WO2016012069A1 - Procédé de communication entre un véhicule automobile et un appareil terminal d'utilisateur - Google Patents

Procédé de communication entre un véhicule automobile et un appareil terminal d'utilisateur Download PDF

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Publication number
WO2016012069A1
WO2016012069A1 PCT/EP2015/001263 EP2015001263W WO2016012069A1 WO 2016012069 A1 WO2016012069 A1 WO 2016012069A1 EP 2015001263 W EP2015001263 W EP 2015001263W WO 2016012069 A1 WO2016012069 A1 WO 2016012069A1
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WO
WIPO (PCT)
Prior art keywords
motor vehicle
central computer
network
analysis
connection
Prior art date
Application number
PCT/EP2015/001263
Other languages
German (de)
English (en)
Inventor
Christian Maihoefer
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 WO2016012069A1 publication Critical patent/WO2016012069A1/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
    • H04L67/125—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks involving control of end-device applications over a network

Definitions

  • the invention relates to a method for communication between a motor vehicle and a user terminal, wherein the user terminal and the motor vehicle are each designed to establish a communication connection via a supraregional network.
  • the user terminal initiates a via the network
  • Motor vehicles are today often connected by means of a communication module with a server and provide data for use outside the motor vehicle
  • Functions of the motor vehicle can be made possible, for example, via a motor vehicle-specific website. Such data may also be displayed on a web-enabled mobile device. It is also possible to initiate a control of the motor vehicle via the internet-enabled mobile devices.
  • DE 10 2012 006 369 A1 discloses a method for event-based modification of functions, applications and / or a graphic display of a website called by a mobile terminal with a virtual representation area of a vehicle provided by an Internet server.
  • the method comprises the steps of: determining by the internet server a distance between the vehicle and the mobile terminal, comparing the determining distance with at least a predetermined threshold, which is preset for modifying at least one of the functions, applications and / or the graphical display and with the virtual representation area of the vehicle is linked and stored on the Internet server, by the Internet server, and, if the distance determined the specified
  • Threshold or at one of the thresholds Modification area, activating the at least one function, application and / or changing the graphical display for which the threshold is preset.
  • DE 10 2011 118 706 B4 moreover discloses a method for transmitting data between a mobile terminal and at least one stationary one
  • a geodatabase is provided in which values for radio interface parameters are stored for a plurality of locations, from which a transmission bandwidth of the at least one transmission bandwidth is stored
  • Radio interface at the respective location results.
  • the problem is that the radio network in many countries today is not completely comprehensive, so that in many regions there are areas in which there is no radio reception and in which either the user terminal or the motor vehicle can not connect to the network.
  • Connection problems can also be caused by disturbances in the communication module or in the power supply of the motor vehicle. Furthermore, it may also in the presence of other prerequisites errors in the production of a
  • the object of the invention is therefore to develop a method of the type mentioned in that the cause of a problem in the connection setup is traceable.
  • the problem is solved by a method for communication between a
  • the user terminal and the motor vehicle are designed and set up to establish mutual communication via a supraregional network.
  • the supraregional network can be, for example, the Internet or a special communication network, one or more central servers running as servers being integrated in the supraregional network.
  • a corresponding user terminal can, for example, a Internet-enabled mobile phone (often called a smartphone) or another computer, in particular a portable computer with or without a keyboard.
  • the communication link of the motor vehicle to the supraregional network can be established via a communication module that has one or more
  • Communication standards can communicate, for example, a common
  • the user terminal is connected to the supra-regional network and initiates a connection setup to the motor vehicle.
  • Establishing a connection to the motor vehicle can take place in various ways, one of which is explained by way of example:
  • Subscribers of a corresponding national network usually have a unique network address, in the case of the Internet as a supraregional network a so-called IP address.
  • IP address may be fixed, e.g. with a leased line, or can be reassigned each time a connection is established. For example, if a motor vehicle logs on to the network, it will be assigned such an address.
  • the motor vehicle can establish a connection to a central computer and, using a unique assignment for the motor vehicle, can communicate the network address to the central computer.
  • the central computer can store this network address.
  • a user terminal can know the unique identifier of the motor vehicle and request it from the central computer on which the network address of the motor vehicle is stored.
  • similar methods can be used to initiate call setup similar to mobile telephony.
  • an analysis of the communication path from the motor vehicle to the network is performed and evaluated.
