KR20090028997A - Location based service system and its method using by a mobile communication terminal - Google Patents

Abstract

A location based service system using a mobile communication terminal and a method thereof are provided to supply real location information or virtual location information according to a service condition of location service information, thereby satisfying user desires with regard to the location based service. A location inquiry unit(110) inquires a location about a specific terminal. The location inquiry unit transmits the inquired location information. A location based service server(114) registers conditional location system information according to a terminal. If a location inquiry about the specific terminal is requested, the location based service server selectively provides the real location information or the virtual location information from the location inquiry unit according to a service condition of the location system information to a corresponding terminal through the communication network.

Description

Location-based service system using mobile communication terminal and method thereof {LOCATION BASED SERVICE SYSTEM AND ITS METHOD USING BY A MOBILE COMMUNICATION TERMINAL}

The present invention relates to a location based service, and more particularly, when a location information of a specific terminal is requested, a mobile communication terminal suitable for selectively providing location information of a pre-stored condition corresponding to the corresponding terminal is used. A location based service system and method are provided.

As is well known, a location based service (LBS) uses a mobile communication terminal such as a cellular phone, a PCS, a PDA, a notebook computer, etc. to accurately locate a person or an object and obtain additional information related to the location. Means the service provided.

These location-based services can be used to search your location and search for traffic information around you to provide traffic information services, vehicle emergency services that automatically detect the location of broken cars and send tow trucks, and to treat accidental injuries. Emergency services that serve the location of the nearest emergency room, location-based payment services that charge you based on where you use mobile communications equipment, and living information that provides locations such as gas stations, rest stops, and restaurants that are closest and cheapest from your location. It is used in various fields such as a push service that provides a location to a user of a specific service area such as a service or a sale advertisement.

Meanwhile, referring to the conventional method of providing location information using a mobile communication terminal, when the location information of the target terminal is requested from the master terminal to the location-based service server through a communication network, the location-based service server permits location inquiry. Optionally request the location information of the target terminal, accordingly, the target terminal transmits the location information according to its GPS signal to the location-based service server to the master terminal.

However, in the case of providing the location information as described above, a message indicating that the location inquiry of the target terminal is impossible in the location inquiry disallowed condition according to whether the location inquiry is allowed or not, that is, the position inquiry allowance or the position inquiry disallowed, is provided. In the present invention, since the location information of the target terminal is provided, a method of providing location information according to the location inquiry request is limited, which causes inconvenience in using a service of the user.

Accordingly, an aspect of the present invention is to provide a location-based service system and method using a mobile communication terminal that can selectively provide virtual location information stored in advance in response to a corresponding terminal when requesting location information of a specific terminal.

According to an aspect of the present invention, there is provided a system for providing a location-based service using a mobile communication terminal, comprising: a location inquiry unit responsible for location inquiry for a specific terminal and transmission of inquired location information, and location-specific location service for each terminal; Registers the information, and when a location inquiry is requested for the specific terminal, the actual location information from the location inquiry means or the virtual location information preset in the location service information according to a service condition of the location service information is applied through a communication network. Provided is a location information service system using a mobile communication terminal including a location-based service server for providing to a terminal.

According to another aspect of the present invention, there is provided a method for providing a location-based service using a mobile communication terminal, the method comprising: registering location service information for each terminal, and when a location of a specific terminal is inquired, corresponding location service information. Extracting the; and checking the service condition according to the extracted location service information; and if the service condition permits location inquiry, inquires the location of the specific terminal, and transmits the actual location information to the corresponding terminal. And providing, to the corresponding terminal, extracting preset virtual location information when the service condition is to provide the virtual location information.

According to the present invention, unlike the conventional method of selectively providing the location information according to the location inquiry request and the location inquiry disallow according to the location inquiry request, when the location inquiry is allowed according to the service condition of the location service information, the location inquiry is not allowed or the virtual By providing the actual location information or the virtual location information in response to providing the location information, it is possible to meet the user desire for location-based services.

