WO2021176581A1 - 監視システム、監視装置、及び監視方法 - Google Patents

監視システム、監視装置、及び監視方法 Download PDF

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Publication number
WO2021176581A1
WO2021176581A1 PCT/JP2020/009053 JP2020009053W WO2021176581A1 WO 2021176581 A1 WO2021176581 A1 WO 2021176581A1 JP 2020009053 W JP2020009053 W JP 2020009053W WO 2021176581 A1 WO2021176581 A1 WO 2021176581A1
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WIPO (PCT)
Prior art keywords
accident
incident
occurred
detection unit
notification
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2020/009053
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English (en)
French (fr)
Japanese (ja)
Inventor
啓徳 北原
義明 青野
祐輔 櫻井
忠行 岩野
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to PCT/JP2020/009053 priority Critical patent/WO2021176581A1/ja
Priority to US17/799,378 priority patent/US12009855B2/en
Priority to JP2022504830A priority patent/JP7533566B2/ja
Publication of WO2021176581A1 publication Critical patent/WO2021176581A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
    • H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
    • H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
    • H04B10/0791—Fault location on the transmission path
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/24—Reminder alarms, e.g. anti-loss alarms

Definitions

  • This disclosure relates to a monitoring system, a monitoring device, and a monitoring method.
  • the occurrence of an accident or incident has been recognized by a person present around the scene or a person involved in the accident or incident reporting to the police, fire department, emergency department, or the like.
  • the notification is not always made in real time, and there is a possibility that a secondary disaster may occur due to the delay in the notification.
  • optical fiber sensing that uses optical fiber as a sensor and enables real-time sensing has been attracting attention, and various proposals using optical fiber sensing have been made.
  • Patent Document 1 an optical fiber is arranged along a structure, and when vibration is applied to the structure, the polarization state of the light propagating in the optical fiber changes to detect the vibration intensity.
  • the technology is disclosed. Further, Patent Document 1 also discloses a technique for issuing an alarm to an administrator or the like when the vibration intensity is equal to or higher than a threshold value.
  • Patent Document 2 optical fibers are laid in a plurality of transmission towers, and vibration when an attachment such as a bolt is removed from the transmission tower is detected as an abnormal signal, so that an accident of pulling out the attachment can be detected in real time.
  • the technology for detecting is disclosed.
  • Patent Document 2 also discloses a technique for identifying a transmission tower in which vibration has occurred.
  • Patent Document 1 only issues an alarm when the vibration intensity of the structure is equal to or higher than the threshold value, and what kind of event occurs at the place where the vibration intensity is equal to or higher than the threshold value. I haven't decided if I'm doing it. Therefore, the technique disclosed in Patent Document 1 has a problem that accidents and incidents cannot be monitored in the first place.
  • Patent Document 2 is specialized in detecting an accident of pulling out an accessory in an area where a transmission tower is installed, and cannot detect an accident or an incident in another area. Therefore, the technique disclosed in Patent Document 2 has a problem that accidents and incidents cannot be monitored over a wide area.
  • an object of the present disclosure is to provide a monitoring system, a monitoring device, and a monitoring method capable of solving the above-mentioned problems and monitoring accidents and incidents around an optical fiber in a wide area.
  • a monitoring system based on one aspect Optical fiber that detects the surrounding environmental conditions and Observer terminal and A receiving unit that receives an optical signal including information indicating the environmental state from the optical fiber, and A detector that detects at least one of an accident and an incident based on the information indicating the environmental condition contained in the optical signal.
  • the detection unit determines that the accident or the incident has occurred, the monitoring unit is notified of the accident or the incident. To be equipped.
  • the monitoring device is An acquisition unit that acquires information indicating the environmental state included in an optical signal received from an optical fiber that detects the surrounding environmental state, and an acquisition unit.
  • a detector that detects at least one of an accident and an incident based on the information indicating the environmental condition, When the detection unit determines that the accident or the incident has occurred, the monitoring unit is notified of the accident or the incident. To be equipped.
  • the monitoring method is It is a monitoring method by a monitoring system.
  • a notification step for notifying the observer terminal that the accident or the incident has occurred, and a notification step. including.
  • FIG. It is a figure which shows the configuration example of the monitoring system which concerns on Embodiment 1.
  • FIG. It is a figure which shows the example of the method of specifying the occurrence position of an accident or an incident in the detection part which concerns on Embodiment 1.
