KR100620560B1 - Method of monitoring and criminal prevention, and system thereof - Google Patents

Method of monitoring and criminal prevention, and system thereof Download PDF

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Publication number
KR100620560B1
KR100620560B1 KR1020040076010A KR20040076010A KR100620560B1 KR 100620560 B1 KR100620560 B1 KR 100620560B1 KR 1020040076010 A KR1020040076010 A KR 1020040076010A KR 20040076010 A KR20040076010 A KR 20040076010A KR 100620560 B1 KR100620560 B1 KR 100620560B1
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KR
South Korea
Prior art keywords
tag
information
cell
image
management server
Prior art date
Application number
KR1020040076010A
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Korean (ko)
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KR20060027157A (en
Inventor
오규태
Original Assignee
오규태
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Priority to KR1020040076010A priority Critical patent/KR100620560B1/en
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Application granted granted Critical
Publication of KR100620560B1 publication Critical patent/KR100620560B1/en

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    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/01Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
    • G08B25/08Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/18Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength
    • G08B13/189Actuation 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
    • G08B13/194Actuation 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
    • G08B13/196Actuation 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
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G08B25/12Manually actuated calamity alarm transmitting arrangements emergency non-personal manually actuated alarm, activators, e.g. details of alarm push buttons mounted on an infrastructure

Abstract

The present invention relates to a crime prevention and monitoring method and a system thereof, wherein the tag terminal 100 possessed by a person generates a unique tag signal at a predetermined time interval to determine which cell receiver 200 belongs to which area. Registered to the management server 500, the tag terminal 100 is taken as an image through the cell camera 300 installed with the cell receiver 200 and stored in the image management server 600, the location management server Input the unique tag number of the tag terminal 100 to the search and monitor system unit 800 connected to the network 500 and the video management server 600, the current location and situation of the tag terminal 100 You can check and monitor the video. In addition, when residents are exposed to crimes, they can notify their family or police of their emergency situation at any time, and record the crime scene as it is to provide absolute clues for the arrest of the criminals. .

Description

Crime Prevention and Surveillance Methods and Systems {METHOD OF MONITORING AND CRIMINAL PREVENTION, AND SYSTEM THEREOF}

1 is an overall configuration diagram of a crime prevention and monitoring system according to the present invention

2 is a block diagram of the tag terminal 100 shown in FIG.

3 is a block diagram of the cell receiver 200 shown in FIG.

4 is a configuration diagram of the cell camera 300 shown in FIG.

5 is a configuration diagram of the firewall 400 shown in FIG.

6 is a configuration diagram of the location management server 500 shown in FIG.

7 is a configuration diagram of a table stored in the location management DB 540 shown in FIG.

8 is a configuration diagram of the video management server 600 shown in FIG.

9 is a configuration diagram of the web server 700 shown in FIG.

10 is a block diagram of the search and monitor system unit 800 shown in FIG.

11 is a flowchart illustrating a crime prevention and monitoring method according to the present invention.

<Explanation of symbols for the main parts of the drawings>

100: tag terminal 110: tag memory

120: emergency button 130: control unit

140: transmitter 142: antenna

150: charging unit 200: cell receiver

202: antenna 210: receiver

220: error detection unit 230: tag memory

240 control unit 250 encryption unit

260: SNMP module 270: PLC modem

272: DSL modem 274: cable modem

300: cell camera 310: imaging unit

320: encoder 330: compression unit

340: encryption unit 350: tag memory

360: control unit 370: SNMP module

380: PLC Modem 382: DSL Modem

400: firewall 410: SNMP module

420: error control unit 430: authentication unit

440 control unit 450 PLC modem

452: DSL Modem 500: Location Management Server

510: interface unit 520: memory device

530: central control unit 540: location management DB

545: cell management DB 550: cell connection DB

555: emergency alarm DB 560: current location search module

565: specific time location search module 570: movement path search module

575: backup device 600: video management server

610: interface unit 620: storage device

630: central control unit

640: Image DB by cell camera

650: daily video DB 660: backup device

700: web server 710: interface unit

720: memory 730: central controller

740: web server unit 750: subscriber management DB

760: backup device

800: search and monitor system unit

802: PC Monitor 804: TV Receiver

810: input module 820: tag memory

830 control unit 840 encryption unit

850: SNMP module 860: VGA module

870: modulator 880: PLC modem

882: DSL Modem 884: Cable Modem

A 0 -An: cell receiver

The present invention relates to a crime prevention and monitoring method and a system thereof, in particular, when residents are exposed to a crime at any time their emergency situation can be notified to the family or police by video, recording the crime scene as it is in the future arrest It is about crime prevention and surveillance methods and systems that can provide absolute clues and prevent crime at the root.

Recently, various crimes such as kidnapping, violence, robbery and murder are increasing day by day to some rich people. In order to prevent such a crime, conventionally, the number of security personnel in the jurisdiction is increased or crime prevention cameras are installed everywhere to prevent and monitor crime. Among them, the conventional crime prevention and monitoring system using the security camera monitors the image taken by the security camera through the screen and stores the captured image by time. Therefore, since the crime occurrence situation can be monitored by searching the stored image when a crime occurs, the crime occurrence rate can be lowered.

However, such a camera system also had a limitation in proactively blocking crimes, such as reporting to the police or informing family members at the crime scene.

Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to generate a unique tag signal at a predetermined time interval from a tag terminal possessed by a person to determine which cell receiver area he belongs to. The tag terminal is photographed through a cell camera installed with the cell receiver and stored in an image management server, and the tag is located in a search and monitor system connected to a communication network to the location management server and the image management server. The present invention provides a crime prevention and monitoring method and a system capable of checking and monitoring a current location and situation of a tag terminal by inputting a unique tag number of a terminal.

In addition, another object of the present invention is that any time when residents are exposed to a crime can inform their family or police, such as their emergency situation, and can record the crime scene as it is to provide an absolute clue to the criminal arrest in the future It is to provide a method and system for preventing and monitoring crime that can prevent it.

In addition, another object of the present invention is to provide a crime prevention and monitoring method that can implement a tag terminal at a low price by using a one-way communication when transmitting a location signal from a person with a tag terminal to a nearby cell receiver and its To provide a system.

In addition, another object of the present invention is to provide a crime prevention and monitoring method and system for transmitting a signal to a location management server from a plurality of cell receivers to the TCP / IP packet using the SNMP protocol to be transmitted over the Internet line To provide.

In addition, another object of the present invention is to change the TCP / IP packet using the SNMP protocol when transmitting a signal from the plurality of cell receivers to the location management server to be transmitted through the power line supplied to the street lamp using a PLC modem To provide a prevention and monitoring method and system.

In addition, another object of the present invention is a crime prevention and monitoring method for transmitting a signal from the plurality of cell receivers to the location management server to the TCP / IP packet using the SNMP protocol to be transmitted over the telephone line using the xDSL modem And that system.

In addition, another object of the present invention to provide a crime prevention and monitoring method and system that can check the location of the person with a tag terminal via a PDA, a laptop, a mobile phone and the like.

