EP1041527A1 - Systeme de gestion du trafic - Google Patents

Systeme de gestion du trafic Download PDF

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Publication number
EP1041527A1
EP1041527A1 EP99949338A EP99949338A EP1041527A1 EP 1041527 A1 EP1041527 A1 EP 1041527A1 EP 99949338 A EP99949338 A EP 99949338A EP 99949338 A EP99949338 A EP 99949338A EP 1041527 A1 EP1041527 A1 EP 1041527A1
Authority
EP
European Patent Office
Prior art keywords
vehicle
gate
communication device
side communication
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.)
Withdrawn
Application number
EP99949338A
Other languages
German (de)
English (en)
Inventor
Chiyuki Nippon T.M.I. Co. Ltd KANOH
Futaba Nippon T.M.I. Co. Ltd KOMATSU
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.)
Nippon TMI Co Ltd
Original Assignee
Nippon TMI Co Ltd
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 Nippon TMI Co Ltd filed Critical Nippon TMI Co Ltd
Publication of EP1041527A1 publication Critical patent/EP1041527A1/fr
Withdrawn legal-status Critical Current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
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
    • G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
    • G07B15/06—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems
    • G07B15/063—Arrangements for road pricing or congestion charging of vehicles or vehicle users, e.g. automatic toll systems using wireless information transmission between the vehicle and a fixed station
    • 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
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles

