JP2010286982A - Security system, and abnormality detection method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enhance the detecting precision of an abnormal situation occurred in a monitoring object region. <P>SOLUTION: A security system includes: a camera device for photographing a prescribed monitoring region; a sensor for detecting a prescribed event which occurs in the prescribed monitoring region; a voice input/output device installed in the neighborhood of the prescribed monitoring region; and a monitoring device installed in a security company connected through a communication line to the camera device. The camera device includes: an abnormality generation notification means for notifying the monitoring device that the occurrence of the prescribed event has been detected by the sensor; and a monitoring information notification means for notifying the monitoring device of a moving image photographed in response to an operation request from the monitoring device and the obtained voice after the monitoring device is notified. The monitoring device includes: a monitoring information output means for outputting the moving image and the voice by using the display device and the voice input/output device; and a communication means for notifying the voice input/output device connected to the camera device of the voice issued by a guard who has confirmed them. <P>COPYRIGHT: (C)2011,JPO&amp;INPIT

Description

  The present invention relates to a technique for monitoring a predetermined monitoring area using video and audio.

  A security sensor is installed at the door etc. for crime prevention in a residence that is absent during the day or an office that is unattended at night, and if the security sensor detects an abnormality, the security company has detected that the abnormality has been detected. There is a service form in which notification is made.

  There is also a service form in which a camera device is installed in a residence or office, a video taken by the camera device is transmitted to a portable information terminal, and the user monitors the residence or office that the user is away from.

JP 2007-195130 A

  However, the above-described prior art has a problem that even if the security sensor detects an abnormality, there is no way to confirm whether or not the detection by the security sensor should have been originally detected. In addition, there is a problem that even if the user himself / herself monitors the monitoring target area using the portable information terminal and recognizes the occurrence of some situation in the monitoring target area, the user himself / herself cannot deal with it.

  In view of the above problems, an object of the present invention is to provide a security system and an abnormality detection method that increase the accuracy of detecting an abnormal situation that occurs in a monitored region.

  In one form of the disclosed security system, a camera device that captures a predetermined monitoring area, a sensor that detects a predetermined event that occurs in the predetermined monitoring area, and an audio input installed in the vicinity of the predetermined monitoring area. An output device and a monitoring device provided by a security company connected to the camera device via a communication line, the camera device being a security system connected to the sensor and the voice input / output device, The camera device, when the occurrence of the predetermined event is detected by the sensor, an abnormality occurrence notification means for notifying the monitoring device of the occurrence of the predetermined event via the communication line, and the abnormality After being notified by the occurrence notification means, the area corresponding to the operation request from the monitoring device is imaged, and the captured moving image and the audio acquired by the audio input / output device are Monitoring information notifying means for notifying the monitoring device via a communication line, and the monitoring device includes the display device and the sound provided in the monitoring device with the moving image and the sound notified by the monitoring information notifying means. The monitoring information output means that outputs using the input / output device, and the voice that the security company provides the voice that the security company's security officer who has confirmed the moving image and the sound output by the monitoring information output means outputs. Communication means for acquiring from the input / output device and notifying the acquired voice to the voice input / output device connected to the camera device via the communication line and the camera device. .

  The disclosed security system can increase the detection accuracy of an abnormal situation that occurs in the monitored region.

It is a figure explaining the outline of the security system which concerns on this Embodiment. It is a functional block diagram of the security system which concerns on this Embodiment. It is a flowchart of the example of a process by the security system which concerns on this Embodiment.

The best mode for carrying out the present invention will be described with reference to the drawings.
First, the outline | summary of the security system 100 which concerns on this Embodiment is demonstrated using FIG. FIG. 1 is a diagram for explaining the outline of the security system 100. As shown in FIG. 1, the security system 100 uses the sensor 240 to monitor abnormal situations that occur inside and outside the monitoring target 200. Here, the monitoring target 200 is a house or office that is out of the office, and the abnormal situation monitored using the sensor 240 is that there is an illegal intruder or an article installed inside or outside the monitoring target 200 is destroyed. It means being done.

  When the sensor 240 detects that an abnormal situation has occurred in the monitoring target 200, it notifies the camera device 210 to that effect, and the camera device 210 guards that an abnormal situation has occurred via the communication network 500. Notify the company 300. Further, the camera device 210 may notify the security company 300 and notify the portable information terminal 400 such as a mobile phone in the same manner.