In accordance with an aspect of the present invention, there is provided a method for preventing and monitoring a crime, comprising: transmitting unique tag information to a neighboring cell receiver at a tag terminal; Combining its own tag information with tag information of the tag terminal received by the cell receiver and transmitting the tag information through a communication network; Taking a picture of a user having the tag terminal in a cell camera installed with the cell receiver, and adding the unique tag information to the captured image information and transmitting it through the communication network; Receiving tag information of the tag terminal, the cell receiver, and the cell camera transmitted through the communication network from a location management server and storing the received tag information in a table form in order with a reception time; Receiving image and tag information transmitted from the cell camera through the communication network at a video management server and storing the image by a cell camera, date and time; Accessing a search and monitor system unit connected to the location management server and an image management server through the communication network and inputting tag information of an arbitrary tag terminal; And receiving and searching and monitoring information on a current location of a tag terminal, a location of a specific time, and a movement path as an image.
The crime prevention and monitoring method may control the operation of the cell camera by accessing a web server connected to the location management server and the image management server through the communication network.
Here, it is preferable that the communication network is any one of an internet communication network, a power line communication network, a telephone line communication network, and a cable line communication network.
The tag terminal is provided with an emergency button for transmitting an emergency signal in case of an emergency, and when a user presses the emergency button, the tag terminal combines the emergency code with the tag information and immediately transmits it to a nearby cell receiver.
The cell receiver detects whether there is an error in the tag information received from the tag terminal, and if there is an error, discards the errored tag information and waits for the next tag information to be received. After the tag information of the tag terminal is combined with its own tag information, it is converted into a packet signal and transmitted.
The cell camera normally transmits a picture of the surroundings at regular intervals,
If there is a request from the location management server, the captured image is immediately transmitted.
The location management server stores the contact information to be contacted when receiving an emergency code from the tag terminal for each tag terminal in advance.
When the location management server receives an emergency code from the tag terminal, the location management server transmits the current location information of the tag terminal and the image information received from the video management server.
The cell receiver and the cell camera convert the AC power supplied to the street lamp or telephone pole into A / D and use it as a power source.
A crime prevention and monitoring system according to the present invention for achieving the above object comprises a plurality of tag terminals for generating unique tag information at a predetermined frequency RF frequency; A plurality of cell receivers which combine their own tag information with tag information of a tag terminal received from the plurality of tag terminals and transmit the tag information to a communication network; A plurality of cell cameras installed together with the cell receiver and configured to capture a reception area of the cell receiver and combine the unique tag information with the captured image information and transmit the same to the communication network; An image management server which receives image information transmitted from the plurality of cell cameras through the communication network and stores the image information for each cell camera, date, and time; A location management server that receives tag information of the tag terminal, the cell receiver and the cell camera through the communication network and stores the tag information together with a reception time in a table form; And a search and monitor system unit for accessing the location management server and the image management server through the communication network, receiving and searching for and monitoring an image of a location and a movement path at a current or specific time of a tag terminal.
The crime prevention and monitoring system may further include a web server that provides a function of retrieving information stored in the location management server and the image management server through the communication network and controls the operation of the cell camera. .
The cell receiver, the cell camera, the location management server, the image management server, the web server, and the search and monitoring system unit are preferably connected to a communication network through a firewall.
In addition, the communication network is preferably any one of the Internet network, power line communication network, telephone line communication network, cable line communication network.
The firewall includes an SNMP module for receiving a signal transmitted from the cell receiver and the cell camera through a signal conversion device to separate the packet; An error control unit for detecting an error by receiving a signal from the SNMP module; An authentication unit which receives a signal from the error control unit and verifies whether it is illegally used; And a controller which receives a signal from the authentication unit, separates tag information, and transmits the tag information to any one of the location management server, the image management server, and the web server.
The error control unit detects whether there is an error in the received signal, and if there is no error, transmits the received signal to the authentication unit, and if there is an error in the image information, requests to retransmit the image information to the cell camera. If there is an error in the information, the tag information with the error is discarded and waited until the next tag information is received from the cell receiver.
The authentication unit authenticates the compressed and encrypted signals received from the error control unit by decrypting and decompressing them.
The tag terminal includes a tag memory for storing tag information of the tag terminal and an emergency code for informing an emergency situation; Emergency button for informing the emergency situation of the holder of the tag terminal emergency situation; Transmitter for converting the tag information and the emergency code of the tag terminal to a radio frequency (RF) to transmit to the neighboring cell receiver; A control unit which transmits tag information of the tag terminal stored in the tag memory to the transmitter every predetermined time, and immediately transmits tag information and an emergency code of the tag terminal stored in the tag memory to the transmitter by the emergency button; And a charging unit supplying power to the tag memory and the transmission unit through the control unit.
The controller controls the charging unit power to be instantaneously supplied to the tag memory and the transmitter only when the tag information is transmitted and when the emergency button is pressed.
The cell receiver includes: a receiving unit for receiving low-noise amplification by receiving tag information from the tag terminal; An error detector for detecting an error after receiving tag information of the tag terminal from the receiver; A tag memory for storing unique tag information of the cell receiver; A control unit for adding the tag information of the tag terminal received from the error detection unit together with the unique tag information of the cell receiver stored in the tag memory; An encryption unit for encrypting a signal received from the control unit; An SNMP module for converting a signal received from the encryption unit into a packet signal; And a signal conversion device for converting and transmitting the packet signal received from the SNMP module according to the type of transmission cable.
If there is an error in the tag information of the tag terminal, the error detection unit discards and waits until the next tag information is received, and transmits to the control unit if there is no error.
The cell receiver converts AC power supplied to a street lamp into A / D and uses it as a power source.
The cell camera may include an imaging unit which photographs a surrounding and photographs using infrared light at night; An encoder for receiving and digitizing image information captured by the image pickup unit; A compression unit that receives and compresses image information from the encoder; An encryption unit which receives and compresses the compressed image information from the compression unit; A tag memory for storing unique tag information of the cell camera; A controller which adds and transmits tag information stored in the tag memory to the image information received from the encryption unit; An SNMP module for converting a signal received from the controller into a packet signal; And a signal conversion device for converting the packet signal received from the SNMP module according to the type of transmission cable and transmitting the signal.
The control unit normally receives a signal from the encryption unit at a predetermined period, and when the location management server requests image information of the cell camera, the control unit immediately receives a signal from the encryption unit.
Preferably, the cell camera converts AC power supplied to the street lamp into A / D and uses it as a power source.
The location management server includes an interface unit for receiving a signal transmitted from the cell camera and the cell receiver through the firewall; A location management DB for storing the tag information of the tag terminal, the tag information of the cell receiver, the tag information of the cell camera, and the reception time information received through the interface unit in a received order; A cell management DB storing state information of the cell receiver and state information of the cell camera received through the interface unit; A cell connection DB for storing tag information of a cell camera installed with the cell receiver; An emergency alert DB storing contact information to be contacted when an emergency code is received from the tag terminal; And a central control unit for controlling operations of the location management DB, the cell management DB, the cell connection DB, and the emergency alert DB, respectively.
When the location management server requests the current location information of the tag terminal from the search and monitor system unit, it searches for the tag information of the tag terminal recently input through the location management DB and requests an image from the corresponding cell camera. It further includes a current position search module for receiving and transmitting to the search and monitor system unit.
When the search and monitor system unit requests the specific time position information of the tag terminal, the location management server extracts tag information of the cell camera photographing the tag terminal at a specific time through the position management DB to manage the image. And a specific time position search module for transmitting to the search and monitor system unit an image which is transmitted to a server and the image management server photographs the tag terminal at a specific time.
The location management server extracts the movement route of the tag terminal through the position management DB when the search and monitor system unit requests the movement route information of the tag terminal, and then moves the image management server to the movement route of the tag terminal. And a movement path search module for outputting the image and transmitting the image to the search and monitor system unit.
The location management server further includes a backup device for backing up the DB of the location management server.
The video management server includes an interface unit for receiving the tag information and the image transmitted from the cell camera through the firewall; An image DB for each cell camera storing the tag information and the image of the cell camera of the day received from the interface unit in a directory of the corresponding cell camera for each hour; A daily image DB for receiving tag information and an image of the cell camera from the image DB for each cell camera on a daily basis and storing the image information before the first period; A backup device configured to receive tag information and an image of a cell camera from the daily image DB on a daily basis and store the image information before the first period and before the second period; And a central controller configured to control operations of the image DB for each cell camera, the daily image DB, and the backup device.
The web server interface unit for connecting to the Internet through the firewall; A web server unit which provides a web page for searching the location of the tag terminal to an accessor connected to the Internet, searches for information on the location management server and the image management server, and downloads data through the Internet; A subscriber management DB that stores and manages information of subscribers subscribed to the crime prevention and monitoring system and performs authentication on the accessors connected to the Internet; A backup device for backing up the data information of the subscriber management DB; And a central controller for controlling the operation of each component of the web server.
The search and monitor device includes an input module for inputting tag information of the tag terminal; A tag memory for storing tag information of the search and monitor apparatus; A control unit for adding tag information of the search and monitor apparatus received from the tag memory to tag information of the tag terminal received from the input module; An encryption unit for encrypting a signal received from the control unit; An SNMP module for converting a signal received from the encryption unit into a packet signal; A signal conversion device for converting a packet signal received from the SNMP module according to a type of a transmission cable and then transmitting the signal; A VGA module for transmitting an image sent from the image management server to the PC monitor through the control unit; And a modulator for modulating the image sent from the image management server through the controller to a TV channel frequency and transmitting the modulated image to a TV receiver.
The signal conversion device PLC PLC for transmitting a packet signal received from the SNMP module via a power line; A DSL modem for transmitting a packet signal received from the SNMP module through a telephone line; And a cable modem for transmitting the packet signal received from the SNMP module through a cable line.

