KR20030015414A - A device and a method of verify terminal position for cellular mobile system - Google Patents

Abstract

PURPOSE: An apparatus for confirming a position in a cellular mobile communication system and a method therefor are provided to confirm the position without weighting a load to a system by using a dedicated terminal for confirming the position. CONSTITUTION: A position terminal transmits its ESN(Electronic Serial Number) to a BTS(Base station Transceiver Subsystem) to be confirmed as a registered position terminal(S100). An MTSO(Mobile Telephone Switching Office) receives position information of the position terminal through the BTS and stores position information in a position server(S110). It is judged whether a position information confirmation request is inputted for confirming a distance from a portable terminal to the position terminal(S120). The distances between the position terminal and the portable terminal are compared at a certain period(S130). It is judged whether the distance between the position terminal and the portable terminal is suitable for a set condition(S140). If the distance between the position terminal and the portable terminal is not suitable for the set condition, Secure is requested to 119 or 112 using an emergent button composed in the portable terminal(S150). A real-time position confirmation mode is set up for transmitting position information to the 119 or 112(S160).

Description

Positioning device and method of cellular mobile communication system {A DEVICE AND A METHOD OF VERIFY TERMINAL POSITION FOR CELLULAR MOBILE SYSTEM}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to positioning of a terminal using a cellular mobile communication system, and more particularly, to positioning without using a load on the system by using a dedicated terminal for positioning.

In the cellular mobile communication system, a plurality of service areas for transmitting and receiving radio waves of effective strength are gathered adjacent to each other to provide a mobile communication service by a plurality of base station transceiver subsystems (BTS). The service area is called a cell.

The mobile communication service allows a mobile communication terminal or a mobile terminal to communicate while moving between the plurality of cells, and the Mobile Telephone Switching Office (MTSO) is a mobile terminal switching service (MTSO). The communication path is established by checking whether the cell is located in the service area of the cell.

The MTSO can identify which cell a number of subscribing terminals are currently located in, and at which direction and distance from the antenna of the cell.

Various application services or additional services using the terminal location function of the cellular mobile communication system as described above have been developed and provided.

Hereinafter, a terminal positioning system according to the prior art will be described with reference to the accompanying drawings.

Attached to explain the prior art, Figure 1 is a functional configuration of the terminal positioning system according to the prior art.

Referring to the accompanying Figure 1, the terminal positioning system according to the prior art, the mobile terminal 10 and the mobile terminal 10 to communicate while joining the mobile communication system,

A plurality of base stations (BTSs) 20 wirelessly connected to the mobile terminal 10 to communicate with each other and confirm the location of the terminal;

A mobile communication switching center (MTSO) 30 connected to the base station 20 to control and manage the base station, to record and manage location information of the terminal, and to provide a mobile communication service;

A server 40 connected to the switching center 30 to receive additional location information of the mobile terminal 10 and to provide additional service information for confirming the location of the terminal;

An Internet (INTERNET) 50 consisting of a network connected to the server 40 and providing a path to receive additional services immediately anywhere in the world;

It is made up of a user 60 connected to the Internet 50 and receiving a location additional service of the terminal from the server 40.

Hereinafter, a terminal positioning system according to the related art having the above configuration will be described in detail with reference to FIG. 1.

The mobile terminal 10 communicating with the mobile station is registered in the switching center 30 and can receive a mobile communication service by entering a valid service area of the base station 20.

The switching center 30 monitors and manages the data signal of each base station 20, thereby determining which base station 20 has entered the service area of the base station 20, and at the same time the antenna of the base station 20 entered ( 20) to see how far it is from.

The mobile terminal 10 checks the base station 20 entering the service area to establish a signal transmission path between the receiver and the sender for communication, and from the antenna of the base station 20 Checking the distance is to maintain constant call quality due to signal strength that varies with distance by controlling and adjusting the outputs of the mobile terminal 10 and the base station 20 transceiver.

The server 40 of the value-added service provider receiving detailed location information of the mobile terminal 10 from the switching center 30 connects to the switching center 30 using a dedicated line 70 and the corresponding information on the location of the terminal. Receive data and store and process it.

When the server 40 processes the location information data of the mobile terminal 10 in conjunction with the electronic map, the server 40 may provide a service for accurately displaying the location of the terminal on the electronic map.

