JP2009020774A - Information transmission method, information reception method, information transmission/reception method, information transmitter-receiver, and information gathering system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To control a drive recorder, a surveillance camera on road and the like for effectively gathering information useful for solution of an accident, an incident, a crime and the like. <P>SOLUTION: When a vehicle 1<SB>1</SB>causes an accident, image information of the drive recorder built in an on-vehicle device 10<SB>1</SB>is fixed, while a wireless call number WCN and a request signal REQ for photographed image data DATA are output to a vehicle 1 in the neighborhood and a fixed device 20 by DSRC (Dedicated Short Range Communication). An onboard device 10<SB>2</SB>of another vehicle 1<SB>2</SB>and the fixed device 20 receiving the request signal REQ read image information of their own drive recorders and transmit the read image data DATA along with their own wireless call numbers WCN by the DSRC. An onboard device 10<SB>1</SB>of the vehicle 1<SB>1</SB>causing the accident stores the received wireless call numbers WCN and the image data DATA. The onboard device 10<SB>1</SB>transfers the stored wireless call numbers WCN and the like to an information gathering computer 3 via a communication network 4. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention uses a system called DSRC (Dedicated Short Range Communication) that performs very short-distance communications using radio waves, and collects and stores video information on the scene in the event of an accident or incident from various angles. It is related to the technology.

  DSRC is a system that performs wireless communication over a very short distance between a wireless device (roadside device) installed on the road side and a wireless device (on-vehicle device) installed on the vehicle side mainly assuming use in automobiles. It is. Originally developed as an automatic toll payment system (ETC) for highways, it is now expected to be applied not only to ETC but also as a technology for realizing services in which cars and surrounding facilities cooperate. As application examples of this DSRC, payment of parking lots, grasping of usage conditions, management of delivery trucks in logistics, payment of charges at a gas station or fast food drive-through, etc. are considered.

  On the vehicle side, in addition to DSRC on-board devices such as ETC, a drive recorder is increasingly installed for the purpose of speeding up and accuracy of post-processing of accidents. The drive recorder is an automotive version of a flight recorder mounted on an aircraft. A video camera is attached to the windshield of the vehicle, and it automatically detects emergency situations such as shocks, sudden braking, and sudden steering, for a certain period before and after detection. The video information and the traveling data are stored and held in a nonvolatile memory of the vehicle-mounted device body.

JP 2002-49988 A

  In Patent Document 1, in an information providing system configured by a plurality of roadside devices installed along a road and a vehicle traveling on the road, the roadside device autonomously determines whether or not information is distributed to the vehicle. Thus, there is described an information providing method for realizing information distribution when a vehicle accident occurs and information distribution when large-scale information is requested from a vehicle. In this information provision system, a roadside machine is equipped with a camera, detects the impact sound at the time of an accident, detects the occurrence of a vehicle accident, and distributes information on the occurrence of the accident to vehicles along the line. ing.

  However, since the storage of accident information by the drive recorder is performed only by the drive recorder mounted in the car of the party who caused the accident, the information may be insufficient.

  In recent years, a wide variety of crimes have been on the rise, and there are an increasing number of places where surveillance cameras are installed on the streets, stores, houses, etc., but the behavior of unrelated people will always be monitored. The pros and cons of installing surveillance cameras are the subject of debate.

  Furthermore, in recent years, there have been many accidents and incidents involving cars, including accidents caused by drunk driving, but as effective means for clearance, witness testimony, reports from witnesses, automatic reading of limited numbers of cars At present, it is necessary to rely on a device (hereinafter referred to as “N system”) or the like. However, there is a problem that it is difficult to obtain information on roads with little traffic, accidents and incidents at night, and it is difficult to determine vehicles.

  The present invention is installed in a drive recorder, a road recorder, a store, etc. mounted on a car using DSRC in the event of an accident, incident, crime, etc. The purpose is to collect information useful for solving accidents, incidents, crimes, etc. by controlling surveillance cameras.

  The information transmission method of the present invention is such that when an information communication apparatus having a wireless narrowband communication function and a drive recorder function receives a transmission request from another information communication apparatus by narrowband communication, The video information collected by the drive recorder together with the call number is transmitted to the other information communication apparatus using the narrow area communication function.

