analogous to the authentication of the motor vehicle electronic device with respect to the ID token.
  • the procedure is such that the ID token transmits its certificate to the motor vehicle electronic device via the first connection and then the challenge-response method is carried out.
  • the automotive electronics device can use the root certificate.
  • the motor vehicle electronic device has means for controlling at least one display device for reproducing the data.
  • two display devices are provided, which are arranged instead of the usual number plates front and rear of a motor vehicle.
  • the display devices can be designed as displays, whereby different display technologies can be used.
  • the display devices are designed so that the playback of the data can also be done without a permanent power supply.
  • Such display devices only need electrical power when the data to be displayed changes.
  • bistable displays such as electrophoretic displays, electrochromic displays, rotary element displays, ferroelectric displays, displays based on the electrowetting effect
  • bistable LCD displays for example twisted nematic, super twisted nematic, cholesteric or nematic LCDs -Show.
  • bistable LCD displays for example twisted nematic, super twisted nematic, cholesteric or nematic LCDs -Show.
  • bistable displays are known, which are commercially available from the company Citala. Such ads are also off US 2006/0250534 A1 known.
  • bistable electrophoretic displays are for example off WO 99/53371 and EP 1 715 374 A1 known.
  • Bistable displays are also referred to as “electronic paper display” (EPD).
  • bistable displays generally have the advantage that they can be read very well in bright lighting, and that no power supply is required to reproduce consistent image data for a long time.
  • emissive display devices are used, which need a power supply to play the data. These may be, for example, LED displays, in particular inorganic, organic or hybrid LED displays.
  • the display device can also be realized on the basis of an electroluminescent medium, as it is known for example from the US 2002/0079494 A1 and US 6,091,194 is known.
  • the display device can also be applied by printing technology and thus form an intimate and non-detachable connection with the motor vehicle or with parts of the motor vehicle.
  • the production of, for example, TFTs for the production of such display devices by direct application by means of printing technology is known per se WO 03/098696 A1 ,
  • the motor vehicle electronic device further has a second interface for storing the certificate in the memory. Via the second interface, the memory of the motor vehicle electronic device can thus be accessed in order to transmit and store the certificate there, for example to introduce the certificate into the memory for the first time in a new motor vehicle or to update the certificate.
  • the data read from the first ID token via the first interface includes the official motor vehicle license plate number for the motor vehicle.
  • the motor vehicle license plate has changed due to a re-registration at a motor vehicle registration office.
  • the changed vehicle registration number is stored by the registration office in the first ID token.
  • This can be done online by establishing a secure connection between the first ID token and a server computer, through which the data with the new vehicle license plate is written to the first ID token.
  • a secure connection can be realized, for example, by means of end-to-end encryption via a client computer to which a reader for the first ID token is connected.
  • the data with the new official license plate can be signed by the motor vehicle registration office.
  • Embodiments of the present invention are particularly advantageous because a fully electronic handling of the update of the official license plate is made possible.
  • the production and installation of new license plates is no longer necessary.
  • significant resources can be saved and waste can be avoided.
  • the administrative procedures previously connected with the issuing of new motor vehicle number plates are unnecessary.
  • Embodiments of the present invention are particularly advantageous, since the update of the official license plate by transferring the data from the first ID token to the motor vehicle electronic device in a particularly secure manner with maximum convenience for the user is done by the use of cryptographic Method based on a PKI achieved, for example, for unilateral or mutual authentication of the motor vehicle electronic device and the first ID token and / or by checking the signature of the data received from the first ID token by the motor vehicle electronic device and / or by a cryptographic Protecting the first connection over which the data from the first ID token is received by the automotive electronics device.
  • the first interface of the motor vehicle electronic device is formed without contact, for example as a radio interface, in particular as a contactless interface, which operates according to an RFID method.
  • the first interface can be designed such that it also addresses an electronic key of the motor vehicle.
  • the electronic key may be, for example, a smart card, such as an RFID smart card.