Definitions

  • the present invention relates to a vehicle passage management system performing passage management of a vehicle traveling on a toll road, such as a highway or the like, passage management of a vehicle coming in and out a pay parking lot, and passage management of a vehicle coming in and out a plant premises or so forth.
  • a toll road such as a highway or the like
  • passage management of a vehicle coming in and out a pay parking lot passage management of a vehicle coming in and out a plant premises or so forth.
  • the present invention relates to a communication system for vehicle identification suitable for use in such vehicle passage management system.
  • a toll causing gate can be identified by arranging a gate is arranged in an interchange as entrance and exit of the highway, and making a driver of the vehicle entering into the highway to get a toll ticket.
  • a gate is arranged in an interchange as entrance and exit of the highway, and making a driver of the vehicle entering into the highway to get a toll ticket.
  • toll is calculated on the basis of the toll ticket, and the toll is paid in cash, prepaid card, credit card or so forth.
  • toll is calculated by making the driver traveling thereon to get the toll ticket at the entrance gate and submit the toll ticket at the exit gate.
  • collection of toll is performed by the toller receiving the toll ticket or an automatic toll collection system.
  • a gate is arranged at the entrance and exit to issue a ticket to the driver of the vehicle entering thereinto to manage a parking fee.
  • settlement of the parking fee is performed by a fee collecting device installed at the exit gate using the ticket.
  • a method using a medium, such as toll ticket or the like and a method by the security guard is typical in the passage management of the vehicle coming in and out the particular road, site or so forth.
  • the former method is troublesome since handing of the medium, such as the toll ticket or so forth is required.
  • the later method relies on manpower, accuracy is insufficient, and difficulty is encountered in taking around the clock security.
  • a vehicle passage management system of a highway performing passage management of the vehicle of the highway by communication.
  • communication devices are provided in the gate of the highway and each vehicle, respectively to enable management with automatically identifying the vehicle passing through the gate, and in conjunction therewith, traveling zone can also be identified by communication to enable calculation of toll or so forth.
  • Such vehicle passage management system may also be installed in shoulder of the road to identify vehicle passing therethrough to obtain data, such as traffic volume.
  • the vehicle is identified by performing communication with the vehicle about passing the gate. Accordingly, with using this system, a communication system for identifying vehicle for detecting a vehicle, such as stolen vehicle or so forth.
  • An object of the present invention is to provide a vehicle passage management system which can make judgment whether passage of the vehicle is permitted or not and control passage of gate of a vehicle on the basis of the result of judgment by employing a double gate system.
  • an object of the present invention is to propose a communication system for identifying vehicle which can detect passage of a particular vehicle, such as a stolen vehicle, detect position of the stolen vehicle or so forth and detect passage history of the stolen vehicle or so forth which is dropped off with using the vehicle passing management system.
  • a vehicle passage management system managing a vehicle passing through a particular zone such as a toll road or the like, comprises:
  • the vehicle passage management system constructed as set forth above, a double gate system having a communication gate and a check gate are employed. Accordingly, for example, judgment whether entry into the toll road of the vehicle is permitted or not can be certainly performed before entry into the toll road.
  • the communication device of the vehicle is not in operation, the fast is announced to the driver in advance.
  • the gate further comprises a ticket issuing portion for issuing a ticket for entering into the particular zone for the vehicle inhibited entry into the particular zone by the check gate.
  • the vehicle passage management system comprises an exit road to return the vehicle inhibited entry into the particular zone, out of the particular zone.
  • the announcing means may be at least one of an indication lamp mounted on an operation surface of a driver's seat of the vehicle and an audio indication means mounted on the driver's seat.
  • Such announcing means may take a vehicular battery as a driving power source for turning ON and OFF according to turning ON and OFF of a vehicular accessory power source.
  • the vehicle side communication device is mounted on a back side surface of a number plate of the vehicle.
  • the outsider such as security guard or so forth, on the gate may check whether the vehicle side communication device is in operation or not, an indicator lamp indicating the fact is desirable mounted in the position visible from the outside.
  • the indicator lamp is desirably buried in a seal portion of the number plate in an externally visible state.
  • the indicator lamp may take a vehicular battery as a driving power source for turning ON and OFF according to turning On and OFF of the vehicular accessory power source.
  • the vehicle communication management system of the present invention is applicable as the vehicle passage management system in the parking lot or the vehicle passage management system for coming in and out the particular zone, such as a plant or the like.
  • the gate may be common in the entrance gate and the exit gate.
  • a typical vehicle side communication device to be employed in the vehicle passage communication system may comprise identification information storage portion storing an identification information of a vehicle installed the vehicle side communication device, a reception portion receiving a passage management information transmitted from the gate side communication device installed in the gate being passed, a received information storage portion capable of storing information received by the receiving portion and a transmitting portion transmitting information held in the identification information and the received information storage portion to the gate side communication device upon reception of a response demand signal from the gate side communication device.