  In addition, the information receiving method of the present invention is such that when an information communication device having a wireless narrowband communication function and a drive recorder function detects an abnormal situation by the drive recorder, other information is transmitted by the narrowband communication. It is characterized in that a transmission request is transmitted to a communication device, and a radio call number and video information transmitted from another information communication device in response to the transmission request are received and recorded.

  Furthermore, the present invention provides an information transmission / reception method between information communication apparatuses having a narrow-band communication function and a drive recorder function using radio, and one information communication apparatus detects an abnormal situation by its own drive recorder. Sometimes, a transmission request is transmitted to another information communication device by the narrow area communication, and a radio call number and video information transmitted from the other information communication device are received and recorded in response to the transmission request. When the other information communication device receives a transmission request from the one information communication device by the narrow-area communication, the narrow-area communication function receives the video information collected by its own drive recorder together with its own wireless call number. It is characterized in that it is configured to transmit to the one information communication device using

  In the present invention, the radio call number used in the narrow-area communication using radio and the video information of the drive recorder are transmitted as a set or received and recorded. Thereby, there is an effect that it is possible to effectively collect information useful for solving accidents, incidents, crimes and the like.

  The above and other objects and novel features of the present invention will become more fully apparent when the following description of the preferred embodiment is read in conjunction with the accompanying drawings. However, the drawings are for explanation only, and do not limit the scope of the present invention.

FIG. 1 is a configuration diagram of a monitoring information collection system showing Embodiment 1 of the present invention.
This monitoring information collection system is installed in an in-vehicle device 10 _i mounted on a vehicle 1 _i (i = 1, 2,...) Such as a passenger car, a bus, a truck, and the roadside along the road 2, a store, a house, etc. A security device, a security camera, a fixed device 20 _j (j = 1, 2,...), An information management computer 3, and a communication network 4 that connects each fixed device 20 _j to the computer 3. . During the in-vehicle apparatus 10 _i, and between the vehicle-mounted device 10 _i and the fixed unit 20 _j is adapted to bidirectionally communication is performed wirelessly by DSRC. A device-specific wireless call number (WCN) is assigned to the in-vehicle device 10 _i and the fixed device 20 _j that perform wireless communication by DSRC.

FIG. 2 is a configuration diagram illustrating an example of the in-vehicle device in FIG.
This in-vehicle device 10 has a DSRC function and a drive recorder function, and includes a video camera 11, a video recording unit 12, an impact detection unit 13, and a control unit 14 as a drive recorder function. The video camera 11 is attached to, for example, a windshield of a vehicle, and constantly shoots the situation in front of the vehicle. The video recording unit 12 records the latest video information of a certain time taken by the video camera 11. It is. The impact detection unit 13 detects an impact caused by a collision, rear-end collision, sudden braking, sudden handle, etc., and the control unit 14 controls the operation of the video recording unit 12 according to the presence or absence of a detection signal from the impact detection unit 13. It is something to control.

  That is, the control unit 14 instructs the video recording unit 12 to perform a normal recording operation when the detection signal from the impact detection unit 13 is not output. Accordingly, the video recording unit 12 records video information captured by the video camera 11 using a certain storage capacity. When the storage capacity is full, old video information is erased and new video information is written, and for example, the latest video information for 30 seconds is always recorded.

  On the other hand, when the detection signal from the impact detection unit 13 is output, the control unit 14 instructs the video recording unit 12 to stop the recording operation. As a result, the video recording unit 12 continues the recording of new video information for 10 seconds, for example, and then stops the video information recording operation. As a result, the video recording unit 12 stores and stores 20-second video information before impact detection and 10-second video information after impact detection. Even if the in-vehicle device is destroyed due to the impact of an accident, a nonvolatile memory is used so that the video information recorded in the video recording unit 12 is not lost.

  Further, the in-vehicle device 10 includes a control unit 14 as a DSRC function, a transmission / reception unit 15, an antenna 16, and a video data storage unit 17.