  • a further interface for communication with the electronic key may also be present, in particular an RFID interface.
  • the second interface of the motor vehicle electronic device is formed contact-related.
  • the second interface is provided for connecting a cable.
  • the motor vehicle electronic device as the so-called Electronic Control Unit (ECU) of the Be formed motor vehicle.
  • the ECU is connected to an external device, for example a terminal, a motor vehicle workshop or a technical testing center. Via this cable, a connection can then be set up between the external device and the ECU, via which the certificate can be stored in the memory, for example to update it. This can be done for example during a maintenance of the motor vehicle or on the occasion of a so-called main inspection of the motor vehicle.
  • ECU Electronic Control Unit
  • the second interface is provided for forming a network connection, which may be contact-based or contactless.
  • the second interface is designed as a mobile radio interface according to a mobile radio standard, so that the certificate can be received via mobile radio.
  • a unique motor vehicle identifier which is stored in the motor vehicle electronic device, is first interrogated via the second interface.
  • the motor vehicle identifier may be, for example, the chassis number of the motor vehicle. With the help of this motor vehicle identifier then a certificate is generated or retrieved, which belongs to the relevant motor vehicle.
  • the first interface is designed for communication with a second ID token.
  • the second ID token is used for access control for the motor vehicle.
  • the possession of the second ID token is a prerequisite for the vehicle to be opened and / or started by the user.
  • the second ID token is an RFID chip card which serves as an electronic key ("E-key").
  • a key identifier is stored in the second ID token. This key identifier is requested by the motor vehicle electronic device via its first interface from the second ID token. If the key identifier received from the second ID token via the first interface to a reference value of the key identifier stored in the motor vehicle electronic device fits, the motor vehicle electronic device generates a signal to unlock, for example, the central locking of the motor vehicle and / or to enable the starting of the engine of the motor vehicle.
  • the first interface there may also be another interface for the communication between the motor vehicle electronics device and the second ID token, e.g. another RFID interface, which has a greater range than the first interface.
  • the range of the further interface is chosen so that the second ID token is detected by the motor vehicle electronic device when the second ID token is still outside the motor vehicle, whereas the range of the first interface is selected so that the first ID token must be within the vehicle interior so that the first connection can be established.
  • the prerequisite for updating the motor vehicle license plate is then that the user first has to unlock the vehicle and get in.
  • the motor vehicle identifier is not selected as the key identifier.
  • the second interface of the motor vehicle electronic device is preferably designed in such a way that it can access the memory area of the motor vehicle electronic device in which the key identifier is stored by the key identifier of the lost second ID token stored there replace the new key identifier of the new second ID token.
  • the new key identifier is signed, with the motor vehicle electronic device checking the validity of the signature before the old key identifier is replaced by the new key identifier.
  • the motor vehicle electronic device has means for establishing a secure data transmission channel for controlling the at least one display device.
  • the data transmission via this data transmission channel is encrypted in order to prevent a manipulation of the control of the at least one display device.
  • the invention relates to a motor vehicle with an embodiment of the motor vehicle electronic device according to the invention and at least one externally visible display device which is connected to the motor vehicle electronic device.
  • the invention relates to a method for displaying data, for example an official number plate, on a motor vehicle display device, having the following steps: establishing a first connection between a motor vehicle electronic device and a first ID token, accessing a memory of the motor vehicle Electronic device for reading a certificate, cryptographic authentication of the motor vehicle electronic device against the ID token by means of the certificate, reading data from the first ID token over the first connection, after the authentication of the motor vehicle electronic device to the first ID token has been carried out successfully, control of the motor vehicle display device for playback of the data
  • the invention relates to a computer program product with program instructions executable by a motor vehicle electronic device for displaying data on a motor vehicle display device.
  • the FIG. 1 schematically shows a motor vehicle 100, such as a passenger car.
  • the motor vehicle 100 has at least one motor vehicle electronic device 102, which may be designed, for example, as a so-called electronic control unit (ECU).
