WO2020074313A1 - Clé de véhicule destinée au déverrouillage et/ou au verrouillage au moins partiels d'un véhicule, procédé de déverrouillage et/ou de verrouillage au moins partiels d'un véhicule à l'aide d'une clé de véhicule - Google Patents

Clé de véhicule destinée au déverrouillage et/ou au verrouillage au moins partiels d'un véhicule, procédé de déverrouillage et/ou de verrouillage au moins partiels d'un véhicule à l'aide d'une clé de véhicule Download PDF

Info

Publication number
WO2020074313A1
WO2020074313A1 PCT/EP2019/076542 EP2019076542W WO2020074313A1 WO 2020074313 A1 WO2020074313 A1 WO 2020074313A1 EP 2019076542 W EP2019076542 W EP 2019076542W WO 2020074313 A1 WO2020074313 A1 WO 2020074313A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
key
vehicle key
locking
unlocking
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2019/076542
Other languages
German (de)
English (en)
Inventor
Simon Schneider
Oliver WILLERS
Stefan Leidich
Christoph Daniel Kraemmer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of WO2020074313A1 publication Critical patent/WO2020074313A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/037—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for occupant comfort, e.g. for automatic adjustment of appliances according to personal settings, e.g. seats, mirrors, steering wheel
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/84—Vehicles