  • FIG. It is a figure which shows the example of the method of specifying the occurrence position of an accident or an incident in the detection part which concerns on Embodiment 1.
  • FIG. It is a flow chart which shows the example of the operation flow of the monitoring system which concerns on Embodiment 1.
  • FIG. It is a figure which shows the configuration example of the monitoring system which concerns on Embodiment 2.
  • FIG. It is a flow chart which shows the example of the operation flow of the monitoring system which concerns on Embodiment 2.
  • the monitoring system according to the first embodiment includes an optical fiber 10, a receiving unit 20, a monitoring device 30, and a monitor terminal 40. Further, the monitoring device 30 includes an acquisition unit 31, a detection unit 32, and a notification unit 33. The monitoring device 30 can be arranged at a position away from the receiving unit 20, and can be arranged on the cloud, for example.
  • the optical fiber 10 is laid on a plurality of utility poles 50 (three utility poles 50 in FIG. 1), and one end thereof is connected to the receiving unit 20.
  • the method of laying the optical fiber 10 is not limited to that shown in FIG.
  • the optical fiber 10 may be buried in the ground.
  • the optical fiber 10 may be an optical fiber dedicated to sensing, or an optical fiber for both communication and sensing.
  • the optical signal for sensing is demultiplexed by a filter (not shown) in front of the receiving unit 20, and only the optical signal for sensing is received by the receiving unit 20. It can be so.
  • FIG. 1 only one optical fiber 10 is provided, but a plurality of optical fibers 10 may be provided.
  • the receiving unit 20 receives an optical signal (optical signal for sensing; hereinafter the same) from the optical fiber 10.
  • the receiving unit 20 receives pulsed light incident on the optical fiber 10 and back-scattered light generated as the pulsed light is transmitted through the optical fiber 10 as an optical signal.
  • the optical fiber 10 can detect the environmental state around the optical fiber 10, and the optical signal received by the receiving unit 20 indicates the environmental state around the optical fiber 10 detected by the optical fiber 10. It will contain information.
  • the information indicating the environmental state around the optical fiber 10 may be any information indicating at least one of the vibration state, the sound state, and the temperature state around the optical fiber 10.
  • vibration and sound are generated, and a temperature change occurs.
  • vibration and collision noise are generated.
  • vibration and gun noise are generated.
  • vibrations, explosion sounds, and temperature changes occur.
  • vibration, fire noise, and temperature change occur.
  • a scream may be generated by a person present in the vicinity of the site or a person involved in the accident or incident.
  • the detection unit 32 can detect accidents and incidents around the optical fiber 10 by analyzing information indicating the environmental state around the optical fiber 10 included in the optical signal received by the reception unit 20. It will be possible.
  • the acquisition unit 31 acquires information indicating the environmental state around the optical fiber 10 included in the optical signal received by the reception unit 20. Then, the detection unit 32 detects at least one of the accidents and incidents around the optical fiber 10 based on the information acquired by the acquisition unit 31 indicating the environmental state around the optical fiber 10.
  • the notification unit 33 When the detection unit 32 determines that an accident or incident has occurred around the optical fiber 10, the notification unit 33 notifies the observer terminal 40 that the accident or incident has occurred by telephone, e-mail, or the like. do.
  • the observer terminal 40 is a terminal installed in a place where there are observers such as police, fire department, and emergency.
  • the information indicating the environmental condition around the optical fiber 10 detected by the optical fiber 10 includes the vibration pattern and sound of the vibration generated by the accident or incident.
  • the acoustic pattern and the temperature pattern of the temperature will be included.
  • These vibration patterns, acoustic patterns, and temperature patterns are dynamically fluctuating fluctuation patterns, and are peculiar fluctuation patterns according to the type of accident or incident that has occurred.
  • the vibration pattern is a fluctuation pattern in which the strength of vibration, the vibration position, the fluctuation transition of the frequency, and the like differ depending on the type of accident or incident that has occurred.
  • the detection unit 32 detects an accident or an incident around the optical fiber 10 by the method shown below. In the following, as an example, an example of detecting an accident or an incident around the optical fiber 10 by using a vibration pattern will be described.
  • the detection unit 32 stores in advance a vibration pattern of vibration that actually occurs when the accident or incident occurs for each accident and incident to be detected in a memory or the like (not shown) as a matching pattern.