  • ECU electronice control unit
  • the motor vehicle electronic device 102 has an electronic memory 104 with at least the memory areas 106, 108, 110, 112 and 114.
  • the memory area 106 is used to store a motor vehicle identifier, i. A so-called unique identifier, such as the chassis number of the motor vehicle 100.
  • the memory area 106 is formed so that the stored there motor vehicle identifier can not be changed, so that the motor vehicle electronic device 102 is assigned to the motor vehicle 100.
  • the memory area 108 is used to store data that includes the official motor vehicle registration number of the motor vehicle 100. This data can be updated via an interface 116 of the motor vehicle electronic device 102.
  • the interface 116 is formed contactless in the embodiment considered here as a radio interface, which operates according to an RFID method.
  • the memory area 110 serves to store a certificate of the motor vehicle 100, wherein the certificate may be, for example, a standardized certificate of a PKI.
  • the memory area 112 serves to store a so-called root certificate of the PKI.
  • the private key of the motor vehicle 100 belonging to the certificate 110 is stored in the memory area 114 of the memory 104.
  • an external access via the interface 116 or via a further interface 118 of the motor vehicle electronic device 102 is not possible in principle.
  • the interface 118 is formed, for example, contact-connected for the connection of a cable. Via the interface 118, an external access to the memory areas 110 and 112 can take place in order to update the certificate or the root certificate.
  • the motor vehicle electronic device 102 further has at least one processor 120 for executing program modules 122, 124, 126, 128, 130 and 132.
  • the program module 122 serves to execute the steps of a cryptographic protocol relating to the motor vehicle electronic device 102 for authenticating the motor vehicle electronic device 102 with respect to an ID token 134.
  • the program module 122 is preferably designed such that an authentication of the ID token 134 with respect to the Motor vehicle electronic device 102 takes place.
  • the program module 124 is for encrypting data exchanged between the automotive electronic device 102 and the ID token 134. This can be done with a symmetric or asymmetric key encryption.
  • the program module 126 is used to perform a signature verification of an electronic signature received from the ID token 134. For this purpose, the program module 126 accesses the memory area 112 in order to retrieve the root certificate there.
  • the program module 128 is started to update the data stored in the storage area 108 including the official license plate number.
  • the program module 130 serves to control the displays 136 and 138 of the motor vehicle 100.
  • the displays 136 and 138 can be arranged there on the motor vehicle 100, where usually the license plates are arranged.
  • the displays 136 and 138 are connected to the automotive electronic device 102 via secure data transmission channels 140 and 142, respectively.
  • the data transmission channels 140 and / or 142 can be realized via a bus system of the motor vehicle 100.
  • the program module 132 is started to update the certificate stored in the memory area 110 and / or the root certificate stored in the memory area 112 via the interface 118.
  • the motor vehicle electronic device 102 may be implemented as a system consisting of a plurality of spatially separated electronic components, which are connected to each other, for example via a bus system of the motor vehicle 100. Accordingly, the memory 104 can also be realized via various such components, which together form the motor vehicle electronic device 102. The same applies to the processor 120.
  • the ID token 134 has an electronic memory 144 with protected memory areas 146, 148, 150 and 152.
  • the memory area 146 serves to store the motor vehicle identifier, which is also stored in the memory area 106 of the memory 104 of the motor vehicle electronic device 102.
  • the ID token 134 is uniquely assigned to the motor vehicle 100.
  • a signature of the motor vehicle identifier can be stored in the memory area 146.
  • data is stored that includes the current official motor vehicle registration number of the motor vehicle 100.
  • a digital signature of this data can be stored in the memory area 148. This data may have been written by a server computer of the motor vehicle registration office in the memory area 148.
  • the storage area 150 serves to store a certificate of the ID token 134.
  • the storage area 152 serves to store a private key to which the certificate stored in the storage area 150 is assigned.
  • the ID token 134 further has a processor 154 for executing program modules 156 and 158 corresponding to the program modules 122 and 124.
  • the program module 156 is used to execute those steps of the cryptographic protocol which relate to the ID token 134.