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Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is an overall configuration diagram of a crime prevention and monitoring system according to the present invention.

As shown in FIG. 1, the crime prevention system includes a plurality of tag terminals 100n, a plurality of cell receivers 200m, a plurality of cell cameras 300m, a firewall 400, a location management server 500, and an image. Management server 600, Web server 700, search and monitor system unit 800, PC monitor 802 and TV receiver 804, the plurality of cell receivers 200m is the plurality of tag terminals Receives the RF frequency transmitted from (100n), the plurality of cell receivers (200m), the plurality of cell cameras (300m), the location management server 500, the image management server 600, the web server ( 700, the search and monitor system unit 800 is connected to the communication network through the firewall 400. At this time, the communication network includes all of the Internet network, power line communication network, telephone line communication network, cable communication network.

Here, the plurality of tag terminals (100 to 100n) is carried by a person, and generates its own tag information at a predetermined period (for example, 10 to 30 second intervals) using an RF frequency, and thus, adjacent cells. Transmit to receiver 200. In addition, the tag terminal (100 to 100n) is provided with an emergency button (120 of FIG. 2), when the holder of the tag terminal presses the emergency button 120 when an urgent situation occurs there is a current tag terminal You will be informed of the location and current situation.

The plurality of cell receivers 200n are installed at regular intervals in consideration of the receiving area of the cell receivers so as to receive all signals transmitted from the plurality of tag terminals 100 to 100n. Each of the cell receivers 200n corrects the tag information of the tag terminal received from the tag terminal, encrypts its own tag information, encrypts the packet information, and packetizes the firewall 400 by using the SNMP protocol. Transmit to the location management server 500 through.

The plurality of cell cameras 300m are installed together with the plurality of cell receivers 200n and photograph the reception area of the cell receiver 200n at regular intervals, and add their own tag information to the captured image information to add the firewall. It transmits to the image management server 600 through the 400. In addition, the plurality of cell cameras 300m photographs a location where the tag terminal 100 is located or photographs a surrounding area by a command of the web server 700 or the search and monitor system unit 800. The image information is transmitted to the image management server 600 along with its own tag information and stored, and provided to the web server 700 or the search and monitor system unit 800 through the image management server 600. do.

The firewall 400 accesses the cell receiver 200, the cell camera 300, the location management server 500, the image management server 600, and the web server 700 in a manner illegal for a third party. It was installed to prevent it.

The location management server 500 receives signals transmitted from the plurality of cell receivers 200n and the plurality of cell cameras 300m through the firewall 400, and the tag terminal 100 is received from the received signals. Tag information of the cell receiver, tag information of the cell receiver 200n, and tag information of the cell camera 300m are extracted, and then stored in a database.

The image management server 600 receives and stores image information transmitted from the plurality of cell cameras 300m through the firewall 400.

The web server 700 provides a function of searching the information stored in the location management server 500 and the image management server 600 through the Internet or managing a system.

The search and monitor system unit 800 monitors or searches the current location and situation of the tag terminal 100 through the location management server 500 and the image management server 600. The search and monitor system unit 800 may input the tag information of the tag terminal 100 to check the current position and the situation of the person possessing the tag terminal 100 as an image. In addition, when the search and monitor system unit 800 wants to check the parent region as an image, the search and monitor system unit 800 inputs tag information of the cell camera 300 installed in the region to issue a photographing command, thereby photographing the cell camera 300. You can check the current status of the area in real time through video. In addition, the search and monitor system unit 800 may identify a video in the region by searching the video information stored in the video management server 600 at what time and in what region.

The crime prevention and monitoring system according to the present invention includes the tag terminal 100 when a person (especially, a child, a woman, an elderly person, a disabled person, etc.) having the tag terminal 100 is located in an area in which the cell receiver 200 is installed. ) Transmits its tag information to an adjacent cell receiver 200 at an internal 60 second interval (typically 30 second interval) using an RF frequency in the cell receiver 200 of the tag terminal 100. Tag information of the cell receiver 200 is included in tag information and transmitted to the location management server 500. In this case, when the search and monitor system unit 800 queries the location management server 500 where the tag terminal 100 is located, the location management server 500 uses its own location management DB (see FIG. 6). 540 to find the cell receiver 200 to which the requested tag terminal 100 belongs and to receive the image of the cell camera 300 photographing the cell receiver 200 to the search and monitor system unit 800. When transmitting, the search and monitor system unit 800 reproduces the received image of the cell camera 300 through the PC monitor 802 or the TV receiver 804, thereby providing the current position of the arbitrary tag terminal 100 and You can check the situation through the video.

The cell camera 300 functions to capture and provide an image at the request of the search and monitor system unit 800, but to store the image information photographed at a predetermined time interval in the image management server 600. Also In this way, when a post-criminal crime occurs, it is possible to provide a definitive clue to search for a criminal by searching image information stored in the image management server 600. Therefore, it is effective in preventing various crimes in the area where the system is constructed, and can be used as evidence after the occurrence of crimes, thus enabling a safer and more reliable community.

Hereinafter, each component of the crime prevention and monitoring system will be described in detail with reference to the accompanying drawings.

First, FIG. 2 is a configuration diagram of the tag terminal 100 shown in FIG.

As shown in FIG. 2, the tag terminal 100 includes a tag memory 110, an emergency button 120, a controller 130, a transmitter 140, an antenna 142, and a charger 150. do.

Here, the tag memory 110 stores tag information of the tag terminal 100 capable of identifying the tag terminal 100 and an emergency code for notifying an emergency situation, and by the command of the controller 130. The tag information and the emergency code are transmitted to the controller 130.

The emergency button 120 is a button to be pressed when the holder of the tag terminal 100 to inform others of their location when the emergency situation occurs for help.

The controller 130 transmits tag information of the tag terminal 100 stored in the tag memory 110 to the transmitter 140 every predetermined time (for example, 30 seconds). In this case, the transmission period transmitted through the transmitter 140 may be arbitrarily determined within, for example, 10 seconds to 60 seconds (usually 30 seconds).

On the other hand, when the emergency button 120 is pressed, the controller 130 immediately brings up the tag information and the emergency code of the tag terminal 100 stored in the tag memory 110 and directly through the transmitter 140. It is responsible for transmitting.

In addition, the controller 130 controls power supply to the tag memory 110 and the transmitter 140 in an instant only when tag information is transmitted and when the emergency button 120 is pressed.

The transmitter 140 modulates and amplifies tag information or an emergency code of the tag terminal 100 received from the controller 130 at a transmission frequency to transmit the neighboring cell receiver A 0 through the antenna 142. Send by At this time, the range for amplifying the signal in the transmitter 140 is amplified so that it can be transmitted in a range up to about 20m.

The charging unit 150 supplies power to the tag memory 110 and the transmission unit 140 through the control unit 130. The charging unit 150 uses a small 3.7V lithium-ion battery, for example.

In order to reduce the size and weight of the tag terminal 100, it is important to reduce the size and weight of the charging unit 150. To this end, power is temporarily supplied only when the tag information is transmitted from the charging unit 150 to the tag memory 110 and the transmitting unit 140 without being always supplied and when the emergency button 120 is pressed. By controlling the controller 130 to be supplied, the power consumption of the charging unit 150 is reduced. Therefore, there is an advantage that can be used for a long time while miniaturizing the charging unit 150. In addition, the tag terminal 100 transmits using only a unidirectional transmission method for miniaturization and low cost.

The tag terminal 100 transmits tag information of the tag terminal 100 stored in the tag memory 110 every predetermined time (for example, between 10 and 60 seconds) through the antenna 142. When the holder of the tag terminal 100 presses the emergency button 120, the tag information and the emergency code of the tag terminal 100 stored in the tag memory 110 are immediately transmitted without a delay time.

3 is a block diagram of the cell receiver 200 shown in FIG. 1.

As shown in FIG. 3, the cell receiver 200 includes an antenna 202, a receiver 210, an error detector 220, a tag memory 230, a controller 240, an encryption unit 250, and an SNMP ( A simple network management protocol (260) module 260, a programmable logic controller (PLC) modem 380 as a signal converter, a DSL modem 382, and a cable modem 384 are configured.

Here, the receiver 210 low noise amplifies tag information of the tag terminal 100 received through the antenna 202 and transmits the tag information to the error detector 220.

