WO2014141531A1 - Système de surveillance, procédé de surveillance et dispositif de surveillance - Google Patents

Système de surveillance, procédé de surveillance et dispositif de surveillance Download PDF

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Publication number
WO2014141531A1
WO2014141531A1 PCT/JP2013/079964 JP2013079964W WO2014141531A1 WO 2014141531 A1 WO2014141531 A1 WO 2014141531A1 JP 2013079964 W JP2013079964 W JP 2013079964W WO 2014141531 A1 WO2014141531 A1 WO 2014141531A1
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WO
WIPO (PCT)
Prior art keywords
storage device
power
power supply
monitoring
supply unit
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Application number
PCT/JP2013/079964
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English (en)
Japanese (ja)
Inventor
秀吉 佐々木
Original Assignee
株式会社ドッドウエル ビー・エム・エス
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Publication of WO2014141531A1 publication Critical patent/WO2014141531A1/fr

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    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
    • G08B29/18—Prevention or correction of operating errors
    • G08B29/181—Prevention or correction of operating errors due to failing power supply
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C5/00—Details of stores covered by group G11C11/00
    • G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
    • G11C5/143—Detection of memory cassette insertion or removal; Continuity checks of supply or ground lines; Detection of supply variations, interruptions or levels ; Switching between alternative supplies
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
    • G08B13/19634—Electrical details of the system, e.g. component blocks for carrying out specific functions
    • G08B13/19636—Electrical details of the system, e.g. component blocks for carrying out specific functions pertaining to the camera

Definitions

  • the present invention relates to a monitoring system, a monitoring method, and a monitoring device, and more particularly, a monitoring system, a monitoring method, and a monitoring device that monitor whether or not a storage device that acquires and stores a video signal from an imaging device is normal. About.
  • a system having an imaging device such as a security camera and a storage device that acquires and stores a video signal from the imaging device is already well known.
  • a monitoring device is usually installed for the purpose of detecting a problem (trouble) that has occurred in the imaging device or the storage device. By installing this monitoring device, even if the state of the imaging device or storage device is in an abnormal state, it can be detected at an early stage, and the abnormal state can be improved and returned to a normal state. It becomes possible.
  • the above monitoring device monitors whether or not the storage device is in a state where the video can be normally stored, and particularly monitors whether or not the storage device is normally activated.
  • a general storage device has a built-in power supply unit that supplies power to each part in the device, but if the power supply unit is stopped or fails, no video is stored in the storage device. . For this reason, the monitoring device detects an abnormal state of the power supply unit. However, if the abnormality occurs in the power supply unit, the storage device cannot operate normally, and therefore receives a signal output from the storage device side. It is technically difficult to detect an abnormality in the power supply unit. Due to the circumstances as described above, a system for storing an image taken by a camera requires a means for detecting an abnormality of the power supply unit.
  • a measuring instrument that measures the power used by the device in a state of being arranged between the power supply and the device connected thereto Is mentioned.
  • the power measuring instrument disclosed in Patent Document 1 is a so-called smart tap, and includes an outlet portion into which a plug of a power usage device is plugged, a plug portion to be plugged into a power outlet in a building, and a sensor portion that measures power usage. And a transmission unit for transmitting the measurement result.
  • the power measuring instrument disclosed in Patent Document 1 described above is a measuring device that can be diverted because the measuring target device can be switched by plugging / unplugging, but is relatively expensive.
  • the electric power measuring device disclosed by patent document 1 uses the component which transmits infrared rays as an information transmission medium as a transmission part which transmits a measurement result. For this reason, an infrared receiving device or the like must be installed, and the overall system configuration becomes complicated, and there is a possibility that the system is difficult to handle for the user.
  • the present invention has been made in view of the above problems, and its purpose is to reliably detect abnormality of a power supply unit with a configuration that can be handled more easily, has high versatility, and is inexpensive. It is an object to provide a monitoring system, a monitoring method, and a monitoring apparatus capable of performing the above.
  • the problem is that a storage device main body that acquires and stores a video signal from an imaging device, and a power supply unit that receives power from an external power supply and supplies the power to the storage device main body.
  • the power supply device to which the power supplied from the power supply unit is supplied, and the power supply state of the power supply device is detected to determine whether power is supplied from the power supply unit to the storage device body. It is solved by having a monitoring device for monitoring the state.