  • the program module 158 is used to set up the encrypted connection with the motor vehicle electronic device 102, in particular a connection with end-to-end encryption using a symmetric or asymmetric key.
  • the ID token 134 further has an interface 160, which corresponds to the interface 116 of the motor vehicle electronic device 102, and is designed for example as a radio interface, which operates according to an RFID method.
  • the ID token 134 may be a document, such as an electronic vehicle registration document or an electronic vehicle registration certificate, as in U.S. Patent Nos. 4,194,466 FIG. 1 shown.
  • the document may be card-shaped, for example.
  • the motor vehicle electronic device 102 can be connected via its interface 118 to a terminal 162.
  • the terminal 162 has an interface 164 that corresponds to the interface 118 of the motor vehicle electronic device 102.
  • the interfaces 164 and 118 may be connected by a cable, for which typically the engine hood of the motor vehicle 100 must be opened.
  • the terminal 162 has at least one processor 166 for executing a program 168 and a network interface 170 for communicating with a server computer 172 via a network 174.
  • the server computer 172 provides a certificate provider, for example in the form of a database 176, in which current certificates for various motor vehicles are stored.
  • the respective motor vehicle identifier serves as the access key for the certificates stored in the database 176.
  • the server computer 172 may also provide an updated root certificate 178.
  • memory module 108 is accessed by execution of the program module 130 in order to read therefrom the data with which the displays 136 and 138 are actuated via the data transmission channels 140 and 142 for reproducing the motor vehicle license plate.
  • a connection is established via a cable.
  • the motor vehicle identifier is read from the memory area 106 of the motor vehicle electronic device 102.
  • the program 168 then generates a request for the server computer 172 containing this vehicle identifier.
  • This request is sent by the terminal 162 from its network interface 170 to the server computer 172 via the network 174. Based on this request, the server computer accesses the database 176 to use the motor vehicle identifier to read the current certificate associated with the vehicle identifier.
  • the certificate and the current root certificate 178 are sent from the server computer 172 via the network 174 to the terminal 162, and from there are transmitted to the motor vehicle electronic device 102 through execution of the program 168 via the interface between the interface 164 and the interface 118 where the current certificate is stored in the storage area 110 and the current root certificate in the storage area 112 by overwriting the previously stored there certificates.
  • the terminal may, for example, belong to a workshop, which updates the certificates in this way during the periodic maintenance of the motor vehicle 100.
  • the terminal can also go to a test center, such as The Technical Review Association (TÜV), which performs the updating of the certificates on the occasion of a so-called main investigation.
  • TÜV The Technical Review Association
  • the interface 118 is configured to communicate directly with the server computer 172, such as over a cellular connection.
  • FIG. 2 shows a flowchart of an embodiment of a corresponding method according to the invention.
  • step 200 a connection is established between the ID token, ie for example the electronic vehicle license, and the motor vehicle electronic device, for example an ECU of the motor vehicle. This can take place automatically as soon as the electronic motor vehicle license is within the range of the RFID interface of the motor vehicle electronic device (compare interface 116 in the embodiment of FIG. 1 ).
  • step 202 at least one-sided cryptographic authentication of the ECU with respect to the electronic vehicle registration certificate takes place, for which purpose the certificate of the ECU is used.
  • the vehicle identifiers stored in the electronic vehicle license and the ECU can also be checked for conformity.
  • step 204 the current official motor vehicle license plate number is read from the electronic vehicle license by the ECU, and in step 206, the displays are driven by the ECU to display the new motor vehicle license plate number.
  • the FIG. 3 shows a further embodiment of the invention.
  • the interface 116 of the motor vehicle electronic device 102 is configured to communicate with a corresponding interface 160 of another ID token 180.
  • the ID token 180 may be embodied as an electronic key, for example.
  • the ID token 180 has a Memory 182 for storing a key identifier 184 of the ID token 180.
  • the key identifier is an identifier by which the ID token 180 is uniquely or almost uniquely identified.
