KR20110108676A - System and method for providing multimedia caller information display service - Google Patents

Abstract

The present invention relates to a system and a method for providing a multimedia caller information display service for providing information of a caller who has originated a call to a called party when a call is established between an IP terminal and a mobile communication terminal.
To this end, in the present invention, the content providing server provided in the Internet network and the content providing server provided in the mobile communication network share content information through real time synchronization, and are provided in the caller display information management server and the mobile communication network provided in the Internet network. The caller ID information management server, through real-time synchronization, identifies the subscriber network subscriber's identification information subscribed to the caller ID service, the URL information where the multimedia content becomes the subscriber's caller ID information, and the identification information of the multimedia content. When the IP terminal transmits a call to the mobile communication terminal, the mobile communication terminal accesses the content providing server provided in the mobile communication network, downloads the multimedia content of the IP terminal setting, and displays it as caller information during the call waiting time. The mobile communication terminal calls the IP terminal. When calling, the IP terminal is preferably configured to access the content providing server provided in the Internet network, download the multimedia content of the mobile communication terminal settings and display it as caller information during the call waiting time.
Accordingly, the present invention can provide caller information to the called party even when a call is established between the IP terminal and the mobile communication terminal.

Description

System and method for providing multimedia caller information display service {SYSTEM AND METHOD FOR PROVIDING MULTIMEDIA CALLER INFORMATION DISPLAY SERVICE}

The present invention relates to a system and method for providing a multimedia caller information display service. In particular, the present invention provides a system for providing a multimedia caller information display service for providing information of a caller who has sent a call to a called party when a call is established between an IP terminal and a mobile communication terminal. And to a method.

In general, Internet telephones are based on Voice over Internet Protocol (VoIP) communication technology, which converts voice data into Internet protocol data packets and transmits and receives them, and transmits voice data through an Internet network (IP network). Compared to the case of using a network, the usage fee is low, and the transmission standard of SIP (Session Initiation Protocol) can be used to transmit not only voice but also images.

Due to the advantages described above, PSTN subscribers are gradually decreasing and Internet telephone subscribers are gradually increasing.

As such, as the number of Internet telephone subscribers increases, calls between mobile communication terminals and Internet telephone terminals (IP terminals) also increase day by day.

The present invention has been made in accordance with this trend, and provides a system and method for providing a multimedia caller information display service for providing caller information to a called party by using multimedia contents when establishing a call between a wired / wireless IP terminal and a circuit mobile communication terminal. Has its purpose.

The multimedia caller information display service providing system according to the first aspect of the present invention for achieving the above object stores the multimedia content that is the caller display information of the Internet telephone subscriber and the mobile communication subscriber subscribed to the caller information display service and A content providing server which provides, as caller indication information, multimedia contents registered corresponding to the URL to a called terminal connected using specific URL information; A caller display information management server which maps and stores URL information, multimedia information which is the caller display information of the Internet telephone subscriber and the mobile communication subscriber, identification information of the multimedia content and the subscriber identification information; After the call setup request message received from the IP terminal attempting to make a call to the mobile communication terminal is transmitted to the caller indication information management server through service triggering, the caller information indication service subscription information of the IP terminal from the caller indication information management server. A SIP server for receiving the added call establishment request message and transmitting the added call establishment request message to the mobile communication network; After requesting the caller indication information to the caller indication information management server according to the location information request of the gateway exchange, receiving the URL information in which the multimedia content that is the caller indication information of the IP terminal is registered and the identification information of the multimedia content, An HLR for transmitting the URL information and the multimedia content identification information together when requesting routing information from a mobile communication exchange that is a destination exchange; In response to a call setup request message received from the gateway exchange, when the call setup message is transmitted to the mobile communication terminal, comprising a mobile communication exchange for transmitting the URL information and multimedia content identification information received from the HLR together. desirable.

