KR20040074341A - Method for controlling ring-back-tone service using peer to peer function in a wireless communication system - Google Patents

Abstract

PURPOSE: A method for controlling a ringback tone service by using a peer-to-peer function of a wireless communication system is provided to directly transmit ringback tone data of a mobile communication terminal of a receiving side to an originator in peer-to-peer method, so that the mobile communication terminal of the receiving side can transmit ringback tone information. CONSTITUTION: An originating mobile communication terminal performs an invite command for a call setup request with regards to a receiving mobile communication terminal(S10). A call access server transmits the invite command including an originator IP address to the receiving terminal(S12). The receiving terminal transmits ringback tone data to the originating terminal(S14). The originating terminal processes the ringback tone data, and delivers the data as a voice and a sound(S16). The call access server performs a call progress(S18). The originating terminal transmits an approval message to the server(S20). The server transmits a response message(S22). If the receiving terminal transmits a response message for approving a call(S24), the server transmits the response message to the originating terminal(S26). The originating terminal transmits an approval message(S28). The server transmits the approval message(30). A speech path is formed between the two terminals(S32).

Description

METHOOD FOR CONTROLLING RING-BACK-TONE SERVICE USING PEER TO PEER FUNCTION IN A WIRELESS COMMUNICATION SYSTEM}

The present invention relates to a ringback tone service control method using a peer-to-peer function of a wireless communication system, and more particularly, when a call setup request is made from a calling mobile terminal to a called party in a wireless communication system, the called party moves. A method for controlling a ringback tone service using a peer-to-peer function of a wireless communication system for transmitting a ringback tone (that is, a ring back tone) generated by a communication terminal to a calling party using a peer-to-peer method will be.

As is well known, in a wireless communication system in which a mobile communication terminal is applied so that a user can perform voice communication and data communication with the other party while moving, the terminal user needs various terminal functions in addition to the basic voice call and data communication functions. The trend is to meet.

In the optional function of the mobile communication terminal, the incoming ring tone is upgraded to generate 16 polyphony or 40 polyphony from the single tone, and the image composed of the color screen is realized by implementing the display screen of the terminal as a color liquid crystal screen. In addition to enabling the display of a screen or a video screen, a coloring service that delivers a sound source such as a specific advertisement sound or music to the caller by improving the ringback tone of the ringback tone heard by the caller of the terminal is implemented.

In addition, in the current wireless communication system, various multimedia information data transmission services are available in connection with a wireless Internet communication network, which is connected to a media content server on a wireless Internet communication network in a mobile communication terminal, and receives various kinds of ringing tones. In addition to being able to selectively download and use it, a ringback tone coloring sound source can be set for a wireless communication network so that a sound transmission service can be performed while a call is waiting for a caller.

In the case of the setting service of the coloring sound source, when the user of the terminal arbitrarily selects a specific sound source among various kinds of sound sources pre-registered on the portal site provided from the content server on the wireless communication network, When a predetermined caller calls the coloring service subscriber side mobile communication terminal based on the service setting information for the service setting information, the preset coloring sound source can be transmitted to the calling party.

However, in such a conventional wireless communication system, a ring back tone ringing tone according to a coloring service preset by a called party on a wireless communication network is transmitted to a calling mobile terminal in a state in which call setting is requested at a predetermined calling party. Therefore, there is a problem that it is difficult for the called party mobile terminal to transmit the ring back tone information that is different from the other users for the calling party.

Moreover, in the setting service of the coloring source performed in the conventional wireless communication system, the destination user is provided with the same coloring sound source preset in advance by the destination side irrespective of the originating user. There is a problem that it is impossible to provide a ring back tone characterized by very much.

Accordingly, the present invention has been made in view of the above-described conventional circumstances, and its object is to provide ring back tone ring back tone data held by the called mobile communication terminal when a call setup request is made from the calling mobile communication terminal to the called party. It is to provide a ringback tone service control method using a peer-to-peer function of a wireless communication system that can directly transmit to the calling party in a peer-to-peer manner.

Another object of the present invention is a wireless communication system for transmitting multimedia data such as video, image, animation, voice, and music data of a ringback tone, which is transmitted from a called mobile communication terminal to a calling party, in a complex form. It is to provide a ringback tone service control method using a peer-to-peer function.

