KR100620555B1 - Method of checking position and search for a missing child, and system thereof - Google Patents

Abstract

The present invention relates to a method for identifying and searching for a lost child and a system thereof, and to allow children, handicapped persons, and the elderly to enter a amusement park with a portable location register. The mobile location register periodically registers which cell receiver area it belongs to at the location management server at regular time intervals, and the unique location of the location location server connected to the location management server through a communication network. When the number is entered, the location indicator displays the current location of the portable location register at any time, so that when a lot of people gather at a place such as an amusement park, a child, a disabled person or an elderly person can find it immediately. . In addition, when a child holding a portable location register is abducted in a crowded place, such as an amusement park, or a child who has lost a guardian leaves the amusement park exit alone, the guardian does not enter the unique number of the portable location register. The alarm register sounds at the location register detector installed in the child, so that children can not leave the amusement park without a guardian, there is a very excellent effect that can prevent the lost.

Description

MEAOD OF CHECKING POSITION AND SEARCH FOR A MISSING CHILD, AND SYSTEM THEREOF}

1 is an overall configuration diagram of a lost child location and search system according to the present invention

2 is a block diagram of the portable location register 100 shown in FIG.

FIG. 3 is a packet diagram of a portable location register unique ID 10 stored in the memory 110 of the portable location register 100 shown in FIG. 2.

4 is a configuration diagram of the cell receiver 200 shown in FIG. 1.

FIG. 5 is a packet diagram of the binding ID 20 output through the SNMP module 250 of the cell receiver 200 shown in FIG. 4.

6 is a configuration diagram of the location management server 300 shown in FIG.

7 is a configuration diagram of the location management DB table 30 stored in the location management DB 330 of the location management server 300 shown in FIG.

FIG. 8 is a configuration diagram of the location finder 400 shown in FIG. 1.

9 is a configuration diagram of the input panel 410 shown in FIG.

10 is a configuration diagram of the position indicator 500 shown in FIG.

11 is a configuration diagram of the location registration ID adder 600 shown in FIG.

12 is a configuration diagram of the position register detector 700 shown in FIG.

13 is a flowchart illustrating a method for identifying and searching for lost children according to the present invention.

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

100, ......, 100n; Handheld locator

110: memory 120: antenna

130: RF transmission module 140: timer

150: rechargeable battery

200, ......, 200m: Cell Receiver

210: memory 220: antenna

230: RF receiving module 240: error detection unit

250: SNMP module 260: PLC modem

270: DSL modem 300: location management server

310: SNMP module 320: control unit

330: location management database (DB) 340: search module

350: PLC Modem 360: DSL Modem

400, ......, 400p: location finder

410: Input panel 412: Current location search button

414: movement path search button

416: specific time location search button 418: keypad

420: control unit 430: SNMP module

440: PLC modem 450: DSL modem

500, ......, 500p: position indicator

510: SNMP module 520: control unit

530: display panel 540: PLC modem

550: DSL Modem

600: location registration ID giver 610: memory

620: input unit 630: SNMP module

640: PLC Modem 650: DSL Modem

700: location register detector 710: antenna

720: RF receiving module 730: carrier detector

740: alarm sound generator 750: speaker

The present invention relates to a method for identifying and searching for a lost child and a system thereof. In particular, a method for identifying and searching for a lost child and a system for identifying a child when a child, a disabled person, or an elderly person are lost in a crowded place such as an amusement park It is about.

Nowadays, children's outbreaks in the amusement parks are also a big problem as the number of family outings on the weekends and holidays is increasing. Finding a child in an amusement park is a passive system where dedicated agents look for a certain area with their own eyes, so it takes a lot of time to find it and it is impossible to find a child if the child leaves the amusement park.

To this end, conventionally, various types of anti-lost devices have been developed.

As a conventional anti-lost device, the products we often see are anti-lost bracelets and necklaces with children's personal information and contact information on bracelets and necklaces.Also, when a child with a transmitter drops more than a certain distance from the receiver, There is a ringing alarm alarm.

Here, the anti-lost alarm has a limitation in the behavior of the child when the set distance between the transmitter and the receiver is too short, and when the set distance is too long, it is difficult to find the lost when the activity radius of the child is too wide. In addition, when the child is out of the reception area, only the alarm sounds, because it does not tell where the child is now, it was more difficult to find.

In addition, a device for preventing childbirth using biometric information (eg fingerprint information, genetic information, etc.) is being released. The device may have previously entered the child's biometric information and the guardian's contact information into a database. When a child's biometric information is retrieved from the database, the guardian is contacted. This is a problem that takes a lot of cost and time to build a database, there was an inconvenience to input and output the information of Mia by accessing the database.

In addition, such a conventional anti-lost device has to wait until a contact from someone who protects the child when the child is lost, if there is no way to find the child if the child is abducted.

Accordingly, the present invention has been made to solve the above problems, an object of the present invention is to have children or handicapped people and the elderly to enter a portable location register to enter the amusement park and protect the unique number of the portable location register The card is handed out, and the portable location register periodically registers in the location management server which cell receiver area it belongs to at a predetermined time interval, and the portable location on the location indicator connected to the location management server through a communication network. When you enter the unique number of the register, the location indicator displays the current location of the portable location register at any time, such as an amusement park where a lot of people gathered in a place where children, handicapped or elderly people can be found immediately lost OK and To provide a method and system colors.

In addition, another object of the present invention is to protect the inherent uniqueness of the portable location register when a child carrying a portable location register is abducted in a place where a lot of people gather, such as an amusement park, or a child who has lost a caregiver exits the amusement park exit by himself. The present invention provides a method and system for identifying and searching for a lost child by preventing a child from leaving the amusement park without a guardian by causing an alarm to sound at a location register detector installed at an exit if a number is not entered.

In addition, another object of the present invention by using a one-way communication when transmitting a location signal from the portable location register to the cell receivers installed in various places in the amusement park, Mia that can implement the anti-loan system at a low price The present invention provides a method for identifying and retrieving a location and a system thereof.

Further, another object of the present invention is a method and system for locating and retrieving a lost location of a plurality of cell receivers to transmit to the location management server to the TCP / IP packet using the SNMP protocol to transmit through 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 transmit through the power line supplied to the street lamp using a PLC modem The present invention provides a method for identifying and retrieving a location and a system thereof.

In addition, another object of the present invention is to determine the location of the MIA and search to change the TCP / IP packet using the SNMP protocol to transmit over the telephone line using the xDSL modem when transmitting a signal from the plurality of cell receivers to the location management server To provide a method and a system thereof.

In addition, another object of the present invention is to determine the location of a child with a PDA, a laptop, a mobile phone and the like location of a child carrying a current portable location register in a place where a lot of people gather, such as an amusement park and its To provide a system.

Mia position identification and search method according to the present invention for achieving the above object,

At the entrance of the amusement park, a portable location register and a card containing a unique ID of the portable location register are paid, and after entering a unique ID of the portable location register written on the card into a location registration ID granter installed at the entrance of the amusement park, the entrance is performed. ;

Storing the unique ID of the portable location register, inputted to the location registration ID granter, together with the entrance unique ID and the reception time information in the location management server;

Generating and transmitting a location register unique ID and a location register discovery signal at regular intervals in the portable location register;

Storing the location register unique ID transmitted from the portable location register by time with the unique ID of the cell receiver in the location management server through a cell receiver installed in the amusement park; And

And retrieving and outputting current location information of the portable location register through the location management server by inputting a unique ID of the portable location register into a location finder installed in the amusement park.

Another lost location and search method according to the present invention for achieving the above object,

At the entrance of the amusement park, a portable location register and a card containing the RF tag of the portable location register are paid, and after entering the RF tag of the portable location register written on the card to a location registration ID granter installed at the entrance of the amusement park, the entrance is performed. ;

Storing the RF tag of the portable location register, which is input to the location registration ID granter, together with an entrance RF tag and reception time information in a location management server;

Generating and transmitting a location register RF tag and a location register discovery signal each at a predetermined period in the portable location register;

Storing the location register RF tag transmitted from the portable location register with the RF tag of the cell receiver in the location management server through a cell receiver installed in the amusement park; And

And searching for and outputting current location information of the portable location register through the location management server by inputting an RF tag of the portable location register into a location finder installed in the amusement park.

