KR20050100550A - System and method of interworking message between mobile communication terminals - Google Patents

Abstract

The present invention relates to a system and method for mobile terminal message compatibility that receives multimedia content transmitted using an instant messaging (IM) client using a multimedia messaging service (MMS) client. In the instant message server and the multimedia message service center for processing the instant message and the multimedia message service, a path for transmitting the multimedia content is determined according to a service supported by the message client mounted on the receiving terminal, and the multimedia content is received. The format is converted to a format supported by the terminal and transmitted to the receiving terminal.

Description

System and method for compatibility of mobile terminal messages {SYSTEM AND METHOD OF INTERWORKING MESSAGE BETWEEN MOBILE COMMUNICATION TERMINALS}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a message service of a mobile communication terminal. More particularly, the present invention relates to a mobile communication terminal that receives multimedia content transmitted using an instant messaging (IM) client using a multimedia messaging service (MMS) client. A system and method for message compatibility.

Recently, a large number of users of mobile communication terminals exchange text messages using mobile communication terminals, and the size of the text-based message service market is steadily growing separately from voice communication.

The message service of the mobile communication terminal can be roughly divided into an instant message service, a multimedia message service, and a short message service (SMS). Recently, an instant message client has been installed in a mobile communication terminal. Instant messaging services are also expanding in the field of mobile communications.

The instant messaging service provides a terminal user with a fast interactive, mainly text based communication means. At this time, the instant message client includes a presence service that can notify the user of various dynamic information such as a chat partner connected to the user or the online status or the likelihood of response of the client.

The multimedia message service is a message service for transmitting a video, a combination image, and background music desired by a terminal user together with a text message, without considering the current state of a party to receive the message.

In the conventional message service system of a mobile communication terminal, a message service can be implemented between mobile communication terminals equipped with the same message client, and a message service cannot be implemented between mobile communication terminals equipped with different message clients.

Accordingly, an object of the present invention is to provide a system and method for mobile terminal message compatibility in which multimedia content transmitted through an instant message client is implemented through a multimedia message client at a receiving side.

In order to achieve the above object, according to the present invention, a mobile communication terminal message compatibility system for transmitting multimedia content from a transmitting terminal equipped with a first message client to a receiving terminal equipped with a second message client includes: A first server for confirming whether the content is content that can be transmitted to a receiving terminal; A second server for converting a format of the multimedia content transmitted from the first server into a content format supported by the receiving terminal; The mobile core network collects information of the terminal and provides information requested from the first server, the second server, and each terminal.

In accordance with another aspect of the present invention, there is provided a system for message communication, comprising: a transmitting terminal for transmitting multimedia content using a first message client; A receiving terminal for receiving the multimedia content using a second message client; A first server identifying a receiving address of the multimedia content and identifying a message client mounted on the receiving terminal; A second server converting a format of the multimedia content transmitted from the first server into a format supported by the receiving terminal, and transmitting the multimedia message at the request of the receiving terminal; The mobile core network collects information of the terminal and provides information requested from the first server, the second server, and each terminal.

According to an aspect of the present invention, there is provided a method for message compatibility in a mobile communication terminal, the method comprising: determining a path for transmitting the multimedia content according to a service supported by a message client mounted on a receiving terminal; And converting the multimedia content into a format supported by the receiving terminal and transmitting the same to the receiving terminal.

According to an aspect of the present invention, there is provided a method for message compatibility of a mobile communication terminal, the method comprising: activating a first message client mounted on a transmitting terminal to transmit multimedia content to a first server; Identifying an address of the receiving terminal and a second message client mounted on the receiving terminal; Notifying the reception terminal of the reception of the multimedia content by the second server; Converting a format of the multimedia content into a content format supported by the receiving terminal when the receiving request is transmitted from the receiving terminal; It is another feature that the multimedia content is configured to transmit to the receiving terminal.

Hereinafter, an embodiment of a system and method for mobile communication terminal message service compatibility according to the present invention will be described with reference to the accompanying drawings.

