EP2733688B1 - Dispositif d'information de véhicule et procédé de transmission d'informations utiles pour le trafic routier dans une zone - Google Patents

Dispositif d'information de véhicule et procédé de transmission d'informations utiles pour le trafic routier dans une zone Download PDF

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Publication number
EP2733688B1
EP2733688B1 EP13192712.1A EP13192712A EP2733688B1 EP 2733688 B1 EP2733688 B1 EP 2733688B1 EP 13192712 A EP13192712 A EP 13192712A EP 2733688 B1 EP2733688 B1 EP 2733688B1
Authority
EP
European Patent Office
Prior art keywords
emergency
vehicle
callbox
information
vehicle information
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.)
Not-in-force
Application number
EP13192712.1A
Other languages
German (de)
English (en)
Other versions
EP2733688A1 (fr
Inventor
Harry-H. Evers
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.)
Wolfsburg AG
Original Assignee
Wolfsburg AG
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Filing date
Publication date
Application filed by Wolfsburg AG filed Critical Wolfsburg AG
Publication of EP2733688A1 publication Critical patent/EP2733688A1/fr
Application granted granted Critical
Publication of EP2733688B1 publication Critical patent/EP2733688B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
    • G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
    • G08G1/0116—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from roadside infrastructure, e.g. beacons
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096783—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a roadside individual element
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/056—Detecting movement of traffic to be counted or controlled with provision for distinguishing direction of travel
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096775—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is a central station
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
    • G08G1/0967—Systems involving transmission of highway information, e.g. weather, speed limits
    • G08G1/096766—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission
    • G08G1/096791—Systems involving transmission of highway information, e.g. weather, speed limits where the system is characterised by the origin of the information transmission where the origin of the information is another vehicle

Definitions

  • the invention relates to a vehicle information device for transmitting information useful for road traffic in a spatial area.
  • the invention further relates to a vehicle communication unit for use in a vehicle and a method for transmitting information useful for road traffic in a spatial area.
  • driver assistance systems are known in which individual vehicles communicate wirelessly with neighboring vehicles or the infrastructure, such as traffic lights.
  • DE 10 32 761 A1 described to transmit bid or prohibit content of traffic signs wirelessly to the motor vehicle, so that their contents are visual and / or audible representable to the driver.
  • control functions can be intervened on existing cruise control devices.
  • DE 10 2010 053 155 A1 describes a warning triangle for a vehicle with a transmitter for wireless transmission of data, such.
  • DE 41 16 786 A1 describes an emergency signal device, which are installed in guide posts at the roadside and connected to a control unit of a Autobahnmeisterei.
  • the triggering and signaling devices can be activated in the guide post, in which case a warning light is triggered on the guide post.
  • DE 10 2010 056 548 A1 discloses a system for alerting road users to ghost riders.
  • a display on a gantry with an alarm means, such as an emergency call connected.
  • an alarm means such as an emergency call
  • a warning can be triggered by the driver on the display.
  • DE 10 2004 035 856 A1 shows an electrical accessory for traffic facilities, which has a data receiver for receiving radio signals to identify passing motor vehicles and a data transmitter.
  • DE 31 29 094 A1 discloses a pre-warning device for motor vehicle traffic. Transmitters are set up in the opposite direction of motorway exits in order to trigger a warning signal "Stop" on a display device in the event of a wrong-way ticket. Pulse generators with a sustain pulse are set up at the exits, which send in the wrong entry direction, thus allowing a vehicle to detect the wrong entry into a stretch of road.
  • EP 1 280 118 A1 describes a method for detecting road traffic conditions, in which already existing microphones are used by emergency call stations for detecting the traffic noise. Traffic conditions are then derived from the traffic noise.
  • WO 2007/121707 A1 is a vehicle crash warning for installation in a motor vehicle with a radio transmitter in the motor vehicle and radio receivers for detecting an accident signal and forwarding described.
  • DE 42 27 337 A1 discloses a method for informing a road user, in which a vehicle recognizes the driving of a road section in the wrong direction by means of a reading direction-dependent barcode. For this purpose, barcodes are applied to the roadway, which are read and evaluated by a barcode reader of the vehicle.
  • Object of the present invention is to realize a simple way with a large cover a vehicle information system, exchanged in the useful information between vehicles and a central office can be detected and a detection of and warnings of wrong-way drivers is ensured.