  • the typical vehicle side communication device may comprise a transmitting portion transmitting the response demand signal and the passage management information to the vehicle side communication device of the vehicle passing through the gate, a receiving portion receiving the identification information of the vehicle transmitted by the vehicle side communication device in response to the response demand signal and the passage management information, a toll calculating portion calculating a toll of the vehicle passing through the gate on the basis of received information in the receiving portion and passage management information storage means for storing the calculated toll and the received information in the receiving portion with correspondence therebetween.
  • the transmitting portion in the gate side communication device may transmit the response demand signal again when reception failure of the transmission information of the vehicle side communication device passing through the gate.
  • the gate may further comprise image pick-up means for picking up image of the passing vehicle, and when information cannot be received from the side of the vehicle passing through the gate, image of the passing vehicle is picked up by the image pick-up means.
  • the gate further comprises toll collection device receiving payment of toll calculated by the toll calculating portion.
  • the vehicle passage management system may include a headquarter device, the gate side communication device installed in each of a plurality of the gates, and the vehicle side communication device installed in each of the vehicles, the passage management information of the passing vehicle received by the gate side communication device is concentrically managed on the side of the headquarter device.
  • a communication system for vehicle identification to be employed in a vehicle passage management system managing a vehicle passing through a gate arranged on a road or so forth comprises:
  • the gate side communication device may further comprise transmission control means for making a continuous transmission demand signal toward the vehicle side communication device of the vehicle via the transmitting portion of the gate side communication device when passage of the identification objective vehicle is detected.
  • the vehicle side communication device may comprise announcing signal control means for continuously transmitting or intermittently transmitting an announcing signal indicative that the vehicle is the identification objective vehicle bias the transmitting portion of the vehicle side communication device upon reception of the continuous transmission demand signal via the receiving portion of the vehicle side communication device.
  • the vehicle side communication device receiving the continuous transmission demand signal from the gate side continuously or intermittently transmit the announce signal indicative that the vehicle is the identification objective vehicle. Accordingly, by tracing the announce signal, the position of the identification objective vehicle can be quickly and accurately detected. For example, detection of the stolen vehicle or so forth becomes easy.
  • the vehicle side communication device is mounted on a back side surface of a number plate of the vehicle.
  • the outsider such as security guard or so forth, on the gate may check whether the vehicle side communication device is in operation or not, an indicator lamp indicating the fact is desirable mounted in the position visible from the outside.
  • the indicator lamp is desirably buried in a seal portion of the number plate in an externally visible state.
  • the indicator lamp may take a vehicular battery as a driving power source for turning ON and OFF according to turning On and OFF of the vehicular accessory power source.
  • the gate which provided with the gate side communication device as constituted may be portable. With taking the movable gate mounted on the vehicle or the like, vehicle identification can be performed at a desired site. Also, it is convenient for tracing or so forth of the stolen vehicle or the like.
  • the present invention employs a construction, in which the identification information storage portion and the received information storage portion are mounted on the device casing of the vehicle side communication device covered with a protecting member.
  • a protecting member for example, by analyzing the storage content by removing the storage portion from the illegally abandoned vehicle, dropped off vehicle or so forth, the owner and traveling history and so forth can be conveniently known.
  • Fig. 1 to Fig. 6 there is shown an embodiment, in which a vehicle passage management system according to the first invention of the present application is applied to a vehicle passage management of a highway.
  • Fig. 1 is a general constructional illustration of the shown embodiment of the vehicle passage management system.
  • each vehicle side communication device 20(m) can transmit an identification information 21(m) of the vehicle 2(m) and can receive gate information 11(n) capable of identifying the passed gate 10(n).
  • each gate side communication device 30(n) can receive the identification information 21(m) of the passing vehicle 2(m) and can transmit the gate information 11(n) for identifying the gate.
  • Figs. 2(A) and (B) are schematic block diagrams of the vehicle side communication device and the gate side communication device.
  • the vehicle side communication device 20(m) is constructed with a transmission and reception module 21, a microcomputer unit 22 having ROM and RAM and a vehicle mounted battery 23 as a power source.
  • the identification information 24 of the vehicle 2(m) is stored in ROM.
  • the transmission and reception module 21 receives a passage management information S1 transmitted from the gate side communication device 30(n). The received information is stored and held in RAM.
  • the transmission and reception module 21 is responsive to reception of a response demand signal R from the gate side communication device 30(n) to transmit the identification information 24 and the information held in RAM to the gate side communication device 30.
