EP0875876B1 - Démarrage automatique de l'enregistrement de données numériques radiodiffusées - Google Patents

Démarrage automatique de l'enregistrement de données numériques radiodiffusées Download PDF

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Publication number
EP0875876B1
EP0875876B1 EP98103880A EP98103880A EP0875876B1 EP 0875876 B1 EP0875876 B1 EP 0875876B1 EP 98103880 A EP98103880 A EP 98103880A EP 98103880 A EP98103880 A EP 98103880A EP 0875876 B1 EP0875876 B1 EP 0875876B1
Authority
EP
European Patent Office
Prior art keywords
vehicle
motion
signal
control unit
sensor
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.)
Expired - Lifetime
Application number
EP98103880A
Other languages
German (de)
English (en)
Other versions
EP0875876A2 (fr
EP0875876A3 (fr
Inventor
Dieter Dipl.-Ing. Kriegel
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.)
Volkswagen AG
Original Assignee
Volkswagen 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 Volkswagen AG filed Critical Volkswagen AG
Publication of EP0875876A2 publication Critical patent/EP0875876A2/fr
Publication of EP0875876A3 publication Critical patent/EP0875876A3/fr
Application granted granted Critical
Publication of EP0875876B1 publication Critical patent/EP0875876B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/091—Traffic information broadcasting
    • G08G1/094—Hardware aspects; Signal processing or signal properties, e.g. frequency bands