  • the available emergency telephones which are set up on roads and set up to record emergency calls and connectable to an emergency call center via a communication network, for the transmission of information useful for road traffic in a spatial area.
  • the emergency call pillars are equipped with a vehicle information device, which are installed in the emergency call pillars or attached to the emergency call pillars.
  • the vehicle information facility of an emergency call tower then has a radio to wirelessly transmit useful information to vehicles within radio range of the emergency call column and / or to receive useful information from such vehicles.
  • the emergency pillars can also exchange useful information and control commands with each other.
  • the vehicle information device is used according to the invention for detecting the inadmissible use of roads, in particular for detecting wrong-way driving and warning the road users.
  • the vehicle information device coupled to an emergency call center receives at least the current position data of the vehicles located in the radio reception range of the emergency call column or the radio information device. From these position data in connection with the well-known road progressions and the permissible directions in which the roads may be traveled, can be detected by continuous evaluation of the position data, the direction of travel of the respective vehicle and an illegal driving on road sections. It is conceivable here that the speed and direction of travel of the individual vehicles is determined by the information device itself on the basis of the continuously received position data of the vehicles located in radio reception range. It is also conceivable, however, for the vehicles to communicate not only the position data but also the current speed and the direction of travel of the vehicle information device as useful information.
  • the vehicles located within the radio range of the emergency call column will be notified immediately.
  • other vehicles and deployment sites such as the police, can be informed about the existence of a wrong-way.
  • a vehicle communication unit provided for use in a vehicle thus has a radio unit for wireless communication with a vehicle information unit of an emergency call column described above.
  • the emergency call columns are so far for road sections in lines via local gateways z. B. in Autobahnffleeien and connected via public communication networks with an emergency call center. Some of the emergency call stations are already set up to exchange data with the emergency call center. In any case, it is technically relatively easy, even not equipped for data transmission emergency call columns, for example, by communication modules, the to provide bi-directional data exchange over a multi-frequency method from the emergency call pillars to the line termination groups of the local emergency call gateways in the motorway masteries.
  • the DTMF signals used in this case can then encoded the emergency call column addresses containing status messages and control characters and additional useful information to be transmitted.
  • this vehicle information facility only needs to have a radio device for broadcasting useful information and / or receiving such useful information from vehicles, which radio should have control and interface with a communication unit in the emergency call center the useful information on the communication network of the emergency call center z. B. forward to a message center or to receive useful information from such a message center for sending to vehicles.
  • the equipment of already available and interconnected distress pillars with such vehicle information device has the advantage that in an existing networked infrastructure with a high degree of coverage in a simple and fast way a telematics system can be built, which for driver assistance systems in vehicles in a simple and inexpensive way a great benefit can offer.
  • the emergency call column assigned to a vehicle information device can be connected to a message center via the communication network of the emergency call column.
  • the message center is set up to receive useful information from the connected emergency call pillars or their vehicle information device and for forwarding useful information to the emergency call pillars and their vehicle information devices for forwarding to located in radio range vehicles.
  • the vehicle information devices have at least one sensor unit for measuring environmental information. This makes it possible to record environmental information locally at the emergency call point, which has a regional influence on road traffic.
  • the vehicle information device is then set up for forwarding this environmental information to a message center connected via the communication network or to vehicles located within the radio range of the emergency call column. It is conceivable that in a useful for a spatial area environmental information that are measured on at least one emergency call on the vehicle information device this emergency call and the other located in the spatial area distress signals are sent to the there in the radio range vehicles there.
  • Such measured environmental information may be, for example, temperature, wind, air quality or sound data. So can be concluded from the temperature on the road conditions and smoothness. From a sound measurement z. As the traffic density, the flow of traffic and vehicle types are estimated.
  • Useful information may include, for example, information such as weather conditions, construction site indications, permitted speeds, detour hints, parking lot information, distance limits for successive vehicles, vehicle lane restrictions such as vehicle lane lockout or clearance, point of interest (POI) information, or advertising information be.
  • information such as weather conditions, construction site indications, permitted speeds, detour hints, parking lot information, distance limits for successive vehicles, vehicle lane restrictions such as vehicle lane lockout or clearance, point of interest (POI) information, or advertising information be.
  • POI point of interest
  • the vehicle information device is set up to receive emergency call signals from vehicles located within radio range. It is conceivable that the built in an emergency call vehicle information device for receiving e-call data messages of the future emergency call information system is set up. The Radio information device of an emergency call center is then set up for the wireless reception of emergency call information from the vehicles within radio range and for automatic forwarding to an emergency call center connected via the communication network.
