KR100704401B1 - Method and Apparatus for providing additional service using DTMFDual Tone Multi Frequency key on telecommunication - Google Patents

Abstract

The present invention provides a method for providing an additional service using a pre-call shortcut key in a mobile communication network including a calling terminal, a calling exchange, a home location register, an additional service device, and a receiving exchange managing at least one receiving terminal. Receives a first call connection request signal from an exchange, sends a second call connection request signal to a receiving side exchange in response to the first call connection request signal, and a second call connection response from the receiving side exchange in response to a call response signal; Receiving a signal, sending a first call connection response signal to the calling exchange in response to the second call connection response signal, and receiving a DTMF (Dual Tone Multi Frequency) key input signal from the calling terminal in response to the voice message service signal. Before a call is received and a supplementary service is transmitted to a calling terminal in response to a DTMF (Dual Tone Multi Frequency) key input signal. It may provide additional services using shortcuts.

Supplementary Service, Dual Tone Multi Frequency (DTMF)

Description

Method and Apparatus for providing additional service using shortcut key during call {Method and Apparatus for providing additional service using Dual Tone Multi Frequency (DTMF) key on telecommunication}

1 is a view showing a service providing method using a dual tone multi frequency (DTMF) key during call connection according to an embodiment of the present invention.

2 is a diagram illustrating a service providing method using SMS after a call connection failure according to an exemplary embodiment of the present invention.

3 is a diagram illustrating a method of using an additional service by a guide service during a call according to an exemplary embodiment of the present invention.

4 is a diagram illustrating a method of directly using an additional service by inputting a DTMF key during a call according to an exemplary embodiment of the present invention.

5 is a diagram illustrating a method of using an additional service by a busy menu service in a WCDMA environment according to an embodiment of the present invention.

6 is a conceptual diagram of a subscription and call processing procedure of an additional service by DTMF key input according to an embodiment of the present invention.

7 is a conceptual diagram of an additional service by pre-call DTMF key input according to an embodiment of the present invention.

8 is a diagram illustrating an interactive voice response (IVR) service scenario using a pre-call DTMF key according to an embodiment of the present invention.

9 is a service scenario when the call is terminated without using the service according to the present invention using the DTMF key before the call according to the preferred embodiment of the present invention.

10 is a diagram illustrating a call notification service to a receiving terminal when a call is impossible according to an exemplary embodiment of the present invention.

FIG. 11 illustrates an additional service using a DTMF key during a call according to an embodiment of the present invention. FIG.

12 is a diagram showing the configuration of an additional service according to an embodiment of the present invention.

13 is a signal flow diagram illustrating a method of using an additional service using a non-call DTMF key according to an embodiment of the present invention.

14 is a signal flow diagram illustrating a method of using an additional service using a DTMF key at the time of no response according to an exemplary embodiment of the present invention.

15 is a signal flow diagram illustrating a method of using an additional service using a DTMF key during a call according to an embodiment of the present invention.

FIG. 16 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when a call is impossible in a mobile communication network including a service controller according to an exemplary embodiment of the present invention. FIG.

17 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when no response is provided in a mobile communication network including a service controller according to an exemplary embodiment of the present invention.

18 is a signal flow diagram illustrating a method of using an additional service using a DTMF key during a call according to an embodiment of the present invention.

19 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when a call is unavailable in a third generation mobile communication according to an embodiment of the present invention.

20 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when no response is performed in a third generation mobile communication according to an embodiment of the present invention.

21 is a signal flow diagram illustrating a method of using an additional service using a DTMF key during a call in a third generation mobile communication according to an embodiment of the present invention.

22 is a signal flow diagram illustrating a method of using an additional service using a DTMF key after a call is terminated according to an exemplary embodiment of the present invention.

23 is a view showing a recording service during a call that can be used in the present invention according to an embodiment of the present invention.

24 is a diagram illustrating a background tone service during a call that can be used in the present invention according to an embodiment of the present invention.

25 is a diagram illustrating a busy sound effect service that can be used in the present invention according to an embodiment of the present invention.

FIG. 26 illustrates a voice modulation service during a call that can be used in the present invention according to an embodiment of the present invention. FIG.

27 is a view showing a love emotion analysis service during a call that can be used in the present invention according to an embodiment of the present invention.

FIG. 28 is a diagram illustrating a lie detection service during a call that can be used in the present invention according to an embodiment of the present invention. FIG.

29 is a view showing a sound source setting service that can be used in the present invention according to an embodiment of the present invention.

30 is a view showing a business card transmission service that can be used in the present invention according to an embodiment of the present invention.

31 is a view showing a voice guidance service that can be used in the present invention according to an embodiment of the present invention.

32 is a diagram illustrating an SMS guide service that can be used in the present invention according to an embodiment of the present invention.

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

101: calling terminal

103: mobile communication network

105: receiving terminal

107: additional service device

The present invention relates to a method and an apparatus for providing an additional service using a shortcut key during a call.

In the existing communication network, there have been many methods for providing an additional service using shortcut keys. In particular, a method of providing an additional service through a communication network using a DTMF (Dual Tone Multi Frequency) key has been provided with many services.

However, all of the existing methods are only a method of directly accessing and using a service server for a specific service, and there is a disadvantage in that a specific service does not immediately provide a desired service.

The present invention has been made to overcome the above-mentioned problems, and an object thereof is to provide an additional service quickly by using a DTMF key at any stage, before, during, or after a call.

In addition, another object of the present invention is to provide an opportunity to use additional services additionally by using an SMS message when the additional service is not provided using the DTMF key in the call step.

In order to achieve the above objects, according to an aspect of the present invention, in a mobile communication network comprising a calling party terminal, a calling party exchange, a home location register, an additional service device and a receiving side exchange managing at least one receiving terminal. In a method for providing an additional service using a shortcut key before a call, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal is transmitted from the calling terminal to the calling exchange. The originating exchange that originates and receives the call establishment request signal sends the subscriber information request signal of the originating terminal to the home location register and the home location register that receives the subscriber information request signal from the originating exchange exchanges the call. The subscriber information is transmitted by sending a subscriber information response signal to the calling exchange. An originating exchange receiving the answer signal, originating from the originating exchange, sending a second call connection request signal to the receiving exchange in correspondence with the first call connection request signal, wherein the second call connection request signal is received. The receiving side exchange sends a call signal to the receiving side terminal and the receiving side terminal receiving the calling signal transmits a call response signal to the receiving side exchange, corresponding to the calling response signal; A second call connection response signal from the second call connection response signal and a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein the originating terminal corresponds to the first call connection signal. And a call path is formed at the receiving terminal and the receiving terminal is incapable of talking, the receiving exchange exchanges a voice message to the calling terminal. And a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice message service signal, and corresponding to the dual tone multi frequency (DTMF) key input signal. An additional service providing method using a pre-call shortcut key including transmitting an additional service to a calling party terminal may be provided.

Referring to another aspect of the present invention, an addition using a pre-call shortcut in a mobile communication network including a calling terminal, a calling exchange, a home location register, an additional service device, and a receiving exchange managing at least one receiving terminal. In a service providing method, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the originating terminal and the call setup request. The originating exchange receiving the signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange is the subscriber information to the calling exchange. The call receiving the subscriber information response signal by sending a response signal; Originating from the side exchange, sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is configured to perform the call; Sending a call signal to a receiving terminal and receiving the call signal, the receiving terminal transmits a call response signal to the receiving side exchange; and, in response to the call response signal, accesses a second call from the receiving side exchange. Receive a response signal and send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein the originating terminal and the receiving terminal correspond to the first call connection signal; When the call path is formed and the receiving terminal is unanswered, the receiving exchange sends a ring back tone to the calling terminal, It can be provided in correspondence to the ring back tone to add a service providing method using the call before shortcut comprising sending a supplementary service to the calling terminal.

Referring to another aspect of the present invention, a short-term key during a call in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, an additional service device and a receiving side exchange managing at least one receiving terminal. In an additional service providing method, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the calling terminal and establishes the call. The originating exchange receiving the request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange is sent to the calling exchange. Sending the subscriber information response signal to receive the subscriber information response signal Originating exchange originated by the originating exchange, sending a second call connection request signal to the receiving exchange in correspondence with the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal Sending a call signal to the receiving terminal and receiving the call signal, the receiving terminal transmits a call response signal to the receiving side exchange-, a second call connection response from the receiving exchange corresponding to the call response signal; Receives a signal and sends a first call connection response signal to the calling exchange in response to the second call connection response signal, where a call is made to the calling terminal and the receiving terminal corresponding to the first call connection signal; A path is formed and the receiving terminal sends a response signal to the receiving side exchange, the first exchange at the receiving side exchange corresponding to the response signal. Receiving a response message signal and sending a second response message signal to the calling exchange in response to the first response message signal, wherein the calling terminal and the receiving terminal correspond to the first response message signal; -A call is connected-Receives a Dual Tone Multi Frequency (DTMF) key input signal from the calling terminal during the call connection, and transmits an additional service to the calling terminal according to the Dual Tone Multi Frequency (DTMF) key input signal. It is possible to provide a method for providing an additional service using a shortcut key during a call including.

In another aspect of the present invention, in a mobile communication network including a calling terminal, a calling exchange, a home location register, a short message service center, an additional service device, and a receiving side exchange managing at least one receiving terminal. In a method of providing an additional service using a hot key after a call, a first call release signal is received from the receiving side exchange, wherein the first call release signal is received by receiving the first call termination signal originated by the receiving terminal. Originating side exchange, originating from a second call release signal to the originating exchange in response to the first call release signal, wherein the originating exchange receiving the second call release signal is the originating terminal. A second call termination signal to the second call termination signal; and completing a second call release completion from the calling exchange in response to the second call termination signal. Receiving a call and sending a supplementary service originating request signal to the short message service center in response to the second call release signal; the short message service center receiving the originating request signal sends a short message to the calling terminal. Outbox-may provide an additional service providing method using a hot key after the call, including transmitting a first call release completion signal to the receiving side exchange corresponding to the second call release signal.

According to another aspect of the present invention, before a call in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, an additional service device, a service controller and a receiving side exchange managing at least one receiving terminal. In the additional service providing method using a shortcut key, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange. The originating exchange receiving the call establishment request signal transmits the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange is the originating exchange. Sends the subscriber information response signal to the subscriber information response signal. The Shinhan originating exchange exchanges an AI (Analyzed Information) signal to the service controller and the service controller receiving the AI signal transmits an AI response signal to the originating exchange and the originating exchange which receives the AI response signal Originating call, sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is sent to the receiving terminal. The receiving terminal sending a call signal and receiving the calling signal transmits a call response signal to the receiving side exchange, receives a second call connection response signal from the receiving side exchange in response to the call response signal, Send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein the first call connection signal; Correspondingly, when a call path is formed between the calling terminal and the receiving terminal and the receiving terminal is not available, the receiving exchange sends a voice message service signal to the calling terminal, the voice message service signal. Corresponding to receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal and transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal. An additional service providing method using a shortcut key may be provided.

According to another aspect of the present invention, before a call in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, an additional service device, a service controller and a receiving side exchange managing at least one receiving terminal. In a method for providing a value added service using a shortcut key, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the calling terminal. And the originating exchange receiving the call establishment request signal transmits the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange is the originating call. The subscriber information response signal is sent to the side exchange and the subscriber information response signal is transmitted. The originating exchange, which has received the signal, sends an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal transmits an AI response signal to the originating exchange and receives the AI response signal. Originating from the side exchange, sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is configured to perform the call; Sending a call signal to a receiving terminal and receiving the call signal, the receiving terminal transmits a call response signal to the receiving side exchange, and according to the call response signal, a second call connection response from the receiving side exchange. Receive a signal and send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein When the call path is formed in the calling terminal and the called terminal according to the first call connection signal and the called terminal is not answered, the called exchange sends a call ring tone to the calling terminal; A method of providing an additional service using a pre-call shortcut key including transmitting an additional service to the calling terminal in response to a call connection sound may be provided.

In another aspect of the present invention, in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, an additional service device, a service controller, and a receiving side exchange managing at least one receiving terminal. In the additional service providing method using a shortcut key, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange. The originating exchange receiving the call establishment request signal transmits the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange is the originating exchange. The subscriber information response signal and the subscriber information response signal The Shinhan originating exchange exchanges an AI (Analyzed Information) signal to the service controller and the service controller receiving the AI signal transmits an AI response signal to the originating exchange and receives the AI response signal. Originating from the second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is received from the receiving side. Sending a call signal to a terminal and receiving the call signal, the receiving terminal sends a call response signal to the receiving exchange-receiving a second call connection response signal from a receiving exchange corresponding to the call response signal; Send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein the first call A call path is formed in the originating terminal and the receiving terminal in correspondence with the fast signal, and the receiving terminal transmits a response signal to the receiving exchange, and the first exchange in the receiving exchange corresponds to the response signal. Receiving a response message signal and sending a second response message signal to the calling exchange in response to the first response message signal, wherein the calling terminal and the receiving terminal correspond to the first response message signal; Is connected to the call, receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection, and providing additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal. An additional service providing method using a shortcut key during a call including transmitting may be provided.

