KR20140126167A - Apparatus and method for proviing tracking video - Google Patents

Apparatus and method for proviing tracking video Download PDF

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Publication number
KR20140126167A
KR20140126167A KR1020130044375A KR20130044375A KR20140126167A KR 20140126167 A KR20140126167 A KR 20140126167A KR 1020130044375 A KR1020130044375 A KR 1020130044375A KR 20130044375 A KR20130044375 A KR 20130044375A KR 20140126167 A KR20140126167 A KR 20140126167A
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KR
South Korea
Prior art keywords
location information
mobile terminal
tracking
information
camera
Prior art date
Application number
KR1020130044375A
Other languages
Korean (ko)
Inventor
전민호
이종성
조경우
신현준
백승민
안정길
오창헌
Original Assignee
한국기술교육대학교 산학협력단
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Priority to KR1020130044375A priority Critical patent/KR20140126167A/en
Publication of KR20140126167A publication Critical patent/KR20140126167A/en

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

This specification discloses a method by which a tracking image providing apparatus provides a tracking image. The method includes: receiving location information from at least one CCTV camera and identifying an imaging area of each of the at least one CCTV camera based on the received location information; Receiving the location information of the mobile terminal to be tracked, comparing the location information of the mobile terminal and the identified shooting area, and determining an imaging area to which the mobile terminal belongs; And transmitting the photographed image of the CCTV camera corresponding to the photographing area to the control server.

Description

TECHNICAL FIELD [0001] The present invention relates to a tracking image providing apparatus and a tracking image providing method,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a tracking image providing apparatus, and more particularly, to a tracking image providing apparatus and a method of operating the same.

As the image processing and data communication technologies are developed, the image information obtained by the imaging equipment installed in various institutions, buildings, and public places can be grasped, or the image information can be used to reconstruct the crime scene, Is used. This image acquisition and image processing system is composed of a system that transmits image information collected by Agency A at the request of Agency B and C, C in the system.

The conventional tracking image providing apparatus based on such a system recognizes the situation while the surveillant watches the images collected from a plurality of cameras at a scene center and selects images suitable for the specific situation and the requested information, Most of them are transmitted.

Closed Circuit Tele-Vision (CCTV) system, which is generally used for image provision, is installed in houses, department stores, banks, factories, parking lots, exhibition halls, etc. to prevent theft, This CCTV system is used for monitoring the traffic situation. It is one of more video cameras that capture the surveillance target, video images taken from video cameras, And a VCR that records the images captured by the video camera so that they can be played back later. In addition, the image input from one or more cameras is divided into four screens, eight screens, sixteen screens, ... And a function of displaying the image in a reduced size is added.

In the related art, it is general that the location information (latitude, longitude, etc.) of the CCTV camera is set in advance and the photographing area is set in advance.

However, in the case where the entry of the specific camera into the photographing area is judged based on the real-time position information of the object to be tracked, there is a limit in that accurate tracking photographing can be performed only when the error of the position information acquiring time of the object is corrected.

The present invention is directed to providing a tracking image providing apparatus. And more particularly, to an apparatus and method for tracking a specific object by correcting position information of a tracking camera in real time and providing the tracking image.

According to an embodiment of the present invention, a method is provided in which a tracking image providing apparatus provides a tracking image. The method includes: receiving location information from at least one CCTV camera and identifying an imaging area of each of the at least one CCTV camera based on the received location information; Receiving the location information of the mobile terminal to be tracked, comparing the location information of the mobile terminal and the identified shooting area, and determining an imaging area to which the mobile terminal belongs; And transmitting the photographed image of the CCTV camera corresponding to the photographing area to the control server.

The location information of the at least one camera and the location information of the mobile terminal may be GPS (Global Positioning System) based location information.

The location information of the tracking target mobile terminal can be received from the location information collection server of the mobile communication service company to which the mobile terminal is subscribed.

The control server may be a server operated by a government or a public entity that requests tracking of the mobile terminal to be tracked.

According to another embodiment of the present invention, a tracking image providing apparatus is provided. The apparatus comprising: a shooting region determining unit that receives location information from at least one CCTV (Closed Circuit Tele-Vision) camera and identifies an imaging region of each of the at least one CCTV camera based on the received location information; A tracking information receiver for receiving location information of a tracking target mobile terminal; A tracking camera determination unit for comparing the received location information of the mobile terminal and the identified shooting area to determine an imaging area to which the mobile terminal belongs; And a tracking image providing unit for transmitting the photographed image of the CCTV camera corresponding to the photographing area to the control server.