Definitions

  • Vehicle key for at least partial unlocking and / or
  • the invention relates to a vehicle key for at least partially unlocking and / or locking a vehicle.
  • the invention further relates to a method for at least partial unlocking and / or
  • Such vehicle keys are generally known.
  • radio technology-based vehicle keys come with new ones
  • Systems automatically access the vehicle as soon as the key is close to the vehicle to be unlocked. This is made possible by means of radio technology for communication between the key and the vehicle, for example Bluetooth Low Energy (BLE).
  • BLE Bluetooth Low Energy
  • Such methods have some disadvantages and sometimes involve considerable security risks.
  • third parties can gain access to the vehicle by artificially extending the radio link between the key and the vehicle, for example by receiving the radio signal of the vehicle key near its storage location, e.g. in front of a locked apartment door, and to a transmitting and receiving device in the vicinity of the vehicle is forwarded.
  • the vehicle key according to the invention for unlocking and / or locking a vehicle according to the main claim has the advantage over the prior art that a comparatively secure encryption and a user-friendly method can be achieved.
  • a cryptographic key can be generated using at least one physical property of a microelectromechanical system, MEMS, of the vehicle key. Production-related fluctuations in the
  • Key there is increased protection against invasive interventions and increased protection against copying the key.
  • the MEMS or at least a part of the MEMS is encapsulated, in particular airtight or gastight.
  • Vehicle key transmitted radio signal is encrypted and / or that the cryptographic key is used at least as part of a digital signature of such a radio signal.
  • the radio signal is provided for unlocking and / or locking at least one subcomponent of the vehicle or also for unlocking and / or locking the entire vehicle or its security systems.
  • the vehicle key is a separate vehicle key.
  • the vehicle key is a different user device or that the vehicle key is part of another user device (for example a mobile phone, etc.).
  • the microelectromechanical system can be a MEMS, which is installed or provided dedicated for the purpose of generating the cryptographic key.
  • the microelectromechanical system can be a MEMS, which is also present in the vehicle key (or for example in the cell phone) for other purposes and takes on further functions, such as measuring an acceleration and / or rotation rate.
  • the vehicle key is a
  • the vehicle key can be a control element, for example control buttons (in particular for switching the vehicle key on or off or at least its radio module)
  • Display unit a computing unit, a control unit and / or include a memory.
  • an “at least partial unlocking and / or locking of a vehicle” is understood in particular to mean both the complete unlocking and / or locking of a vehicle and also that only partial components or subsystems of a vehicle, for example a door or a trunk
  • Security system (like an immobilizer), unlocked and / or locked or switched on and / or off.
  • the vehicle key comprises a radio module, wherein the vehicle key is configured such that using the
  • the vehicle key being configured in particular such that the encrypted radio signal for unlocking and / or locking the vehicle and / or for unlocking and / or locking a subsystem of the vehicle is transmitted, it is advantageous according to one embodiment of the present invention possible to implement an efficient and secure radio-based unlocking or locking mechanism.
  • the microelectromechanical system has a sensor, in particular an acceleration sensor, a rotation rate sensor and / or a magnetic field sensor, it is according to one
  • Embodiment of the present invention possible that at least one characteristic physical property (advantageously a plurality of properties) of a sensor is used to generate the cryptographic key.
  • at least one characteristic physical property advantageousously a plurality of properties
  • both single-axis and multi-axis sensors are possible.
  • Another object of the present invention is a method for at least partially unlocking and / or locking a vehicle using a vehicle key according to an embodiment of the present invention, characterized in that the
  • Vehicle key has a microelectromechanical system, using at least one physical property of the
  • microelectromechanical system a cryptographic key is generated.
  • the vehicle key comprises a radio module, with the cryptographic key being used to encrypt a radio signal of the radio module, the encrypted radio signal in particular for unlocking and / or locking the vehicle and / or for
  • Unlocking and / or locking a subsystem of the vehicle is sent, it is according to an embodiment of the present Invention, in particular according to an embodiment of the
  • Radio signal is received by a receiving device on the vehicle and an unlocking and / or locking of the vehicle and / or an unlocking and / or locking of a subsystem of the vehicle is carried out. Accordingly, a comparatively particularly safe and user-friendly radio-based method can be provided.
  • Embodiment of the present invention in particular according to an embodiment of the method according to the invention, it is possible for the cryptographic key to be derived from one or more properties of the microelectromechanical system, it being possible to achieve advantageous security against invasive interventions by a third party.
  • a size can be extracted from the at least one physical property (or parameter) of the MEMS, which is used to generate the cryptographic key with the aid of a physical unclonable function.
  • the key can then be used to encrypt the radio signal.
  • Several different physical properties or parameters are particularly advantageously used for the generation of the cryptographic key. The generation of the cryptographic key using the physical