  The transmission / reception unit 15 converts the transmission data given from the control unit 14 into a radio signal and transmits it from the antenna 16, and converts the radio signal received by the antenna 16 into reception data and outputs it to the control unit 14 It is. The video data storage unit 17 stores video data received from other in-vehicle devices 10 and fixed devices 20.

  When the detection signal is output from the impact detection unit 13, the control unit 14 serving as the DSRC function, with respect to the other in-vehicle device 10 and the fixed device 20 existing in the DSRC area, the video imaged with the wireless call number WCN. It has a function of outputting a request signal REQ requesting transmission of data DATA, and writing the wireless call number WCN received from the other in-vehicle device 10 or the fixed device 20 in the video data storage unit 17. Furthermore, when the control unit 14 receives a request signal REQ requesting transmission of the video data DATA from another in-vehicle device 10 or the fixed device 20, the control unit 14 reads the video information of the video recording unit 12 and determines its own wireless call number WCN. It has the function to transmit with.

  The configuration of the fixing device 20 in FIG. 1 is basically the same as that in FIG. However, in the fixing device 20, in addition to the components shown in FIG. 2, a function of connecting to the computer 3 via the communication network 4 and transmitting the wireless call number WCN and video data DATA is added. Further, a manual emergency switch may be provided in place of the impact detection unit 13.

Next, the operation of the monitoring information collection system in FIG. 1 will be described.
For example, as shown in FIG. 1, it is assumed that a vehicle ₁₁ has a collision accident. The impact of the accident, the detection signal to the control unit 14 from the vehicle-mounted device 10 ₁ of the impact detecting unit 13 is outputted, stop the recording operation is instructed to the image recording unit 12 from the control unit 14. Accordingly, the video recording unit 12 continues to record new video information for 10 seconds, and then stops the video information recording operation. As a result, the video recording unit 12 stores and stores video information for 20 seconds before the impact detection and video information for 10 seconds after the impact detection.

  Further, the control unit 14 outputs a request signal REQ for requesting transmission of the wireless call number WCN and the captured video data DATA to the other in-vehicle device 10 and the fixed device 20 to the transmission / reception unit 15. The request signal REQ is transmitted as a DSRC radio signal to the nearby fixed device 20 and other in-vehicle devices 10.

In the request signal REQ other vehicle device of a vehicle 1 ₂ receiving 10 _2, reads the video information of the control unit 14 is the image recording unit 12 in response to the request signal received by the transceiver unit 15 reads the self-image data DATA and As a DSRC radio signal.

  Further, in the fixing device 20 in the vicinity that has received the request signal REQ, the control unit reads the video information of the video recording unit in accordance with the request signal received by the transmission / reception unit, and the read video data DATA together with its own wireless call number WCN. Transmit as a DSRC radio signal. Further, the fixing device 20 transmits the video data DATA and the wireless call number WCN to the computer 3 via the communication network 4.

In the vehicle-mounted device 10 ₁ of the vehicle _{1 1} had an accident, receives a radio call number WCN and video data DATA sent by DSRC radio signal from the vehicle-mounted device 10 ₂ of other vehicles _{1 2} traveling near video The data is stored in the data storage unit 17. Furthermore, the vehicle-mounted device 10 _1, the radio call number WCN video data DATA stored in video data storage unit 17, and before and after collision, which is stored in the video recording unit 12 the video information, fixed in the vicinity of a DSRC radio signal The data is transmitted to the device 20 and a transfer to the computer 3 is requested.

  As described above, the monitoring information collecting system according to the first embodiment is not limited to the video information of the drive recorder of the accident vehicle, but also the video information and the vicinity of the drive recorder other than the accident vehicle that was running near the accident site when the accident occurred. The video information photographed by the fixing device 20 can also be obtained. Furthermore, since the video information is transferred to the computer 3, there is an advantage that information useful for solving an accident or the like can be collected quickly and effectively.

  FIG. 3 is a configuration diagram of a monitoring information collection system showing Embodiment 2 of the present invention, and common elements to those in FIG. 1 are denoted by common reference numerals.

