Integrated monitoring CCTV, abnormality detection apparatus, and method for operating the apparatus

• US 10,271,016 B2
• Filed: 07/12/2016
• Issued: 04/23/2019
• Est. Priority Date: 07/19/2015
• Status: Active Grant

• Current Assignee: IVS Technology Corporation
• Original Assignee: IVS Technology Corporation
• Inventors: Bae, Young-Hoon
• Primary Examiner(s): Pihulic, Daniel
• Application Number:
  US15/208,370
• Publication Number:
  US 20170019639A1
• Time in Patent Office: 1,015 Days
• CPC Class Codes: G06F 18/251 of input or preprocessed data
• CPC Class Codes: G06V 10/95 structured as a network, e.g. client-server architectures
• CPC Class Codes: G06V 20/44 Event detection
• CPC Class Codes: G06V 20/52 Surveillance or monitoring of activities, e.g. for recognising suspicious objects recognising microscopic objects G06V20/69
• CPC Class Codes: G08B 13/08 by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
• CPC Class Codes: G08B 13/19695 Arrangements wherein non-video detectors start video recording or forwarding but do not generate an alarm themselves
• CPC Class Codes: H04N 7/18 Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
• CPC Class Codes: H04N 7/181 for receiving images from a plurality of remote sources
• CPC Class Codes: H04N 7/188 Capturing isolated or intermittent images triggered by the occurrence of a predetermined event, e.g. an object reaching a predetermined position signal generation from motion picture films H04N5/253
• CPC Class Codes: H04R 2430/20 Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic H04R2203/12 takes precedence
• CPC Class Codes: H04R 3/005 for combining the signals of two or more microphones specially adapted for hearing aids H04R25/407

Abstract

Disclosed herein are an integrated monitoring CCTV, an abnormality detection apparatus, and a method for operating the apparatus. The abnormality detection apparatus includes a monitoring information collection unit for collecting monitoring information that includes location information, sound information and time information of a monitoring area from at least one integrated monitoring CCTV including multiple microphones; and an abnormal sound determination unit for determining whether an abnormality has occurred in the monitoring area, based on the sound information of the monitoring area, wherein the abnormality detection apparatus further comprises an explosion occurrence determination unit for, based on information about installation locations and installation directions of multiple integrated monitoring CCTVs transmitted from the multiple integrated monitoring CCTVs, generating a sensor matrix map for the multiple integrated monitoring CCTVs and calculating a location of occurrence of an abnormal sound based on the sensor matrix map when the abnormal sound occurs.

Claims

1. An abnormality detection apparatus, comprising:

a monitoring information collection unit for collecting monitoring information that includes location information, sound information and time information of a monitoring area from at least one integrated monitoring Closed Circuit Television (CCTV) including multiple microphones; and

an abnormal sound determination unit for determining whether an abnormality has occurred in the monitoring area, based on the sound information of the monitoring area,

wherein the monitoring information includes information about an installation location and an installation direction of the integrated monitoring CCTV,

wherein the abnormality detection apparatus further comprises an explosion occurrence determination unit for, based on information about installation locations and installation directions of multiple integrated monitoring CCTVs transmitted from the multiple integrated monitoring CCTVs, generating a sensor matrix map for the multiple integrated monitoring CCTVs and calculating a location of occurrence of an abnormal sound based on the sensor matrix map when the abnormal sound occurs,

wherein the monitoring information further includes atmospheric pressure information of the monitoring area generated based on a barometer installed in each integrated monitoring CCTV,

wherein the explosion occurrence determination unit is configured to, when a change in atmospheric pressure included in atmospheric pressure information transmitted from the multiple integrated monitoring CCTVs is equal to or greater than a preset explosion determination value, determine that an explosion has occurred, and

wherein the explosion occurrence determination unit is configured to, if it is determined that the explosion has occurred, detect integrated monitoring CCTVs having identical changes in atmospheric pressure at identical time, based on the time information and the atmospheric pressure information, form concentric circles by connecting the integrated monitoring CCTVs having identical changes in atmospheric pressure at identical time based on the installation location information, and determine a center of the concentric circles to be a point of the explosion.

2. The abnormality detection apparatus of claim 1, wherein the sound information of the monitoring area includes information about a direction of occurrence of sounds detected by multiple microphones included in the integrated monitoring CCTV installed in the monitoring area.

3. The abnormality detection apparatus of claim 2, wherein the explosion occurrence determination unit calculates the location of occurrence of the abnormal sound by applying triangulation to the sensor matrix map.