Receiving a location register detection signal transmitted from the portable location register in a location register detector installed at the exit of the amusement park; And determining whether or not an alarm sound is generated in the location register detector based on a result of inputting a unique ID or an RF tag of the portable location register into the location registration ID granter.

In addition, if the unique ID or RF tag of the portable location register is not input to the location registration ID giver to immediately generate an alarm sound to notify the amusement park management personnel; And checking the person carrying the portable location register by the amusement park management staff toward the exit and taking a follow-up action.

And not generating an alarm sound when a unique ID or an RF tag of the portable location register is input to the location registration ID granter. And receiving, by the amusement park management personnel, the portable location register and the card.

Characterized in that the current location information of the portable location register retrieved by the location finder is characterized by the location indicator.

The location registration ID granter is: combining the inputted unique ID of the portable location register with the entrance unique ID or RF tag stored in its memory to create a binding ID or binding RF tag and packetize it and transmit it to the location management server. It features.

The cell receiver: Receives and corrects an error by receiving the location register unique ID or RF tag transmitted from the portable location register, and unique ID of the cell receiver stored in its memory in the location register unique ID or RF tag Or by adding an RF tag packetized by the SNMP protocol, characterized in that for transmitting to the location management server.

The location management server: inversely converts the packet received from the cell receiver to the SNMP protocol to extract the unique ID or RF tag of the portable location register and the unique ID or RF tag and the reception time information of the cell receiver in a database form Characterized in that.

The method for detecting an error of the location register unique ID or RF tag may include: when the location registration unique ID or RF tag is repeatedly received three times, all three of the three IDs or RF tags may match or at least two or more matches. In this case, the received location register unique ID or RF tag is regarded as no error, and when all three IDs or RF tags are mismatched, the received location register unique ID or RF tag is discarded.

And searching for and outputting a moving path of the portable location register through the location management server by inputting a unique ID or an RF tag of the portable location register into the location finder installed in the amusement park.

And inputting a unique ID or an RF tag of the portable location register into a location finder installed in the amusement park and searching for and outputting a location of the portable location register at a specific time through the location management server. It is done.

The location register unique ID or RF tag and the location register discovery signal generated by the portable location register are different in frequency and frequency of occurrence.

The signal transmission between the cell receiver and the location management server is characterized in that: transmitting through any one of the power line through a PLC modem, a telephone line through a DSL modem, a dedicated line.

The signal transmission between the location management server and the location finder is: a power line via a PLC modem, a telephone line through a DSL modem, characterized in that the transmission via any one of.

The signal transmission between the location management server and the location registration ID granter is characterized in that: transmitting through any one of a power line through a PLC modem, a telephone line through a DSL modem, a dedicated line.

The portable location register is provided to a child, a disabled person, the elderly, and the card is characterized in that the payment to the guardian of the person holding the portable location register.

Mia positioning and retrieval system according to the present invention for achieving the above object,

A plurality of portable location registers with a built-in rechargeable battery for transmitting a unique ID and a location register discovery signal at predetermined cycles, respectively;

A plurality of cell receivers for receiving an ID transmitted from the portable location register, correcting an error, adding an own ID, packetizing the packet, and transmitting the packet to a location management server;

A location management server which inversely converts the packet transmitted from the cell receiver, extracts an ID of the location register, an ID of the cell receiver, and reception time information and stores the received information in a database form;

A plurality of location searchers for receiving information transmitted from the location management server and searching current location information of the portable location register; And

And a plurality of location indicators displayed on a screen so that the location of the portable location register searched by the location searcher can be visually confirmed.

Another lost location and search system according to the present invention for achieving the above object,

A plurality of portable location registers each having a built-in rechargeable battery for transmitting its own RF tag and location register discovery signal at predetermined cycles;

A plurality of cell receivers for receiving an RF tag transmitted from the portable location register, correcting an error, adding an own RF tag, packetizing the packet, and transmitting the packet to a location management server;

A location management server which inversely converts the packet transmitted from the cell receiver, extracts an RF tag of the location register, an RF tag of the cell receiver, and reception time information and stores the received information in a database form;

A plurality of location searchers for receiving information transmitted from the location management server and searching current location information of the portable location register; And

And a plurality of location indicators displayed on a screen so that the location of the portable location register searched by the location searcher can be visually confirmed.

The plurality of portable location registers may be configured to transmit their own unique IDs or RF tags to the cell receivers using RF frequencies.

In addition, the plurality of cell receivers: after receiving a unique ID or RF tag transmitted from the portable location register, error correction, and then adds its own ID or RF tag changed to TCP / IP packet using SNMP protocol To transmit to the location management server.

The plurality of cell receivers are characterized in that for transmitting the TCP / IP packet to the location management server using any one of a PLC modem, xDSL modem, dedicated line.

The location management server is characterized in that for inverse conversion of the packet transmitted from the cell receiver to the SNMP protocol.

The location management server is characterized in that for transmitting the information to the plurality of location finder using any one of a PLC modem, xDSL modem, dedicated line.

The dedicated line is characterized in that the Internet line.

And a portable terminal for receiving the information transmitted from the location management server through the internet line to retrieve current location information of the portable location register.

The portable terminal is characterized in that it comprises a PDA, a notebook, a mobile phone.

The portable location register includes: a rechargeable battery for supplying charged power; A memory storing a unique ID or an RF tag of the portable location register; An RF transmitting module for transmitting a unique ID or RF tag of the portable location register and the location register discovery signal through an antenna; And a timer for transmitting a unique ID or an RF tag of the portable location register stored in the memory to the RF transmission module at a predetermined time and controlling power supplied from the rechargeable battery to the memory and the RF transmission module. It is done.

The unique number (ID) packet structure of the portable location register includes: a start flag consisting of n bits; an exit flag consisting of n bits; A location register unique ID repeated at least twice between the start flag and the end flag; And an intermediate flag configured between the repeated location register unique IDs.

The start flag and the end flag are all composed of 8 bits set to 1, the intermediate flag is composed of 3 bits all set to 0, and the location register unique ID is composed of 15 bits.

The structure of the RF tag of the portable location register comprises: a start flag consisting of n bits; an exit flag consisting of n bits; A location register RF tag repeated at least two times between the start flag and the end flag; And an intermediate flag configured between the repeated locator RF tag.

The cell receiver includes: an RF receiving module for receiving a unique ID or an RF tag transmitted from the portable location register through an antenna; An error detection unit for detecting an error of a location register unique ID or RF tag among unique IDs or RF tags received through the RF receiving module; A memory storing a unique ID or an RF tag of the cell receiver; And a Simple Network Management Protocol (SNMP) module for creating and transmitting a binding ID or an RF tag by using the location register unique ID or RF tag received from the error detector and the unique ID or RF tag of the cell receiver received from the memory. Characterized in that it comprises a.

The cell receiver may further include: a programmable logic controller (PLC) modem for converting the binding ID or the RF tag output from the SNMP module and transmitting the same through a power line.

The cell receiver may further include: a DSL modem for converting the binding ID or the RF tag output from the SNMP module and transmitting the same through a telephone line.

The cell receiver may further include a dedicated line for transmitting the binding ID or the RF tag output from the SNMP module to an internet network.

The cell receiver may be installed in a street lamp and used as a power source by converting the power supplied to the street lamp into A / D conversion.

The structure of the binding ID output through the SNMP module of the cell receiver may include: a location register unique ID received from the error detector; A unique ID of the cell receiver received from the memory; And a flag configured between the location register unique ID and the unique ID of the cell receiver.

