WO2015181221A1 - Procédé pour une communication sans fil entre un véhicule et un dispositif de communication portable - Google Patents

Procédé pour une communication sans fil entre un véhicule et un dispositif de communication portable Download PDF

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Publication number
WO2015181221A1
WO2015181221A1 PCT/EP2015/061681 EP2015061681W WO2015181221A1 WO 2015181221 A1 WO2015181221 A1 WO 2015181221A1 EP 2015061681 W EP2015061681 W EP 2015061681W WO 2015181221 A1 WO2015181221 A1 WO 2015181221A1
Authority
WO
WIPO (PCT)
Prior art keywords
communication device
portable communication
vehicle
control unit
determined
Prior art date
Application number
PCT/EP2015/061681
Other languages
German (de)
English (en)
Inventor
Gilles GUILLEN
Stéphane Buchheit
Vincent Portet
Grégoire Lagabe
Original Assignee
Johnson Controls 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 Johnson Controls Gmbh filed Critical Johnson Controls Gmbh
Publication of WO2015181221A1 publication Critical patent/WO2015181221A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/24—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user
    • 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
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/28—TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H04W52/283—Power depending on the position of the mobile
    • 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
    • G07C2209/00—Indexing scheme relating to groups G07C9/00 - G07C9/38
    • G07C2209/60—Indexing scheme relating to groups G07C9/00174 - G07C9/00944
    • G07C2209/63—Comprising locating means for detecting the position of the data carrier, i.e. within the vehicle or within a certain distance from the vehicle