  The notification from the camera device 210 is received by the security device 310 of the security company 300. The security device 310 transmits the moving image captured by the camera device 210 and the voice acquired by the voice input / output device 250 to the security device 310 in order to grasp the status of the monitoring target 200 by the security company 300. Request to the camera device 210. In response to the request, the camera device 210 transmits image information and audio information to the security device 310 via the communication network 500.

  The security device 310 outputs the received image information and audio information on the monitor (display device and voice input / output device) of the security device 310, and the security officer of the security company 300 confirms it. If the security guard determines that it is necessary, a threatening voice such as “voice for confirming an intruder” is input from the security device 310, and the voice is sent from the voice input / output device 250 via the camera device 210. Is output.

  On the other hand, in the monitoring target 200, when an intruder responds to the security guard's voice and explains that no abnormal situation has occurred in the monitoring target 200 such as "I am not an illegal intruder", The sound is notified to the security device 310 via the devices 250 and 210. Accordingly, when it is not confirmed that an abnormal situation has not occurred in the monitoring target 200, the security device 310 performs predetermined processing such as notifying the police that “an abnormal situation has occurred in the monitoring target 200”. I do. Moreover, the security device 310 may be configured to notify the security staff of the company 300 that “an abnormal situation has occurred in the monitoring target 200”.

  By doing so, the occurrence of an abnormal situation in the monitoring target 200 can be detected with high accuracy, and when an abnormal situation occurs, appropriate processing can be quickly performed.

(Operational principle of the security system according to the present embodiment)
The operation principle of the security system 100 according to the present embodiment will be described with reference to FIG. FIG. 2 is a functional block diagram of the security system 100. As shown in FIG. 2, the security system 100 includes a camera device 210, a sensor 240, and a voice input / output device 250 on the monitoring target 200 side, and a monitoring device 310 on the security company 300 side. The security system 100 may include the portable information terminal 400. The camera device 210, the monitoring device 310, and the portable information terminal 400 are connected via the communication network 500.

  The sensor 240 is a security guard sensor, detects the occurrence of an abnormal situation in the monitoring target 200, and notifies the camera device 210 of the detection. For example, the sensor 240 uses a magnet switch to normalize the state in which the door is closed, and sends a signal as an abnormal situation when the door is opened. In addition, the sensor 240 may be a human sensor, and when a temperature change in the detection area is detected using infrared rays or the like, a signal is transmitted as an abnormality occurrence. Further, the sensor 240 may be an image motion detection sensor, which constantly monitors part or all of the camera image and sends a signal as an abnormal situation when a change in contrast exceeding a threshold value is met.

  The voice input / output device 250 includes a speaker and a microphone, converts an input electric signal into a voice and outputs it, and converts the input voice into an electric signal and outputs it. Here, the speaker and the microphone do not need to be stored in one housing, and either one may be built in the camera device 210. That is, an apparatus that realizes a function of converting an input electric signal into sound and outputting the sound and converting an input sound into an electric signal and outputting the sound may be in the vicinity of the monitoring target 200.

  The camera device 210 is a device that captures an image of the monitoring target 200 area based on a remote operation from the monitoring device 310 of the security company 300 or the portable information terminal 400. As shown in FIG. 2, the camera device 210 includes an abnormality occurrence notification unit 220 and a monitoring information notification unit 230.

  When the sensor 240 detects an abnormal situation in the monitoring target 200, the abnormality occurrence notifying unit 220 notifies the monitoring apparatus 310 to that effect via the communication network 500. In addition, the abnormality occurrence notifying unit 220 may be configured to notify the monitoring device 310 of a still image related to a predetermined area captured by the camera device 210 while performing the above notification. As a result, information that can be used for identifying an intruder or an article destroyer can be acquired with certainty.

  Further, when there are a plurality of security companies 300, the abnormality occurrence notification means 220 may be configured to notify the security device 310 of one security company 300 set in advance. By doing so, for example, it is possible to select an appropriate security company 300 in consideration of the monitoring time zone and the guardian's standby status in the security company 300.

  Further, the communication means by the abnormality occurrence notification means 220 may be wired communication or wireless communication. Here, the wired communication is a LAN (Local Area Network) or the like, and the wireless communication is not limited to a communication standard such as communication based on the Bluetooth (registered trademark) standard or communication based on the Wi-Fi (registered trademark) standard. If the transmission is performed by wireless communication, the video line and the control line become unnecessary, and the installation location changing work of the camera device 210 becomes easy.

