KR20060073107A - System and method for recording calling contents in mobile network - Google Patents

Abstract

According to the present invention, when a call recording command is input during a call, the user voice and the other party's voice in the form of packet data are extracted and stored, and when a recording release command is input, the mobile communication terminal stops recording the call. When the call recording request command is input from the terminal, it is determined that the user is an authenticated user and transmits the authentication result to the mobile communication terminal, and is configured as a recording server for storing the call information information transmitted from the mobile communication terminal, By sending and storing the call to a remote server in real time, it can be used as business data or legal evidence without being limited by the storage capacity of the mobile communication terminal.

Mobile communication terminal, call recording, recording server

Description

System and method for recording calling contents in mobile network}             

1 is a block diagram schematically showing the configuration of a call recording system in a mobile communication network according to the present invention;

2 is a block diagram schematically showing the configuration of the mobile communication terminal shown in FIG.

3 is a block diagram schematically showing the configuration of the recording server shown in FIG.

4 is a flowchart showing a call recording method according to an exemplary embodiment of the present invention.

5 is a flowchart illustrating a call recording method according to another exemplary embodiment of the present invention.

6 is a flowchart illustrating a method of recording a call content in a recording server according to the present invention.

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

100: mobile communication terminal 110: base station

120: mobile communication switchboard 130: recording server

200, 300: wireless processing unit 210: key input unit

220: display unit 230: voice processing unit

240, 320: storage unit 250, 310: control unit

The present invention relates to a call recording system and method in a mobile communication network that transmits and stores important content in real time to a remote server during a voice call.

Recently, with the development of mobile communication technology, the mobile communication service area has been expanded, and the spread of mobile communication terminals has been expanding.

The mobile communication terminal is primarily intended to enable a telephone call to a user wirelessly. However, as mobile communication terminals become more common and necessitated, various functions have been installed to enable various uses of one mobile communication terminal.

According to this trend, various services related to recording and reproducing are provided, such as a function of recording a call and replaying it later, a voice recording function, and an answering machine.

The call recording service of the conventional mobile communication terminal is generally provided with a predetermined memory unit in the terminal to store and later play the call data.

That is, the call recording function provided by the mobile communication terminal stores the contents of the call in the internal storage device of the terminal by entering a recording function by the user during a call. In this case, the contents of the call are data obtained by digitally converting digital data converted from a wireless data transmitted through a decoder and analog data input from a microphone. The voice data is stored in a nonvolatile memory in the terminal and stored.

However, the conventional call recording method has a problem in that the memory of the terminal is relatively small and the amount of stored data and the recording time are not only small but also cannot be stored for a long time.

In addition, due to the price of the nonvolatile memory and the size of the mobile communication terminal, since most terminals do not have enough memory, there are many restrictions on the time of a call that can be stored according to the storage capacity of the terminal.

Accordingly, an object of the present invention is to provide a system and method for recording content of a call in a mobile communication network that can transmit important content to a remote server in real time during a voice call and keep the content of the call without being limited by the storage capacity of the mobile communication terminal. It is.

According to an aspect of the present invention in order to achieve the above objects, if a call recording command is input during a call, the user voice and the other party's voice in the form of packet data is extracted and stored, if a recording release command is input, the call content The mobile communication terminal for stopping the recording of the call, and if a call recording request command is input from the mobile communication terminal, it is determined whether the user is authenticated and transmits the authentication result to the mobile communication terminal, the call transmitted from the mobile communication terminal Provided is a call recording system in a mobile communication network comprising a recording server for storing content information.

The call content information includes a call content including a user voice and a counterpart voice in the form of packet data, a unique number of the mobile communication terminal, and a unique number of the counterpart terminal.

According to another aspect of the present invention, in a method for recording a call content in a mobile communication network, when a mobile communication terminal receives a recording command during a call, the mobile terminal connects to a recording server and transmits a call content recording request command. It is determined whether the user is an authenticated user by using the terminal unique number in the call recording request command and transmits the result of the determination to the mobile communication terminal. When the mobile communication terminal receives a recordable response from the recording server, the call content is received. Transmitting information to the recording server, the recording server is provided with a call recording method in a mobile communication network, characterized in that for storing the call content information transmitted from the mobile communication terminal.