The error detector 220 detects whether there is an error in the tag information of the tag terminal 100 received from the receiver 210 and then discards the error if the error occurs in the tag information of the tag terminal 100. If does not occur, the tag information of the tag terminal 100 is transmitted to the controller 240.

When the error detection unit 220 discards the tag information in which the error occurs, the error detection unit 220 waits until the next tag information is received through the receiving unit 210. At this time, even if the error detection unit 220 discards the tag information in which an error occurs, the tag information is continuously received at a predetermined interval (for example, every 30 seconds), so even if the single tag information in which an error is generated is not a problem. Do not.

The tag memory 230 stores tag information of the cell receiver 200.

The control unit 240 adds tag information of the cell receiver 200 stored in the tag memory 230 to tag information of the tag terminal 100 received from the error detection unit 220 and then the encryption unit ( 250).

The encryption unit 250 encrypts a signal received from the control unit 240 (a signal in which tag information of the cell receiver 200 is added to tag information of the tag terminal 100) to prevent hacking, and then to SNMP. Send to module 260.

The SNMP module 260 converts the encrypted signal received from the encryption unit 250 into a packet signal and transmits the packet signal to the signal conversion device.

The signal conversion device converts the signal converted into the encrypted and packet signal received from the SNMP module 260 according to the type of cable and transmits it to any one of the power line (Z1), telephone line (Z2), cable line (Z3). do. The signal conversion device includes a PLC modem 270, a DSL modem 272, and a cable modem 274. In this case, the PLC modem 270 is a device for signal conversion to transmit the packet signal received from the SNMP module 260 through the power line (Z1), the DSL modem 272 is received from the SNMP module 260 A device for signal conversion to transmit the packet signal through the telephone line (Z2), the cable modem 274 signal conversion to transmit the packet signal received from the SNMP module 260 through the cable line (Z3) to be.

The SNMP module 260 packetizes the encrypted tag information and transmits the encrypted tag information to the PLC modem 270, the DSL modem 272, and the cable modem 274, which are signal converting devices, at regular time intervals. It also performs a function of inspecting each part of the cell receiver 200 for abnormality and transmitting it to a cell receiver management server (not shown).

The information packetized by the SNMP module 260 is preferably transmitted to the power line Z1 through the PLC modem 270, but when the power line Z1 is not easy and there is a telephone line Z2 around it, The DSL modem 272 can be used to transmit to the telephone line Z2. When there is a cable line Z3 nearby, the transmission is performed using the cable modem 274.

The power supply of the cell receiver 200 uses A / D conversion of the AC power supplied to the street lamp.

The cell receiver 200 determines the service range of the present invention according to its installation range. The cell receiver 200 is installed at a predetermined interval (for example, 20m intervals) at a place where a high power source such as a street lamp can easily supply power or a telephone line or a CATV line, such as an alley or a roadside. At this time, the street light is the most preferable installation example because it can easily supply power to the cell receiver 200, and can easily transmit and receive only one power line when using the PLC modem 270.

The cell receiver 200 having the above configuration is installed at regular intervals, and receives tag information of the tag terminal 100 transmitted from the tag terminal 100 to receive tag information of the cell receiver 200. Among the PLC modems 270, DSL modems 272, and cable modems 274, which are signal conversion apparatuses, are added to the tag information of the tag terminal 100 (first additional signal), encrypted, and then converted into packet signals. Through either one to the firewall (400 in Figure 1).

4 is a block diagram of the cell camera 300 shown in FIG. 1.

As illustrated in FIG. 4, the cell camera 300 includes an imaging unit 310, an encoder 320, a compression unit 330, an encryption unit 340, a tag memory 350, a control unit 360, and an SNMP. The module 370 includes a PLC modem 380, a DSL modem 382, and a cable modem 384, which are signal converters.

Here, the imaging unit 310 is a camera that photographs the surroundings using a small lens and photographs using infrared light at night, and has a small lens diameter (for example, 6 mm or less) and has a focus, zoom, and brightness. Is a fixed camera that automatically adjusts and does not move left or right. When the subject to be photographed moves, the focus, zoom, and brightness are automatically adjusted according to the subject, and the subject can be photographed using infrared rays at night.

The encoder 320 digitizes the image information photographed by the imaging unit 310 and transmits it to the compression unit 330, and the compression unit 330 receives the digitized image information received from the encoder 320. After compression according to the MPEG2 standard, it is transmitted to the encryption unit 340.

The encryption unit 340 encrypts the compressed image information received from the compression unit 330 and transmits the encrypted image information to the control unit 360. In this case, the reason for encrypting the image information in the encryption unit 340 is to prevent the image information is hacked during signal transmission and used illegally.

The tag memory 350 stores tag information of the cell camera 300.

The controller 360 adds the tag information stored in the tag memory 350 to the compressed and encrypted image information received from the encryption unit 340 and transmits the tag information to the SNMP module 260. In this case, the control unit 360 does not continuously transmit compressed and encrypted image information added with tag information to the SNMP module 370, but the encryption unit 340 by an internal timer circuit (not shown). Compressed and encrypted image information is received every predetermined time (for example, 20 seconds), and tag information of the cell camera 300 is added and then transmitted to the SNMP module 370. However, when the location management server (500 in FIG. 1) requests image information from the cell camera 300, the control unit 360 of the cell camera 300, regardless of the timer time, the encryption unit 340 After receiving the compressed and encrypted image information immediately from) and adds the tag information of the cell camera 300 stored in the tag memory 350 to transmit to the SNMP module 370.

The SNMP module 370 packetizes the compressed and encrypted video information to which the tag information transmitted from the controller 360 is added, and then the PLC modem 380, the DSL modem 382, and the cable modem 384. ) Is transmitted to the location management server (500 in Figure 1) and the image management server (600 in Figure 1) through any one of.

Here, the PLC modem 380 is a device for signal conversion to transmit the packet signal received from the SNMP module 370 through the power line (Z1), the DSL modem 382 is received from the SNMP module 370 A device for converting the signal to transmit the packet signal through the telephone line (Z2), the cable modem 384 is a device for signal conversion to transmit the packet signal received from the SNMP module 370 through the cable line (Z3) to be.

The information packetized by the SNMP module 370 is preferably transmitted to the power line Z1 through the PLC modem 380, but when the power line Z1 is not easy and there is a telephone line Z2 around it, The DSL modem 382 can be used to transmit to the telephone line Z2. If there is a cable line Z3 nearby, the transmission is performed using the cable modem 384.

The power supply of the cell camera 300 is used to A / D conversion of the AC power supplied to the street light.

The cell camera 300 having the above configuration is installed together with the cell receiver 200, and the cells stored in the tag memory 350 after digitizing, compressing, and encrypting image information photographed using a small lens. After the tag information of the camera 300 is added, the packet information is converted into a packet signal, and the firewall (400 of FIG. 1) is connected to any one of the PLC modem 380, the DSL modem 382, and the cable modem 384. ).

Since the tag terminal 100, the cell receiver 200, and the cell camera 300 have unique tag information, the location of the corresponding device can be recognized even from a remote location. In addition, since the cell receiver 200 and the cell camera 300 convert the tag information into a generalized TCP / IP packet using an SNMP protocol and transmit the same, the cell receiver 200 and the cell camera 300 can be transmitted to the Internet without using a separate dedicated network. There is this.

In addition, in the cell receiver 200 or the cell camera 300, the SNMP packet is converted into an SNMP protocol by using an electric power line supplied to a street lamp using a PLC modem even when a separate Internet line is not installed at the time of transmission. The cable modem can be used to transmit a cable TV line, and if a telephone line is installed nearby, it can also be transmitted through an xDSL modem so that the present invention can be installed wherever you want to check the location. There is an advantage.

In addition, the method of transmitting using the Internet protocol also has the advantage that it is possible to check the location via PDA, notebook, mobile phone. In particular, all devices used in the present invention are designed to actively deal with hacking that may occur during transmission by using encryption algorithm when transmitting.

5 is a configuration diagram of the firewall 400 shown in FIG. 1.

As shown in FIG. 5, the firewall 400 includes an SNMP module 410, an error control unit 420, an authentication unit 430, a control unit 440, and a PLC modem 450 and a DSL modem as signal conversion devices. 452 and a cable modem 454 are configured.

