[go: up one dir, main page]

WO2008003285A1 - Système d'identification - Google Patents

Système d'identification Download PDF

Info

Publication number
WO2008003285A1
WO2008003285A1 PCT/DE2007/001082 DE2007001082W WO2008003285A1 WO 2008003285 A1 WO2008003285 A1 WO 2008003285A1 DE 2007001082 W DE2007001082 W DE 2007001082W WO 2008003285 A1 WO2008003285 A1 WO 2008003285A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor vehicle
antenna
base station
signals
passive
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/DE2007/001082
Other languages
German (de)
English (en)
Inventor
Heinrich Haas
Ulrich Möller
Johannes Liebhart
Thomas ZÖLLE
Matthias Mörgelin
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.)
Aumovio Microelectronic GmbH
Original Assignee
Conti Temic Microelectronic 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 Conti Temic Microelectronic GmbH filed Critical Conti Temic Microelectronic GmbH
Priority to DE112007000063T priority Critical patent/DE112007000063A5/de
Publication of WO2008003285A1 publication Critical patent/WO2008003285A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • B60R25/245—Means to switch the anti-theft system on or off using electronic identifiers containing a code not memorised by the user where the antenna reception area plays a role

Definitions

  • the invention relates to an identification system for a motor vehicle with an integrated into a base station of the motor vehicle electronic
  • Circuit having an antenna designed to receive control signals.
  • a motor vehicle typically has both at least one door lock preventing or releasing access to the vehicle as a protection device against unauthorized use, and an ignition lock which controls the starting of the engine.
  • an identification transmitter is usually used as part of an identification system.
  • the authorized user of the motor vehicle sends when needed, for example, to open the vehicle doors, via such an electronic identification transmitter a coded signal to a base station in the motor vehicle.
  • the software of an evaluation unit integrated into the base station checks the code of the received signal, evaluates it and, in the case of a positive identification, issues associated releases.
  • the use of such an identification transmitter for example for opening the vehicle doors and / or for deactivating the immobilizer, using a control electronics in the access and driving authorization for a
  • the detection signal can therefore not be mistaken in principle with the detection signal of another identification transmitter; the disadvantage of mechanical keys that a coding can be repeated and another than the associated motor vehicle can be operated with the key is avoided by the use of an electronic identification system.
  • Identification systems also eliminate the susceptibility of mechanically operated door locks and locks to mechanical damage such as damage or icing and mechanical manipulation of access authorization by opening the lock and driving authorization by destroying the mechanical steering wheel lock and shorting the ignition cables.
  • the use of an electronic identification transmitter in a higher identification system excludes the mentioned risks of mechanical deactivation of
  • the user of an electronic identification system is also no longer compelled to approach the vehicle at a certain point, such as the driver's door, in order to open the vehicle, rather than purely mechanical systems, and can be moved from any point outside the motor vehicle within a design the identification system predetermined range on the identification transmitter actuate the opening and closing mechanism.
  • the identification transmitter transmits, on the one hand, a UHF signal to the base station in the motor vehicle.
  • a UHF signal to the base station in the motor vehicle.
  • an automated deactivation of an immobilizer integrated in the motor vehicle can also be provided in modern identification systems, provided the identification transmitter and thus the user is very close to or already in the motor vehicle.
  • immobilizer immobilizer
  • the identification transmitter sends on the other hand, an LF (low frequency) signal to the base station in the motor vehicle.
  • An LF signal has a short-range range compared to the UHF (ultra-high frequency) signal.
  • the immobilizer is only to disable when the user and the entrained identification transmitter are located inside the motor vehicle, preferably on the front seats, is in the deactivation case, the antenna at a short distance to the intended position of the user.
  • the lower range of the LF versus the HF (high frequency) - or UHF signal thus implies a limitation of the range to the interior of the motor vehicle and thus an increase in safety.
  • the position of the user is determined via an evaluation module in the base station, which measures the field strength of the received LF signal, and the immobilizer is deactivated only in the case of a positive result of the evaluation.
  • each communication mode is assigned at least one separate electronic circuit in the motor vehicle, wherein the respective electronic circuits can be accommodated in a single base station or distributed to a plurality of components in the motor vehicle.
  • Each electronic circuit requires its own properly designed antenna with an optimized design and embodiment for the transmission and reception of the signals assigned to it.
  • conventional designs of the base station are constructed comparatively complex in order to provide the required components.
  • the invention has for its object to provide an identification system of the type mentioned above, which has a simpler and more compact design of the base station.
  • the antenna itself as well as the antenna associated evaluation logic designed such that a bidirectional communication including the power supply of Identifier without its own power supply in the immediate vicinity of the transmitting antenna is possible, for example, electric immobilizer in the transponder functionality with a few centimeters range; and a data transmission to an identification transmitter with its own power supply over a longer range is possible, for example in the keyless driving authorization systems such as passive entry, passive start, passive lock, etc.
  • the invention is based on the consideration that for simpler and more compact design of the base station electronic components should be consistently saved.
  • this includes the control electronics for the antennas for the various communication signals and the associated antennas.
  • the aim of the consideration is to avoid the installation of several antennas for the transmission and reception of different communication signals assigned to the respective antenna.
  • the functions of the previous types of communication should be ensured by the fact that a common antenna is designed for multiple communication techniques.