In another aspect of the present invention, in a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, an additional service device and a receiving side switching device managing at least one receiving terminal. In a method for providing an additional service using a shortcut key before a call, a first call connection request signal is received from the calling party switching device, wherein the first call connection request signal is a call setup request from the calling terminal to the calling party switching device. The calling party switching device that has sent a signal and received the call setup request signal has sent the subscriber information request signal of the calling party terminal to the home location registration device and has received the subscriber information request signal from the calling party switching device. The location registration device sends a subscriber information response signal to the calling party switching device, thereby transmitting the subscriber information. Originating switching device receiving an information response signal, originating from a call exchange switch, sending a second call connection request signal to the receiving switching device corresponding to the first call connection request signal, wherein the second call connection request is generated. The receiving side exchange device receiving the signal sends a call signal to the receiving side terminal and the receiving terminal receiving the call signal transmits a call response signal to the receiving side exchange device, corresponding to the call response signal. Receiving a second call connection response signal from a receiving side switching device, sending a first call connection response signal to the calling side switching device corresponding to the second call connection response signal, and receiving the first call connection response signal. A first audio and video channel is generated in correspondence with the received calling party switching device, and the receiving side switching device and the second voice are corresponding to the first audio and video channel. The receiving side switching device generates a video channel when the voice and video channel is formed between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel and the receiving terminal is not available. Transmitting a voice and video message service signal to the calling terminal; receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice and video message service signal; Multi-Frequency) An additional service providing method using a pre-call hotkey including transmitting an additional service to the calling terminal in response to a key input signal may be provided.

In another aspect of the present invention, in a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, an additional service device and a receiving side switching device managing at least one receiving terminal. In the method of providing a value added service using a shortcut key before a call, a first call connection request signal is received from the calling party switching device, wherein the first call connection request signal is set by the calling terminal to the calling party switching device. The calling party switching device that has sent a request signal and received the call setup request signal has sent the subscriber information request signal of the calling party terminal to the home location registration device and received the subscriber information request signal from the calling party switching device. The home location registration device sends a subscriber information response signal to the calling party switching device, thereby transmitting the subscriber information. An originating exchange having received an information response signal, originating from the originating exchange device, sending a second call connection request signal to the receiving exchange device in response to the first call connection request signal, wherein the second call connection request signal is generated. Receiving side exchange device sends a call signal to the receiving terminal and the receiving terminal receiving the call signal transmits a call response signal to the receiving side exchange device, corresponding to the call response signal Receives a second call connection response signal from a receiving side switching device, sends a first call connection response signal to the calling party switching device corresponding to the second call connection response signal, and receives the first call connection response signal. A first audio and video channel is generated corresponding to the calling party switching device, and the receiving and switching device and the second voice are corresponding to the first audio and video channel. Generating a video channel, wherein the receiving side switching device is configured to generate a voice and video channel between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel and the receiving terminal is unresponsive. Sending a call response content signal to the calling party terminal, and may provide a method for providing an additional service using a pre-call shortcut, including transmitting the additional service to the calling terminal corresponding to the call response content signal.

In another aspect of the present invention, in a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, an additional service device and a receiving side switching device managing at least one receiving terminal. In a method for providing an additional service using a shortcut key before a call, a first call connection request signal is received from the calling party switching device, wherein the first call connection request signal is a call setup request from the calling terminal to the calling party switching device. The calling party switching device that has received the call setup request signal and has sent the subscriber information request signal of the calling party terminal to the home location registration device and received the subscriber information request signal from the calling party switching device; The home location registration device transmits the subscriber information response signal to the calling party switching device. Originating switching device receiving the particle information response signal, originating from the originating exchange device, sending a second call connection request signal to the receiving side switching device corresponding to the first call connection request signal, wherein the second call connection request is made. The receiving side exchange device receiving the signal sends a call signal to the receiving side terminal and the receiving terminal receiving the call signal transmits a call response signal to the receiving side exchange device, corresponding to the call response signal. Receiving a second call connection response signal from a receiving side switching device, sending a first call connection response signal to the calling side switching device corresponding to the second call connection response signal, and receiving the first call connection response signal. A first audio and video channel is generated in correspondence with the received calling party switching device, and a second sound is generated in response to the first audio and video channel. And a video channel, wherein a voice and video channel is formed between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel, and the receiving terminal sends a response signal to the receiving switching device. Outgoing box, receiving a first response message signal at the receiving side exchange device in response to the response signal, and sending a second response message signal to the calling side exchange device in response to the first response message signal, wherein In response to the first response message signal, a call is connected between the calling party terminal and the receiving terminal-during the call connection, a DTMF (Dual Tone Multi Frequency) key input signal is received from the calling party terminal, and the DTMF ( Dual Tone Multi Frequency) shortcut key during a call including transmitting an additional service to the calling terminal in response to a key input signal Using can provide additional service delivery.

In an exemplary embodiment, the additional service provided by the additional service device may be a call automatic reservation service. The additional service provided by the additional service device may be a message transfer service.

The additional service provided by the additional service device may be a service of setting a call service sound source of a receiving terminal as a service sound source of a calling terminal. The service sound source may be a background sound, a call connection sound, a ringtone, a karaoke, a music on demand (MOD), a video on demand (VOD), and an MP3 service. In addition, the additional service provided by the additional service device may be characterized by sending a service access SMS.

The additional service provided by the additional service device may be a call automatic reservation service. The additional service provided by the additional service device may be a message transfer service. The additional service provided by the additional service device may be a service of setting a call service sound source of a receiving terminal as a service sound source of a calling terminal. The service sound source may be a background sound, a call connection sound, a ringtone, a karaoke, a music on demand (MOD), a video on demand (VOD), and an MP3 service. In addition, the additional service provided by the additional service device may be characterized by sending a service access SMS.

In addition, the additional service provided by the additional service device may be characterized by sending a service access SMS. The additional service provided by the additional service device may be a service of setting a call service sound source of a receiving terminal as a service sound source of a calling terminal.

The service sound source may be a background sound, a call connection sound, a ringtone, a karaoke, a music on demand (MOD), a video on demand (VOD), and an MP3 service. The additional service provided by the additional service device may be a business card transmission service. The additional service provided by the additional service apparatus may be an automatic address book management service. The additional service provided by the additional service device may be a location information transmission service. The additional service provided by the additional service device may be a gift certificate gift service. The additional service provided by the additional service device may be an email transmission service.

In another aspect of the present invention, an additional service using a pre-call shortcut in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, and a receiving side exchange managing at least one receiving terminal. In an additional service device providing a first call connection request signal received from the originating exchange, wherein the first call connection request signal is the originating terminal sends a call setup request signal to the originating exchange and the call The home exchange register receiving the setup request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange switches the subscriber to the calling exchange. The calling party that has received the subscriber information response signal by sending an information response signal Originating from the exchange, and sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is the receiving side. The receiving terminal, which has sent a call signal to the terminal and has received the call signal, sends a call response signal to the receiving side exchange-receiving a second call connection response signal from the receiving exchange corresponding to the call response signal; And transmit a first call connection response signal to the calling exchange in response to the second call connection response signal, wherein a call path is formed in the calling terminal and the receiving terminal in accordance with the first call connecting signal. And the receiving exchange sends a voice message service signal to the calling terminal when the receiving terminal is unavailable for call. Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to a service signal, and transmitting an additional service to the calling terminal according to the dual tone multi frequency (DTMF) key input signal; An additional service device may be provided.

In another aspect of the present invention, an additional service using a pre-call shortcut in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, and a receiving side exchange managing at least one receiving terminal. In an additional service device providing a first call connection request signal received from the originating exchange, wherein the first call connection request signal is the originating terminal sends a call setup request signal to the originating exchange and the call The home exchange register receiving the setup request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange switches the subscriber to the calling exchange. The calling party that has received the subscriber information response signal by sending an information response signal Originating from the exchange, and sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is the receiving side. The receiving terminal sending a call signal to the terminal and receiving the call signal sends a call response signal to the receiving side exchange, and receives a second call connection response signal from the receiving side exchange in response to the call response signal. And transmit a first call connection response signal to the calling exchange in response to the second call connection response signal, wherein a call path is formed in the calling terminal and the receiving terminal in accordance with the first call connecting signal. And when the receiving terminal is unanswered, the receiving exchange sends a ring back tone to the calling terminal-corresponding to the ring back tone. Group can provide a supplementary service comprises sending a supplementary service to the calling party terminal.

In another aspect of the present invention, an additional service using a shortcut key during a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, and a receiving exchange managing at least one receiving terminal. In an additional service device providing a first call connection request signal received from the originating exchange, wherein the first call connection request signal is the originating terminal sends a call setup request signal to the originating exchange and the call The home exchange register receiving the setup request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register receiving the subscriber information request signal from the calling exchange switches the subscriber to the calling exchange. The calling party that has received the subscriber information response signal by sending an information response signal Originating from the exchange, and sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal is the receiving side. The receiving terminal, which has sent a call signal to the terminal and receives the call signal, sends a call response signal to the receiving side exchange, and receives a second call connection response signal from the receiving side exchange in response to the call response signal. And transmit a first call connection response signal to the calling exchange in response to the second call connection response signal, wherein a call path is formed in the calling terminal and the receiving terminal in accordance with the first call connecting signal. And the receiving terminal sends a response signal to the receiving side exchange, corresponding to the response signal, the first response message at the receiving side exchange. Receives a signal, and sends a second response message signal to the calling exchange in response to the first response message signal, wherein the calling terminal and the receiving terminal correspond to the first response message signal. Connected, receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection, and transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal. It can provide an additional service device comprising a.

In another aspect of the present invention, a hot key after a call in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, a short message service center, and a receiving side exchange managing at least one receiving terminal. A first service release signal is received from a receiving side exchange in a supplementary service apparatus that provides a supplementary service using a first call release signal, wherein the first call release signal is received by the receiving side exchange receiving the first call termination signal sent by the receiving terminal. An originating signal, which sends a second call release signal to an originating exchange in response to the first call release signal, wherein the originating exchange that receives the second call release signal ends the second call to the originating terminal; Originating a signal, receiving a second call release completion signal corresponding to a second call termination signal from the originating exchange, and receiving the second call release signal In response to the additional message originating request signal to the short message service center-the short message service center receiving the originating request signal sends a short message to the calling terminal-corresponding to the second call release signal; By providing a first service release completion signal to the receiving side exchange can be provided an additional service device.

Referring to another aspect of the present invention, using a pre-call shortcut key in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, a service controller and a receiving side exchange that manages at least one receiving terminal. In an additional service apparatus for providing an additional service, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the calling terminal. And the originating exchange that receives the call establishment request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register that receives the subscriber information request signal from the calling exchange is the calling party. Sends a subscriber information response signal to the exchange and sends the subscriber information response signal. The receiving originating exchange exchanges an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal transmits an AI response signal to the originating exchange and receives the AI response signal. Originating from the second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receives the second call connection request signal from the receiving side terminal. And the receiving terminal, which has received a call signal and receives the call signal, sends a call response signal to the receiving side exchange, and receives a second call connection response signal from the receiving side exchange in response to the call response signal. Send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, where the first call connection response When a call path is formed between the calling terminal and the receiving terminal corresponding to a call and the receiving terminal is not available for communication, the receiving exchange sends a voice message service signal to the calling terminal, the voice message service. Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the signal, and transmitting an additional service to the calling terminal according to the dual tone multi frequency (DTMF) key input signal; An additional service device may be provided.

Referring to another aspect of the present invention, using a pre-call shortcut key in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, a service controller and a receiving side exchange that manages at least one receiving terminal. In an additional service apparatus for providing an additional service, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the calling terminal. And the originating exchange that receives the call establishment request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register that receives the subscriber information request signal from the calling exchange is the calling party. Send subscriber information response signal to the exchange; The receiving originating exchange exchanges an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal transmits an AI response signal to the originating exchange and receives the AI response signal. Originating from the second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receives the second call connection request signal from the receiving side terminal. And the receiving terminal, which has received a call signal and receives the call signal, sends a call response signal to the receiving side exchange-receiving a second call connection response signal from the receiving side exchange in response to the call response signal. Send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein the first call connection When a call path is formed in the calling terminal and the called terminal according to a call, and the called terminal is not answered, the called exchange sends a call ring tone to the calling terminal, corresponding to the call ring tone. An additional service apparatus may be provided, including transmitting an additional service to a calling terminal.

Referring to another aspect of the present invention, by using a hot key during a call in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, a service controller, and a receiving side exchange managing at least one receiving terminal. In an additional service apparatus for providing an additional service, a first call connection request signal is received from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the calling terminal. And the originating exchange that receives the call establishment request signal sends the subscriber information request signal of the calling terminal to the home location register and the home location register that receives the subscriber information request signal from the calling exchange is the calling party. Send subscriber information response signal to the exchange; The receiving originating exchange exchanges an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal transmits an AI response signal to the originating exchange and receives the AI response signal. Originating from the second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receives the second call connection request signal from the receiving side terminal. And the receiving terminal, which has received a call signal and receives the call signal, sends a call response signal to the receiving side exchange-receiving a second call connection response signal from the receiving side exchange in response to the call response signal. Send a first call connection response signal to the originating exchange in correspondence with the second call connection response signal, wherein the first call connection A call path is formed between the calling terminal and the receiving terminal in response to a call, and the receiving terminal sends a response signal to the receiving exchange, and according to the response signal, a first response in the receiving communication. Receives a message signal and sends a second response message signal to the calling exchange in response to the first response message signal, wherein the calling terminal and the receiving terminal correspond to the first response message signal; Is connected, during the call connection, a DTMF (Dual Tone Multi Frequency) key input signal is received from the originating terminal, and an additional service is transmitted to the calling terminal in correspondence with the DTMF (Dual Tone Multi Frequency) key input signal. It is possible to provide an additional service device that includes.