The location information of the at least one camera and the location information of the mobile terminal may be GPS (Global Positioning System) based location information.

The tracking information receiver may receive location information of the tracking target mobile terminal from a location information collection server of a mobile communication service company to which the mobile terminal is subscribed.

The tracking information receiver may receive the location information of the tracking target mobile terminal, the acquisition time information of the location information, and the identification information of the mobile terminal.

The control server may be a server operated by a public entity or information requested to track the mobile terminal to be tracked.

In the embodiments of the present invention, more accurate image tracking can be performed by correcting the position information of the photographing equipment so as to correspond to the object to be tracked when photographing an image by tracking a specific object. Furthermore, the embodiments of the present invention have the effect of transmitting the photographed image to a necessary control center or the like for utilization.

1 is a conceptual diagram illustrating a tracking image delivery system according to an embodiment of the present invention.
2 is a flowchart illustrating a method of transmitting a tracking image according to an embodiment of the present invention.
3 is a block diagram illustrating a tracking image providing apparatus according to an embodiment of the present invention.

It is noted that the technical terms used herein are used only to describe specific embodiments and are not intended to limit the invention. It is also to be understood that the technical terms used herein are to be interpreted in a sense generally understood by a person skilled in the art to which the present invention belongs, Should not be construed to mean, or be interpreted in an excessively reduced sense. Further, when a technical term used herein is an erroneous technical term that does not accurately express the spirit of the present invention, it should be understood that technical terms that can be understood by a person skilled in the art are replaced. In addition, the general terms used in the present invention should be interpreted according to a predefined or prior context, and should not be construed as being excessively reduced.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, wherein like reference numerals refer to like or similar elements throughout the several views, and redundant description thereof will be omitted. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail. It is to be noted that the accompanying drawings are only for the purpose of facilitating understanding of the present invention, and should not be construed as limiting the scope of the present invention with reference to the accompanying drawings. The spirit of the present invention should be construed as extending to all modifications, equivalents, and alternatives in addition to the appended drawings.

1 is a conceptual diagram illustrating a tracking image delivery system according to an embodiment of the present invention.

The tracking image delivery system may include image capturing devices 20-1 and 20-2, a tracking image providing device 100, a control server 200, and the like.

The image capturing apparatuses 20-1 and 20-2 may include a camera module or the like and may photograph a specific area while moving at a fixed position and transmit the captured image to the tracking image providing apparatus 100 have. At this time, the image capturing apparatuses 20-1 and 20-2 may be a camera and an accessory apparatus constituting CCTV (Closed Circuit Tele-Vision).

Meanwhile, the image capturing apparatuses 20-1 and 20-2 can transmit the current position information together with the captured images to the tracking image providing apparatus 100. FIG. That is, the image photographing apparatuses 20-1 and 20-2 can transmit information (e.g., latitude / longitude / altitude, etc.) informing their location to the tracking image providing apparatus 100 while photographing a specific area . For this, the image photographing apparatuses 20-1 and 20-2 may further include a module for acquiring position information, such as a Global Positioning System (GPS) receiver.

The tracking image providing apparatus 100 receives the image of a specific region photographed from the image photographing apparatuses 20-1 and 20-2 and / or the position information of the image photographing apparatuses 20-1 and 20-2 can do. In addition, the tracking image providing apparatus 100 can receive information related to a tracking object (e.g., a mobile terminal) in association with the control server 200. At this time, the control server 200 may be a special server (for example, a crime prevention server) operated by a government or a public entity that requests tracking of the object to be tracked. That is, the image provided by the tracking image providing apparatus 100 to the control server 200 may be a video for tracking a specific suspect based on public interest purposes such as security.

The tracking image providing apparatus 100 determines whether a tracking target object (for example, a mobile terminal) is located in an image capturing area of an image capturing device, and then transmits the image received from the image capturing device to the control server 200 Routing). This enables a plurality of monitors of the related art to monitor necessary surveillance images and to acquire necessary tracking images more efficiently than a method of selecting necessary images.

