KR20050034197A - System and method for call forwarding service in next generation network - Google Patents

Abstract

The present invention relates to a call forwarding service system and method in a next-generation communication network, and in particular, to register the call forwarding service information as a service for subscribers in the next-generation communication network to set a representative phone number for the roaming phone number and to make a call for the roaming phone number. The present invention relates to a call forwarding service system and method in a next-generation communication network that provides a call forwarding service differentiated for each individual by forwarding a call to a receiving call for a representative telephone number.

The present invention provides a calling unit for generating and calling outgoing calls corresponding to roaming telephone numbers; A called unit for registering a call forwarding service information and setting up a call forwarding service to a representative phone number with respect to the roaming phone number; A soft switch that analyzes the outgoing call, determines whether the subscriber is a call forwarding service subscriber based on the call forwarding service information, determines a service level, and instructs connection to the incoming call corresponding to the representative telephone number; A server unit having a database relating to the call forwarding service information; And a receiving unit for receiving the received call and providing a call forwarding service differentiated for each recipient according to the service level.

Description

System and Method For Call Forwarding Service In Next Generation Network

The present invention relates to a system and method for Call Forwarding Service (NGN) in Next Generation Network (NGN). In particular, the present invention registers call forwarding service information as a service for subscribers in the Next Generation Network to represent a roaming phone number. The present invention relates to a call forwarding service system and method in a next-generation communication network that provides a differentiated call forwarding service for each individual by setting a phone number and converting an outgoing call for a corresponding roaming phone number to a receiving call for a representative phone number.

In general, next-generation communication network is a next-generation communication that integrates existing general telephone, wireless telephone, and Internet network into one packet structure, and has open modular standard protocol and open interface. It is suitable for employees' needs, has the advantages of flexibility, flexibility and low cost, and web-based information such as news, diaries, stock quotes and account balances can be obtained by simple voice message or phone anytime and anywhere. And, the call forwarding service refers to a service that connects to a fixed line telephone or a mobile telephone that is designated in advance when a call is received when a subscriber sets a specific telephone number in advance.

Conventional landline subscribers can receive a simple call connection service by receiving a representative telephone number when applying for service to a service provider. That is, the subscriber can apply for the representative phone number service to the service provider and receive the call transfer service to the forwarded phone number.

As described above, the conventional landline subscribers can provide only the simple call forwarding technology when using the representative phone number service, and thus, there are limitations in providing various additional services, and in particular, it is an important role in modern life. Problems in not being able to connect to multimedia message service (MMS) or mail which do not meet new service needs, and provide different call forwarding service for each individual such as different ringtone for one phone There is this.

In order to solve the problems described above, an object of the present invention is to register the call forwarding service information as a service for the subscriber in the next-generation communication network to set the representative phone number for the roaming phone number and the outgoing call for the roaming phone number Call forwarding to the incoming call for the main phone number to provide a differentiated call forwarding service for each individual.

In order to solve the above object, in the next-generation communication network of the present invention, the call forwarding service system comprises: a calling unit for generating and calling outgoing calls corresponding to roaming telephone numbers; A called unit for registering a call forwarding service information and setting up a call forwarding service to a representative phone number with respect to the roaming phone number; A soft switch that analyzes the outgoing call, determines whether the subscriber is a call forwarding service subscriber based on the call forwarding service information, determines a service level, and instructs connection to the incoming call corresponding to the representative telephone number; A server unit having a database relating to the call forwarding service information; And a receiving unit for receiving the received call and providing a call forwarding service differentiated for each recipient according to the service level.

In addition, in the next-generation communication network of the present invention, a call forwarding service method includes: receiving a call forwarding service information and setting up a database of call forwarding service information to set up a call forwarding service using a representative telephone number; And a step of providing a call forwarding service differentiated for each recipient by connecting a call corresponding to the representative phone number based on the call forwarding service information.

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

First, a call forwarding service system in a next generation communication network according to an embodiment of the present invention will be described with reference to FIG. 1.

1 is a diagram illustrating a call forwarding service system in a next generation communication network according to an embodiment of the present invention.