On the other hand, the method for providing a multimedia caller information display service according to the second aspect of the present invention, the caller display information management server in the SIP server receives a call setup request message from the IP terminal according to the outgoing call attempted by the IP terminal to the mobile communication terminal A call setup request message transmission step of adding caller information indication subscription information of the IP terminal to the call setup request message and transmitting the same to the gateway exchange of a mobile communication network; After receiving the location information from the gateway exchange, through the caller indication information management server, the URL information in which the multimedia content, which is the caller indication information of the IP terminal, is registered and the identification information of the multimedia content is obtained. A caller indication information transmitting step of transmitting the URL information and the multimedia content identification information together when requesting routing information from a mobile communication exchange which is an exchange; The URL information received from the HLR when the gateway exchange receiving the location information from the HLR transmits a call setup request message to the mobile communication exchange and the mobile communication exchange transmits a call setup message to the mobile communication terminal. And transmitting a call setup message for transmitting multimedia content identification information. And a caller information display process of accessing a content providing server with the URL information from the mobile communication terminal, downloading the multimedia content of the caller setting corresponding to the URL information, and displaying the caller information during call waiting time. desirable.

On the other hand, the method for providing a multimedia caller information display service according to the third aspect of the present invention, through the HLR in the mobile communication exchange receiving a call setup request message from the mobile communication terminal according to the outgoing call attempted by the mobile communication terminal to the IP terminal; A call setup request for checking whether the mobile communication terminal is subscribed to a caller information display service and adding caller information display service subscription information of the mobile communication terminal to the call setup request message and transmitting it to a gateway of an internet network. Message transmission process; The SIP server receiving the call setup request message through the gateway registers the multimedia content, which is the caller display information of the mobile communication terminal, from the caller display information management server using the caller identification information included in the call setup request message. Transmitting caller indication information for securing the URL information and the identification information of the multimedia content and transmitting the identification information to the IP terminal as a called terminal; And a caller information display process of accessing a content providing server from the IP terminal to the content providing server, downloading the multimedia content of the caller setting corresponding to the URL information, and displaying the caller information during call waiting time. Do.

According to the system and method for providing multimedia caller information display service of the present invention, caller information can be provided to a called party even when a call is established between an IP terminal and a mobile communication terminal.

1 is a view schematically showing the configuration of a system for providing a multimedia caller information display service according to an embodiment of the present invention.
2 is a process for explaining a multimedia caller information display service providing method according to an embodiment of the present invention.
3 is a process for explaining a multimedia caller information display service providing method according to another embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail a system and method for providing a multimedia caller information display service according to an embodiment of the present invention.

1 is a diagram schematically illustrating a configuration of a system for providing a multimedia caller information display service according to an embodiment of the present invention.

In FIG. 1, the content providing server 10 stores multimedia content that is caller indication information of Internet telephone subscribers and mobile communication subscribers subscribed to the caller information display service, and then stores specific Uniform Resource Locator (URL) information. Provides the caller display information of the multimedia content registered in correspondence to the corresponding URL to the called terminal connected.

As described above, the content providing server 10 may be provided as a single server or configured for each network. When the content providing server 10 is configured for each network, as shown in FIG. 1, the first content providing server 10-1 is provided in the Internet network and the second content providing server 10-2 is provided in the mobile communication network. Are each provided, and the first content providing server 10-1 and the second content providing server 10-2 share content information through real time synchronization.

Meanwhile, the caller indication information management server 20 registers subscriber identification information for each Internet phone subscriber and mobile communication subscriber subscribed to the caller information indication service and URL information in which multimedia content to be used as caller indication information set by the subscriber is registered. And store identification information of the corresponding multimedia content.

The above-mentioned caller display information management server 20 may include a first caller display information management server 20-1 provided in the Internet network and a second caller display information management server 20-2 provided in the mobile communication network. In addition, when a call is received from the other party's network, the first caller indication information management server 20-1 and the second caller indication information management server 20-2 are connected to the caller indication information of the other party's network subscriber who is the caller through real time interworking. It is desirable to share identification information of the multimedia content.