1 is a block diagram illustrating a configuration of a system for message service compatibility of a mobile communication terminal according to the present invention, and is a system for compatibility between an instant message service terminal and a multimedia message service terminal.

As illustrated in FIG. 1, an instant for confirming whether a transmitting terminal 10 stores and transmits multimedia content created by a user, and whether the multimedia content transmitted from the transmitting terminal 10 can be transmitted to the receiving terminal 50. A multimedia message service center (MMS center) 30 which checks the format / codec of the multimedia content transmitted from the message server 20 and the instant message server 20 and converts the format / codec into a content format supported by the receiving terminal 50. And a WAP gateway 40 for notifying the receiving terminal 50 when multimedia content is input to the multimedia message service center 30, and a multimedia message service center for transmitting the known multimedia content to the multimedia message service center 30 through the WAP gateway 40. 30) and the receiving terminal 50 for receiving the requested multimedia content through the WAP gateway 40 , And the authentication / authorization (authentication / authorization) is carried out it consists of a core mobile network 60 to update the information periodically or non-periodically from the transmitting terminal 10 and called terminal 50 a. In this case, the instant message server 20 is a first server for processing the instant message, and the multimedia message service center 30 is a second server for processing the multimedia message service.

The transmitting terminal 10 is a mobile communication terminal equipped with an instant message client, and the receiving terminal 50 is a mobile communication terminal equipped with a multimedia message service client rather than the instant message client.

The instant message server 20 allows the transmission terminal 10 to request the transmission of the multimedia content, and the instant message client or the multimedia message service client is mounted in the receiving terminal 50 to which the multimedia content is to be transmitted. Check whether there is information stored in the mobile core network 60.

2 is a block diagram illustrating a structure of the instant message server, and includes a transmission / reception module 21 for receiving multimedia content transmitted from the transmitting terminal 10 and transmitting the same to another server, and a destination to which the multimedia content is transmitted. A receiving terminal acknowledgment module (23) for converting an address of the address and confirming from the mobile core network 60 whether the receiving terminal 50 is equipped with a multimedia message service client; And a storage module 25 for temporarily storing the transmitted multimedia contents.

The multimedia message service center 30 determines whether the format / codec of the multimedia content received by the instant message server 20 is a format / codec supported by the receiving terminal 50. If the format / codec of the multimedia content is supported, the multimedia content is transmitted to the receiving terminal 50 without conversion. If the format is not supported, the multimedia content is formatted / codec suitable for the receiving terminal 50. Convert and transmit multimedia content.

3 is a block diagram illustrating a structure of the multimedia message service center, and receives multimedia content from the instant message server 20 and converts the multimedia content modified for the receiving terminal 50 into another server or receiving terminal 50. Transmitting / receiving module 31 for transmitting the multimedia content, a notification module 33 for notifying that the multimedia content is received to the receiving terminal 50, a storage module 35 for temporarily storing the received multimedia content, and And a conversion module 37 for checking the format / codec of the received multimedia content and converting the multimedia content according to the capabilities of the receiving terminal 50.

The mobile core network 60 is a generic user profile (GUP) server of 3GPP TS 23.240, and a protocol for exchanging information with the instant message server 20 and the multimedia message service center 30 is a simple mail transfer. protocol). Here, the mobile core network is defined in a wireless village interpersonal messaging system (IMPS) of OMA (open mobile alliance) standardization.

4 is a block diagram illustrating the structure of the mobile core network, and receives and receives an information request signal from the instant message server 20 or the multimedia message service center 30 or a terminal, and transmits and receives a predetermined module 61. And an authentication module 63 for performing authentication / authorization of each component or subscriber of the system, service subscriber information, user profile information, presence information, access authority information, etc. of the terminal. And a database 65 that updates periodically or aperiodically, and a home location register (HLR) 67 that manages network information of the terminal.

Referring to the operation of the system for message service compatibility of the mobile communication terminal configured as described above are as follows.

When the sender inputs and transmits multimedia content through the instant message client of the transmitting terminal 10, the multimedia content is input to the instant message server 20.