In the next-generation communication network according to an embodiment of the present invention, the call forwarding service system includes a transmitter 100, a receiver 200, a receiver 300, a soft switch 400, and a server 500.

The calling unit 100 generates and sends an outgoing call corresponding to a roaming phone number, and the called unit 200 registers call forwarding service information to provide a call forwarding service to a representative phone number with respect to the roaming phone number. Set, the soft switch 400 analyzes the outgoing call to determine whether the subscriber is a call forwarding service subscriber based on the call forwarding service information to determine the service level and command the connection to the incoming call corresponding to the representative phone number The server unit 500 includes a database of the call forwarding service information, and the receiver 300 receives the received call and provides a call forwarding service differentiated for each recipient according to the service level. At this time, the receiver of the receiver 200 and the receiver of the receiver 300 may or may not be the same person.

The transmitter 100 includes an NGN subscriber block 110, a public switched telephone network (PSTN) PSTN subscriber block 120, and a mobile communication subscriber block 130.

Here, the NGN subscriber block 110 generates and sends the outgoing call by using the NGN service, and receives the NGN service and generates an outgoing call corresponding to the outgoing NGN subscriber station 131 and the outgoing call. And an outgoing access gateway 112 that connects traffic and signals to the softswitch 400 via an NGN backbone network.

The PSTN subscriber block 120 generates and sends the outgoing call by using the PSTN service. The outgoing PSTN subscriber station 121 generates the outgoing call by receiving the PSTN service and makes the outgoing call through a general telephone network. The trunk gateway 123 connecting traffic corresponding to the call to the soft switch 400 through the NGN backbone network and the signaling gateway connecting the signal corresponding to the outgoing call to the soft switch 400 through the NGN backbone network. And 122.

The mobile subscriber block 130 generates and sends the outgoing call by using a mobile communication service. The outgoing mobile subscriber station 131 receives the mobile communication service, generates the outgoing call, and sends it through a mobile communication network. ), The trunk gateway 133 connecting the traffic corresponding to the outgoing call to the softswitch 400 through the NGN backbone network and the signal corresponding to the outgoing call to the softswitch 400 through the NGN backbone network. It comprises a signaling gateway 132 to connect.

Meanwhile, the called party 200 receives the call forwarding service information from the called party through the called NGN subscriber station 211 and registers it with the server 500 through the called access gateway 212.

In addition, the server unit 500 includes a call forwarding service server (EUNM server: Telephone Number Mapping Server) 510 and an additional service server 520. The call forwarding service server 510 includes a call forwarding service. The additional service server 520 is provided with an information table for providing an additional service related to the call forwarding service, for example, a media server 521 having a ring tone sound source, and a mail server 522 used for mail transmission. Etc. are included.

In addition, the receiving unit 300 receives the received call through the NGN backbone network and the receiving access gateway 312 and provides a call forwarding service differentiated for each individual according to the service level of the receiver from the receiving NGN subscriber station 311. . Here, the call forwarding service provided by the receiving NGN subscriber station 311 includes a ring tone service, an e-mail service, an MMS service, etc. differentiated for each individual.

Hereinafter, a call forwarding service information table provided in the call forwarding service server 510 will be described with reference to FIG. 2.

2 is a diagram illustrating a call forwarding service information table according to an embodiment of the present invention.

The call forwarding service information table includes a representative telephone number field, a recipient field, a roaming telephone number field, a ringtone field, an e-mail field, an MMS field, and other service fields, wherein the representative telephone number field is the roaming telephone number. Indicates a representative telephone number to be forwarded to, and the recipient field indicates a recipient who receives a reception call corresponding to the representative telephone number as a subscriber of the roaming telephone number, and the roaming telephone number field indicates the roaming telephone to which the receiver has subscribed. Number, ringtone field indicates the ringtone sound for each recipient, E-mail field indicates whether to subscribe to the E-mail service for each recipient, MMS field indicates whether to subscribe to the MMS service for each recipient, and other services Field indicates whether or not to subscribe to other supplementary services.