Definitions

  • the invention relates to an apparatus and a method for controlling the detection of remotely transmitted digital data according to the generic term of the respective independent claim.
  • the radio receiver is permanently ready to receive vehicles limited electrical storage capacity of their battery has the disadvantage that a own power supply must be provided, or accelerate the devices battery discharge beyond acceptable levels.
  • an operating element is in the prior art provided with which the radio receiver mentioned activated or deactivated depending on whether the information to be expected is important to the driver or he wants to conserve the power source of his vehicle. But that means the driver is on his own must act out, he wants the radio receiver again when starting the vehicle activate. It is of course possible that he "forgets" the switch-on and important Information is lost as a result.
  • the method according to the invention has the features according to the independent method claim
  • the device according to the invention has the features according to the independent Apparatus claim.
  • the subclaims relate to advantageous embodiments of the method according to the invention or the device according to the invention.
  • the method according to the invention for the automatic detection of remotely transmitted digital Data in a vehicle with the steps of receiving the data by activation a receiver device and evaluating and / or reproducing the received digital Data by a processing device is characterized by the acquisition of a Vehicle movement by a motion sensor and the output of a motion signal to a control unit and the output of an activation signal for Activate the receiver device when due to the movement signal by the Control unit a vehicle movement is detected.
  • the movement signal is a signal that corresponds to a defined noise level in the vehicle.
  • Another beneficial one Embodiment provides that the motion signal via a vehicle speed sensor is detected.
  • the movement signal is sent to the Control unit output when the engine start is detected by a sensor.
  • the movement signal is sent to the Control unit depending on predetermined data from one Cross-system internal data bus output.
  • the device according to the invention for the automatic detection of remotely transmitted Data in a vehicle with a receiver device and an evaluation / playback device is characterized by a motion sensor for detection a vehicle movement and for outputting a movement signal and a Control unit for outputting an activation signal to the receiver device, if a vehicle movement due to the movement signal by the control unit is recognized.
  • the device comprises a Noise signal sensor for detecting a corresponding to a noise level in the vehicle Noise signal and a memory for a predetermined value and a comparator to compare the noise signal with the specified value.
  • the signal for detecting the movement can also be a signal that is already used for the GALA function of an audio device is used, which allows it to automatically adjust the playback volume when playing audio signals depending on the Stop noise in the vehicle.
  • the noise signal can in particular be known GALA signal in the prior art, which automatically allows the Playback volume at reception depending on the driving speed adjust. This automatic control of the volume is under the term "noise-dependent volume increase" (GALA) known. Since the noise in the Passenger compartment occurs only when the vehicle is moving, the driving speed is on suitable means for detecting the movement of the vehicle.
  • the device comprises a Ignition sensor.
  • This can be a signal generator directly on the ignition lock or a sensor on one other components of the ignition system such. B. ignition coil or the like, the so generates an engine start signal.
  • the device comprises a data discriminator for messages on the cross-system data bus of the Vehicle.
  • This data discriminator can be a simple monitoring device for be certain data sequences on the data bus, e.g. B. a command that is common immediately after starting the vehicle on components of the vehicle from a is sent to the central controller, which occurs when a predetermined data sequence occurs outputs a corresponding signal.
  • other signals on the data bus can be "intercepted", which indicate the movement of the vehicle or the engine running. In particular, these can be signals for Switch the ignition on and off, to activate / deactivate the alarm system or for remote control of a central locking system and the like.
  • the invention relates to a radio with the features of the claim 11th
  • the radio device has the advantage that it is independent of driver operation When vehicle movement is detected, all available digital data and in particular the data about the current traffic situation are collected immediately and the driver at Need is informed. This means that the driver does not have to work on his own what can be "forgotten”. In addition, all digital data is also available for other vehicle components immediately available for example a navigation device.
  • FIG. 1 The embodiment of a device according to the invention shown in FIG. 1 has one central unit 4a, which is connected to other peripheral components.
  • One of the peripheral components is a receiving element 1a for receiving remotely transmitted ones digital data represented by an antenna symbol.
  • the receiving element 1a is an antenna.
  • vehicle antennas to Suppress multi-path reception with transmitter wave reflections.
  • receive element 1a also be designed to receive GPS data with a different frequency be broadcast.
  • the playback device comprises one or more im Vehicle speakers.
  • the central processing device 4a comprises in the embodiment shown in FIG. 1 a receiver device 1, which in the simplest case is a (FM) tuner.
  • the Receiver device 1 is connected to the receiving element (s) 1a.
  • the receiving device 1 can have a plurality of receiving devices Include (tuner) of the same design, so that switching from a current one Reception frequency to a different frequency is possible. This is particularly from Advantage as long as no RDS with transmission of alternative reception frequencies is available to which the system can automatically switch.
  • the switching of the frequency is controlled in a control unit 4 in the central unit 4a.
  • the data of the individual receiver devices from the Control unit 4 analyzed in terms of their reception quality, and depending on a second receiver device (not shown) is connected to the result and a search is started to find an alternative frequency.
  • the incoming data In addition to the reception quality, its content is also analyzed. That is, if digital When data is received, its playback is highlighted accordingly. In particular, it is played at an increased volume. This analysis is done in one Processing device 2, which is shown with an amplifier symbol in FIG. 1.
  • the Processing device 2 is connected to the reproducing device 2a.
  • the activation of the receiver device 1, the selection of the cheapest reception frequencies with several receiver devices 1 and the forwarding of the received Data for evaluation and playback to the evaluation device 2 and the playback device 2a is carried out by the control unit 4.
  • the control unit 4 gives the switch-on signal to the above-mentioned components only when necessary to reduce power consumption to keep small in the vehicle of many and powerful components.
  • the device according to the invention comprises, as an external component, a sensor 10 which outputs a signal to the control unit 4 when the vehicle drive is started, which in turn the activation signal to the receiver device 1 and other components outputs. This means that only the equipment that is actually required is always in active state held.
  • the monitoring of the data bus is on as a motion sensor corresponding signals indicated.
  • the vehicle has an electrical system 6 with a digital one Data bus via which the control unit 4 with further components, not shown of the vehicle communicates.
  • a Data discriminator 11 is provided, which during the "normal" operation of the vehicle none Has a function, but which signals the data bus when the vehicle is started Vehicle is listening to the z. B. initiate certain vehicle components. In particular these can be signals for switching the ignition on and off, for activating / deactivating the alarm system or for remote control of a central locking system and the like. In order to simple and reliable monitoring of the movement of the vehicle is possible.
  • the In the simplest case, data discriminator 11 can be an AND gate in the case of a parallel bus as CAN after a branch to tap the vehicle electrical system, this is only a signal with the logical value 1 if a certain bit sequence is present on the bus.
  • the pulse trains would first be in after tapping a correspondingly wide shift register 3 is fed, which continuously with the system clock rate is updated, and then the same analysis of the data followed as in parallel bus
  • the data discriminator 11 is shown in FIG. 2 as an external component. However, he can of course also be integrated in the central processing unit 4a.
  • the central processing unit 4a additionally an internal data bus for the transmission of messages between the control unit 4 and other internal components 5a, 5b and 5c. These components are intended for the caching of important information.
  • Voice data memory 5a in which traffic information is stored, so that the driver can listen to it as often as you like.
  • a memory for digital Traffic data can be provided in coded form 5b, in which the messages are only in short form are stored and their "verbalization" only in the evaluation and playback device 2 or 2a takes place, which has the advantage that the playback is always in the desired language.
  • a memory 5c for navigation data provided, in which GPS correction data for a navigation device can be stored.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Selective Calling Equipment (AREA)
  • Navigation (AREA)