  • the power supply state of the power-supplied device attached to the attachment port formed in the storage device is detected, and when the power-supplied device is not in the power supply state, the monitoring device determines that the power supply unit is in an abnormal state.
  • the monitoring system of the present invention in order to monitor the presence or absence of abnormality in the power supply unit of the storage device, the power-supplied device is attached to the mounting opening formed in the storage device, and only the power supply state of the power-supplied device is observed.
  • the system configuration is also simple. As a result, a monitoring system that can be easily handled, has high versatility, and can reliably detect abnormality of the power supply unit with an inexpensive configuration is realized.
  • the mounting port is a USB jack formed in the storage device, and the power-supplied device is connected to the USB jack and connected to a terminal provided in the monitoring device.
  • the monitoring device is configured such that when the power supplied from the power supply unit is supplied to the power-supplied device and a voltage is applied to the terminal to which the power-supplied device is connected, the power supply unit supplies the power to the storage device body. It is good also as determining with the electric power supply to being made.
  • the power-supplied device that is attached to the storage device in order to detect an abnormality in the power supply unit is a USB connection type device, thus realizing a monitoring system that is more versatile and easier to handle. Is done.
  • the monitoring device includes a monitoring device-side clock provided in the monitoring device, a monitoring device-side correction mechanism that corrects the time represented by the monitoring device-side clock, and the monitoring device side.
  • a data distribution unit that distributes corrected time data indicating the time corrected by the correction mechanism, and the storage device is distributed by the storage device-side clock provided in the storage device and the data distribution unit.
  • the time information written by the storage device with respect to the video captured by the imaging device is an accurate time. Thereby, the evidence ability of the video imaged by the imaging device is improved.
  • the monitoring device side correction mechanism acquires reference time information transmitted from an external base station, and the monitoring device side clock is matched with the time indicated by the acquired reference time information.
  • the time represented by may be corrected.
  • the monitoring device side clock is corrected with reference to the reference time information transmitted from the base station, and the storage device side clock is corrected based on the corrected time of the monitoring device side clock. It becomes possible to easily correct the time of the device side clock or the storage device side clock.
  • the monitoring device starts when power is supplied from a commercial power source, and uses power released from a power storage device built in the monitoring device when power supply from the commercial power source is interrupted. Then, the activation state may be maintained for a certain period, and a notification signal for notifying that the supply of power from the commercial power source is interrupted during the certain period may be output. If it is the above structure, it will become possible to alert
  • the monitoring device can communicate with a management terminal placed in a room different from the room where the monitoring device is placed, and periodically during the period when the monitoring device is in an activated state. It is also possible to output a communication signal. With the above configuration, it is possible to check whether or not the monitoring device is normally activated, and thus it is possible to monitor the state of the monitoring device itself.
  • the above-described problem is a storage device body that acquires and stores a video signal from an imaging device, and a power supply unit that receives power from an external power supply and supplies power to the storage device body. And executing a monitoring process for monitoring a state of the storage device, wherein the monitoring unit is formed in the storage device while the power supply unit supplies power to the storage device body. Holding the power-supplied device to which the power supplied from the power supply unit is fed when mounted in the mounting port in a state of being mounted on the mounting port, detecting the power-feeding state of the power-supplied device, and This is solved by determining whether or not power is supplied from the power supply unit to the storage device body. According to the above method, it is possible to more easily handle, have high versatility, and reliably detect abnormality of the power supply unit with an inexpensive configuration.
  • the above-described problem is a storage device body that acquires and stores a video signal from an imaging device, and a power supply unit that receives power from an external power supply and supplies power to the storage device body.
  • a monitoring device that monitors the state of the storage device, wherein the power supply unit is attached to a mounting opening formed in the storage device while supplying power to the storage device body. This is solved by detecting a power supply state of a power-supplied device to which power supplied from the power supply unit is supplied and determining whether power is supplied from the power supply unit to the storage device body.
  • the monitoring system the monitoring method, and the monitoring apparatus of the present invention, it is possible to more easily handle, have high versatility, and reliably detect abnormality of the power supply unit with an inexpensive configuration.
  • a monitoring system (hereinafter, this system) S monitors the states of a security camera 1 that is an example of an imaging device and a storage device 2 that stores the captured video.
  • the security camera 1 shoots a shooting location in a building, and the video signal is transmitted to the storage device 2 and stored in the device 2.