The instant message server 20 confirms the address of the destination to which the multimedia content is to be transmitted and performs addressing resolution, and then confirms that the receiving terminal 50 is equipped with a multimedia message service client rather than an instant message client. The multimedia content is transmitted to the multimedia message service center 30.

The multimedia message service center 30 checks the format / codec of the transmitted multimedia content to determine whether the format / codec supported by the receiving terminal 50 is supported. If the format / codec of the multimedia content is in a format supported by the receiving terminal 50, if the multimedia content is not converted and is transmitted to the receiving terminal 50 as it is, and the format is not supported in the receiving terminal 50 The multimedia content is converted into a format supported by the receiving terminal 50 and transmitted.

The multimedia content may be transmitted to the receiving terminal 50 through the WAP gateway 40, and the receiver may check the transmitted multimedia content through a multimedia message service client mounted in the receiving terminal 50.

That is, in the mobile communication terminal message compatibility system according to the present invention, even if the receiving terminal 50 is equipped with a multimedia message service client rather than an instant message client, the transmitting terminal 10 transmits the message through the instant message client. Multimedia content can be received. In this case, the transmitting terminal 10 and the instant message server 20 receive information from the mobile core network 60 that the receiving terminal 50 does not have an instant message client but only the multimedia message service client. Are provided.

5A and 5B are flowcharts illustrating a method for message compatibility in mobile communication terminals according to the present invention.

First, the sender activates the instant message client mounted on the transmitting terminal 10 to confirm the message client mounted on the receiving terminal 50 (S11). In this case, the transmitting terminal 10 is equipped with the same instant message client as the receiving terminal 50, only the multimedia message service client is not the instant message client, or the instant message client and the multimedia message client are simultaneously mounted. It may be.

In the present invention, it is limited to the case where the instant message client is mounted on the transmitting terminal 10 and the multimedia message service client is mounted on the receiving terminal 50.

After the sender creates the multimedia content using the instant message client, the sender transmits the multimedia content to the receiving terminal 50 (S12). At this time, when attempting to transmit content other than the multimedia content, the transmitting terminal 10 informs the sender that the corresponding content cannot be transmitted. Since the multimedia message service client mounted on the receiving terminal 50 can receive only multimedia contents, when the sender tries to transmit contents other than the multimedia, the transmitting terminal 10 generates a warning to inform the sender of this fact. Inform.

The instant message server 20 receiving the multimedia content checks the address of the receiving terminal 50 (S13) and receives the information of the receiving terminal 50 from the mobile core network 60 to receive the received message. The terminal 50 checks whether only the multimedia message service client is mounted (S14).

It is determined whether the instant message client is mounted in the receiving terminal 50 (S15). If the instant message client is not mounted and only the multimedia message service client is mounted, the instant message server 20 determines the multimedia contents. To transmit to the multimedia message service center 30 (S16).

If the instant message client is mounted on the receiving terminal 50, the multimedia content is transmitted to the receiving terminal 50 through the WAP gateway 40 (S17), and the instant message client is transmitted to the receiving terminal 50. And the multimedia message service client are both loaded, the multimedia content is transmitted according to the user's selection or the network setting (S18). At this time, it is determined whether the multimedia content is transmitted to the instant message client or the multimedia message service client according to the user's selection or the network setting.

The multimedia message service center 30 temporarily stores the multimedia content and transmits a short message to the receiving terminal 50 through the WAP gateway 40 to inform the reception terminal 50 of the fact that the multimedia content has been received (S19).

When the receiver requests the reception of the multimedia content through the WAP gateway 40 by operating the receiving terminal 50, the request signal is transmitted to the multimedia message service center 30 through the WAP gateway 40. (S20).

Upon receiving the request signal, the multimedia message service center 30 checks whether the format / codec of the multimedia content is a format / codec supported by the receiving terminal 50 (S21).

If the format / codec of the multimedia content is not a format / codec supported by the receiving terminal 50, the content is converted into a content format supported by the receiving terminal 50 (S22), and the receiving terminal 50 If the format / codec supported by the, the format of the multimedia content is not converted.