The terminal 10 positioning service provided from the server 40 and displayed on the electronic map can be immediately confirmed by a large number of users 60 connected anywhere in the world via the Internet 50.

In addition, a text message may be transmitted in real time to the terminal 10 whose location is confirmed.

However, in the above-described conventional technology, in order to receive the location information of the mobile terminal 10 from the switching center 30, the value-added service provider has to install a high-cost leased line between the server 40 and the switching center 30. There was a problem that the maintenance operation cost is high.

In addition, the location confirmation service as described above is mainly limited by the carrier, etc., the general mobile terminal 10 subscribers do not enjoy the benefits.

In addition, there is a problem that can not provide a service for checking the distance between the mobile terminal 10 and the mobile terminal 10.

It is an object of the present invention to provide an apparatus and method for identifying a distance between a portable terminal subscribed to a cellular type mobile communication system and a dedicated terminal for positioning.

The present invention has been made to achieve the above object, in the cellular type mobile communication system; A mobile terminal subscribed to the mobile communication system and transmitting and receiving a wireless communication signal; A location terminal for subscribing to the mobile communication system and wirelessly transmitting only a location signal; A base station which wirelessly connects the mobile terminal and the location terminal to transmit and receive a corresponding communication signal to form a service area; An exchange station that monitors and controls the base station, establishes a communication path with the other party with which the mobile terminal communicates, and identifies a base station to which the mobile terminal and the location terminal are connected; And a location server for storing location information of the mobile terminal and the location terminal identified by the switching center.

In addition, the present invention provides a cellular mobile communication system comprising a location terminal, a mobile terminal, a base station, an exchange station, and a location server; The location terminal transmits its electronic serial number to the base station and the exchange station checks the location information of the received location terminal and stores it in the location server; A request process for determining whether there is a request for confirming location information of a location terminal from the mobile terminal; A condition determination process of comparing the distance between the location terminal and the portable terminal at a period set by the portable terminal, and determining whether it is suitable for the setting condition when the request for confirming the location information is made in the above process; If the above conditions do not meet the setting conditions, an alarm is generated and a rescue request is made and the location information is sent by the real-time positioning mode. Characterized in that the end of the information sending process.

1 is a functional configuration diagram of a terminal positioning system according to the prior art,

2 is a functional configuration of a positioning device of a cellular mobile communication system according to the present invention,

3 is a flow chart of a positioning method of a cellular mobile communication system according to the present invention;

4 is a flowchart of a method of inputting setting reference data according to the present invention.

** Explanation of symbols on the main parts of the drawing **

10,15: mobile terminal 20,25: base station

30,35: Exchange 40: Server

50,55: Internet 60: User

70: dedicated line 100: position terminal

110: location server

Hereinafter, a positioning apparatus and a method of a cellular mobile communication system according to the present invention will be described with reference to the accompanying drawings.

2 is a functional configuration diagram of a positioning device of a cellular mobile communication system according to the present invention, and FIG. 3 is a flowchart of a positioning method of a cellular mobile communication system according to the present invention. Is a flowchart of a setting reference data input method according to the present invention.

Referring to FIG. 2, the positioning device of the cellular mobile communication system according to the present invention is a cellular mobile communication system having a plurality of cells formed by a plurality of base stations (BTSs) as a service area. In

A mobile terminal 15 subscribed to the mobile communication system and transmitting and receiving a wireless communication signal while moving between a plurality of cells;

A location terminal 100 subscribed to the mobile communication system and wirelessly transmitting only a location signal while moving between a plurality of cells;

A base station (BTS) 25 for wirelessly connecting the portable terminal 15 and the location terminal 100 to transmit and receive a corresponding communication signal to form a cell serving as one service area;

The mobile terminal 15 and the location terminal 100 correspond to the mobile station 15 and the location terminal 100 while monitoring and controlling the operation state of the base station (BTS) 25 and setting a communication path with the counterpart to which the mobile terminal 15 communicates. An MTSO 35 that identifies the base station 250 that has entered and is connected to the area;

A location server 110 for recording and storing the location information of the mobile terminal 15 and the location terminal 100 confirmed by the switching center 35;

And an internet 55 connected to the switching center 35 so as to connect with a public communication network or another communication network.