  • the acquisition unit 31 acquires information indicating the environmental state around the optical fiber 10 included in the optical signal received by the reception unit 20. Subsequently, the detection unit 32 compares the vibration pattern included in the information acquired by the acquisition unit 31 with the matching pattern. When there is a matching pattern in which the matching rate with the vibration pattern is equal to or higher than the threshold value, the detection unit 32 determines that an accident or an incident corresponding to the matching pattern has occurred.
  • the detection unit 32 prepares a set of teacher data indicating the accident or incident and a vibration pattern of vibration actually generated when the accident or incident occurs for each accident or incident to be detected. Input each set prepared, build a learning model by a convolutional neural network (CNN) in advance, and store it in a memory (not shown) or the like in advance.
  • CNN convolutional neural network
  • the acquisition unit 31 acquires information indicating the environmental state around the optical fiber 10 included in the optical signal received by the reception unit 20. Subsequently, the detection unit 32 inputs the vibration pattern included in the information acquired by the acquisition unit 31 into the learning model. As a result, when an accident or incident to be detected occurs around the optical fiber 10, the detection unit 32 obtains information on the accident or incident around the optical fiber 10 as an output result of the learning model.
  • the detection unit 32 can not only determine that an accident or incident has occurred around the optical fiber 10, but also specify the type of accident or incident that has occurred. You can also.
  • the notification unit 33 not only notifies the observer terminal 40 that an accident or incident has occurred around the optical fiber 10, but also notifies the type of accident or incident that has occurred. good.
  • the detection unit 32 may specify at least one of the occurrence time and the occurrence position of the accident or the incident that occurred around the optical fiber 10.
  • the notification unit 33 not only notifies the observer terminal 40 that an accident or incident has occurred around the optical fiber 10, but also at least one of the accident or incident occurrence time and occurrence position. May be notified.
  • the detection unit 32 identifies the type of accident or incident by using an acoustic pattern (hereinafter referred to as an acoustic pattern AP) corresponding to the accident or incident that occurred around the optical fiber 10. It will be explained as a thing.
  • an acoustic pattern AP an acoustic pattern
  • the detection unit 32 uses, for example, the acoustic pattern AP based on the time difference between the time when the receiving unit 20 incidents the pulsed light on the optical fiber 10 and the time when the optical signal including the acoustic pattern AP is received from the optical fiber 10. It is possible to specify the position (distance of the optical fiber 10 from the receiving unit 20) on the optical fiber 10 in which the optical signal including the above is generated.
  • the detection unit 32 identifies at least three positions on the optical fiber 10 where the optical signal including the acoustic pattern AP is generated, and senses the positions of three or more points among the identified positions on the optical fiber 10. Decide on a point.
  • the optical fibers 10 are arranged in a curved line, and the detection unit 32 determines the positions of the three points on the optical fiber 10 at the sensing points S1 to S3.
  • the detection unit 32 selects, for example, sensing points S1 and S2 as arbitrary two sensing points.
  • the detection unit 32 determines the acoustic pattern AP detected at the two sensing points S1 and S2 based on the sound distribution (intensity and time) of the acoustic pattern AP detected at the two sensing points S1 and S2.
  • the sound intensity difference and time difference of the sound pattern AP are derived, and the position of the sound source of the sound of the acoustic pattern AP is estimated based on the derived intensity difference and time difference.
  • the position of the sound source is estimated to be any position on the line P12.
  • the detection unit 32 selects, for example, sensing points S2 and S3 as two sensing points whose combination is different from the two points selected above.
  • the detection unit 32 estimates the position of the sound source of the sound of the acoustic pattern AP in the same manner as described above.
  • the position of the sound source is estimated to be any position on the line P23.
  • the detection unit 32 specifies the position where the line P12 and the line P23 intersect as the position of the sound source of the sound of the acoustic pattern AP, and specifies the position of the specified sound source as the position where the accident or the incident occurs. Further, the detection unit 32 specifies the time when the sound of the acoustic pattern AP is detected at any of the three sensing points S1 to S3 as the generation time of the sound of the acoustic pattern AP, and sets the specified occurrence time as the accident. Or specify it as the time of occurrence of the incident. At this time, the detection unit 32 specifies the time when the sound is detected at the sensing point having the highest sound intensity of the acoustic pattern AP among the three sensing points S1 to S3 as the time when the accident or the incident occurs. You may.
  • the optical fibers 10 are arranged in a rectangular shape, and the detection unit 32 determines the positions of the three points on the optical fiber 10 at the sensing points S1 to S3. Also in the example of FIG. 3, the method of specifying the location and time of occurrence of the accident or incident is the same as that of FIG.
