WO2021078336A1 - Procédé d'exécution par un dispositif d'un véhicule ego ou d'un dispositif d'infrastructure, dispositif, véhicule et/ou dispositif d'infrastructure et utilisation du dispositif - Google Patents

Procédé d'exécution par un dispositif d'un véhicule ego ou d'un dispositif d'infrastructure, dispositif, véhicule et/ou dispositif d'infrastructure et utilisation du dispositif Download PDF

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Publication number
WO2021078336A1
WO2021078336A1 PCT/DE2020/200090 DE2020200090W WO2021078336A1 WO 2021078336 A1 WO2021078336 A1 WO 2021078336A1 DE 2020200090 W DE2020200090 W DE 2020200090W WO 2021078336 A1 WO2021078336 A1 WO 2021078336A1
Authority
WO
WIPO (PCT)
Prior art keywords
identifier
vehicle
communication
wireless data
data communication
Prior art date
Application number
PCT/DE2020/200090
Other languages
German (de)
English (en)
Inventor
Stefan Kern
Stephan Zecha
Original Assignee
Continental Automotive 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 Continental Automotive Gmbh filed Critical Continental Automotive Gmbh
Priority to DE112020005135.8T priority Critical patent/DE112020005135A5/de
Publication of WO2021078336A1 publication Critical patent/WO2021078336A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/22—Platooning, i.e. convoy of communicating vehicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0876—Network architectures or network communication protocols for network security for authentication of entities based on the identity of the terminal or configuration, e.g. MAC address, hardware or software configuration or device fingerprint
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/46—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for vehicle-to-vehicle communication [V2V]