Here, the first caller indication information management server 20-1 provided in the Internet network calls the call establishment request message for the outgoing call attempted by the IP terminal 30 to the mobile communication terminal 90 from the SIP server 40 (INVITE). Message), check whether the IP terminal 30 that attempted to make the call is subscribed to the caller information display service based on the caller identification information included in the call setup request message (INVITE message), If the IP terminal 30 is subscribed to the caller information display service, the information indicating that the IP terminal 30 is subscribed to the caller information display service in the header of the call setup request message (INVITE message), that is, the caller information display service subscription information. Add, and send it back to the SIP server 40.

In addition, the first caller indication information management server 20-1 provided in the Internet network may request a call setup request message for an outgoing call attempted by the mobile communication terminal 90 from the SIP server 40 to the IP terminal 30 (INVITE). Message), on the basis of the caller identification information included in the call setup request message (INVITE message), confirms whether the IP terminal 30, which is the called terminal, has multimedia processing capability, and then, based on the caller identification information, 2 After requesting the identification information of the multimedia content that becomes the caller display information of the mobile communication terminal 90 that attempted to make a call to the caller display information management server 20-2, the second caller display information management server 20-2 is requested. Upon receiving the multimedia content identification information, the first caller display information management server 20-1 may process the multimedia content identification information received from the second caller display information management server 20-2. After changing the matt, by including the altered multimedia contents identification information and the URL information, which is corresponding to the call setup request message (INVITE message) and transmits it to the SIP server 40.

On the other hand, when the second caller indication information management server 20-2 provided in the mobile communication network receives the caller indication information request from the HLR 70, the called terminal based on the caller identification information received together with the caller indication information request. The first caller display information management server 20-which checks whether the mobile communication terminal 90 has multimedia processing capability and stores multimedia content identification information of the IP terminal 30 which is the calling terminal based on the caller identification information. 1) After requesting the identification information of the multimedia content that becomes the caller indication information of the IP terminal 30 that attempted to make a call, and receiving the multimedia content identification information from the first caller indication information management server 20-1, The multimedia content identification information received from the caller ID information management server 20-1 is converted into a format that can be processed by the second caller ID information management server 20-1. After the change, the changed multimedia content identification information and the corresponding URL information are transmitted to the HLR 70 in response to the caller indication information request.

Meanwhile, the IP terminal 30 attempts to make a call according to a request of a terminal user who wants to talk to the mobile communication terminal 90 and transmits a call setup request message (INVITE message) to the SIP server 40.

In addition, when the IP terminal 30 receives a call setup request message (INVITE message) including caller indication information (URL information and multimedia content identification information) from the SIP server 40, the call setup request message (INVITE message) is received. After connecting to the first content providing server 10-1 based on the URL information included as the caller display information in, the caller setting corresponding to the URL information is connected from the connected first content providing server 10-1. The multimedia content (eg, image file, flash file, video file, etc.) is downloaded, and the downloaded multimedia content is provided to the terminal user as caller information during call waiting time.

The SIP (Session Initiation Protocol) server 40 receives a call setup request message (INVITE message) transmitted by the IP terminal 30 as the IP terminal 30 attempts to make a call to the mobile communication terminal 90. If the IP terminal 30 checks whether the IP terminal 30 is subscribed to the caller information display service based on the caller identification information, the first caller indication information management server 20 performs a service triggering procedure based on the service profile. -1) a call setup request message (INVITE message) and a call setup request message (INVITE) to which caller information display service subscription information of IP terminal 30 is added by the first caller indication information management server 20-1. Message) and transmits it to the gateway 50.

In addition, when the SIP server 40 receives the call setup request message (INVITE message) from the mobile communication network through the gateway 50, the SIP server 40 uses the caller identification information included in the call setup request message (INVITE message). 1 URL information in which the multimedia content, which is the caller display information of the mobile communication terminal 90, which is the originating terminal, from the caller display information management server 20-1 is registered and the identification information of the multimedia content is secured, and the secured URL information And the multimedia content identification information are included in the call setup request message (INVITE message) and transmitted to the IP terminal 30 serving as the called terminal.