  • the vehicle information device has a position receiving unit for determining the location positions of the assigned emergency call column and for determining the current deviation of the determined location position from the known location position of the emergency call column.
  • the vehicle information device is then set up to forward a differential position signal, which is dependent on the deviation of the positional position, to the vehicles within radio range as useful information for increasing the accuracy of the vehicle position determined in the vehicle.
  • the vehicle information device can also be set up to determine the errors in the individual distance measurements to the satellites (raw signals) with regard to the different satellite systems.
  • the position receiving unit may use one or more of the available systems for location, such as one or more in combination.
  • vehicle information devices of emergency call columns are set up as repeaters for the wireless reception of useful information from neighboring vehicle information devices and for re-sending of these received information.
  • This allows the radio coverage without the use of the wired communication network Almost improve the emergency call pillars.
  • the repeater function can also be used to transmit useful information received from a vehicle information device of an emergency call column wirelessly with the aid of the repeaters to a gateway, from where the information is then transferred via a suitable interface to a wired communication network.
  • information useful to the repeaters from a gateway may be forwarded wirelessly over a line of emergency call columns so that all addressed emergency call centers or selected emergency call points with their vehicle information facility will send these useful information relayed to the repeater function to vehicles within radio range.
  • the radio unit of the vehicle information device for radio data communication with a corresponding radio unit of at least one vehicle within radio range is set up according to the WLAN (Wireless Local Area Network) communication protocol.
  • the WLAN standard enables wireless communication with a range of more than one kilometer and is therefore suitable for use in conjunction with emergency call pillars, which are also located at a distance of about one kilometer. It should be noted that for the vehicle information system no complete coverage is required and distress pillars are often offset on opposite sides of the road, which reduces the distance between two adjacent distress pillars.
  • the use of the WLAN communication protocol has the advantage that it is possible to communicate with a large number of existing devices equipped with WLAN communication units by default, such as smartphones. These can then be provided with a suitable software or application as vehicle communication unit for use in a vehicle to receive useful information from a vehicle information device of an emergency call column or such useful data to send to a vehicle information device an emergency call column.
  • the transmission of information useful for road traffic in a geographic area is accomplished by wirelessly transmitting useful information to and / or receiving useful information from vehicles located within the radio range of an emergency pillar through a vehicle information device installed in an emergency pillar or attached to an emergency call tower.
  • the vehicle information device can be retrofitted as a complete separate device or factory already integrated into the emergency call.
  • a repeater function can also be realized by forwarding useful information received by a first vehicle information device of an emergency call column to at least one further vehicle information device connected to the emergency call column to a communication network or to a reporting center connected to the vehicle information device of the emergency call column via the communication network and / or by receiving useful information from other vehicle information devices or from a reporting center and transmitting this information with at least one vehicle information device of an emergency call center.
  • FIG. 1 lets recognize an information system in which the already existing conventionally distress pillars 1 are used.
  • the emergency call pillars 1 can be connected via a communication network 2 to an emergency call center 3.
  • a sequence of distress pillars 1 via a bidirectional line network 4 via a gateway 5 z. B. with a public telephone / data network 6, such as the Internet coupled.
  • a central gateway 7 of the emergency call center 3 is connected via the public telephone and data network 6 with the gateway 5 of the road authorities.
  • the z. B. can communicate via the central gateway 7 or a private gateway via the telephone and / or data network 6 with the gateways 5 of the road authorities. This can be useful information from the reporting center 8 via the gateways 5 and the line connection Send 4 to the emergency services 1, or receive from them.
  • emergency call columns 1 are equipped with a vehicle information device 9.
  • the vehicle information devices 9 have an antenna 10 and a radio unit for broadcasting useful information to vehicles 11 located in radio reception range of the vehicle information device 9.
  • the vehicles 11 each have a vehicle communication unit 12 coupled to an antenna 13 such as a vehicle antenna for useful information to receive or to send to the vehicle information devices 9.
  • the signal transmission is generally bidirectional via a multi-frequency method from the emergency call pillars 1 to the gateways 5, d. H. to the line startup groups of the local emergency call gateways in the streetcar master.
  • the DTMF signals used encoded the distress column addresses, status messages and control characters.