Hereinafter, a call forwarding service method in a next generation communication network according to an embodiment of the present invention will be described with reference to FIG. 3.

3 is a flowchart illustrating a call forwarding service method in a next-generation communication network according to an exemplary embodiment of the present invention.

The server unit 500 receives the call forwarding service information from the called party, the NGN subscriber, sets up a database of the call forwarding service information, and sets up the call forwarding service using the representative phone number (S310). When the NGN subscriber sets up the call forwarding service, the NGN subscriber supports the telephone web service for convenient music setting, and when the service is set up through the web, the NGN subscriber enters an ID and password to be authenticated and edits ( EDIT), you can add and delete ringtones and edit them. When you set up a service by phone, you can first authenticate your password and set up call connection and music by following the server's instructions.

Accordingly, the soft switch 400 connects the incoming call corresponding to the representative phone number based on the call forwarding service information and provides a differentiated call forwarding service for each recipient (S320).

Hereinafter, the call forwarding service setting process (S310) will be described with reference to FIG. 4.

4 is a flowchart illustrating a call forwarding service setting process in FIG. 3.

First, the server unit 500 receives the call forwarding service information from the called party (S311).

At this time, the server 500 sets the call forwarding service information table in the call forwarding service server 510 according to the input information (S312).

In addition, the server 500 sets an additional service in the additional service server 520 based on the call forwarding service information table (S313). For example, the mail server 522 sets the E-mail service among the additional services, and the media server 521 sets the MMS service among the additional services.

Hereinafter, the call forwarding service providing process (S320) will be described with reference to FIG. 5.

FIG. 5 is a flowchart illustrating a call forwarding service providing process in FIG. 3.

The caller generates the outgoing call corresponding to the roaming telephone number by using the NGN service, the PSTN service, the mobile communication service, and the like in the calling subscriber terminals 111, 121, and 131 of the calling part 100. , 132, 133 through the NGN backbone network to the call destination 200 (S321).

At this time, the soft switch 400 receives the outgoing call (S322), and analyzes the outgoing call to search the forwarding service information table provided in the forwarding service server 510 to determine whether the called party is a forwarding service subscriber. (S323).

As a result of the determination (S323), when the called party is not a call forwarding service subscriber, the soft switch 400 instructs the connection to the incoming call corresponding to the called party's phone number in the same manner as the general case (S324). Accordingly, the called party receives the incoming call.

On the other hand, in the determination result (S323), when the called party is a call forwarding service subscriber, the soft switch 400 searches the call forwarding service information table to determine a service level (325) and corresponds to the representative telephone number. In operation 326, the connection to the received call is ordered.

Accordingly, the receiving NGN subscriber station 311 of the receiving unit 300 receives the received call through the NGN backbone network and the receiving access gateway 312 (S327), and the call forward differentiated for each recipient according to the service level Provide a service (S328). For example, in the call forwarding service information table of FIG. 2, when a call is made to the roaming phone number "031-450-1000", the call forwarding is performed to the representative phone number "031-450-7199", and the receiver 1 accordingly has a ring tone sound source. 1, E-mail service, MMS service, etc., while the roaming phone number "031-450-2000" when the call is forwarded to the main phone number "031-450-7199" and accordingly the recipient 2 is provided with a ringtone sound source 2 and the like. Therefore, the receiver 1 and the receiver 2 receive the incoming call through the same representative phone number, but the ringtones are different and the additional services are also different, so that the call forwarding service can be differentiated for each individual. In this case, the recipient may or may not be the same person as the called party.If the called person is the same person, the call forwarding service is provided to the recipient by the representative phone number set by the called party.If not, the called party is set as the other person. One representative phone number allows the recipient to receive call forwarding services.

In addition, the embodiment according to the present invention is not limited to the above-mentioned, and can be implemented by various alternatives, modifications, and changes within the scope apparent to those skilled in the art.

As described above, the present invention integrates several outgoing calls through the same representative phone number, and can provide a call forwarding service reflecting mobility to the called party when the called party is the same as the called party. It is possible to provide differentiated call forwarding service for each individual through office phone, mobile phone, E-mail, MMS, etc., and provides operators with additional profitability by increasing call volume and competitiveness by diversifying bundling service. .