According to another aspect of the present invention, a pre-call shortcut in a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device and a receiving side switching device managing at least one receiving terminal. Receiving a first call connection request signal from the calling party switching device, wherein the first call connection request signal is set by the calling terminal to the calling party switching device; The calling party switching device that has sent a request signal and received the call setup request signal has sent the subscriber information request signal of the calling party terminal to the home location registration device and received the subscriber information request signal from the calling party switching device. The home location registration device sends a subscriber information response signal to the calling party switching device to subscribe. Originating exchange device that has received the self information response signal originating from the originating exchange device, and sending a second call connection request signal to the receiving exchange device corresponding to the first call connection request signal, wherein the second call connection request is generated. The receiving side exchange device receiving the signal transmits a call signal to the receiving terminal, and the receiving terminal receiving the call signal transmits a call response signal to the receiving side exchange device. Correspondingly, receiving a second call connection response signal from the receiving side switching device, sending a first call connection response signal to the calling side switching device according to the second call connection response signal, and receiving the first call connection response signal. Generate a first audio and video channel in correspondence with the originating switching device that receives the first audio and video channel, and correspond to the receiving and switching device in correspondence to the first audio and video channel. And a video channel, wherein the voice and video channels are formed between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel, and the receiving terminal is not available. Transmits a voice and video message service signal to the calling party terminal; receives a DTMF (Dual Tone Multi Frequency) key input signal from the calling terminal in response to the voice and video message service signal; Tone Multi Frequency) may provide an additional service apparatus including transmitting an additional service to the calling terminal in response to a key input signal.

According to another aspect of the present invention, a pre-call shortcut in a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device and a receiving side switching device managing at least one receiving terminal. Receiving a first call connection request signal from the calling party switching device, wherein the first call connection request signal is set by the calling terminal to the calling party switching device; The calling party switching device that has sent a request signal and received the call setup request signal has sent the subscriber information request signal of the calling party terminal to the home location registration device and received the subscriber information request signal from the calling party switching device. The home location registration device transmits the subscriber information response signal to the calling party switching device. Originating exchange device that has received the self information response signal originating from the originating exchange device, and sending a second call connection request signal to the receiving exchange device corresponding to the first call connection request signal, wherein the second call connection request is generated. The receiving side exchange device receiving the signal sends a call signal to the receiving side terminal and the receiving terminal receiving the call signal transmits a call response signal to the receiving side exchange device, corresponding to the call response signal. Receiving a second call connection response signal from a receiving side switching device, sending a first call connection response signal to the calling side switching device corresponding to the second call connection response signal, and receiving the first call connection response signal. A first audio and video channel is generated in correspondence with the received calling party switching device, and the receiving side switching device and the second voice are corresponding to the first audio and video channel. And a video channel, wherein the receiving side switching device is configured when a voice and video channel is formed between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel and the receiving terminal is unresponsive. Transmitting a call response content signal to the calling terminal; and providing an additional service to the calling terminal in response to the call response content signal.

According to another aspect of the present invention, a pre-call shortcut in a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device and a receiving side switching device managing at least one receiving terminal. Receiving a first call connection request signal from the calling party switching device, wherein the first call connection request signal is set by the calling terminal to the calling party switching device; The calling party switching device that has sent a request signal and received the call setup request signal has sent the subscriber information request signal of the calling party terminal to the home location registration device and received the subscriber information request signal from the calling party switching device. The home location registration device sends a subscriber information response signal to the calling party switching device to subscribe. Originating exchange device that has received the self information response signal originating from the originating exchange device, and sending a second call connection request signal to the receiving exchange device corresponding to the first call connection request signal, wherein the second call connection request is generated. The receiving side exchange device receiving the signal sends a call signal to the receiving side terminal and the receiving terminal receiving the call signal transmits a call response signal to the receiving side exchange device, corresponding to the call response signal. Receiving a second call connection response signal from a receiving side switching device, sending a first call connection response signal to the calling side switching device corresponding to the second call connection response signal, and receiving the first call connection response signal. A first audio and video channel is generated in correspondence with the received calling party switching device, and the receiving side switching device and the second voice are corresponding to the first audio and video channel. A video channel is generated, wherein a voice and video channel is formed between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel, and the receiving terminal sends a response signal to the receiving switching device. Receiving a first response message signal at the receiving side exchange apparatus in response to the response signal, and sending a second response message signal to the calling side exchange apparatus in response to the first response message signal, wherein the In response to a first response message signal, a call is connected between the calling terminal and the receiving terminal-during the call connection, a dual tone multi frequency (DTMF) key input signal is received from the calling terminal, and the dual DTMF (Dual) Tone Multi Frequency) additional service device comprising transmitting an additional service to the calling terminal in response to a key input signal It can provide.

Next, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating a service providing method using a dual tone multi frequency (DTMF) key during call connection according to an embodiment of the present invention.

Referring to FIG. 1, first, the calling terminal 101 attempts to make a call to the receiving terminal 105 through the mobile communication network 103 (step 111). At this time, when the receiving terminal 105 is in a state in which a call is impossible due to a busy state, a power off state, or a state outside the reception range (step 113), the calling terminal 101 subscribing to the service according to the present invention. Inputs a specific Dual Tone Multi Frequency (DTMF) key to receive the service according to the present invention (step 115).

Then, the supplementary service announcement is sent from the supplementary service apparatus 107 according to the present invention to the called terminal according to the input of the DTMF (Dual Tone Multi Frequency) key (step 117), and the calling terminal 101 transmits the announcement to the announcement. Therefore, various additional services can be provided directly.

In addition, the additional service device 107 may transmit a call request text message indicating that a call attempt has been made from the calling terminal 101 subscribing to the service according to the present invention to the receiving terminal 105 which is in a call unavailable state (step 119).

2 is a diagram illustrating a service providing method using SMS after a call connection failure according to an exemplary embodiment of the present invention.

Referring to FIG. 2, first, the calling terminal 201 tries to make a call to the receiving terminal 205 through the mobile communication network 203 (step 211). At this time, the receiving terminal 205 is in a state where the calling terminal is not available (step 213) due to a busy state, a power off state, or an out of range (step 213). The call attempt may be terminated without using the DTMF key to use the service accordingly (step 215).

Then, the additional service apparatus 207 according to the present invention transmits a text message indicating that the calling terminal has attempted a call to the receiving terminal (step 217) and includes a guide phrase that the calling terminal can use the additional service according to the present invention. An SMS message may be sent (step 219). The originating terminal receiving the SMS message may be connected to the supplementary service apparatus according to the present invention through the received SMS message to receive various supplementary services (step 221).

1 and 2 illustrate a method of using a service before a call is connected with a receiving terminal when a calling terminal subscribed to an additional service according to the present invention attempts a call. Additional services available before the call as described above may be a message delivery service, call use reservation service, service source setting service and call request notification service.

Among the additional services described above, a message delivery service is a service for recording a message of a service subscription customer and delivering it to a receiving terminal when a customer who subscribes to the additional service according to the present invention enters a DTMF key during a call connection attempt.

In addition, the call use reservation service is a service that attempts to automatically call at a preset time interval after the call attempt is terminated when the customer who subscribes to the additional service according to the present invention enters the DTMF key during the call connection attempt. .

In addition, the service sound source setting service is a call ringtone provided by the receiving terminal when the customer subscribes to the additional service according to the present invention when the call connection attempt to listen to the call ring tone provided by the receiving terminal and input the DTMF key This service can be set as content used in the sound source service.

In addition, the call request notification service sends a text message to the receiving terminal after the call attempt is terminated when the customer subscribed to the additional service according to the present invention when the DTMF key is input during the call connection attempt, the customer attempted to call Inform service.

In addition to the above-mentioned services, other existing additional services may be provided, and all of these services may not only enter the DTMF key during a call connection attempt but also send out from the supplementary service apparatus according to the present invention after ending the call without inputting the DTMF key. This can also be done via SMS messages.

3 is a diagram illustrating a method of using an additional service by a guidance service during a call according to an exemplary embodiment of the present invention.

Referring to FIG. 3, first, a calling terminal 301 subscribing to a service according to the present invention attempts a call to a receiving terminal 305 through a mobile communication network 303 (step 311). At this time, when the receiving terminal 305 responds, a call path is formed between the calling terminal 301 and the receiving terminal 305 and the call starts (step 313).

If the calling terminal 301 inputs a specific DTMF key in order to use the service according to the present invention (step 315) while making a call, the additional service device 307 according to the present invention directly calls the calling terminal 301 during the call. As a menu for guiding the service according to the present invention is sent (step 319), an additional service is provided according to the selection of the calling terminal 301.

In this case, when the selected additional service is to be processed in cooperation with the external server 309, the external server 309 and the additional service device 307 according to the present invention may be linked as necessary (step 321). In addition, when the additional service required by the calling terminal 301 needs to use the wireless Internet or another type of service, the additional service device 307 according to the present invention may access the corresponding service to the calling terminal 301 as necessary. An SMS message containing a wireless Internet address may be sent (step 323).

4 is a diagram illustrating a method of directly using an additional service by inputting a DTMF key during a call according to an exemplary embodiment of the present invention.

Referring to FIG. 4, first, the calling terminal 401 subscribed to the service according to the present invention attempts to make a call to the receiving terminal 405 through the mobile communication network 403 (step 411). At this time, when the receiving terminal 405 responds, a call path is formed between the calling terminal 301 and the receiving terminal 405 and the call starts (step 413).

If the calling terminal 401 inputs a predetermined DTMF key to use the service according to the present invention while making a call (step 415), the supplementary service apparatus 407 according to the present invention adds according to the predetermined DTMF key. Service can be provided directly.

At this time, if the input of the predetermined DTMF key includes a submenu, a menu selection screen for selecting a submenu may be output to the display screen of the calling terminal 401.

On the other hand, when the additional service requested from the originating terminal 401 is to be processed in conjunction with the external server 409, it is also possible to interwork with the external server 409 and the additional service device 407 according to the present invention if necessary. (Step 417). In addition, when the additional service required by the calling terminal 401 needs to use the wireless Internet or another type of service, the additional service device 407 according to the present invention can access the corresponding service to the calling terminal 401 as necessary. An SMS message containing a wireless Internet address may be sent (step 419).

5 illustrates a method of using an additional service by a busy menu service in a WCDMA environment according to an embodiment of the present invention.

Referring to FIG. 5, first, a calling terminal 501 subscribing to a service according to the present invention attempts a call to a receiving terminal 505 through a mobile communication network 503 (step 511). At this time, when the receiving terminal 505 responds, video and audio channels are formed in the calling terminal 501 and the receiving terminal 505, and a call is started (step 513).

Through this step, the selection menu of the additional service according to the present invention may be displayed through the video channel even during the call (step 521), and the subscriber of the additional service according to the present invention is displayed on the calling terminal 501. The additional service menu may be checked and a necessary additional service may be selected by selecting a DTMF key according to the menu (step 515).

At this time, when the requested additional service is to be processed in cooperation with the external server 509, the external server 509 and the additional service device 507 according to the present invention may be interworked as necessary (step 517). In addition, when the additional service required by the calling terminal 501 is required to use the wireless Internet or other forms of services, the additional service device 507 according to the present invention may access the corresponding service from the calling terminal 501 as necessary. An SMS message containing a possible wireless internet address may be sent (step 519).

3 to 5 illustrate a method of using a service during a call by a calling terminal subscribed to an additional service according to the present invention. Additional services that can be used during the call as above menu service, recording during the call, background sound service, sound effect service, love emotion analysis service, address book automatic management service, email transmission service, polygraph detection service, voice modulation service, location information transmission Services, business card transmission services, and service sound source setting services.

In addition, as a service that can be provided in connection with an external server without providing directly from the additional service device according to the present invention, a ring back tone setting service, a ringtone download service, a karaoke download service, a music on demand (MOD) service, and a video on Demand) service, MP3 service, business card transmission service and gift certificate gift service.

Among the additional services described above, the menu providing service is a service for providing an additional service menu from the additional service device according to the present invention to a terminal when a terminal subscribed to the service according to the present invention inputs a preset DTMF key during a call. .

In addition, the recording service during a call is a service that allows a terminal subscribed to the service according to the present invention to record a call during a call by inputting a preset DTMF key.

In addition, the background sound service is a service in which a terminal subscribed to a service according to the present invention during a call inputs a preset DTMF key and transmits a preset background sound to a calling terminal and a receiving terminal.

In addition, the sound effect service is a service in which a terminal subscribed to the service according to the present invention during a call inputs a preset DTMF key to transmit a preset background sound to the calling terminal and the receiving terminal.

In addition, the love emotion analysis service is a service that analyzes the emotion of love through the voice transmitted from the other terminal by inputting a preset DTMF key to the terminal subscribed to the service according to the invention during the call.

In addition, the automatic address book management service is a service for storing the phone number and other information of the other party of the call in the address book by inputting a preset DTMF key to the terminal subscribed to the service according to the invention during the call.

In addition, the e-mail transmission service is a service for sending a pre-set e-mail address as an SMS message to a counterpart terminal by inputting a preset DTMF key to a terminal subscribed to the service according to the present invention during a call.

In addition, the lie detection service is a service for analyzing whether the content of the voice is a lie through the voice transmitted from the other terminal by inputting a preset DTMF key to the terminal subscribed to the service according to the invention during the call.