3 and 4, the positioning method of the cellular mobile communication system according to the present invention includes a location terminal 100, a mobile terminal 15, a base station 25, an exchange station 35, In the cellular mobile communication system comprising a location server 100,

The location terminal 100 is confirmed by the registered location terminal 100 by wireless transmission of its own serial number (ESN: ElectronicSerial Number) to the base station 25 (S100), and receives the base station 25 A location checking process of recording and storing in the location server 110 by the switching center 35 receiving the location information of the location terminal 100 registered through the location server (S110),

A request process (S120) for determining whether there is a location information confirmation request for confirming how far the distance from the portable terminal 15 to the location terminal 100 is;

In the process (S120), when there is a request for confirming the location information for confirming the distance from the mobile terminal 15 to the location terminal 100, the mobile terminal 15 is set and inputted by using the mobile terminal 15. A first step (S210) of inputting an electronic serial number (ESN) which is a unique number of the location terminal 100; A second step (S220) of determining whether to set a limit distance or a confirmation period after inputting an electronic serial number (ESN) which is a unique number of the location terminal 100 by the first step (S210); In the case of setting the limit distance in the second step (S220), a third step (S230) of inputting a limited distance from which the mobile terminal 15 and the location terminal 100 may fall; In the case of setting the confirmation period in the second step (S220), a fourth step (S240) of inputting a time period for repeatedly checking the distance between the mobile terminal 15 and the location terminal 100; After processing the third step (S230) and the fourth step (S240), it is determined whether to continue to enter the setting condition to continue if fed back to the second step (S220) and if not continued to end The distance between the location terminal 100 and the mobile terminal 15 is compared at a predetermined cycle input by the fifth step (S250) (S130), and the distance between the location terminal 100 and the mobile terminal 15 is Condition determination process for determining whether the conditions are set in the above (S140),

If the set condition is not suitable in the above process, the mobile terminal 15 generates an alarm signal and requests rescue to 119 or 112 using the emergency button provided in the mobile terminal 15 (S150). Set the mode to send the location information to the rescue request (S160), and if it continues to determine whether the process continues to return to the condition determination process (S130) and if not continue consists of an information sending process to end It is composed.

Hereinafter, a positioning apparatus and a method of a cellular mobile communication system according to the present invention having the above configuration will be described in detail with reference to FIGS. 2 to 4.

The position terminal 100 according to the present invention transmits an electronic serial number (ESN) registered in an embedded register to the base station 25 through a corresponding high frequency unit under the control of an embedded controller. The base station 25 forwards to the switching center 35.

The switching center 35 confirms that it is the location terminal 100 through the electronic serial number (ESN), recognizes that it does not require a switching action for communication, and at the same time, the location terminal 100 through the corresponding base station 25. ) Collects the current location information in a predetermined period and records and stores in the location server (110).

At the same time, the location information of the mobile terminal 15 is also recorded and stored in the location server 110 through the same process and procedure.

The switching center 35 determines whether a corresponding control signal for requesting confirmation of the distance between the mobile terminal 15 and the location terminal 100 is input from the mobile terminal 15 at predetermined intervals, and when the signal is input. The distance information is checked at predetermined intervals using the location information recorded and stored in the location server 110, and the result is output to the mobile terminal 15.

3 to 4, the switching center 35 stores an electronic serial number (ESN) received from the location terminal 100 through the base station 25 in a corresponding database. It is determined whether the location terminal 100 that can be registered and receive the service by checking whether it is registered at (S100), and the determination result (S100) in the case of the registered location terminal (100), the location terminal (100) Collecting location information through the base station 25 and storing the location information in the location server 110 (S110).

The switching center 35 operating the mobile communication system designates the location terminal 100 from the mobile terminal 15 and checks whether a corresponding control signal for requesting confirmation of location information is input (S120).

When the check result (S120), the request for confirming the location information of the location terminal 10, the position of the location terminal 100 is compared by the period of the condition set in the mobile terminal (15) (S130).

In other words, it is compared whether the distance between the location terminal 100 and the mobile terminal 15 meets or does not meet the set criteria.

The set criterion or condition is that the mobile terminal 15 wirelessly transmits an electronic serial number (ESN), which is a unique number of the location terminal 100, to the switching center 35 (S210), and a predetermined limit distance, for example. As a result, a limited distance between the mobile terminal 15 and the location terminal 100 is set and input in units of tens or hundreds of meters (S220, S230).