As in FIG. 1, this monitoring information collection system includes an in-vehicle device 10 _i mounted on a vehicle 1 _i such as a passenger car, a bus, and a truck, and a security camera installed on a roadside along a road 2, a store, a house, etc. , A fixed device 20 _j such as a monitoring camera, an information management computer 3, and a communication network 4 connecting each fixed device 20 _j and the computer 3.

In FIG 3, it shows the situation when the accident occurs in the fixing device 20 _1.
For example, an emergency switch of the fixation device 20 ₁ by the discoverer of the accident is pushed, the DSRC radio signal from the stationary device 20 _1, the request signal REQ requesting the transmission of the video data DATA captured the radio call number WCN output Is done.

Vehicle device 10 ₁ of the vehicle _{1 1} traveling around that has received the request signal REQ, the in-vehicle device 10 ₂ of the vehicle _{1 2,} respectively reads the video information of the video recording unit 12, the read video data DATA of self wireless A DSRC radio signal is transmitted together with the call number WCN.

DSRC radio signal transmitted from each vehicle ₁ 1, _{1 2} of the vehicle-mounted device ₁₀ 1, 10 _2, together with the received fixed apparatus ₂₀ 1, 20 ₂ in the vicinity, is stored in the video data storage unit, the communication network 4 is transmitted to the computer 3 via 4.

  As described above, the monitoring information collecting system according to the second embodiment is not limited to the video information of the fixing device such as the security camera or the monitoring camera, but also the drive recorder of the vehicle that was running near the accident site when the accident or incident occurred. Since the video information can be obtained, and the video information is transferred to the computer 3, there is an advantage that information useful for solving an accident or the like can be collected quickly and effectively.

  FIG. 4 is a configuration diagram of a monitoring information collection system showing Embodiment 3 of the present invention. Elements common to those in FIG. 1 are denoted by common reference numerals.

As in FIG. 1, this monitoring information collection system includes an in-vehicle device 10 _i mounted on a vehicle 1 _i such as a passenger car, a bus, and a truck, and a security camera installed on a roadside along a road 2, a store, a house, etc. In addition to a fixed device 20 _j such as a surveillance camera, a computer 3 for information management, and a communication network 4 connecting each fixed device 20 _j and the computer 3, an alarm device or alarm buzzer carried by a pedestrian or the like The mobile device 30 is configured.

FIG. 5 is a block diagram showing an example of the portable device in FIG.
The portable device 30 includes an emergency switch (SW) 31, a buzzer (BUZ) 32, a control unit 33, a transmission / reception unit 34, an antenna 35, and a video data storage unit 36. The emergency switch 31 is pressed by the owner who discovers an accident or feels danger to sound the buzzer 32. The control unit 33 sounds the buzzer 32 when the emergency switch 31 is pressed, and requests the in-vehicle device 10 and the fixed device 20 existing in the DSRC area to transmit the radio call number WCN and the captured video data DATA. It has a function of outputting a request signal REQ and writing the wireless call number WCN received from the in-vehicle device 10 or the fixed device 20 into the video data storage unit 36.

  The transmission / reception unit 34 converts the transmission data given from the control unit 33 into a DSRC radio signal and transmits it from the antenna 35, and converts the DSRC radio signal received by the antenna 35 into reception data and outputs it to the control unit 33. To do. The video data storage unit 36 stores video data received from the in-vehicle device 10 or the fixed device 20.

  In this monitoring information collection system, when a pedestrian or the like finds an accident or feels danger, when the emergency switch 31 of the portable device 30 to be carried is pressed, the control unit 33 sounds the buzzer 32 and the control unit 33, a request signal REQ requesting transmission of the radio call number WCN and the captured video data DATA is output to the in-vehicle device 10 and the fixed device 20 existing in the DSRC area via the transmission / reception unit 34 and the antenna 35. The

  The in-vehicle device 10 of the vehicle 1 traveling in the vicinity of receiving the request signal REQ and the fixing device 20 in the vicinity read the video information of the video recording unit, respectively, and read the video data DATA together with its own wireless call number WCN as a DSRC radio signal. Send with.