The technical gist of the present invention, when requesting the location information of a specific terminal, extracts the location service information of the corresponding terminal, checks the corresponding condition, and provides a message indicating that the location inquiry is impossible if not allowed according to the condition. When the location information of the terminal is provided, and when the preset virtual location information is provided, the virtual location information is extracted and provided. Through such technical means, problems in the prior art can be solved.

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

1 is a block diagram of a location-based service system capable of selectively providing location information of a specific terminal according to a service condition of location service information according to the present invention, and includes a first terminal 102 and a first communication network 104. , Exchange 106, home location register 108, location server 110, location determination center 112, location based service server 114, location information database 116, second network 118 and second Two terminals 120.

Referring to FIG. 1, the first terminal 102 is a terminal capable of voice / video call and data communication with the other party through the first communication network 104, and the first terminal 102 is a user call for voice call or the like. Entering the number generates the call and transmits it to the exchange 106 through the first communication network 104.

In addition, the first terminal 102 is a target terminal for which a location inquiry is requested, and transmits the location-based service registration to the exchange 106 through the first communication network 104, and the service menu screen data transmitted from the exchange 106. Receives the service menu screen is provided, and the location service information is input through the provided service menu screen to request registration of the corresponding location service setting information. Here, the input location service information may include, for example, service conditions such as allowing location inquiry, disallowing location inquiry, and providing virtual location information, and location values for each terminal when providing virtual location information.

On the other hand, when the position inquiry is permitted in response to a request from the second terminal 120, the first terminal 102 receives the latitude and longitude information of the first terminal 102 obtained through GPS or the like from the first communication network 104. Through the exchange 106.

In addition, the first communication network 104 serves to ensure the mobility of the first terminal 102, and includes a base station and a base station controller, and supports both synchronous and asynchronous. Here, in the case of a synchronous wireless communication network, a base station that receives and transmits a wireless communication signal of the first terminal 102 is a base transceiver station (BTS), and a base station controller which controls the base station and performs communication with the exchange 106. A base station controller (BSC), which receives and transmits a radio communication signal of the first terminal 102 in the case of an asynchronous wireless communication network, controls a Node-B and a Node B, thereby switching the switch 106. The base station controller performing communication with the network becomes a Radio Network Controller (RNC). Of course, the first communication network 104 is not limited thereto, and includes a communication network of all mobile communication systems to be implemented in the future, including a CDMA network, a GSM network other than a W-CDMA network, and a fourth generation.

Next, the exchange 106 performs basic and additional service processing, incoming and outgoing call processing of the subscriber, location registration procedure and handover procedure processing of the first terminal 102, interworking functions with other networks, and the like. In addition, ASS (Access Switching Subsystem) for distributed call processing, INS (Interconnection Network Subsystem) for centralized call processing, Central Control Subsystem (CCS) for centralizing operation and maintenance, and mobile subscribers It includes a subsystem, such as a Location Registration Subsystem (LRS) that performs the function of storing and managing information about the.

In addition, the exchange 106 forwards the request from the first terminal 102 to the location based service server 114 via the location center 112 in accordance with a request for registration of the location based service via the first communication network 104. And transmit service menu screen data transmitted from the location-based service server 114 through the location determination center 112 to the first terminal 102 and from the first terminal 102 through the first communication network 104. The location service information setting data transmitted is transmitted to the location based service server 114 through the location determination center 112, and the latitude and longitude information transmitted from the first terminal 102 when the location of the first terminal 102 is inquired. To the location positioning server 110.

On the other hand, when the switch 106 is requested for the location inquiry of the first terminal 102 from the second terminal 120 through the second communication network 118, the switch 106 transmits the request to the location-based service server 114, Accordingly, by receiving the location information of the first terminal 102 transmitted from the location-based service server 114 for each service condition, a short message indicating that the location inquiry is impossible, or the virtual location information, the second communication network 118 receives the second location information. Transmit to terminal 120.