A specific operation method of the tracking image providing apparatus 100 will be described as follows.

The tracking image providing apparatus 100 receives position information of an object to be tracked (hereinafter referred to as a mobile terminal 10) and position information of a plurality of photographing equipments (hereinafter referred to as CCTV cameras). The location information of the mobile terminal 10 may be GPS-based or location information calculated based on a base station, and the location information may be received from a location information collection server (or similar device) of a mobile communication service company to which the mobile terminal is subscribed . Meanwhile, the tracking image providing apparatus 100 may further receive the position information acquisition time information and the identification information of the mobile terminal, in addition to the location information of the mobile terminal.

In the embodiment of the present invention, the tracking image providing apparatus 100 receives the position information of the CCTV cameras in real time in order to correct the measurement error of the position information. In the case of GPS-based location information, even if basic measurement errors are excluded, measurement errors may occur due to weather, propagation path loss, and the like. Therefore, if the photographing area of the photographing camera is set based on the fixed coordinates, if the positional information of the tracking target mobile terminal 10 is acquired on the basis of GPS, the tracking photographing may fail due to the measurement error described above.

However, if the photographing camera confirms the photographing area at every moment based on the GPS-based position information as in the case of the tracking object, since it will have almost the same error as the tracking object located in the adjacent area at the same time, Rather, the accuracy of tracking increases. This is the same principle as trying to eliminate the error by making an error as much as expected.

As described above, the tracking image providing apparatus 100 receives location information of the corresponding camera from one or more CCTV (Closed Circuit Tele-Vision) cameras 20-1 and 20-2, and based on the received location information And identifies an imaging area of each of the one or more CCTV cameras. That is, the photographing area of each CCTV camera is confirmed (calculated) in real time.

Also, the tracking image providing apparatus 100 receives the location information of the mobile terminal 10 to be tracked, compares the location information of the mobile terminal with the photographed area of each CCTV camera, . In this case, as described above, since the mobile terminal 10 and the adjacent CCTV camera will exhibit almost the same error in the same environmental factors, it is possible to select the CCTV camera to actually photograph the tracking object most accurately.

When the camera is determined as described above, the tracking image providing apparatus 100 transmits the captured image of the CCTV camera corresponding to the shooting region to the control server 200. Accordingly, the operation subject (government, public institution, etc.) of the control server 200 can receive accurate tracking images.

2 is a flowchart illustrating a method of transmitting a tracking image according to an embodiment of the present invention.

The tracking image transmission method may be performed by the tracking image provision apparatus proposed in this specification. The tracking image providing apparatus may receive the image of the specific region and / or the location information of the image photographing apparatus from the image photographing apparatus (e.g., CCTV camera). In addition, the tracking image providing apparatus may receive information (identification number, etc.) related to a tracking object (e.g., a mobile terminal) in cooperation with a control server. At this time, the control server may be a special server (for example, a crime prevention server) operated by a government or a public entity that requests tracking of the object to be tracked. That is, the image provided by the tracking image providing apparatus to the control server may be an image for tracking a specific suspect based on public interest purposes such as security.

The tracking image providing apparatus may determine whether a requested tracking object (e.g., a mobile terminal) is located in an image capturing area of an image capturing apparatus, and then transmit (route) the image received from the image capturing apparatus to the control server. This enables a plurality of monitors of the related art to monitor necessary surveillance images and to acquire necessary tracking images more efficiently than a method of selecting necessary images.

A specific operation method of the tracking image providing apparatus will be described as follows.

The tracking image providing apparatus receives position information of an object to be tracked (hereinafter referred to as a mobile terminal) and position information of each of a plurality of photographing equipments (hereinafter referred to as CCTV cameras). The location information of the mobile terminal may be GPS-based or location information calculated on a base station basis, and the location information may be received from a location information collection server (or similar device) of a mobile communication service company to which the mobile terminal is subscribed. Meanwhile, the tracking image providing apparatus may further receive the time information of the location information and the identification information of the mobile terminal in addition to the location information of the mobile terminal.

In the embodiment of the present invention, the tracking image providing apparatus receives the location information of the CCTV cameras in real time in order to correct the measurement error of the location information. In the case of GPS-based location information, even if basic measurement errors are excluded, measurement errors may occur due to weather, propagation path loss, and the like. Therefore, if the photographing area of the photographing camera is set based on the fixed coordinates, if the location information of the tracking object mobile terminal is acquired based on the GPS, the tracking photographing may fail due to the measurement error described above.