  • the system allows fast and easy nationwide coverage on federal highways and federal highways, without the need for extensive construction and approval procedures for new infrastructures.
  • the existing infrastructure and cabling of more than 16,000 emergency telephones on the German motorways in Germany significantly reduces the need for upgrading and the costs to be calculated.
  • Based on the in FIG. 1 Infrastructure can be set up services in the entire environment of traffic management, which were previously only possible through the use and payment of a mobile network operator.
  • the vehicles z. B. information about the weather, construction site information, information on touring sites, speed limits, detour instructions, parking information, current distance requirements based on the detected traffic density, vehicle lane restrictions or Release of z. B. parking lanes or the like can be passed to the vehicles.
  • this useful information can only be transmitted by the emergency call pillars in the relevant spatial area.
  • the spatial area in which useful information in this regard is output from vehicle information devices to vehicles, eg. B. in moving construction vehicles with the hiking site with change.
  • the messaging center 8 can also be provided to control the emergency call columns 1 and to provide them with information originating from other data sources. These can be: Dangerous goods data and movements of dangerous goods transports, information from local and / or transregional traffic management centers, general information, timetable information for connection security in intermodal traffic, logistical information, toll collection for motorways and federal roads (tolling) etc.
  • useful information can be detected by sensors of the vehicle information device on emergency call pillars and emitted directly in the spatial area of the emergency call pillars or initially transmitted to a message center for generating useful information to be passed on vehicles.
  • FIG. 2 shows a block diagram of a vehicle information device 9, which is coupled to an emergency pillar 1.
  • the vehicle information device 9 has a radio unit 14 for receiving and transmitting useful information via the antenna 10.
  • the WLAN Wireless Local Area Network
  • the radio unit 14 is with a control unit 15 which controls on the one hand the connection to the emergency call pillar 1 and its communication port to the communication network 2 and on the other hand, the control of the radio unit 14.
  • the control unit 15 may optionally continue to have a repeater function z. B.
  • the vehicle information device 9 may have at least one sensor unit 16 for detecting environmental data.
  • environmental data may be, for example, temperature, wind, air quality or sound.
  • the detection of the road users by means of sound analysis of the sound frequency has the advantage that no personal characteristics, such as license plates, are detected and an anonymous detection is ensured.
  • the vehicle information device can also be set up as useful information for determining the errors in the individual distance measurements to the satellites (raw signals) with regard to the different satellite systems and possibly forwarding.
  • this differential position signal the accuracy of the satellite-based position determinations can be improved by satellite-based position receiver, the z. GPS (Global Positioning System), GLONASS, EGNOS, the Chinese Compass or the future Use Galileo system.
  • GPS Global Positioning System
  • GLONASS Global Navigation Satellite Navigation
  • EGNOS the Chinese Compass or the future Use Galileo system.
  • the detection of GSM / WLAN level systems for location via mobile radio and / or the use of differential GSM location method is conceivable.
  • the emergency call pillars 1 with their vehicle information device 9 can be supplied in addition or completely with the energy required for the operation of self-sufficient, supporting systems such as wind turbines, solar panels and batteries.
  • FIG. 3 lets a motor vehicle 11 recognize that has an internal data bus 18 in a conventional manner.
  • a data bus 18 may, for. B. a CAN bus to the units of the vehicle, such as a control unit 19, a navigation unit 20 and a speed control unit 21 are connected.
  • a control unit 19 a navigation unit 20 and a speed control unit 21 are connected.
  • a permanently installed vehicle communication unit 12 is connected to the data bus 18.
  • the vehicle communication unit 12 is further coupled to a vehicle antenna 13 for receiving or transmitting useful information from vehicle information devices 9 to distress pillars 1.
  • the useful information received by the vehicle communication unit 12 may be e.g. B. displayed on the display of the navigation unit 20 or used by the navigation unit 20 for route optimization. It is conceivable that useful information z. B. in the form of traffic jam messages from the navigation unit 20 further processed. However, it is also possible, for example, to output advertising information on offers available in the spatial area as well as information on destinations in the surroundings (point of interest).
  • the useful information can also be used to influence a speed control device 21 to z. B. influenced by congestion warnings, site warnings or information on increased traffic, which are emitted as useful information from the vehicle information devices 9 of the emergency call pillars 1 in the spatial area of validity, to influence the speed of the vehicle 11.