The home location register (HLR) 108 receives the location information of the first terminal 102 and the second terminal 112 and performs functions such as registration recognition, registration deletion, and location verification. Profile information of the first terminal 102 and the second terminal 112 is stored. Here, the profile information refers to subscribed additional service information such as a mobile identification number (MIN), an electronic serial number (ESN), an international mobile subscriber identify (IMSI), and a calling number service.

The home location register 108 may include a subscriber information management device that manages a database of additional service information of a subscriber when implemented in a wired communication service. The home location register 108 for the mobile communication service and the subscriber information management device for the wired communication service perform a function of managing a database of additional service information of the subscriber. In the present invention, a subscriber may include a spam database including call forwarding information.

On the other hand, although not shown, the VLR (Visitor Location Register) is a visitor location register, and performs a function of storing information of visited subscribers in a region serviced by the switchboard 106, and registers a location to a corresponding area. The subscriber information is retrieved from the home location register 108 and temporarily stored.

In addition, the positioning server 110 is a server including a Positioning Determination Entity (PDE) that calculates position information by using latitude and longitude information transmitted from a terminal. Location information may be received from the satellite, and the location information may be used to calculate location information of the first terminal 102, and the latitude and longitude information may be requested from the first terminal 102, and the latitude and longitude information may be calculated from the received latitude and longitude information. The location information of the first terminal 102 can be more accurately calculated using the location information, the base station information, and the location information from the home location register 108. This location information is provided to the location determination center 112.

In addition, when the location positioning server 110 requests a location inquiry of the first terminal 102 from the location-based service server 114 through the location determination center 112, the location terminal server 110 through the switch 102. Request location information of the first terminal 102, and accordingly receive the latitude and longitude information of the first terminal 102 and at the same time receive the location information of the first terminal 102 provided from the home location register 108. After calculating the current location information of the first terminal 102 using the base station information of the communication network 104 and transmits the location information to the location-based service server 114 through the location determination center 112.

Next, the location determination center 112 includes a Mobile Positioning Center (MPC), which serves as a gate between the switchboard 106 and the location based service server 114. Request location information from the switch 106 and the first communication network 104 to the first terminal 102 according to the location inquiry request from the 114, and receive the location information from the location determination center 112 to locate the location based. Send to service server 114.

In addition, the location-based service server 114 is a server that provides a related service according to the location information of the terminal, the service menu corresponding to the registration request of the location-based service of the first terminal 102 through the switch 106 The screen data is provided, and the location service information provided from the first terminal 102 through the switch 106 is registered and stored in the location information database 116 corresponding to the first terminal 102. Here, the location service information may include, for example, service conditions such as allowing location inquiry, disallowing location inquiry, and providing virtual location information, and location values for each terminal when providing virtual location information. In addition, the terminal information of the first terminal 102 and the second terminal 120 (eg, terminal number, subscriber information, etc.) may be included.

As an example, FIG. 3 is a diagram illustrating a location service information table stored in a location information database according to the present invention. The terminal number (Buddy List), service condition (Case) and condition of the second terminal 120 as a master terminal are shown in FIG. It can be seen that the location service information (Case 3 Only) and the like can be stored, and the location service information for each condition may include time, frequency (Freq.), Location value (Location) and the like.

In addition, when the location-based service server 114 requests the location inquiry of the first terminal 102 from the second terminal 120 through the switch 106, the location information service server 114 sends the request to the first terminal 102. Correspondingly, after extracting the registered stored location service information, the service condition (for example, allowing location inquiry, disallowing location inquiry, providing virtual location information, etc.) is checked.