However, if the photographing camera confirms the photographing area at every moment based on the GPS-based position information as in the case of the tracking object, since it will have almost the same error as the tracking object located in the adjacent area at the same time, Rather, the accuracy of tracking increases. This is the same principle as trying to eliminate the error by making an error as much as expected.

As described above, the tracking-image providing apparatus receives location information of a corresponding camera from one or more CCTV cameras and identifies an image capturing area of each of the one or more CCTV cameras based on the received location information (S210). That is, the photographing area of each CCTV camera is confirmed (calculated) in real time.

In addition, the tracking image providing apparatus receives the location information of the mobile terminal to be tracked (S220), compares the location information of the mobile terminal with the image capturing area of each CCTV camera, and determines the shooting area to which the mobile terminal belongs (S230). In this case, as described above, since the mobile terminal and the adjacent CCTV camera will exhibit almost the same error in the same environmental factors, it is possible to actually select the CCTV camera to photograph the tracking object most accurately.

When the photographing camera is determined, the tracking image providing device transmits the photographed image of the CCTV camera corresponding to the photographing area to the control server (S240). As a result, control server operators (government, public agencies, etc.) can receive accurate tracking images.

3 is a block diagram illustrating a tracking image providing apparatus according to an embodiment of the present invention.

The tracking image providing apparatus 100 may include an imaging region determining unit 101, a tracking information receiving unit 102, a tracking camera determining unit 103, and a tracking image providing unit 104.

The tracking image providing apparatus 100 performs the tracking image providing method described with reference to FIG. 1 and FIG. That is, the photographing area determining unit 101 of the tracking image providing apparatus 100 receives the position information of the photographing equipment from at least one photographing equipment, and based on the received location information, Area can be confirmed. Here, the photographing equipment may be a closed circuit tele-vision (CCTV) camera.

The tracking information receiving unit 102 of the tracking image providing apparatus 100 may receive position information of the tracking target mobile terminal. At this time, the tracking information receiver 102 may receive the location information of the tracking target mobile terminal from the location information collection server of the mobile communication service company to which the mobile terminal is subscribed. Also, the tracking information receiver 102 may be provided to receive the location information of the tracking target mobile terminal, the acquisition time information of the location information, and the identification information of the mobile terminal.

Here, the location information of the at least one photographing equipment and the location information of the mobile terminal may be GPS (Global Positioning System) -based location information.

The tracking camera determination unit 103 of the tracking image providing apparatus 100 may compare the received location information of the mobile terminal and the identified shooting area to determine the shooting area to which the mobile terminal belongs.

The tracking image providing unit 104 of the tracking image providing apparatus 100 may transmit the photographed image of the CCTV camera corresponding to the photographing area to the control server. At this time, the control server may be information requested to track the mobile terminal to be tracked or a server operated by a public entity.

Meanwhile, the method of providing a tracking image of the present invention may be embodied as a computer-readable recording medium including instructions for performing the steps described above.

The tracking image providing apparatus 100 can be realized by an instruction that causes one or more processing apparatuses to perform the above-described functions and processes at the time of execution. Such instructions may include, for example, interpreted instructions such as script commands, such as JavaScript or ECMAScript commands, or other instructions stored in executable code or computer readable media.

The apparatus 100 for providing a tracking image according to the present invention may be implemented in a distributed manner over a network, such as a server farm, or may be implemented as a single computer apparatus.

Implementations of the functional operations and the subject matter described herein may be implemented in digital electronic circuitry, or may be implemented in computer software, firmware, or hardware, including the structures disclosed herein, and structural equivalents thereof, It can be implemented. Implementations of the subject matter described herein may be implemented as one or more computer program products, i. E. One or more modules relating to computer program instructions encoded on a type of program storage medium for execution by, or control of, the operation of the processing system Can be implemented.

The computer-readable medium can be a machine-readable storage device, a machine-readable storage substrate, a memory device, a composition of matter that affects the machine readable propagation type signal, or a combination of one or more of the foregoing.