  • the position where the accident or the incident occurred was specified based on the position on the optical fiber 10 where the optical signal including the acoustic pattern was generated, but the present invention is not limited to this.
  • the position of the vibration source of the vibration of the vibration pattern is specified based on the position on the optical fiber 10 in which the optical signal including the vibration pattern is generated, and the position of the specified vibration source is set as the position where the accident or the incident occurs. You may specify.
  • the receiving unit 20 receives from the optical fiber 10 an optical signal including information indicating an environmental state around the optical fiber 10 (step S11).
  • the acquisition unit 31 acquires information indicating the environmental state around the optical fiber 10 included in the optical signal received by the reception unit 20, and the detection unit 32 indicates the environmental state around the optical fiber 10. Based on the information, an accident or incident around the optical fiber 10 is detected (step S12).
  • the accident or incident may be detected by using, for example, any of the above-mentioned methods A and B.
  • step S12 When the detection unit 32 determines in step S12 that an accident or incident has occurred (Yes in step S12), the notification unit 33 notifies the observer terminal 40 that an accident or incident has occurred (step S12). S13).
  • the receiving unit 20 receives from the optical fiber 10 an optical signal including information indicating an environmental state around the optical fiber 10.
  • the detection unit 32 detects an accident or an incident around the optical fiber 10 based on the information included in the optical signal indicating the environmental state around the optical fiber 10.
  • the notification unit 33 notifies the observer terminal 40 that an accident or incident has occurred around the optical fiber 10. ..
  • the accident or the incident can be monitored within the range in which the optical fiber 10 is laid, so that the accident and the incident can be monitored over a wide area. In addition, it can contribute to the suppression of the occurrence of secondary disasters.
  • the monitoring system according to the second embodiment is different from the configuration of the first embodiment described above in that a plurality of monitor terminals 40X, 40Y, 40Z are provided. ..
  • the observer terminal 40 when it is not specified which of the observer terminals 40X, 40Y, and 40Z, it is appropriately referred to as the observer terminal 40.
  • the number of the monitor terminals 40 may be a plurality of, and is not limited to three.
  • the observer terminal 40X is a terminal installed in the police
  • the observer terminal 40Y is a terminal installed in the fire department
  • the observer terminal 40Z is a terminal installed in an emergency. Not limited to.
  • only one observer terminal 40 is provided as a notification destination when an accident or an incident occurs around the optical fiber 10.
  • the appropriate notification destination differs depending on the type of accident or incident that occurred around the optical fiber 10.
  • the police and first aid are considered appropriate as notification destinations.
  • the fire department is the appropriate notification destination in the event of a fire accident.
  • the police are considered to be appropriate as the notification destination in the event of a shooting incident, a bombing incident, an accident accompanied by a scream, or an incident.
  • the detection unit 32 determines that an accident or an incident has occurred around the optical fiber 10
  • the detection unit 32 identifies the type of the accident or the incident that has occurred.
  • the type of accident or incident may be specified by using, for example, either of the above-mentioned methods A and B.
  • the notification unit 33 determines an appropriate monitor terminal 40 from the plurality of monitor terminals 40X, 40Y, 40Z according to the type of accident or incident that has occurred around the optical fiber 10, and determines the monitoring. Notify the person terminal 40 that an accident or incident has occurred around the optical fiber 10. At this time, the notification unit 33 may notify the determined observer terminal 40 of the type of accident or incident that has occurred in the vicinity of the optical fiber 10.
  • the detection unit 32 may specify at least one of the occurrence time and the occurrence position of the accident or the incident that occurred around the optical fiber 10.
  • the time and position of occurrence of an accident or incident may be specified, for example, by using the methods described with reference to FIGS. 2 and 3 described above.
  • the notification unit 33 may notify the determined observer terminal 40 of at least one of the occurrence time and the occurrence position of the accident or incident that has occurred.
  • steps S21 and S22 similar to steps S11 and S12 in FIG. 4 are performed.
  • step S22 when the detection unit 32 determines that an accident or incident has occurred around the optical fiber 10 (Yes in step S22), the optical fiber 10 is subsequently included in the optical signal received by the receiving unit 20. Based on the information indicating the environmental condition around the above, the type of accident or incident that has occurred is specified (step S23).