In addition, the voice modulation service is a service in which a terminal subscribed to the service according to the present invention during a call inputs a preset DTMF key to modulate the voice transmitted from the calling terminal and transmits it to the receiving terminal.

In addition, the location information transmission service is a service for a terminal subscribing to the service according to the present invention during a call to input a preset DTMF key to transmit the location of the calling terminal to the other party in the call as an SMS message.

In addition, the business card transmission service is a service that the terminal subscribed to the service according to the present invention during a call inputs a preset DTMF key to deliver the preset business card information to the other party in the call as an SMS message.

In addition, the service source setting service is a terminal that subscribes to the service according to the present invention during the call by inputting a preset DTMF key to the various sound source content, such as a ring tone or background sound effect from the receiving terminal of the call party to their own sound source service It is a service that delivers or delivers the sound source content set to the terminal which has been set or subscribed to the service according to the present invention to the call counterpart.

In addition, the ring back tone setting service in a service that can be provided in connection with an external server among the additional services described above is a ring back tone of a receiving terminal when a terminal subscribed to a service according to the present invention inputs a preset DTMF key during a call. It is a service that can be set as your own ring back tone or present the sound source content to a third party.

In addition, the ringtone download service is a service that can download the ringback tone of the receiving terminal as its own ringtone or present it to a third party when a terminal subscribed to the service according to the present invention inputs a preset DTMF key during a call.

In addition, the karaoke download service can download the call connection sound of the receiving terminal to the sound source of its own karaoke service when the terminal subscribed to the service according to the present invention during the call input a preset DTMF key can be presented as a karaoke sound source of another person It is a service.

In addition, the gift voucher gift service is a service for transmitting a preset gift voucher to the counterpart terminal of the call when a terminal subscribed to the service according to the present invention inputs a preset DTMF key during a call.

6 is a conceptual diagram of a subscription and call processing procedure of an additional service by DTMF key input according to an embodiment of the present invention.

Referring to FIG. 6, first, a customer using a terminal belonging to a communication service provider 609 subscribes to a service according to the present invention by using a customer satisfaction service (AS), an ARS, and an Internet site operated by a service provider (step 611). ). Then, when the terminal 601 subscribing to the service according to the present invention attempts or makes a call with the receiving terminal 605 through the mobile communication network 603, the additional service device 607 according to the present invention. It can provide services according to.

7 is a conceptual diagram of an additional service by DTMF key input before a call according to an exemplary embodiment of the present invention.

Referring to FIG. 7, first, when a caller 701 subscribed to a service according to the present invention attempts to call a receiver 705 (step 711), the calling terminal (home location register) is used in the mobile communication network 703. After confirming that 701 is subscribed to the service according to the present invention, the call is routed to the supplementary service apparatus 709 according to the present invention through an exchange or the like (step 713).

Thereafter, the supplementary service apparatus 709 according to the present invention which has received the call sends the call to the receiving terminal 705 (step 717). Then, when the receiving terminal 705 is in a callable state, a call request ring will ring to the receiving terminal 705, and if the receiving terminal 705 is busy or powered off, or the range of the service area is set. If so, the originating terminal 701 can hear the auto-answer message or ring back tone or busy signal (step 719).

At this time, when the customer of the calling terminal 701 inputs a DTMF key to use the additional service according to the present invention, the additional service device 709 according to the present invention receiving the DTMF key signal is called the calling terminal 701. Send additional service announcements. The sent announcement is to guide the additional service possible in the present invention described (step 721). Further, the additional service device 709 according to the present invention terminates the call with the receiving terminal 705 at the moment of receiving the DTMF key signal from the calling terminal (step 723).

After the call is terminated, the calling terminal 701 transmits a text message indicating that the calling terminal 701 attempted a call. At this time, if the receiving terminal 705 is a terminal capable of subscribing to the supplementary service according to the present invention, the subscriber terminal 705 includes a wireless internet address for subscribing to the supplementary service according to the present invention in the content of the text message. It may be done (step 727).

If the calling terminal 701 terminates the call without using the service according to the present invention, the additional service device 709 according to the present invention sends a text message to the calling terminal 701 to send the calling terminal 701. After the call terminates, the additional service according to the present invention can be used (step 729). That is, the calling terminal 701 which terminates the call without using the additional service according to the present invention uses the text message sent by the additional service device 709 according to the present invention even after the call is terminated. Can be used (step 731).

8 is a diagram illustrating an interactive voice response (IVR) service scenario using a pre-call DTMF key according to an embodiment of the present invention.

Referring to FIG. 8, first, a calling terminal that subscribes to an additional service according to the present invention attempts a call, and if a DTMF key is input before the call is terminated or the call is connected, the call is connected to the calling terminal and the apparatus according to the present invention. (Step 801). Then, the IVR service is started in the supplementary service apparatus according to the present invention. First, an announcement that informs the IVR of the supplementary service according to the present invention and selects a lower menu may be broadcast (step 803). Here, if the terminal of the subscriber according to the present invention inputs a specific DTMF key according to the announcement, the detailed service can be performed according to the selected number.

In the service scenario described herein, the IVR menu of the service according to the present invention is divided into three parts: message delivery, reservation call, and content setting.

If the subscriber station selects the message delivery menu in step 803 above, the additional service device according to the present invention searches for a service and sends an IVR scenario regarding message delivery (step 805). In the message delivery step, the subscriber terminal first records the message to be delivered (step 807), and then, when the message recording is completed (step 809), the call is terminated with the calling subscriber terminal (step 811). Thereafter, the recorded message is stored to request a call to a predetermined number (step 813). Thereafter, when the call with the predetermined number becomes possible, the pre-stored recorded message is reproduced by the receiving terminal (step 815).

On the other hand, if the subscriber station selects the reserved call menu in step 803 above, the supplementary service apparatus according to the present invention searches for the service and sends an IVR scenario related to the reserved call (step 805). In the reserved call step, first, a time for making a scheduled call is determined (step 817). If the calling terminal sets a scheduled call time, the reserved time is stored (step 819). The call with the calling terminal is then terminated (step 821) and the reserved call is saved (step 823). Thereafter, when the scheduled time comes, a reserved call is made to the predetermined number (step 825).

On the other hand, if the subscriber station selects the content setting menu in step 803 above, the additional service device according to the present invention searches for a service and sends an IVR scenario regarding content setting (step 805). In the content setting step, one of several contents to be provided is first selected (step 827), and when the calling terminal selects one content, a selection confirmation message is sent (step 829). The call is terminated with the calling terminal (step 831). The selected content is set (step 833).

9 is a service scenario when the call is terminated without using the service according to the present invention using the DTMF key before the call according to the preferred embodiment of the present invention.

Referring to FIG. 9, when a terminal subscribed to a service according to the present invention attempts to make a call and ends the call without using the service according to the present invention using a DTMF key according to the present invention, The supplementary service apparatus sends a text message to the calling terminal so that the supplementary service according to the present invention can be used. Reference numeral 901 denotes one embodiment of a text message according to the present invention. The subscriber station receiving the text message as indicated by reference numeral 901 may access the supplementary service device according to the present invention using a call button or the like according to the content of the text message. Then, the supplementary service device transmits a menu for selecting various services to display at the calling terminal (903), and according to the selection of the subscriber terminal, such as message delivery (905), reservation call (907), and content (909) setting. The additional service according to the invention can be provided.

10 is a diagram illustrating a call notification service to a receiving terminal when a call is impossible according to an exemplary embodiment of the present invention.

Referring to FIG. 10, first, a terminal 1001 subscribing to a service according to the present invention attempts a call to a receiving terminal 1005 through a mobile communication network 1003 (step 1011). At this time, if the receiving terminal 1005 cannot connect to the call in a state where the call is unavailable (step 1013), the calling terminal terminates the call (step 1015). The additional service device according to the present invention then sends a text message to the receiving terminal indicating that the calling terminal has attempted a call (step 1017). At this time, if the receiving terminal is a terminal that can receive the additional service according to the present invention, the content of the guidance of the service according to the present invention may be added to the text message sent to the receiving terminal. Meanwhile, the calling terminal sends the supplementary service guide text message to use the supplementary service according to the present invention (step 1019).

11 is a view showing an additional service using a DTMF key during a call according to an embodiment of the present invention.

Referring to FIG. 11, first, when a caller 1101 subscribed to a service according to the present invention attempts a call to a receiver 1105 (step 1121), a caller terminal (eg, a home location register or the like) is used in a mobile communication network 1103. After confirming that 1101 is subscribed to the service according to the present invention, the call is routed to the supplementary service apparatus 1109 according to the present invention through an exchange or the like (step 1123).

After that, the supplementary service apparatus 1109 according to the present invention receiving the call sends the call to the mobile communication network according to the received call (step 1125), and the mobile communication network receiving the call returns to the receiving terminal 1105. The call is sent (step 1127). Then, when the receiving terminal 1105 is in a callable state, a call request ring will ring to the receiving terminal 1105, and when the receiving terminal 1105 sends a response signal, the calling terminal 1101 and the receiving terminal ( A call path will be opened between 1105 and the call will begin (step 1129).

At this time, when the customer of the calling terminal 1101 inputs a DTMF key to use the added service according to the present invention, the additional service device 1109 according to the present invention receiving the DTMF key signal is called the calling terminal 1101. Send additional service announcements. The content of the announcement delivered to the calling terminal is to guide the additional service according to the present invention (step 1131). In this case, when interworking with the external server 1111 is required to use the supplementary service, the supplementary service device 1109 according to the present invention and the external server 1111 necessary for each supplementary service may interwork with each other (step 1133). .

Then, when the calling terminal 1101 sends a call termination signal after finishing work (step 1135), the mobile communication network requests the call termination to the device 1109 according to the present invention (step 1137) and the device 1109 according to the present invention. Terminates the call with the mobile communication network (step 1139). The mobile communication network then terminates the call with the receiving terminal (step 1141).

After the call is terminated, the device 1109 according to the present invention sends a text message to the calling terminal 1101 to use an additional service through the Internet network 1107 (step 1143), and receives the calling message ( 1101 may access the additional service device 1109 according to the present invention by calling the Internet network 1107 to receive various additional services set during the call (step 1145).

12 is a diagram showing the configuration of an additional service according to an embodiment of the present invention.

Referring to FIG. 12, an additional service according to the present invention includes an additional service device 1223, an OMS server 1219, an IVR server 1221, an APS 1225, an EAS 1227, a DBS 1229, and a RAID 1231. ), WWAS 1233, OMS client 1235, the service providing apparatus is MSC (1201), HLR (1203), IWF (1205), CS (1207), BS (1209), SMSC (1211), Provided in conjunction with mobile communications networks including wireless portal 1212, SCP 1215, MCP 1217, and the like.

Mobil Switch Center (MSC) 1201 of the mobile communication network refers to a switch in a mobile communication network and is a key device in a mobile communication network that routes a call to a service device according to the present invention, and connects and processes a voice and video call.

The HLR (Home Location Register) 1203 means a home location register in a mobile communication network and determines whether an originated call is made by a subscriber of a service according to the present invention and plays a role of transmitting to an additional service device according to the present invention.

IWF (Inter Working Function) 1205 means a network interworking device and plays a role of connecting data of a mobile communication network with the Internet.

SCP (Service Control Pointer) 1212 is a server that manages subscription information and sound source information for call connection sound, background sound, call effect sound, etc., which are set to the service provider customer.

In addition, MCP (Master Contents Provider) 1217 may manage the customer service for the ring back tone, the call background sound, the call effect sound, and the like, and the customer may provide a corresponding service setting through the Internet.

In the service providing apparatus, the additional service apparatus 1223 is an apparatus for processing voice call processing and voice call according to the present invention in association with a mobile communication network and performs a function of detecting and processing a DTMF signal during a call. In addition, when the corresponding service is selected because the sound source information or the video information required by the service according to the present invention is selected, the sound source information or the video information may be mixed and provided to the calling terminal and the receiving terminal. In addition, the associated service may be provided in association with another additional service device.

The WWAS (WEB / WAP Application Server) 1233 is a device capable of handling such an environment when a wireless Internet or an Internet environment is required for the service according to the present invention. In other words, it performs functions such as management of service execution result using DTMF key, subscription recording service during call, management of recorded file during call or user interface (UI) management to use additional services. do.

 The DBS 1229 stores and manages data used in the additional service apparatus according to the present invention, such as information of a calling subscriber, information of a recording file during a call, and information on a receiving terminal.

Application Plus Server (APS) 1225 includes a Short Message Service Center (SMSC) 1211, a Billing System (BS) 1209, a Customer Care System (CS), which a mobile communication provider possesses for a service according to the present invention. 1207), in conjunction with NPDB (Number Portability Data Base) system, SCP (Service Control Pointer) 1212, MCP (Master Contents Provider) 1217, etc., SMS transmission, billing processing, subscriber registration and authentication processing, prepaid subscriber authentication In addition, it performs the number mobile subscriber processing function. In addition, after receiving and analyzing DTMF input information input by the calling terminal during a call from the additional service apparatus according to the present invention, when the calling terminal selects the additional service related to the sound source, the above SCP (Service Control Pointer) 1212, In conjunction with the Master Contents Provider (MCP) 1217 and the like performs a function to extract the sound source information of the receiving terminal.

An engine application server (EAS) 1227 is an application server equipped with an engine such as a voice modulation engine. That is, the EAS 1227 may include a voice modulation engine, a lie detection engine, a love emotion engine, and the like.