The term " system " or " device "encompasses any apparatus, apparatus, and machine for processing data, including, for example, a programmable processor, a computer or multiple processors or computers. A code that forms the processor firmware, a protocol stack, a database management system, an operating system, or a combination of one or more of these, for example, code that forms an execution environment for a computer program upon request.

A computer program (also known as a program, software, software application, script or code) may be written in any form of programming language, including compiled or interpreted language, a priori or procedural language, Components, subroutines, or other units suitable for use in a computer environment. A computer program does not necessarily correspond to a file in the file system. The program may be stored in a single file provided to the requested program, or in multiple interactive files (e.g., a file storing one or more modules, subprograms, or portions of code) (E.g., one or more scripts stored in a markup language document). A computer program may be deployed to run on multiple computers or on one computer, located on a single site or distributed across multiple sites and interconnected by a communications network.

On the other hand, computer readable media suitable for storing computer program instructions and data include semiconductor memory devices such as, for example, EPROM, EEPROM and flash memory devices, such as magnetic disks such as internal hard disks or external disks, Non-volatile memory, media and memory devices, including ROM and DVD-ROM disks. The processor and memory may be supplemented by, or incorporated in, special purpose logic circuits.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

100: tracking image providing device
101: photographing area judgment unit
102: trace information receiver
103: tracking camera determination unit
104: tracking image providing

Claims (10)

A method for delivering a tracking image to a tracking image providing server,
Receiving location information from at least one CCTV camera and identifying an imaging area of each of the at least one CCTV camera based on the received location information;
Receiving location information of the mobile terminal to be tracked, comparing the location information of the mobile terminal and the identified shooting area, and determining an imaging area to which the mobile terminal belongs;
And transmitting the photographed image of the CCTV camera corresponding to the photographing area to the control server. The method according to claim 1,
Wherein the location information of the at least one camera and the location information of the mobile terminal are location information based on Global Positioning System (GPS). The method according to claim 1,
Wherein the location information of the tracking target mobile terminal is received from a location information collection server of a mobile communication service company to which the mobile terminal is subscribed. The method according to claim 1,
Wherein the control server is a server operated by a public entity or information requested to track the mobile terminal to be tracked. An imaging region determining unit that receives position information from at least one CCTV (Closed Circuit Tele-Vision) camera and identifies an imaging region of each of the at least one CCTV camera based on the received position information;
A tracking information receiver for receiving position information of a tracking target mobile terminal;
A tracking camera determining unit for comparing the received location information of the mobile terminal and the identified shooting area to determine an imaging area to which the mobile terminal belongs;
And a tracking image providing unit for transmitting the photographed image of the CCTV camera corresponding to the photographing area to the control server. 6. The method of claim 5,
Wherein the location information of the at least one camera and the location information of the mobile terminal are location information based on Global Positioning System (GPS). 6. The method of claim 5,
Wherein the tracking information receiver receives location information of the tracking target mobile terminal from a location information collection server of a mobile communication service company to which the mobile terminal is subscribed. 6. The method of claim 5,
Wherein the tracking information receiving unit receives the location information of the tracking target mobile terminal, the acquisition time information of the location information, and the identification information of the mobile terminal. 6. The method of claim 5,
Wherein the control server is a server operated by a public institution or information requested to track the mobile terminal to be tracked. Receiving location information from at least one CCTV camera and identifying an imaging area of each of the at least one CCTV camera based on the received location information;
Receiving location information of the mobile terminal to be tracked, comparing the location information of the mobile terminal and the identified shooting area, and determining an imaging area to which the mobile terminal belongs;
And transmitting the captured image of the CCTV camera corresponding to the shooting area to the control server.
KR1020130044375A 2013-04-22 2013-04-22 Apparatus and method for proviing tracking video KR20140126167A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190106374A (en) * 2018-03-09 2019-09-18 주식회사 케이티 Method for identifying moving object within image, apparatus and computer readable medium
KR102203877B1 (en) * 2020-08-11 2021-01-15 에스제이데이타 주식회사 Method For Surveying Underground Facilities

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190106374A (en) * 2018-03-09 2019-09-18 주식회사 케이티 Method for identifying moving object within image, apparatus and computer readable medium
KR102203877B1 (en) * 2020-08-11 2021-01-15 에스제이데이타 주식회사 Method For Surveying Underground Facilities

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