KR101247336B1 - Systm for providing network service and method thereof - Google Patents

Abstract

The present invention relates to a network service providing system and a method thereof.

The network service providing system of the present invention receives the first service information request from the first terminal, performs authentication for the user based on profile information stored in advance, and when the authentication is successful, the first terminal To provide service information. Then, the connection termination is received from the first terminal, and the service provision state of the provided service information is stored in the profile information.

Receiving the service information from the second terminal to perform authentication for the user based on the profile information, and if the authentication is successful, whether the service information that the user was using or not the profile information The service information is provided to the second terminal when the service information that the user is using is searched on the basis.

According to the present invention, an effect of providing efficient network interoperability for network use and efficient service continuity for service use can be expected.

NGN, Next Generation Networks, Profiles, Content, VOD

Description

Network service provision system and method thereof {SYSTM FOR PROVIDING NETWORK SERVICE AND METHOD THEREOF}

1 is a block diagram illustrating a network service providing system according to an exemplary embodiment of the present invention.

2 is a data flow diagram illustrating a network interworking procedure of a network service providing system according to an exemplary embodiment of the present invention.

3 is a data flow diagram illustrating a service providing method of a network service providing system according to an exemplary embodiment of the present invention.

The present invention relates to a network service providing system and a method thereof, and more particularly, to a service providing system and a method in a wired / wireless converged environment using a next generation network.

The Next Generation Network (hereinafter, referred to as "NGN") environment is a concept originated by the necessity of a communication service provider to provide a current non-IP circuit based communication service in an IP packet based environment. . In the IP packet-based NGN environment, not only communication services but also services in the current Internet network or broadcasting network such as internet, broadcasting, data, etc. are provided, and environment for providing wired / wireless integration, broadcasting communication convergence, and voice communication convergence service is provided.

The wired and wireless convergence environment provides mobility between wired and wireless devices, authentication of wired and wireless networks, session information, and service continuity. In the broadcasting communication convergence environment, the broadcasting channel service provided only in the existing broadcasting network is also provided in the IP packet network, and the voice communication convergence environment provides SIP-based call service such as video call and multi-party conference, and session management becomes an important issue. .

In this NGN environment, in order to enable users to use converged services, telecommunications, broadcasting, data, and Internet services, an appropriate authentication, billing, and service provision method should be provided for the users. It is essential. However, in the conventional NGN environment, profile management could not be efficiently performed due to a problem of mutual compatibility and a problem of profile data registration.

On the other hand, since efficient profile management is not performed between a server and a network management system that provides a service in a conventional NGN environment, and between different network management systems, the processing of authentication is delayed during mutual authentication, It was difficult to provide, and there was a problem that it is difficult to provide service continuity according to the user's use of the terminal when providing a service.

Accordingly, the present invention is to solve the above problems, and to provide a network service providing system and method in a wired and wireless convergence environment using NGN (NEXT GENERATION NETWORK).

According to a first aspect of the present invention for solving the above technical problem, a system for providing a network service,

Is connected to a first network and, upon receiving the first network connection request from a first terminal, authenticates the user based on the previously stored first profile information to approve the first network connection of the first terminal; A first management system; Connected to a second network, and upon receiving the second network connection request from a second terminal, authenticates the user based on previously stored second profile information to approve the second network connection of the second terminal; A second management system; And receiving a service request from the first terminal connected through the first network, authenticating the user based on previously stored third profile information, and then specifying a specific service to the first terminal. Provide information, store the specific service provision state information in the third profile information according to disconnection of the first terminal, and provide the user with the service request of the second terminal connected through the second network. And a service server configured to provide the service information to the second terminal based on the specific service provision state information after authentication.

The first profile information, the second profile information, and the third profile information may be divided into user profiles, device profiles, and service profiles, respectively.

According to a second aspect of the present invention, a method of providing a network service according to a user's request by connecting through a third network with a first terminal connected with a first network and a second terminal connected with a second network,

a) receiving a first service information request from the first terminal and authenticating the user based on previously stored profile information; b) if the authentication is successful, providing service information to the first terminal; c) receiving a connection termination from the first terminal and storing a service provision state of the provided service information in the profile information; d) receiving the service information from the second terminal and authenticating the user based on the profile information; e) if the authentication is successful, searching based on the profile information whether there is the service information that the user was using; And f) in response to the search, providing the service information to the second terminal when there is the service information that the user was using.

Here, the step f),

f-1) in response to the search, if there is the service information that the user is using, generating a query request asking whether to use the service information and transmitting it to the second terminal; And f-2) receiving a response to receive the service information from the second terminal and providing the service information to the second terminal.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily carry out the present invention. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is said to "include" a certain component, it means that it can further include other components, except to exclude other components unless otherwise stated.