  • a building is a building including a detached house, a condominium, a commercial building, a commercial facility such as a department store or a movie theater, and a public facility such as a hospital.
  • the configuration of the system S will be described.
  • the system S includes a security camera 1, a storage device 2, a monitoring device 3, and a USB connection dongle (hereinafter simply referred to as a dongle) 4, as shown in FIG. It has as a main component.
  • the security camera 1 is installed in a place suitable for photographing a predetermined shooting location in the building, and the storage device 2 and the monitoring device 3 are provided in the building. It is installed in the monitoring room provided inside.
  • FIG. 1 although the case where each installation number of the security camera 1, the storage device 2, and the monitoring device 3 is 1 is illustrated, the number of each device is not particularly limited and is set to an appropriate number. Is possible.
  • the security camera 1, the storage device 2, and the monitoring device 3 are not limited to the case where they are arranged in the same building. For example, the security camera 1 and the storage device 2 are installed in different buildings. It is good to be.
  • the security camera 1 is an analog video camera and is connected to the storage device 2 by wire or wirelessly. Then, the security camera 1 captures a video of a preset shooting location and outputs a video signal indicating the captured video to the storage device 2.
  • the security camera 1 is not limited to an analog video camera, and may be a digital video camera (so-called IP camera). In other words, the video signal output from the security camera 1 toward the storage device 2 may be an analog signal or a digital signal.
  • the storage device 2 is a device for storing a video signal transmitted from the security camera 1, and is configured by a digital video recorder in the system S in which the security camera 1 is an analog type.
  • the present invention is not limited to this.
  • the security camera 1 is an IP camera
  • the storage device 2 may be configured by a network video recorder.
  • the storage device 2 includes a hard disk drive (denoted as HDD in FIG. 2) 21 and stores the video signal from the security camera 1 in the hard disk drive 21.
  • the storage device 2 includes a storage device-side controller 22, and the storage device-side controller 22 has functions of the storage device 2 including reception of video signals. Execute the process to demonstrate. More specifically, the storage device side controller 22 includes a CPU, a memory, a control circuit, and the like (not shown).
  • the storage device-side controller 22 constitutes an execution unit that executes predetermined processing in order to exhibit the function of the storage device 2.
  • the execution unit includes a video signal reception unit 22a, an error signal output unit 22b, a storage device side clock 22c, a data reception unit 22d, and a storage device side correction mechanism 22e.
  • the video signal receiving unit 22 a receives the video signal transmitted from the security camera 1 and stores it in the hard disk drive 21.
  • the error signal output unit 22b detects an abnormality related to the storage of the video signal and outputs an error signal to the monitoring device 3 when the abnormality is detected.
  • Examples of the abnormality relating to the storage of the video signal include that an abnormality such as a device failure is detected by the self-diagnosis function provided in the hard disk drive 21 and that the input of the video signal from the security camera 1 is interrupted. .
  • the storage device side clock 22c indicates a time managed internally by the storage device 2, and is a so-called real time clock.
  • the time represented by the storage device side clock 22c is written to the video signal as a time stamp when the video signal transmitted from the security camera 1 is stored in the hard disk drive 21.
  • the data receiver 22d receives the corrected time data transmitted by the monitoring device 3. The corrected time data will be described later.
  • the storage device side correction mechanism 22e corrects the time represented by the storage device side clock 22c based on the received corrected time data. By providing the storage device side correction mechanism 22e, even if the time of the storage device side clock 22c deviates from the original time (specifically, a reference time described later), the deviation is corrected. Thus, the time of the storage device side clock 22c can be corrected. By correcting the time shift in this way, the time stamp written on the video of the security camera 1 becomes an accurate time, so that the evidence capability of the video captured by the security camera 1 is improved.
  • the above effects are particularly effective when the time lag of the storage device side clock 22c inevitably occurs with the passage of time.
  • the storage device 2 includes a power supply unit 23 as shown in FIG. 2, and the power supply unit 23 receives power supplied from the commercial power supply CB through the power plug P1, and each part of the storage device main body (specifically, Power is supplied to the hard disk drive 21 and the storage device side controller 22).
  • the storage device body is a portion of the storage device 2 excluding the power supply unit 23.
  • the commercial power source CB is an example of an external power source. When the power switch SW1 disposed in the line connecting the power plug P1 and the power source unit 23 is turned on, the commercial power source CB is connected to the power source unit 23 from the commercial power source CB. The line is energized and the power supply unit 23 is activated.