On the other hand, the gateway 50 is a call setup request message (IAM (Initial Address Message) of ISUP (ISDN User Part) format) that can process the call setup request message (INVITE message) received from the SIP server 40 in the mobile communication network Message), and the call setup request (IAM message) received from the gateway switch 60 of the mobile communication network and processed by the Internet network can be processed in the SIP format call setup request. The message is converted into an INVITE message and transmitted to the SIP server 40.

When the gateway exchange 60 receives the call setup request message (IAM message) from the gateway 50 of the Internet network, the HRC uses the caller identification information and the called party identification information included in the call setup request message (IAM message). Request location information for the mobile communication terminal 90, which is the called terminal, to the Home Location Register 70, and include the location information received from the HLR 70 in response to the call setup request message (IAM message). To the mobile communication exchange 80 which is the called side exchange.

When the HLR 70 receives the position information on the mobile communication terminal 90 from the gateway switch 60, the second caller indication information management server 20-2 based on the caller identification information received from the gateway switch 60. URL information in which the multimedia content, which is the caller indication information of the IP terminal 30, which is the calling terminal, is registered from the second caller indication information management server 20-2, is requested. The information is provided as caller indication information, and the location information of the mobile communication terminal 90 is queried based on the caller identification information received from the gateway exchange 60, and routing information is sent to the mobile communication exchange 80 which is the called exchange. request. Here, when the HLR 70 requests routing information from the mobile communication exchange 80, the URL information and the multimedia content of which the multimedia content, which is the caller indication information of the IP terminal 30, is registered to the mobile communication exchange 80 is registered. Pass identification information.

The HLR 70 receives the routing information from the mobile communication exchange 80 in response to the routing information request, and transmits the routing information to the gateway exchange 60 in response to the location information request.

On the other hand, when the mobile communication exchange 80 receives a call setup message (Setup message) transmitted by the mobile communication terminal 90 as the mobile communication terminal 90 attempts to make a call to the IP terminal 30, the HLR After checking whether the mobile communication terminal 90 is subscribed to the caller information display service through 70, if the mobile communication terminal 90 is subscribed to the caller information display service, a call setup request message (IAM message). ) Is added to the information indicating that the mobile communication terminal 90 is subscribed to the caller information display service, that is, the caller information display service subscription information, and transmits it to the gateway switch 60.

Meanwhile, the mobile communication terminal 90 attempts to make a call according to a request of a terminal user who wants to make a call with the IP terminal 30, and transmits a call setup message (Setup message) to the mobile communication exchange 80.

In addition, when the mobile communication terminal 90 receives a call setup message (Setup message) including caller indication information (URL information and multimedia content identification information) from the mobile communication exchange 80, a call setup message (Setup message) After connecting to the second content providing server 10-2 based on the URL information included as the caller display information in, the caller setting corresponding to the URL information is connected from the connected second content providing server 10-2. Download the multimedia content and provide the downloaded multimedia content to the terminal user as caller information during the call waiting time.

2 is a flowchart illustrating a method for providing a multimedia caller information display service according to an embodiment of the present invention, which is a call processing diagram when the IP terminal 30 attempts to make a call to the mobile communication terminal 90.

First, the IP terminal 30 attempts to make a call according to a request of a terminal user who wants to talk to the mobile communication terminal 90, and transmits a call setup request message (INVITE message) to the SIP server 40 (S10). ).

The SIP server 40, which has received the call setup request message (INVITE message) from the IP terminal 30 through the process S10, determines whether the IP terminal 30 is subscribed to the caller information display service based on the caller identification information. If the IP terminal 30 is subscribed to the caller information display service by checking, a call setting request message to the first caller display information management server 20-1 is performed by performing a service triggering procedure based on the service profile content (INVITE message). ) Is transmitted (S12).

The first caller indication information management server 20-1 receiving the call setup request message (INVITE message) from the SIP server 40 through the process S12 described above is called by the IP terminal 30 based on the caller identification information. If the IP terminal 30 is subscribed to the caller information display service, if the IP terminal 30 is subscribed to the caller information display service, the IP terminal 30 is called from the header of the call setup request message (INVITE message). The caller information display service subscription information indicating that the information display service is subscribed is included and transmitted to the SIP server 40 (S14).