First, the PLC modem 450, the DSL modem 452, and the cable modem 454 transmit a packet signal transmitted from the cell receiver 200 and a packet signal transmitted from the cell camera 300 to a power line Z1. ), The telephone line Z2 and the cable line Z3 are received and transmitted to the SNMP module 410.

The SNMP module 410 receives packet signals of the cell receiver 200 and the cell camera 300 through any one of the PLC modem 450, the DSL modem 452, and the cable modem 454. The received packet signal is separated into image information and tag information and then transmitted to the error control unit 420.

The error control unit 420 receives the image information and the tag information from the SNMP module 42, detects whether there is an error in the image information and the tag information, and then, if there is no error, receives the received image information and the tag information. After transmitting to the authentication unit 430, if there is an error in the image information, request to retransmit the image information to the cell camera 300, and if there is an error in the tag information, immediately discard the tag information with the error and then the cell. It waits until the next tag information is received from the receiver 200.

The authentication unit 430 receives image information and tag information from the error control unit 420, decodes the compressed and encrypted image information and tag information, and decompresses and transmits the extracted image information and tag information to the control unit 440.

The control unit 440 receives the image information and the tag information from the authentication unit 430 to separate the tag information added to the image information and the tag information, respectively, the location management server 500 and the image management server ( 600) and one of the web server 700. In this case, tag information of the cell camera 300 is added to the image information, and tag information of the cell receiver 200 is added to tag information of the tag terminal 100.

The controller 440 may be configured to monitor tag information of the tag terminal 100, the cell receiver 200, the cell camera 300, and functions of the cell receiver 200 and the cell camera 300. The location management server (500 of FIG. 1) is transmitted, and the image information of the cell camera 300 is transmitted to the video management server (600 of FIG. 1).

On the other hand, when accessing the web server (700 in Figure 1) from the external Internet network, the signal received through the PLC modem 450, the DSL modem 452, the cable modem 454 is the firewall ( After entering the authentication unit 430 of 400 and undergoing a decryption process, the control unit 440 is transferred to the web server 700 and the web server 700 also transfers the data to an external internet network. After passing through 440 is encrypted by the authentication unit 430 is transmitted to the Internet via the PLC modem 450, the DSL modem 452, the cable modem 454.

The firewall 400 having the configuration includes image information and tags from the cell receiver 200 and the cell camera 300 through the PLC modem 450, the DSL modem 452, and the cable modem 454. After receiving information and decoding the compressed and encrypted video information and tag information, the tag information is transmitted to the location management server 500, and the video information is transmitted to the video management server 600. When the firewall 400 accesses the web server 700 from an external internet network, the firewall 400 decrypts signals transmitted and received to the PLC modem 450, the DSL modem 452, and the cable modem 454. And encrypts and connects the web server 700 to the Internet network.

6 is a configuration diagram of the location management server 500 shown in FIG.

As shown in FIG. 6, the location management server 500 includes an interface unit 510, a memory device 520, a central controller 530, a location management DB 540, a cell management DB 545, and a cell. The connection DB 550, the emergency alarm DB 555, the current location search module 560, a specific time location search module 565, the movement path search module 570, the backup device 575 is configured to include.

Here, the interface unit 510 receives the signal transmitted from the cell receiver 200 and the cell camera 300 through the firewall (400 of FIG. 1). In this case, the received signal is a packet including tag information of the tag terminal 100, tag information and state information of the cell receiver 200, tag information and state information of the cell camera 300, and reception time information. As a signal, the header is separated from the interface unit 510 and then transmitted to the central controller 530.

The memory device 520 transfers data to the location management DB 540, the cell management DB 545, the cell connection DB 550, and the emergency alarm DB 555 through the central processing unit 530. Memory that temporarily stores data when reading or writing.

The location management DB 540 stores the tag information of the tag terminal 100, the tag information of the cell receiver 200, the tag information of the cell camera 300, and the reception time information in a table form in the order of receipt. do. In this case, the table is composed of a tag terminal tag information field 10a, a cell receiver tag information field 10b, a cell camera tag information field 10c, and a reception time field 10d, as shown in FIG.

The cell management DB 545 stores state information of the cell receiver 200 and state information of the cell camera 300. The cell management DB 545 is used to manage a history for recovering the failure of the device when the cell receiver 200 and the cell camera 300 cause an abnormal operation.

The cell connection DB 550 receives a signal transmitted from an arbitrary tag terminal 100 at a neighboring cell receiver 200 and then the tag of the cell camera 300 that photographs the arbitrary tag terminal 100. In order to search whether the cell camera 300 has the information, tag information of the cell camera 300 corresponding to the specific cell receiver 200 is stored. The cell connection DB 550, when the information of the tag terminal 100 is stored in the location management DB (540), the tag number of the cell camera 300, the cell camera tag information field of the table 10 ( Used to record in 10c).

The emergency alarm DB 555 stores the contact information (for example, emergency home, police station, security company, etc.) to be notified in case of emergency by inputting the tag terminal 100 in advance. Here, "emergency" refers to a state in which the holder of the tag terminal 100 has pressed the emergency button 120 of the tag terminal 100.

The current location search module 560 of the tag terminal 100 in the location management DB 540 when the user requests the current location of a specific tag terminal 100 through the search and monitor system unit 800 The holder of the current tag terminal 100 by searching for the most recently input tag information among the tag information, requesting and receiving an image from the cell camera 300, and transmitting the image to the search and monitor system unit 800. Provides the ability to remotely see where and in what circumstances.

The specific time location search module 565 is a cell camera of a specific time in the location management DB 540 when the user requests an image of the tag terminal 100 at a specific time through the search and monitor system unit 800. (300) Tag information is retrieved and transmitted to the video management server 600. As a result, the image management server 600 searches the image DB (640 of FIG. 8) for each cell camera and searches for the image of the tag terminal 100 photographed at a specific time through the firewall 400. Transfer to the monitor system 800.

The movement path search module 570 extracts the movement path information of the tag terminal 100 specified by the search and monitor system unit 800 from the location management DB 540 and extracts the tag terminal ( By tagging the image from the cell camera-specific image DB 640 of the image management server 600 according to the movement path information of 100) and transmits the image to the search and monitor system unit 800, the tag terminal 100 has been This function allows you to check the path of the video.

The backup device 575 performs a function of backing up the DB of the location management server 500.

The CPU 530 may include tag information of the tag terminal 100, tag information of the cell receiver 200, tag information of the cell camera 300, and receive signals received from the interface unit 510. Time information is stored in the form of a table in the order received by the location management DB (540).

In addition, the CPU 530 stores the state information of the cell receiver 200 and the state information of the cell camera 300 in the cell management DB 545 among the signals received from the interface unit 510. do.

In addition, the CPU 530 searches the cell connection DB 550 to determine what tag information the cell camera 300 photographing an arbitrary tag terminal 100 is. When storing the information of the tag terminal 100 in the location management DB 540, the cell connection DB 550 retrieves the tag number of the corresponding cell camera 300 is stored in the location management DB (540) The cell camera tag information field 10c of the table 10 is recorded.

In addition, the central processing unit 530 receives the contact information to be notified in case of emergency by the tag terminal 100 in advance and stores in the emergency alert DB (555).

In addition, when the central processing unit 530 receives an emergency code from the tag terminal 100, and detects that the tag terminal 100 is an emergency situation by emergency contact the contact information stored in the emergency alert DB (555) The image of the tag terminal 100 is transmitted or an emergency alarm sound is transmitted.

In addition, the CPU 530 controls operations of the current location search module 560, the specific time location search module 565, the movement path search module 570, and the backup device 575, respectively. .

The location management server 500 having the above configuration receives a signal transmitted from the cell receiver 200 and the cell camera 300 through the firewall 400, and the tag terminal extracted from the received signal. Tag information, tag information of the cell receiver, tag information of the cell camera are stored in the location management DB 540, and extracted state information of the cell receiver and state information of the cell camera are stored in the cell management DB ( 545). In addition, the cell connection DB 550 stores tag information of the cell camera 300 corresponding to a specific cell receiver 200, and the tag terminal 100 informs the emergency alarm DB 555 of the contact information in case of emergency. ) Is inputted in advance and stored. In addition, the location management server 500 is the current location search module 560, the specific time location search module 565 for searching the current location, a specific time location, the movement path of any tag terminal 100, respectively In addition, the movement path search module 570 is provided.

8 is a configuration diagram of the video management server 600 shown in FIG.