  • the storage device 2 is provided with a USB jack 24 as an attachment port, and the dongle 4 is connected to the USB jack 24.
  • the dongle 4 corresponds to a power-supplied device and is detachable from the USB jack 24.
  • the power supplied from the power supply unit 23 is supplied to the dongle 4. More specifically, a voltage of about 5 V is applied to the circuit inside the dongle 4.
  • two cables extend from the circuit inside the dongle 4 toward the outside of the dongle 4, and a contact is formed at the end of each cable.
  • a contact point formed at the end of each cable is connected to an input terminal provided in the monitoring device 3. For this reason, while the power supplied from the power supply unit 23 is supplied to the dongle 4, the dongle 4 (specifically, a contact formed at the end of the cable extending from the dongle 4) is connected to the input terminal. A voltage of 5V will be applied.
  • the monitoring device 3 monitors the state of the security camera 1 and the storage device 2, and is connected to the storage device 2 by wire. More specifically, the error signal output from the storage device 2 (strictly speaking, the storage device-side controller 22) is input to the input terminal of the monitoring device 3. When the error signal is input, the monitoring device 3 outputs an alarm signal to the management terminal 5 placed in the management center or the portable terminal 6 held by the administrator through the external communication network GN such as the Internet.
  • the management center is a building different from the building where the storage device 2 and the monitoring device 3 are installed.
  • the management center is a company that manages the system S (for example, a security company or system management and maintenance). This is a facility set up by the company to manage this system S.
  • the administrator is an administrator of the system S, and is, for example, a person in charge of performing maintenance and inspection work of the system S.
  • the management terminal 5 of the management center or the portable terminal 6 of the manager When the management terminal 5 of the management center or the portable terminal 6 of the manager receives the alarm signal, character information or image information indicating the occurrence of an abnormality in the storage device 2 is displayed on the monitor of the management terminal 5 or the screen of the portable terminal 6. It will be displayed.
  • the operation of the monitoring device 3 when an abnormality occurs in the state of the security camera 1 or the storage device 2 is limited to outputting an alarm signal to the management terminal 5 of the management center or the portable terminal 6 owned by the administrator. Instead, an alarm sound may be generated together with the output of the alarm signal.
  • the monitoring device 3 is activated by being supplied with power from the commercial power supply CB, and has a super capacitor 3a as a power storage device therein as shown in FIG.
  • the supercapacitor 3a stores electric power while power from the commercial power source CB is supplied to the monitoring device 3, and discharges when power supply from the commercial power source CB is interrupted.
  • the monitoring device 3 stores a part of the supplied power in the supercapacitor 3a while the power is supplied from the commercial power source CB to the monitoring device 3, and the power is stored up to a predetermined capacity. Thereafter, the supercapacitor 3a is held in that state.
  • the supercapacitor 3a performs discharge through the discharge line, and supplies the discharge power to the monitoring device-side controller 31 described later.
  • the monitoring device 3 can maintain the start-up state even during a power failure for a period commensurate with the power stored in the supercapacitor 3a.
  • the monitoring apparatus 3 performs the below-mentioned process at the time of a power failure during the period which has started even if it is a power failure. Note that when the electric power stored in the supercapacitor 3a is completely discharged, the state of the monitoring device 3 is switched from the activated state to the deactivated state.
  • the monitoring device 3 includes a monitoring device-side controller 31, and the monitoring device-side controller 31 performs each function of the monitoring device 3 including output of an alarm signal. To execute the process. More specifically, the monitoring device side controller 31 includes a CPU, a memory, a control circuit, and the like (not shown).
  • the monitoring device-side controller 31 constitutes an execution unit that executes predetermined processing in order to exhibit the function of the monitoring device 3.
  • the execution unit includes an error signal reception unit 31a, a power supply unit abnormality determination unit 31b, an alarm signal output unit 31c, a keep alive signal output unit 31d, a monitoring device side clock 31e, and a monitoring device side correction mechanism.
  • 31f, a data distribution unit 31g, and a power failure processing execution unit 31h are included.
  • the error signal receiver 31a receives the error signal output from the storage device 2.
  • the error signal is received by being input to an input terminal included in the monitoring device 3.
  • the power supply unit abnormality determination unit 31b determines whether or not the power supply unit 23 of the storage device 2 is normally activated. In other words, the power supply unit abnormality determination unit 31b monitors the state of the storage device 2 by determining whether power is supplied from the power supply unit 23 to the storage device body.