In addition, the location-based service server 114 requests the location information of the first terminal 102 to the location server 110 through the location determination center 112 in the case of allowing location inquiry, and thus provides the first terminal. Providing the actual location information of the 102 to the second terminal 120 through the switch 106, in the case of location inquiry disallowed by generating a message informing that the location inquiry is not possible in connection with the short message service center not shown After transmitting to the second terminal 120 through the switch 106, and in the case of providing the virtual location information, after extracting the pre-stored location service information corresponding to the first terminal 102, the preset virtual location value corresponding to the second terminal The virtual location information is transmitted to the second terminal 120 through the exchange 106.

On the other hand, the second communication network 118 serves to ensure the mobility of the second terminal 120, and includes a base station and a base station controller, and supports both synchronous and asynchronous. Here, in the case of a synchronous wireless communication network, a base station that receives and transmits a radio communication signal of the second terminal 120 is a BTS, and a base station controller that controls the base station and performs communication with the switchboard 106 is a BSC. In the case of a wireless communication network, the base station controller that receives and transmits the wireless communication signal of the second terminal 120 controls the node B and the node B so that the base station controller performing the communication with the switch 106 becomes an RNC. Of course, the second communication network 118 is not limited thereto, and includes a communication network of all future mobile communication systems including a CDMA network, a GSM network other than a W-CDMA network, and a fourth generation.

In addition, the second terminal 120 is a call-transferd terminal capable of voice / video call and data communication with the other party through the second communication network 114, and the first terminal through the exchange 106 and the second communication network 118. The call call from 102 is connected to perform a communication service (call call connection) with a ring signal.

Here, the second terminal 120 is a master terminal requesting a position inquiry for a specific terminal, and the position-based service server performs a position inquiry of the first terminal 102 through the second communication network 118 and the switch 106. Request to 114, according to the service conditions according to the location information of the first terminal 102, receiving a short message indicating that the location inquiry is impossible, or receives and provides the virtual location information.

Next, when the location inquiry of the target terminal is requested from the master terminal in the state where the location service information of the target terminal is registered in the location-based service system having the above-described configuration, the location service information of the target terminal is extracted and the service conditions are extracted. A process of selecting and providing actual location information or virtual location information will be described.

2 is a flowchart illustrating a process of selectively providing virtual location information for each service condition of location service information according to the present invention.

Referring to FIG. 2, a first terminal 102, which is a target terminal, requests location-based service registration through the first communication network 104, and the request is exchanged by the switch 106 or the switch 106 and the location determination center 112. Is transmitted to the location based service server 114 (step 202). In this case, the first communication network 104 is configured to include a base station as a BTS and a base station controller as a BSC in the case of a synchronous wireless communication network, and a base station as a node B and a base station controller as an RNC in the case of an asynchronous wireless communication network. Can be configured.

In addition, the location-based service server 114 transmits service menu screen data for inputting and setting location service information according to the location-based service registration request through the switch 106 and the first communication network 104 or the location determination center 112. The service menu screen data is transmitted to the first terminal 102 via the switch 106 and the first communication network 104 (step 204).

Accordingly, the first terminal 102 configures and provides such a service menu screen as a predetermined display screen, and waits for input and setting of location service information for a predetermined time through this (step 206). Here, the input location service information may include, for example, service conditions such as allowing location inquiry, disallowing location inquiry, and providing virtual location information, and location values for each terminal when providing virtual location information.

Next, when the first terminal 102 requests registration of the location service information setting inputted to the switchboard 106 through the first communication network 104, the switchboard 106 transmits the first terminal together with the location service information. The terminal information of 102 is transmitted to the location based service server 114, and a registration thereof is requested (step 208).

In addition, the location-based service server 114 registers the location service information corresponding to the terminal information of the first terminal 102 with the location service information transmitted through the switch 106, and simultaneously provides the location service information with the location service information. Registration is stored in step 116 (step 210). Here, the registered location service information may be stored by adding terminal information of the first terminal 102 and the second terminal 120 to the location service information input through the first terminal 102. As an example, as shown in FIG. 3, a terminal number (Buddy List), a service condition (Case), a location service for each condition of the second terminal 120, which is a master terminal, corresponding to the first terminal 102, which is a target terminal. It can be seen that information can be stored including the information (Case 3 Only), etc. The location service information for each condition can include time, frequency (Freq.), Location value (Location) and the like.