  The DSRC radio signal transmitted from the in-vehicle device 10 or the fixed device 20 is received by the portable device 30 and stored in the video data storage unit 36. Further, the DSRC radio signal transmitted from the in-vehicle device 10 is received by the fixed device 20 and transmitted to the computer 3 through the communication network 4 together with the video information of the fixed device 20 and the wireless call number WCN.

  As described above, the monitoring information collecting system according to the third embodiment is configured such that when a pedestrian encounters an accident or an incident, the video information of the drive recorder of the vehicle that is running near the site, the nearby monitoring camera, or the security camera. The video information can be obtained, and since the video information is transferred to the computer 3, there is an advantage that information useful for solving an accident or the like can be collected quickly and effectively.

FIG. 6 is a configuration diagram of a monitoring information collection system showing Embodiment 4 of the present invention.
This monitoring information collection system performs DSRC wireless communication between the in-vehicle device 10A mounted on the vehicle 1 and the fixed device 20A, and collects the wireless call number WCN of the in-vehicle device 10A. The in-vehicle device 10A has, for example, the same configuration as that shown in FIG. 2, but may have only the DSRC function by omitting the drive recorder function in FIG. That is, it is only necessary to have a function of transmitting the wireless call number WCN in response to the request signal REQ by the DSRC wireless signal from the fixed device 20A.

  On the other hand, the fixing device 20A includes an antenna 21, a transmission unit 22, a reception unit 23, an encryption unit 24, a clock unit 25, a recording unit 26, and a data reading unit 27. The transmission unit 22 outputs a request signal REQ for requesting transmission of the wireless call number WCN to the in-vehicle device 10A existing in the vicinity. The receiving unit 23 receives the wireless call number WCN transmitted from the in-vehicle device 10A, and the encryption unit 24 outputs the wireless call number WCN of the in-vehicle device 10A received by the receiving unit 23 and the clock unit 25. The date and time are encrypted. The recording unit 26 records the encrypted wireless call number WCN, date and time. Further, the data reading unit 27 reads the encrypted wireless call number WCN or the like recorded in the recording unit 26, decrypts it to the original wireless call number WCN or the like using the decryption key KEY, and outputs it.

  In this monitoring information collection system, when the vehicle 1 enters the DSRC area of the fixed device 20A, a request signal REQ requesting transmission of the wireless call number WCN is transmitted from the fixed device 20A by a DSRC radio signal. When the in-vehicle device 10A transmits its own wireless call number WCN in response to the request signal REQ, the fixed device 20A adds the time information of the date and time to the received wireless call number WCN, encrypts it, and records it in the recording unit 26. .

  The wireless call number WCN and the like encrypted and recorded in the recording unit 26 can be read by a person who has the qualification to read out by decrypting it to the original wireless call number WCN by using the decryption key KEY.

  As described above, the monitoring information collection system of the fourth embodiment can collect the wireless call number WCN of the in-vehicle device 10A mounted on the vehicle 1 that has passed through the vicinity of the fixed device 20A. There is an advantage that information effective for investigation can be collected quickly and effectively. Furthermore, since the collected wireless call numbers WCN are encrypted and recorded, only qualified persons having the decryption key KEY can read them, and personal information can be protected. Even if the recorded data is leaked, it is only the wireless call number WCN, so that it is impossible to identify an individual with that information alone, and the confidentiality is high.

  FIG. 7 is a configuration diagram of the monitoring information collection system showing the fifth embodiment of the present invention. Elements common to those in FIG. 6 are denoted by common reference numerals.

  This monitoring information collection system performs DSRC wireless communication between the in-vehicle device 10A mounted on the vehicle 1 and the fixed device 20B, collects the radio call number WCN of the in-vehicle device 10A, and takes a picture of the vehicle 1 Is. The in-vehicle device 10A has the same configuration as that of FIG. On the other hand, the fixing device 20B is provided with a camera for taking a picture of the vehicle 1 in the fixing device 20A shown in FIG. 6, and the image data taken by the camera, the wireless call number WCN received from the in-vehicle device 10A, and the clock unit A data transmission unit for transmitting 25 time information and the like to the computer 3 via the communication network 4 is provided.