4. An abnormality detection apparatus, comprising:

a monitoring information collection unit for collecting monitoring information that includes location information, sound information and time information of a monitoring area from at least one integrated monitoring Closed Circuit Television (CCTV) including multiple microphones; and

an abnormal sound determination unit for determining whether an abnormality has occurred in the monitoring area, based on the sound information of the monitoring area,

wherein the monitoring information includes information about an installation location and an installation direction of the integrated monitoring CCTV,

wherein the abnormality detection apparatus further comprises an explosion occurrence determination unit for, based on information about installation locations and installation directions of multiple integrated monitoring CCTVs transmitted from the multiple integrated monitoring CCTVs, generating a sensor matrix map for the multiple integrated monitoring CCTVs and calculating a location of occurrence of an abnormal sound based on the sensor matrix map when the abnormal sound occurs,

wherein the monitoring information further includes atmospheric pressure information of the monitoring area generated based on a barometer installed in each integrated monitoring CCTV,

wherein the explosion occurrence determination unit is configured to, when a change in atmospheric pressure included in atmospheric pressure information transmitted from the multiple integrated monitoring CCTVs is equal to or greater than a preset explosion determination value, determine that an explosion has occurred, and

wherein the explosion occurrence determination unit is configured to, if it is determined that the explosion has occurred, classify integrated monitoring CCTVs having identical changes in atmospheric pressure at identical time into two groups based on the time information and the atmospheric pressure information, set a virtual line for connecting integrated monitoring CCTVs belonging to an identical group and a vertical virtual line perpendicular to the virtual line, and determine a point at which vertical virtual lines belonging to different groups meet to be a point of the explosion.

11. The abnormality detection apparatus of claim 4, wherein the sound information of the monitoring area includes information about a direction of occurrence of sounds detected by multiple microphones included in the integrated monitoring CCTV installed in the monitoring area.

12. The abnormality detection apparatus of claim 4, wherein the explosion occurrence determination unit calculates the location of occurrence of the abnormal sound by applying triangulation to the sensor matrix map.

5. A method for operating an abnormality detection apparatus, comprising:

collecting monitoring information that includes location information, sound information and time information of a monitoring area from at least one integrated monitoring Closed Circuit Television (CCTV) including multiple microphones; and

determining whether an abnormality has occurred in the monitoring area, based on the sound information of the monitoring area,

wherein the monitoring information includes information about an installation location and an installation direction of the integrated monitoring CCTV, and the monitoring information further includes atmospheric pressure information of the monitoring area generated based on a barometer installed in each integrated monitoring CCTV, and

wherein the method further comprises;

generating a sensor matrix map for the multiple integrated monitoring CCTVs, based on information about installation locations and installation directions of multiple integrated monitoring CCTVs transmitted from the multiple integrated monitoring CCTVs;

calculating a location of occurrence of an abnormal sound based on the sensor matrix map when the abnormal sound occurs;

determining that an explosion has occurred when a change in atmospheric pressure included in atmospheric pressure information transmitted from the multiple integrated monitoring CCTVs, is equal to or greater than a preset explosion determination value;

when it is determined that the explosion has occurred, detecting integrated monitoring CCTVs having identical changes in atmospheric pressure at identical time based on installation location information, time information, and atmospheric pressure information;

forming concentric circles by connecting integrated monitoring CCTVs having identical changes in atmospheric pressure at identical time; and

determining a center of the concentric circles to be a point of the explosion.

6. The method for operating the abnormality detection apparatus of claim 5, wherein the sound information of the monitoring area includes information about a direction of occurrence of sounds detected by multiple microphones included in the integrated monitoring CCTV installed in the monitoring area.

7. The method for operating the abnormality detection apparatus of claim 6, wherein calculating the location of occurrence of the abnormal sound is performed by applying triangulation to the sensor matrix map.

8. A method for operating an abnormality detection apparatus, comprising:

collecting monitoring information that includes location information, sound information and time information of a monitoring area from at least one integrated monitoring Closed Circuit Television (CCTV) including multiple microphones; and

determining whether an abnormality has occurred in the monitoring area, based on the sound information of the monitoring area,

wherein the monitoring information includes information about an installation location and an installation direction of the integrated monitoring CCTV, and the monitoring information further includes atmospheric pressure information of the monitoring area generated based on a barometer installed in each integrated monitoring CCTV, and

wherein the method further comprises;

generating a sensor matrix map for the multiple integrated monitoring CCTVs, based on information about installation locations and installation directions of multiple integrated monitoring CCTVs transmitted from the multiple integrated monitoring CCTVs;

calculating a location of occurrence of an abnormal sound based on the sensor matrix map when the abnormal sound occurs;

determining that an explosion has occurred when a change in atmospheric pressure included in atmospheric pressure information transmitted from the multiple integrated monitoring CCTVs is equal to or greater than a preset explosion determination value;

when it is determined that the explosion has occurred, classifying integrated monitoring CCTVs having identical changes in atmospheric pressure at identical time into two groups based on the time information and the atmospheric pressure information;

setting a virtual line for connecting integrated monitoring CCTVs belonging to an identical group and a vertical virtual line perpendicular to the virtual line; and

determining a point at which vertical virtual lines belonging to different groups meet to be a point of the explosion.

9. The method according to claim 8, wherein the sound information of the monitoring area includes information about a direction of occurrence of sounds detected by multiple microphones included in the integrated monitoring CCTV installed in the monitoring area.

10. The method according to claim 8, wherein calculating the location of occurrence of the abnormal sound is performed by applying triangulation to the sensor matrix map.