According to another aspect of the present invention, in a method for recording a call content in a mobile communication network, when the mobile communication terminal receives a recording command during a call, the call content is stored in a storage unit, and the call content stored in the storage unit is stored. When stored up to a predetermined predetermined area, the recording server connects to the recording server and transmits a call recording request command, and the recording server determines whether the mobile communication terminal is an authenticated user and transmits the result, and the mobile communication terminal transmits the result. When a recordable response is received from a recording server, a call content stored in the storage unit is transmitted to the recording server, and the recording server stores the call content transmitted from the mobile communication terminal. A method of recording content is provided.

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

1 is a block diagram schematically showing a configuration of a call recording system in a mobile communication network according to the present invention, FIG. 2 is a block diagram schematically showing a configuration of a mobile communication terminal shown in FIG. 1, and FIG. It is a block diagram schematically showing the configuration of the recording server shown.

Referring to FIG. 1, a call recording system includes a mobile communication terminal 100, a base station 110, a mobile communication switching center 120, and a recording server 130.

The mobile communication terminal 100 receives a call recording or recording release command from a user and transmits the call recording command to the mobile communication switching center 120 through the base station, and responds to the call recording request through the base station 110. Receive it, display it to the user, or receive a response to the request to unrecord it.

A mobile communication terminal 100 performing the above role will be described in detail with reference to FIG. 2.

2, the mobile communication terminal 100 includes a wireless processing unit 200, a key input unit 210, a display unit 220, a voice processing unit 230, a storage unit 240, and a control unit 250.

The wireless processing unit 200 converts a signal received from the antenna into an intermediate frequency signal and outputs the radio signal, and converts a signal to be transmitted from an intermediate frequency signal into a radio signal and outputs the signal to the antenna.

The wireless processing unit 200 transmits a call content recording request command or a recording release request command input by a user during a call to the recording server 130 through the base station 110 and the mobile communication switching center 120.

The key input unit 210 includes a plurality of numeric / character keys and function keys for performing various functions, and transmits an electrical signal of key data corresponding to a key input by a user to the controller 250.

The key input unit 210 may be provided with a separate call recording / recording release button. Accordingly, the user may record / release recording of the call by using a call record button or a predetermined hot key of the key input unit 210.

The display unit 220 displays the state of the mobile communication terminal 100 under the control of the controller 250.

The voice processor 230 receives and demodulates a wireless signal received through the antenna from the wireless processor 200, outputs a voice signal by a speaker, modulates a voice signal input by a microphone, and modulates the wireless processor 200. Transmit by antenna.

When the voice message recording command is received from the controller 250, the voice processor 230 converts an analog user voice signal input through a microphone into a digital signal and stores the digital voice signal in the storage unit 240 or the wireless processor. It is to be transmitted to the recording server 130 through the (200).

In addition, when the voice message recording command is received from the controller 250, the voice processor 230 stores the voice signal of the other party received through the wireless processor 200 in the storage 240 or the wireless processor. It is to be transmitted to the recording server 130 through the (200).

The storage unit 240 stores a program for the operation of the controller 250 and data processed during the operation.

The storage unit 240 stores the user voice in the form of packet data output from the voice processor 230 and the other party's voice received through the antenna in the form of packet data. In other words, when the user presses the record button of the key input unit 210, the storage unit 240 stores the current and outgoing calls in the form of packet data.

The control unit 250 generates various commands or control signals for collectively controlling operations specific to a mobile communication terminal and operations for recording or reproducing a call.

When a call recording command is input through the key input unit 210 during a call, the control unit 250 stores the user voice in the form of packet data output from the voice processing unit 230 and the voice of the other party received through the antenna. Control to be stored in the storage unit 240 or the recording server 130.

Referring back to FIG. 1, the base station 110 transmits a corresponding message recording message to the mobile communication terminal 100 or the mobile communication switching center 120.

When the mobile communication switching center 120 receives a call content recording request command from the mobile communication terminal 100 through the base station 110, the mobile communication switching center 120 transmits it to the recording server 130 to record the corresponding call content. Receiving a response to the recording of the call from the recording server 130 and transmits to the mobile communication terminal 100 through the base station (110). At this time, when receiving a response that the recording is possible from the recording server 130, the call content of the user is switched to the PCM data form. The call content of the switched user may be in a form of compression technology other than PCM data.