It is still another object of the present invention to set a ringback tone ringback tone data having a different data content for each calling party user in a called-party mobile terminal, and to directly transmit a ring using a peer-to-peer function of a wireless communication system. It is to provide a method for controlling backtone service.

1 is a diagram illustrating a configuration of a wireless communication system to which a ringback tone service control method using a peer-to-peer function according to the present invention is applied;

2 is a diagram illustrating a data flow for explaining a state in which multimedia ringback tone data from a called mobile communication terminal is transmitted to a calling party through a peer-to-peer function according to a preferred embodiment of the present invention;

3 is a diagram illustrating a configuration of a mobile communication terminal to which a ringback tone service using a peer-to-peer function according to the present invention is applied;

4 is a diagram illustrating a state in which a single ringback tone is set from a memory of the mobile communication terminal illustrated in FIG. 3 according to one embodiment of the present invention;

5 is a diagram illustrating a state in which ringback tones are individually set for each terminal number from a memory of the mobile communication terminal illustrated in FIG. 3 according to another embodiment of the present invention;

6 is a flowchart illustrating an operation of a ringback tone service control method using a peer-to-peer function of a wireless communication system according to the present invention.

<Description of the symbols for the main parts of the drawings>

10: calling mobile terminal, 20: receiving mobile terminal,

30: Wireless access network, 40: ALL IP network,

50: access server, 55: user location management server,

60: wireless modem module, 62: keypad,

64: memory, 66: control processor,

68: image processing module, 70: display unit,

72: video camera, 74: audio processing module,

76: speaker, 78: microphone.

In order to achieve the above object, according to the present invention, in the wireless communication system configured to enable a packet video call between each mobile communication terminal, the step of requesting a call setup to the destination mobile communication terminal in the calling mobile communication terminal, Transmitting, by the call access server, the IP address information designated for the calling mobile terminal to the called mobile terminal, and the ring back tone data of the ringback tone set by the called mobile communication terminal by itself. Transmitting the information to the calling mobile terminal through the information, and reproducing the video / audio of the ring back tone of the ringback tone received from the called mobile terminal until the call path is established. Peer-to-peer function of a wireless communication system, characterized in that consisting of Yonghan RBT provides a service control method.

Hereinafter, the present invention configured as described above will be described in detail with reference to the accompanying drawings.

That is, FIG. 1 is a diagram illustrating a configuration of a wireless communication system to which a ringback tone service control method using a peer-to-peer function according to the present invention is applied.

As shown in FIG. 1, a wireless communication system to which the method of the present invention is applied includes a calling party mobile terminal 10, a called party mobile communication terminal 20, a wireless access network 30, and an ALL IP network 40. ), A call connection server 50 and a home subscriber server (HSS) 55.

The calling party mobile terminal 10 is configured to enable packet video communication with the other party through the wireless access network 30 and the ALL IP network 40, and requests a call setup to a specific called party mobile communication terminal 20. According to the call setup request, the ring back tone call connection sound data provided from the called-party mobile communication terminal 20 can be reproduced by video / audio until the call path is established.

The called party mobile communication terminal 20 is configured to enable packet video communication with the other party through the wireless access network 30 and the ALL IP network 40, and the call establishment request from the calling mobile communication terminal 10 is If so, it is possible to directly transmit the ring back tone tone connection data of the preset ringback through the IP address information of the calling mobile terminal 10 provided from the call connection server 50.

Here, the ring back tone ring tone data directly transmitted from the called mobile terminal 20 to the calling mobile terminal 10 includes at least two multimedia data such as video, image, animation, voice, and music data. It is a complex form.

As shown in FIG. 2, the calling mobile terminal 10 and the called mobile terminal 20 receive the call setup request from the calling mobile terminal 10 after receiving the call setup request. When the terminal 20 obtains the IP address information of the calling party, the caller transmits ringback tone data of at least two ringback tones including video, image, animation, voice, and music data to the corresponding address. The mobile communication terminal 10 reproduces ring back tone data in a ringback tone, and when a call path is formed, a standard protocol command of H.323 or Session Initiation Protocol (SIP) is performed as a packet video call service proceeds. The video call is initiated.