The unique ID of the location register is composed of 15 bits, the unique ID of the cell receiver is composed of 8 bits, and the flags are all composed of 3 bits set to 0.

The structure of the binding RF tag output through the SNMP module of the cell receiver may include: a location register RF tag received from the error detector; An RF tag of the cell receiver received from the memory; And a flag configured between the location register RF tag and the RF tag of the cell receiver.

The location management server comprises: an SNMP module for receiving the binding ID or the RF tag transmitted from the cell receiver and classifying the unique ID or RF tag of the location register and the unique ID or RF tag of the cell receiver; A location management DB for storing a unique ID or RF tag of the location register, a unique ID or RF tag of the cell receiver, and reception time information in a table format in order of receiving the location ID; A search module for searching the location management DB at the request of the location searcher and providing information on the current location, the moving route, and the location at a specific time of the portable location register; And receiving time information from which the unique ID or RF tag of the location register received from the SNMP module, the unique ID or RF tag of the cell receiver, and the time at which the binding ID or RF tag was received are received in the location management DB. And a controller for storing the data in a table format in the order of reception and controlling the operation of the search module.

The location management server further includes: a PLC modem for transmitting and receiving signals through the cell receiver, the location finder, the location indicator, and a power line.

The location management server further comprises: a DLC modem for transmitting and receiving signals through the cell receiver, the location finder, the location indicator and a telephone line.

The location management server further comprises: a dedicated line for transmitting and receiving signals through the cell receiver, the location searcher, the location indicator and a LAN line.

The location management DB: characterized in that for managing the entire network by sending a signal for checking whether the cell receiver operates normally to the cell receiver at regular intervals.

The search module may include: a current location search function that searches for information in the location management DB and responds to a cell receiver unique ID or an RF tag of a record most recently input among a unique ID or an RF tag of a corresponding location register; A movement path search function for checking which path the portable location register has moved; And a specific time location search function for checking where the portable location register was at a specific time.

The location finder may include: an input panel for inputting a location register unique ID or RF tag and time information received from the location registration ID granter; A control unit which transmits the information received from the input panel to an SNMP module; An SNMP module converting the information received from the control unit into a packet for transmission to the location management server; And a signal conversion device for modulating the signal received from the SNMP module according to the characteristics of the line.

The signal conversion device includes: a PLC modem for transmitting and receiving via a power line between the location management server and the SNMP module; A DLC modem transmitting and receiving a telephone line between the location management server and the SNMP module; And a dedicated line transmitting and receiving between the location management server and the SNMP module through a LAN line.

The input panel may include: a current location search button selected when a current location of the portable location register is to be known; A movement route search button for selecting when the movement route of the portable location register is desired; A specific time location search button for selecting when the portable location register wants to know a location at a specific time; And a keypad for inputting a unique ID of the portable location register.

The location indicator may include: a signal conversion device for modulating the location indication information retrieved from the location management server by the location finder according to a characteristic of a line; An SNMP module for receiving the location indication information through the signal conversion device; A display panel displaying the position indication information; And a controller configured to control the display of the location information received from the SNMP module to be displayed on the display panel.

The signal conversion device includes: a PLC modem for transmitting and receiving a signal through a power line between the location management server and the SNMP module; A DLC modem for transmitting and receiving a signal through a telephone line between the location management server and the SNMP module; And a dedicated line transmitting and receiving a signal between the location management server and the SNMP module through a LAN line.

A card that is paid to a guardian upon payment of the portable location register and has a unique ID or RF tag of the portable location register written on it; And a location registration ID adder for inputting a unique ID or an RF tag of the portable location register written on the card to the location management server.

The location registration ID granter includes: a memory storing an entrance unique ID or an RF tag; An input unit for inputting a unique ID or an RF tag of the portable location register from the card; An SNMP module for generating a binding ID or an RF tag by combining the entrance or exit ID or RF tag stored in the memory with the unique ID or RF tag of the portable location register received from the input unit and packetizing the binding ID or RF tag; And a signal conversion device for modulating the binding ID or the RF tag received from the SNMP module according to the characteristics of the line and transmitting the modulation ID or RF tag to the location management server.

The signal conversion device includes: a PLC modem for transmitting and receiving a signal through a power line between the location management server and the SNMP module; A DLC modem for transmitting and receiving a signal through a telephone line between the location management server and the SNMP module; And a dedicated line for transmitting and receiving a signal between the location management server and the SNMP module via a LAN line.

And a location register detector for generating a warning sound by receiving the location register discovery signal.

The location register detector includes: an RF receiving module for receiving a location register discovery signal transmitted from the portable location register; A carrier detector configured to detect whether the location register discovery signal received from the RF receiving module is a signal transmitted from a portable location register and to generate an alarm sound; And an alarm sound generator for generating an alarm sound through a speaker under the control of the carrier detector.

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 lost child location and search system according to the present invention.

As shown in FIG. 1, the location and retrieval system of a lost child is provided so that a child, a handicapped person, an elderly person, or the like possesses an entrance to an amusement park, and a unique number (hereinafter, referred to as 'unique ID') and a location register Portable location registers (100), each of which generates a signal at regular intervals, a card (not shown) provided to the guardian upon payment of the portable location register (100), and a unique ID of the portable location register, and the amusement parks Installed and received a unique ID transmitted from the portable location register 100 with a certain cell radius to correct the error and add the unique ID of its own packetized by the SNMP protocol to transmit to the location management server 300 The plurality of cell receivers 200 and the packets transmitted from the plurality of cell receivers 200 are inversely converted into an SNMP protocol, thereby identifying the ID and the number of cells of the portable location register 100. Location management server 300 for extracting the ID and the reception time information of the machine 200 and stored in the form of a database, and installed in various places in the amusement park receiving the information of the location management server 300 The portable location register 100 A plurality of location searchers 400 capable of searching for current location information of a), a plurality of location indicators 500 displayed on a screen so as to visually check the location searched by the location searcher 400, and written on the card Receives a warning sound by receiving a location registration ID giver 600 for inputting a unique ID of the portable location register and transmitting it to the location management server 300 and the location register discovery signal transmitted from the portable location register 100. It is configured to include a position register detector 700 for generating a. Here, the location registration ID giver 600 is installed at the entrance to the amusement park, and the location register detector 700 is installed at the exit of the amusement park.

First, the portable location register 100 is provided to the children, the handicapped, the elderly, and the elderly (hereinafter, described as an example of the child) who enters the amusement park, and the portable location register 100 is provided to the guardian. Hand out the card with the unique number (hereinafter referred to as 'Unique ID').

The portable location register 100 generates its own ID at a predetermined period (for example, 10 seconds to 60 seconds) using an RF frequency (for example, 400 MHz or 2.4 GHz) to the cell receiver 200. send. In addition, the portable location register 100 generates a location register discovery signal at regular intervals. The location register discovery signal generated at this time is received and detected by the location register detector 700 installed at the exit of the amusement park.

The cell receiver 200 installed around the amusement park has a constant cell radius (for example, a radius of about 20m), corrects an error by receiving a signal transmitted from the portable location register 100, and then After adding the unique number (ID) of the packet by the SNMP protocol and transmits to the location management server 300 using a PLC modem, xDSL modem, dedicated line.

The location management server 300 converts the packets transmitted from the plurality of cell receivers 200 into an SNMP protocol to extract the ID of the portable location register 100, the ID of the cell receiver 200, and the reception time information. Save it in the form of a database. Accordingly, the location management server 300 stores location information on which cell receiver area the portable location register 100 belongs to.

The plurality of location finders 400 are installed throughout the amusement park and when the guardian inputs a unique number (ID) of the portable location register 100, the portable location register 300 receives information from the location management server 300. Search for the current location information of 100).

The plurality of position indicators 500 are displayed on the screen so that the position searched by the position finder 400 can be visually confirmed.

The location registration ID giver 600 inputs a unique ID of the portable location register 100 corresponding to the card paid to the guardian when paying the portable location register 100 when entering the amusement park. In addition, the location registration ID giver 600 inputs a unique ID of the portable location register 100 for the card paid to the guardian at the time of leaving the amusement park to confirm the exit.