OMS (Operation Administration and Management Server) (1219, 1235) is a device capable of operating and managing all the environments constituting the additional service device according to the present invention as a whole.

13 is a signal flow diagram illustrating a method of using an additional service using a non-call DTMF key according to an embodiment of the present invention.

Referring to Fig. 13, the originating terminal first sends a call setup request signal to the originating exchange (step 1301). The originating exchange, which has received the call establishment request signal, then sends a subscriber information request signal requesting subscriber information of the calling terminal to the home location register (step 1303). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 1305).

The originating exchange receiving the information of the originating terminal transmits the first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 1307). The additional service apparatus that receives the call connection request signal sends a second call connection request signal to the receiving side exchange (step 1309).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1311). At this time, when the receiving terminal is busy, no answer, or out of coverage, the call response signal may be sent to the receiving exchange according to each state (step 1313).

The receiving side exchange receiving the call response signal transmits the second call connection response signal to the supplementary service apparatus (step 1315). Upon receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1317). Through the above process, the calling terminal can check the response of the receiving terminal. That is, according to the state of the receiving terminal, it is possible to check a signal for no communication due to a busy signal, departure of a call right, or other reasons. Here, the receiving side exchange may transmit a voice message service signal due to a call failure to the calling terminal (step 1319).

Then, the caller terminal receiving the communication disable signal as described above inputs a DTMF key to use the supplementary service according to the present invention without ending the call, and the DTMF key input signal is transmitted to the supplementary service apparatus (step 1321). . The additional service device which has received such a key input signal then transmits a call release signal to the receiving side exchange (step 1323), and the receiving side exchange which has received the call release signal transmits a call release completion signal to the additional service device (step 1325).

Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 1327), and transmits the additional service signal to the calling terminal (step 1329).

14 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when no response is performed according to an exemplary embodiment of the present invention.

Referring to Fig. 14, the originating terminal first sends a call setup request signal to the originating exchange (step 1401). The originating exchange receiving the call establishment request signal then sends a subscriber information request signal requesting subscriber information of the calling terminal to the home location register (step 1403). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 1405).

The originating exchange having received the information of the originating terminal transmits a first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 1407). The additional service apparatus that receives the call connection request signal sends a second call connection request signal to the receiving side exchange (step 1409).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1411). At this time, a call response signal indicating that the receiving terminal does not answer may be sent to the receiving exchange (step 1413).

Receiving the call response signal, the receiving side exchange transmits the second call connection response signal to the supplementary service apparatus (step 1415). After receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1417).

As described above, when the receiving terminal does not respond, the calling terminal may listen to a ring back tone signal. In this case, the ring back tone signal may be a general ring back tone machine sound, but may be a ring back tone substitute sound according to the service subscription state of the receiving terminal (step 1419).

In the above state, if the time elapses without the response of the receiving terminal and the call proceeds to the end time of the call, the supplementary service apparatus transmits a call release signal to the receiving side exchange (step 1421), and the receiving side exchange receiving the call release signal The call release completion signal is transmitted to the additional service device (step 1423).

Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 1425), and transmits the additional service signal to the calling terminal (step 1427).

15 is a signal flow diagram illustrating a method of using an additional service using a DTMF key during a call according to an exemplary embodiment of the present invention.

Referring to Fig. 15, the originating terminal first sends a call setup request signal to the originating exchange (step 1501). The originating exchange, which has received the call establishment request signal, then sends a subscriber information request signal requesting subscriber information of the calling terminal to the home location register (step 1503). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 1505).

The originating exchange having received the information of the originating terminal sends a first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 1507). The additional service apparatus that receives the call connection request signal sends a second call connection request signal to a receiving side exchange (step 1509).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1511). At this time, the receiving terminal may transmit a call response signal to the receiving exchange (step 1513).

Receiving such a call response signal, the receiving side exchange transmits a second call connection response signal to the supplementary service apparatus (step 1515). After receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1517). The calling terminal can then listen to the ring back tone signal. In this case, the ring back tone signal may be a general ring back tone machine sound, but may be a ring back tone substitute sound according to the service subscription state of the receiving terminal (step 1519).

When the receiving terminal sends a response signal in the above step (step 1521), the receiving side exchange sends a first response message signal to the additional service device (step 1523), and the additional service device that receives the response message signal sends the calling party. Send a second response message signal to the exchange (step 1525). Then, a call path is opened between the calling terminal and the receiving terminal to connect the call (step 1527).

After the call is connected through the above steps, when the calling terminal inputs the DTMF key to use the service according to the present invention, the signal is transmitted to the additional service device (step 1529). Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 1531), and transmits the additional service signal to the calling terminal (step 1533). Then, the additional service according to the present invention can be used during a call.

After that, the call is terminated at the receiving terminal and the first call termination signal is transmitted to the receiving exchange (step 1535). The receiving side exchange receiving the signal then transmits a first call release signal to the supplementary service apparatus (step 1537), and the supplementary service apparatus receiving the call release signal transmits a second call release signal to the calling exchange (step 1537). 1539). The calling exchange then sends a second call end signal to the calling terminal (step 1541), and the calling terminal ends the call. Thus, when the calling terminal terminates the call, the calling exchange transmits the second call release completion signal to the supplementary service device (step 1543). The supplementary service device also sends the first call release completion signal to the receiving side exchange to terminate the call (step 1545).

FIG. 16 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when a call is impossible in a mobile communication network including a service controller according to an exemplary embodiment of the present invention.

Referring to Fig. 16, the originating terminal first sends a call setup request signal to the originating exchange (step 1601). The originating exchange, which has received the call establishment request signal, then sends a subscriber information request signal for requesting subscriber information of the originating terminal to the home location register (step 1603). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 1605).

The originating exchange receiving the information of the originating terminal sends an AI (Analyzed Information) signal to the service controller (step 1607) and the service controller receiving the AI signal sends an AI response signal to the originating exchange (step 1609).

The originating exchange receiving the AI response signal from the service controller sends a first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 1611). Upon receiving the call connection request signal, the supplementary service apparatus sends a second call connection request signal to the receiving side exchange (step 1613).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1615). At this time, when the receiving terminal is busy, no answer, or out of the call right, the call response signal may be sent to the receiving exchange according to each state (step 1617).

Receiving such a call response signal, the receiving side exchange transmits a second call connection response signal to the supplementary service apparatus (step 1619). Upon receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1621). Through the above process, the calling terminal can check the response of the receiving terminal. That is, according to the state of the receiving terminal, it is possible to check a signal for no communication due to a busy signal, departure of a call right, or other reasons. Here, the receiving exchange may transmit a voice message service signal due to a call failure to the calling terminal (step 1623).

Then, the calling terminal receiving the non-communication signal as described above inputs a DTMF key to use the supplementary service according to the present invention without ending the call, and the DTMF key input signal is transmitted to the supplementary service apparatus (step 1625). . The supplementary service apparatus having received such a key input signal then transmits a call release signal to the receiving side exchange (step 1627), and the receiving side exchange receiving the call release signal transmits a call release completion signal to the supplementary service apparatus (step 1629).

Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 1631), and transmits the additional service signal to the calling terminal (step 1633).

 17 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when no response is provided in a mobile communication network including a service controller according to an exemplary embodiment of the present invention.

Referring to Fig. 17, the originating terminal first sends a call setup request signal to the originating exchange (step 1701). The originating exchange receiving the call establishment request signal then sends a subscriber information request signal requesting subscriber information of the originating terminal to the home location register (step 1703). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 1705).

The originating exchange receiving the information of the originating terminal sends an AI (Analyzed Information) signal to the service controller (step 1707) and the service controller receiving the AI signal sends an AI response signal to the originating exchange (step 1709).

The originating exchange receiving the AI response signal sends the first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 1711). The additional service apparatus that receives the call connection request signal sends a second call connection request signal to a receiving side exchange (step 1713).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1715). At this time, a call response signal indicating that the receiving terminal does not respond may be sent to the receiving exchange (step 1717).

Receiving the call response signal, the receiving side exchange transmits the second call connection response signal to the supplementary service apparatus (step 1719). After receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1721).

As described above, when the receiving terminal does not respond, the calling terminal may listen to a ring back tone signal. At this time, the ring back tone signal may be a general ring back tone machine sound, but may be a ring back tone substitute sound according to the service subscription state of the receiving terminal (step 1723).

In the above state, if the time elapses without the response of the receiver terminal and proceeds to the time when the call is terminated, the additional service device transmits a call release signal to the receiving side exchange (step 1725), and the receiving side exchange receiving the call release signal The call release completion signal is transmitted to the additional service device (step 1727).

Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 1729), and transmits the additional service signal to the calling terminal (step 1731).

18 is a signal flow diagram illustrating a method of using an additional service using a DTMF key during a call according to an exemplary embodiment of the present invention.

Referring to Fig. 18, the originating terminal first sends a call setup request signal to the originating exchange (step 1801). The originating exchange, which has received the call establishment request signal, then sends a subscriber information request signal requesting subscriber information of the calling terminal to the home location register (step 1803). The home location register receives the subscriber information request signal of the calling exchange, checks the information of the calling terminal, and sends the information indicating that the calling terminal is a terminal subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the side exchange (step 1805).

The originating exchange receiving the information of the originating terminal sends an AI (Analyzed Information) signal to the service controller (step 1807), and the service controller receiving the AI signal sends an AI response signal to the originating exchange (step 1809).

The originating exchange receiving the AI response signal sends the first call connection request signal to the supplementary service apparatus according to the present invention to apply the service according to the present invention (step 1811). Upon receiving the call connection request signal, the supplementary service apparatus sends a second call connection request signal to the receiving side exchange (step 1813).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1815). At this time, the receiving terminal may transmit a call response signal to the receiving exchange (step 1817).

Receiving this call response signal, the receiving side exchange transmits a second call connection response signal to the supplementary service apparatus (step 1819). After receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1821). The calling terminal can then listen to the ring back tone signal. In this case, the ring back tone signal may be a general ring back tone machine sound, but may be a ring back tone replacement sound according to the service subscription state of the receiving terminal (step 1823).

When the receiving terminal sends a response signal in the above step (step 1825), the receiving side exchange sends a first response message signal to the additional service device (step 1827), and the additional service device that receives the response message signal sends the calling party. Send a second response message signal to the exchange (step 1829). Then, a call path is opened between the calling terminal and the receiving terminal to connect the call (step 1831).

After the call is connected through the above steps, when the calling terminal inputs the DTMF key to use the service according to the present invention, the signal is transmitted to the additional service device (step 1833). Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as shown in the scenario of FIG. 8 described above (step 1835), and transmits the additional service signal to the calling terminal (step 1837). Then, the additional service according to the present invention can be used during a call.

After that, the call is terminated at the receiving terminal and the first call ending signal is transmitted to the receiving exchange (step 1839). The receiving side exchange receiving the signal then transmits a first call release signal to the supplementary service apparatus (step 1841), and the receiving side receiving the call release signal transmits a second call release signal to the calling exchange (step 1841). 1843). The calling exchange then sends a second call end signal to the calling terminal (step 1845), and the calling terminal ends the call. Thus, when the calling terminal terminates the call, the calling exchange transmits the second call release completion signal to the supplementary service device (step 1847). The supplementary service device then ends the call by sending a first call release complete signal to the receiving exchange (step 1849).

19 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when a call is unavailable in a third generation mobile communication according to an embodiment of the present invention.

Referring to Fig. 19, the originating terminal first sends a call setup request signal to the originating exchange (step 1901). The originating exchange, which has received the call establishment request signal, then sends a subscriber information request signal for requesting subscriber information of the originating terminal to the home location register (step 1903). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 1905).

The originating exchange having received the information of the originating terminal transmits a first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 1907). The additional service apparatus that receives the call connection request signal transmits a second call connection request signal to a receiving side exchange (step 1909).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 1911). At this time, when the receiving terminal is busy, no answer, or out of the call right, the call response signal may be sent to the receiving exchange according to each state (step 1913).

Receiving the call response signal, the receiving side exchange transmits a second call connection response signal to the supplementary service apparatus (step 1915). After receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 1917).

After performing the above process, the calling terminal and the supplementary service device perform a step of generating a first audio and video channel (step 1919). Thereafter, a second voice and video channel is generated between the supplementary service apparatus and the receiving side exchange (step 1921).

Herein, the generating of the first audio and video channel and the second audio and video channel refers to a detailed step of forming a channel in the third generation mobile communication according to the protocol H.324M. Since this channel generation step can be known to those skilled in the art, the detailed channel generation step will be omitted.

Through the above process, the calling terminal can check the response of the receiving terminal. That is, according to the state of the receiving terminal, it is possible to check a signal for no communication due to a busy signal, departure of a call right, or other reasons. Here, the receiving side exchange may transmit a voice and video message service signal due to a call failure to the calling terminal (step 1923).

Then, the caller terminal receiving the non-communication signal as described above inputs a DTMF key to use the supplementary service according to the present invention without ending the call, and the DTMF key input signal is transmitted to the supplementary service apparatus (step 1925). . The supplementary service apparatus having received such a key input signal then transmits a call release signal to the receiving side exchange (step 1927), and the receiving side exchange receiving the call release signal transmits a call release completion signal to the supplementary service apparatus (step 1929).

Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 1931), and transmits the additional service signal to the calling terminal (step 1933).

 20 is a signal flow diagram illustrating a method of using an additional service using a DTMF key when no response is performed in 3G mobile communication according to an exemplary embodiment of the present invention.