  • By analyzing the communication path of the motor vehicle to the network can be determined in what state is a communication link of the motor vehicle with the network. This can be used to determine if the
  • Communication connection is OK or faulty.
  • the analysis can be carried out in a construction of a connection between user terminal and motor vehicle or during the operation of a connection between user terminal and motor vehicle. Further, the analysis is cyclic, continuous, at the request of a user of
  • the result of the analysis is displayed on the user terminal.
  • the user receives feedback about whether the connection between the user terminal and the motor vehicle, as the quality and why this may not be achieved.
  • the result of the analysis becomes situational, for example, at a
  • Display device of the motor vehicle displayed. This display informs a vehicle user already in the vehicle, for example, about the quality of the communication path from the motor vehicle to the supraregional network. A user can thereby advantageously avoid, for example, parking the vehicle in a radio hole.
  • the analysis is performed and a connection failure and / or its cause identified on the communication path of the motor vehicle and the network.
  • the inventive method allows easier identification of the cause of the fault.
  • User terminal thus receives targeted technical information about the cause of a fault, preferably the user receives instruction on the user terminal
  • the analysis is based on a faulty SIM card configuration, a non-existent radio link between the
  • connection structure Represent failure of a connection structure between user terminal and motor vehicle on the motor vehicle side.
  • the analysis enters a time of a last functioning connection, this time is stored in the network, for example on a server and evaluated and displayed as needed to a user on the user terminal or alternatively on a display device in the vehicle.
  • the SIM card configuration is stored on the central computer and the status of the SIM card configuration is queried by the central computer. For example, a missing activation or a course of activation of the SIM card can be registered on the central computer. In addition, for example, exceeding a maximum
  • Data volume or the like may be stored on the central computer. If a faulty SIM card configuration has been identified as the cause, it is possible to conclude that a physically faulty SIM card or a fault in the electrical SIM card connection or in the SIM card recognition, if the aforementioned causes are excluded.
  • the motor vehicle before deactivation of the communication module and / or before deactivating the motor vehicle send a deactivation information via the network to the central computer, wherein the deactivation information is stored on the central computer, wherein in the analysis, the deactivation information of the
  • the communication module logs out of the central computer, the logged-off status can be stored and an error in the connection establishment to the logoff from
  • central computer is to be understood broadly, a central computer can be a single integrated in the network central computer or different, multiple networked computers include.
  • the central computer or several central computers connected to each other for communication are integrated in the supraregional network It is possible to centralize such information on a single central computer, which is responsible for establishing the connection between the user terminal and the motor vehicle, or to distribute it to two or more networked central computers.
  • the motor vehicle can transmit demolition information to the central computer if the radio connection with the network drops below a threshold value of the strength of the radio link.
  • the tear-off information is stored on the central computer or computer, the analysis of the tear-off information being requested by the central computer.
  • not only falling below a threshold value can allow the announcement of a tear of the radio link, but alternatively or additionally, the speed at which the signal strength decreases, can detect a threat of disconnection, even if the corresponding
  • this method can be implemented by the fact that the motor vehicle at certain intervals information about the current signal strength to the
  • Central computer sends.
  • the central computer can then determine in the case of a disconnection itself on the basis of the last signal strengths, whether this was declining.
  • the motor vehicle can send its location to the central computer, wherein a database on locations of dead spots is kept on the central computer, which is queried in the analysis, whether there is a radio hole at the current location of the motor vehicle.
  • the database can be generated and updated via locations of dead spots from historical data.
  • a historical database can provide information in which areas a radio connection can not come about due to a radio hole.
  • a very accurate mapping of the network coverage can be achieved in this way.
  • the database can be updated regularly should the coverage change.
  • Another aspect of the method according to the invention relates to the transmission of security information from the motor vehicle to the central computer in the presence of an insecure connection to the network.
  • Some networks do not allow secure connections, so unencrypted communication would be required. This may be undesirable for security reasons. If the security information is requested by the central computer in the analysis, this cause can be recognized as a reason for the failure of a connection establishment.
  • 1 is a representation of the network architecture between user terminal and
  • Fig. 2 is a motor vehicle in a region in which radio holes are made
  • Fig. 3 is a display of a user terminal.