The location register detector 700 is installed at the exit of the amusement park and receives the location register discovery signal transmitted from the portable location register 100 to the location registration ID giver 600 to the portable location register 100. Determines whether to generate a beep by inputting a unique ID of). In this case, when the unique ID of the portable location register 100 is input to the location registration ID giver 600 and it is confirmed that the guardian has exited the amusement park, a warning sound does not occur, and the location registration ID giver 600 is provided. If a unique ID of the portable location register 100 is not input to the guardian, it is determined that the guardian has not left the amusement park.

2 is a block diagram of the portable location register 100 shown in FIG.

The portable location register 100 includes a memory 110 storing a unique number (ID) of the portable location register 100 and an RF transmitting module 130 for transmitting a radio frequency (RF) through the antenna 120. And, Timer 140 for transmitting the unique number (ID) of the portable location register 100 stored in the memory 110 to the RF transmission module 130 every predetermined time (10 seconds to 60 seconds), A rechargeable battery 150 is provided to supply power to the memory 110, the timer 140, and the RF transmission module 130.

FIG. 3 is a packet configuration diagram of the unique ID 10 of the portable location register 100 stored in the memory 110 of the portable location register 100 shown in FIG. 2.

The memory 110 stores a unique ID 10 of the portable location register 100. All of the 8-bit start flags a1 are set to 1 and are unique to the location register. ID (a2) is composed of 15 bits (bit) can be assigned to the ID up to 32,768 people. The location register unique ID (a2) is appended with an end flag (a4) in which 1 is repeated 8 bits after being repeated three times as shown in FIG.

After receiving the unique ID 10 of the portable location register 100 in the cell receiver 200 and comparing three or more location IDs (a2), if two or more match, it is unique to the location register without errors. If it is recognized as ID (a2) and all three codes are different, it is regarded as an error occurrence and discarded. At this time, the location register unique ID a2 repeated three times is divided into three bits of 000.

The timer 140 transmits the unique number (ID) of the portable location register 100 stored in the memory 110 to the RF transmission module 130 at a predetermined time, and the transmission period is 10 seconds. You can arbitrarily determine between 60 seconds.

In addition, in order to reduce the size and weight of the portable location register 100, it is important to reduce the size and weight of the rechargeable battery 150. To this end, the portable location register 100 may operate the memory 110 and the RF transmission module 130 with power supplied from the rechargeable battery 150 to the memory 110 and the RF transmission module 130. It is controlled by the timer 140 to be supplied only when. That is, when the unique ID of the portable location register 100 stored in the memory 110 is transmitted to the RF transmission module 130, the RF transmission module 130 is unique to the portable location register 100. By controlling the power supply to be instantaneously only when the ID is transmitted, the rechargeable battery 150 can be miniaturized and used for a long time. In this case, the rechargeable battery 150 uses a small (3.7V) lithium-ion battery, for example.

The RF transmission module 130 amplifies the unique ID 10 of the portable location register received from the timer 140 into a small power amplifier capable of modulating the transmission frequency into a transmission frequency and transmitting the signal in a range of up to 20 m and the antenna ( It transmits to the nearby cell receiver 200 via the 120. In addition, a function of transmitting a location register discovery signal having a transmission radius of about 2 m to prevent the case of leaving the portable location register 100 without returning or kidnapping children at the exit of the amusement park, and transmits every three seconds. Perform.

The location register discovery signal is transmitted at the exit of the amusement park by transmitting the carrier frequency used by the RF transmission module 130 through the antenna 120 as it is without sending additional information from the timer 140. The position register detector 700 may detect the position register.

4 is a configuration diagram of the cell receiver 200 shown in FIG. 1.

As illustrated in FIG. 4, the cell receiver 200 receives the unique ID 10 of the portable location register transmitted from the portable location register 100 through the antenna 220. And an error detector 22 for detecting an error of the location register unique ID a2 among the unique ID 10 of the portable location register received through the RF receiving module 230, and the uniqueness of the cell receiver 200. The memory 210 storing the ID b1 and the location register unique ID a2 are received from the error detector 240, and the unique ID b1 of the cell receiver 200 is received from the memory 210. It is provided with a Simple Network Management Protocol (SNMP) module 250 for receiving and transmitting a user datagram protocol (UDP) packet. In addition, the cell receiver 200 is a PLC (Programmable Logic Controller) modem 260 for converting the packet information output from the SNMP module 250 and transmitted through the power line (z1), and in the SNMP module 250 The DSL modem 270 converts the output packet information and transmits it through the telephone line z2, and a dedicated line z3 for transmitting the packet information output from the SNMP module 250 to the Internet. .

The position of the cell receiver 200 is installed in a fixture (for example, street light, street trees, etc.) which are located at regular intervals throughout the amusement park. At this time, the street light can easily supply power to the cell receiver 200, and when using the PLC modem 260 has the advantage that it can be easily transmitted and received. If there is no street light or indoors, it is installed near the place where the lamp is located.

FIG. 5 is a packet configuration diagram of the binding ID 20 output through the SNMP module 250 of the cell receiver 200 shown in FIG. 4.

As shown, the packet structure of the binding ID 20 includes a 15-bit location register unique ID a2 received from the error detector 240 and the 8-bit cell receiver received from the memory 210. A 3-bit flag set to all 1s between the unique ID b1 of 200 and the unique ID b1 of the 15-bit location register a2 and the unique ID b1 of the 8-bit cell receiver 200 ( b2).

The RF receiving module 230 receives the unique ID 10 of the portable location register transmitted at 400 MHz or 2.4 GHz from the RF transmitting module 130 of the portable location register 100, amplifies low noise, and then amplifies the error detection unit. Output to 240. The error detection unit 240 compares the unique location register (a2) repeated three times among the unique ID (10) of the received portable location register, and if three IDs match, it is considered that no error occurred, 2 If the dogs match, an error occurred, but the two IDs match, so they are regarded as correctly received. If all three IDs are different, an error occurs and the ID is not received correctly. If discarded, wait until the next ID to be sent. However, even in this case, since the ID is continuously received at about 30 second intervals, it does not matter if one of the IDs is discarded.

The memory 210 stores the unique ID b1 of the cell receiver 200 in the same manner as the memory 110 of the portable location register 100. In the SNMP module 250, an 8-bit cell receiver unique ID b1 transmitted from the memory 210 is added to the location register unique ID a2 received by the error detection unit 240, thereby binding ID 20. ) And insert it into the SNMP packet data area.

The information packetized by the SNMP module 250 is preferably transmitted to the power line z1 through the PLC modem 260, but when the power line z1 is not easy and there is a telephone line z2 around The DSL modem 270 may be used to transmit to the telephone line z2. If there is a local area network (LAN) nearby, the DSL modem 270 transmits directly to the dedicated line z3 without using a separate modem. The power supply of the cell receiver 200 is also used by A / D conversion of the power supplied to the street lamp.

6 is a configuration diagram of the location management server 300 shown in FIG.

As shown in FIG. 6, the location management server 300 receives the binding ID 20 transmitted from the cell receiver 200 to identify the unique ID a2 of the location register and the unique ID b1 of the cell receiver. ) And a unique ID (a2) of the location register received from the SNMP module 310 and a unique ID of the cell receiver by calculating the time at which the binding ID 20 is received. b1), the control unit 320 for storing the reception time (c1) information in a table format in the position management DB 330 in the order of receiving, the unique ID (a2) of the location register and the unique ID of the cell receiver (b1) ), The location management DB (330) for storing the reception time (c1) information in a table format in the order of reception, and the current location, the movement path, the specific time of the portable location register (100) through the location searcher (400) When searching for the location management DB (330) by the request of the location to provide relevant information The module 340 is provided.