As shown in FIG. 8, the video management server 600 includes an interface unit 610, a memory device 620, a central controller 630, an image DB 640 for each cell camera, and a daily image DB 650. And a backup device 660.

Here, the interface unit 610 serves as an interface for transmitting and receiving a signal between the firewall (400 of FIG. 1) and the central control unit 630. The interface unit 610 receives the tag information and the image information of the cell camera 300 in a packet form from the firewall 400, separates the header, and transmits the header information to the central controller 630. In addition, the interface unit 610 transmits a signal received from the search and monitor system unit 800 to the central control unit 630 through the firewall 400. In addition, the interface unit 610 transmits the signal received from the central control unit 630 through the firewall 400.

The memory device 620 is a memory device that temporarily stores data when reading and writing images stored in the cell camera-specific image DB 640, the daily image DB 650, and the backup device 660.

The central controller 630 is configured to display the tag information and the image information of the cell camera 300 received from the interface unit 610 in the corresponding cell camera 300 directory of the image DB 640 for each cell camera. Save it. The central controller 630 stores the image of the day (24 hours) in the image DB 640 for each cell camera, and stores the image up to 10 days ago in the daily image DB 650. The backup device 660 controls to store an image up to one month (30 days) ago. In addition, when the central controller 630 requests an image of the tag terminal 100 from the search and monitor system unit 800 one month ago, the image DB 640 for each cell camera and the daily image DB. In operation 650, the backup apparatus 660 is searched and the requested image is transmitted through the interface unit 610.

The cell camera-specific image DB 640 stores the image information of the cell camera 300 received on the day through the interface unit 610 in the cell camera directory by the central controller 630 in a corresponding cell camera directory. . In this case, the image information stored for 24 hours in the cell camera-specific image DB 640 is sent to the daily image DB 650 and stored up to 10 days ago.

The daily image DB 650 receives and compresses the image information stored for 24 hours in the image DB 640 for each cell camera, and stores the image information in the directory of the corresponding cell camera 300 up to 10 days before. In this case, the image information stored up to 10 days ago in the daily image DB 650 is sent to the backup device 660 and stored up to 30 days ago.

The backup device 660 receives and compresses the image information stored up to 10 days ago from the daily image DB 650 and stores the image information up to 30 days before. At this time, the image information after 30 days in the backup device 660 is separately stored in an external storage device (for example, CD, database, etc.).

Therefore, the image up to one month ago can be retrieved at any time through the search and monitor system unit 800, and the previous image can be viewed after authentication by a separate request.

The cell camera-specific image DB 640 stores an image for the current day (24 hours), the daily image DB 650 stores an image up to 10 days ago, and the backup device 660 is 30 days old. Save the video up to. However, the period of storing the images in the image DB 640 for each cell camera, the daily image DB 650, and the backup device 660 may be changed as necessary.

The image management server 600 having the above configuration displays the tag information and the image of the cell camera 300 received on the same day through the firewall 400 of the corresponding cell camera 300 of the image DB 640 for each cell camera. ) Is stored in the directory by time, and the tag information and the image of the cell camera 300 from the day before to the day before 10 days are stored in the corresponding cell camera 300 directory of the daily image DB 650 by day, 10 The tag information and the image of the cell camera 300 from one day to 30 days before are stored in the backup device 660.

9 is a configuration diagram of the web server 700 shown in FIG. 1.

As shown in FIG. 9, the web server 700 includes an interface unit 710, a storage unit 720, a central control unit 730, a web server unit 740, a subscriber management DB 750, and a backup unit. It comprises 760.

Here, the interface unit 710 separates the http protocol information transmitted in the form of a packet and transmits it to the central controller 730 when accessing the web server 700 from a remote location through the Internet.

The storage device 720 is a storage device that stores data when reading and writing images stored in the web server 740, the subscriber management DB 750, and the backup device 760 from the outside.

The central control unit 730 receives the web page for location search from the web server unit 740 and delivers it to the Internet through the interface unit 710 and requests the search of specific tag information from the Internet. The information of the 500 and the image management server 600 and the web server 700 is withdrawn and transmitted to the Internet.

The web server unit 740 provides a web page for location search to a remote accessor connected to the Internet. The location search web page includes buttons for current location search, specific time location search, and movement path search.

The subscriber management DB 750 stores and manages information of subscribers subscribed to the crime prevention system, and performs a recognition process for subscribers when accessing the web server unit 740 at a remote location.

The backup device 760 is a device for backing up information stored in the subscriber management DB (750).

The web server 700 is a server capable of serving a web page in the case of accessing the Internet from a remote site. The web server 700 separates the http protocol information transmitted in the form of a packet from the interface unit 710 to the central control unit 730. When transmitting to the central control unit 730 to transfer the web page for the location search of the web server unit 740 to the Internet, the web server 700, the location management server when a request for the search of specific tag information from the Internet The information of the 500 and the image management server 600 is extracted and transmitted to the Internet. At this time, in order to access the web server unit 740 from a remote location, the subscriber management DB 750 must first authenticate the subscriber. After being authenticated by the subscriber management DB 750, a remote access user clicks the current location search, a specific time location search, and a movement path search button on the search screen of the location search web page, and then the location management server 500. With reference to the image of the image management server 600 is extracted and transmitted to the Internet in a web form. If the web server 700 is used, it is possible to check the location as an image even in a PDA, a notebook, a mobile phone, and the like.

10 is a block diagram of the search and monitor system unit 800 shown in FIG.

As illustrated in FIG. 10, the search and monitor system unit 800 may include an input module 810, a tag memory 820, a controller 830, an encryption unit 840, an SNMP module 850, and a VGA module ( 860, a modulator 870, and a PLC modem 880, a DSL modem 882, and a cable modem 884, which are signal converters.

Here, the input module 810 is an input device for inputting tag information of the tag terminal (100 of FIG. 1).

The tag memory 820 stores tag information of the search and monitor system unit 800.

The control unit 830 receives the tag information of the tag terminal 100 from the input module 810 and receives the tag information of the search and monitor system unit 800 from the tag memory 820. A signal obtained by adding tag information of the search and monitor system unit 800 to tag information of the terminal 100 is transmitted to the encryption unit 840.

The encryption unit 840 encrypts a signal received from the controller 830 (a signal obtained by adding tag information of the tag terminal 100 to tag information of the search and monitor system unit 800) to prevent hacking. After the transmission to the SNMP module (850).

The SNMP module 850 converts the encrypted signal received from the encryption unit 840 into a packet signal and transmits the packet signal to the signal conversion device.

The signal conversion device converts the encryption and packet signals received from the SNMP module 850 by the PLC modem 880, the DSL modem 882, and the cable modem 884 according to the type of cable to the power line. (Z1), the telephone line (Z2), and the cable line (Z3) via any one of the transmission to the location management server 500 via the firewall 400. Here, the PLC modem 880 is a device for signal conversion to transmit the packet signal received from the SNMP module 850 through the power line (Z1), the DSL modem 882 is received from the SNMP module 850 A signal conversion device for transmitting the packet signal through the telephone line (Z2), the cable modem 884 is a signal conversion device for transmitting the packet signal received from the SNMP module 850 through the cable line (Z3) to be.

The VGA module 860 receives the image sent from the image management server 600 through the controller 830 and transmits the image to the PC monitor 802.

The modulator 870 receives the image sent from the image management server 600 through the controller 830, modulates the image to a specific TV channel frequency, and transmits the image to the TV receiver 804.

The operation of the search and monitor device 800 having the above configuration will be described below.

First, when a tag number of the tag terminal 100 is input to the input module 810 when the position of the tag terminal 100 is to be known, the controller 830 tags the tag number of the tag terminal 100. The tag information of the tag memory 820 is summed and transmitted to the encryption unit 840.

Next, the encryption unit 840 encrypts the received signal so that the user information is not leaked even when being hacked during transmission, and then transmits the received signal to the SNMP module 850.

Next, the SNMP module 850 converts the received signal into a packet so that the firewall 400 can be connected to the PLC modem 880, the DSL modem 882, the cable modem 884, etc. according to the characteristics of the line. It passes through the location management server 500 through.