  • useful information can be further utilized by the control unit 19 or information of the vehicle and the surroundings of the vehicle 11 detected by the control unit 19 can be output as useful information with the vehicle communication unit 12 to vehicle information devices 9 within the radio range of the vehicle 11.
  • FIG. 4 makes a sketch of a motorway entrance with an emergency call 1 and an arranged thereon vehicle information device 9 detect the wrong driver.
  • a highway 22 has two road sections 22a, 22b.
  • the lower road section 22a has a traffic direction indicated by the dashed arrow from left to right, while the road section 22b separated therefrom has a predetermined traffic direction from left to right (see dashed arrow).
  • a first vehicle 23a moves in the permissible traffic direction on the second road section 22b of the motorway.
  • the highway 22 is crossed by a main road 24 and a motorway entrance 25a and a motorway exit 25b is provided to get from the main road 24 to the highway 22 and vice versa.
  • the highway entrance 25a has a traffic direction indicated by the dashed arrow from the main road 24 to the second road section 22b.
  • the highway exit has an also sketched by the dashed arrow allowable traffic direction from the road section 22b of the highway 22 on the main road 24th
  • a second vehicle 23b is driving in the permitted traffic direction on the motorway entrance 25a.
  • a third vehicle 23c moves in an inadmissible manner contrary to the predetermined direction of traffic and reaches the highway 22 as a wrong-way driver.
  • the vehicles 23a, 23b and 23c each have a vehicle communication unit 12, indicated in each case with the antenna, in connection with FIG FIG. 3
  • the vehicle communication units 12 in the vehicles 23a, 23b, 23c have in particular a position locating unit, such as a GPS receiver, to determine the current position of the respective vehicle 23a, 23b, 23c. It is furthermore advantageous if the vehicle communication units 12 are furthermore set up to determine the direction of travel and possibly to transmit the current speed of the respective vehicle 23a, 23b, 23c, which is known via the tachometer.
  • the vehicle communication units 12 of the vehicles 23a, 23b, 23c regularly (eg at a repetition rate of 5-10 Hz, ie 5 to 10 times per second) transmit their vehicle states as useful information, in particular positions, heading angle and speed, to the closest vehicle information device 9
  • the time behavior of a vehicle 23a, 23b, 23c is then analyzed on the basis of the physical limits of the movement. This can be done for example by means of a vehicle model and an estimation filter (Kalman filter) by the vehicle information device.
  • “regular” means the transmission of the respectively current information "following a rule", e.g. upon reaching a corresponding program command section of a program loop of a program executable on a data processing device or in the case of repetitive events (interrupt-controlled).
  • the vehicle information devices 9 are installed in the existing emergency call pillars 1 and communicate wirelessly, for example via WLAN 802.11 P with the vehicles 23a to 23c in radio reception range.
  • the position data supplied by the vehicles 23a to 23c, the speed and the direction of travel of the vehicles 23a, 23b, 23c are continuously evaluated in order to detect wrong-way driving. The same is done with the opposite distress call 1 'on the other side of the highway, as a rule, the exits opposite and possibly on both sides of the trip an emergency call 1 is installed.
  • the connected vehicles 23a to 23c are notified.
  • a disclosure of the information to neighboring vehicle information devices 9 and to a reporting center 8 is also possible to distribute the warning directly in the regional structure.
  • a vehicle communication unit 12 which transmits the current vehicle position to the vehicle information device 9 as a control unit (electronic control unit), is installed in the vehicles 23a to 23c. As soon as a wrong-way driver notification is received from a vehicle information device 9, a corresponding warning is issued.
  • the main unit of an infotainment system (head unit) of a vehicle 23a to 23c can be used, which already exists in the vehicle 23a to 23c. It only has to do with the functionality described above, e.g. be extended by appropriate programming. Position errors in the location data can be largely compensated by the vehicle information devices 9 by using the relative position history for the recognition.
  • a radio communication protocol is required, which involves registering vehicles via a unique identification code, logging off vehicles, transmitting position data from a vehicle to a vehicle information device on an emergency call, transmitting warnings from a vehicle information device 9 to a vehicle communication unit 12 in a vehicle, explicitly warning the wrong driver and reporting wrong-way drivers via the vehicle information device 9 as "broadcast" to as many adjacent, affected Vehicles allowed.