  • the gate side communication device 30 includes a transmission and reception module 31 transmitting the response demand signal R, the gate information 11 and the passage management information S toward the vehicle side communication device 20 of the vehicle 2 passing through the gate 10 and receiving vehicle identification information 24 and the passage management information S2 transmitted from the vehicle side communication device 20 in response to the response demand signal R, a microcomputer unit 32 having a toll calculating function calculating toll of the vehicle 2 passing the gate 10 on the basis of received information by the transmission and reception module 31, RAM storing the calculated toll and the received information with correspondence therebetween, and a power source 33.
  • the microcomputer unit 32 is connected to the side of the superior host computer 34.
  • a transmitting portion 32 in the gate side communication device 30 transmits the response demand signal R again to certainly perform communication with the passing vehicle.
  • the vehicle side communication device 20 is for transmitting the vehicle information for identifying the vehicle, it is preferable that the device cannot be arbitrarily removed by the driver. For this purpose, it is desirable to arrange the vehicle side communication device 20 in a portion of the number plate. On the other hand, the vehicle side communication device 20 has to be constantly set in a condition enabled for transmitting the vehicle identification information (namely, operating state) during driving of the vehicle.
  • the vehicular battery is used, and a power supply path for the communication device 20 is established in the condition where a key is inserted and turned into ON position of vehicular accessories.
  • a power supply path for the communication device 20 is established in the condition where a key is inserted and turned into ON position of vehicular accessories.
  • Fig. 3 there is shown an example of mounting of the vehicle side communication device 20 on the number plate of the vehicle.
  • a number plate 70 is constructed with a box shaped receptacle casing 71, a number plate body 73 mounted in a side surface opening 72 of the receptacle casing 71, a transmission and reception circuit board 74 and an antenna plate 75.
  • a transmission and reception module 76 is mounted on the surface of the transmission and reception circuit board 74, and also, a light emitting body 77, such as LED or the like which is illuminated while the transmission and reception circuit is in operative state, is mounted.
  • the light emitting body 77 is arranged at the same position as a seal 78 mounted on the number plate body 73 and is covered with the seal 78.
  • the seal 78 is formed of a transparent material. Accordingly, the light emitting body 77 can check illumination/extinction of the light emitting body 77 externally through the seal 78.
  • the receptacle casing 71 may be entirely formed of a non-conductive material, and, also, in order to provide directionality for the built-in antenna plate 75, it may be formed of non-conductive material easy to pass a radio wave only in part.
  • the built-in antenna plate 75 perse may be provided directionality. For example, as shown in Fig. 4, it is desirable to provide directionality in vertical direction.
  • Fig. 5 is a flowchart showing operation of the shown embodiment of the vehicle passage management system 3.
  • the vehicle passage management system 3 On the gate side, it is placed in vehicle waiting state and continuously effecting call (step ST1).
  • presence and absence of communication at the same frequency band is detected by performing carrier sensing (step ST2).
  • carrier sensing step ST2
  • communication at different vacant frequency is attempted.
  • the response demand signal R is transmitted (step ST3).
  • step ST4 when the control signal including the identification information 23 and the passage management information S2 are received from the side of the vehicle (step ST4), the gate information 11 of the gate is transmitted toward the vehicle (step ST5).
  • step ST14 On the gate side, when the gate information 11 is received from the gate side (step ST14), a confirmation signal indicative of reception is transmitted to the gate side (step ST15).
  • step ST6 On the side of the vehicle passing through the gate, when the confirmation signal is received (step ST6), it returns to reception waiting state again (step ST7). Similarly, even at the gate side, it returns to the waiting state (step ST16).
  • the vehicle side communication device 20 so as not to cause difficulty in recognition at the same frequency when a plurality of vehicles enter into the gate in series, carrier sensing is performed with the gate side before performing communication, to perform communication with automatically switching to a vacant channel frequency. Accordingly, even when a plurality of vehicles are in series, communication with each vehicle can be performed certainly.
  • announcing means for announcing the condition is desirably arranged in an operating portion of a driver's seat.
  • the announcing means may be an indicator lamp mounted on an operation surface of the driver's seat of the vehicle or a audio indication means, such as speaker or the like, mounted on the driver's seat. Of course, both of these may be provided.
  • Such announcing means mat take the vehicular battery as a driving power source so that it is turned ON and OFF according to ON and OFF of in-vehicle accessory power source.
  • each gate 10(n) is a double gate system.
  • each gate 10(n) has a communication gate 30A and a checking gate 30B.
  • the communication gate 30A has the gate side communication device 30(n) of the construction set forth above for transmitting and receiving the gate information and the vehicle identifying information with the passing vehicle.
  • the check gate 30B is located at the frontal side of the communication gate in vehicle traveling direction, and when transmission and reception of the gate information and the vehicle identification information in the communication data is not performed properly, entry of the vehicle into the toll road 1 is inhibited.
  • each gate is the double gate system. With this construction, it can announce that the vehicle side communication system is not in operation.
  • an exit road 30C is provided for returning the vehicle which cannot enter the highway to the open road from the check gate 30B.
  • a gate 30E having a ticket issuing machine issuing an entry ticket to the highway, even the vehicle causing failure of the communication device may use the highway in normal manner of use.
  • the foregoing discussion is the embodiment, in which the present invention is applied to the passage management system of the highway.