When the mobile communication switching center 120 receives a call recording release request command from the mobile communication terminal 100 through the base station 110, the mobile communication switching center 120 transmits it to the recording server 130 to stop recording the corresponding call contents. The response to the release request from the recording server 130 is transmitted to the base station 110 and stops switching the PCM data to the recording server 130.

In addition, when the mobile communication switching center 120 receives a request for reproducing the contents of the call stored in the recording server 130 from the mobile communication terminal 100, the mobile communication switching center 120 receives the contents of the call stored in the recording server 130 and transmits the received contents. It transmits to the terminal 100 to play.

When the recording server 130 receives a call recording request command of the mobile communication terminal 100 through the mobile communication switching station 120, the recording server 130 in conjunction with the associated authentication system through the user authentication to the call recording service Check whether you are a registered registered user. If the user is a registered user, the recording server 130 responds that the recording is possible to the mobile communication switching center 120, and if the user is not registered, the recording server 130 responds that recording is not possible to the mobile communication switching center 120. do.

In addition, the recording server 130 stops recording the call content of the user, upon receiving the request to release the recording of the call content of the mobile communication terminal 100 through the mobile communication exchange station 120, the recording release request Sends a response to the mobile switching center 120.

The recording server 130 performing the above role will be described in detail with reference to FIG. 3.

Referring to FIG. 3, the recording server 130 includes a wireless processor 300, a controller 310, and a storage 320.

The wireless processor 300 converts a signal received from an antenna into an intermediate frequency signal and outputs the signal, and converts a signal to be transmitted from an intermediate frequency signal into a radio signal and outputs the signal to the antenna.

The controller 310 controls to store the contents of a call (a user voice and a counterpart voice in a packet form) received through the wireless processor 300 in the storage 320.

When the call recording command is input from the mobile communication terminal 100, the controller 310 determines whether a unique number (CID) of the corresponding mobile communication terminal 100 is a registered number. If the result of the determination is that the mobile communication terminal 100 is a registered number, the controller 310 controls to store the contents of the call transmitted from the mobile communication terminal 100 in the storage 320, and the terminal If the number is not registered, the authentication error message is transmitted to the mobile communication terminal 100.

The call recording request command includes a mobile communication terminal unique number (for example, a phone number), and the controller 310 performs user authentication using the unique number in the recording request command.

The storage unit 320 includes a user information database 322 storing user information for authenticating whether the user is a registered user and a recording information database 324 storing call contents information. The user information includes a mobile communication terminal telephone number, a user name, a user ID, a password, and the like. The call contents information includes call contents (packet caller voice and counterpart voice), recording time, caller information, and receiver information.

4 is a flowchart illustrating a call recording method according to an exemplary embodiment of the present invention.

Referring to FIG. 4, when a user of a mobile communication terminal is in a call with the other party (S400), if a call recording command is input by the user (S402), the mobile communication terminal accesses a recording server and requests a call recording command. It is transmitted (S404).

That is, when the user of the mobile communication terminal presses the record button of the key input unit during a call, the mobile communication terminal connects to a remote recording server using a network protocol such as TCP or UDP through a high-speed channel for data and requests recording of a call. Send the command.

Then, the recording server determines whether the mobile communication terminal is an authenticated user. That is, the recording server determines whether the terminal identification number in the call recording request command exists in the storage unit to determine whether the user is an authenticated user. As a result of the determination, if the terminal is an authenticated terminal, the recording server transmits a recordable response to the mobile communication terminal, and if it is not an authenticated terminal, transmits an authentication error response.

After the execution of step 404, if a recordable response is received from the recording server and determined to be an authenticated user (S406), the mobile communication terminal extracts the user voice and the other party's voice (that is, the contents of the call) in a packet form and records the recording. Transfer to the server (S408).

That is, if the mobile communication terminal is an authenticated terminal, the mobile communication terminal includes a call content including a user voice in the form of packet data output from a voice processing unit and a counterpart voice in the form of packet data received through the antenna, and the mobile communication. The call content information including the terminal number, the counterpart terminal number, etc. is transmitted to the recording server.