Now, a network service providing system and method thereof according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a block diagram illustrating a network service providing system according to an exemplary embodiment of the present invention.

As shown in FIG. 1, an NGN service providing system according to an exemplary embodiment of the present invention includes a service server 500, an NGN management system 400, a first management system 300, a second management system 200, and a database ( 550, a first database 350, and a second database 250, and the first terminal 100 is connected through the first network, and the second terminal 150 is connected through the second network. In this case, the first terminal 100 and the second terminal 150 may be used as one terminal that can be connected to the first network and the second network.

The service server 500 is connected to a Next Generation Network (NGN) network and obtains a user profile, a device profile, and a service profile from a service provider, a user, a terminal 100, 150, and a network management system 200, 300 used by the user. Receives the profile information to be included and systematically stored in the database 550. Here, the profile information will be described in detail below.

In this case, the service server 500 includes profile information in which the service provider, the user, the terminals 100 and 150 used by the user and the plurality of profiles received from the network management system 200 and 300 are integrated into the database 550 for each user. Store and manage systematically. In this case, the service server 500 may systematically store the data in the database 550 based on the service identifier and the IP of the terminal.

In addition, the service server 500 authenticates based on profile information stored in the database 550 according to a user authentication request of the terminals 100 and 150, and authenticates the service requested from the terminals 100 and 150 according to the authentication. to provide.

In addition, the service server 500 may store the information being used by the user in profile information in real time, and provide continuous service of the stored profile information to the user according to the movement (or change of the user's terminal) of the terminals 100 and 150. Can be.

The database 550 is managed by the service server 500 and stores profile information of the user.

The NGN management system 400 is connected to the NGN network and includes a first management system 300 of the first network, including a soft switch (omitted), a signal gateway (omitted), a trunk gateway (omitted), and an access gateway (omitted). Alternatively, data is transmitted and received using the standard interface with the second management system 200 of the second network.

At this time, the NGN management system 400 integrates all communication networks such as a general telephone network, an asynchronous transmission method (ATM), a frame relay, a dedicated network, and a wireless communication network into a packet-based common network.

Here, the soft switch is a software-based switch that is in charge of various call processing controls, the signal gateway is a gateway that performs an intermediate role for implementing the existing PSTN service on the NGN, and the trunk gateway is an intermediate role that connects the local exchange with the packet core. The access gateway is a gateway that serves subscribers such as TDM, IP, and xDSL.

In addition, the NGN management system 400 also relays data transmission and reception between the first management system 300 of the first network and the second management system 200 of the second network.

The first management system 300 is connected to the NGN management system 400 through a first network, and includes user profiles, device profiles, and the like from network providers, users, terminals 100 and 150 and service servers 500 used by users. Profile information including the service profile is received and systematically stored in the first database 350. In this case, the first management system 300 systematically stores profile information for each user in the database 350 by integrating a plurality of profiles received from the network provider, the user, the terminals 100 and 150 and the service server 500 used by the user. Manage by storing it. In this case, the first management system 300 may systematically store the database 550 based on the network identifier, the IP of the terminal, and the like.

Here, the profile information will be described in detail below.

Here, the first management system 300 and the second management system 200 each include a network service provider (ISP), and may also include a router, a gateway, and the like for network management.

The first database 350 is managed by the first management system 300 and receives and stores profile information.

The second management system 200 is connected to the NGN management system 400 through a second network, and is configured to provide a user profile, a device profile, and a user profile from a network provider, a user, a terminal 100 and 150 and a service server 500 used by the user. Profile information including the service profile is received and systematically stored in the second database 250.

Here, the profile information will be described in detail below.

The second database 250 is managed by the second management system 200 and receives and stores profile information.

The first terminal 100 connects to the service server 500 of the NGN network through the first network, and receives a specific service from the service server 500 at the request of the user and provides the user. In this case, the first terminal 100 receives specific authentication information from the user, and provides the received specific authentication information to the service server 500 to authenticate the service server 500.

The second terminal 150 connects to the service server 500 of the NGN network through the second network, and receives a specific service from the service server 500 at the request of the user and provides the service to the user. At this time, the second terminal 150 receives specific authentication information from the user, and provides the received specific authentication information to the service server 500 to authenticate the service server 500.

In the above, the NGN service providing system in the NGN environment has been described. The following describes the profile information of the network layer and service layer of the NGN service providing system.