  • the 1 shows a network architecture with a motor vehicle 2 and a user terminal 4.
  • the user terminal 4 is, for example, a mobile phone (smartphone).
  • a central computer arranged in the network 10 comprises a first
  • a connection 16 between motor vehicle 2 and access 8 is designed as a wireless connection.
  • the motor vehicle 2 has a communication module 18 for this purpose.
  • the communication module 18 is equipped with a SIM card 20.
  • the first central computer 12 is used to manage a SIM card configuration.
  • the state of the SIM card 20, which is installed in the communication module 18 of the motor vehicle 2, is thus stored on the first central computer 12.
  • the state of the SIM card 20 of the motor vehicle 2 may, for example, be functional, non-functional, activated, not activated, malfunction and the like.
  • the first central computer 12 can check the status of the SIM card 20 at specific time intervals for this purpose.
  • information related to the motor vehicle 2 is stored, for example, the status of the communication module 16, the status of the motor vehicle 2, the status of the radio link and in some embodiments a map with historical information about radio holes.
  • a user of the user terminal 4 will attempt to establish a communication link with the motor vehicle 2.
  • the user terminal 4 establishes a connection with the network 10 via the access 6, should such a connection not already exist anyway.
  • a request for establishing a communication connection with the motor vehicle 2 is made. If the motor vehicle 2 is also connected to the network 10 via the access 8, such a communication link between the motor vehicle 2 and user terminal 4 can be made directly or indirectly. An indirect connection can be made, for example, by means of the second central computer 14.
  • a communication connection with the motor vehicle 2 fails, an analysis is initiated according to the method according to the invention, in which the cause for the failure of the communication link with the motor vehicle 2 is examined. For this purpose, various aspects are checked. On the one hand, it can be checked whether the SIM card configuration of the SIM card 20 is correct. For this purpose, a communication connection of the second central computer 14 to the first central computer 12 can be established, in which the second central computer 14 identifies the SIM card 20 of the motor vehicle 2 and asks for its status.
  • the reason of Saltverbundenseins of the motor vehicle 2 can be identified with the network.
  • the reason may be, for example, that the motor vehicle 2 is currently in a radio hole. This can for example be identified as the reason in which the motor vehicle 2 the current status of the radio link, so the signal strength, at regular intervals or falls below a threshold value, but still has a secure radio connection to the second
  • Central computer 14 sends. Then, in the failure of the construction of a
  • Motor vehicle 2 be concluded that the motor vehicle 2 is currently in a radio hole.
  • Motor vehicle 2 the status of the communication connection between motor vehicle 2 and access 8 and / or the second central computer 14 are checked. Sometimes it is not possible to establish a secure radio connection, so even at
  • the communication module 18 and / or the motor vehicle 2 can be checked whether the communication module 18 and / or the motor vehicle 2 are deactivated.
  • the communication module 18 may be activated in the motor vehicles when the motor vehicle 2 is turned off, in others it may be deactivated.
  • the motor vehicle 2 can transmit by means of the communication module 18 or the communication module 18 itself a deactivation message to the second central computer 14.
  • the activity status of communication module 18 or motor vehicle 2 can be queried. If the communication module 18 and / or the motor vehicle 2 is switched off, this can be identified as the cause of a failed structure of a communication connection.
  • the motor vehicle 2 has, as described above, the declining radio strength forwarded to the second central computer 14 and / or permanently communicates the signal strength of the radio link to the second central computer 14 and / or the position of the motor vehicle. 2 reported to the second central computer 14.
  • Additional information may be the speed of the motor vehicle 2 and / or a target of the motor vehicle 2. About this can make predictions when the motor vehicle 2 comes out of the radio hole 24 again.
  • FIG. 3 shows a display 26 of the user terminal 4.
  • the display 26 includes some information areas 28 a
  • Status display area 30, in which the current status of the motor vehicle 2 is displayed including the results of the analysis according to the inventive method.
  • An indication of a status display area 30 is also provided according to FIG. 1 in the motor vehicle 2 on the display device 27.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un procédé de communication entre un véhicule automobile (2) et un appareil terminal d'utilisateur (4). L'appareil terminal d'utilisateur (4) et le véhicule automobile (2) sont réalisés pour créer une liaison de communication par l'intermédiaire d'un réseau suprarégional (10). L'appareil terminal d'utilisateur (4) lance par l'intermédiaire du réseau (10) l'établissement d'une liaison avec le véhicule automobile (2), une analyse de la liaison de communication du véhicule automobile (2) avec le réseau (10) étant effectuée.
PCT/EP2015/001263 2014-07-24 2015-06-23 Procédé de communication entre un véhicule automobile et un appareil terminal d'utilisateur WO2016012069A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014011016.8 2014-07-24
DE102014011016.8A DE102014011016A1 (de) 2014-07-24 2014-07-24 Verfahren zur Kommunikation zwischen einem Kraftfahrzeug und einem Benutzerendgerät