During the step 406, if a call recording release command is input by the user (S410), the mobile communication terminal transmits a recording release request command to the recording server (S412), and stops recording the call contents. (S414). The recording cancel request command may be input to a key input unit using a predetermined button or a menu button.

If it is determined in step 406 that the mobile communication terminal is not an authorized terminal, the mobile communication terminal displays an authentication error message (S416). That is, if the mobile communication terminal is not an authenticated terminal, the recording server transmits an authentication error response to the mobile communication terminal, and the mobile communication terminal receives the authentication error response and displays an authentication error message.

In order to listen to the contents of the call stored in the recording server as described above, it may be provided to the message center using a wired / wireless terminal, and in the case of a short call, it may be downloaded to the terminal using a wireless data service. In addition, you can listen to the call again after downloading / converting using a dedicated program on a PC using the Internet.

5 is a flowchart illustrating a call recording method according to another exemplary embodiment of the present invention.

Referring to FIG. 5, when a user of a mobile communication terminal is in a call with a counterpart (S500), and a call recording command is input by the user (S502), the mobile terminal extracts a user voice and a counterpart voice in a packet form. Store in the storage unit (S504).

That is, when the call recording command is input, the mobile communication terminal includes a call content including a user voice in the form of packet data output from a voice processing unit and a voice of the other party in the form of packet data received through the antenna, and the mobile communication terminal number. Call contents are stored in the storage unit.

During the operation 504, when the call contents are stored up to a predetermined predetermined area of the storage unit (S506), the mobile communication terminal accesses a recording server and transmits a call content recording request command (S508).

The recording server determines whether the mobile communication terminal is an authenticated user. That is, the recording server determines whether the terminal unique number in the call recording request command exists in the storage unit to determine whether the user is an authenticated user. As a result of the determination, if the terminal is an authenticated terminal, the recording server transmits a recordable response to the mobile communication terminal, and if it is not an authenticated terminal, transmits an authentication error response.

After performing step 508, if the mobile communication terminal is an authenticated terminal (S510), the mobile communication terminal transmits call content information stored in the storage unit to the recording server (S512). In this case, since the mobile communication terminal transmits all of the contents of the call contents stored up to now to the recording server, the contents of the call are not stored in the storage unit.

After the execution of step 512, if a recording release command is input by the user (S514), the mobile communication terminal transmits the call content information currently stored in the storage to the recording server and stops recording (S516). That is, the mobile communication terminal transmits all the call content information remaining in the storage unit, disconnects from the recording server, and returns the data high speed channel allocation.

If it is determined in step 510 that the user is not an authenticated user, the mobile communication terminal displays an authentication error message (S518).

6 is a flowchart illustrating a method of recording a call content in a recording server according to the present invention.

Referring to FIG. 6, when a call detail recording request command is received from the mobile communication terminal (S600), the recording server determines whether the mobile communication terminal is an authenticated terminal (S602). That is, when the call recording request is received, the recording server determines whether the mobile communication terminal unique number in the recording request command exists in the storage unit.

As a result of the determination, if the unique number of the mobile communication terminal exists in the storage unit, the recording server determines that the mobile communication terminal is an authenticated terminal, and if it does not exist, determines that the terminal is not authenticated.

If it is determined in step 602 that the mobile communication terminal is an authenticated terminal, the recording server transmits a recordable response to the mobile communication terminal (S604).

The mobile communication terminal receiving the recordable response transmits call content information to the recording server.

After performing step 604, the recording server receives and stores call content information transmitted from the mobile communication terminal (S606). The call content information includes a call content, a user terminal unique number, a counterpart terminal unique number, and the like. The recording server stores the contents of the call transmitted from the mobile communication terminal by database.

While performing step 606, if a recording release request command is received from the mobile communication terminal (S608), the recording server stops recording the call contents and transmits a response to the recording release request to the mobile communication terminal ( S610).

If it is determined in step 602 that the mobile communication terminal is not an authorized terminal, the recording server transmits an authentication error response to the mobile communication terminal (S612).

As described above, the user can inquire the recording contents through the wired / wireless Internet or the ARS while the contents of the call are recorded in the recording server by database.