  • the power supply unit abnormality determination unit 31b detects whether a voltage is applied to the input terminal to which the above-described dongle 4 is connected among the input terminals of the monitoring device 3.
  • a voltage is applied to the input terminal.
  • the power supply unit abnormality determination unit 31b determines that power is being supplied from the power supply unit 23 to the storage device body.
  • the power supply unit abnormality determination unit 31b determines that power is not supplied from the power supply unit 23 to the storage device body.
  • the power supply state of the dongle 4 attached to the USB jack formed in the storage device 2 is detected in order to check whether or not the power supply unit 23 is in an abnormal state.
  • the power supply unit 23 is not activated, specifically, when the power switch SW1 is turned off or when the power supply unit 23 is out of order, the dongle 4 is not in the power supply state. Determines that the power supply unit 23 is in an abnormal state.
  • the present system S it is possible to monitor the presence or absence of an abnormality in the power supply unit 23 of the storage device 2 by attaching the dongle 4 to the USB jack 24 of the storage device 2 and checking the power supply state of the dongle 4. Become. Thereby, in this system S, the system configuration becomes simple, it can be handled more easily, the versatility is high, and the abnormality of the power supply unit 23 can be reliably detected with an inexpensive configuration.
  • a USB connection type dongle 4 that is easy to connect is used as a device for monitoring the presence or absence of an abnormality in the power supply unit 23.
  • a USB connection type device has high versatility and is easier to handle than other connection method devices.
  • the dongle 4 is manufactured at a relatively low cost, and it is possible to detect an abnormality of the power supply unit 23 easily and reliably by detecting the power supply state.
  • the power supply unit abnormality determination unit 31b includes a control circuit for detecting the power supply state of the dongle 4, and the system S includes a control circuit having the configuration illustrated in FIG.
  • the configuration of FIG. 6 is merely an example of a control circuit, and any configuration that can detect the power supply state of the dongle 4 can be used without particular limitation.
  • symbol BZ indicates a buzzer
  • symbol RY indicates a relay
  • symbols U1, U2, and U3 indicate digital ICs.
  • among the digital ICs those with the same symbol correspond to the same digital IC.
  • the numbers written near the digital IC and the relay indicate the corresponding numbers of the connection pins.
  • the alarm signal output unit 31c transmits an alarm signal to the management terminal 5 of the management center or the portable terminal 6 of the administrator when the error signal receiving unit 31a receives the error signal from the storage device 2. Further, in the present system S, when the power supply unit abnormality determination unit 31b detects an abnormality in the power supply unit 23 of the storage device 2, the alarm signal output unit 31c also sends the management center management terminal 5 or the administrator mobile terminal 6 to the management unit 5. An alarm signal is sent to the destination.
  • the keep alive signal output unit 31d periodically outputs a keep alive signal to the management terminal 5 of the management center while the monitoring device 3 is in the activated state.
  • the keep-alive signal corresponds to a communication signal and is a signal output to indicate that the monitoring device 3 is normally activated.
  • the keep-alive signal is output once a day.
  • the output frequency of the keep-alive signal is not limited to the above frequency, and can be arbitrarily set.
  • the management terminal 5 determines that an abnormality has occurred in the monitoring device 3, and displays on the monitor of the management terminal 5 character information indicating the occurrence of the abnormality. Display image information.
  • the monitoring device side clock 31e indicates a time managed by the monitoring device 3 internally, and is a so-called real time clock.
  • the monitoring device side correction mechanism 31f corrects the time represented by the monitoring device side clock 31e. More specifically, the monitoring device side correction mechanism 31f acquires reference time information transmitted from a base station of a mobile phone company that is an external base station. And the monitoring apparatus side correction
  • the reference time information is time information superimposed on a radio signal transmitted from a base station of a mobile phone company, and indicates a reference time used as a reference when correcting the time.
  • the monitoring device side clock 31e is corrected with reference to the reference time information transmitted from the base station of the mobile phone company, the monitoring device side clock 31e can be easily corrected.
  • the time correction process by the monitoring device side correction mechanism 31f is periodically executed, but it is preferable that the execution frequency is about once a week.
  • the execution frequency of the time correction process is not limited to the above frequency and can be arbitrarily set.