The network layer and the service layer each have user, device, and service profile information, and the profile information of the network layer includes a network such as the first management system 300 of the first network and the second management system 200 of the second network. The management system manages each, and the service server 500 manages profile information of the service layer.

The following profile information is a profile defined jointly at the network layer and the service layer. Elements defined only at the network layer are separately indicated.

User profile

The user profile includes user identification information, user attribute information, location information, session information, presence information, subscription service information, service profile, and billing information. It also includes attribute information.

It also includes mobility information within or between networks.

It also stores information about network connection sessions.

Here, the user profile is used in various services such as authentication and billing.

User identification information: A unique identification number, including a Personal Identification Number (PIN), ID / PWD (Identification / PassWord), biometric information, and the like.

-User attribute information: includes name, address, phone number, etc.

Location Information: Includes mobile phone GPS location information, WLAN Wireless Local Area Network Access Point (AP) address, and Personal Computer Internet Protocol (PC IP) address. (Only network layer provided)

-Session Information: Contains IP information assigned by user identifier. (Only network layer provided)

Presence information: includes user ON / OFF status and friend information.

Subscription service information: Includes a subscription service identifier, subscription service name, start date, end date, price, service provider, and the like.

Service profile: Contains user-dependent and device-dependent service profile information.

-Billing Information: Includes billing request for network services, address and telephone number or credit card.

Device profile

The device profile includes device identification information, device property information, applicable service type, static information, dynamic information, configuration management information, software information and status information, and accesses a network based on an identifier given by a device manufacturer or a network operator. Contains attribute information for the device.

The device profile is used to enforce the authentication of the device itself in order to have an environment suitable for the device for each service.

-Device identification: contains a unique identification number, etc.

-Device property information: includes name, serial number, model name, manufacturer, hardware information (CPU, screen size, etc.), equipment type (for video, IP, mobile network, etc.).

Applicable service type: includes multimedia service, call service information, and the like.

-Static information: includes supporting protocol, transmission speed, bandwidth, throughput information, etc.

Dynamic information: includes terminal users, geographic information, applications on the device, etc.

-Configuration management information: Contains communication quality, codec, configuration information of network / port, etc.

Software information: Contains OS, application manager, application client information, etc.

-Status information: includes network status, device software status, resource status, ON / OFF status information.

Service profile

The service profile includes service identification number information and service attribute information, and stores attribute information about a service provided by the service server 500 to the user based on the service identifier.

Service identification number: contains a unique identification number, etc.

Service attribute information: Includes service provider, type of service (multimedia, VOD, music, etc.), pricing, price constraints (price, age of use, etc.), available equipment information, etc.

In the above, detailed information included in the user profile, the device profile and the service profile has been described in detail. Next, a procedure for registering such a user profile, device profile, and service profile will be described.

Register a Profile for a Network Management System

When a user subscribes to a network service, the network management system 200 or 300 receives and stores user attribute information or subscription service information from the user.

The network management systems 300 and 200 store dynamic information (local information, session information, presence information, etc.) generated while the user uses the network with the user's consent.

Subscribe profile for service server

When a user subscribes to a service layer, the service server 500 receives and stores user attribute information or subscription service information from the user.

Register device profiles at the network layer

When the user purchases the device, the device seller delivers the property and static information about the device to the network management system 300 and 200. Alternatively, a user may directly input device information into the network management systems 300 and 200.

Registering Device Profiles in the Service Layer

When the service server 500 needs the device information according to the service type, the service server 500 receives the information directly from the user through the terminals 100 and 150 or from the network management systems 300 and 200. For example, when a service is available by knowing the MAC address of the device, the device information is directly received from the user through the terminals 100 and 150 or provided from the network management systems 300 and 200.

Register service profile

Each time the service server 500 creates a new service or access product, it registers.

The network service providing system has been described above. The following describes a procedure method for a user interworking different networks using one terminal in a network service providing system.

2 is a data flow diagram illustrating a network interworking procedure of a network service providing system according to an exemplary embodiment of the present invention.

As shown in FIG. 2, in the network service providing system according to an exemplary embodiment of the present invention, the first terminal 100 receives a request for a first network connection from a user.

The first terminal 100 receives a request for a first network connection from a user and transmits a network connection request to the first management system 300 according to the received request (S100).

The first management system 300 performs authentication of the user based on the profile information stored in the first database 350 according to the received network access request (S102). 1, the terminal 100 transmits a connection acknowledgment (S106). At this time, when authentication fails, the first management system 300 notifies the first terminal 100 of the authentication failure.

At this time, the first management system 300 stores the connection related information related to the user's access approval. Here, the connection related information includes a network operator identifier, an IP of the first terminal, an access time, an authentication mechanism, and the like.