  • the idea also continues to use the existing LF transmission antenna for the Passive Entry (Passive Access) signal also for transmitting and receiving the IMMO / transponder signal for the driving authorization.
  • Passive Access Passive Entry
  • IMMO / transponder for the driving authorization.
  • a modification of the circuit of the drive electronics is provided in such a way that the different signals are to be transmitted and received via the same design of the common antenna.
  • control electronics of the antenna is designed such that the transmission and reception of transponder signals of the IMMO circuit is possible as well as the transmission of interrogation signals of the keyless driving authorization systems such.
  • the keyless driving authorization systems such as passive entry, passive start and / or passive lock systems.
  • the common antenna for the transmission and reception of LF signals is designed as a ferrite rod antenna, since this then for
  • Standard equipment of the base station of an identification system belongs and can be used for the transmission of both communication signals.
  • the embodiment of the antenna is advantageous as a filled with magnetically active materials coil, since the antenna is to accommodate space-saving in this embodiment in the base station.
  • the advantages achieved by the invention are in particular that costs for the production and installation of various components are saved in the vehicle and the necessary space for the base station can be reduced. This is achieved by the fact that the electronic circuit usually used for obtaining the driving authorization by a suitable design of the antenna on the one hand, which was previously provided exclusively for the immobilizer, and the required modification of the control electronics on the other hand in the position on the other hand, both communication signals over only to make an electronic circuit and only a common antenna in the base station in the vehicle.
  • 1 shows an identification system with a base station in one
  • Fig. 2 shows the schematic structure of the base station in the motor vehicle.
  • the identification system 1 is provided for the wireless authorization release when accessing or operating a motor vehicle 2.
  • the identification system 1 comprises an identification transmitter 3, which exchanges signals wirelessly, for example via a suitably selected radio link, signals, in particular radio signals, with a base station 4 arranged in the motor vehicle 2.
  • the base station 4 comprises an integrated circuit
  • Evaluation unit 6 in which a code of the received signal is evaluated individually via a software deposited, wherein in the case of a positive result of this evaluation of the received signals to a correct identification and thus an authorization of the user is concluded. If such an authorization is detected, a control unit not shown in detail, connected to the receiving unit 4 on the data side opens the locks on the vehicle doors and / or issues a release for deactivating an immobilizer provided in the motor vehicle 2.
  • an identification system 1 the user is thus no longer forced to approach the motor vehicle 2 at a certain point, for example the driver's door, in order to open the motor vehicle 2, but rather the corresponding operability of the control elements from an arbitrary point outside the motor vehicle 2 within a system-dictated by the components of the identification system 1 range possible.
  • the range is dependent on the signal strength and the design of the antenna 8 in the base station 4 and the corresponding design of the components in the associated identification transmitter.
  • the identification system 1 For transmitting the correspondingly coded signal data, the identification system 1 comprises an identification transmitter 3.
  • the identification transmitter 3 is accordingly suitably designed to transmit a signal to the assigned base station 4 in the motor vehicle 2 within the predetermined range.
  • the components of the identification system 1 are basically designed for the transmission of two types of communication signals, namely on the one hand the so-called passive entry signals that determine the access authorization of a user, and on the other hand, the so-called IMMO or transponder signals in the LF frequency range, the driving authorization recognize and disable the immobilizer of the motor vehicle 2.
  • FIG. 2 For the acquisition of the access authorization (passive entry) is shown in FIG. 2 of the associated electronic circuit 10 in the base station 4 in
  • the identification transmitter 3 generates at least one response signal, which is sent to the base station 4 in the motor vehicle 2.
  • the energy required for transmission is removed by the identification transmitter 3 from its own power supply or from an alternating field generated by suitable modulation by the base station 4 and not identified in any more detail.
  • the identification transmitter 3 must be in the immediate vicinity of the antenna 8 of the 5 base station 4.
  • Interrogation signal sent to an identification transmitter 3 to be carried by a user For this purpose, a radio signal is typically sent.
  • the identification transmitter 3 transmits at least one response signal to the base station 4 in the motor vehicle 2 via said radio path. After at least one mutual data transmission, the release for starting the engine in the motor vehicle 2 takes place after evaluation of the signal in the evaluation unit 6 and the positive authentication of the user.
  • Data transmission is taken from the signal transmitted by the base station 4 and transmitted back on the same signal at least one response signal, if the identification transmitter is in close proximity to the transmitting antenna 8. 5
  • the range of the ID transmitter 3 for the IMMO signal is designed such that a data transfer at least in the region of the front seats of the motor vehicle 2 is possible. This should enable the user to deactivate the immobilizer comfortably, but for reasons of safety 0, it can be ruled out that deactivating it from a position outside the vehicle
  • the LF transmitting and receiving unit 14 of the base station 4 is connected to an evaluation unit 6, which is designed so that in the case of receiving a response signal of the identification transmitter 3 from the 5 additionally encoded in the response signal encoded value of the field strength of the identification transmitter 3 received LF signal and the cryptological signals performs a distance measurement and determines the range of the signal.
  • the identification transmitter 3 is able to perform a distance measurement of the signal strength of the received LF signal itself and transmits at least one response signal to the base station 4 for deactivating the immobilizer, provided that the distance does not exceed a defined value.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lock And Its Accessories (AREA)