In addition, the time information of the confirmation period, for example, divided into 1 minute unit, 5 minutes unit, 10 minutes unit and input (S220, S240), it is determined whether to continue the above input process (S250) The case of inputting or correcting, etc., returns to the second step S220 and ends if it does not continue.

The switching center 35 judges whether the setting condition inputted as described above is suitable (S140), and if appropriate, returns to the condition determination process (S130), and if it is not suitable, alerts the mobile terminal 15 ( Alarm) signal is generated, and the user who confirms the alarm signal makes an emergency rescue request to a rescue agency such as 119 or 112 by using an emergency button provided in the mobile terminal 15 (S150).

In addition, the switching center 35 is operated in a real-time location confirmation mode, and transmits the location information of the location terminal 100 to the mobile terminal in real time (Realtime) and at the same time to the rescue agency, rescue activities are made smoothly In step S160, if the above process is to be continued, it is fed back to the condition determination process 130, and if it is not continued, the process ends.

Therefore, according to the present invention having the above-described configuration, if the children are provided with the position terminal 100 in a necklace, a watch, etc., the child can be prevented from being lost, kidnapped, and the like. Theft can be tracked and the location can be easily tracked and retrieved.

The position terminal 100 may be controlled to operate as an active position transmitting device in passive positioning.

The switching center 35 uses a 42 P Long Code of 2, which is a unique number that distinguishes the mobile terminal 15 and the location terminal 100, thereby accommodating a large number of terminals and distinguishing the authentication number. Thus, the mobile terminal 15 can be distinguished from the position terminal.

Since the location terminal 100 does not communicate with each other, but merely needs to be connected to the base station 25 so as to check the location at the switching station 35 at a predetermined period, the switching terminal 35 performs the switching process. It does not increase the load and consumes less battery.

Since the configuration of the present invention as described above, the position of the position terminal is checked at a predetermined period, there is an effect of preventing the deviation of the set distance and at the same time tracking the position of the position terminal can be easily recovered.

In addition, since the location can be confirmed in real time, it is possible to track the movement route.

Claims (4)

In a cellular mobile communication system, A mobile terminal subscribed to the mobile communication system and transmitting and receiving a wireless communication signal; A location terminal for subscribing to the mobile communication system and wirelessly transmitting only a location signal; A base station for wirelessly connecting the mobile terminal and the location terminal to transmit and receive a corresponding communication signal to form a cell as a service area; An exchange station that monitors and controls the base station, establishes a communication path with the other party with which the mobile terminal communicates, and checks the base station to which the mobile terminal and the location terminal are connected; And a location server for storing the location information of the mobile terminal and the location terminal identified by the switching center. According to claim 1, When the location terminal accesses the base station, the switching center checks whether the location terminal is registered, records and stores current location data in the location server when the location terminal is registered, and checks the distance between the mobile terminal and the location terminal. The positioning device of the cellular mobile communication system, characterized in that notified to. In a cellular mobile communication system comprising a location terminal, a mobile terminal, a base station, an exchange station, and a location server, The location terminal transmits its electronic serial number to the base station to confirm registration and the exchange station stores the location information of the registered location terminal in the location server; A request process for determining whether there is a request for confirming location information of a location terminal from the mobile terminal; In the above process, if there is a request for confirming the location information, a condition determination process of comparing the distance between the location terminal and the portable terminal at a period set by the portable terminal and determining whether the set condition is suitable; In case of not satisfying the setting condition in the above process, alarm signal generation and rescue request are made and the location information is sent by the real time positioning mode. Positioning method of a cellular mobile communication system, characterized in that consisting of the information sending process to terminate. The method of claim 3, wherein the data used as a criterion in the condition determination process is A first step of inputting a unique number of a location terminal using a mobile terminal, A second step of determining whether to set a limit distance or a confirmation period after inputting a unique number of the location terminal according to the first step; In the case of setting the limit distance in the second step, a third step of inputting a limited distance from which the mobile terminal and the location terminal may fall; In the case of setting the confirmation period in the second step, a fourth step of inputting a period for repeatedly checking the distance between the mobile terminal and the position terminal; After the processing of the third step and the fourth step, it is determined by the fifth step to continue if it is determined to continue and returns to the second step, if not continuing, the cellular mobile communication system of the Location method.