  The monitoring information notification unit 230 transmits a moving image captured based on a remote operation from the monitoring device 310 or the portable information terminal 400 and a sound in the monitoring target 200 acquired by the voice input / output device 250 via the communication network 500. And transmitted to the monitoring device 310 and the portable information terminal 400. The remote operation is an operation for instructing a shooting direction, zoom, and the like by the camera device 210.

  As shown in FIG. 2, the monitoring device 320 included in the security company 300 includes monitoring information output means 320, communication means 330, display device 340, and voice input / output device 350. The display device 340 is a device that displays image information captured by the camera device 210, and the voice input / output device 350 outputs the voice acquired by the voice input / output device 250 and acquires the voice of a security guard or the like. Device.

  The monitoring information output unit 320 outputs the image information and audio information transmitted from the camera device 210 using the display device 350 and the audio input / output device 350. That is, the security company 300 monitors the status of the monitoring target 200 acquired by the camera device 210 and the voice input / output device 250.

  The communication unit 330 transmits, to the camera device 210 via the communication network 500, a voice for threatening the intruder or a voice for confirming the intruder, which is issued by the guard according to the monitoring situation. Output from the voice input / output device 250. By intimidating an intruder, the effect of crime prevention and security can be enhanced, and by checking the intruder, etc., the accuracy of detecting an abnormal situation can be improved, that is, preventing false positive detection. be able to.

(Example of processing by security system according to this embodiment)
A processing example by the security system 100 according to the present embodiment will be described with reference to FIG. FIG. 3 is a flowchart showing a flow of a processing example by the security system 100.

  In S10, the sensor 240 monitors whether or not an abnormal situation has occurred in the monitoring target 200. An abnormal situation means that there is an illegal intruder or an article installed near the monitoring target 200 is destroyed. For example, the sensor 240 uses a magnet switch to normalize the state in which the door is closed, and sends a signal as an abnormal situation when the door is opened. The sensor 240 may be a human sensor, and when a temperature change in the detection area is detected, a signal is transmitted as an abnormality occurrence. Further, the sensor 240 may be an image motion detection sensor, which constantly monitors part or all of the camera image and sends a signal as an abnormal situation when a change in contrast exceeding a threshold value is met.

  If the sensor detects an abnormality in the monitoring target 200 in S20 (Yes in S20), the process proceeds to S30, and if no abnormal situation is detected (No in S20), the monitoring target 200 is monitored in S10. continue. In S30, the sensor 240 notifies the camera device 210 that the occurrence of an abnormal situation has been detected.

  In S <b> 40, the abnormality occurrence notification unit 220 notifies the monitoring apparatus 310 that the occurrence of an abnormal situation has been detected in the monitoring target 200 via the communication network 500. Further, the abnormality occurrence notifying unit 220 may perform the above notification and notify the monitoring device 310 of a still image obtained by photographing the installation location direction of the sensor 240 by the camera device 210. As a result, information that can be used for identifying an intruder or an article destroyer can be acquired with certainty.

  In S <b> 50, the monitoring device 310 performs a remote operation on the shooting direction and zoom of the camera device 210 based on the operation of the guard. That is, the monitoring device 310 transmits an operation request for the camera device 210 based on the operation of the guard to the camera device 210 via the communication network 500.

  In step S <b> 60, the camera apparatus 210 captures an image based on the operation request received from the monitoring apparatus 310. Then, the monitoring information notification unit 230 transmits the moving image captured based on the remote operation from the monitoring device 310 and the sound in the monitoring target 200 acquired by the voice input / output device 250 via the communication network 500. To 310. On the other hand, in the security company 300, the monitoring information output unit 320 outputs the image information and audio information transmitted from the camera device 210 using the display device 350 and the audio input / output device 350.

  In S70, the communication unit 330 transmits, to the camera device 210 via the communication network 500, a voice for threatening the intruder or a voice for confirming the intruder, which is issued by the guard according to the monitoring situation. Output from the voice input / output device 250. In addition, the monitoring information notification unit 230 transmits the moving image captured by the camera device 210 and the response of the intruder acquired by the voice input / output device 250 to the monitoring device 310 via the communication network 500. Thus, the effect of the security guard can be enhanced by threatening the intruder. Further, by confirming an intruder or the like, it is possible to improve the accuracy of detecting an abnormal situation, that is, it is possible to prevent misdetection.