Definitions

  • the invention relates to a method for wireless communication between a vehicle-mounted vehicle-ECU controller and a portable communications device, wherein the controller and / or the portable communications device transmit and / or receive signals at a plurality of times separated by a communication interval and / or to exchange data over the communication link.
  • a further subject matter of the invention is an access authorization and / or utilization authorization system for a vehicle having a vehicle-function control unit arranged in a vehicle and a portable communication apparatus configured for wireless communication with the control unit, wherein the control unit and / or or the portable communication device are designed such that signals can be transmitted and / or received at a plurality of times separated by a communication interval in order to establish a communication connection and / or to exchange data via the communication connection.
  • the control unit and / or or the portable communication device are designed such that signals can be transmitted and / or received at a plurality of times separated by a communication interval in order to establish a communication connection and / or to exchange data via the communication connection.
  • access authorization and use systems for motor vehicles are known, which do without a classic key.
  • the user of the vehicle can perform certain vehicle functions via a viable communication device, such as a car.
  • a viable communication device such as a car.
  • the portable communication device it is possible via the portable communication device to lock or unlock the door locks of the vehicle or to open the trunk.
  • vehicles have a control unit via which vehicle functions can be controlled.
  • the controller is connected to the portable communication device via a wireless communication link.
  • the control device or the portable communication device sends signals.
  • the signals are often transmitted at a time interval, which is referred to below as the communication interval.
  • data is transferred between the controller and the portable communication device replaced. The transmission and / or reception of such data also takes place at time intervals which are separated by a communication interval.
  • the object of the invention is to extend the battery life of the battery supplying the control unit and / or the portable communication device.
  • the object is achieved by a method for wireless communication between a vehicle-mounted vehicle-ECU controller and a portable communications device, wherein the controller and / or the portable communications device transmit and / or receive signals at a plurality of times separated by a communication interval establish a communication connection and / or to exchange data via the communication link, and wherein the length of the communication interval is set in dependence on the distance between the control device and the portable communication device and / or in response to a movement of the portable communication device.
  • the adjustment of the length of the communication interval can influence the power consumption of the controller and / or portable communication device.
  • the adjustment of the length of the communication interval is dependent on the distance between the controller and the portable communication device and / or in response to movement of the portable communication device, such that conditions typically involving increased energy. power consumption can be detected, and the length of the communication interval can be set so that the energy consumption is reduced.
  • the length of the communication interval in such states can be increased to save energy.
  • the length of the communication interval can be reduced.
  • the length of the communication interval is increased as the distance between the control device and the portable communication device increases, in particular if the control device and the portable communication device are not connected to one another.
  • the power consumption in particular the power consumption of the portable communication device
  • the length of the communication interval is increased if the distance between the control device and the portable communication device exceeds a predetermined threshold, for example 100 m or 500 m.
  • the length of the communication interval may be decreased as the distance between the controller and the portable communication device decreases, particularly when the controller and the portable communication device are not connected to each other.
  • the distance between the control device and the portable communication device is determined.
  • the position of the control device and / or the position of the portable communication device can be determined.
  • a position measuring device is preferably arranged in the vehicle.
  • the portable communication device has a position measuring device.
  • the position measuring device can be designed, for example, as a satellite navigation position measuring device, in particular as a GPS position measuring device.
  • the distance between the controller and the portable communication device is determined by
  • the position of the portable communication device is determined at a closing operation of the locking system of the vehicle triggered by the portable communication device and stored as a vehicle position value
  • the distance between the vehicle, in particular the control unit of the vehicle, and the portable communication device is calculated from the instantaneous position of the portable communication device and the stored vehicle position.
  • This method of determining the distance has the advantage that the required process steps can all be performed by the portable communication device and communication between the control device and the portable communication device is not required.
  • the distance between the controller and the portable communication device may be determined by
  • the above described method is particularly suitable for a configuration in which a plurality of portable communication devices can communicate with the vehicle, for example, when multiple users are to use the same vehicle with their respective portable communication devices assigned to them.
  • the vehicle position is transmitted from the additional portable communication device, in particular via an additional wireless communication link, to the portable communication device. so that vehicle position value and instantaneous position are present in the portable communication device.
  • a further alternative provides that the distance between the control device and the portable communication device is determined by
  • the distance between the vehicle, in particular the control unit of the vehicle, and the portable communication device is calculated.
  • the vehicle position is preferably determined on the vehicle side and, in particular via an additional wireless communication link, transmitted to the portable communication device, so that vehicle position value and instantaneous position are present in the portable communication device.
  • the length of the communication interval is increased as the movement activity of the portable communication device decreases.
  • the power consumption in particular the power consumption of the portable communication device
  • the length of the communication interval is increased if the portable communication device has moved within a predetermined period of time not more than 5 m, preferably not more than 2 m, particularly preferably not more than 1 m.
  • the length of the communication interval can be reduced as the movement activity of the portable communication device increases.
  • the length of the communication interval is increased when the movement of the portable communication device and the vehicle, in particular the control device of the vehicle, are substantially identical.
  • the power consumption in particular the power consumption of the portable communication device
  • the length of the communication interval can be reduced if the movement of the portable communication device and the vehicle, in particular of the control device of the vehicle, differ. It is advantageous if the movement and / or the movement activity of the portable communication device is determined. The movement and / or the movement activity of the portable communication device can be detected by means of a motion sensor arranged in the portable communication device.
  • the movement and / or the movement activity of the vehicle is determined.
  • the movement and / or the movement activity of the vehicle, in particular of the control device of the vehicle can be determined by means of a movement sensor arranged on the vehicle.
  • the movement and / or the movement activity determined by the motion sensor of the portable communication device are transmitted to the control device.
  • the length of the communication interval is additionally set as a function of the opening state of the doors of the vehicle and / or the state of charge of the battery of the vehicle.