As the first terminal 100 connects to the first management system 300, the first terminal 100 provides the user with the first network use.

When the first terminal 100 is disconnected from the first network due to the movement of the user while the first terminal 100 is connected to the first network (if a handover occurs) (S108), the first terminal 100 Stores first network connection related information. In this case, the first network connection related information includes a network operator identifier, an IP of the first terminal, an access time, an authentication mechanism, and the like.

The first terminal 100 receives the second network connection request by the user, and transmits the second network connection request to the second management system 200 according to the reception (S110). In this case, the second network connection request transmitted from the first terminal 100 to the second management system 200 includes information about the first network connection previously used.

The second management system 200 receives the second network connection request of the first terminal 100 and requests the first management system 300 to access information about the user (S112).

The first management system 300 receives a request for access information for the user, retrieves the information from the first database 350, and provides profile information to the second management system 200 (S114). In this case, the profile information includes user authentication information.

The second management system 200 receives the profile information, determines whether the user authentication information of the profile information is valid, and if the user authentication information is valid as a result of the determination, stores the profile information in the second database 250. In step S118, the user approves the second network connection. In this case, the validity determination is determined using the authentication time, the authentication result, the authenticator, etc. included in the user authentication information.

Such a network service providing system may have compatibility with various authentication mechanisms between networks based on connection information including profile information when a user uses different networks through one terminal.

3 is a data flow diagram illustrating a service providing method of a network service providing system according to an exemplary embodiment of the present invention.

As shown in FIG. 3, the service providing method according to an exemplary embodiment of the present invention is performed by a user connecting to the first management system 300 using the first terminal 100.

The first terminal 100 receives a request for a first network connection from a user and transmits a request for a first network connection to the first management system 300 (S200).

The first management system 300 receives a request for a first network connection from the first terminal 100 and performs connection authentication based on the profile information stored in the first database 350 (S201). At this time, the access authentication is authentication of whether the user is registered in the network service, authentication of whether the first terminal 100 is allowed to use the network service, authentication of whether the user is subscribed to the first network access service. It includes.

The first management system 300 performs connection authentication, and when the connection authentication is successful, approves the first network connection (S202). At this time, when the connection authentication is not successful, the network connection authentication failure is notified to the first terminal 100.

The first terminal 100 receives a request for a specific service from the user according to the first network connection and makes a specific service request to the service server 500 (S204). In this case, the specific service request includes user authentication information according to the user authentication request and request information for the specific service.

When the service server 500 receives a specific service request from the first terminal 100 and performs service authentication based on profile information stored in the database 550 according to the reception of the specific service request, the authentication is successful. The corresponding service information is provided to the first terminal 100 in step S206 and step S208. At this time, when authentication is not successful, the first terminal is notified of the authentication failure.

Here, in the case of providing the corresponding service to the first terminal 100, the service server 500 stores a state record of the service provided to the user in real time.

The first terminal 100 receives corresponding service information from the service server 500 and provides it to the user.

In this case, although the video on daemon (VOD) service is used as the corresponding service information, various multimedia services and content services may be used.

Meanwhile, the user moves while receiving the corresponding service information through the first terminal 100 (S212).

When the first terminal 100 receives the service connection termination from the user while providing the corresponding service information to the user, the first terminal 100 notifies the service server 500 of the termination of connection and terminates the connection.

In this case, the first terminal 100 may automatically disconnect the session after the session maintenance time with the service server 500.

The service server 500 stores the corresponding service provision state in profile information (user profile) of the database 550 according to the termination of connection or termination of connection of the first terminal 100 (S210).

The user requests to access the second network using the second terminal 150.

The second terminal 150 receives a request for accessing the second network received from the user, and transmits the second network connection request to the second management system 200 according to the request (S214).

The second management system 200 performs authentication on the user and the terminal according to the second network connection request (S215). If the authentication is successful, the second management system 200 approves the second network connection (S216).

At this time, when authentication fails, the second management system 200 notifies the second terminal 150 of the authentication failure.

The second terminal 150 receives a request for a specific service from the user according to the second network connection and makes a specific service request to the service server 500 (S220). In this case, the specific service request includes user authentication information according to the user authentication request and request information for the specific service.

The service server 500 receives a specific service request from the second terminal 150, performs a service authentication based on the profile information stored in the database 550 according to the reception of the specific service request, and then the authentication is successful. The service information is provided to the second terminal 150 at step S218. At this time, when the authentication is not successful, the second terminal 150 is notified of the authentication failure.