The multimedia message service center 30 transmits the converted multimedia content or the unconverted multimedia content to the receiving terminal 50 through the WAP gateway 40 (S23).

The receiving terminal 50 receiving the multimedia content transmits a delivery report signal indicating that the content has been received to the transmitting terminal 10 (S24).

6A, 6B, and 6C are exemplary diagrams showing an embodiment of checking the presence or absence of a multimedia message client mounted on the receiving terminal 50 using the instant message client mounted on the transmitting terminal 10. FIG. It shows how to distinguish using a specific character and color, such as.

In this case, each icon displayed on the instant message client means a receiver or a receiving terminal 50.

In the first embodiment shown in Fig. 6A, the online and offline states of the receiving terminal 50 on which the instant message client is mounted, and the receiving terminal 50 on which the instant message client is not mounted are distinguished by different colors. In addition, among the receiving terminals 50 on which the instant message client is not mounted, the terminal on which the multimedia message service client is mounted is attached to indicate that the multimedia message service is possible.

In the second embodiment shown in Fig. 6B, the online and offline states of the receiving terminal 50 on which the instant message client is mounted are distinguished by different colors, and the receiving terminal 50 on which the instant message client is not mounted is shown. Denotes the same color as the offline state of the receiving terminal 50 on which the instant message client is mounted. In addition, among the receiving terminals 50 on which the instant message client is not mounted, the receiving terminal 50 capable of the multimedia message service is attached with a subscript ⓜ to indicate that the multimedia message service is possible.

In the third embodiment shown in FIG. 6C, the instant message client can distinguish services supported by the receiving terminal 50, such as multimedia message service, instant service, location service, etc., by subscript. . The on-line state and the off-line state of the instant service are distinguished from each other by a different color, and all of the receiving terminal 50 capable of providing the multimedia message service have a superscript ⓜ to indicate that the multimedia message service is possible. At this time, the subscript ⓜ is attached to all receiving terminals capable of the multimedia message service regardless of the online and offline state of the instant message client.

7 is a conceptual diagram illustrating a signal flow of a system for message compatibility with a mobile communication terminal according to the present invention.

As shown in FIG. 7, when the transmitting terminal 10 transmits a multimedia content transmission signal SendMessage.Req to the instant message server 20 using an instant message client, the instant message server 20 A response signal (SendMessage.Res) to the multimedia content transmission signal is transmitted to the transmitting terminal 10 (A10).

The instant message server 20 receiving the multimedia content from the transmitting terminal 10 transmits the multimedia content transmission signal (ForwardMessage.Req) to the multimedia message service center 30, and the multimedia message service center 30 A response signal (ForwardMessage.Res) for the transmission signal is received from the A20.

The multimedia message service center 30 receiving the multimedia content from the instant message server 20 transmits a notification signal (MessageNotification.Req) indicating that the multimedia content has been received to the receiving terminal 50, A response signal (MessageNotification.Res) is received (A30).

Upon receiving the notification signal, the reception terminal 50 transmits the multimedia content request signal GetMessage.Req to the multimedia message service center 30 and receives a response signal GetMessage.Res including the multimedia content. (A40).

The receiving terminal 50 receiving the multimedia content stored in the multimedia message service center 30 transmits a transmission completion signal (MessageDelivered) to the multimedia message service center 30 (A50), and the multimedia message service center 30 ) Transmits a delivery report signal (DeliveryReport.Req) to the instant message server 20.

Upon receiving the transmission report signal, the instant message server 20 transmits a response signal (DeliveryReport.Res) to the multimedia message service center 30 (A60), and transmits the multimedia content to the transmission terminal 10. A transmission report signal (DeliveryReport.Req) indicating that the transmission is completed is transmitted (A70).

As described above, the system and method for message compatibility of the mobile communication terminal according to the present invention enables the compatibility between the instant message client and the multimedia message service client, thereby transmitting the multimedia using a transmitting terminal equipped with the instant message client. There is an effect that the content can be received by the receiving terminal equipped with a multimedia message service client.