  In this monitoring information collecting system, when the vehicle 1 enters the DSRC area of the fixed device 20B, the camera of the fixed device 20B takes a picture of the vehicle 1, and the wireless call number WCN is transmitted from the fixed device 20B by a DSRC radio signal. Is sent a request signal REQ requesting transmission of. When the in-vehicle device 10A transmits its own wireless call number WCN in response to the request signal REQ, the fixed device 20B adds the date and time information and the captured image data of the vehicle 1 to the received wireless call number WCN. The data is transmitted to the computer 3 via the communication network 4. Further, these pieces of information are encrypted and recorded in the internal recording unit 26. The encrypted information may be transmitted to the computer 3.

  The wireless call number WCN and the like encrypted and recorded in the recording unit 26 can be read by a person who has the qualification to read out by decrypting it to the original wireless call number WCN by using the decryption key KEY.

  As described above, the monitoring information collection system according to the fifth embodiment takes a picture of the vehicle 1 that has passed through the vicinity of the fixed device 20B, and sets the wireless call number WCN of the in-vehicle device 10A mounted on the vehicle 1. Since the information can be collected, in addition to the advantages similar to those of the fourth embodiment, there is an advantage that information more effective for the investigation of the stolen vehicle can be collected quickly and effectively.

FIG. 8 is a configuration diagram of a monitoring information collection system showing Embodiment 6 of the present invention.
This monitoring information collection system includes a plurality of roadside devices 41 connected to the public communication network 5, a plurality of N systems 42 connected to the information collection computer 3 via the closed communication network 6, and an automatic speed control device 43. The computer 3 is connected to the public communication network 5.

  The roadside machine 41, for example, performs DSRC wireless communication with the in-vehicle device 10A mounted on the vehicle 1 and collects the radio call number WCN of the in-vehicle device 10A, like the fixed device 20A in FIG. It is.

  The N system 42 is obtained by adding a DSRC wireless communication function to a conventional N system for photographing a license plate of a vehicle. That is, for example, the N system 42 performs DSRC wireless communication with the in-vehicle device 10A mounted on the vehicle 1 in the same manner as the fixing device 20B in FIG. At the same time, the image including the license plate of the vehicle 1 is photographed, and the image data and the wireless call number WCN are collected in association with each other.

  The automatic speed control machine 43 is obtained by adding a DSRC wireless communication function to a conventional automatic speed control machine that photographs a license plate of a vehicle whose speed limit is over. That is, the automatic speed regulator 43 combines the N system 42 with an automobile speed detector, and when detecting the vehicle 1 that travels exceeding a predetermined speed, the automatic speed regulator 43 communicates with the in-vehicle device 10A mounted on the vehicle 1. DSRC wireless communication is performed between them to obtain the radio call number WCN of the in-vehicle device 10A, and the image including the license plate of the vehicle 1 is photographed, and the traveling speed, image data, and radio call number WCN at that time are obtained. It is collected in association with each other.

  The computer 3 reads the wireless call number WCN collected by the roadside device 41 via the public communication network 5 and reads the information collected by the N system 42 and the automatic speed control device 43 via the closed communication network 6. . Information from the roadside machine 41, the N system 42 and the automatic speed control machine 43 to the computer 3 is transferred in an encrypted state and can be decrypted in the computer 3 to maintain data confidentiality. it can.

  In this monitoring information collection system, the roadside machine 41 collects information on the wireless call number WCN of the vehicle 1 that has passed a specific location and the passage date and time. In addition, the N system 42 collects information on the radio call number WCN, the number plate, and the passage date and time of the vehicle 1 that has passed a specific location. Further, the automatic speed control machine 43 collects information on the wireless call number WCN, the license plate, the date and time of passage, and the traveling speed at that time of the vehicle 1 that has passed a specific part at a high speed exceeding the speed limit. The These pieces of information are collected in the information collecting computer 3 via the public communication network 5 and the closed communication network 6. Thereby, the traveling route of a specific vehicle can be grasped based on radio call number WCN.