  • Properties / characteristics can take place permanently (during an operating mode of the key) or at regular intervals, or after a corresponding input by a carrier of the vehicle key (for example at the push of a button).
  • microelectromechanical system is generated:
  • the MEMS or a part of the MEMS can preferably be designed for motion detection.
  • an acceleration sensor or a rotation rate sensor can be used for this.
  • the MEMS preferably measures permanently (or in fixed
  • Measuring that the vehicle key is at rest can be various components of the vehicle key, for example a radio module or a
  • Microprocessor switched off or put into a power saving mode with reduced energy consumption. If the measurement shows that the vehicle key is moving (for example due to the fact that it is being carried by a user), the corresponding components of the vehicle key are switched to normal operation in order to be complete
  • a gesture recognition of a carrier of the vehicle key is carried out with the aid of the MEMS, a vehicle setting depending on a gesture recognized with the gesture recognition of the vehicle, in particular a safety or comfort function of the vehicle, is activated, deactivated and / or changed, in particular by transmitting a radio signal encrypted using the cryptographic key from the vehicle key, it is according to an embodiment of the present invention, in particular according to an embodiment of the inventive method, possible to achieve a further improved security and / or increased user comfort.
  • hardly any additional effort is required for this, since the MEMS or a sensor of the MEMS that is already present in the vehicle key can be used for gesture recognition.
  • Gestures are characteristic of a movement that changes over time
  • Acceleration and rotation rate patterns are identified and can be reconstructed from the corresponding measurement data of the MEMS, for example by a comparison with known patterns stored in a memory of the vehicle key.
  • the respective gesture can be combined with functions on the vehicle, such as opening / closing the trunk, the sunroof or windows, or with other comfort functions, such as parking the vehicle independently.
  • a corresponding radio signal encrypted using the cryptographic key can thus be generated using a radio module of the
  • Vehicle key are transmitted, the radio signal comprising the information for activating, deactivating and / or changing the safety and / or comfort function.
  • the vehicle is unlocked and / or locked
  • a person recognition of a carrier of the vehicle key is carried out with the aid of the MEMS, depending on a A vehicle setting of the vehicle, in particular a safety or comfort function of the vehicle, is activated, deactivated and / or changed using the identity of the carrier, in particular by transmitting a radio signal encrypted using the cryptographic key from the vehicle key, according to one embodiment the present invention, in particular according to an embodiment of the method according to the invention, possible to improve user satisfaction and the security of the method.
  • the person recognition can be carried out by means of measured values of the MEMS and their assignment to known ones
  • Vehicle key are stored. This can be
  • characteristic movements such as the walk of a person
  • the personal identification by means of a characteristic movement pattern can be used as a further security element, for example in order to prevent misuse in the event of a key loss or at least to prevent further use
  • the vehicle is unlocked and / or locked by transmitting a corresponding radio signal encrypted with the cryptographic key by the vehicle key after the identity of the wearer has been recognized.
  • Unlocking and / or locking a vehicle with the aid of a vehicle key can be used for the features, configurations and advantages which are in connection with the vehicle key according to the invention or in connection with an embodiment of the vehicle key according to the invention have been described.
  • the features, configurations and advantages which are in connection with the vehicle key according to the invention or in connection with an embodiment of the vehicle key according to the invention have been described.
  • the features, configurations and advantages which are in connection with the vehicle key according to the invention or in connection with an embodiment of the vehicle key according to the invention have been described.
  • the features, configurations and advantages which are in connection with the vehicle key according to the invention or in connection with an embodiment of the vehicle key according to the invention have been described.
  • Figure 1 shows a schematic representation of a vehicle and a vehicle key according to an embodiment of the present invention.
  • Figure 2 shows a schematic representation of a vehicle key according to an embodiment of the present invention.
  • FIG. 3 shows a schematic illustration of the generation of a cryptographic key according to an embodiment of the present invention.
  • FIG. 1 shows a schematic illustration of a vehicle 200, for example a motor vehicle, and a vehicle key 100 according to an embodiment of the present invention.
  • the vehicle key 100 includes a radio module 103, which is designed to send (encrypted) radio signals.
  • the car 200 includes a receiver 201, which is designed to receive the radio signals sent by the radio module 103.
  • Various short-range or long-range wireless radio technologies are possible for the radio module 103 and the receiver 201, for example Bluetooth low energy. Further subcomponents of a vehicle key 100 according to an embodiment of the present invention are described in more detail in FIG. 2.
  • FIG. 2 shows a schematic illustration of a vehicle key 100 according to an embodiment of the present invention.
  • the vehicle key 100 comprises a housing 101, a radio module 103, a battery 104 and at least one microelectromechanical system 105. Furthermore, the vehicle key 100 can optionally include control buttons 102, a display unit 109, a computing and / or control unit 107 and a memory 108. It is conceivable that