  • the data distribution unit 31g distributes the corrected time data to the storage device 2 after execution of the time correction process by the monitoring device side correction mechanism 31f.
  • the corrected time data is data indicating the time of the monitoring device side clock 31e after being corrected by the monitoring device side correction mechanism 31f.
  • the storage device side correction mechanism 22e described above corrects the time of the storage device side clock 22c based on the corrected time data. More specifically, the storage device 2 executes a process of correcting the time of the storage device side clock 22c so as to coincide with the time indicated by the corrected time data with the reception of the corrected time data.
  • the distribution of the corrected time data may be automatically executed immediately after the execution of the time correction process by the monitoring device side correction mechanism 31f, or a data distribution request is transmitted from the storage device 2 side. It may be executed when the request is accepted.
  • the monitoring device 3 functions as an NTP server when the management time on the storage device 2 side is corrected.
  • the time correction processing is executed on the monitoring device 3 side, the monitoring device 3 interlocks with this.
  • the time correction process is also executed on the storage device 2 side.
  • the storage device side clock 22c is also corrected to coincide with the reference time in the same manner as the monitoring device side clock 31e.
  • the time of the storage device side clock 22c is corrected based on the corrected time of the monitoring device side clock 31e, so that the time can be easily corrected.
  • the power failure processing execution unit 31h executes power failure processing when power supply from the commercial power source CB is interrupted due to a power failure.
  • the process at the time of a power failure is a series of processes executed to notify the management center when the power supply from the commercial power source CB to the monitoring device 3 is interrupted due to a power failure.
  • the processing execution part 31h at the time of a power failure detects a power failure during a period when the monitoring device 3 is in an activated state even though it is a power failure. Further, when a power failure is detected, the power failure processing execution unit 31h transmits a notification signal for notifying that the power supply from the commercial power supply CB is interrupted toward the management terminal 5 of the management center.
  • the series of processes described above corresponds to the process at power failure.
  • the present system S it is possible to maintain the start-up state of the monitoring device 3 only for a certain period even when a power failure occurs, and to execute the power failure process during the certain period. Thereby, in this system S, it becomes possible to report to the management center that the power supply to the security camera 1, the storage device 2, and the monitoring device 3 was interrupted by a power failure.
  • the monitoring apparatus 3 it is good also as having a several LAN port besides having said structure. If the monitoring device 3 has a LAN port, bidirectional communication is possible with an external communication device. For example, information for alive monitoring is transmitted to the manager by SNMP (Simple Network Management Protocol), or The connection state between the monitoring device 3 and the external communication network can be confirmed by PING.
  • SNMP Simple Network Management Protocol
  • this monitoring method a monitoring process for monitoring the states of the security camera 1 and the storage device 2 is executed. This monitoring process is executed by the monitoring device 3 described above, and is always executed while the monitoring device 3 is activated.
  • the monitoring process proceeds according to the procedure shown in FIG. 7, and the monitoring device 3 monitors whether or not an error signal is output from the storage device 2 during the execution of the monitoring process (S001). And the monitoring apparatus 3 will output an alarm signal toward the management terminal 5 of a management center, or the portable terminal 6 of an administrator, if an error signal is received (S002).
  • the monitoring device 3 determines whether or not power is supplied from the power supply unit 23 to the storage device body in order to monitor the state of the storage device 2. More specifically, during execution of the monitoring process, the dongle 4 is held in a state of being connected to the USB jack 24 formed in the storage device 2. As described above, the dongle 4 is supplied with power supplied from the power supply unit 23 when the power supply unit 23 is attached to the USB jack 24 while supplying power to the storage device body. . On the other hand, when there is an input terminal to which the dongle 4 is connected among the input terminals of the monitoring device 3 and the power supplied from the power supply unit 23 is fed to the dongle 4, a voltage is applied to the input terminal. Specifically, a voltage of about 5V is applied.
  • the monitoring device 3 detects whether or not voltage is applied to the input terminal to which the dongle 4 is connected and detects the power supply state of the dongle 4, thereby determining whether power is supplied from the power supply unit 23 to the storage device body. Is determined (S003). At this time, if the magnitude of the voltage applied to the input terminal to which the dongle 4 is connected is not a normal value, the monitoring device 3 outputs an alarm signal toward the management terminal 5 of the management center or the portable terminal 6 of the administrator. (S004).