  • the portable communication device can be designed as a mobile phone, as a smartphone, as a smartwatch, as a tablet or laptop computer, as a radio key, as a mobile health status monitoring device or as a key fob.
  • an access authorization and / or usage authorization system for a vehicle having a vehicle-mounted control unit and a portable communication device configured for wireless communication with the control unit, wherein the control unit and / or or the portable communication device are configured such that signals can be transmitted and / or received at a plurality of times separated by a communication interval in order to establish a communication connection and / or to exchange data via the communication connection, and that the length of the communication interval depends on the distance between the control unit and the portable communication device and / or in response to a movement of the portable communication device is adjustable.
  • the advantageous embodiments described in connection with the method according to the invention can also be used alone or in combination in the access authorization and / or usage authorization system.
  • Fig. 1 is a schematic representation of an access authorization and / or
  • Usage authorization system including a vehicle and a portable communication device
  • 2a is a schematic representation of an access authorization and / or
  • Fig. 2b is a schematic representation of an access authorization and / or
  • Fig. 3 is a schematic representation of an access authorization and / or
  • Fig. 4 is a schematic representation of an access authorization and / or
  • 5a is a schematic representation of a portable communication device that does not move
  • FIG. 5b is a schematic representation of a portable communication device in motion
  • Fig. 6a is a schematic representation of a portable communication device which is connected to the control unit of a vehicle and does not move
  • Fig. 6a is a schematic representation of a portable communication device which is connected to the control unit of a vehicle and does not move
  • FIG. 6b is a schematic representation of a portable communication device, which is connected to the control unit of a vehicle, in motion.
  • FIG. 1 shows an access authorization and / or use authorization system 1 for a vehicle 2, in which the method according to the invention can be used.
  • the access authorization and / or use authorization system 1 has a vehicle-side, i. in or on the vehicle 1, arranged control unit 5 for access authorization and / or use authorization control on.
  • Another component of the access authorization and / or use authorization system 1 is a portable communication device 4, which is designed in this embodiment as a mobile phone, in particular a smartphone.
  • the portable communication device 4 is configured in such a way, for example by providing suitable hardware and software, that a wireless signal transmission with the control device 5 for carrying out an access authorization and / or usage authorization control for the vehicle 2 can take place.
  • signals are transmitted and / or from the control unit 5 and / or the portable communication device 4 at times separated by a communication interval receive. If there is no communication connection between the controller and the portable communication device 4, the signals may serve to establish a communication link 6. In the case of an existing communication connection 6, data can be exchanged via the communication connection 6 by means of the signals.
  • the length of the communication interval is adjusted depending on the distance between the controller 5 and the portable communication device 4 and / or in response to movement of the portable communication device 4.
  • the length of the communication interval can be specified in such levels, which are typically associated with increased energy consumption, are increased in order to save energy. In such states where increased power consumption is not expected, the length of the communication interval can be reduced.
  • the length of the communication interval is increased as the distance between the controller 5 and the portable communication device 4 increases, particularly when the controller and the portable communication device are not connected to each other.
  • the length of the communication interval can be made smaller as the distance between the controller 5 and the portable communication device 4 decreases, particularly when the controller and the portable communication device 4 are not connected to each other.
  • the position of the portable communication device 4 is detected at a closing operation of the vehicle 2 by the portable communication device 4 and stored as a vehicle position value, cf. Fig. 2a.
  • the determination of the position of the portable communication device 4 can be made by a position measuring device of the portable communication device 4.
  • the position measuring device can be designed, for example, as a satellite navigation position measuring device, in particular as a GPS position measuring device, which receives a navigation signal 8 from one or more navigation satellites 3.
  • the current position of the portable communication device 4 is determined, cf. Fig. 2b. From the current position of the portable communication device 4 and the stored vehicle position, the distance between the vehicle 2, in particular, the controller 5 of the vehicle and the portable communication device 4 is calculated.
  • a method is used to determine the distance from the control unit 5 and portable communication device 4, which is to be illustrated with reference to the illustration in FIG.
  • the position of an additional portable communication device 40 at a closing operation of the vehicle 2 by the additional portable communication device 40 is detected and stored as a vehicle position value.
  • the current position of the portable communication device 4 is determined, in particular continuously, and from the current position of the portable communication device 4 and the stored vehicle position, the distance between the vehicle 2, in particular the control unit 5 of the vehicle 2, and the portable Ltdunikationsvor- device 4 is calculated.
  • the vehicle position is transmitted from the additional portable communication device 40 to the portable communication device 40 via an additional wireless communication link formed as a mobile network so that the vehicle position value and current position are present in the portable communication device 4.
  • the current position of the vehicle 2 and the current position of the portable communication device 4 is determined and from the current position of the vehicle 2 and the current position of the portable communication device 4 is the Distance between the controller 5 of the vehicle 2 and the portable communication device 4 is calculated.
  • the vehicle position is determined on the vehicle side and transmitted to the portable communication device 4 via an additional wireless communication link 7, which is designed as a mobile radio network, so that vehicle position value and instantaneous position are present in the portable communication device 4.
  • the length of the communication interval is increased as the movement activity of the portable communication device 4 decreases.
  • the length of the communication interval can be decreased as the moving activity of the portable communication device 4 increases.
  • the portable communication device 4 shown in FIGS. 5a and 5b is not connected to the controller 5 via a wireless communication link.
  • signals are sent in times separated by the communication interval. If the portable communication device 4 is not moved as shown in FIG. 5a, the length of the communication interval is increased. When the portable communication device 4 is moved as shown in Fig. 5b, the length of the communication interval is reduced. In a portable communication device 4 connected to the controller 5, the length of the communication interval may also be increased as the moving activity of the portable communication device 4 decreases.
  • the control unit 5 and portable communication device 4 4 signals are received and transmitted from both the control unit 5 and portable communication device, which are spaced in time by a communication interval. If the portable communication device 4 is not moved as shown in Fig. 6a, the length of the communication interval is increased. When the portable communication device 4 is moved as shown in Fig. 6b, the length of the communication interval is reduced.
  • the controller 5 and / or the portable communication device 4 transmit and / or receive signals at a plurality of times separated by a communication interval in order to establish a communication connection and / or to exchange data via the communication connection, the length of the communication interval becomes dependent on the distance between the control unit 5 and the portable communication device 4 and / or adjusted in response to movement of the portable communication device 4. As a result, the battery life of the battery supplying the control unit 5 and / or the portable communication device 4 can be prolonged.