Next, when the location management server 500 requests an image transmission request to the image management server 600 according to a command requested by the search and monitor apparatus 800, the image management server 600 displays the corresponding image. The image is transmitted to the control unit 830 of the search and monitor system 800 through the firewall 400. In this case, when the video is to be viewed through a specific channel of the TV, the modulator 870 modulates the specific TV channel frequency and transmits it to the TV receiver 804 and to the PC monitor 802. Transmits an image to the PC monitor 802 through the VGA module 860. The search function of the input module 810 includes a current location search, a specific time location search, and a movement path search function.

11 is a flowchart illustrating a crime prevention and monitoring method according to the present invention.

First, the tag terminal 100 transmits unique tag information to a nearby cell receiver 200 (step S10).

Next, the tag information of the tag terminal 100 received by the cell receiver 200 is combined with its own tag information and transmitted through a communication network (step S20).

Next, after photographing the neighboring area in the cell camera 300 installed with the cell receiver 200, the unique tag information is added to the captured image and transmitted through the communication network (step S30).

Then, the time received by receiving the tag information of the tag terminal 100, the tag information of the cell receiver 200 and the tag information of the cell camera 300 through the communication network at the location management server 500 And store in the form of a table in the order received (step S40).

Next, the video management server 600 receives the image and tag information transmitted from the cell camera 300 through the communication network, and stores the image by cell camera, by date, and by time (step S50).

Then, the tag information of an arbitrary tag terminal is input to the search and monitor system unit 800 connected to the communication network (step S60).

Then, through the location management server 500 and the image management server 600 receives and receives information on the current location, the position of a specific time, the movement path of the tag terminal 100 as an image to search and monitor ( Step S70).

In this case, the method for identifying and searching for the lost child is connected to the web server 700 through the communication network and then controls the operation of the cell camera 300, and the location management server 500 and the image management server 600. You can also search and monitor the information stored in).

The communication network may be any one of an internet communication network, a power line communication network, a telephone line communication network, and a cable line communication network.

In addition, the tag terminal 100 is carried by a person, and generates its own tag information at regular intervals, and when pressing the emergency button in an emergency situation, the emergency code is added to the nearby cell receiver immediately by adding the emergency code to the tag information. do.

Then, the cell receiver 200 detects whether there is an error in the tag information of the tag terminal 100, if there is an error, discards the errored tag information and waits for the next tag information to be received. If there is no error, the tag information of the tag terminal 100 received is combined with its own tag information, encrypted, and then converted into a packet signal and transmitted.

The cell camera 300 normally transmits the image taken around a certain period, and immediately transfers the image taken when the request is received from the location management server 500.

The location management server 500 previously stores contact information to be contacted when receiving an emergency code from the tag terminal 100 for each tag terminal. In addition, the location management server 500 calls a pre-stored contact when receiving an emergency code from the tag terminal 100 and then the current location information of the tag terminal 100 and the image information received from the video management server 600 Send it.

Lastly, the cell receiver 200 and the cell camera 300 convert the AC power supplied to the street lamp or the telephone pole into A / D to use it as a power source.

In addition, preferred embodiments of the present invention are disclosed for the purpose of illustration, those skilled in the art will be possible to various modifications, changes, additions, etc. within the spirit and scope of the present invention, such modifications and changes should be seen as belonging to the following claims. something to do.

As described above, according to the crime prevention and monitoring method and the system according to the present invention, the tag terminal 100 possessed by a person generates a unique tag signal at predetermined time intervals, so that the area of the cell receiver 200 can be used. Register whether it belongs to the location management server 500, through the cell camera 300 installed with the cell receiver 200 to shoot the tag terminal 100 as an image and stored in the image management server 600 The tag terminal 100 enters a unique tag number of the tag terminal 100 into the search and monitor system unit 800 connected to the location management server 500 and the image management server 600 through a communication network. It is effective to check and monitor the current position and situation in the image.

In addition, when residents are exposed to crimes at any time, they can notify their family or police of their emergency situation by video, and record the crime scene as it is to provide absolute clues for the arrest of the criminals in the future. It works.

In addition, by transmitting the tag information from the tag terminal 100 carried by a person to the cell receiver 200 installed around the neighborhood by using one-way communication, there is an advantage that the system can be implemented at a low price.

In addition, when transmitting a signal from the cell receiver 200 to the location management server 500, there is an advantage that can be transmitted to the TCP / IP packet using the SNMP protocol and transmitted through the Internet line.

In addition, when transmitting the signal from the cell receiver 200 to the location management server 500 has the advantage that can be transmitted through the power line supplied to the street lamp using a PLC modem by changing the TCP / IP packet using the SNMP protocol have.

In addition, when transmitting the signal from the cell receiver 200 to the location management server 500, there is an advantage that can be transmitted through a telephone line using an xDSL modem by changing to a TCP / IP packet using an SNMP protocol.

In addition, there is an advantage that the person having the tag terminal 100 can check the current location through a PDA, a notebook, a mobile phone, etc. as an image.

Claims (33)