  • microelectromechanical system 105 which includes computing and / or control unit 107, memory 108, and at least one sensor 106 (or also a plurality of sensors).
  • the computing and / or control unit 107 and possibly the memory 108 can, for example, be designed as a microcontroller (pC).
  • the MEMS 105 can also contain at least one dedicated evaluation electronics, for example in the form of an ASIC, Application Specific Integrated Circuit.
  • the computing and / or control unit 107 and / or the memory 108 can be partially or completely separate from the microelectromechanical system 105.
  • the vehicle key 100 can be a
  • the radio module 103 is connected to the computing and / or control unit 107, so that a wireless
  • the computing and / or control unit 107 can measure signals or measured values of the sensor 106 received and in turn can communicate with memory 108.
  • the buttons 102 can also send signals to the computing and / or control unit 107 or the MEMS 105 and / or to the radio module 103.
  • the battery 104 ensures the operation of the power-consuming subcomponents of the vehicle key 100. It is generally conceivable that the battery 104 is rechargeable, for example using a universal serial bus interface or inductively in a key holder, which is either installed in the vehicle 200 or used as a stand-alone device becomes.
  • the vehicle key 100 shown in FIG. 2 for at least partially unlocking and / or locking a vehicle 200 is configured such that a cryptographic key 308 is generated using at least one physical property 302 of the microelectromechanical system 105.
  • the vehicle key 100 can advantageously offer additional security against digital copying.
  • Hardware characteristics can be used to generate the cryptographic key 308, which cannot be read out or copied by an attacker.
  • a so-called physical unclonable function, PUF is preferably used for this purpose, in particular a MEMS-PUF.
  • PUF is characterized in that the key 308 is derived from the properties 302 of a physical system (the PUF).
  • variables are extracted from the physical properties 302 of the MEMS 105, which are used to generate the cryptographic key 308 using the physical unclonable function, PUF.
  • This cryptographic key 308 can then be used to encrypt the radio signal of the vehicle key 100.
  • the following properties of one or more sensors 106 (for example rotation rate sensors) or of a MEMS 105 are particularly suitable as physical properties 302:
  • Properties 302 of this type are randomly distributed to a certain extent in the case of a MEMS PUF, in particular using an inertial sensor.
  • the properties 302 of the PUF used cannot be read out by an invasive intervention.
  • cryptographic key 308 is alternatively or additionally conceivable.
  • the vehicle key 100 with MEMS 105 provides, depending on
  • Embodiment further functionalities ready.
  • Energy-saving MEMS sensors 106 such as acceleration sensors, enable the waking of more powerful components of the vehicle key 100 when the vehicle key 100 is moved.
  • MEMS inertial sensors 106 in particular having single or multi-axis yaw rate sensors and / or single or multi-axis magnetic field sensors, can be used for gesture recognition and person identification.
  • inertial sensor data are processed by the computing and / or control unit 107 and compared with data stored in the memory 108.
  • Commands to the vehicle 200 are derived from the detected gestures and transmitted to the vehicle 200 via the radio module 103. The same can be done with personal identification.
  • determined characteristic movements of each user are compared with stored characteristics of authorized users.
  • a specific user identification is transmitted to the vehicle 200, which uses this information to control security and / or
  • FIG. 3 is a schematic illustration of the generation of a cryptographic key 308 according to an embodiment of the present invention shown.
  • a measurement start signal is transmitted to the MEMS 105 or the sensor 106.
  • the sensor 106 or the MEMS 105 then generates measurement data or measurement values in a second method step 303, which are sent to the computing and / or control unit 107 (or the ASIC / pC) ) are transmitted.
  • the analog measurement data are typical
  • a third method step 304 there is a
  • Quantization of the noisy analog measurement data The global distribution (distribution over all units based on a sufficiently large sample) of each property 302 is determined and this is divided into areas of the same size or into areas with the same probability of occurrence. A unique bit combination is then assigned to each area. Depending on the range in which a measured value is located, it generates the corresponding bit combination. This procedure is used for each of the
  • the sub-strings generated in the third method step 304 (using the measured values transmitted in the second method step 303) are attached to one another and form a sensor-specific fingerprint 305.
  • error correction with the received sensor-specific fingerprint 305 instead.
  • a “randomness extraction” is also carried out.
  • the combination of these two steps (306 and 307) is known as "fuzzy extraction”.
  • the cryptographic key 308 is obtained with the aid of the “fuzzy extraction”. This can then be used in a sixth method step 309 to carry out cryptographic operations, especially for cryptographic encryption of the radio signal.
  • the cryptographic key 308 can thus be used to ensure secure communication between the vehicle 200 and the vehicle key 100.
  • MEMS-PU F One particular advantage of using a MEMS-PU F is in their intrinsic protection against invasive attacks since, for example, opening the MEMS 105 in order to access the cryptographic key 308 leads to a change in the properties 302 used for key generation. A reconstruction of the key used by an attacker is therefore impossible.
  • the MEMS 105 may be one, for example
  • Rotation rate sensor, acceleration sensor and / or magnetic field sensor act, but also a component that is used dedicated to provide a cryptographic key 308.