1 is a diagram illustrating a call forwarding service system in a next generation communication network according to an embodiment of the present invention.

2 is a diagram illustrating a call forwarding service information table according to an embodiment of the present invention.

3 is a flowchart illustrating a call forwarding service method in a next-generation communication network according to an exemplary embodiment of the present invention.

FIG. 4 is a flowchart illustrating a call forwarding service setting process of FIG. 3.

FIG. 5 is a flowchart illustrating a call forwarding service providing process of FIG. 3. FIG.

Explanation of symbols on the main parts of the drawings

100: transmitter 110: NGN subscriber block

120: PSTN subscriber block 130: mobile communication subscriber block

200: receiver 300: receiver

400: soft switch 500: server

510: call forwarding service server 520: additional service server

521: media server 522: mail server

Claims (11)

A calling unit for generating and calling outgoing calls corresponding to roaming telephone numbers; A called unit for registering a call forwarding service information and setting up a call forwarding service to a representative phone number with respect to the roaming phone number; A soft switch that analyzes the outgoing call, determines whether the subscriber is a call forwarding service subscriber based on the call forwarding service information, determines a service level, and instructs connection to the incoming call corresponding to the representative telephone number; A server unit having a database relating to the call forwarding service information; Call forwarding service system in the next generation communication network comprising a receiving unit for receiving the incoming call to provide a call forwarding service differentiated for each recipient according to the service level. The method of claim 1, The server unit, A call forwarding service server having a call forwarding service information table; Call forwarding service system in a next-generation communication network, characterized in that it comprises an additional service server for providing an additional service for the forwarding service. The method of claim 2, The forwarding service information table, A representative telephone number field indicating a representative telephone number to which the roaming telephone number is to be forwarded to, a receiver field indicating a recipient who receives a reception call corresponding to the representative telephone number as a subscriber of the roaming telephone number, and the roaming to which the receiver has subscribed A roaming phone number field indicating a telephone number, a ringing field indicating a ringing tone for each recipient, an e-mail field indicating whether to subscribe to an e-mail service for each recipient, an MMS field indicating whether to subscribe to an MMS service for each recipient, and Call forwarding service system in a next-generation communication network, characterized in that it comprises the other service field indicating whether or not to subscribe to the additional service. The method of claim 2, The additional service server, A media server having a ringtone sound source; Call forwarding service system in the next-generation communication network, characterized in that made including a mail server used for sending mail. The method of claim 1, The call forwarding service, Call forwarding service system in a next-generation communication network comprising a ringtone service. The method of claim 5, wherein The call forwarding service, Call forwarding service system in the next-generation communication network, characterized in that further comprises any one of the e-mail service or MMS service. The method of claim 5, wherein The call forwarding service, Call forwarding service system in the next-generation communication network, characterized in that further comprises an E-mail service and MMS service. Receiving a call forwarding service information and setting up a database of call forwarding service information to set up a call forwarding service using a representative telephone number; Call forwarding service method in the next generation communication network comprising the step of providing a call forwarding service differentiated for each recipient by connecting the incoming call corresponding to the representative phone number based on the call forwarding service information. The method of claim 8, The forwarding service setting process, Receiving the call forwarding service information; Setting a call forwarding service information table according to the input information; And setting an additional service based on the forwarding service information table. The method of claim 8, The call forwarding service providing process, Generating and originating an outgoing call corresponding to a roaming telephone number using an NGN service, a PSTN service, or a mobile communication service; Analyzing the received outgoing call and searching the call forwarding service information table to determine whether the called party is a call forwarding service subscriber;  If the called party is a call forwarding service subscriber, searching for the call forwarding service information table to determine a service level and instructing a connection to an incoming call corresponding to a representative telephone number; And receiving the incoming call and providing a call forwarding service differentiated for each recipient according to the service level. The method of claim 10, And when the called party is not a call forwarding service subscriber, instructing connection to a received call corresponding to the telephone number of the called party.