In addition, the location management server 300 is a PLC modem 350, DLC modem 360, dedicated line to transmit and receive signals with the cell receiver 200, the location finder 400, the location indicator 500 z3). In this case, the PLC modem 350 is used to transmit and receive a signal through a power line z1, and the DLC modem 360 is used to transmit and receive a signal through a telephone line z2, and the dedicated line z3. Is used to transmit / receive signals through LAN line.

The SNMP module 310 stores a 15-bit location register unique ID (a2) and an 8-bit cell receiver ID (b1) in the packetized binding ID 20 transmitted from the plurality of cell receivers 200m, respectively. Classify it and send it to the controller.

The control unit 33 calculates the time at which the binding ID 20 is received and manages the location in the order of receiving the location register unique ID a2, the cell receiver unique ID b1, and the reception time c1 information. It is stored in a table format in the DB (330).

The table of the location management DB 330 includes the location register unique ID (a2) field, the cell receiver unique ID (b1) field, and the reception time (c1) field. In addition, at a predetermined time interval, the cell receiver 200 also transmits a signal for checking whether the cell receiver 200 operates normally to manage the entire network.

The search module 340 is the most of the unique ID (a2) of the location register in the location management DB 330 when the guardian requests the current location of a specific portable location register 100 through the location searcher 400 A current location search function that responds to a cell receiver unique ID (b1) of a recently inputted record in time, a travel path search function that can identify which path the portable location register 100 has traveled, and at a specific time It provides a specific time location search function that can determine where the portable location register 100 was.

FIG. 7 is a configuration diagram of the location management DB table 30 stored in the location management DB 330 of the location management server 300 shown in FIG. 6.

The location management DB table 30 is the location management DB in order of receiving the location register unique ID (a2), the cell receiver unique ID (b1), the reception time (c1) information, as shown in FIG. 330 is stored in a table format.

8 is a configuration diagram of the location searcher 400 shown in FIG. 1.

As illustrated in FIG. 8, the location searcher 400 inputs an input panel 410 for inputting a location ID unique ID and time information received from the location registration ID giver 600 when entering an amusement park, and the input. The control unit 420 transmits the information received from the panel 410 to the SNMP module 430, and the SNMP module converts the information received from the control unit 420 into packets for transmission to the location management server 300. 430, and a signal conversion device for modulating the signal received from the SNMP module 430 according to the characteristics of the line.

Here, the signal conversion device is a PLC modem 440 for transmitting and receiving a signal between the location management server 300 and the SNMP module 430 via a power line z1, and the location management server 300 and the SNMP DLC modem 450 for transmitting and receiving a signal between the module 430 via a telephone line (z2), and transmitting and receiving a signal through a LAN (LAN) line between the location management server 300 and the SNMP module 430 And a dedicated line z3.

9 is a configuration diagram of the input panel 410 shown in FIG. 8.

As illustrated in FIG. 9, the input panel 410 has a current location search button 412 which is selected when the current location of the portable location register 100 is to be known, and the movement of the portable location register 100. A movement route search button 414 for selecting when the route is to be known; a specific time position search button 416 for selecting when the portable position register 100 is at a specific time; and the portable position A keypad 418 is entered to enter the unique ID of the register 100. Here, the keypad 418 has a numeric key, a confirmation key, and a correction key.

The input panel 410 is composed of switches for inputting a unique ID or time information of the portable location register 100. In order to know the current location of the portable location register 100, the current location search button 412 is pressed, the location register ID (a2) number is pressed, and then the confirmation button is pressed. At this time, if you want to cancel the input, press the cancel (correct) button, and then press the current location search button 412 from the beginning again and press the location register ID (a2) number again.

Next, when the portable location register 100 wants to know all of the paths traveled so far, the mobile route search button 414 is pressed, and then the location register ID (a2) number is pressed and the confirmation button is pressed. .

If you want to know where the portable location register 100 was at a specific time, press the specific time location search button 416, press the location register ID (a2) number, and set the hour / minute by two digits. For example, if you want to know where the location register was around 13:20, enter 1320 and press the OK button.

The controller 420 receives the information input from the input panel 410 and delivers the information to the SNMP module 430. At this time, if the current location search is performed, "1 # location register unique ID # location searcher unique ID", and if the movement route search is performed, "2 # location register unique ID # location searcher unique ID", The case is transmitted to the SNMP module 430 in the form of "3 # location register unique ID # location searcher unique ID". At this time, the location searcher unique ID (a2) is composed of 8 bits to give the location management server 300 to know which location searcher made a request.

The SNMP module 430 serves to packetize the information from the controller 420 and transmit the packetized information to the location management server 300. If there is a power line (z1) in the periphery according to the location of the location finder 400 is transmitted through the PLC modem 440, if there is a telephone line (z2) is transmitted through the DSL modem 450, LAN If there is a line, it is transmitted directly to the dedicated line z3.

The location search function is not only searchable in the location searcher 400 but can be controlled by the web because it can be transmitted by the SNMP protocol. Therefore, if you click on the location search menu on the Internet amusement park homepage, the screen of the location finder (400) appears and can also immediately check the location. Therefore, you can check the location by using PDA or laptop and search through mobile phone.

FIG. 10 is a configuration diagram of the position indicator 500 shown in FIG. 1.

As shown in FIG. 10, the location indicator 500 modulates the location indication information retrieved from the location management DB 330 of the location management server 300 by the location searcher 400 according to the characteristics of the line. A signal conversion device, an SNMP module 510 for receiving the location indication information through the signal conversion device, and a display (for example, an LED, an LCD screen, a monitor screen, etc.) so that a user can check the location indication information. And a control unit 520 for controlling the display panel 530 to display the position indication information received from the SNMP module 510.

Here, the signal conversion device is a PLC modem 440 for transmitting and receiving a signal between the location management server 300 and the SNMP module 510 via a power line z1, the location management server 300 and the SNMP DLC modem 450 for transmitting and receiving a signal through a telephone line (z2) between the module 510, and transmitting and receiving a signal through a LAN (LAN) line between the location management server 300 and the SNMP module (510) And a dedicated line z3.

The location indicator 500 is installed together with the location searcher 400, and is a device that displays the information requested by the location management server 300 on the display panel 530.

Any one of the PLC modem 540, the DSL modem 550, and the dedicated line z3 is used to display the location indication information retrieved by the location finder 400 from the location management DB 330 of the location management server 300. After receiving the transmission through the SNMP module 510 to send to the control unit 520, the control unit 520 operates the display panel 530 so that the user can check the location.

For example, when the display panel 530 is configured as an LED panel, the LED corresponding to the current position is turned on when the current position search is performed, and the position that has been present since the entrance when the movement path search is performed. LED lights up in order to see how it moved. In the case of location search for a specific time, the LED at the specific time is turned on. In this case, the display panel 530 is composed of a matrix circuit.

11 is a configuration diagram of the location registration ID granter 600 shown in FIG. 1.

As shown in FIG. 11, the location registration ID giver 600 is unique from a memory 610 storing an entrance unique ID and a card (not shown) in which the unique ID of the portable location register 100 is written. An SNMP module for generating a binding ID by packetizing an input unit 620 for inputting an ID, a unique doorway ID stored in the memory 610, and a unique ID of the portable location register 100 received from the input unit 620. 630, and a signal conversion device for modulating the binding ID received from the SNMP module 630 according to the characteristics of the line.

Here, the signal conversion device is a PLC modem 640 for transmitting and receiving a signal between the location management server 300 and the SNMP module 630 via a power line z1, and the location management server 300 and the SNMP DLC modem 650 for transmitting and receiving a signal through a telephone line (z2) between the module 630, and between the location management server 300 and the SNMP module 630 for transmitting and receiving a signal through a LAN (LAN) line And a dedicated line z3.