  • the vehicle information device 9 preferably accepts incoming TCP / IP connections over a freely selectable port. It accepts the position data of the vehicles 23a to 23c for evaluation and determines based on the course of the position ("track") whether a wrong drive is present. This can be done computer-aided by an algorithm that builds on an estimation filter model (Kalman filter), which uses as model a car, truck and motorcycle. Once a wrong-way is detected, all connected vehicles that are not the wrong-way driver are warned. As soon as a wrong-way is detected, the wrong-way driver is notified separately.
  • Kalman filter estimation filter
  • the vehicle communication unit 12 in the vehicle or its application connects to a vehicle information device 9 (server) via TCP / IP as soon as the corresponding preconfigured WLAN network is entered.
  • a unique identification eg the IMEI
  • the current position is transmitted to the vehicle information device 9 regularly (eg 5 to 10 times per second or at intervals of 5 to 10 hearts).
  • a conspicuous visual and / or audible warning is issued.
  • the warnings remain in effect until they are actively acknowledged by the user.
  • the vehicle information device 9 contains route information about the route sections in the spatial vicinity of the vehicle information device 9, including the permissible traffic directions.
  • the wrong-way driver warning can react very quickly by monitoring and reporting in the immediate vicinity, so that the sending of warnings or notifications is completed no later than one second after recognition or notification of the wrong-way driver.

Claims (11)

  1. Dispositif (9) d'information de véhicules, destiné à transmettre dans un domaine spatial des informations utiles pour le trafic routier,
    le dispositif (9) étant incorporé dans une colonne (1) d'appel d'urgence placée sur la chaussée, conçue pour recevoir des appels d'urgence et pour les transmettre à une centrale d'appels d'urgence par l'intermédiaire d'un réseau de communication (2) ou étant monté sur la colonne (1) d'appels d'urgence et présentant une unité fonctionnelle qui émet les informations utiles et/ou reçoit des informations utiles vers ou depuis des véhicules (11) situés dans la portée de réception radio de la colonne (1) d'appels d'urgence, l'unité fonctionnelle étant raccordée au réseau de communication (2) de la colonne d'appels d'urgence,
    caractérisé en ce que
    le dispositif (9) d'information des véhicules est conçu pour déterminer en fonction des informations utiles des véhicules (11) situés dans la portée de réception radio de la colonne (1) d'appels d'urgence le passage non admis de véhicules situés dans la portée de réception radio de la colonne (1) d'appels d'urgence sur la chaussée située au niveau de la colonne (1) d'appels d'urgence et pour, en cas de détection d'un passage non admis, émettre sans fil un message d'avertissement du conducteur contrevenant aux véhicules (11) situés dans la portée radio.
  2. Dispositif (9) d'information des véhicules selon la revendication 1, caractérisé en ce que la colonne (1) d'appels d'urgence associée est raccordée par l'intermédiaire du réseau de communication (2) existant à une centrale de communication (8), la centrale de communication (8) recevant des informations utiles des colonnes (1) d'appels d'urgence raccordées ou les transmettant aux colonnes (1) d'appels d'urgence pour qu'elles les transfèrent à des véhicules (11) situés dans la portée radio.
  3. Dispositif (9) d'information des véhicules selon les revendications 1 ou 2, caractérisé par au moins une unité de détection (16) qui mesure des informations sur l'environnement, le dispositif (9) d'information des véhicules étant conçu pour transmettre les informations sur l'environnement à une centrale de communication (8) raccordée par l'intermédiaire du réseau de communication existant (2) et/ou à des véhicules (11) situés dans la portée radio de la colonne (1) d'appels d'urgence.
  4. Dispositif (9) d'information des véhicules selon l'une des revendications précédentes, caractérisé en ce que le dispositif (9) d'information des véhicules est conçu pour recevoir sans fil des informations d'appels d'urgence de véhicules (11) situés à l'intérieur de la portée radio et pour les transmettre automatiquement à une centrale (3) d'appels d'urgence raccordée par l'intermédiaire du réseau de communication (2).
  5. Dispositif (9) d'information des véhicules selon l'une des revendications précédentes, caractérisé en ce que le dispositif (9) d'information des véhicules possède une unité (17) de réception de position qui détermine les positions des colonnes (1) d'appels d'urgence associées et qui détermine l'écart effectif entre la position déterminée et la position connue de la colonne (1) d'appels d'urgence, le dispositif (9) d'information des véhicules étant conçu pour transmettre un signal différentiel de position dépendant de l'écart de position aux véhicules (11) situés dans la portée radio en tant qu'information utile permettant d'augmenter la précision de la position du véhicule déterminée dans le véhicule (11).