  • a reference value for this key identifier 184 is stored in a memory area 186 of the automotive electronic device 102.
  • the processor 120 of the motor vehicle electronic device 102 additionally serves to execute a control program 188 here.
  • signals are cyclically output from the interface 116. If the ID token 180 is within the reach of the interface 116, the ID token 180 responds to such a signal with the transfer of the key identifier 184 to the interface 116.
  • the control program 188 then checks the one received via the interface 116 Key identifier 184 with the stored in the memory area 186 reference value. If coincident, the control program 188 actuates a central locking of the motor vehicle 100 to release the opening of the doors. Alternatively or additionally, the control program 188 may enable the actuation of the starter of the motor vehicle 100.
  • control program 188 launches the program module 128 for updating the tag.

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  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)

Claims (13)

  1. Appareil électronique pour véhicule à moteur, avec
    - une première interface (116) pour l'établissement d'une première liaison avec premier jeton d'identification (134), permettant de lire des données à partir du premier jeton d'identification, dans lequel le premier jeton d'identification est un document, en particulier un document de valeur ou de sécurité, dans lequel sont intégrées une mémoire électronique et une interface pour l'établissement d'une liaison avec la première interface de l'appareil électronique de véhicule à moteur,
    - une mémoire (104) pour le stockage d'un certificat,
    - des moyens (122) pour l'authentification cryptographique par rapport au premier jeton d'identification à l'aide du certificat,
    caractérisé par
    - des moyens (130) pour l'actionnement de deux dispositifs d'affichage (136, 138) pour la reproduction de données, les dispositifs d'affichage étant agencés à l'avant et à l'arrière d'un véhicule à moteur,
    - une deuxième interface (118) permettant d'accéder à la mémoire pour y transférer et y stocker le certificat,
    dans lequel l'appareil électronique de véhicule à moteur est conçu pour l'établissement d'une deuxième liaison avec un deuxième jeton d'identification (180), dans lequel l'actionnement des dispositifs d'affichage pour la reproduction de données n'a lieu que si la deuxième liaison peut être établie, dans lequel le deuxième jeton d'identification est une carte à puce RFIP ou dans lequel le deuxième jeton d'identification est conçu comme une clé électronique.
  2. Appareil électronique de véhicule à moteur selon la revendication 1, dans lequel les données contiennent une immatriculation de véhicule à moteur.
  3. Appareil électronique de véhicule à moteur selon la revendication 1 ou 2, dans lequel la première interface est conçue sans contact, dans lequel la première interface est en particulier conçue comme une interface radio.
  4. Appareil électronique de véhicule à moteur selon l'une des revendications précédentes, dans lequel la deuxième interface est conçue avec contact, dans lequel la deuxième interface est en particulier conçue pour le raccordement d'un câble.
  5. Appareil électronique de véhicule à moteur selon l'une des revendications précédentes, dans lequel la deuxième interface est conçue comme une interface de réseau, en particulier comme une interface radio mobile.
  6. Appareil électronique de véhicule à moteur selon l'une des revendications précédentes, dans lequel un identifiant est enregistré dans l'appareil électronique de véhicule à moteur, et dans lequel la deuxième interface est conçue pour lire l'identifiant.
  7. Appareil électronique de véhicule à moteur selon l'une des revendications précédentes, dans lequel la deuxième liaison permet de lire un identifiant de clé à partir du deuxième jeton d'identification, et dans lequel une valeur de référence pour l'identifiant de clé est enregistré dans l'appareil électronique de véhicule à moteur.
  8. Appareil électronique de véhicule à moteur selon l'une des revendications précédentes, avec des moyens pour l'établissement d'un canal de transmission de données sécurisé (140, 142) pour l'actionnement des dispositifs d'affichage.
  9. Véhicule à moteur avec un appareil électronique de véhicule à moteur selon l'une des revendications précédentes, et avec deux dispositifs d'affichage conçus pour être actionnés par l'appareil électronique de véhicule à moteur, le véhicule à moteur comprenant en particulier également des moyens pour l'établissement d'un canal de transmission de données sécurisé (140, 142) entre l'appareil électronique de véhicule à moteur et les dispositifs d'affichage.