Referring to Fig. 20, the originating terminal first sends a call setup request signal to the originating exchange (step 2001). The originating exchange receiving the call establishment request signal then sends a subscriber information request signal requesting subscriber information of the calling terminal to the home location register (step 2003). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 2005).

The originating exchange that receives the information of the originating terminal transmits the first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 2007). The additional service apparatus that has received the call connection request signal transmits a second call connection request signal to a receiving side exchange (step 2009).

The receiving exchange receiving the call connection request signal then sends a call signal to the receiving terminal for the call (step 2011). In this case, a call response signal indicating that the receiving terminal does not respond may be sent to the receiving exchange (step 2013).

The receiving side exchange receiving the call response signal transmits the second call connection response signal to the supplementary service device (step 2015). The additional service apparatus that receives the call response signal sends the first call connection response signal to the calling exchange (step 2017).

After performing the above process, the calling terminal and the additional service device perform the step of generating the first audio and video channel (step 2019). Thereafter, a step of generating a second audio and video channel between the supplementary service apparatus and the receiving exchange is performed (step 2021).

Herein, the generating of the first audio and video channel and the second audio and video channel refers to a detailed step of forming a channel in the third generation mobile communication according to the protocol H.324M. Since this channel generation step can be known to those skilled in the art, the detailed channel generation step will be omitted.

As described above, when the receiving terminal does not respond, the calling terminal may listen to a voice and video message signal. At this time, the voice and video message signal replaces the ring back tone or ring back tone substitute sound used in the existing mobile communication (step 2023).

In the above state, if the time elapses without the response of the receiving terminal and the call proceeds to the time when the call is terminated, the supplementary service apparatus transmits a call release signal to the receiving side exchange (step 2025), and the receiving side exchange receiving the call release signal The call release completion signal is transmitted to the additional service device (step 2027).

Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as shown in the scenario of FIG. 8 described above (step 2029), and transmits the additional service signal to the calling terminal (step 2031).

21 is a signal flow diagram illustrating a method of using an additional service using a DTMF key during a call in a third generation mobile communication according to an embodiment of the present invention.

Referring to Fig. 21, the originating terminal first sends a call setup request signal to the originating exchange (step 2101). The originating exchange, which has received the call establishment request signal, then sends a subscriber information request signal for requesting subscriber information of the originating terminal to the home location register (step 2103). The home location register receives the subscriber information request signal of the calling side exchange, checks the information of the calling terminal, and includes the information indicating that the calling terminal has subscribed to the additional service according to the present invention in the subscriber information response signal. Send to the exchange (step 2105).

The originating exchange having received the information of the originating terminal sends a first call connection request signal to the supplementary service apparatus according to the present invention in order to apply the service according to the present invention (step 2107). The additional service apparatus that receives the call connection request signal sends a second call connection request signal to the receiving side exchange (step 2109).

The receiving exchange, which has received the call connection request signal, then sends a call signal to the receiving terminal for the call (step 2111). At this time, the receiving terminal may transmit a call response signal to the receiving exchange (step 2113).

The receiving side exchange receiving the call response signal transmits the second call connection response signal to the supplementary service apparatus (step 2115). After receiving the call response signal, the supplementary service apparatus sends the first call connection response signal to the calling exchange (step 2117).

After performing the above process, the calling terminal and the supplementary service device perform a step of generating a first audio and video channel (step 2119). Thereafter, a second voice and video channel is generated between the supplementary service apparatus and the receiving side exchange (step 2121).

Herein, the generating of the first audio and video channel and the second audio and video channel refers to a detailed step of forming a channel in the third generation mobile communication according to the protocol H.324M. Since this channel generation step can be known to those skilled in the art, the detailed channel generation step will be omitted.

As described above, when the receiving terminal does not respond, the calling terminal may listen to a voice and video message signal. At this time, the voice and video message signal replaces the ring back tone or ring back tone substitute sound used in the existing mobile communication (step 2123).

If the receiving terminal sends a response signal in the above step (step 2125), the receiving side exchange sends a first response message signal to the supplementary service device (step 2127), and the supplementary service device receiving the response message signal is the calling side exchange. Send a second response message signal (step 2129). Then, a call path is opened between the calling terminal and the receiving terminal to connect the call (step 2131).

After the call is connected through the above steps, when the calling terminal inputs the DTMF key to use the service according to the present invention, the signal is transmitted to the additional service device (step 2133). Thereafter, the additional service device generates a service announcement according to the service scenario according to the present invention as in the scenario of FIG. 8 described above (step 2135), and transmits the additional service signal to the calling terminal (step 2137). Then, the additional service according to the present invention can be used during a call.

After that, the call is terminated at the receiving terminal and the first call termination signal is transmitted to the receiving exchange (step 2139). The receiving side exchange receives the signal and transmits the first call release signal to the supplementary service apparatus (step 2141), and the supplementary service apparatus receiving the call release signal transmits the second call release signal to the originating exchange (step 2141). 2143). The calling exchange then sends a second call end signal to the calling terminal (step 2145), and the calling terminal ends the call. Thus, when the calling terminal terminates the call, the calling exchange transmits the second call release completion signal to the supplementary service device (step 2147). The supplementary service device then ends the call by sending a first call release complete signal to the receiving exchange (step 2149).

22 is a signal flow diagram illustrating a method of using an additional service using a DTMF key after a call is terminated according to an exemplary embodiment of the present invention.

Referring to FIG. 22, first, the receiving terminal terminates the call and transmits the first call ending signal to the receiving side exchange (step 2201). The receiving side exchange receiving the signal then transmits a first call release signal to the supplementary service apparatus (step 2203), and the supplementary service apparatus receiving the call release signal transmits a second call release signal to the originating exchange (step 2203). 2205).

The calling exchange then sends a second call end signal to the calling terminal (step 2207), and the calling terminal ends the call. Thus, when the calling terminal terminates the call, the calling exchange transmits the second call release completion signal to the supplementary service device (step 2209). The supplementary service apparatus then sends an supplementary service originating request signal to the short message service server to send a text message including a wireless Internet address for using the supplementary service according to the present invention (step 2211).

In addition, the supplementary service device sends a first call release completion signal to the receiving exchange to terminate the call (step 2213). Thereafter, the short message service server receiving the additional service originating request signal sends a text message to the calling terminal to use the additional service according to the present invention (step 2215). Then, the originating terminal receiving the text message may receive a supplementary service by accessing the supplementary service apparatus according to the present invention by inputting a DTMF key (step 2217).

Since the mobile communication network to which the present invention is applied includes a service controller or a third generation mobile communication network, the above steps are applied in almost the same way, and thus description thereof is omitted.

23 is a diagram showing a recording service during a call that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 23, first, the calling terminal 2301 attempts to make a call to the receiving terminal 2305 via the additional service device 2303 according to the present invention (step 2311). The button additional service apparatus 2303 then attempts to make a call to the receiving terminal 2305 (step 2313), and when the receiving terminal 2305 answers, the calling terminal 2301 and the additional service apparatus 2303 and the receiving terminal. A currency path is established between 2305 (step 2315).

After that, when the call terminal 2301 enters the DTMF key in the call and uses the call-in-service recording service of the supplementary service according to the present invention (step 2317), the supplementary service device allocates and records an internal resource necessary for the recording service. A signal indicating the start of the signal is transmitted to the calling terminal (step 2319). Thereafter, when the call ends, the recording service during the call is also stopped (step 2321). The calling terminal can then check the recording using WMAS or another web server.

24 is a diagram illustrating a background sound service during a call that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 24, first, the originating terminal 2401 attempts to make a call to the receiving terminal 2405 via the additional service device 2403 according to the present invention (step 2411). The button additional service apparatus 2403 then attempts to make a call to the receiving terminal 2405 (step 2413), and if the receiving terminal 2405 answers, the calling terminal 2401 and the additional service apparatus 2403 and the receiving terminal. A call path is established between 2405 (step 2415).

Thereafter, when the calling terminal 2401 enters the DTMF key in the calling terminal after the call is established or the call path is established, and the background sound service of the additional service according to the present invention is used (step 2417), the supplementary service device is connected to the background sound service. Necessary internal resources are allocated, and the predetermined background sound is transmitted to the calling terminal and the receiving terminal (step 2419). If the call is ended then the busy background tone service is also stopped (step 2421). At this time, the background sound to be reproduced can be changed to the next song by using a specific DTMF key in the calling terminal, it is possible to change the sound volume of the background sound, change the order of selection.

25 is a diagram illustrating a busy sound effect service that can be used in the present invention according to an exemplary embodiment of the present invention.

Referring to Fig. 25, first, the originating terminal 2501 attempts to make a call to the receiving terminal 2505 via the supplementary service apparatus 2503 according to the present invention (step 2511). The button additional service apparatus 2503 then attempts to make a call to the receiving terminal 2505 (step 2513), and if the receiving terminal 2505 answers, the calling terminal 2501 and the additional service apparatus 2503 and the receiving terminal. A call path is established between 2505 (step 2515).

Thereafter, when the calling terminal 2501 enters the DTMF key at the calling terminal 2501 after the call path is opened and uses the effect sound service during the call among the supplementary services according to the present invention (step 2517), the supplementary service apparatus performs a background sound service. Internal resources required for the allocation are allocated, and the predetermined sound effects are reproduced and transmitted to the calling terminal and the receiving terminal (step 2519). If the call is ended then the busy sound effect service is also suspended (step 2521). At this time, the sound effect to be played can be specified by using a specific DTMF key in the calling terminal, and can be used in duplicate with other services.

26 is a diagram illustrating a voice modulation service during a call that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 26, the originating terminal 2601 first attempts to make a call to the receiving terminal 2605 via the supplementary service apparatus 2603 according to the present invention (step 2611). The button additional service device 2603 then attempts to make a call to the receiving terminal 2605 (step 2613), and if the receiving terminal 2605 answers, the calling terminal 2601 and the additional service device 2603 and the receiving device. A call path is established between the terminals 2605 (step 2615).

Thereafter, if the DTMF key is input at the calling terminal 2601 after the call path is opened and before the call is started, and the voice modulation service during the call is used among the additional services according to the present invention (step 2617), the additional service apparatus generates a background sound. An internal resource required for the service is allocated, and the signal received from the calling terminal is modulated into a preset voice and transmitted to the receiving terminal (step 2619). Thereafter, when the call ends, the voice modulation service is stopped during the call (step 2621). In this case, the type of voice modulation provided may be changed by using a preset DTMF key during a call.

27 is a view showing a love emotion analysis service during a call that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 27, the originating terminal 2701 first attempts to make a call to the receiving terminal 2705 via the supplementary service apparatus 2703 according to the present invention (step 2711). The button additional service device 2703 then attempts to make a call to the receiving terminal 2705 (step 2713), and when the receiving terminal 2705 answers, the calling terminal 2701 and the additional service device 2703 and the receiving terminal. A call path is established between 2705 (step 2715).

Thereafter, a call path is opened, and when the call is input, the DTMF key is input from the calling terminal 2701 to use the love emotion analysis service during a call among the additional services according to the present invention (step 2717). In response to the possible external server, the voice of the receiving terminal is analyzed to analyze the love emotion (step 2719). Thereafter, when the call ends, the love emotion analysis service during the call is also stopped (step 2721). The sentiment analysis result can then be sent to the calling terminal as an SMS message, or the analysis result can be sent to a predetermined email (step 2723).

FIG. 28 is a view illustrating a lie detection service during a call that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 28, the originating terminal 2801 first attempts to make a call to the receiving terminal 2805 via the supplementary service apparatus 2803 according to the present invention (step 2811). The button additional service apparatus 2803 then attempts to make a call to the receiving terminal 2805 (step 2813), and if the receiving terminal 2805 answers, the calling terminal 2801 and the additional service apparatus 2803 and the receiving terminal. A call path is established between 2805 (step 2815).

After that, if a call path is opened and a call is made while the caller terminal 2801 enters a DTMF key to use a lie detection service during a call among the additional services according to the present invention (step 2817), the additional service device is capable of detecting a lie. In operation 2819, the voice of the receiver terminal is detected by interworking with an external server. At this time, if it is determined that the voice received from the receiving terminal during the service is a lie, it may transmit a specific sound source to the calling terminal to notify that part is a lie. If the call is ended then the lie detection service during the call is also stopped (step 2821).

29 is a view showing a sound source setting service that can be used in the present invention according to an embodiment of the present invention.

Referring to FIG. 29, the originating terminal 2901 first attempts to make a call to the receiving terminal 2905 via the supplementary service apparatus 2903 according to the present invention (step 2911). The button additional service apparatus 2903 then attempts to make a call to the receiving terminal 2905 (step 2913), and if the receiving terminal 2905 answers, the calling terminal 2901 and the additional service apparatus 2903 and the receiving terminal. A call path is established between 2905 (step 2915).

Then, after opening the call and listening to the call connection replacement sound heard from the receiving terminal 2905, using the sound source setting service of the additional service according to the present invention by inputting the DTMF key in the calling terminal 2901 (step 2917), The additional service apparatus allocates an internal resource necessary for the sound source setting service, analyzes the call connection replacement sound of the receiving terminal (step 2919), and transmits a wireless Internet access number that can be selected for sound source setting to the calling terminal by SMS (step 2921). . Thereafter, the calling terminal terminates the call (step 2923), and establishes a sound source by interworking the received SMS message with the supplementary service device over the wireless Internet (step 2925). The sound source setting service provided herein may be a call connection sound, a ringtone download, a karaoke download, a MOD, VOD, or an MP3 service.