In FIG. 1, the wireless access network 30 has an IP-based Radio Access Network (RAN) structure including a mobile communication base station and a mobile communication controller, and the calling mobile terminal 10 and the called mobile terminal. 20 performs IP packetization transmission of all data and call signals for performing video call service therebetween.

The ALL IP network 40 is for integrating a mobile communication service structure and a protocol based on IP, and is based on IP and IP based on packet switching and circuit switching for transmission of video calls and multimedia data. Bi-directional packet transmission environment is established.

The call access server 50 is a component of the ALL IP network 40 and performs a routing operation of an incoming call as a function in charge of a part related to incoming calls and session processing according to a standard protocol of SIP or H.323. Performs gateway function, call control function for call setup and termination, status / event management, event reporting for billing, and address handling function for processing IP address set for each mobile communication terminal. .

The user location management server 55 interoperates with the call connection server 50 to manage subscriber information related to a service of a terminal user and to manage location information of the user.

3 is a diagram illustrating a configuration of a mobile communication terminal to which a ringback tone service using a peer-to-peer function according to the present invention is applied.

As shown in FIG. 3, the mobile communication terminal, in particular, the destination mobile communication terminal 20 includes a wireless modem module 60, a keypad 62, a memory 64, a control processor 66, and an image processing module. 68, the display unit 70, the video camera 72, the audio processing module 74, the speaker 76, and the microphone 78. As shown in FIG.

The wireless modem module 60 performs the intermediate frequency processing and the frequency band conversion of the high frequency signal received through the receiving antenna, and performs the intermediate frequency conversion and the high frequency conversion of the voice and media data signals to be transmitted. In addition to performing digital conversion for receiving media data and analog conversion for transmission, protocol processing is also performed.

The keypad 62 has a plurality of function keys for inputting numerals and letters for video or data communication with the other party's mobile communication terminal. Perform key input for setting the ring back tone data.

The memory 64 stores call ring tone information including at least two video, image, animation, voice, and music data for setting ring back tone ring tone data to be transmitted to the other party as multimedia composite information. have.

The control processor 66 performs overall control processing for packet video call and data communication with the other party's mobile communication terminal by SIP or H.323 standard protocol command by wireless communication through the wireless modem module 60. In addition, among the plurality of ring tone information stored in the memory 64 according to the key input of the keypad 62 (ie, multimedia data in which at least two video, image, animation, music, and voice data are combined) Specific call ring tone information is set, and control is performed to transmit the preset call ring tone data to the caller when a call setup request from the other party is called.

The image processing module 68 may signal-process data of an image component such as a video, an image, and an animation received from a counterpart according to packet image communication so that the image may be output on the display unit 70 and displayed. The video signal photographed from (72) is subjected to video processing for transmission.

The voice processing module 74 processes the voice and music data received from the other party according to packet image communication to be output through the speaker 76, and the voice signal input from the microphone 78. It is possible to transmit the voice processing.

As illustrated in FIG. 4, the control processor 66 includes a plurality of ring back tone information 64a in which at least two video, image, animation, voice, and music data stored in the memory 64 are combined. A single ring back tone information set according to a user operation of the keypad 62 is stored as ring back tone ring back tone setting information 70, and the call setup request of the calling party mobile terminal 10 is subsequently made. At the time, the ring back tone information designated according to the ring back tone setting information 70 can be transmitted to the calling party.

On the other hand, when the control processor 66 is to give the ring back tone information of the individual ringback tone to each of the plurality of counterpart calling party mobile communication terminal, as shown in Figure 5 user setting by the keypad 62 According to the plurality of ring back tone information 64a to 64f stored in the memory 64 according to each terminal number 72-1 to 72-n assigned to each calling mobile terminal. Each ring tone is individually set to form a plurality of ring tone settings information 74-1 to 74-n.

Therefore, the control processor 66, when a call setup request from the calling mobile terminal to which a specific terminal number is assigned among the plurality of terminal numbers 72-1 to 72-n is received, the call set for the corresponding terminal number. The multimedia call ring tone data according to the ring tone setting information is transmitted to the called party.

Next, the operation of the present invention made as described above will be described in detail with reference to the flowchart of FIG. 6.

First, in the calling mobile terminal 10, a call request request for the called party's mobile communication terminal 20 of the other party is called to the call access server 50 through the wireless access network 30 and the ALL IP network 40. The byte command includes the IP address information of the calling mobile terminal 10 (step S10).