  If it is not confirmed in S80 that an abnormal situation has not occurred in the monitoring target 200, the security device 310 notifies the police that "an abnormal situation has occurred in the monitoring target 200". I do. Moreover, the security device 310 may be configured to notify the security staff of the company 300 that “an abnormal situation has occurred in the monitoring target 200”. By doing so, the security system 100 can quickly perform an appropriate process when an abnormal situation occurs.

  Although the embodiment of the present invention has been described in detail above, the present invention is not limited to the specific embodiment, and various modifications are possible within the scope of the gist of the present invention described in the claims.・ Change is possible.

DESCRIPTION OF SYMBOLS 100 Security system 200 Monitoring object 210 Camera apparatus 220 Abnormality notification means 230 Monitoring information notification means 240 Sensor 250 Voice input / output device 300 Security company 310 Monitoring device 320 Monitoring information output means 330 Communication means 340 Display device 350 Voice input / output device 400 Portable Information terminal 500 Communication network

Claims (7)

A camera device that captures a predetermined monitoring area, a sensor that detects a predetermined event that occurs in the predetermined monitoring area, a voice input / output device that is installed in the vicinity of the predetermined monitoring area, and a communication with the camera device A monitoring device provided by a security company connected via a line, and the camera device is a security system connected to the sensor and the voice input / output device,
The camera device is
When the occurrence of the predetermined event is detected by the sensor, an abnormality occurrence notifying means for notifying the monitoring device that the predetermined event has occurred, via the communication line;
After being notified by the abnormality notification means, the area corresponding to the operation request from the monitoring device is imaged, and the captured moving image and the audio acquired by the audio input / output device are transmitted via the communication line. Monitoring information notifying means for notifying the monitoring device;
The monitoring device
Monitoring information output means for outputting the moving image and the sound notified by the monitoring information notification means using a display device and a sound input / output device provided in the monitoring device;
Obtained from the voice input / output device provided in the security company, the voice produced by the security company's guard who confirmed the moving image and voice output by the monitoring information output means, the obtained voice, And a communication means for notifying the voice input / output device connected to the camera device via a communication line and the camera device.   2. The security system according to claim 1, wherein the abnormality occurrence notifying unit notifies that the predetermined event has occurred, and also notifies a still image obtained by photographing the predetermined monitoring area.   The said abnormality occurrence notification means and the said monitoring information notification means notify with respect to the said monitoring apparatus with which a predetermined security company is equipped among these security companies when there exist two or more said security companies. The security system according to 1 or 2.   The security system according to any one of claims 1 to 3, wherein the abnormality occurrence notification unit and the monitoring information notification unit further notify the portable information terminal via the communication line. A camera device that captures a predetermined monitoring area, a sensor that detects a predetermined event that occurs in the predetermined monitoring area, a voice input / output device that is installed in the vicinity of the predetermined monitoring area, and a communication with the camera device A monitoring device provided by a security company connected via a line, and the camera device is an abnormality detection method using a security system connected to the sensor and the voice input / output device,
In the camera device,
When the occurrence of the predetermined event is detected by the sensor, an abnormality occurrence notifying unit notifies the monitoring device that the predetermined event has occurred via the communication line;
After the notification by the abnormality occurrence notifying means is made, the monitoring information notifying means captures an area corresponding to the operation request from the monitoring apparatus, and the captured moving image and the sound acquired by the sound input / output device are displayed. And notifying the monitoring device via the communication line;
In the monitoring device,
A step of outputting the moving image and the sound notified by the monitoring information notification means using a display device and a sound input / output device provided in the monitoring device;
The communication means acquires, from the voice input / output device provided in the security company, the voice emitted by the security company security officer who has confirmed the moving image and voice output by the monitoring information output means, and has acquired the acquired And a step of notifying the voice input / output device connected to the camera device via the communication line and the camera device.   The abnormality detection method according to claim 5, wherein the abnormality occurrence notifying unit notifies that the predetermined event has occurred, and also notifies a still image obtained by photographing the predetermined monitoring area.   The said abnormality occurrence notification means and the said monitoring information notification means notify with respect to the said monitoring apparatus with which a predetermined | prescribed security company is equipped among these security companies when there exist two or more said security companies. 5. The abnormality detection method according to 5 or 6.

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