30 is a view showing a business card transmission service that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 30, first, the calling terminal 3001 attempts to make a call to the receiving terminal 3005 via the additional service device 3003 according to the present invention (step 3011). Then, the button additional service apparatus 3003 attempts to make a call to the receiving terminal 3005 (step 3013), and when the receiving terminal 3005 answers, the calling terminal 3001 and the additional service apparatus 3003 and the receiving terminal. A call path is established between 3005 (step 3015).

Thereafter, after opening the call, the DTMF key is input from the calling terminal 3001 during the call with the receiving terminal 3005 to use the business card transmission service among the additional services according to the present invention (step 3017). Allocate internal resources necessary for the service and confirm whether the receiving terminal subscribes to the service (step 3019), and transmit the wireless Internet access number capable of business card transmission service to the calling terminal by SMS (step 3021). Thereafter, the calling terminal terminates the call (step 3023), and may use the business card transmission service by interworking the received SMS message with the supplementary service device over the wireless Internet (step 3025). The service provided herein may be a call reservation service, an address book management service, a gift certificate gift service, or the like, in addition to a business card transmission service.

31 is a view showing a voice guidance service that can be used in the present invention according to an embodiment of the present invention.

Referring to FIG. 31, the originating terminal 3101 attempts to make a call to the receiving terminal 3105 via the supplementary service apparatus 3103 according to the present invention (step 3111). The button additional service device 3103 then attempts to make a call to the receiving terminal 3105 (step 3113), and if the receiving terminal 3105 answers, the calling terminal 3101 and the additional service device 3103 and the receiving terminal. A call path is established between 3105 (step 3115).

Then, when the call path is opened and the call is input, the DTMF key is input from the calling terminal 3101 to use the voice guidance service of the additional service according to the present invention (step 3117). The additional service apparatus analyzes the received DTMF key. In step 3119, an internal resource required for the service is allocated, and a voice guidance service for guiding voices of various additional services is executed (step 3121). When the calling terminal 3101 listens to the announcement and inputs a specific DTMF key accordingly (step 3123), the calling terminal executes an additional service corresponding to the input key in association with the appropriate external server 3107 (step 3125). The service has an advantage that the service subscriber can select and receive the service even if the subscriber does not memorize the DTMF key corresponding to each additional service.

32 is a diagram illustrating an SMS guide service that can be used in the present invention according to an embodiment of the present invention.

Referring to Fig. 32, first, the calling terminal 3201 attempts to make a call to the receiving terminal 3205 via the additional service device 3203 according to the present invention (step 3211). The button additional service device 3203 then attempts to make a call to the receiving terminal 3205 (step 3213), and if the receiving terminal 3205 answers, the calling terminal 3201 and the additional service device 3203 and the receiving terminal. A currency path is established between 3205 (step 3215).

Then, after confirming that the call path has been established, the additional service apparatus 3203 sends an SMS message including a menu capable of using the additional service according to the present invention to the calling terminal 3201 (step 3217). Then, when the originating terminal 3201 receiving the SMS message enters the DTMF key according to the contents of the SMS message during the call (step 3219) and uses the supplementary service according to the present invention (step 3221), the supplementary service apparatus receives the received message. The analyzed DTMF key is analyzed (step 3223) to allocate internal resources required for the service, and the additional service corresponding to the input key is executed in association with the appropriate external server 3207 (step 3225). The service has an advantage that the service subscriber can select and receive the service even if the subscriber does not memorize the DTMF key corresponding to each additional service.

According to the present invention, it is possible to quickly provide an additional service by using the DTMF key at any stage before, during or after a call.

In addition, according to the present invention, if the additional service is not provided using the DTMF key in the call step, an opportunity to additionally use the additional service may be provided by using an SMS message.

Claims (38)