The SIP server 40 which has received the call setup request message (INVITE message) from the first caller indication information management server 20-1 through the above step S14 transmits the received call setup request message (INVITE message) to the gateway 50. (S16).

The gateway 50 which has received the call setup request message (INVITE message) from the SIP server 40 through the above process S16 may process the received call setup request message (INVITE message) in the mobile communication network. It converts the configuration request message (IAM message) and transmits it to the gateway switch 60 of the mobile communication network (S18).

On the other hand, the gateway switch 60 that receives the call setup request message (IAM message) from the gateway 50 through the above process S18 and requests the location information of the mobile communication terminal 90 that is the destination terminal to the HLR (70) In operation S20, the HLR 70, which has received the location information of the mobile communication terminal 90 from the gateway switch 60, uses the caller identification information received when the location information is requested from the gateway switch 60. The caller indication information management server 20-2 requests the caller indication information (S22).

The second caller indication information management server 20-2, which has received the caller indication information from the HLR 70 through the process S22, based on the caller identification information received from the HLR 70, the IP terminal 30 which is the calling terminal. After requesting the identification information of the multimedia content to be the caller display information of the IP terminal 30 that attempted to make a call to the first caller display information management server 20-1 in which the multimedia content identification information of FIG. In response, multimedia content identification information is received from the first caller indication information management server 20-1 (S26).

Thereafter, the second caller display information management server 20-2 may transmit the multimedia content identification information received from the first caller display information management server 20-1 to the second caller display information management server 20 through step S26. After changing the format to -1), the changed multimedia content identification information and the corresponding URL information are transmitted to the HLR 70 in response to the caller indication information request (S28).

Upon receiving the response to the caller indication information request through the process S28, the HLR 70 transfers the location information of the mobile communication terminal 90 to the called party identification information received when the location information is requested from the gateway switch 60. Inquiry is made to request routing information to the mobile communication exchange 80 which is the destination side exchange (S30).

When the routing information is requested to the mobile communication switch 80 in the process S30, the HLR 70 receives the URL information received as the caller display information from the second caller indication information management server 20-2 through the process S28. And multimedia content identification information together.

The HLR 70 requesting routing information to the mobile communication exchange 80 through the process S30 is provided with a response (MSRN / TLDN) to the request for routing information from the mobile communication exchange 80 (S32), and the location information. In response to the request, it transmits to the gateway switch 60 (S34).

The gateway switch 60, which has received the location information from the HLR 70 through the process S34, transmits a call setup request message (IAM message) to the mobile communication switch 80 which is the destination exchange (S36), and the mobile communication. The exchange 80 transmits a call setup message (Setup message) to the mobile communication terminal 90 based on the routing information (S38).

When the mobile communication exchange 80 transmits a call setup message (Setup message) to the mobile communication terminal 90 in step S38, when the routing information is requested from the HLR 70 through step S30, URL information and multimedia content identification information are transmitted together.

The mobile communication terminal 90 receiving the call setup message (Setup message) from the mobile communication switch 80 through the above-described process S38 is provided in the mobile communication network using URL information included in the call setup message (Setup message). Accesses the second content providing server 10-2 (S40), downloads the multimedia content of the caller (IP terminal) setting corresponding to the corresponding URL information, and displays it as caller information during the call waiting time (S42). .

3 is a flowchart illustrating a method for providing a multimedia caller information display service according to another embodiment of the present invention, which is a call processing diagram when the mobile communication terminal 90 attempts to make a call to the IP terminal 30.

First, the mobile communication terminal 90 attempts to make a call according to a request of a terminal user who wants to talk to the IP terminal 30, and transmits a call setup message (Setup message) to the mobile communication exchange 80 (S50). ).