In addition, the system and method for message compatibility in the mobile communication terminal according to the present invention has the effect that the sender can identify the receiver capable of multimedia message service using the instant message client mounted on the transmitting terminal.

1 is a block diagram showing a configuration of a system for message service compatibility of the mobile communication terminal according to the present invention;

2 is a block diagram showing the structure of an instant message server according to the present invention;

3 is a block diagram showing the structure of a multimedia message service center according to the present invention;

4 is a block diagram showing the structure of a mobile core network according to the present invention;

5A and 5B are flowcharts illustrating a method for message compatibility in mobile communication terminals according to the present invention;

6A, 6B, and 6C are exemplary diagrams illustrating an embodiment of checking whether a multimedia message service client is present in a receiving terminal using an instant message client of a transmitting terminal.

7 is a conceptual diagram illustrating a signal flow of a system for message compatibility with a mobile communication terminal according to the present invention.

＊ Explanation of symbols for main parts of drawing *

10: sending terminal 20: instant message server

30: multimedia message service center 40: WAP gateway

50: receiving terminal 60: mobile core network

Claims (34)

A system for transmitting multimedia content from a transmitting terminal equipped with a first message client to a receiving terminal equipped with a second message client, A first server for confirming whether the multimedia content is content that can be transmitted to a receiving terminal; A second server for converting a format of the multimedia content transmitted from the first server into a content format supported by the receiving terminal; And a mobile core network that collects information of the terminal and provides information requested by the first server, the second server, and each terminal. The method of claim 1, wherein the first message client and the second message client System for message compatibility in mobile communication terminal, characterized in that the message client supporting different message services. 3. The method of claim 2, wherein the first message client is A system for message compatibility with a mobile terminal, characterized in that it supports services that can send and receive messages in real time. The method of claim 2, wherein the second message client is And a service for transmitting the multimedia format message regardless of real time. The method of claim 1, And a WAP gateway for connecting between the second server and the receiving terminal. A transmitting terminal for transmitting the multimedia content using the first message client; A receiving terminal for receiving the multimedia content using a second message client; A first server identifying a receiving address of the multimedia content and identifying a message client mounted on the receiving terminal; A second server converting a format of the multimedia content transmitted from the first server into a format supported by the receiving terminal, and transmitting the multimedia message at the request of the receiving terminal; And a mobile core network for collecting information on the terminal and providing information requested from the first server, the second server, and each terminal. The method of claim 6, And a WAP gateway for connecting between the second server and the receiving terminal. 7. The method of claim 6, wherein the first message client is A system for message compatibility with a mobile terminal, characterized in that it supports services that can send and receive messages in real time. 9. The method of claim 8, wherein the first message client is A system for message compatibility in a mobile communication terminal, characterized by displaying an icon for identifying a message client mounted on a receiving terminal. The method of claim 9, wherein the icon is A system for message compatibility in a mobile communication terminal, characterized by displaying different colors for each message client or by attaching predetermined characters or symbols. 7. The method of claim 6 wherein the second message client is And a service for transmitting the multimedia format message regardless of real time. The method of claim 6, wherein the first server A transmission and reception module for transmitting the multimedia content transmitted from the transmission terminal to a second server; A receiving terminal confirmation module for confirming the second message client information through the mobile core network; And a storage module configured to temporarily store the multimedia contents. The method of claim 6, wherein the second server A transmission / reception module for transmitting the multimedia content transmitted from the first server to a reception terminal; A notification module for notifying reception of multimedia content to the receiving terminal; A storage module for temporarily storing the multimedia content; And a conversion module for converting the format of the multimedia content into a format supported by the receiving terminal. The method of claim 6, wherein the mobile core network is A transmission and reception module for transmitting requested information from the terminal, the first server, and the second server; An authentication module for performing authentication on the subscriber; A database for updating and storing information of the terminal; And a home location register for managing network information of the terminal. In a mobile communication system for transmitting and receiving a multimedia message by using a message client mounted on a transmitting terminal and a receiving terminal, Determining a path for transmitting the