KR20060098678A - Multimedia message transmission system using video telephone network and its method - Google Patents

Abstract

The present invention relates to a system and method for transmitting a multimedia message using a video telephone network. The present invention relates to a method for transmitting a multimedia message using a video telephone network and enabling the user to check the multimedia message in real time through the video telephone terminal. Not only do not need to learn a program for a separate MMS service, there is an advantage that can be linked to the terminal of the public telephone network as well as the mobile communication network.

Video Call, MMS, Multimedia Message, Public Telephone Network, PSTN

Description

Multimedia message transmission system using video telephone network and method thereof {SYSTEM FOR TRANSMITTING MULTIMEDIA MESSAGE USED VIDEO TELEPHONE NETWORK AND METHOD THEREOF}

1 is a schematic diagram showing a multimedia message transmission system using a video telephone network according to the present invention.

2 is a flowchart illustrating a method for transmitting a multimedia message using a video telephone network according to the present invention.

   -Explanation of symbols for the main parts of the drawings-

10: caller's video telephone terminal

20: control server

30: message server

40: receiving video telephone terminal

The present invention relates to a system and method for transmitting a multimedia message using a video telephone network. More particularly, the present invention relates to a method of transmitting a multimedia message using a video telephone network and to confirm a multimedia message in real time through a video telephone terminal. The present invention relates to a multimedia message transmission system and method using a video telephone network, which can immediately check whether transmission is possible and not only need to learn a program for a separate MMS service, but also interwork with not only a mobile communication network but also a terminal of a public telephone network. .

Currently, in order to commercialize high-speed mobile Internet service in CDMA 2000 or IMT-2000, which is referred to as next generation mobile communication network, it is preparing its own technical specification all over the world and developing system accordingly.

High-speed mobile Internet service provides the Internet Protocol (hereinafter referred to as IP) mobility function of the terminal, and a mobile mobile terminal can receive the Internet packet data service at high speed without changing its network IP address. As a next generation mobile communication service, it supports mobility of packet data terminals, provides outgoing and incoming data calls, and guarantees security and quality of service.

The high-speed mobile Internet service is commercialized into various services such as video telephone service, data roaming service, multimedia service, internet access service, intranet access service, and the like.

In the conventional line-based mobile telephone service, although the caller's number or name could be transmitted on a text-based basis, although the size of data that can be transmitted was very limited, the mobile phone registered with the CDMA2000 packet network, i. The terminal has no limitation on the size of data that can be received.

In addition, as a mobile communication terminal such as an IMT 2000 capable of processing video is commercialized, various video content services are provided, and services for transmitting a video recorded by the user to the other party are provided.

As such a service, the Multimedia Message Service (MMS) provides a video or still image recorded by the caller directly or stored in a state where a specific program capable of supporting the MMS service is installed in the calling terminal and the receiving terminal. When transmitting, the called terminal selects a menu through a specific program providing MMS service and plays the transmitted video.

Since the called party has to select and play the multimedia message transmitted through a specific program as described above, when real time is insufficient, when did the caller receive the multimedia message? Or did you check it normally?

In addition, when a specific program for the MMS service is not installed in the called terminal, a multimedia message transmitted by accessing the wireless Internet through the called terminal by transmitting a callback URL through a text message through SMS (Short Message Service). There is a problem in that the receiver is charged for downloading because the user must download and check the.

On the other hand, since the multimedia message is transmitted only in the mobile communication network, there is a problem in that the connection with the public switched telephone network (PSTN) network is not made.

The present invention has been made to solve the above problems, and an object of the present invention is to transmit a multimedia message by using a video telephone network and to check the multimedia message in real time through the video telephone terminal. The present invention provides a multimedia message transmission system and method using a video telephone network that can be immediately identified and not only need to learn a program for a separate MMS service, but also interwork with a terminal of a public telephone network as well as a mobile communication network.

The multimedia message transmission system using the video telephone network according to the present invention for realizing the above object grasps the status of the receiving video telephone terminal according to the origination of the video telephone call from the calling video telephone terminal in the video telephone network and makes a call setup request. A control server for sending and setting up a call setup, and a message server for recording and receiving and storing multimedia messages from the calling videophone terminal according to a request from the control server and transmitting the stored multimedia messages to the receiving videophone terminal. It is done.

In the present invention, the control server is characterized by notifying the text message that the multimedia message has arrived according to the state of the video telephone terminal of the receiving side.

In addition, in the present invention, the control server distinguishes the video call and the multimedia message transmission call and notifies to the receiving video telephone terminal.

In addition, the method for transmitting a multimedia message using a video telephone network according to the present invention comprises the steps of requesting a multimedia message transmission by inputting a receiving telephone number together with a special number, and requesting an incoming call of a message server when the multimedia message transmission is requested. Performing recording and transmission of a multimedia message from a video telephone terminal; requesting a call to the called party's telephone number when recording and transmission of the multimedia message is completed; and receiving image according to the call originating request. Sending a call forwarding request to the telephone terminal, and in response to the call forwarding request to transmit the multimedia message transmitted through the message server.

In the present invention, when a call request is sent, the state of the receiving video call terminal is determined, and when the use of the video call is not possible, the video call is used while the call is stored.

In the present invention, when a call forwarding request is characterized in that it transmits a text message notifying the arrival of the multimedia message in the voice mode or during a call.