The mobile communication exchange 80 receiving the call setup request message (Setup message) from the mobile communication terminal 90 through the above-described process S50 subscribes the mobile communication terminal 90 to the caller information display service through the HLR 70. The mobile communication terminal 90 is subscribed to the caller information display service, indicating that the mobile communication terminal 90 is subscribed to the caller information display service in a call setup request message (IAM message). The caller information display service subscription information is included and transmitted to the gateway switch 60 (S52).

The gateway switch 60 that receives the call setup request message (IAM message) from the mobile communication switch 80 through the process S52 transmits the received call setup request message (IAM message) to the gateway 50 of the Internet network. (S54).

The gateway 50 which has received the call setup request message (IAM message) from the gateway switch 60 through the process S54 described above may call the SIP format to process the received call setup request message (IAM message) on the Internet network. Convert to a setting request message (INVITE message) and transmits it to the SIP server 40 (S56).

The SIP server 40 receiving the call setup request message (INVITE message) from the gateway 50 through the above step S56 displays the first caller using the caller identification information included in the call setup request message (INVITE message). The caller indication information is requested to the information management server 20-1 (S58).

The first caller indication information management server 20-1, which has received the caller indication information from the SIP server 40 through the above process S58, based on the caller identification information received from the SIP server 40, displays the second caller indication information. After requesting the identification information of the multimedia content that becomes the caller indication information of the mobile communication terminal 90 which has attempted to make a call to the management server 20-2 (S60), the multimedia information is transmitted from the second caller indication information management server 20-2. When the content identification information is received (S62), the multimedia content identification information received from the second caller display information management server 20-2 is changed into a format that can be processed by the first caller display information management server 20-1. Then, the changed multimedia content identification information and the URL information corresponding thereto are transmitted to the SIP server 40 in response to the caller indication information request (S64).

The SIP server 40 securing the caller indication information through the process S64 includes the URL information and the multimedia content identification information secured as the caller indication information in the call setup request message (INVITE message), which is the called terminal. Transfer to 30 (S66).

The IP terminal 30 receiving the call setup request message (INVITE message) from the SIP server 40 through the above-described process S66 is provided in the Internet network using URL information included in the call setup request message (INVITE message). Accesses the first content providing server 10-1 (S68), downloads the multimedia content of the caller (mobile communication terminal) setting corresponding to the corresponding URL information, and displays it as the caller information during the call waiting time (S70). ).

The system and method for providing multimedia caller information display service of the present invention are not limited to the above-described embodiments, and various modifications can be made within the scope of the technical idea of the present invention. For example, the present invention can be used not only to provide caller information to the called party but also to provide caller information to the called party.

10. Content providing server, 20. Caller ID information management server,
30. IP terminal, 40. SIP server,
50. gateway, 60. gateway switchboard,
70. HLR, 80. mobile switching center,
90. Mobile communication terminal

Claims (14)