  • the present invention is equally applicable as the passage management system of the vehicle in a parking lot.
  • the invention is equally applicable for the passage management system for the vehicle coming in and out to particular area, such as factory site or so forth.
  • Fig. 7 shows an overall construction of the shown embodiment of a communication system for identification of a vehicle.
  • a vehicle identifying communication system 400 is constructed with a gate side communication device 104 installed in a gate 103 arranged on a shoulder of a road 102, and a vehicle side communication device 1056 installed in each vehicle 105.
  • Each vehicle side communication device 106 can transmit an identification information 5S of the vehicle 105 and can receive gate information 3S capable of identifying the passed gate 103.
  • Each gate side communication device 104 can receive the identification intonation 5S of the passing vehicle 105 and can transmit the gate information 3S for identifying the gate.
  • the gate side communication device 104 has a transmission and reception module 41, a microcomputer unit 42, a power source 43 of the device, a superior host computer 44 connected to the microcomputer unit 42 and a display device 45.
  • the transmission and reception module 41 transmits the response demand signal R directed to the vehicle side communication device 106 of the vehicle 105 passing through the gate 103, the gate identification information 3S and the passage management information S1 and receives the vehicle identification information 5S and the passage management information S2 transmitted from the vehicle side communication device 106.
  • RAM for storing the passage management information, such as passing date, time and so forth of the vehicle 105 passing through the gate 103, with correspondence to reception information, on the basis of the reception information in the transmission and reception module 41, ROM having a storage region of the gate identification information 3S and a storage region of control program or so forth, and CPU performing control for respective portions.
  • a storage region storing an identified vehicle information list storing the identification information of the identification objective vehicles is formed.
  • the identified vehicle information list is supplied from the side of the host computer, for example.
  • the microcomputer unit 42 has a judgment function for making judgment whether the identification information 5S of the passing vehicle 105 received via the transmission and reception module 41 appears on the identified vehicle information list or not under control of CPU.
  • an announcing function for announcing the fact when the passing vehicle 5 is judged as the vehicle appearing on the identified vehicle information list.
  • the signal indicative of passing of the vehicle as object for identification is received from the microcomputer unit 42, the fact is displayed on a display screen of the display device 45 for providing alarm to an operator.
  • a transmission control function transmitting a continuous transmission demand signal R1 to the vehicle side communication device 106 of the vehicle via the transmission and reception module 41 of the gate side communication device 4, when the microcomputer unit 42 of the gate side communication device 104 further detects passing of the identification objective vehicle.
  • the vehicle side communication device 106 is constructed with a transmission and reception module 61, a microcomputer unit 62 and a vehicular battery 63 as a power source.
  • the microcomputer unit 62 includes a data transmitting and receiving IC 621, CPU 622, EEP-ROM 623, D-RAM 624, an interface portion 625 with peripheral devices, and so forth.
  • the identification information 5S of the vehicle 105 is stored in EEP-ROM 623.
  • the passage management information received via the transmission and reception module 61 is also stored and held in EEP-ROM 623.
  • the response demand signal R is received via the transmission and reception module 61
  • the vehicle identification information 5S and the passage management information S2 held in the EEP-ROM 623 are transmitted to the gate side communication device 4 via the transmission and reception module 61.
  • the microcomputer unit 62 of the vehicle side communication device 106 has an announcing signal transmission control function for continuously or intermittently transmitting an announcing signal WS indicative that the vehicle 5 is the identification objective vehicle via the transmission and reception module 61 of the vehicle side communication device 106 when the continuous transmission demand signal R1 is received via the transmission and reception module 61 of the vehicle side communication device 6.
  • the vehicle communication device 106 is adapted to transmit the vehicle identification information 5S for identifying the vehicle, it is desirable to arranged on a portion of the number plate so that it may not be subject to arbitrary removal or so forth on the side of the driver.
  • the vehicle side communication device 20 has to be constantly set in a condition enabled for transmitting the vehicle identification information (namely, operating state) during driving of the vehicle.
  • the vehicular battery is used, and a power supply path for the communication device 106 is established in the condition where a key is inserted and turned into ON position of vehicular accessories.
  • Fig. 10 is a flowchart showing operation of the shown embodiment of the vehicle identification communication system 400.
  • step ST201 On the side of gate 103, it is placed in vehicle 105 waiting state and continuously effecting call (step ST201). In this transmitting operation, presence or absence of communication at the same frequency band is detected by performing carrier sensing (step ST202). When communication is present, communication at different vacant frequency is attempted. When communication at the same frequency band is absent, the response demand signal R is transmitted (step ST203).
  • the vehicle side communication device 106 of the vehicle 105 passing through the gate 103 performs carrier sensing (step ST212) to transmit the identification information 5S, the passage management information S2 and so forth of the vehicle 5 to the gate side communication device 4 at a wavelength of the vacant frequency band (step ST213).
  • the gate information 3S of the gate 103 is transmitted toward the vehicle side communication device 106 (step ST205).