According to the present invention made as described above, when the receiving telephone number is inputted together with the special number through the video telephone network, the multimedia message is recognized through the special number, and the message server is connected to record and transmit the multimedia message. When a call is requested and responded to the terminal, the multimedia message stored in the message server can be transmitted to the receiving video telephone terminal in real time.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings. In addition, this embodiment is not intended to limit the scope of the present invention, but is presented by way of example only.

1 is a schematic diagram showing a multimedia message transmission system using a video telephone network according to the present invention.

As shown here, in a video telephone network, a control server that grasps the state of the receiving video telephone terminal 40 according to the origination of the video telephone call from the calling video telephone terminal 10 and sends a call setup request to perform call setup setup. 20, a message server for recording and receiving and storing multimedia messages from the calling videophone terminal 10 in response to a request from the control server 20, and transmitting the stored multimedia messages to the receiving videophone terminal 40 ( 30).

In this case, the control server 20 includes a gate keeper, a session initiation protocol (SIP) server, a home location register (HLR), and the like.

In addition, the control server 20 notifies the multimedia message by the text message when the call or operating in the voice mode according to the state of the receiving video phone terminal 40 to switch to the video mode.

In addition, the control server 20 transmits a text or a specific image to the receiving video phone terminal 40 to distinguish the video call for the video call and the call for multimedia message transmission.

Therefore, when the calling video telephone terminal 10 transmits the multimedia message, the control server 20 receives the recording and reception of the multimedia message through the message server 30, and then calls the called video telephone terminal 40. The multimedia message is transmitted by transmitting the multimedia message to the receiving video phone terminal 40 in real time.

2 is a flowchart illustrating a method for transmitting a multimedia message using a video telephone network according to the present invention.

First, the calling video telephone terminal 10 requests the multimedia message transmission by inputting the receiving telephone number together with the special number (S10).

That is, when the special number "**" and the receiving telephone number "010-123-4567" are input, the control server 20 determines that the special number for the multimedia message transmission is input and requests an incoming call to the message server 30. It is made (S12).

At this time, the message server 30 receives the request from the calling videophone terminal 10 and receives the recording of the multimedia message and the already stored multimedia message from the calling videophone terminal 10 (S14).

When the recording and transmission of the multimedia message is completed as described above, the call server requests a call from the message server input to the control server (S16).

Then, the control server 20 makes a call forwarding request to the receiving video telephone terminal 40 (S18).

At this time, when the call reception request is sent to the receiving video telephone terminal 40, the state of the receiving video telephone terminal 40 is first determined.

That is, the receiving video telephone terminal 40 determines whether the power is cut off, temporarily cancels the registration of the video telephone, or is busy, and then requests a call.

In this case, when the receiving side video phone terminal 40 is in a state of making a video call, the multimedia server recorded or transmitted from the calling video phone terminal 10 through the message server 30 is transmitted to the receiving video phone terminal 40. By completing the transmission of the multimedia message (S20).

On the other hand, if the state of the video telephone terminal 40 on the receiving side from the above is not in the video call state, it may be stored for a certain period of time, and then the multimedia message can be transmitted when the video call state.

In addition, when the receiving video phone terminal 40 is currently operating in the voice mode or is in a call state, the multimedia message may be notified of the arrival of the multimedia message through a text message and may be converted to the image mode to receive the multimedia message.

As described above, the present invention transmits a multimedia message using a video telephone network and enables the user to check the multimedia message in real time through the video telephone terminal. There is an advantage that you can easily send multimedia messages without learning.

In addition, by transmitting a multimedia message using a video telephony technique using a video telephony network, there is an advantage that a multimedia message can be exchanged with each other by interworking between a public telephone network supporting a video telephony and a mobile communication network.

Claims (6)

A control server for identifying a state of a receiving video telephone terminal according to the origination of a video telephone call from a calling video telephone terminal in a video telephone network and sending a call setup request to perform call setup setup; Message server for recording, receiving and storing multimedia messages from the calling videophone terminal according to a request from the control server and transmitting the stored multimedia messages to the receiving videophone terminal. Multimedia message transmission system using a video telephone network, characterized in that consisting of. 2. The multimedia message transmission system according to claim 1, wherein the control server notifies a text message that a multimedia message has arrived according to the state of the receiving video telephone terminal. 2. The multimedia message transmission system according to claim 1, wherein the control server distinguishes a video call from a multimedia message transmission call and notifies the receiving videophone terminal. Requesting the transmission of a multimedia message by entering a receiving telephone number together with a special number; Requesting an incoming call from the message server when the multimedia message transmission is requested to perform recording and transmission of the multimedia message from the calling video telephone terminal; Requesting a call to the inputted telephone number when the recording and transmission of the multimedia message are completed; Sending a call reception request to a receiving video telephone terminal according to the call origination request; Transmitting the multimedia message transmitted through the message server in response to the call forwarding request; Multimedia message transmission method using a video telephone network, characterized in that consisting of. The method according to claim 4, wherein when the call request is sent, the state of the receiving video call terminal is determined to retransmit the call when the video call is available while the video call is not available. Multimedia message transmission method using a video telephone network. [5] The method of claim 4, wherein a text message notifying the arrival of a multimedia message when a voice mode or a call is transmitted when the call forwarding request is sent is transmitted.

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