A method for providing an additional service using a pre-call shortcut key in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, an additional service device, and a receiving side exchange managing at least one receiving terminal. Receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange and receives the call setup request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. Sent by the calling exchange receiving the subscriber information response signal; Sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving terminal; The receiving terminal originating and receiving the calling signal sends a call response signal to the receiving exchange; Receiving a second call connection response signal from the receiving side exchange in response to the call response signal; Transmitting a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed between the calling terminal and the receiving terminal in correspondence with the first call connection signal; And the receiving side exchange sends a voice message service signal to the calling terminal when the receiving terminal is not available; Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice message service signal; And Transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service providing method using a pre-call shortcut including a. A method for providing an additional service using a pre-call shortcut key in a mobile communication network including a calling party terminal, a calling party exchange, a home location register, an additional service device, and a receiving side exchange managing at least one receiving terminal. Receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the calling exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. By the originating exchange receiving the subscriber information response signal; Sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving terminal; The receiving terminal originating and receiving the calling signal sends a call response signal to the receiving exchange; Receiving a second call connection response signal from the receiving side exchange in response to the call response signal; Transmitting a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed between the calling terminal and the receiving terminal in correspondence with the first call connection signal; And when the receiving terminal is no answer, the receiving exchange sends a ring back tone to the calling terminal; And Transmitting an additional service to the calling terminal in response to the ring back tone; Additional service providing method using a pre-call shortcut including a. A method for providing an additional service using a shortcut key during a communication in a mobile communication network including a calling terminal, an calling exchange, a home location register, an additional service device, and a receiving exchange managing at least one receiving terminal. Receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call setup request signal to the originating exchange by the calling terminal and receives the call setup request signal; The home exchange register sends a subscriber information request signal of the calling terminal to the home location register and receives the subscriber information request signal from the calling exchange. The home location register sends a subscriber information response signal to the calling exchange. An originating exchange that receives the subscriber information response signal by sending a call; Sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving terminal; The receiving terminal originating and receiving the calling signal sends a call response signal to the receiving exchange; Receiving a second call connection response signal from a receiving side exchange in response to the call response signal; Transmitting a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence to the first call connection signal; The receiving terminal sends a response signal to the receiving exchange; Receiving a first response message signal at the receiving side exchange in response to the response signal; Sending a second response message signal to the calling exchange in response to the first response message signal, wherein a call is connected to the calling terminal and the receiving terminal in response to the first response message signal; Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection; And Transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service providing method using a shortcut key during a call comprising a. Claims [1] A method for providing supplementary services using a shortcut key after a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, a short message service center, an additional service device, and a receiving exchange managing at least one receiving terminal. Receiving a first call release signal from the receiving side exchange, wherein the first call release signal is from the receiving side exchange receiving the first call termination signal sent by the receiving side terminal; Sending a second call release signal to the calling exchange in response to the first call release signal, wherein the calling exchange receiving the second call release signal sends a second call termination signal to the calling terminal; Outbox; Receiving a second call release completion signal from the originating exchange in correspondence with the second call termination signal; Transmitting an additional service call request signal to the short message service center in response to the second call release signal, wherein the short message service center receiving the call request signal sends a short message to the calling terminal; ; And Transmitting a first call release completion signal to the receiving side exchange in response to the second call release signal; Additional service providing method using a shortcut key after the call, including. A method for providing an additional service using a pre-call shortcut in a mobile communication network including a calling terminal, an calling exchange, a home location register, an additional service device, a service controller, and a receiving exchange managing at least one receiving terminal. Receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the calling exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register, and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. The originating exchange receiving the subscriber information response signal sends an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal sends an AI response signal to the originating exchange and sends the AI response signal. The originating exchange received has originated; Sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Receiving a second call connection response signal from a receiving side exchange in response to the call response signal; Transmitting a first call connection response signal to the calling exchange in response to the second call connection response signal, wherein a call path is formed in the calling terminal and the receiving terminal in correspondence to the first call connecting signal; And the receiving side exchange sends a voice message service signal to the calling terminal when the receiving terminal is not available; Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice message service signal; And Transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service providing method using a pre-call shortcut including a. A method for providing an additional service using a pre-call shortcut in a mobile communication network including a calling terminal, an calling exchange, a home location register, an additional service device, a service controller, and a receiving exchange managing at least one receiving terminal. Receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the calling exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. The originating exchange receiving the subscriber information response signal sends an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal sends an AI response signal to the originating exchange and sends the AI response. Originating at the originating exchange receiving the signal; Sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving terminal; The receiving terminal originating and receiving the calling signal sends a call response signal to the receiving exchange; Receiving a second call connection response signal from the receiving side exchange in response to the call response signal; Transmitting a first call connection response signal to the calling exchange in response to the second call connection response signal, wherein a call path is formed in the calling terminal and the receiving terminal in correspondence to the first call connecting signal; And when the receiving terminal is no answer, the receiving exchange sends a ring back tone to the calling terminal; And Transmitting an additional service to the calling terminal in response to the ring back tone; Additional service providing method using a pre-call shortcut including a. A method for providing supplementary services using a shortcut key during a communication in a mobile communication network including a calling terminal, a calling exchange, a home location register, an additional service device, a service controller, and a receiving exchange managing at least one receiving terminal. Receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the calling exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. The originating exchange receiving the subscriber information response signal sends an AI (Analyzed Information) signal to the service controller and the service controller receiving the AI signal sends an AI response signal to the originating exchange and sends the AI response signal. The originating exchange has received the call; Sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving terminal; The receiving terminal originating and receiving the calling signal sends a call response signal to the receiving exchange; Receiving a second call connection response signal from a receiving side exchange in response to the call response signal; Transmitting a first call connection response signal to the calling exchange in response to the second call connection response signal, wherein a call path is formed in the calling terminal and the receiving terminal in correspondence to the first call connecting signal; The receiving terminal sends a response signal to the receiving exchange; Receiving a first response message signal at the receiving side exchange in response to the response signal; Sending a second response message signal to the calling exchange in response to the first response message signal, wherein a call is connected to the calling terminal and the receiving terminal in response to the first response message signal; Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection; And Transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service providing method using a shortcut key during a call comprising a. In the 3rd generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, an additional service device and a receiving side switching device for managing at least one receiving terminal, an additional service providing method using a pre-call shortcut key Receiving a first call connection request signal from the source exchange apparatus, wherein the first call connection request signal transmits a call setup request signal to the calling party exchange apparatus and sends the call setup request signal to the calling party exchange apparatus; The receiving source switching device transmits the subscriber information request signal of the calling terminal to the home location registration device and the home location registering device receiving the subscriber information request signal from the calling party switching device transmits to the calling party switching device. Originating side exchange device receiving the subscriber information response signal by sending a subscriber information response signal; Transmitting a second call connection request signal to the receiving side switching device in response to the first call connection request signal, wherein the receiving side switching device that receives the second call connection request signal sends a call signal to the receiving terminal; Transmits a call response signal to the receiving side switching device, wherein the receiving terminal receives the call signal; Receiving a second call connection response signal from a receiving side exchange apparatus corresponding to the call response signal; Sending a first call connection response signal to the calling party exchange apparatus in response to the second call connection response signal;  Generating a first audio and video channel corresponding to the calling party switching device that has received the first call connection response signal; Generating a second audio and video channel with the receiving side exchange apparatus corresponding to the first audio and video channel, wherein a voice is generated between the calling terminal and the receiving terminal according to the generation of the second audio and video channel. And the receiving side switching device transmits a voice and video message service signal to the calling terminal when the video channel is formed and the receiving terminal is not available. Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice and video message service signal; And Transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service providing method using a pre-call shortcut including a. In the 3rd generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, an additional service device and a receiving side switching device for managing at least one receiving terminal, an additional service providing method using a pre-call shortcut key Receiving a first call connection request signal from the source exchange apparatus, wherein the first call connection request signal transmits a call setup request signal to the calling party exchange apparatus and sends the call setup request signal to the calling party exchange apparatus; The receiving source switching device transmits the subscriber information request signal of the calling terminal to the home location registration device and the home location registering device receiving the subscriber information request signal from the calling party switching device transmits to the calling party switching device. The calling party switching device that has received the subscriber information response signal by sending the subscriber information response signal; Transmitting a second call connection request signal to the receiving side switching device in response to the first call connection request signal, wherein the receiving side switching device that receives the second call connection request signal sends a call signal to the receiving terminal; Transmits a call response signal to the receiving side switching device, wherein the receiving terminal receives the call signal; Receiving a second call connection response signal from a receiving side exchange apparatus corresponding to the call response signal; Sending a first call connection response signal to the calling party exchange apparatus in response to the second call connection response signal;  Generating a first audio and video channel corresponding to the calling party switching device that has received the first call connection response signal; Generating a second audio and video channel with the receiving side exchange apparatus corresponding to the first audio and video channel, wherein a voice is generated between the calling terminal and the receiving terminal according to the generation of the second audio and video channel. And when the receiving channel is established and the receiving terminal is unanswered, the receiving side switching device sends a call response content signal to the calling terminal. And Transmitting an additional service to the calling terminal in response to the call response content signal; Additional service providing method using a pre-call shortcut including a. In the 3rd generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, an additional service device and a receiving side switching device for managing at least one receiving terminal, an additional service providing method using a pre-call shortcut key Receiving a first call connection request signal from the source exchange apparatus, wherein the first call connection request signal transmits a call setup request signal to the calling party exchange apparatus and sends the call setup request signal to the calling party exchange apparatus; The receiving source switching device transmits the subscriber information request signal of the calling terminal to the home location registration device, and the home location registering device receiving the subscriber information request signal from the calling party switching device is the calling party switching device. A calling party information response signal sent by the calling party switching device that has received the subscriber information response signal; Transmitting a second call connection request signal to the receiving side switching device in response to the first call connection request signal, wherein the receiving side switching device that receives the second call connection request signal sends a call signal to the receiving terminal; Transmits a call response signal to the receiving side switching device, wherein the receiving terminal receives the call signal; Receiving a second call connection response signal from a receiving side exchange apparatus corresponding to the call response signal; Sending a first call connection response signal to the calling party exchange apparatus in response to the second call connection response signal;  Generating a first audio and video channel corresponding to the calling party switching device that has received the first call connection response signal; Generating a second audio and video channel with the receiving side exchange apparatus corresponding to the first audio and video channel, wherein a voice is generated between the calling terminal and the receiving terminal according to the generation of the second audio and video channel. And a video channel is formed and the receiving terminal sends a response signal to the receiving exchange device. Receiving a first response message signal at the receiving side exchange apparatus in response to the response signal; Sending a second response message signal to the calling party switching device in response to the first response message signal, wherein a call is connected to the calling party terminal and the called party terminal corresponding to the first response message signal; Receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection; And Transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service providing method using a shortcut key during a call comprising a. The method according to any one of claims 1, 5 or 8, The additional service provided by the additional service device is a call automatic reservation service. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 1, 5 or 8, The additional service provided by the additional service device is a message transfer service. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 1, 5 or 8, The additional service provided by the additional service device is a service for setting a call service sound source of a receiving terminal as a service sound source of a calling terminal. Additional service providing method using a pre-call shortcut, characterized in that. The method of claim 13, The service sound source is a background sound, a ring back tone, a ringtone, karaoke, MOD (Music On Demand), VOD (Video On Demand), and an MP3 service. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 1, 5 or 8, The additional service provided by the additional service device is to send a service access SMS. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 2, 6 or 9, The additional service provided by the additional service device is a call automatic reservation service. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 2, 6 or 9, The additional service provided by the additional service device is a message transfer service. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 2, 6 or 9, The additional service provided by the additional service device is a service for setting a call service sound source of a receiving terminal as a service sound source of a calling terminal. Additional service providing method using a pre-call shortcut, characterized in that. The method of claim 18 The service sound source is a background sound, a ring back tone, a ringtone, karaoke, MOD (Music On Demand), VOD (Video On Demand), and an MP3 service. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 2, 6 or 9, The additional service provided by the additional service device is to send a service access SMS. Additional service providing method using a pre-call shortcut, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is to send a service access SMS. Additional service providing method using a shortcut key during a call, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is a service for setting a call service sound source of a receiving terminal as a service sound source of a calling terminal. Additional service providing method using a shortcut key during a call, characterized in that. The method of claim 22, The service sound source is a background sound, a ring back tone, a ringtone, karaoke, MOD (Music On Demand), VOD (Video On Demand), and an MP3 service. Additional service providing method using a shortcut key during a call, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is a business card transmission service. Additional service providing method using a shortcut key during a call, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is an automatic address book management service. Additional service providing method using a shortcut key during a call, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is a location information transmission service. Additional service providing method using a shortcut key during a call, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is a gift certificate gift service. Additional service providing method using a shortcut key during a call, characterized in that. The method according to any one of claims 3, 7, or 10, The additional service provided by the additional service device is an email transmission service. Additional service providing method using a shortcut key during a call, characterized in that. An additional service apparatus for providing an additional service using a shortcut key before a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, and a receiving exchange managing at least one receiving terminal. Means for receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the originating exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling exchange. The originating exchange has received the subscriber information response signal; Means for sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving side terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Means for receiving a second call connection response signal from a receiving side exchange in response to the call response signal; Means for sending a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence with the first call connection signal; The receiving exchange sends a voice message service signal to the calling terminal when the receiving terminal is not available; Means for receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice message service signal; And Means for transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service device comprising a. An additional service apparatus for providing an additional service using a shortcut key before a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, and a receiving exchange managing at least one receiving terminal. Means for receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the originating exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling exchange. The originating exchange has received the subscriber information response signal; Means for sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving side terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Means for receiving a second call connection response signal from a receiving side exchange corresponding to the call response signal; Means for sending a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence with the first call connection signal; When the receiving terminal is no answer, the receiving exchange sends a ring back tone to the calling terminal; And Means for transmitting an additional service to the calling terminal in response to the ring back tone; Additional service device comprising a. An additional service apparatus for providing an additional service using a shortcut key during a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, and a receiving exchange managing at least one receiving terminal. Means for receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the originating exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling exchange. The originating exchange has received the subscriber information response signal; Means for sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving side terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Means for receiving a second call connection response signal from a receiving side exchange corresponding to the call response signal; Means for sending a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence with the first call connection signal; The receiving terminal sends a response signal to the receiving exchange; Means for receiving a first response message signal at the receiving side exchange in response to the response signal; Means for sending a second response message signal to the calling exchange in response to the first response message signal, wherein a call is connected to the calling terminal and the receiving terminal corresponding to the first response message signal; Means for receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection; And Means for transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service device comprising a. In a mobile communication network including an originating terminal, an originating exchange, a home location register, a short message service center and a receiving exchange managing at least one receiving terminal, an additional service device providing an additional service using a shortcut key after a call. In Means for receiving a first call release signal from a receiving side exchange, wherein the first call release signal is a signal originated by a receiving side exchange receiving the first call termination signal sent by the receiving terminal; Means for sending a second call release signal to an originating exchange in response to the first call release signal, wherein the originating exchange receiving the second call release signal sends a second call termination signal to the calling terminal; Means for receiving a second call release completion signal from the originating exchange in correspondence with a second call termination signal; Means for sending an additional service origination request signal to a short message service center in response to the second call release signal, wherein the short message service center receiving the origination request signal sends a short message to the calling terminal; And Means for sending a first call release completion signal to a receiving exchange in correspondence with the second call release signal; Additional service device comprising a. An additional service apparatus for providing an additional service using a shortcut key before a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, a service controller, and a receiving exchange managing at least one receiving terminal. Means for receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the originating exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. The originating exchange receiving the subscriber information response signal sends an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal sends an AI response signal to the originating exchange and sends the AI response signal. The originating exchange received has originated; Means for sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving side terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Means for receiving a second call connection response signal from a receiving side exchange corresponding to the call response signal; Means for sending a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence with the first call connection signal; The receiving exchange sends a voice message service signal to the calling terminal when the receiving terminal is not available; Means for receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice message service signal; And Means for transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service device comprising a. An additional service apparatus for providing an additional service using a shortcut key before a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, a service controller, and a receiving exchange managing at least one receiving terminal. Means for receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the originating exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. The originating exchange receiving the subscriber information response signal sends an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal sends an AI response signal to the originating exchange and sends the AI response signal. The originating exchange received has originated; Means for sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving side terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Means for receiving a second call connection response signal from a receiving side exchange corresponding to the call response signal; Means for sending a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence with the first call connection signal; When the receiving terminal is no answer, the receiving exchange sends a ring back tone to the calling terminal; And Means for transmitting an additional service to the calling terminal in response to the ring back tone; Additional service device comprising a. An additional service apparatus for providing an additional service using a shortcut key during a call in a mobile communication network including a calling terminal, a calling exchange, a home location register, a service controller, and a receiving exchange managing at least one receiving terminal. Means for receiving a first call connection request signal from the originating exchange, wherein the first call connection request signal transmits a call establishment request signal to the originating exchange and receives the call establishment request signal; The calling party exchange sends the subscriber information request signal of the calling terminal to the home location register and the home location registrar receiving the subscriber information request signal from the calling party exchange sends the subscriber information response signal to the calling party exchange. The originating exchange receiving the subscriber information response signal sends an AI (Analyzed Information) signal to the service controller, and the service controller receiving the AI signal sends an AI response signal to the originating exchange and sends the AI response signal. The originating exchange received has originated; Means for sending a second call connection request signal to the receiving side exchange in response to the first call connection request signal, wherein the receiving side exchange receiving the second call connection request signal sends a call signal to the receiving side terminal; The receiving terminal receiving the call signal sends a call response signal to the receiving exchange; Means for receiving a second call connection response signal from a receiving side exchange corresponding to the call response signal; Means for sending a first call connection response signal to the originating exchange in response to the second call connection response signal, wherein a call path is formed at the calling terminal and the receiving terminal in correspondence with the first call connection signal; The receiving terminal sends a response signal to the receiving exchange; Means for receiving a first response message signal at the receiving side exchange in response to the response signal; Means for sending a second response message signal to the calling exchange in response to the first response message signal, wherein a call is connected to the calling terminal and the receiving terminal corresponding to the first response message signal; Means for receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection; And Means for transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service device comprising a. In a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, and a receiving side switching device managing at least one receiving terminal, a supplementary service device that provides an additional service using a pre-call shortcut key. In Means for receiving a first call connection request signal from the source exchange apparatus, wherein the first call connection request signal transmits a call setup request signal to the calling party exchange apparatus and sends the call setup request signal to the calling party exchange apparatus; The receiving source switching device transmits the subscriber information request signal of the calling terminal to the home location registering device and the home location registering device receiving the subscriber information request signal from the calling party switching device sends the calling information to the calling party switching device. Originating side exchange device receiving the subscriber information response signal by sending a subscriber information response signal; Means for sending a second call connection request signal to the receiving side switching device corresponding to the first call connection request signal, wherein the receiving side switching device that has received the second call connection request signal sends a call signal to the receiving terminal. Transmits a call response signal to the receiving side switching device, wherein the receiving terminal receives the call signal; Means for receiving a second call connection response signal from a receiving side switching device corresponding to the call response signal; Means for sending a first call connection response signal to the originating switching device in response to the second call connection response signal;  Means for generating a first audio and video channel corresponding to the originating switching device receiving the first call connection response signal; Means for generating the receiving side exchange device and a second audio and video channel corresponding to the first audio and video channel, wherein a voice between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel And the receiving side switching device transmits a voice and video message service signal to the calling terminal when the video channel is formed and the receiving terminal is not available. Means for receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal in response to the voice and video message service signal; And Means for transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service device comprising a. In a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, and a receiving side switching device managing at least one receiving terminal, a supplementary service device that provides an additional service using a pre-call shortcut key. In Means for receiving a first call connection request signal from the source exchange apparatus, wherein the first call connection request signal transmits a call setup request signal to the calling party exchange apparatus and sends the call setup request signal to the calling party exchange apparatus; The receiving source switching device transmits the subscriber information request signal of the calling terminal to the home location registration device and the home location registering device receiving the subscriber information request signal from the calling party switching device transmits to the calling party switching device. Originating side exchange device receiving the subscriber information response signal by sending a subscriber information response signal; Means for sending a second call connection request signal to the receiving side switching device corresponding to the first call connection request signal, wherein the receiving side switching device that has received the second call connection request signal sends a call signal to the receiving terminal. Transmits a call response signal to the receiving side switching device, wherein the receiving terminal receives the call signal; Means for receiving a second call connection response signal from a receiving side switching device corresponding to the call response signal; Means for sending a first call connection response signal to the originating switching device in response to the second call connection response signal;  Means for generating a first audio and video channel corresponding to the originating switching device receiving the first call connection response signal; Means for generating the receiving side exchange device and a second audio and video channel corresponding to the first audio and video channel, wherein a voice between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel And when the receiving channel is established and the receiving terminal is unanswered, the receiving side switching device sends a call response content signal to the calling terminal. And Means for transmitting an additional service to the calling terminal in response to the call response content signal; Additional service device comprising a. In a third generation mobile communication network including a calling party terminal, a calling party switching device, a home location registration device, and a receiving side switching device managing at least one receiving terminal, a supplementary service device that provides an additional service using a pre-call shortcut key. In Means for receiving a first call connection request signal from the source exchange apparatus, wherein the first call connection request signal transmits a call setup request signal to the calling party exchange apparatus and the call setup request signal; The calling party switching device that has received the call transmits the subscriber information request signal of the calling party terminal to the home location registration device, and the home location registration device receiving the subscriber information request signal from the calling party switching device is the calling party switching device. A calling party information response signal sent by the calling party switching device that has received the subscriber information response signal; Means for sending a second call connection request signal to the receiving side switching device corresponding to the first call connection request signal, wherein the receiving side switching device that has received the second call connection request signal sends a call signal to the receiving terminal. Transmits a call response signal to the receiving side switching device, wherein the receiving terminal receives the call signal; Means for receiving a second call connection response signal from a receiving side switching device corresponding to the call response signal; Means for sending a first call connection response signal to the originating switching device in response to the second call connection response signal;  Means for generating a first audio and video channel corresponding to the originating switching device receiving the first call connection response signal; Means for generating the receiving side exchange device and a second audio and video channel corresponding to the first audio and video channel, wherein a voice between the calling terminal and the receiving terminal corresponding to the generation of the second audio and video channel And a video channel is formed and the receiving terminal sends a response signal to the receiving exchange device. Means for receiving a first response message signal at the receiving side exchange apparatus corresponding to the response signal; Means for sending a second response message signal to the calling party exchange device in response to the first response message signal, wherein a call is connected to the calling party terminal and the receiving terminal corresponding to the first response message signal; Means for receiving a dual tone multi frequency (DTMF) key input signal from the calling terminal during the call connection; And Means for transmitting an additional service to the calling terminal in response to the dual tone multi frequency (DTMF) key input signal; Additional service device comprising a.

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