  1. Transmitting unique tag information to a nearby cell receiver in a tag terminal;
    Combining its own tag information with tag information of the tag terminal received at the cell receiver and transmitting the tag information through a communication network;
    Taking a picture of a user having the tag terminal in a cell camera installed with the cell receiver, and adding the unique tag information to the captured image information and transmitting it through the communication network;
    Receiving tag information of the tag terminal, the cell receiver, and the cell camera transmitted through the communication network from a location management server and storing the received tag information in a table form in order with a reception time;
    Receiving image and tag information transmitted from the cell camera through the communication network at a video management server and storing the image by a cell camera, date and time;
    Accessing a search and monitor system unit connected to the location management server and an image management server through the communication network and inputting tag information of an arbitrary tag terminal; And
    Receiving information on the current location of the tag terminal, the location of a specific time, the movement path as a video search and monitoring; Crime prevention and monitoring method comprising a.
  2. The method of claim 1, wherein the crime prevention and monitoring method comprises:
    And a web server connected to the location management server and the image management server through the communication network to control the operation of the cell camera.
  3. The method according to claim 1 or 2,
    And the communication network is any one of an internet communication network, a power line communication network, a telephone line communication network, and a cable line communication network.
  4. The method of claim 1, wherein the tag terminal is:
    Equipped with emergency button to transmit emergency signal in case of emergency,
    And when the user presses the emergency button, the emergency information is added to the tag information and immediately transmitted to a nearby cell receiver.
  5. The method of claim 1, wherein the cell receiver is:
    After detecting whether there is an error in the tag information received from the tag terminal,
    If there is an error, discard the tag information with the error and wait until the next tag information is received.
    And if there is no error, encrypts the tag information of the tag terminal with the received tag information, converts the tag information into a packet signal, and transmits the converted packet signal.
  6. The method of claim 1, wherein the cell camera is:
    Normally send a picture of the surroundings at regular intervals,
    Crime prevention and monitoring method characterized in that the transmission of the photographed immediately if there is a request from the location management server.
  7. The method of claim 1, wherein the location management server:
    Crime prevention and monitoring method characterized in that for storing the contact information to be contacted when receiving an emergency code from the tag terminal for each tag terminal in advance.
  8. The system of claim 7, wherein the location management server is:
    When the emergency code is received from the tag terminal, the pre-stored contact and then the current location information of the tag terminal and the image information received from the video management server, characterized in that the crime prevention and monitoring method.
  9. The method of claim 1,
    And the cell receiver and the cell camera convert the AC power supplied to the street lamp or the telephone pole into A / D conversion and use the same as a power source.
  10. A plurality of tag terminals for generating unique tag information at a predetermined frequency of an RF frequency;
    A plurality of cell receivers which combine their own tag information with tag information of a tag terminal received from the plurality of tag terminals and transmit the tag information to a communication network;
    A plurality of cell cameras installed together with the cell receiver and configured to capture a reception area of the cell receiver and combine its own tag information with the captured image information and transmit the same to the communication network;
    An image management server which receives image information transmitted from the plurality of cell cameras through the communication network and stores the image information for each cell camera, date, and time;
    A location management server that receives tag information of the tag terminal, the cell receiver and the cell camera through the communication network and stores the tag information together with a reception time in a table form; And
    Crime prevention including; a search and monitor system unit for accessing the location management server and the image management server through the communication network, receiving and searching and monitoring an image of a location and a movement path of a tag terminal at a current or specific time; And surveillance system.
  11. The system of claim 10, wherein the crime prevention and surveillance system is:
    And a web server that provides a function of retrieving information stored in the location management server and the image management server through the communication network and controls the operation of the cell camera. .
  12. The method of claim 11,
    And the cell receiver, the cell camera, the location management server, the image management server, the web server, and the search and monitoring system unit are connected to a communication network through a firewall.
  13. The method of claim 12,
    The communication network is any one of the Internet network, power line communication network, telephone line communication network, cable line communication network, crime prevention and monitoring system.
  14. The system of claim 12, wherein the firewall is:
    An SNMP module for receiving a signal transmitted from the cell receiver and the cell camera through a signal conversion device and separating a packet;
    An error control unit for detecting an error by receiving a signal from the SNMP module;
    An authentication unit which receives a signal from the error control unit and verifies whether it is illegally used; And
    And a control unit which receives a signal from the authentication unit, separates tag information, and transmits the tag information to one of the location management server, the image management server, and the web server.
  15. The apparatus of claim 14, wherein the error control unit;
    After detecting whether there is an error in the received signal,
    If there is no error, the received signal is transmitted to the authentication unit.
    Requesting retransmission of video information to the cell camera if there is an error in the video information, and discarding tag information with an error if there is an error in tag information and waiting for the next tag information to be received from the cell receiver. Crime Prevention and Surveillance System.
  16. The method of claim 14, wherein the authentication unit:
    The crime prevention and monitoring system, characterized in that for decompressing and decrypting the compressed and encrypted signal received from the error control unit by decrypting and decompressing.
  17. The method of claim 10, wherein the tag terminal is:
    A tag memory for storing tag information of the tag terminal and an emergency code indicating an emergency situation;
    Emergency button for informing the emergency situation of the holder of the tag terminal emergency situation;
    Transmitter for converting the tag information and the emergency code of the tag terminal to a radio frequency (RF) to transmit to a nearby cell receiver;
    A control unit which transmits tag information of the tag terminal stored in the tag memory to the transmitter every predetermined time, and immediately transmits tag information and an emergency code of the tag terminal stored in the tag memory to the transmitter by the emergency button; And
    And a charging unit for supplying power to the tag memory and the transmission unit through the control unit.
  18. The method of claim 17, wherein the control unit:
    And the power supply of the charging unit is instantaneously supplied to the tag memory and the transmitting unit only when the tag information is transmitted and when the emergency button is pressed.
  19. The method of claim 10, wherein the cell receiver is:
    A receiver which receives tag information from the tag terminal and amplifies low noise;
    An error detector for detecting an error after receiving tag information of the tag terminal from the receiver;
    A tag memory for storing unique tag information of the cell receiver;
    A control unit for transmitting the tag information of the tag terminal received from the error detection unit together with the unique tag information of the cell receiver stored in the tag memory;
    An encryption unit for encrypting a signal received from the control unit;
    An SNMP module for converting a signal received from the encryption unit into a packet signal; And
    And a signal conversion device for converting and transmitting the packet signal received from the SNMP module according to a type of a transmission cable.
  20. 20. The apparatus of claim 19, wherein the error detector is:
    If there is an error in the tag information of the tag terminal, it will be discarded and waited until the next tag information is received.
  21. 20. The cell receiver of claim 19, wherein the cell receiver comprises:
    Crime prevention and monitoring system, characterized in that the AC power supplied to the streetlight A / D conversion to use as a power source.
  22. The method of claim 10, wherein the cell camera:
    An imaging unit for photographing the surroundings and photographing at night using infrared rays;
    An encoder for receiving and digitizing image information captured by the image pickup unit;
    A compression unit that receives and compresses image information from the encoder;
    An encryption unit which receives and compresses the compressed image information from the compression unit;
    A tag memory for storing unique tag information of the cell camera;
    A controller which adds and transmits tag information stored in the tag memory to the image information received from the encryption unit;
    An SNMP module for converting a signal received from the controller into a packet signal; And
    And a signal conversion device converting the packet signal received from the SNMP module according to the type of transmission cable and transmitting the signal.
  23. 23. The apparatus of claim 22, wherein the controller is:
    Normally receives a signal from the encryption unit at a certain period,
    When the location management server requests the image information of the cell camera,
    Crime prevention and monitoring system, characterized in that for receiving a signal directly from the encryption unit.
  24. The method of claim 22, wherein the cell camera is:
    Crime prevention and monitoring system, characterized in that the AC power supplied to the streetlight A / D conversion to use as a power source.
  25. 13. The system of claim 10 or 12, wherein the location management server is:
    An interface unit for receiving a signal transmitted from the cell camera and the cell receiver through the firewall;
    A location management DB for storing the tag information of the tag terminal, the tag information of the cell receiver, the tag information of the cell camera, and the reception time information received through the interface unit in a received order;
    A cell management DB storing state information of the cell receiver and state information of the cell camera received through the interface unit;
    A cell connection DB for storing tag information of a cell camera installed with the cell receiver;
    An emergency alert DB storing contact information to be contacted when an emergency code is received from the tag terminal; And
    And a central control unit for controlling operations of the location management DB, the cell management DB, the cell connection DB, and the emergency alarm DB, respectively.
  26. 27. The system of claim 25, wherein the location management server is:
    When the search and monitor system unit requests the current location information of the tag terminal, the tag information of the tag terminal recently inputted is searched through the location management DB to request an image from a corresponding cell camera and receive the search. And a current location search module for transmitting to the monitor system unit.
  27. 27. The system of claim 26, wherein the location management server is:
    When the search and monitor system unit requests the specific time location information of the tag terminal, the tag information of the cell camera photographing the tag terminal is extracted through the location management DB and transmitted to the image management server. And a specific time location search module for transmitting an image captured by the tag terminal at an image management server to the search and monitor system unit at a specific time.
  28. 28. The system of claim 27, wherein the location management server is:
    When the search and monitor system unit requests the movement route information of the tag terminal, the movement route of the tag terminal is extracted through the location management DB, and then the image management server outputs an image according to the movement route of the tag terminal. And a movement path search module for transmitting to the search and monitor system unit.
  29. 27. The system of claim 25, wherein the location management server is:
    And a backup apparatus for backing up the DB of the location management server.
  30. The video management server of claim 10 or 12, wherein the image management server comprises:
    An interface unit for receiving tag information and an image transmitted from the cell camera through the firewall;
    An image DB for each cell camera storing the tag information and the image of the cell camera of the day received from the interface unit in a directory of the corresponding cell camera for each time;
    A daily image DB for receiving tag information and an image of the cell camera from the image DB for each cell camera on a daily basis and storing the image information before the first period;
    A backup device configured to receive tag information and an image of a cell camera from the daily image DB on a daily basis and store the image information before the first period and before the second period; And
    And a central controller configured to control operations of the cell camera image DB, the daily image DB, and the backup device.
  31. 13. The web server of claim 10 or 12, wherein the web server is:
    An interface unit allowing access to the Internet through the firewall;
    A web server unit which provides a web page for searching the location of the tag terminal to an accessor connected to the Internet, searches for information on the location management server and the image management server, and downloads data through the Internet;
    A subscriber management DB that stores and manages information of subscribers subscribed to the crime prevention and monitoring system and performs authentication on the accessors connected to the Internet;
    A backup device for backing up the data information of the subscriber management DB; And
    Central control device for controlling the operation of each component of the web server; Crime prevention and monitoring system comprising a.
  32. The apparatus of claim 10, wherein the search and monitor device comprises:
    An input module for inputting tag information of the tag terminal;
    A tag memory for storing tag information of the search and monitor apparatus;
    A control unit for adding tag information of the search and monitor apparatus received from the tag memory to tag information of the tag terminal received from the input module;
    An encryption unit for encrypting a signal received from the control unit;
    An SNMP module for converting a signal received from the encryption unit into a packet signal;
    A signal conversion device for converting a packet signal received from the SNMP module according to a type of a transmission cable and then transmitting the signal;
    A VGA module for transmitting an image sent from the image management server to the PC monitor through the control unit; And
    And a modulator for modulating the image transmitted from the image management server through the control unit to a TV channel frequency and transmitting the image to a TV receiver.
  33. The method according to any one of claims 14, 19, 22 and 32,
    The signal conversion device is:
    A PLC modem for transmitting a packet signal received from the SNMP module through a power line;
    A DSL modem for transmitting a packet signal received from the SNMP module through a telephone line; And
    And a cable modem for transmitting the packet signal received from the SNMP module through a cable line, respectively.
KR1020040076010A 2004-09-22 2004-09-22 Method of monitoring and criminal prevention, and system thereof KR100620560B1 (en)

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