The multimedia content stored as the caller indication information of the Internet phone subscriber and the mobile communication subscriber subscribed to the caller information display service is stored, and the multimedia content registered in correspondence with the URL to the called terminal connected using the specific URL information. A content providing server for providing caller display information;
A caller display information management server which maps and stores URL information, multimedia information which is the caller display information of the Internet telephone subscriber and the mobile communication subscriber, identification information of the multimedia content and the subscriber identification information;
After the call setup request message received from the IP terminal attempting to make a call to the mobile communication terminal is transmitted to the caller indication information management server through service triggering, the caller information indication service subscription information of the IP terminal from the caller indication information management server. A SIP server for receiving the added call establishment request message and transmitting the added call establishment request message to the mobile communication network;
After requesting the caller indication information to the caller indication information management server according to the location information request of the gateway exchange, receiving the URL information in which the multimedia content that is the caller indication information of the IP terminal is registered and the identification information of the multimedia content, An HLR for transmitting the URL information and the multimedia content identification information together when requesting routing information from a mobile communication exchange that is a destination exchange;
In response to a call setup request message received from the gateway switch, when the call setup message is transmitted to the mobile terminal, the multimedia including a mobile communication switch for transmitting the URL information and multimedia content identification information received from the HLR together; Caller information display service providing system.
The mobile communication switch of claim 1, wherein when the mobile communication terminal receives a call setup request message from the mobile communication terminal according to an outgoing call attempted by the mobile communication terminal to the IP terminal, the mobile communication terminal transmits to the caller information display service through the HLR. After confirming whether or not the subscription, and adding the caller information display service subscription information of the mobile communication terminal to the call setup request message, and transmits to the Internet network,
The SIP server uses the caller identification information included in the call setup request message received from the mobile communication network, to which the multimedia content, which is the caller indication information of the mobile communication terminal, is registered from the caller indication information management server. And securing identification information of the multimedia content, and transmitting the obtained URL information and the multimedia content identification information to an IP terminal which is a called terminal.
The call setup request message of claim 1, wherein the call setup request message received from the SIP server is converted into a call setup request message that can be processed by the mobile communication network, and is transmitted to a gateway switch of the mobile communication network. The system of claim 1, further comprising a gateway for converting the call setup request message that can be processed in the Internet network to the SIP server.
The method of claim 1, wherein the content providing server,
Implemented in the Internet network and mobile communication network, respectively, multimedia caller information display service providing system, characterized in that for sharing the content information through real-time synchronization.
The method of claim 1, wherein the caller indication information management server,
If the call is received from the other party's network, the identification information of the multimedia content, which is the caller's indication information of the subscriber's network subscriber, which is the originator, is connected to the caller indication information management server provided in the other party's network. Multimedia caller information display service providing system, characterized in that for sharing.
The caller indication information management server of claim 5, wherein the caller indication information management server provided in the Internet network receives caller indication information from a SIP server that receives a call setup request message through a gateway according to an outgoing call attempted by an IP terminal. On the basis of the caller identification information received from the SIP server, the caller indication information management server provided in the mobile communication network is provided with a request for identification information of the multimedia content that is the caller indication information of the mobile communication terminal and is provided. And the changed multimedia content identification information and the URL information corresponding thereto are transmitted in response to the caller indication information request.
6. The HLR of claim 5, wherein the caller indication information management server provided in the mobile communication network receives an HLR for requesting location information from a gateway exchange receiving a call setup request message from the Internet according to an outgoing call attempted by the IP terminal to the mobile communication terminal. When the caller ID information is requested from the mobile terminal, based on the caller identification information received from the HLR, the caller ID information management server provided on the Internet network requests and provides identification information of the multimedia content that is the caller ID information of the IP terminal. And converting the multimedia content identification information and the corresponding URL information into a response to the caller indication information request after changing the format into a format that can be processed by the user.
Caller information display subscription information of the IP terminal is added to the call establishment request message through the caller indication information management server in the SIP server that receives the call setup request message from the IP terminal according to the outgoing call that the IP terminal attempts to the mobile communication terminal. Transmitting a call setup request message to the gateway switch of the mobile communication network;
After receiving the location information from the gateway exchange, through the caller indication information management server, the URL information in which the multimedia content, which is the caller indication information of the IP terminal, is registered and the identification information of the multimedia content is obtained. A caller indication information transmitting step of transmitting the URL information and the multimedia content identification information together when requesting routing information from a mobile communication exchange which is an exchange;
The URL information received from the HLR when the gateway exchange receiving the location information from the HLR transmits a call setup request message to the mobile communication exchange and the mobile communication exchange transmits a call setup message to the mobile communication terminal. And transmitting a call setup message for transmitting multimedia content identification information.