Claims (12)

  1. Procédé d'enregistrement automatique de données numériques radio-diffusées dans un véhicule comportant les étapes de :
    réception des données numériques par activation du dispositif récepteur (1) et exploitation et/ou restitution des données numériques reçues par un dispositif de traitement/restitution (2, 2a) ;
    caractérisé par
    l'enregistrement d'un mouvement du véhicule par un détecteur de mouvement (6, 10, 11) et l'envoi d'un signal de mouvement à une unité de commande (4) ;
    l'envoi d'un signal d'activation pour activer le dispositif récepteur (1) lorsqu'un mouvement du véhicule est reconnu en raison du signal de mouvement par l'unité de commande (4).
  2. Procédé selon la revendication 1, caractérisé en ce que le signal de mouvement correspond à un niveau sonore dans le véhicule.
  3. Procédé selon la revendication 1, caractérisé en ce que le signal de mouvement est envoyé à l'unité de commande (4) lorsque le démarrage du moteur est enregistré par un détecteur (10).
  4. Procédé selon la revendication 1, caractérisé en ce que le signal de mouvement est envoyé à l'unité de commande (4) en fonction de données prédéfinies sur le réseau de bord (6) du véhicule.
  5. Procédé selon la revendication 1, caractérisé en ce que le signal de mouvement est enregistré par un détecteur de vitesse de conduite.
  6. Dispositif d'enregistrement automatique de données radio-diffusées dans un véhicule comportant un dispositif récepteur (1) et un dispositif de traitement/restitution (2, 2a), caractérisé par
    un détecteur de mouvement (10, 11) pour l'enregistrement d'un mouvement du véhicule et pour l'envoi d'un signal de mouvement et
    une unité de commande (4) pour l' envoi d'un signal d'activation au dispositif récepteur (1) lorsqu'un mouvement du véhicule est reconnu par l'unité de commande (4) en raison du signal de mouvement.
  7. Dispositif selon la revendication 6, caractérisé par un détecteur de signal sonore (7) pour l'enregistrement d'un signal sonore correspondant à un niveau sonore dans le véhicule et une mémoire (8) pour une valeur prédéfinie et un comparateur (9) pour la comparaison du signal sonore avec la valeur prédéfinie.
  8. Dispositif selon la revendication 6, caractérisé par un détecteur (10) pour l'enregistrement d'un démarrage du moteur.
  9. Dispositif selon la revendication 6, caractérisé par un discriminateur de données (11) pour les messages sur le réseau de bord (6) du véhicule.
  10. Dispositif selon la revendication 6, caractérisé en ce que le détecteur de mouvement est un détecteur de vitesse de conduite.
  11. Appareil radio comportant un dispositif selon l'une quelconque des revendications 6 à 10.
  12. Appareil radio selon la revendication 11, caractérisé en ce que le dispositif récepteur transmet les données numériques de l'émetteur fonctionnant momentanément ou de celui transmettant des données numériques ayant fonctionné en dernier.
EP98103880A 1997-04-24 1998-03-05 Démarrage automatique de l'enregistrement de données numériques radiodiffusées Expired - Lifetime EP0875876B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19717326 1997-04-24
DE19717326 1997-04-24

Publications (3)

Publication Number Publication Date
EP0875876A2 EP0875876A2 (fr) 1998-11-04
EP0875876A3 EP0875876A3 (fr) 2000-07-05
EP0875876B1 true EP0875876B1 (fr) 2004-01-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP98103880A Expired - Lifetime EP0875876B1 (fr) 1997-04-24 1998-03-05 Démarrage automatique de l'enregistrement de données numériques radiodiffusées

Country Status (2)

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EP (1) EP0875876B1 (fr)
DE (1) DE59810572D1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3721726A1 (de) * 1987-07-01 1989-01-12 Blaupunkt Werke Gmbh Autoradio
DE4110704C2 (de) * 1991-04-03 2000-10-26 Thomson Brandt Gmbh Schaltung für ein aus einem Rundfunkempfänger oder einem Rundfunkempfänger und einem Recorder bestehendes Audiogerät

Also Published As

Publication number Publication date
EP0875876A2 (fr) 1998-11-04
DE59810572D1 (de) 2004-02-19
EP0875876A3 (fr) 2000-07-05

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