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Engineering (AREA)
  • Signal Processing (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lock And Its Accessories (AREA)

Abstract

L'invention concerne une clé de véhicule (100) destinée au déverrouillage et/ou au verrouillage au moins partiels d'un véhicule (200), caractérisée en ce que la clé de véhicule (100) comprend un système micro-électromécanique MEMS (105), la clé de véhicule (100) étant conçue de façon à ce qu'une clé cryptographique (308) soit produite à l'aide d'au moins une propriété physique (302) du système micro-électromécanique (105).
PCT/EP2019/076542 2018-10-12 2019-10-01 Clé de véhicule destinée au déverrouillage et/ou au verrouillage au moins partiels d'un véhicule, procédé de déverrouillage et/ou de verrouillage au moins partiels d'un véhicule à l'aide d'une clé de véhicule Ceased WO2020074313A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018217463.6 2018-10-12
DE102018217463.6A DE102018217463A1 (de) 2018-10-12 2018-10-12 Fahrzeugschlüssel zur zumindest teilweisen Entriegelung und/oder Verriegelung eines Fahrzeugs, Verfahren zur zumindest teilweisen Entriegelung und/oder Verriegelung eines Fahrzeugs mithilfe eines Fahrzeugschlüssels

Publications (1)

Publication Number Publication Date
WO2020074313A1 true WO2020074313A1 (fr) 2020-04-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/076542 Ceased WO2020074313A1 (fr) 2018-10-12 2019-10-01 Clé de véhicule destinée au déverrouillage et/ou au verrouillage au moins partiels d'un véhicule, procédé de déverrouillage et/ou de verrouillage au moins partiels d'un véhicule à l'aide d'une clé de véhicule

Country Status (2)

Country Link
DE (1) DE102018217463A1 (fr)
WO (1) WO2020074313A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119509586A (zh) * 2024-12-31 2025-02-25 甬江实验室 压阻式传感器、压阻传感器结构及其制作方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2806406A2 (fr) * 2013-05-20 2014-11-26 Nxp B.V. Dispositif et système sans clé passif et procédé de contrôle d'accès à un environnement restreint
WO2015062637A1 (fr) * 2013-10-29 2015-05-07 Telefonaktiebolaget L M Ericsson (Publ) Procédé et appareil d'attribution de données de profil à un ou plusieurs sous-systèmes de véhicule d'un véhicule, de même que carte de circuits intégrés et programme informatique d'exécution du procédé ainsi que véhicule équipé de cet appareil
US20150200775A1 (en) * 2014-01-10 2015-07-16 Robert Bosch Gmbh System and method for cryptographic key identification
WO2016202592A1 (fr) * 2015-06-15 2016-12-22 Hella Kgaa Hueck & Co. Système d'autorisation d'accès et de conduite doté d'une plus grande sécurité contre les attaques relais, par la vérification de la localisation
DE102017222900A1 (de) * 2017-01-20 2018-07-26 Honda Motor Co., Ltd. System und Verfahren zum Erkennen eines Fahrzeugführers durch ein Bewegungsmuster
DE102017205818A1 (de) * 2017-04-05 2018-10-11 Robert Bosch Gmbh Einstellbare physikalische unklonbare Funktion

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2806406A2 (fr) * 2013-05-20 2014-11-26 Nxp B.V. Dispositif et système sans clé passif et procédé de contrôle d'accès à un environnement restreint
WO2015062637A1 (fr) * 2013-10-29 2015-05-07 Telefonaktiebolaget L M Ericsson (Publ) Procédé et appareil d'attribution de données de profil à un ou plusieurs sous-systèmes de véhicule d'un véhicule, de même que carte de circuits intégrés et programme informatique d'exécution du procédé ainsi que véhicule équipé de cet appareil
US20150200775A1 (en) * 2014-01-10 2015-07-16 Robert Bosch Gmbh System and method for cryptographic key identification
WO2016202592A1 (fr) * 2015-06-15 2016-12-22 Hella Kgaa Hueck & Co. Système d'autorisation d'accès et de conduite doté d'une plus grande sécurité contre les attaques relais, par la vérification de la localisation
DE102017222900A1 (de) * 2017-01-20 2018-07-26 Honda Motor Co., Ltd. System und Verfahren zum Erkennen eines Fahrzeugführers durch ein Bewegungsmuster
DE102017205818A1 (de) * 2017-04-05 2018-10-11 Robert Bosch Gmbh Einstellbare physikalische unklonbare Funktion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN119509586A (zh) * 2024-12-31 2025-02-25 甬江实验室 压阻式传感器、压阻传感器结构及其制作方法

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