And a caller information display process of accessing a content providing server from the mobile communication terminal to the content providing server, downloading the caller setting multimedia content corresponding to the URL information, and displaying the caller information during call waiting time. How to provide caller ID service.
The method of claim 8, wherein the call setup request message transmission process comprises:
Receiving, by the SIP server, a call setup request message from the IP terminal according to an outgoing call attempted by the IP terminal to the mobile communication terminal;
Checking whether the IP terminal is subscribed to a caller information display service based on caller identification information included in the call setup request message;
If the IP terminal is subscribed to a caller information display service, transmitting the call setup request message to a caller display information management server provided in an internet network through service triggering;
If the caller ID information management server checks again whether or not the IP terminal is subscribed to the caller ID service, the IP terminal is subscribed to the caller ID service in the call setup request message. Including the sender information indicating service subscription information indicating and transmitting the information to the SIP server;
Transmitting, by the SIP server, the call establishment request message to a gateway;
And converting the call setup request message into an ISUP type call setup request message that can be processed in a mobile communication network and transmitting the call setup request message to a gateway switch of a mobile communication network. .
The method of claim 8, wherein the transmitting of the caller indication information comprises:
Requesting location information of a mobile communication terminal, which is a called terminal, from the gateway exchange receiving the call setup request message from the gateway of the Internet network;
Requesting caller indication information from the HLR to a caller indication information management server provided in a mobile communication network;
Requesting and providing, by the caller indication information management server provided in the mobile communication network, identification information of the multimedia content that is the caller indication information of the IP terminal to the caller indication information management server provided in the Internet network;
After changing the multimedia content identification information received from the caller display information management server provided in the Internet network into a format that can be processed by the caller display information management server provided in the mobile communication network, the changed multimedia content identification information and the corresponding Transmitting the URL information to the HLR in response to a caller indication information request;
When the HLR requests routing information to the mobile communication exchange, transmitting the URL information and the multimedia content identification information together, and then providing the routing information provided from the mobile communication exchange to the gateway exchange as location information. Multimedia caller information display service providing method characterized in that made.
The method of claim 8, wherein the call setup message transmission process comprises:
Transmitting the call establishment request message to the mobile communication exchange at the gateway exchange receiving the location information from the HLR;
And transmitting the URL information and the multimedia content identification information received from the HLR when the mobile communication exchange transmits a call setup message to the mobile communication terminal. .
The mobile communication switch receiving the call setup request message from the mobile communication terminal according to the outgoing call attempted by the mobile communication terminal to the IP terminal, checks whether the mobile communication terminal is subscribed to the caller information display service through the HLR, A call setup request message transmitting step of adding caller information display service subscription information of the mobile communication terminal to the call setup request message and transmitting it to a gateway of an internet network;
The SIP server receiving the call setup request message through the gateway registers the multimedia content, which is the caller display information of the mobile communication terminal, from the caller display information management server using the caller identification information included in the call setup request message. Transmitting caller indication information for securing the URL information and the identification information of the multimedia content and transmitting the identification information to the IP terminal as a called terminal;
And a caller information display process of accessing a content providing server with the URL information from the IP terminal, downloading the multimedia content corresponding to the URL information, and displaying the caller information during call waiting time. How to Provide Information Display Services.
The method of claim 12, wherein the call setup request message transmission process comprises:
Receiving, by the mobile communication exchange, a call establishment request message from the mobile communication terminal according to an outgoing call attempted by the mobile communication terminal to the IP terminal;
Checking whether the mobile communication terminal is subscribed to a caller information display service through an HLR at the mobile communication exchange;
If the mobile communication terminal is subscribed to a caller information display service, including the caller information display service subscription information indicating that the mobile communication terminal is subscribed to a caller information display service in the call setup request message;
And transmitting the call establishment request message to a gateway of an internet network through a gateway switch.
The method of claim 12, wherein the transmitting of the caller indication information comprises:
Converting, by the gateway, the call establishment request message into a SIP establishment call establishment request message that can be processed in an internet network and transmitting the same to a SIP server;
Requesting caller indication information from the SIP server to a caller indication information management server provided in an internet network;
Requesting and receiving, by the caller indication information management server provided in the Internet network, identification information of the multimedia content serving as the caller indication information of the mobile communication terminal from the caller indication information management server provided in the mobile communication network;
After changing the multimedia content identification information received from the caller display information management server provided in the mobile communication network into a format that can be processed by the caller display information management server provided in the Internet network, the changed multimedia content identification information and the corresponding Transmitting the URL information to the SIP server in response to the caller indication information request;
And transmitting the URL information and the multimedia content identification information to the IP terminal, which is a called terminal, by the SIP server.

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