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

Abstract

L'invention concerne une communication sans fil entre un appareil de commande (5) disposé dans un véhicule (2) pour la commande de fonctions du véhicule et un dispositif de communication portable (4), le dispositif de commande (5) et/ou le dispositif de communication portable (4) envoyant et/ou recevant des signaux à de nombreux instants séparés par un intervalle de communication, pour établir une liaison de communication (6) et/ou pour échanger des données par l'intermédiaire de la liaison de communication (6), la longueur de l'intervalle de communication étant ajustée par rapport à la distance entre l'appareil de commande (5) et le dispositif de communication portable (4) et/ou en fonction d'un déplacement du dispositif de communication portable (4).
PCT/EP2015/061681 2014-05-27 2015-05-27 Procédé pour une communication sans fil entre un véhicule et un dispositif de communication portable WO2015181221A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014210125.5 2014-05-27
DE102014210125 2014-05-27

Publications (1)

Publication Number Publication Date
WO2015181221A1 true WO2015181221A1 (fr) 2015-12-03

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Application Number Title Priority Date Filing Date
PCT/EP2015/061681 WO2015181221A1 (fr) 2014-05-27 2015-05-27 Procédé pour une communication sans fil entre un véhicule et un dispositif de communication portable

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107539268A (zh) * 2016-06-27 2018-01-05 大众汽车有限公司 用于检测移动终端设备关于车辆的相对位置的方法和系统
WO2019192765A1 (fr) * 2018-04-04 2019-10-10 Jaguar Land Rover Limited Procédé et appareil de commande
CN112236572A (zh) * 2018-05-31 2021-01-15 标致雪铁龙汽车股份有限公司 管理车辆可打开件的锁定元件的方法及实施该方法的车辆

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19631331A1 (de) * 1995-08-24 1997-02-27 Rover Group Fahrzeug-Sicherheitssystem
US20080030313A1 (en) * 2000-09-21 2008-02-07 American Calcar Inc. Technique for operating a vehicle effectively and safely
FR2986202A1 (fr) * 2012-01-26 2013-08-02 Johnson Contr Automotive Elect Moyen d'authentification portable et systeme de securite de vehicule pour un vehicule automobile

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19631331A1 (de) * 1995-08-24 1997-02-27 Rover Group Fahrzeug-Sicherheitssystem
US20080030313A1 (en) * 2000-09-21 2008-02-07 American Calcar Inc. Technique for operating a vehicle effectively and safely
FR2986202A1 (fr) * 2012-01-26 2013-08-02 Johnson Contr Automotive Elect Moyen d'authentification portable et systeme de securite de vehicule pour un vehicule automobile

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107539268A (zh) * 2016-06-27 2018-01-05 大众汽车有限公司 用于检测移动终端设备关于车辆的相对位置的方法和系统
CN107539268B (zh) * 2016-06-27 2020-03-17 大众汽车有限公司 用于检测移动终端设备关于车辆的相对位置的方法和系统
WO2019192765A1 (fr) * 2018-04-04 2019-10-10 Jaguar Land Rover Limited Procédé et appareil de commande
CN112020732A (zh) * 2018-04-04 2020-12-01 捷豹路虎有限公司 控制方法和设备
CN112020732B (zh) * 2018-04-04 2023-11-24 捷豹路虎有限公司 控制方法和设备
US11993227B2 (en) 2018-04-04 2024-05-28 Jaguar Land Rover Limited Control method and apparatus for controlling operation of an access control device for a vehicle
CN112236572A (zh) * 2018-05-31 2021-01-15 标致雪铁龙汽车股份有限公司 管理车辆可打开件的锁定元件的方法及实施该方法的车辆

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