  • the monitoring device 3 periodically outputs a keep alive signal to the management terminal 5 of the management center during execution of the monitoring process. That is, the monitoring device 3 outputs a keep alive signal to the management terminal 5 (S006) whenever a predetermined time elapses during the period in which the monitoring device is in the activated state (S005).
  • a process for correcting the time managed in each of the storage device 2 and the monitoring apparatus 3, that is, a time correction process is periodically executed.
  • the time correction process first, as shown in FIG. 8, the monitoring device 3 receives the reference time information superimposed on the radio signal transmitted from the base station of the mobile phone company (S011). Thereafter, in the monitoring device 3, a process of correcting the time of the monitoring device side clock 31e is executed (S012). With this process, the time of the monitoring device side clock 31e is corrected to coincide with the time indicated by the reference time information.
  • the storage device 2 requests the monitoring device 3 to distribute corrected time data indicating the corrected time of the monitoring device side clock 31e (S013).
  • the corrected time data is transmitted to the storage device 2 by the function of the monitoring device 3 (specifically, the data distribution unit 31g) (S014).
  • processing for correcting the time of the storage device side clock 22c based on the corrected time data is executed (S016). With this process, the time of the storage device side clock 22c is corrected to coincide with the time indicated by the corrected time data.
  • the above-described power failure process is executed according to the procedure shown in FIG. More specifically, when the power supply from the commercial power supply CB to the monitoring device 3 is interrupted due to a power failure, the supercapacitor 3a built in the monitoring device 3 starts discharging through the discharge line (S021). As a result, the monitoring device 3 continues to maintain the activated state even during a power failure due to the discharge power from the supercapacitor 3a.
  • the monitoring device 3 After the discharge is started, the monitoring device 3 first detects a power failure (S022).
  • a means for detecting a power failure a known means can be used. For example, a sensor that detects power supply from the commercial power supply CB and outputs a signal is installed, and an output signal from the sensor to the monitoring device 3 is detected. It is good also as detecting a power failure by having stopped. And the monitoring apparatus 3 will transmit the alerting
  • the management center By executing the process at the time of stop according to the above procedure, the management center is notified that the power supply to the security camera 1, the storage device 2, and the monitoring device 3 has been interrupted due to a power failure, and is installed in the management center. It is possible to recognize the occurrence of a power failure through the monitor of the management terminal 5.
  • the monitoring apparatus 3 outputs an alarm signal toward the management terminal 5 installed in the building (specifically management center) different from the building in which the monitoring apparatus 3 is installed.
  • the device that is the output destination of the alarm signal (that is, the terminal corresponding to the management terminal 5) may be in the same building as the system S.
  • the terminal corresponding to the management terminal may be placed in a room different from the room in which the monitoring device 3 is placed while being placed in the same building as the building in which the monitoring device 3 is placed.
  • the management terminal is arranged in a room different from the room in which the monitoring device 3 is placed, so that the state of each of the storage device 2 and the monitoring device 3 can be remotely monitored.
  • the present invention is not limited to this. For example, at the time when a notification signal for notifying that the power supply from the commercial power supply CB is interrupted is transmitted, the power supply from the commercial power supply CB is restored and monitored. It may be the time when the device 3 is restarted. In this case, it is not necessary to mount the supercapacitor 3a on the monitoring device 3, and it is possible to provide a cheaper monitoring device 3.
  • the power-supplied device attached to the storage device 2 to detect an abnormality in the power supply unit 23 of the storage device 2 is connected to the USB jack 24 formed in the storage device 2.
  • the dongle 4 is supplied with power supplied from the power supply unit 23.
  • the power-supplied device is detachable from the mounting opening formed in the storage device 2 and can be supplied with power supplied from the power supply unit 23 when mounted in the mounting opening.
  • it may be connected to an IEEE1394 jack.
  • the alarm signal is transmitted from the monitoring device 3 to the management terminal 5 of the management center or the portable terminal 6 of the administrator through an external communication network such as the Internet.
  • an ASP Application Service
  • an alarm signal output from the monitoring device 3 is received by an ASP server (not shown).
  • data for popping up the information indicating the occurrence of abnormality on the monitor of the management terminal 5 is transmitted from the ASP server to the management terminal 5 of the management center, or an abnormality is detected from the ASP server to the portable terminal 6 of the administrator. Deliver e-mails with information on occurrences.
  • the ASP server may be interposed when the alarm signal is transmitted from the monitoring device 3 to the management terminal 5 of the management center or the portable terminal 6 of the administrator.