  • the type of accident or incident may be specified by using, for example, the above-mentioned methods A and B. By using the above-mentioned methods A and B, it is possible to perform a series of processes in which it is determined in step S22 that an accident or incident has occurred, and in step S23, the type of accident or incident is specified.
  • the notification unit 33 determines an appropriate monitor terminal 40 from the plurality of monitor terminals 40X, 40Y, 40Z according to the type of accident or incident that occurred around the optical fiber 10 (step S24). ).
  • the notification unit 33 notifies the determined observer terminal 40 that an accident or an incident has occurred around the optical fiber 10 (step S25). At this time, the notification unit 33 may notify the determined observer terminal 40 of the type of accident or incident that has occurred in the vicinity of the optical fiber 10.
  • the detection unit 32 identifies the type of the accident or the incident.
  • the notification unit 33 determines an appropriate observer terminal 40 according to the type of accident or incident that occurred around the optical fiber 10, and causes an accident or an accident around the optical fiber 10 with respect to the determined observer terminal 40. Notify that an incident has occurred. As a result, it is possible to notify an appropriate observer according to the type of accident or incident, which can further contribute to the suppression of the occurrence of a secondary disaster.
  • Other effects are the same as those in the first embodiment described above.
  • the monitoring system according to the third embodiment is different from the configuration of the first embodiment described above in that the display unit 41 is provided inside the monitor terminal 40. ..
  • the display unit 41 is a display, a monitor, or the like that displays various types of information.
  • the detection unit 32 determines that an accident or an incident has occurred around the optical fiber 10
  • the detection unit 32 identifies the accident or the position where the incident has occurred.
  • the location of the accident or incident may be specified, for example, by using the methods described with reference to FIGS. 2 and 3 described above.
  • the notification unit 33 holds the map information in advance. Then, when the detection unit 32 determines that an accident or an incident has occurred in the vicinity of the optical fiber 10, the notification unit 33 tells the observer terminal 40 that an accident or an incident has occurred in the vicinity of the optical fiber 10. Along with notifying, the display unit 41 displays a GUI (Graphical User Interface) screen on which the accident or the occurrence position of the incident is superimposed on the map.
  • GUI Graphic User Interface
  • the detection unit 32 may specify at least one of the accident or the type of the incident and the time of occurrence.
  • the type of accident or incident may be specified, for example, by using the methods A and B described above, and the time of occurrence of the accident or incident may be specified, for example, by using the methods described in FIGS. 2 and 3 described above. You can do it.
  • the notification unit 33 may display the GUI screen on which at least one of the accident or incident type and the occurrence time is further superimposed on the map on the display unit 41.
  • FIG. 8 shows an example of a GUI screen displayed on the display unit 41 by the notification unit 33.
  • the map on the GUI screen of FIG. 8 can be enlarged or reduced as needed.
  • information on the location, time, and type of accident or incident is superimposed on the map.
  • the location of the accident or incident is indicated by an icon
  • the time and type of the accident or incident are indicated inside the balloon extending from the icon.
  • the shape, color, and the like of the icon may be changed according to the type of accident or incident.
  • information indicating the laying position of the optical fiber 10 is superimposed on the map, and information indicating the position of the receiving unit 20 is superimposed as a star mark.
  • steps S31 and S32 similar to steps S11 and S12 in FIG. 4 are performed.
  • step S32 when the detection unit 32 determines that an accident or incident has occurred around the optical fiber 10 (Yes in step S32), the accident that occurred is subsequently based on the optical signal received by the reception unit 20.
  • the location of the incident is specified (step S33).
  • the location of the accident or incident may be specified, for example, by using the methods described with reference to FIGS. 2 and 3 described above.
  • the notification unit 33 notifies the observer terminal 40 that an accident or incident has occurred around the optical fiber 10, and displays a GUI screen on which the accident or incident occurrence position is superimposed on the map. It is displayed on the display unit 41 (step S34).
  • This GUI screen may be, for example, the GUI screen shown in FIG.
  • the detection unit 32 determines that an accident or an incident has occurred around the optical fiber 10
  • the detection unit 32 identifies the position where the accident or the incident occurs.
  • the notification unit 33 notifies the observer terminal 40 that an accident or incident has occurred around the optical fiber 10, and displays a GUI screen on which the accident or incident occurrence position is superimposed on the map. To display. As a result, the observer can visually determine the location of the accident or incident that occurred around the optical fiber 10.
  • Other effects are the same as those in the first embodiment described above.