Here, the service server 500 searches for profile information according to a specific service request of the second terminal 150, checks whether there is service information that the user is using by using another terminal, and if there is service information that is being used, A query request asking whether to use the corresponding service information is generated and transmitted to the second terminal 150.

The second terminal 150 receives a query request from the service server 500 and provides the received query request to the user.

The second terminal 150 receives a response from the user to use the service information being used and informs the service server 500.

The service server 500 receives a response to use the service information being used from the second terminal 150, and accordingly provides the corresponding service information to the second terminal 150.

 In this case, the service information used by the user provided by the service server 500 is provided based on the service providing state information generated at the time of termination of access of the first terminal. That is, the service information thereafter is provided from the time of disconnection of the first terminal.

Such a network service providing system has a great advantage of providing convenience to a user by providing continuity of services when a user wants to receive a specific service using different terminals based on systematic profile information.

The embodiments of the present invention described above are not implemented only through the apparatus and the method, but may be implemented through a program for realizing a function corresponding to the configuration of the embodiment of the present invention or a recording medium on which the program is recorded. Implementations can be easily implemented by those skilled in the art from the description of the above-described embodiments.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, It belongs to the scope of right.

By the above-described configuration, the network service providing system can systematically define and store profile information necessary to provide various services, thereby providing an effective network continuity for network use and an efficient service continuity for service use. .

In addition, according to service continuity and network interoperability, it is possible to expect an effect of increasing the user's convenience according to the use of the next generation network.

Claims (9)

Is connected to a first network and, upon receiving the first network connection request from a first terminal, authenticates the user based on the previously stored first profile information to approve the first network connection of the first terminal; A first management system; Connected to a second network, and upon receiving the second network connection request from a second terminal, authenticates the user based on previously stored second profile information to approve the second network connection of the second terminal; A second management system; And Is connected to a third network, receives a service request from the first terminal connected through the first network, authenticates the user based on previously stored third profile information, and then provides specific service information to the first terminal. Provides, the specific service provision state information in the third profile information according to the disconnection of the first terminal, and for the user according to the service request of the second terminal connected through the second network. A service server configured to provide the service information to the second terminal based on the specific service provision state information after authentication; The first profile information, the second profile information, and the third profile information each include a user profile including a user identification number, user attribute information, presence information, subscription service information, service information, and billing information. and, The service server stores the specific service provision state information in the user profile of the third profile information. Network service providing system, characterized in that. delete The method of claim 1, The first profile information and the second profile information, The device profile including device identification number, device attribute information, applicable service type, static information, dynamic information, configuration management information, software information and status information; And The service profile further includes a service identification number and service attribute information. The user profile of the first profile information and the user file of the second profile information further include location information and session information. Network service providing system, characterized in that. The method of claim 1, The third profile information, The device profile including device identification number, device attribute information, applicable service type, static information, dynamic information, configuration management information, software information and status information; And The service profile including a service identification number and service attribute information Network service providing system further comprising. The method according to any one of claims 1, 3 or 4, A first database managed by the first management system, the first database storing the first profile information; A second database managed by the second management system, the second database storing the second profile information; And A third database managed by the service server and storing the third profile information Network service providing system further comprising. A method of providing a network service according to a request of a user by a first terminal connected to a first network, a second terminal connected to a second network, and a service server connected through a third network, a) receiving a first service information request from the first terminal and authenticating the user based on previously stored profile information; b) if the authentication is successful, providing service information to the first terminal; c) receiving connection termination from the first terminal and storing service providing state information on the provided service information in the profile information; d) receiving the service information from the second terminal and authenticating the user based on the profile information; e) if the authentication is successful, searching based on the profile information whether there is the service information that the user was using; And f) providing the service information to the second terminal when there is the service providing state information stored in the profile information that the user was using according to the search; The profile information includes a user profile including a user identification number, user attribute information, presence information, subscription service information, service information, and billing information. The service server stores the service provision state information in the user profile of the profile information. Network service providing method, characterized in that. The method of claim 6, F) step, f-1) according to the search, when the service providing state information is stored in the profile information, generating a query request asking whether to use the service information and transmitting it to the second terminal; And f-2) receiving a response to receive the service information from the second terminal and providing the service information to the second terminal Network service providing method comprising a. The method of claim 7, wherein In step f-2), And the service information provided to the second terminal is provided based on the service provision state information. 9. The method according to any one of claims 6 to 8, The profile information, A device profile including device identification number, device attribute information, applicable service type, static information, dynamic information, configuration management information, software information and status information; And Service profile including service identification number and service attribute information Network service providing method further comprising.

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