The location registration ID giver 600 is installed at the entrance of the amusement park, the portable location register 100 is given to a child, a disabled person or an elderly person who enters, and a card with a unique ID of the portable location register 100 written down. After issuing to the guardian and inputting the unique ID on the card to the input unit 620, the SNMP module 630 packetizes the binding ID combined with the 8-bit entrance and exit unique ID stored in the memory 610 and packetized The PLC modem 640, the DSL modem 650, and the dedicated line z3 transmit to the location management server 300. The location management server 300 stores a location register unique ID, an entrance unique ID and a reception time information received from the location registration ID granter 600 in the location management DB 330.

In addition, when returning the portable location register 100 at the time of exiting, if the location register unique ID of the card possessed by the guardian to the input unit 620, the location management server 300 to the corresponding portable location register (100) ) 'S unique ID is saved.

12 is a configuration diagram of the position register detector 700 shown in FIG. 1.

As illustrated in FIG. 12, the location register detector 700 receives an RF receiving module 720 for receiving a location register discovery signal transmitted from the portable location register 100 and from the RF receiving module 720. A carrier detector 730 for detecting whether the received location register discovery signal is a signal transmitted from a portable location register and generating an alarm sound, and a speaker 750 under control of the carrier detector 730. An alarm sound generator 740 for generating an alarm sound.

The location register detector 700 is located at the exit of the amusement park and operates independently without being connected to the location management server 300. The location register detector 700 detects a carrier wave of the portable location register 100 held by the visitor at the exit of the amusement park and sounds an alarm to the exiting guest without returning the portable location register 100. Device.

First, the RF receiving module 720 receives carrier information transmitted by the portable location register 100 every three seconds and transmits the received carrier information to the carrier detector 720. The carrier detector 720 determines whether the received carrier wave is transmitted by the portable location register 100 or by another transmitter, and if it is transmitted by the portable location register 100, the alarm sound generator 740 alerts. The sound is ringed through the speaker 750 to inform the management personnel. In this way, it is possible to prevent visitors or children leaving the portable location register 100 from leaving without accompanying a guardian.

13 is a flowchart illustrating a method for identifying and searching for lost children according to the present invention.

First, the portable location register is paid to a child, a disabled person or an elderly person who enters an amusement park to carry the portable location register 100, and the portable location register is provided to a protector of a child, a disabled person or an elderly person who has paid the portable location register 100. A card containing the unique ID of 100 is paid (step S10).

Next, the unique ID of the portable register 100 written on the card is input to the location registration ID granter 600 installed at the entrance of the amusement park (step S20).

Subsequently, the location registration ID granter 600 generates a packet by combining a unique ID of the portable register 100 inputted with an entrance unique ID stored in its memory 610 and packetizes the location management server. Transfer to 300 (step S30). In this case, the binding ID is transmitted through one of the PLC modem 640, the DSL modem 650, and the dedicated line z3.

Next, the location management server 300 stores the location register unique ID, the entrance unique ID and the reception time information received from the location registration ID granter 600 in the location management DB 330 (step S40). .

Thereafter, the portable location register 100 generates and transmits a location register unique ID and a location register discovery signal at regular intervals (step S50). In this case, the location register unique ID transmitted from the portable location register 100 is received by the cell receiver 200 installed throughout the amusement park, and the location register discovery signal is located in the location register detector installed at the exit of the amusement park ( 700).

Next, the cell receiver 200 receives the location register unique ID from the portable location register 100, corrects an error, and adds its own ID to packetize the packet by the SNMP protocol. Transmission to the location management server 300 (step S60).

Subsequently, the location management server 300 inversely converts the packet received from the cell receiver 200 into an SNMP protocol to generate a unique ID of the portable location register 100, a unique ID of the cell receiver 200, and a reception time. The information is extracted and stored in the form of a database (step S70). Accordingly, the location management server 300 stores location information on which cell receiver area the portable location register 100 belongs to.

Then, if the guardian has entered the unique ID of the portable location register 100 in the location finder 400 installed in the amusement park, go to the next step (S90), and if not entered into step (S110).

Next, a guardian inputs a unique ID of the portable location register 100 into the location finder 400 installed in an amusement park to retrieve current location information of the portable location register 100 from the location management server 300. (Step S90).

Then, the current location information of the portable location register 100 retrieved from the location finder 400 is displayed through the location indicator 500 (step S100).

Next, the location register detector 700 installed at the exit of the amusement park receives a location register discovery signal transmitted from the portable location register 100 (step S110).

Next, it is determined whether the unique ID of the portable location register 100 has been input to the location registration ID giver 600 (step S120).

If the unique ID of the portable location register 100 is input in step S120, after receiving the card paid to the portable location register 100 and the guardian, which was paid to the child when the amusement park was entered (step S130), Exit through the park exit (step S140).

On the other hand, if the unique ID of the portable location register 100 is not input in step S120 to generate an alarm immediately to notify the amusement park management personnel (step S150).

Then, the amusement park management personnel checks the child carrying the portable location register 100 toward the exit and takes a follow-up action (steps S160 to S170).

Meanwhile, the present invention may use a 'location register RF (Radio-Frequency) tag' instead of the 'location register unique ID' stored in the memory 110 of the portable location register 100. In this case, a 'locator RF tag' is used instead of the 'locator unique ID' recorded on the card (not shown) that is paid to the guardian, and the 'cell receiver' stored in the memory 210 of the cell receiver 200. A 'cell receiver RF tag' may be used in place of the 'unique ID', and an 'indoor RF tag' may be implemented in place of the 'door unique ID' stored in the memory 610 of the location registration ID granter 600. In this case, when entering or leaving the amusement park, the location registration ID granter 600 distinguishes between entry and exit by inputting a 'location register RF tag' written on a card provided to a guardian instead of a 'location register unique ID'. .

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 present invention, a method for identifying and searching for a lost child and a system thereof allow a child, a handicapped person, and an elderly person to enter an amusement park to have a portable location register, and a guardian of the portable location register. Hand out a card with a unique number, and the portable location register periodically registers in the location management server which cell receiver area it belongs to at a predetermined time interval, and the location indicator connected to the location management server through a communication network. When the unique number of the portable location register is input, the location indicator displays the current location of the portable location register at any time, so that a place where many people gather, such as an amusement park, is immediately found when a child, a disabled person or an elderly person is lost. Very jumpable I work.

In addition, when a child holding a portable location register is abducted in a crowded place, such as an amusement park, or a child who has lost a guardian leaves the amusement park exit alone, the guardian does not enter the unique number of the portable location register. The alarm register sounds at the location register detector installed in the child, so that children can not leave the amusement park without a guardian, there is a very excellent effect that can prevent the lost.

In addition, by transmitting the position signal from the portable location register to the cell receivers installed around the amusement park by using one-way communication, there is an advantage that can be implemented at a low price.

In addition, when transmitting a signal from the plurality of cell receivers to the location management server, there is an advantage that can be transmitted through the Internet line by changing to TCP / IP packet using the SNMP protocol.

In addition, when transmitting a signal from the plurality of cell receivers to the location management server, there is an advantage that can be transmitted through the power line supplied to the street lamp using a PLC modem by changing to a TCP / IP packet using the SNMP protocol.

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

In addition, there is an advantage in that a place where a lot of people gather, such as an amusement park, the location of a child with a current portable location register with a PDA, a laptop, a mobile phone.