  • FIG. 10 shows a configuration example of a monitoring system in which the receiving unit 20 is provided inside the monitoring device 30.
  • the monitoring system shown in FIG. 10 may be provided with a plurality of monitor terminals 40 as in the second embodiment described above, or may be provided inside the monitor terminal 40 as in the third embodiment described above.
  • the display unit 41 may be provided in the.
  • one receiving unit 20 and one monitoring device 30 are provided, but the present invention is not limited to this.
  • a plurality of receiving units 20 and a plurality of monitoring devices 30 may be provided corresponding to the plurality of optical fibers 10, respectively.
  • the computer 60 includes a processor 601, a memory 602, a storage 603, an input / output interface (input / output I / F) 604, a communication interface (communication I / F) 605, and the like.
  • the processor 601, the memory 602, the storage 603, the input / output interface 604, and the communication interface 605 are connected by a data transmission line for transmitting and receiving data to and from each other.
  • the processor 601 is, for example, an arithmetic processing unit such as a CPU (Central Processing Unit) or a GPU (Graphics Processing Unit).
  • the memory 602 is, for example, a memory such as a RAM (RandomAccessMemory) or a ROM (ReadOnlyMemory).
  • the storage 603 is, for example, a storage device such as an HDD (Hard Disk Drive), an SSD (Solid State Drive), or a memory card. Further, the storage 603 may be a memory such as a RAM or a ROM.
  • the storage 603 stores a program that realizes the functions of the components included in the monitoring device 30. By executing each of these programs, the processor 601 realizes the functions of the components included in the monitoring device 30. Here, when executing each of the above programs, the processor 601 may read these programs onto the memory 602 and then execute the programs, or may execute the programs without reading them onto the memory 602. The memory 602 and the storage 603 also play a role of storing information and data held by the components included in the monitoring device 30.
  • Non-temporary computer-readable media include various types of tangible storage media.
  • Examples of non-temporary computer-readable media include magnetic recording media (eg, flexible discs, magnetic tapes, hard disk drives), photomagnetic recording media (eg, photomagnetic discs), CD-ROMs (Compact Disc-ROMs), CDs. -R (CD-Recordable), CD-R / W (CD-ReWritable), semiconductor memory (for example, mask ROM, PROM (Programmable ROM), EPROM (Erasable PROM), flash ROM, RAM.
  • the program also includes.
  • the computer-readable medium can supply the program to the computer via a wired communication path such as an electric wire and an optical fiber, or a wireless communication path.
  • the input / output interface 604 is connected to a display device 6041, an input device 6042, a sound output device 6043, and the like.
  • the display device 6041 is a device that displays a screen corresponding to drawing data processed by the processor 601 such as an LCD (Liquid Crystal Display), a CRT (Cathode Ray Tube) display, and a monitor.
  • the input device 6042 is a device that receives an operator's operation input, and is, for example, a keyboard, a mouse, a touch sensor, and the like.
  • the display device 6041 and the input device 6042 may be integrated and realized as a touch panel.
  • the sound output device 6043 is a device such as a speaker that acoustically outputs sound corresponding to acoustic data processed by the processor 601.
  • the communication interface 605 sends and receives data to and from an external device.
  • the communication interface 605 communicates with an external device via a wired communication path or a wireless communication path.
  • Appendix 1 Optical fiber that detects the surrounding environmental conditions and Observer terminal and A receiving unit that receives an optical signal including information indicating the environmental state from the optical fiber, and A detector that detects at least one of an accident and an incident based on the information indicating the environmental condition contained in the optical signal.
  • the detection unit determines that the accident or the incident has occurred, the monitoring unit is notified of the accident or the incident.
  • a monitoring system equipped with. Appendix 2
  • the detection unit identifies the type of the accident or the incident based on the information indicating the environmental condition.
  • the notification unit When the detection unit determines that the accident or the incident has occurred, the notification unit notifies the observer terminal of the accident or the type of the incident.
  • the monitoring system according to Appendix 1. (Appendix 3)
  • the notification unit determines the observer terminal according to the accident or the type of the incident, and the determined observer terminal is subjected to the determination. In addition to the notification, the accident or the type of the incident is notified.
  • the detection unit determines that the accident or the incident has occurred, the detection unit identifies the time of occurrence of the accident or the incident based on the optical signal, and identifies the location of the accident or the incident.
  • the observer terminal includes a display unit and includes a display unit.