On the other hand, in the state in which the location service information of the first terminal 102 is registered, the second terminal 120, which is a master terminal, transmits the position information of the first terminal 102, which is a target terminal, to the second communication network 118 and the switch 106. Request to the location based service server 114 via step 212. In this case, the second communication network 18 is configured to include a base station as a BTS and a base station controller as a BSC in case of a synchronous wireless communication network, and a base station as a node B and a base station controller as an RNC in an asynchronous wireless communication network. It is composed.

In addition, the location-based service server 114 extracts location service information corresponding to the first terminal 102 from the location information database 116 (step 214), and through the location service information of the second terminal 120 The service condition is checked (step 216).

As a result of the check in the step 216, if the service condition is a first condition, that is, a condition of disallowing location query (in Case 1 shown in FIG. 3), the location-based service server 114 does not show the short message service. In connection with the center, a message indicating that the location inquiry of the first terminal 102 is impossible is generated and transmitted to the second terminal 120 through the switch 106 and the second communication network 118 (step 218).

On the other hand, when the check result in the step 216, the service condition is a second condition, that is, a condition of the position inquiry permission (in Case 2 shown in FIG. 3), the location-based service server 114 in the location-based service server 114 In step 220, the location location server 110 requests the location inquiry of the first terminal 102.

In addition, the location server 110 requests latitude and longitude information of the first terminal 102 through the switch 106 and the first communication network 104, and sends it to the home location register 108 through the switch 106. Requests location information of the first terminal 102, requests base station information of the first communication network 104 through the switch 106, and then receives latitude and longitude information, location information, and base station information and GPS satellites accordingly. The position information of the first terminal is calculated and acquired (ie, the position inquiry) by using the GPS information of the terminal (step 222).

In addition, the location server 110 transmits such location information (ie, location query result) to the location-based service server 114 through the location determination center 112 (step 224), and the location-based service server 114. In operation 226, the location information of the first terminal 102 is transmitted to the second terminal 120 through the switch 106 and the second communication network 118.

On the other hand, when the check result in the step 216, the service condition is a third condition, that is, the condition of providing the virtual location information (in Case 3 shown in Figure 3), the location-based service server 114 is extracted After extracting the hourly location information (hourly location value) from the corresponding location service information (step 228), the virtual location information corresponding to the first terminal 102 is obtained through the exchange 106 and the second communication network 118. 2 is transmitted to the terminal 120 (step 230).

For example, as shown in FIG. 3, when the terminal number of the second terminal 120 is' 0169992014 ', the service condition (Case) is 3, and when the current time is '19: 00', The location 2 may be extracted and transmitted as the virtual location information of the first terminal 102 to the second terminal 120.

Therefore, in the present invention, when the location inquiry information of a specific terminal is registered with the location service information corresponding to the specific terminal, the corresponding location service information is extracted and the actual location information of the specific terminal in response to the terminal requesting the location inquiry according to the service condition. Alternatively, the virtual location information may be selected and provided.

In the foregoing description, the present invention has been described with reference to preferred embodiments, but the present invention is not necessarily limited thereto. Those skilled in the art will appreciate that the present invention may be modified without departing from the spirit of the present invention. It will be readily appreciated that branch substitutions, modifications and variations are possible.

According to the present invention, when a location inquiry request of a specific terminal is stored, the virtual location information corresponding to the terminal is stored for each time slot, thereby preventing the user from using the location information provided by the location inquiry from an unwanted terminal, thereby facilitating a user's desire to use the service. It is expected to increase sales of telecommunication service usage.

1 is a block diagram of a location based service system capable of selectively providing location information of a specific terminal according to a service condition of location service information according to the present invention;

2 is a flowchart illustrating a process of selectively providing virtual location information for each service condition of location service information according to the present invention;

3 illustrates a location service information table stored in a location information database according to the present invention.