Claims (55)

At the entrance of the amusement park, a portable location register and a card containing a unique ID of the portable location register are paid, and after entering a unique ID of the portable location register written on the card into a location registration ID granter installed at the entrance of the amusement park, the entrance is performed. ; Storing the unique ID of the portable location register, inputted to the location registration ID granter, together with the entrance unique ID and the reception time information in the location management server; Generating and transmitting a location register unique ID and a location register discovery signal at regular intervals in the portable location register; Storing the location register unique ID transmitted from the portable location register by time with the unique ID of the cell receiver in the location management server through a cell receiver installed in the amusement park; Inputting a unique ID of the portable location register into a location finder installed in the amusement park to retrieve and output current location information of the portable location register through the location management server; Receiving a location register discovery signal transmitted from the portable location register at a location register detector installed at the exit of the amusement park; And Determining whether or not an alarm sound is generated in the location register detector based on a result of inputting a unique ID or an RF tag of the portable location register to the location registration ID giver. . At the entrance of the amusement park, a portable location register and a card containing the RF tag of the portable location register are paid, and after entering the RF tag of the portable location register written on the card to a location registration ID granter installed at the entrance of the amusement park, the entrance is performed. ; Storing the RF tag of the portable location register, which is input to the location registration ID granter, together with an entrance RF tag and reception time information in a location management server; Generating and transmitting a location register RF tag and a location register discovery signal each at a predetermined period in the portable location register; Storing the location register RF tag transmitted from the portable location register with the RF tag of the cell receiver in the location management server through a cell receiver installed in the amusement park; Inputting an RF tag of the portable location register into a location finder installed in the amusement park and searching for and outputting current location information of the portable location register through the location management server; Receiving a location register discovery signal transmitted from the portable location register at a location register detector installed at the exit of the amusement park; And Determining whether or not an alarm sound is generated in the location register detector based on a result of inputting a unique ID or an RF tag of the portable location register to the location registration ID giver. . delete The method according to claim 1 or 2, If the unique ID or the RF tag of the portable location register is not input to the location registration ID giver to immediately generate an alarm sound to notify the amusement park management personnel; And Mia location identification and retrieval method further comprising the step of taking a follow-up action after the person carrying the portable location register by the amusement park management personnel toward the exit. The method according to claim 1 or 2, Not generating an alarm when the unique ID or the RF tag of the portable location register is input to the location registration ID granter; And The amusement park management personnel receiving the portable location register and the card; Mia location identification and retrieval method further comprising. The method according to claim 1 or 2, Mia location and search method characterized in that the current location information of the portable location register retrieved by the location finder through the position indicator. The method according to claim 1 or 2, wherein the location registration ID granter is: MIA location identification and characterized in that by combining the unique ID of the portable location register and the entrance unique ID or RF tag stored in its memory to create a binding ID or binding RF tag and transmit the packet to the location management server Search method. The method of claim 1 or 2, wherein the cell receiver is: Receive and correct the error by receiving the location register unique ID or RF tag transmitted from the portable location register, MIA location and retrieval method characterized in that by adding the unique ID or RF tag of the cell receiver stored in its memory to the location register unique ID or RF tag packetized by the SNMP protocol and transmitted to the location management server . 9. The system of claim 8, wherein the location management server is: Mia characterized in that by converting the packet received from the cell receiver back to the SNMP protocol to extract the unique ID or RF tag of the portable location register and the unique ID or RF tag of the cell receiver and the reception time information to store in a database form How to find and search your location. The method of claim 8, wherein the method of detecting an error of the location register unique ID or an RF tag comprises: If the location register unique ID or RF tag is received three times repeatedly, If all three of the three IDs or RF tags match or at least two or more matches, use the received locator unique ID or RF tag, considering that there is no error, MIA location and retrieval method characterized in that for discarding any of the three ID or RF tag received, the location register unique ID or RF tag. The method according to claim 1 or 2, Inputting a unique ID or an RF tag of the portable location register into the location finder installed in the amusement park, and searching for and outputting the moving path of the portable location register through the location management server; How to find and search your location. The method of claim 11, And inputting a unique ID or an RF tag of the portable location register into a location finder installed in the amusement park and searching for and outputting a location of the portable location register at a specific time through the location management server. Mia location confirmation and search method. The method according to claim 1 or 2, The location register unique ID or RF tag and the location register discovery signal generated in the portable location register, the generation period and frequency, respectively, characterized in that the lost location and search method. The method according to claim 1 or 2, Signal transmission between the cell receiver and the location management server is: Mia location and retrieval method characterized in that the transmission via any one of a power line through a PLC modem, a telephone line through a DSL modem, a dedicated line. The method according to claim 1 or 2, The signal transmission between the location management server and the location finder is: Mia location and retrieval method characterized in that the transmission via any one of a power line through a PLC modem, a telephone line through a DSL modem, a dedicated line. The method according to claim 1 or 2, The signal transmission between the location management server and the location registration ID granter is: Mia location and retrieval method characterized in that the transmission via any one of a power line through a PLC modem, a telephone line through a DSL modem, a dedicated line. The method according to claim 1 or 2, The portable location register is provided to children, the disabled, senior citizens, The card is a lost location and retrieval method, characterized in that paid to the guardian of the person holding the portable location register. A plurality of portable location registers having a built-in rechargeable battery for transmitting a unique ID and a location register discovery signal at predetermined cycles, and for transmitting the unique ID to a cell receiver using an RF frequency; A plurality of cell receivers for receiving an ID transmitted from the portable location register, correcting an error, adding an own ID, packetizing the packet, and transmitting the packet to a location management server; A location management server which inversely converts the packet transmitted from the cell receiver, extracts an ID of the location register, an ID of the cell receiver, and reception time information and stores the received information in a database form; A plurality of location searchers for receiving information transmitted from the location management server and searching current location information of the portable location register; And Mia location and retrieval system characterized in that it comprises a; a plurality of location indicators displayed on the screen so that the location of the portable location register searched by the location finder to visually confirm. A plurality of portable location registers each having a built-in rechargeable battery that transmits its own RF tag and location register discovery signal at predetermined periods, and transmits its own RF tag to a cell receiver using an RF frequency; A plurality of cell receivers for receiving an RF tag transmitted from the portable location register, correcting an error, adding an own RF tag, packetizing the packet, and transmitting the packet to a location management server; A location management server which inversely converts the packet transmitted from the cell receiver, extracts an RF tag of the location register, an RF tag of the cell receiver, and reception time information and stores the received information in a database form; A plurality of location searchers for receiving information transmitted from the location management server and searching current location information of the portable location register; And Mia location and retrieval system characterized in that it comprises a; a plurality of location indicators displayed on the screen so that the location of the portable location register searched by the location finder to visually confirm. delete 20. The method of claim 18 or 19, wherein the plurality of cell receivers are: After receiving the unique ID or RF tag transmitted from the portable location register, correcting the error, and adding its own ID or RF tag to change the TCP / IP packet using the SNMP protocol to transmit to the location management server. MIA positioning and retrieval system characterized by. The method of claim 21, wherein the plurality of cell receivers are: MIA location and retrieval system characterized in that for transmitting the TCP / IP packet to the location management server using any one of a PLC modem, xDSL modem, dedicated line. The server of claim 21, wherein the location management server is: MIA location and retrieval system, characterized in that for the reverse conversion of the packet transmitted from the cell receiver to the SNMP protocol. 20. The method of claim 18 or 19, wherein the location management server: MIA location and retrieval system, characterized in that for transmitting the information to the plurality of position finder using any one of a PLC modem, xDSL modem, dedicated line. The method of claim 24, The dedicated line is an MIA positioning and retrieval system, characterized in that the Internet line. The method of claim 25, Mia location and retrieval system further comprises a; portable terminal for receiving the information transmitted from the location management server via the Internet line to retrieve the current location information of the portable location register. The method of claim 26, The portable terminal includes a PDA, a notebook, a mobile phone MIA location and retrieval system, characterized in that. 20. The portable location register of claim 18 or 19, wherein: A rechargeable battery for supplying charged power; A memory storing a unique ID or an RF tag of the portable location register; An RF transmitting module for transmitting a unique ID or RF tag of the portable location register and the location register discovery signal through an antenna; And And a timer for transmitting a unique ID or an RF tag of the portable location register stored in the memory to the RF transmission module at a predetermined time and controlling power supplied from the rechargeable battery to the memory and the RF transmission module. Mia location identification and retrieval system. 