Abstract

Un système d'identification pour véhicule automobile avec un circuit électronique intégré dans le poste de base du véhicule doit permettre une réalisation plus simple et plus compacte du poste de base. Selon l'invention, ce système est équipé d'un circuit électronique d'une antenne qui est conçu aussi bien pour envoyer et recevoir des signaux de transpondeur du circuit IMMO que pour envoyer des signaux LF des systèmes d'autorisation de conduite sans clé tels que l'accès mains libres, le démarrage mains libres et/ou le verrouillage mains libres.
PCT/DE2007/001082 2006-07-03 2007-06-20 Système d'identification Ceased WO2008003285A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112007000063T DE112007000063A5 (de) 2006-07-03 2007-06-20 Identifikationssystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200610030642 DE102006030642A1 (de) 2006-07-03 2006-07-03 Identifikationssystem
DE102006030642.2 2006-07-03

Publications (1)

Publication Number Publication Date
WO2008003285A1 true WO2008003285A1 (fr) 2008-01-10

Family

ID=38569041

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2007/001082 Ceased WO2008003285A1 (fr) 2006-07-03 2007-06-20 Système d'identification

Country Status (2)

Country Link
DE (2) DE102006030642A1 (fr)
WO (1) WO2008003285A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011107812A2 (fr) 2010-03-01 2011-09-09 Egis Gyógyszergyár Nyilvánosan Működő Részvénytársaság Composition pharmaceutique stabilisée

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020105411A1 (en) * 2000-04-26 2002-08-08 Toru Maeda Remote vehicle controller