  • the ASP server receives the alarm signal, data for displaying information indicating the occurrence of an abnormality on the monitor or the like is generated by the ASP server. Therefore, by accessing the ASP server, other than the management terminal 5 and the mobile terminal 6 It is possible to display information on the occurrence of an abnormality on a monitor or the like even from a terminal.
  • the monitoring device 3 distributes information or outputs an alarm signal to the management terminal 5 of the management center or the portable terminal 6 of the administrator through the external communication network GN.
  • the external communication network GN in addition to the Internet, a communication network via a base station of a mobile phone company, that is, a mobile communication network such as a 3G line or a 4G line may be used.
  • the configuration of the storage device 2 has been described with reference to FIG. 2, but this diagram does not limit the specific configuration such as the arrangement of devices in the storage device 2.
  • the hard disk drive 21, the storage device side controller 22, and the power supply unit 23 may all be housed in the housing of the storage device 2, or the hard disk drive 21, the storage device side controller 22 and the power supply unit. Any one of 23 may be outside the housing and may be provided in a so-called external form.

Abstract

Le problème à résoudre dans le cadre de la présente invention consiste à fournir un système de surveillance qui, avec une configuration à bas coût, permet un traitement aisé et une souplesse d'utilisation plus importante, et peut détecter de manière fiable une anomalie d'une unité d'alimentation électrique dans un dispositif d'enregistrement. La solution proposée consiste en un système de surveillance (S) qui surveille l'état d'un dispositif de stockage (2) qui acquiert et stocke un signal d'image provenant d'une caméra de sécurité (1), ledit système de surveillance (S) comprenant une fiche gigogne (4) qui reçoit du courant d'une unité d'alimentation électrique (23) agencée dans le dispositif de stockage (2) lorsque la fiche gigogne (4) est insérée dans un port USB (24) formé dans le dispositif de stockage (2) tandis que l'unité d'alimentation électrique (23) alimente en courant le corps de dispositif de stockage, et un dispositif de surveillance (3) destiné à surveiller l'état du dispositif de stockage par détection de l'état du courant fourni à la fiche gigogne (4) afin de déterminer la présence ou l'absence de courant qui est fourni au corps de dispositif de stockage par l'unité d'alimentation électrique (23).
PCT/JP2013/079964 2013-03-13 2013-11-06 Système de surveillance, procédé de surveillance et dispositif de surveillance WO2014141531A1 (fr)

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JP2013050833A JP5690364B2 (ja) 2013-03-13 2013-03-13 監視システム、監視方法及び監視装置
JP2013-050833 2013-03-13

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CN111614866A (zh) * 2020-04-03 2020-09-01 浙江工业大学 一种实现宠物喂食器视频监控和远程控制的方法

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JP2000285328A (ja) * 1999-01-29 2000-10-13 Secom Co Ltd 監視カメラ装置
JP2003067049A (ja) * 2001-08-29 2003-03-07 Yamatake Sangyo Systems Co Ltd 監視装置
JP2003321168A (ja) * 2002-05-07 2003-11-11 Hitachi Building Systems Co Ltd エレベーターの遠隔監視装置
JP2005250739A (ja) * 2004-03-03 2005-09-15 Seiko Epson Corp 電子機器
JP2008048036A (ja) * 2006-08-11 2008-02-28 Sharp Corp 情報処理装置、情報処理方法及びテレビ電話
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JP2000285328A (ja) * 1999-01-29 2000-10-13 Secom Co Ltd 監視カメラ装置
JP2003067049A (ja) * 2001-08-29 2003-03-07 Yamatake Sangyo Systems Co Ltd 監視装置
JP2003321168A (ja) * 2002-05-07 2003-11-11 Hitachi Building Systems Co Ltd エレベーターの遠隔監視装置
JP2005250739A (ja) * 2004-03-03 2005-09-15 Seiko Epson Corp 電子機器
JP2008048036A (ja) * 2006-08-11 2008-02-28 Sharp Corp 情報処理装置、情報処理方法及びテレビ電話
JP2011199737A (ja) * 2010-03-23 2011-10-06 Hitachi Ltd 監視映像記録装置、監視映像記録方法およびプログラム

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CN110264655A (zh) * 2019-06-24 2019-09-20 天津华来科技有限公司 智能监控设备和系统

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