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

102: first terminal 104: first communication network

106: exchanger 108: home location register

110: location positioning server 112: location determination center

114: location-based service server 116: location information database

118: second communication network 120: second terminal

Claims (16)

A system for providing a location based service using a mobile communication terminal, Location inquiry means for responsible for location inquiry and transmission of the inquired location information for a specific terminal; Registering location service information for each terminal by condition, and when a location inquiry for the specific terminal is requested, the actual location information from the location inquiry means or a virtual location preset in the location service information according to a service condition of the location service information. Location-based service server that selects and provides information to the terminal through a communication network Location information service system using a mobile communication terminal comprising a. The method of claim 1, The location information service system, Short message service center that generates a short message related to the location and provides the corresponding short message if the location inquiry is not allowed according to the service condition Location information service system using a mobile communication terminal further comprising. The method according to claim 1 or 2, The position inquiry means, A positioning server for calculating and providing actual position information of the specific terminal through the communication network according to a position inquiry request for the specific terminal; A location determination center for requesting a location inquiry from the location based service server to the location location server, and transmitting actual location information from the location location server to the location based service server; Location information service system using a mobile communication terminal comprising a. The method of claim 3, wherein The position location server, the position information service system using a mobile communication terminal, characterized in that for calculating the actual position information using GPS information together with the latitude and longitude information transmitted from the specific terminal. The method of claim 4, wherein The location positioning server calculates the actual location information by further using location information registered in a home location register corresponding to the specific terminal and base station information of the communication network. . The method of claim 3, wherein And the location-based service server registers as the location service information including service conditions of allowing location inquiry, disallowing location inquiry, and providing virtual location information. The method of claim 6, The location-based service server, the location information service system using a mobile communication terminal, characterized in that further comprising the terminal information and virtual location information to register as the location service information. The method of claim 7, wherein The location-based service server, the location information service system using a mobile communication terminal, characterized in that for registering the virtual location information for each time zone. The method of claim 3, wherein The communication network, A base transceiver station (BTS) for receiving and transmitting a wireless communication signal of a terminal in a synchronous wireless communication network; Base Station Controller (BSC) which controls the BTS to communicate with an exchange Location-based service system using a mobile communication terminal comprising a. The method of claim 3, wherein The communication network, A node B for receiving and transmitting a wireless communication signal of a terminal in the case of an asynchronous wireless communication network; A Radio Network Controller (RNC) that controls the Node B to communicate with an exchange. Location-based service system using a mobile communication terminal comprising a. A method of providing a location based service using a mobile communication terminal, Registering location service information for each terminal; Extracting location service information corresponding to a location of a specific terminal; Checking the service condition according to the extracted location service information; Querying the location of the specific terminal and providing the actual location information to the corresponding terminal through a communication network when the service condition is a location inquiry allowance; If the service condition is to provide virtual location information, extracting preset virtual location information and providing the same to the corresponding terminal; Location-based service method using a mobile communication terminal comprising a. The method of claim 11, wherein The location based service method, Generating a short message informing that the location inquiry is impossible when the service condition is not allowed, and providing the short message to the corresponding terminal through the communication network; Location-based service method using a mobile communication terminal further comprising. The method according to claim 11 or 12, The location service information includes the service condition, the terminal information and the virtual location information including the location query allowed, the location query disallowed, and providing virtual location information. The method of claim 13, The virtual location information, location-based service method using a mobile communication terminal, characterized in that it comprises a location value for each time zone. The method of claim 13, The actual location information, the location-based service method using a mobile communication terminal, characterized in that calculated using the GPS information along with the latitude and longitude information transmitted from the specific terminal. The method of claim 15, The actual location information is calculated using the location information registered in the home location register corresponding to the specific terminal and the base station information of the communication network further characterized in that the mobile communication terminal.

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