  As described above, the monitoring information collection system of the sixth embodiment can process the information collected by the roadside device 41, the N system 42, and the automatic speed control device 43 in an integrated manner based on the wireless call number WCN. So, if you know when you have passed at least one roadside machine 41, which vehicle passes through the middle of the problem based on the information of other roadside machines 41, N system 42 and automatic speed regulator 43 There is an advantage that even if there is no witness, it is possible to quickly and effectively collect information effective in solving an accident or incident.

  FIG. 9 is a configuration diagram of the monitoring information collection system showing the seventh embodiment of the present invention, and shows an arrangement example of the roadside machine 41, the N system 42, and the automatic speed control machine 43 in the monitoring information collection system of FIG. .

  For example, when a runaway incident occurs in a section where the roadside machine 41 or the like is not installed, such as between the points X and Y in FIG. 9, by analyzing the information collected by the roadside machine 41 or the like around the incident site, At the time of the incident occurrence, narrow down the wireless call number WCN of vehicles that may have passed through the site. Further, the photograph of the vehicle having the corresponding wireless call number WCN is searched from the information collected by the N system 42 and the automatic speed regulator 43 to narrow down the corresponding vehicle.

  As described above, according to the monitoring information collection system of the seventh embodiment, even if the roadside machine 41 or the like is not installed at the site of an accident or the like, the information collected by the surrounding roadside machine 41 or the like is analyzed. There is an advantage that vehicles that may have passed through the site at the time of the accident can be found, and the corresponding vehicles that have caused the accident can be roughly narrowed down.

  Also, among the vehicles that are roughly narrowed down, except for the vehicle that caused the accident, it was a vehicle that was running in the vicinity when the accident occurred, and it is also possible to obtain sighting information from the driver of the vehicle, etc. There is an advantage of becoming.

  In addition, this invention is not limited to the said Example, A various deformation | transformation is possible. Examples of this modification include the following.

It is a block diagram of the monitoring information collection system which shows Example 1 of this invention. It is a block diagram which shows an example of the vehicle-mounted apparatus in FIG. It is a block diagram of the monitoring information collection system which shows Example 2 of this invention. It is a block diagram of the monitoring information collection system which shows Example 3 of this invention. It is a block diagram which shows an example of the portable apparatus in FIG. It is a block diagram of the monitoring information collection system which shows Example 4 of this invention. It is a block diagram of the monitoring information collection system which shows Example 5 of this invention. It is a block diagram of the monitoring information collection system which shows Example 6 of this invention. It is a block diagram of the monitoring information collection system which shows Example 7 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vehicle 2 Road 3 Computer 4 Communication network 5 Public communication network 6 Closed communication network 10 In-vehicle device 20 Fixed device 30 Portable device 41 Roadside device 42 N system 43 Automatic speed control machine

Claims (17)