Publications (1)

Publication Number Publication Date
WO2016012069A1 true WO2016012069A1 (fr) 2016-01-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/001263 WO2016012069A1 (fr) 2014-07-24 2015-06-23 Procédé de communication entre un véhicule automobile et un appareil terminal d'utilisateur

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DE (1) DE102014011016A1 (fr)
WO (1) WO2016012069A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017005670A1 (de) 2017-06-14 2017-12-21 Daimler Ag Verfahren zur Überwachung einer Verfügbarkeit von Diensten eines vernetzten Fahrzeuges

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020029108A1 (en) * 1998-10-15 2002-03-07 Te-Kai Liu Dual map system for navigation and wireless communication
DE102010040018A1 (de) * 2009-09-21 2011-03-24 Ford Global Technologies, LLC, Dearborn Verfahren und Systeme zum Überwachen des Zustands von Fahrzeugkomponenten von einer nomadischen drahtlosen Einrichtung oder einem Computer aus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011118706B4 (de) 2011-11-16 2014-03-20 Audi Ag Verfahren zum Übertragen von Daten zwischen einem mobilen Endgerät und wenigstens einem ortsfesten Datennetzwerk, mobiles Endgerät sowie Kraftwagen mit einem mobilen Endgerät
DE102012006369A1 (de) 2012-03-29 2012-10-25 Daimler Ag Verfahren zur ereignisbasierten Modifizierung von Funktionen einer von einem mobilen Endgerät abgerufenen Fahrzeuginternetseite

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020029108A1 (en) * 1998-10-15 2002-03-07 Te-Kai Liu Dual map system for navigation and wireless communication
DE102010040018A1 (de) * 2009-09-21 2011-03-24 Ford Global Technologies, LLC, Dearborn Verfahren und Systeme zum Überwachen des Zustands von Fahrzeugkomponenten von einer nomadischen drahtlosen Einrichtung oder einem Computer aus

Non-Patent Citations (1)

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Title
JACK KOZIK: "Audi Connected Car - 2014 S7 - JackKozik.com", 15 June 2014 (2014-06-15), XP055216322, Retrieved from the Internet <URL:http://jackkozik.com/audi-connected-car-2014-s7/> [retrieved on 20150925] *

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