In other words, the subscriber accesses the recording server through wired or wireless Internet or ARS. When connecting to a mobile communication terminal, the recording site is connected to the recording site of the recording server over the wireless Internet, and when accessing from a wired environment such as a PC computer, the website or page provided by the recording server is accessed. The recording server can be connected.

When the user accesses the recording server as described above, the user undergoes a predetermined authentication procedure for inputting a terminal number or ID and password, and is given access to the contents of the call. Accordingly, the user can inquire and manage his / her own recorded call recording data. At this time, the recording server may be provided to the subscriber call recording data management service as follows.

That is, the function of playing or deleting the recorded call, the function of downloading the recorded data to the mobile communication terminal or the computer terminal, the function of classifying each data by time or by the call counterpart, and the function of transmitting the call data to other mobile communication terminals. For example, a reprocessing function of adjusting a tone and volume of a stored call content or inserting a background sound or a sound may be provided.

The present invention is not limited to the above embodiments, and many variations are possible by those skilled in the art within the spirit of the present invention.

As described above, according to the present invention, by transmitting and storing important call contents to a remote server in real time, the mobile communication network can be used as business data or legal evidence without being limited to the storage capacity of the mobile communication terminal. It is possible to provide a call recording system and method.

Claims (11)

A mobile communication terminal for extracting and storing a user's voice and a counterpart's voice in a packet data form when a call content recording command is input during a call, and stopping recording of the call content when a recording release command is input; When a call recording request command is input from the mobile communication terminal, it is determined whether the user is an authenticated user, the authentication result is transmitted to the mobile communication terminal, and a recording server for storing the call content information transmitted from the mobile communication terminal. Call content recording system in a mobile communication network comprising a. The method of claim 1, The call content information includes a call content including a user voice and a counterpart voice in the form of packet data, the unique number of the mobile communication terminal, and a unique number of the other party's terminal. The method of claim 1, The mobile communication terminal transmits a call detail recording request command to the recording server when a call detail recording command is input, and when the recordable response is received, transmits the call detail information to the recording server and stores the call detail information. Call recording system in mobile communication network. The method of claim 1, When the call recording command is input, the mobile communication terminal stores the call detail information in an internal storage, and when the call content is stored up to a predetermined area of the storage unit, transmits the stored call contents to the recording server. Call recording system in a mobile communication network, characterized in that. The method of claim 1, And the recording server determines whether the user is an authenticated user by using a terminal unique number in the call content recording request command. The method of claim 1, The recording server may include a storage unit including a user information database storing user information for authenticating whether the user is a registered user and a recording information database storing call content information; A wireless processor for receiving call content information from the mobile communication terminal and outputting a signal to be transmitted; When the call recording command is input from the mobile communication terminal, the control unit determines whether the unique number of the corresponding mobile communication terminal is a registered number and stores the call content information transmitted from the mobile communication terminal in the storage unit. Call content recording system in a mobile communication network comprising a. The method of claim 6, And the recording information database stores call contents for each user. In the method of recording the call content in the mobile communication network, When the mobile communication terminal receives a recording command during a call, connecting the recording server to transmit a call recording request command; Determining, by the recording server, whether the user is an authenticated user by using a terminal unique number in the call recording request command and transmitting a result of the determination to the mobile communication terminal; When the mobile communication terminal receives a recordable response from the recording server, transmitting call content information to the recording server; and The recording server storing call content information transmitted from the mobile communication terminal; Call content recording method in a mobile communication network comprising a. The method of claim 8, And transmitting a recording request request to the recording server and stopping recording when the recording cancel command is input. The method of claim 8, And the recording server transmits a recordable response if the mobile communication terminal is an authenticated user, and transmits an authentication error response if the mobile communication terminal is not an authenticated user. In the method of recording the call content in the mobile communication network, When the mobile terminal receives a recording command during a call, the mobile terminal stores the call contents in the storage unit, and when the call contents stored in the storage unit are stored up to a predetermined predetermined area, the mobile terminal accesses a recording server and transmits a call content recording request command. step; The recording server determining whether the mobile communication terminal is an authenticated user and transmitting the result; When the mobile communication terminal receives a recordable response from the recording server, transmitting the contents of the call stored in the storage unit to the recording server; and The recording server storing the contents of the call transmitted from the mobile communication terminal; Call content recording method in a mobile communication network comprising a.

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