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5532522A (en) * 1994-06-06 1996-07-02 Delco Electronics Corp. Printed circuit reader/exciter coil for vehicle security system
DE19842427C2 (de) * 1998-09-16 2000-09-21 Siemens Ag Antenne für eine Sende- und/oder Empfangseinheit eines Diebstahlschutzsystems eines Kraftfahrzeugs
DE19842705C2 (de) * 1998-09-17 2000-12-07 Siemens Ag Antenne, insbesondere für ein Diebstahlschutzsystem eines Kraftfahrzeugs
DE10202162B4 (de) * 2002-01-22 2011-11-10 Robert Bosch Gmbh Sicherungssystem für ein Fahrzeug mit einer Funkfrequenz-Antenne
DE10215884A1 (de) * 2002-04-11 2003-10-23 Volkswagen Ag Kraftfahrzeugantennenumschaltung
DE102004035621A1 (de) * 2004-07-22 2006-03-16 Feig Electronic Gmbh Antennenanordnung für grosse zusammenhängende Erfassungsräume
DE102004038837B4 (de) * 2004-08-10 2008-09-25 Continental Automotive Gmbh Elektronisches Diebstahlschutzsystem mit korrelierten Sende-/Empfangsantennen
US7116214B2 (en) * 2004-09-16 2006-10-03 Lear Corporation Circuit board assembly with integral antenna

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020105411A1 (en) * 2000-04-26 2002-08-08 Toru Maeda Remote vehicle controller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011107812A2 (fr) 2010-03-01 2011-09-09 Egis Gyógyszergyár Nyilvánosan Működő Részvénytársaság Composition pharmaceutique stabilisée

Also Published As

Publication number Publication date
DE102006030642A1 (de) 2008-01-10
DE112007000063A5 (de) 2008-08-07

Similar Documents

Publication Publication Date Title
EP1155207B1 (fr) Dispositif de controle d'acces sans cle pour des vehicules automobiles et procede pour effectuer un controle d'autorisation d'acces sans cle pour des vehicules automobiles
DE60009830T2 (de) Mit einem handfreien Zugangs- und/oder Startsystem ausgerüstetes Kraftfahrzeug
EP0895559A1 (fr) Systeme de fermeture, notamment pour automobiles
DE102009016185A1 (de) Passives Entriegelungssystem und -verfahren
DE10132031A1 (de) Verfahren zur Ermöglichung des authentifizierten Zugangs eines Individuums zu einem geschützten Bereich und Sicherheitssystem zur Durchführung des Verfahrens
DE102010017493A1 (de) Schlüsselfernbedienung und Verfahren zum Austausch von Signalen zwischen einer Schlüsselfernbedienung und einem kraftfahrzeugseitigen Steuergerät
EP3347246B1 (fr) Procédé et système de localisation d'une unité radio portable
EP2007610B1 (fr) Verrouillage électrique de direction, en particulier pour un vehicule automobile
EP0952052A2 (fr) Dispositif pour un équipement de contrÔle d'accès commandé à distance pour véhicules
EP3569455B1 (fr) Protection contre un attaque par relais
EP3064404B1 (fr) Interruption fonctionnelle d'un systeme d'acces de vehicule
EP1147277B1 (fr) Dispositif de controle d'acces sans cle pour des vehicules automobiles
EP1867535A1 (fr) Système de fermeture, en particulier pour un véhicule automobile
EP1723615B1 (fr) Composant inductif pour cle electronique
EP2125451B1 (fr) Dispositif d'identification mobile d'un systeme de securite
WO2008003285A1 (fr) Système d'identification
EP1533450B1 (fr) Système de fermeture pour un véhicule automobile
EP1105602A1 (fr) Systeme d'autorisation d'acces et de demarrage/conduite pour un vehicule
DE102015222235B4 (de) Tragbare Vorrichtung und Verfahren zum Aktivieren oder Deaktivieren eines Kraftfahrzeugs
EP1879774B1 (fr) Systeme de fermeture d'automobile et procede pour permettre l'acces a une automobile au moyen d'un tel systeme
EP3428889B1 (fr) Dispositif formant poignée de porte pour un véhicule automobile pourvu d'un dispositif de transfert du courant
EP2330566B1 (fr) Installation de fermeture pour une porte
DE10119512A1 (de) Diebstahlsicherung für Kraftfahrzeuge
DE102019108255A1 (de) Verfahren zur Steuerung eines mobilen Identifikationsgebers
EP1429295B1 (fr) Clé pour un cylindre de serrure et système de fermeture

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 07764385

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 1120070000635

Country of ref document: DE

REF Corresponds to

Ref document number: 112007000063

Country of ref document: DE

Date of ref document: 20080807

Kind code of ref document: P

NENP Non-entry into the national phase

Ref country code: RU

122 Ep: pct application non-entry in european phase

Ref document number: 07764385

Country of ref document: EP

Kind code of ref document: A1