  When an information communication device equipped with a wireless narrow-area communication function and a drive recorder function receives a transmission request from another information communication device through narrow-area communication, it collects the information together with its own wireless call number by the drive recorder. And transmitting the video information to the other information communication apparatus using the narrow area communication function.   The wireless call number and the video information collected by the drive recorder are transmitted to the other information communication apparatus using the narrow area communication function and transferred to the information collecting computer via a communication network. The information transmission method according to claim 1.   When an information communication apparatus having a wireless narrow area communication function and a drive recorder function detects an abnormal situation by the drive recorder, it transmits a transmission request to another information communication apparatus by the narrow area communication. An information receiving method comprising receiving and recording a radio call number and video information transmitted from another information communication device in response to the transmission request.   The wireless call number and video information transmitted from another information communication device in response to the transmission request are received and recorded, and in addition to the received information, the own wireless call number and the video information of the drive recorder are 4. The information receiving method according to claim 3, wherein the information is transferred to a collecting computer. An information transmission / reception method between an information communication apparatus having a narrow area communication function and a drive recorder function using radio,
One information communication device transmits a transmission request to another information communication device by the narrow area communication when an abnormal situation is detected by its own drive recorder, and another information communication device responds to the transmission request. Receive and record the radio call number and video information sent from
When the other information communication apparatus receives a transmission request from the one information communication apparatus by the narrow area communication, the information communication apparatus collects the video information collected by its own drive recorder together with its own wireless call number and the narrow area communication function. An information transmission / reception method characterized by using and transmitting to said one information communication device.   The one information communication device receives and records a radio call number and video information transmitted from another information communication device in response to the transmission request, and then, in addition to the recorded information, 6. The information transmitting / receiving method according to claim 5, wherein the video information of the drive recorder is transferred to an information collecting computer. A transmission / reception unit for performing narrow-area communication using wireless;
A drive recorder that records video information of the latest fixed time taken with a video camera;
When the transmission / reception unit receives a transmission request from another information transmission / reception device through the narrow-area communication, the video information collected by the drive recorder together with its own wireless call number is used from the transmission / reception unit using the narrow-area communication function. And a control unit for transmitting to the other information transmitting / receiving device,
An information transmitting / receiving apparatus comprising:   8. The information transmitting / receiving apparatus according to claim 7, further comprising an information transfer unit configured to transfer video information collected by the drive recorder together with its own wireless call number to an information collecting computer via a communication network. A transmission / reception unit for performing narrow-area communication using wireless;
A detection unit for detecting an impact or an artificial operation;
Based on the signal from the detection unit, the transmission / reception unit transmits a transmission request by narrowband communication to another information transmission / reception device, and the other information transmission / reception device transmitted in response to the transmission request is wirelessly called. A control unit for recording the number and video information in the recording unit,
An information transmitting / receiving apparatus comprising:   An information transfer unit is provided for transferring a wireless call number and video information of another information transmitting / receiving device transmitted in response to the transmission request to a computer for collecting information via a communication network. 9. The information transmitting / receiving apparatus according to 9. An information collecting system that collects information of a vehicle equipped with an in-vehicle device that performs wireless communication using a wireless device by a fixed device,
The fixing device is
A transmission / reception unit for performing narrow-area communication using wireless;
The transmission / reception unit transmits a transmission request by narrow-range communication to the vehicle, and records the wireless call number of the in-vehicle device transmitted from the vehicle in response to the transmission request in the first recording unit. 1 control unit;
An information transfer unit that transfers information stored in the first recording unit to a computer for collecting information via a communication network;
An information collection system characterized by comprising. The in-vehicle device is
A drive recorder that records video information of the latest fixed time taken with a video camera;
A detection unit for detecting an impact;
When the transmission request from the fixed device is received by the narrow area communication, the video information collected by the drive recorder together with its own wireless call number is transmitted to the fixed apparatus using the narrow area communication, and the detection When a detection signal is given from the transmission unit, the transmission / reception unit transmits a transmission request by narrowband communication to the fixed device, and the radio call number of the other fixed device sent in response to the transmission request A second control unit for recording video information in the second recording unit;
12. The information collection system according to claim 11, further comprising:   The in-vehicle device transfers the wireless call number and the video information of the own drive recorder to the information collecting computer in addition to the wireless call number and the video information recorded in the second recording unit. 13. The information collection system according to claim 12, further comprising two information transfer units. The in-vehicle device is
A drive recorder that records video information of the latest fixed time taken with a video camera;
A detection unit for detecting an impact;
When a transmission request from another vehicle is received by the narrow area communication, video information collected by the drive recorder together with its own radio call number is transmitted to the other vehicle using the narrow area communication, When a detection signal is given from the detection unit, the transmission / reception unit transmits a transmission request by narrow-area communication to the other vehicle, and the wireless call number of the other vehicle sent in response to the transmission request And a second control unit for recording video information in the second recording unit,
12. The information collection system according to claim 11, further comprising:   The in-vehicle device transfers the wireless call number and the video information of the own drive recorder to the information collecting computer in addition to the wireless call number and the video information recorded in the second recording unit. 15. The information collection system according to claim 14, further comprising two information transfer units. The fixing device includes a camera that captures an image including a license plate of the vehicle,
The first control unit associates and records in the first recording unit the image of the vehicle photographed by the camera and the wireless call number sent from the in-vehicle device.
The information collection system according to claim 11, wherein   The information collection system according to claim 16, wherein the computer specifies a travel route of the in-vehicle device having a specific wireless call number based on the wireless call number in the information transferred from the fixed device.

Images