  6. Dispositif (9) d'information des véhicules selon l'une des revendications précédentes, caractérisé en ce que les informations utiles sont des informations de mesure de température, de vent, de qualité de l'air ou de bruit.
  7. Dispositif (9) d'information des véhicules selon l'une des revendications précédentes, caractérisé en ce que les informations utiles sont la situation météorologique, des indications sur les chantiers, les vitesses admissibles, des indications de déviation, des informations concernant les emplacements de stationnement, prescription de distance entre les véhicules successifs, des restrictions d'utilisation des voies de circulation par les véhicules, des informations concernant des destinations dans l'environnement (POI) ou des informations commerciales.
  8. Dispositif (9) d'information des véhicules selon l'une des revendications précédentes, caractérisé en ce que le dispositif (9) d'information des véhicules est conçu comme répéteur qui reçoit sans fil des informations utiles de dispositif (9) d'information des véhicules voisins et pour les réémettre ces informations reçues.
  9. Dispositif (9) d'information des véhicules selon l'une des revendications précédentes, caractérisé en ce que l'unité radio (14) est conçue pour communiquer des données par radio avec une unité radio correspondante d'au moins un véhicule situé dans la portée radio selon le protocole de communication WLAN.
  10. Procédé de transmission d'informations utiles pour le trafic routier dans un domaine spatial par émission sans fil d'informations utiles et/ou réception d'informations utiles vers ou depuis des véhicules situés à portée de réception radio d'une colonne (1) d'appels d'urgence, par un dispositif (9) d'information des véhicules incorporé dans une colonne (1) d'appels d'urgence ou monté sur une colonne (1) d'appels d'urgence, selon l'une des revendications précédentes, caractérisé par
    la détermination en fonction des informations utiles des véhicules (11) situés dans la portée de réception radio de la colonne (1) d'appels d'urgence qu'un véhicule situé dans la portée de réception radio de la colonne (1) d'appels d'urgence a traversé de manière non admise une chaussée située au niveau de la colonne (1) d'appels d'urgence et
    par la détection de passages non admis par réception de données de position sur la position effective des véhicules (11, 23a, 23b, 23c) situés dans la portée de réception radio de la colonne (1) d'appels d'urgence et sur la direction de déplacement des véhicules (11, 23a, 23b, 23c),
    la détection de passages non admis à proximité de la colonne (1) d'appels d'urgence s'effectuant en fonction de la position et de la direction de déplacement du véhicule (11, 23a, 23b, 23c) situé dans la portée radio de la colonne (1) d'appels d'urgence et de l'évolution connue de la chaussée, une émission sans fil d'un message d'avertissement au conducteur en contravention ayant lieu vers les véhicules (11, 23a, 23b, 23c) situés dans la portée radio en cas de détection d'un passage non admis.
  11. Procédé selon la revendication 10, caractérisé par la transmission des informations utiles reçues par un premier dispositif (9) d'information de véhicules d'une colonne (1) d'appels d'urgence à au moins un autre dispositif (9) d'information des véhicules d'une colonne d'appels d'urgence raccordée à la colonne (1) d'appels d'urgence par un réseau de communication (2) ou à une centrale de communication (8) raccordée au dispositif (9) d'information des véhicules de la colonne (1) d'appels d'urgence par l'intermédiaire du réseau de communication (2) et/ou la réception d'informations utiles depuis d'autres dispositifs (9) d'information des véhicules ou par une centrale de communication (8) et l'émission de ces informations d'au moins un dispositif (9) d'information de véhicule à une colonne (1) d'appels d'urgence.
EP13192712.1A 2012-11-14 2013-11-13 Dispositif d'information de véhicule et procédé de transmission d'informations utiles pour le trafic routier dans une zone Not-in-force EP2733688B1 (fr)

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DE201210110949 DE102012110949A1 (de) 2012-11-14 2012-11-14 Fahrzeuginformationseinrichtung, Fahrzeugkommunikationseinheit sowie Verfahren zur Übertragung von für den Straßenverkehr in einem räumlichen Gebiet nützlichen Informationen

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CN114360270B (zh) * 2021-07-26 2023-02-14 云南省交通规划设计研究院有限公司 不良天气影响高速公路最大容许速度研判方法与系统

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