  • the detection unit determines that the accident or the incident has occurred
  • the detection unit identifies the accident or the occurrence position of the incident based on the optical signal.
  • the notification unit notifies the observer terminal and superimposes the accident or the occurrence position of the incident on the map. Display the screen on the display unit,
  • the monitoring system according to Appendix 1.
  • a detector that detects at least one of an accident and an incident based on the information indicating the environmental condition, When the detection unit determines that the accident or the incident has occurred, the monitoring unit is notified of the accident or the incident.
  • a monitoring device (Appendix 8) When the detection unit determines that the accident or the incident has occurred, the detection unit identifies the type of the accident or the incident based on the information indicating the environmental condition. When the detection unit determines that the accident or the incident has occurred, the notification unit notifies the observer terminal of the accident or the type of the incident.
  • the monitoring device according to Appendix 7.
  • the notification unit determines the observer terminal according to the accident or the type of the incident, and the determined observer terminal is subjected to the determination. In addition to the notification, the accident or the type of the incident is notified.
  • the monitoring device according to Appendix 8. (Appendix 10)
  • the detection unit determines that the accident or the incident has occurred, the detection unit identifies the time of occurrence of the accident or the incident based on the optical signal, and identifies the location of the accident or the incident.
  • the notification unit When the detection unit determines that the accident or the incident has occurred, the notification unit notifies the observer terminal of the accident or at least one of the occurrence position and the occurrence time of the accident. Notify, The monitoring device according to any one of Appendix 7 to 9. (Appendix 11) When the detection unit determines that the accident or the incident has occurred, the detection unit identifies the accident or the occurrence position of the incident based on the optical signal. When the detection unit determines that the accident or the incident has occurred, the notification unit notifies the observer terminal and superimposes the accident or the occurrence position of the incident on the map. The screen is displayed on the display unit of the observer terminal. The monitoring device according to Appendix 7.
  • the detection unit determines that the accident or the incident has occurred, the detection unit identifies the time of occurrence of the accident or the incident based on the optical signal, and based on the information indicating the environmental state. Perform at least one of the accident or the type of the incident, When the detection unit determines that the accident or the incident has occurred, the notification unit notifies the observer terminal of the accident or at least one of the type and the time of occurrence of the accident or the incident. The screen further superimposed on the map is displayed on the display unit.
  • the monitoring device according to Appendix 11. (Appendix 13) It is a monitoring method by a monitoring system.
  • a notification step for notifying the observer terminal that the accident or the incident has occurred and a notification step.
  • Monitoring methods including. (Appendix 14)
  • the detection step when it is determined that the accident or the incident has occurred, the type of the accident or the incident is specified based on the information indicating the environmental state.
  • the notification step when it is determined that the accident or the incident has occurred in the detection step, the monitoring terminal is notified of the accident or the type of the incident.
  • the monitoring method according to Appendix 13. (Appendix 15) In the notification step, when it is determined that the accident or the incident has occurred in the detection step, the observer terminal is determined according to the accident or the type of the incident, and the determined observer terminal is contacted. In addition to the notification, the accident or the type of the incident is notified.
  • the monitoring method according to Appendix 14. (Appendix 16) In the detection step, when it is determined that the accident or the incident has occurred, the occurrence time of the accident or the incident is specified based on the optical signal, and the occurrence position of the accident or the incident is specified.
  • the notification step when it is determined that the accident or the incident has occurred in the detection step, the monitoring terminal is notified and at least one of the accident or the occurrence position and the occurrence time of the incident.
  • the monitoring method according to any one of Appendix 13 to 15. (Appendix 17)
  • the detection step when it is determined that the accident or the incident has occurred, the location of the accident or the incident is specified based on the optical signal.
  • the notification step when it is determined that the accident or the incident has occurred in the detection step, the notification is given to the observer terminal, and the accident or the occurrence position of the incident is superimposed on the map. The screen is displayed on the display unit of the observer terminal.
  • the monitoring method according to Appendix 13.
  • Optical fiber 20 Receiver 30 Monitoring device 31 Acquisition unit 32 Detection unit 33 Notification unit 40 Monitor terminal 41 Display unit 50 Electric pole 60 Computer 601 Processor 602 Memory 603 Storage 604 Input / output interface 6041 Display device 6042 Input device 6043 Sound output device 605 Communication interface S1 to S3 Sensing points P12, P23 lines

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  • Computer Networks & Wireless Communication (AREA)
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  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
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