Accordingly, the call connection server 50 transmits an invite command including the caller's IP address received according to the call setup request of the calling mobile terminal 10 to the called mobile terminal 20 (step). S12).

Accordingly, the called-party mobile communication terminal 20 is a multimedia ring back tone as a composite information in which at least two multimedia data (ie, video, image, animation, voice, and music data) preset by a user's setting operation are combined. The call ring tone data of the transmission to the calling mobile terminal 10 through the IP address (step S14), the calling mobile terminal 10 receives the multimedia received from the called mobile terminal 20 Video and audio processing of ring back tone ring back tone data is performed through video display and a speaker, respectively (step S16).

On the other hand, the call connection server 50 analyzes the terminal number of the destination mobile communication terminal 20 through the subscriber information and the user location information from the user location management server 55, and performs a call procedure (183 Call Progress) (Step S18).

Accordingly, the calling mobile terminal 10 transmits an acknowledgment message (PRACK) to the call access server 50 (step S20), and the call access server 50 responds to the approval (200 OK). ) Is transmitted to the calling mobile terminal 10 (step S22).

In this state, when the called-party mobile communication terminal 20 transmits a response message 200 OK for accepting the call (step S24), the call connection server 50 responds to the call acceptance 200 OK) is transmitted to the calling mobile terminal 10 (step S26).

The calling mobile terminal 10 transmits an acknowledgment message (ACK) to the response message 200 OK from the call access server 50 (step S28), and the call access server 50 is connected thereto. The acknowledgment message (ACK) is transmitted to the called-party mobile communication terminal 20 (step S30).

Accordingly, a packet video call is made based on the SIP protocol while a call path is formed between the calling mobile terminal 10 and the called mobile terminal 20 (step S32).

On the other hand, the present invention is not limited to the above-described typical preferred embodiments, but can be carried out in various ways without departing from the gist of the present invention, various modifications, alterations, substitutions or additions are common in the art Those who have knowledge will easily understand. If the implementation by such improvement, change, replacement or addition falls within the scope of the appended claims, the technical idea should also be regarded as belonging to the present invention.

According to the present invention as described above, when a specific calling party mobile communication terminal makes a call setup request for packet video call with the other party's called party, the call ring tone data of the multimedia ringback tone possessed by the called party's mobile communication terminal is held. Is transmitted to the calling mobile terminal according to the peer-to-peer method so that the calling mobile terminal can reproduce the message content or the desired data contents actively for the calling party. It has the effect that it becomes possible to transmit the ring back tone information having.

Claims (5)

In the wireless communication system configured to enable packet video call between each mobile communication terminal, A first step of requesting call setup from a calling mobile terminal by a calling mobile terminal; A second step of the call access server transmitting the IP address information designated for the calling mobile terminal to the called mobile terminal; A third step of transmitting ring back tone data of a ringback tone set by the called mobile terminal to the calling mobile terminal through IP address information of the calling party; Peer-to-peer of the wireless communication system, characterized in that the calling mobile terminal is a video / voice playback of the ring back tone ring tone received from the called mobile terminal until the call path is established Ringback tone service control method using the function. The method of claim 1, In the first step, the peer-to-peer of the wireless communication system, wherein the calling mobile communication terminal transmits the IP address information set for the calling mobile terminal when the call setting request is made to the called party. Ringback tone service control method using the function. The method of claim 1, In the third step, the ring back tone ring back tone data from the called-party mobile communication terminal is a peer-to-peer function of a wireless communication system, characterized in that at least two or more types of multimedia data are combined by type. Ringback tone service control method using The method of claim 3, wherein In the third step, further comprising the step of setting the specific ring back tone information from the plurality of ring back tone information combined at least two multimedia data of video, image, animation, voice, music in the called-party mobile communication terminal; Ring back tone service control method using a peer-to-peer function of a wireless communication system, characterized in that made. The method of claim 3, wherein In the third step, the plurality of call connection tone information combined with at least two multimedia data of video, image, animation, voice, and music in the called mobile communication terminal are allocated to the plurality of calling mobile terminals. Ringback tone service control method using a peer-to-peer function of a wireless communication system, characterized in that it further comprises the step of setting individually for each terminal number.