  10. Procédé pour l'affichage de données sur deux dispositifs d'affichage de véhicule à moteur (136, 138), avec les étapes suivantes :
    - établissement d'une première liaison entre un appareil électronique de véhicule à moteur (102) et un premier jeton d'identification (134), dans lequel le premier jeton d'identification est un document, en particulier un document de valeur ou de sécurité, dans lequel sont intégrées une mémoire électronique et une interface pour l'établissement de la liaison avec la première interface de l'appareil électronique de véhicule à moteur,
    - accès à une mémoire (104) de l'appareil électronique de véhicule à moteur, pour la lecture d'un certificat,
    - authentification cryptographique de l'appareil électronique de véhicule à moteur par rapport au premier jeton d'identification, à l'aide du certificat,
    - lecture de données à partir du premier jeton d'identification, par la première liaison, après la réussite de l'authentification de l'appareil électronique de véhicule à moteur par rapport au premier jeton d'identification,
    - actionnement des dispositifs d'affichage de véhicule à moteur pour la reproduction des données, les dispositifs d'affichage étant agencés à l'avant et à l'arrière d'un véhicule à moteur,
    dans lequel l'appareil électronique de véhicule à moteur est conçu pour l'établissement d'une deuxième liaison avec un deuxième jeton d'identification (180), dans lequel l'actionnement des dispositifs d'affichage pour la reproduction de données n'a lieu que si la deuxième liaison peut être établie, dans lequel le deuxième jeton d'identification est une carte à puce RFIP ou dans lequel le deuxième jeton d'identification est conçu comme une clé électronique.
  11. Procédé selon la revendication 10, dans lequel une troisième liaison est établie par une deuxième interface (118) de l'appareil électronique de véhicule à moteur, permettant d'actualiser le certificat et/ou un certificat racine.
  12. Procédé selon la revendication 10 ou 11, dans lequel la deuxième liaison permet de lire un identifiant de clé à partir du deuxième jeton d'identification, et dans lequel une valeur de référence pour l'identifiant de clé est enregistrée dans l'appareil électronique de véhicule à moteur.
  13. Produit de programme informatique avec des instructions de programme exécutables par un appareil électronique de véhicule à moteur, pour l'exécution d'un procédé selon l'une des revendications précédentes 10 à 12.
EP09781027.9A 2008-09-22 2009-07-24 Appareil électronique pour véhicule à moteur, véhicule à moteur, procédé d'affichage de données sur un dispositif d'affichage d'un véhicule à moteur et produit programme d'ordinateur Active EP2338147B1 (fr)

Applications Claiming Priority (2)

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DE200810042259 DE102008042259A1 (de) 2008-09-22 2008-09-22 Kraftfahrzeug-Elektronikgerät, Kraftfahrzeug, Verfahren zur Anzeige von Daten auf einer Kraftfahrzeug-Anzeigevorrichtung und Computerprogrammprodukt
PCT/EP2009/059551 WO2010031625A1 (fr) 2008-09-22 2009-07-24 Appareil électronique pour véhicule à moteur, véhicule à moteur, procédé d'affichage de données sur un dispositif d'affichage d'un véhicule à moteur et produit programme d'ordinateur

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EP2338147A1 EP2338147A1 (fr) 2011-06-29
EP2338147B1 true EP2338147B1 (fr) 2013-10-02

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US (1) US8938614B2 (fr)
EP (1) EP2338147B1 (fr)
DE (1) DE102008042259A1 (fr)
WO (1) WO2010031625A1 (fr)

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US20110264916A1 (en) 2011-10-27
EP2338147A1 (fr) 2011-06-29
US8938614B2 (en) 2015-01-20
WO2010031625A1 (fr) 2010-03-25
DE102008042259A1 (de) 2010-04-08

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