multimedia content according to a service supported by the message client mounted on the receiving terminal; And converting the multimedia content into a format supported by the receiver terminal and transmitting the multimedia content to a format supported by the receiver terminal. The message client of claim 15, wherein A method for compatibility of a mobile terminal message, characterized by supporting a service capable of transmitting and receiving messages in real time. The method of claim 15, And a step of activating a message client mounted on the transmitting terminal to confirm a service supported by the receiving terminal. The method of claim 15, And receiving, by the receiving terminal, the multimedia content, transmitting a transmission report signal to the transmitting terminal. The method of claim 15, wherein the determining of the transmission path of the multimedia content comprises: Checking the address of the receiving terminal; Identifying a message client mounted on the receiving terminal; And determining a transmission path of the multimedia content according to a service supported by the message client mounted on the receiving terminal. 20. The method of claim 19, further comprising: determining a transmission path of the multimedia content; Jeongeun If the message client of the receiving terminal and the message client of the transmitting terminal are the same, transmitting the multimedia content to the receiving terminal as it is through the WAP gateway; If the message client of the receiving terminal and the message client of the transmitting terminal are different, transmitting the multimedia content to convert the multimedia content into a format supported by the receiving terminal; And transmitting the multimedia content in a predetermined path when there are a plurality of message clients that can be serviced by the receiving terminal. The method of claim 20, wherein the predetermined path is A method for compatibility of a mobile terminal message, characterized in that determined by the user's selection or network settings. The method of claim 15, wherein the converting and transmitting the format of the multimedia content comprises: Identifying a request for multimedia content transmitted from the receiving terminal; Comparing the format of the multimedia content with a format supported by a receiving terminal; And converting the format of the multimedia content. Activating a first message client mounted on a transmitting terminal to transmit multimedia content to the first server; Identifying an address of the receiving terminal and a second message client mounted on the receiving terminal; Notifying the reception terminal of the reception of the multimedia content by the second server; Converting a format of the multimedia content into a content format supported by the receiving terminal when the receiving request is transmitted from the receiving terminal; And transmitting the multimedia content to a receiving terminal. 24. The method of claim 23, wherein the first message client and the second message client System for message compatibility in mobile communication terminal, characterized in that the message client supporting different message services. 25. The method of claim 24, wherein the first message client is A system for message compatibility with a mobile terminal, characterized in that it supports services that can send and receive messages in real time. 27. The method of claim 25, wherein the first message client is A system for message compatibility in a mobile communication terminal, characterized by displaying an icon for identifying a message client mounted on a receiving terminal. The method of claim 26, wherein the icon is A system for message compatibility in a mobile communication terminal, characterized by displaying different colors for each message client or by attaching predetermined characters or symbols. 25. The method of claim 24, wherein the second message client is And a service for transmitting the multimedia format message regardless of real time. The method of claim 23, wherein the activating of the first message client to transmit multimedia content comprises: If the message to be transmitted is not multimedia content, the system for mobile communication terminal message compatibility, characterized in that further comprising the step of notifying the sender. 24. The method of claim 23, wherein identifying the second message client comprises: And determining a transmission path of the multimedia content according to a service supported by the second message client. The method of claim 30, wherein the determining of the transmission path of the multimedia content comprises: If the first message client and the second message client are identical, transmitting the multimedia content to a receiving terminal as it is through a WAP gateway; If the first message client and the second message client are different from each other, transmitting the multimedia content to convert the multimedia content into a format supported by the receiving terminal; And transmitting the multimedia content in a predetermined path when there are a plurality of message clients that can be serviced by the receiving terminal. The method of claim 23, wherein the notifying the receiving terminal of the reception of the multimedia content comprises: And a second server, which has received multimedia content from the first server, transmits a short message. The method of claim 23, wherein the converting the format of the multimedia content comprises: Receiving the multimedia content request signal from the receiving terminal; Comparing the format of the multimedia content with a format supported by the receiving terminal; If the format is different, converting a format of the multimedia content. The method of claim 23, wherein And receiving, by the receiving terminal, the multimedia content, transmitting a transmission report signal to the transmitting terminal.