Definitions

  • the present invention relates to a method for execution by a device of a host vehicle or an infrastructure device, a corresponding device, a vehicle or infrastructure device comprising the device, and the use of the device.
  • a traffic participant's own position determined by means of a GNSS and communicated via vehicle-to-X (V2X) communication usually does not meet the requirements with regard to functional safety, in particular according to ISO26262, since sufficient system security of a locally limited one is considered Traffic system is not achieved due to the uncertainties given as a result of the positional inaccuracies.
  • Examples of traffic systems of this type can be crossings or groups of vehicles, such as, for example, convoy journeys.
  • the object of the invention is to provide a means which enables the requirements with regard to the functional safety of traffic systems of this type to be met.
  • the invention describes a method for authentication of a wireless data communication and execution by a Device of a host vehicle or an infrastructure device, comprising the steps:
  • the invention is based on the idea of proving the identity of a road user by means of two different and essentially independent procedures.
  • the identity is checked by comparing a first identifier received by means of wireless data communication with a second identifier detected by a different route from wireless data communication, further use of data received by means of wireless data transmission being made dependent on a result of the comparison .
  • This also allows the sender to be reliably verified, which enables requirements relating to the functional safety of traffic systems to be met.
  • an improvement in information security (security) can be achieved through the two-factor authentication implemented in this way.
  • One possible embodiment of the wireless data transmission is vehicle-to-X (V2X) communication.
  • the wireless data communication is authenticated when a match between the first identifier and the second identifier is determined.
  • the authentication can in particular exclusively include data that was transmitted together with the first identifier, for example by a V2X message.
  • the authentication can include the complete data communication with the authenticated road user, for example over a certain period of time, in particular the existence of a certain traffic system, or number of messages. A renewed authentication can also be required periodically.
  • the second identifier is detected by receiving a signal reproducing the second identifier by means of a receiving device of the detection device.
  • the second identifier can be sent periodically by the sender by means of a transmission device provided for this purpose. According to further training, this can be limited to a period of time in which the road user concerned declares himself ready, in particular, to form a platoon.
  • a detection signal is sent out by means of a transmission device of the detection device.
  • the detection signal is received by means of a transponder assigned to the road user or encompassed by the latter.
  • the transponder of the road user is configured, in particular, to receive the signal reproducing the second identifier send by means of the receiving device of the detection device.
  • the transponder system can be used to implement a fallback level for the failure of the communication device.
  • the detection signal is transmitted to the detection device by means of a secondary radar.
  • the receiving device can also be designed as a secondary radar.
  • the second identifier is detected by means of a camera and / or a lidar of the detection device.
  • suitable structures such as 2D codes, or periodically transmitted signals, e.g. light signals, can be recorded by means of the camera and / or a lidar for clear identification.
  • position information for determining a position of the presumptive road user is also received by means of the communication device, further processing of the position information being dependent on the authentication of the wireless data communication.
  • the detection device continues to determine a position of the road user and a comparison of the position determined using the position information and the position determined by means of the detection device is made and a result of the comparison is also used to authenticate the wireless data communication .
  • the wireless data communication is authenticated when there is a match based on the position information determined position and the position determined by means of the detection device is determined.
  • the direct position measurement by means of the detection device and the possibility of data transmission when using a transponder system enable safe transition to a new operating mode without the need to initiate emergency maneuvers (e.g. emergency braking).
  • a position of the road user is determined by means of the detection device based on a transit time measurement and angle detection. This is expediently done on the basis of the detection signal and the signal reproducing the second identifier.
  • the first identifier is received from a vehicle presumably driving immediately ahead of the ego vehicle by means of vehicle-to-X communication and the recorded second identifier is assigned to a vehicle driving immediately ahead of the ego vehicle.
  • the verification takes place that the presumably immediately preceding vehicle is the preceding vehicle when the first identifier matches the second identifier.
  • the Execution of at least one embodiment of the method according to the invention in particular, only drives while the host vehicle is driving in a vehicle group or in a convoy.
  • platooning offer great potential for efficiency gains, in particular fuel savings, driver relief, increased safety, in road and freight traffic.
  • vehicle-to-vehicle communication e.g. in a frequency range around 5.9 GHz.
  • One of the challenges with regard to functional safety is safeguarding the sequence of the vehicles, as information on changes in the driving dynamics of the vehicles ahead is automatically transmitted to vehicles behind with minimal latencies.
  • the transmission of control commands to intervene in the driving dynamics can also be carried out.
  • the current position of a particular vehicle is determined using position information from a global satellite navigation system (GNSS).
  • GNSS global satellite navigation system
  • the determined internal position can then be transmitted at least to the other vehicles of the same platoon by means of vehicle-to-vehicle communication.
  • a receiving platoon vehicle now pulls this received own position in particular for the determination of an optimal own position to be striven for in relation to a vehicle in front of the platoon as well if necessary for the necessary driving dynamics interventions.
  • An own position determined by means of a GNSS and communicated in a platoon does not meet the requirements with regard to functional safety, in particular in accordance with IS026262, since sufficient system security of the entire platoon due to the uncertainty resulting from the position inaccuracies the vehicle sequence cannot be reached.
  • the host vehicle sends a secondary radar signal in the direction of travel by means of a secondary radar, which is received by a transponder of a vehicle ahead and answered with a signal reproducing the identifier.
  • the signal reproducing the identifier can from the receiving device of the Host vehicle. If the first identifier communicated by means of V2X communication and the second identifier included in the signal match, it can be assumed with a high degree of probability that the information received by means of V2X actually originates from the vehicle immediately ahead.
  • the invention further relates to a device for a vehicle or an infrastructure device, comprising: a communication device for wirelessly receiving a first identifier of a presumed road user, a detection device for detecting a second identifier of a road user and a computing device that configures the wireless data communication to authenticate when a match between the first identifier and the second identifier is determined.
  • the aforementioned device is configured in accordance with a further development to carry out an embodiment of the method according to the invention.
  • the further refinements of the device are thus transferable.
  • the invention further relates to a vehicle or an infrastructure device which comprises an embodiment of the device according to the invention.
  • a computing device can be any device which is formed in order to process at least one of the said signals.
  • the computing device can be a processor, an ASIC, an FPGA, a digital signal processor, a central processing unit (CPU) / a multi-purpose processor (MPP) or the like .
  • the specified device has a memory and a processor.
  • the specified method is stored in the memory in the form of a computer program and the processor is provided for executing the method when the computer program is loaded from the memory into the processor.
  • a computer program comprises program code means in order to carry out all the steps of one of the methods given when the computer program is executed on a computer or by the device.
  • a computer program product contains a program code which is stored on a computer-readable data carrier and which, when it is executed on a data processing device, carries out one of the specified methods.
  • the vehicle can be a motor vehicle, in particular a passenger vehicle, a truck, a motorcycle, an electric vehicle or a hybrid vehicle, a water vehicle or an aircraft.
  • FIG. 1 shows a representation of two utility vehicles of a platoon driving one behind the other to explain the procedure of an embodiment of the method according to the invention
  • Fig. 2 shows an embodiment of the method according to the invention.
  • Fig. 1 shows a representation of two successively driving commercial vehicles A and B of a platoon to explain the procedure of an embodiment of the method according to the invention.
  • the explanation of the procedure shown in Fig. 1 is based on the steps of the embodiment shown in Fig. 2 of the method according to the invention.
  • the host vehicle B receives a randomly generated first identifier in a step 2.1 by means of a vehicle-to-X communication device from a vehicle presumably immediately ahead.
  • the vehicle presumably driving immediately ahead is the vehicle A actually driving ahead of ego vehicle B.
  • the identifier is in particular included in a V2X message.
  • the host vehicle B then sends a secondary radar signal in the direction of travel by means of a secondary radar 1.1, which is received by a transponder 1.2 of the vehicle traveling ahead. Since the presumably preceding vehicle is actually the one vehicle traveling ahead is acting, the transponder 1.2 of the vehicle traveling ahead sends a signal comprising a second identifier which is identical to the first identifier.
  • host vehicle B identifies a structure, for example a 2D code, at the rear of vehicle A by means of a camera.
  • the signal is received by the secondary radar 1.1 of the host vehicle B in a step 2.2.
  • a comparison of the first identifier with the second identifier is carried out by means of a computing device of the ego vehicle B, a result of the comparison being used to authenticate the V2X data communication.
  • the presumably preceding vehicle can be verified as the actual preceding vehicle and it can therefore be assumed with a high degree of probability that information of the first identifier received via V2X communication actually originates from the immediately preceding vehicle .
  • vehicle-to-X communication is understood to mean, in particular, direct communication between vehicles and / or between vehicles and infrastructure facilities.
  • it can be vehicle-to-vehicle communication or vehicle-to-infrastructure communication. If, in the context of this registration, reference is made to communication between vehicles, this can in principle take place, for example, in the context of vehicle-to-vehicle communication, which typically takes place without being mediated by a cellular network or a similar external infrastructure and which is therefore provided by other solutions, which are based on a cellular network, for example.
  • vehicle-to-X communication using the Standards IEEE 802.11p or IEEE 1609.4 or 4G or 5G, in particular also PC5 or sidelink.
  • Vehicle-to-X communication can also be referred to as C2X communication or V2X communication.
  • the sub-areas can be designated as C2C (Car-to-Car), V2V (Vehicle-to-Vehicle) or C2I (Car-to-Infrastructure), V2I (Vehicle-to-Infrastructure).
  • the invention expressly includes vehicle-to-X communication with switching, for example via a cellular network, so-called cellular-V2X or C-V2X.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un procédé d'authentification d'une communication de données sans fil et l'exécution par un dispositif d'un véhicule ego ou d'un dispositif d'infrastructure, comprenant les étapes consistant à : - recevoir un premier identifiant d'un usager présumé de la route au moyen d'un dispositif de communication pour une communication de données sans fil du dispositif (2.1), - détecter un deuxième identifiant d'un usager de la route au moyen d'un dispositif de détection du dispositif (2.2), - comparer le premier identifiant au deuxième identifiant et utiliser un résultat de la comparaison pour une authentification de la communication de données sans fil avec l'usager présumé de la route (2.3). L'invention concerne en outre un dispositif correspondant, un véhicule et un dispositif d'infrastructure, ainsi que l'utilisation du dispositif.
PCT/DE2020/200090 2019-10-24 2020-10-15 Procédé d'exécution par un dispositif d'un véhicule ego ou d'un dispositif d'infrastructure, dispositif, véhicule et/ou dispositif d'infrastructure et utilisation du dispositif WO2021078336A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112020005135.8T DE112020005135A5 (de) 2019-10-24 2020-10-15 Verfahren zur Ausführung durch eine Vorrichtung eines Egofahrzeugs oder einer Infrastruktureinrichtung, Vorrichtung, Fahrzeug bzw. Infrastruktureinrichtung und Verwendung der Vorrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019216359.9 2019-10-24
DE102019216359.9A DE102019216359A1 (de) 2019-10-24 2019-10-24 Verfahren zur Ausführung durch eine Vorrichtung eines Egofahrzeugs oder einer Infrastruktureinrichtung, Vorrichtung, Fahrzeug bzw. Infrastruktureinrichtung und Verwendung der Vorrichtung