29. The unique location (ID) packet structure of claim 28 wherein: a start flag consisting of n bits; an exit flag consisting of n bits; A location register unique ID repeated at least twice between the start flag and the end flag; And And an intermediate flag configured between the repeated location register unique IDs. The method of claim 29, The start flag and the end flag are all composed of 8 bits set to 1, The middle flag consists of 3 bits all set to 0, MIA location identification and retrieval system, characterized in that consisting of 15 bits. 29. The structure of claim 28 wherein the structure of the RF tag of the portable location register is: a start flag consisting of n bits; an exit flag consisting of n bits; A location register RF tag repeated at least two times between the start flag and the end flag; And MIA positioning and retrieval system characterized in that it has an intermediate flag configured between the repeated locator RF tag. 20. The method of claim 18 or 19, wherein the cell receiver is: An RF receiving module for receiving a unique ID or an RF tag transmitted from the portable location register through an antenna; An error detection unit for detecting an error of a location register unique ID or RF tag among unique IDs or RF tags received through the RF receiving module; A memory storing a unique ID or an RF tag of the cell receiver; And A Simple Network Management Protocol (SNMP) module for creating and transmitting a binding ID or an RF tag using a unique ID or RF tag received from the error detector and a unique ID or RF tag of the cell receiver received from the memory; Mia positioning and retrieval system comprising a. 33. The system of claim 32, wherein the cell receiver is: MIA location and retrieval system further comprising a; PLC (Programmable Logic Controller) modem for converting the binding ID or RF tag output from the SNMP module and transmitting over the power line. 34. The method of claim 33, wherein the cell receiver is: MIA location and retrieval system further comprises a; DSL (DSL) modem for converting the binding ID or the RF tag output from the SNMP module and transmitting over the telephone line. 35. The cell receiver of claim 34 wherein the cell receiver is: MIA location and retrieval system further comprises a dedicated line for transmitting the binding ID or RF tag output from the SNMP module to the Internet. 36. The cell receiver of claim 35, wherein the cell receiver is: MIA location and search system, characterized in that installed in the street lamp and used as a power to A / D conversion of the power supplied to the street lamp. 36. The method of claim 35 wherein The structure of the binding ID output through the SNMP module of the cell receiver is: A location register unique ID received from the error detector; A unique ID of the cell receiver received from the memory; And And a flag configured between the location register unique ID and the unique ID of the cell receiver. The method of claim 37, The location register unique ID is composed of 15 bits, The unique ID of the cell receiver is composed of 8 bits, Wherein the flag consists of three bits all set to zero. 36. The method of claim 35 wherein The structure of the binding RF tag output through the SNMP module of the cell receiver is: A location register RF tag received from the error detector; An RF tag of the cell receiver received from the memory; And And a flag configured between the position register RF tag and the RF tag of the cell receiver. 20. The method of claim 18 or 19, wherein the location management server: An SNMP module for receiving the binding ID or the RF tag transmitted from the cell receiver and classifying the unique ID or RF tag of the location register and the unique ID or RF tag of the cell receiver; A location management DB for storing a unique ID or RF tag of the location register, a unique ID or RF tag of the cell receiver, and reception time information in a table format in order of receiving the location ID; A search module for searching the location management DB at the request of the location searcher and providing information on the current location, the moving route, and the location at a specific time of the portable location register; And Receiving the unique ID or RF tag of the location register, the unique ID or RF tag of the cell receiver, and the reception time information of the time when the binding ID or RF tag is received from the SNMP module to the location management DB. Mia location and retrieval system comprising a; control unit for storing in a table format in order of the control, and controls the operation of the search module. 41. The system of claim 40, wherein the location management server is: Mia location and retrieval system further comprises a; PLC modem for transmitting and receiving signals through the cell receiver, the position finder, the position indicator and a power line. The server of claim 41, wherein the location management server is: MIA location and retrieval system further comprises a; DLC modem for transmitting and receiving signals through the cell receiver, the position finder, the position indicator and a telephone line. 43. The system of claim 42, wherein the location management server is: MIA positioning and retrieval system further comprising; a dedicated line for transmitting and receiving signals through the cell receiver, the position finder, the position indicator and a LAN line. 44. The system of claim 43, wherein the location management DB is: Mia location and retrieval system, characterized in that for managing the entire network by sending a signal to check the cell receiver to the cell receiver at regular intervals. 41. The apparatus of claim 40, wherein the search module is: A current location search function for retrieving information from the location management DB and responding to a cell receiver unique ID or RF tag of a record most recently input among the unique ID or RF tag of the corresponding location register; A movement path search function for checking which path the portable location register has moved; And MIA location and retrieval system characterized in that it comprises a; a specific time location search function for identifying where the portable location register was at a specific time. 20. The method of claim 18 or 19, wherein the location finder is: An input panel for inputting a location register unique ID or RF tag and time information provided from the location registration ID granter; A control unit which transmits the information received from the input panel to an SNMP module; An SNMP module converting the information received from the control unit into a packet for transmission to the location management server; And MIA positioning and retrieval system comprising a signal conversion device for modulating the signal received from the SNMP module according to the characteristics of the line. 47. The apparatus of claim 46, wherein the signal conversion device is: A PLC modem transmitting and receiving a power line between the location management server and the SNMP module; A DLC modem transmitting and receiving a telephone line between the location management server and the SNMP module; And MIA location and retrieval system comprising a; dedicated line for transmitting and receiving through a LAN (LAN) line between the location management server and the SNMP module. 47. The method of claim 46, wherein the input panel is: A current location search button for selecting when the current location of the portable location register is desired; A movement route search button for selecting when the movement route of the portable location register is desired; A specific time location search button for selecting when the portable location register wants to know a location at a specific time; And MIA location and search system comprising a; keypad for inputting a unique ID of the portable location register. 20. The apparatus of claim 18 or 19, wherein the position indicator is: A signal conversion device for modulating the location indication information retrieved from the location management server by the location finder according to the characteristics of the line; An SNMP module for receiving the location indication information through the signal conversion device; A display panel displaying the position indication information; And And controlling the control unit to display the position indication information received from the SNMP module on the display panel. 50. The apparatus of claim 49, wherein the signal conversion device is: A PLC modem for transmitting and receiving a signal through a power line between the location management server and the SNMP module; A DLC modem for transmitting and receiving a signal through a telephone line between the location management server and the SNMP module; And MIA location and retrieval system comprising a dedicated line for transmitting and receiving signals through a LAN (LAN) line between the location management server and the SNMP module. The method of claim 18 or 19, A card that is paid to the guardian upon payment of the portable location register and has a unique ID or RF tag of the portable location register written thereon; And MIA location and retrieval system further comprising; location registration ID giver for inputting the unique ID or RF tag of the portable location register written on the card to transmit to the location management server. 53. The system of claim 51, wherein the location registration ID granter is: A memory storing an entrance unique ID or an RF tag; An input unit for inputting a unique ID or an RF tag of the portable location register from the card; An SNMP module for generating a binding ID or an RF tag by combining the entrance or exit ID or RF tag stored in the memory with the unique ID or RF tag of the portable location register received from the input unit and packetizing the binding ID or RF tag; And And a signal conversion device for modulating the binding ID or the RF tag received from the SNMP module according to the characteristics of the line and transmitting it to the location management server. 53. The apparatus of claim 52, wherein the signal conversion device is: A PLC modem for transmitting and receiving a signal through a power line between the location management server and the SNMP module; A DLC modem for transmitting and receiving a signal between the location management server and the SNMP module through a telephone line; And MIA location and retrieval system comprising a; dedicated line for transmitting and receiving signals through a LAN (LAN) line between the location management server and the SNMP module. The method of claim 18 or 19, MIA location and retrieval system further comprises; a location register detector for generating a warning sound upon receipt of the location register discovery signal. 55. The system of claim 54, wherein the location register detector is: An RF receiving module for receiving a location register discovery signal transmitted from the portable location register; A carrier detector configured to detect whether the location register discovery signal received from the RF receiving module is a signal transmitted from a portable location register and to generate an alarm sound; And Mia position detection and retrieval system comprising a; sound alarm generator for generating an alarm sound through a speaker under the control of the carrier detector.

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