  • the vehicle side communication device 106 Upon reception of the gate identification information 3S from the gate side communication device 4(step ST 214), the vehicle side communication device 106 transmits the confirmation signal indicative of reception, to the gate side communication device 104 (step ST215). Upon reception of this confirmation signal (step St206), the vehicle side communication device 106 of the vehicle 105 passing through the gate 103 returns to the waiting state again (step ST207). Similarly, even the gate side communication device 104 returns to the waiting state (step ST216).
  • the vehicle side communication device 106 so as not to cause difficulty in recognition at the same frequency when a plurality of vehicles enter into the gate in series, carrier sensing is performed with the gate side before performing communication, to perform communication with automatically switching to a vacant channel frequency. Accordingly, even when a plurality of vehicles are in series, communication with each vehicle can be performed certainly.
  • Fig. 11 there is shown a general flowchart of judgment operation of the identification objective vehicle to be performed at every time of passing of the vehicle in the gate side communication device 104.
  • the identification information of the identification objective vehicle is stored in D-RAM 624 in a form of list.
  • interrupt process of judgment operation is executed to perform judgment whether the received vehicle identification information 5S matches with the vehicle identification information contained in the stored identification objective vehicle list (step ST221).
  • the fact is announced to the host computer 44.
  • an alarm display of the fact is performed (step ST222).
  • the continuous transmission demand signal R1 is transmitted via the transmission and reception module 41 toward the vehicle side communication device 106 of the passed vehicle 105 (step ST223).
  • step 231 On the side of the vehicle side communication device 105 of the vehicle 105, upon reception of the continuous transmission demand signal R1 (step 231), it continues transmission of the alarm signal WR indicative that the vehicle 105 is the identification objective vehicle (step ST 232), and other operation is forcedly placed in enabled condition.
  • the gate 103 is installed on the roadside.
  • the gate 103 may be portable type.
  • identifying operation of the passing vehicle can be performed at desired site.
  • the vehicle continuously transmitting the alarm signal WR can be traced, the stolen vehicle or so forth can be quickly found.
  • the gate is the double gate system to perform communication with the vehicle in the first gate and make judgment whether entry into the highway, parking lot or particular zone is permitted or not on the basis of the result of communication, in the second gate.
  • toll can be calculated on the basis of the gate information stored in each vehicle in the exit gate.
  • information of the vehicle entering through the gate and the time are stored.
  • parking time is calculated to perform settlement process of the parking fee can be performed automatically.
  • entry of the vehicle can be prevented to certainly perform management.
  • announcing means whether the communication device is operating state or not, is arranged. Upon coming into the highway or so forth, the driver feels discomfort when confirmation can be made. Such discomfort can be resolved.
  • the communication system for vehicle identification to be used in the vehicle passage management system according to the second invention of the present application the function for transmitting the identification information of the vehicle is provided, and for storing the gate information identifying the gate.
  • a function for receiving the vehicle identification information transmitted by the passing vehicle and transmitting the gate information identifying the gate is provided.
  • the identification objective vehicle list is preliminarily stored. Judgment whether the received vehicle identification information is the identification objective vehicle or not.
  • the vehicle such as stolen vehicle or so forth can be quickly and accurately identified.
  • the identification objective vehicle passes, a demand for continuously or intermittently transmitting an alarm signal is issued to the vehicle side communication device of the vehicle. Subsequently, the alarm signal is continuously or intermittently transmitted from the vehicle side communication device. Accordingly, on the basis of the alarm signal, the position of the identification objective vehicle can be easily found.
  • the storage portion storing the vehicle identification information and the passage management record is mounted and secured on the device casing in the condition covered by the protective member. Accordingly, by analyzing the storage content by removing the storage portion from the illegally abandoned vehicle, dropped off vehicle or so forth, the owner and traveling history and so forth can be conveniently known.
EP99949338A 1998-10-22 1999-10-20 Systeme de gestion du trafic Withdrawn EP1041527A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
WOPCT/JP98/04800 1998-10-22
PCT/JP1998/004800 WO2000023964A1 (fr) 1998-10-22 1998-10-22 Systeme de commande de passage d'un vehicule
PCT/JP1999/005807 WO2000023961A1 (fr) 1998-10-22 1999-10-20 Systeme de gestion du trafic

Publications (1)

Publication Number Publication Date
EP1041527A1 true EP1041527A1 (fr) 2000-10-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP99949338A Withdrawn EP1041527A1 (fr) 1998-10-22 1999-10-20 Systeme de gestion du trafic

Country Status (3)

Country Link
EP (1) EP1041527A1 (fr)
KR (1) KR20010033508A (fr)
WO (2) WO2000023964A1 (fr)

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EP1126417A1 (fr) * 2000-02-15 2001-08-22 Sumitomo Electric Industries, Ltd. Système d'aide de voyage et système de contrôle d'entrée d'un véhicule

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JP2915748B2 (ja) * 1993-06-17 1999-07-05 三菱重工業株式会社 有料道路の料金収受システム
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JPH10105874A (ja) * 1996-10-01 1998-04-24 Omron Corp 車両阻止装置
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1126417A1 (fr) * 2000-02-15 2001-08-22 Sumitomo Electric Industries, Ltd. Système d'aide de voyage et système de contrôle d'entrée d'un véhicule

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Publication number Publication date
WO2000023961A1 (fr) 2000-04-27
WO2000023964A1 (fr) 2000-04-27
KR20010033508A (ko) 2001-04-25

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