Publications (1)

Publication Number Publication Date
WO2021078336A1 true WO2021078336A1 (fr) 2021-04-29

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PCT/DE2020/200090 WO2021078336A1 (fr) 2019-10-24 2020-10-15 Procédé d'exécution par un dispositif d'un véhicule ego ou d'un dispositif d'infrastructure, dispositif, véhicule et/ou dispositif d'infrastructure et utilisation du dispositif

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DE (2) DE102019216359A1 (fr)
WO (1) WO2021078336A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022200081A1 (de) * 2022-01-05 2023-07-06 Continental Automotive Technologies GmbH Verfahren und System zur Überwachung des Umfeldes eines Fahrzeuges

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013021841A1 (de) * 2013-12-21 2015-06-25 Audi Ag Verfahren zum Zuordnen einer Betriebsinformation eines Fremd-Kraftfahrzeugs
US20180027600A1 (en) * 2016-07-25 2018-01-25 Ford Global Technologies, Llc Private vehicle-to-vehicle communication

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013021841A1 (de) * 2013-12-21 2015-06-25 Audi Ag Verfahren zum Zuordnen einer Betriebsinformation eines Fremd-Kraftfahrzeugs
US20180027600A1 (en) * 2016-07-25 2018-01-25 Ford Global Technologies, Llc Private vehicle-to-vehicle communication

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DE102019216359A1 (de) 2021-04-29
DE112020005135A5 (de) 2022-07-28

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