KR20060057077A - An apparatus and method of mp3 license authentication for mobile terminal - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile terminal, and more particularly, to a MP3 file license processing apparatus and control device for a mobile terminal which can listen to MP3 files by authenticating a copyright license at the time of playing an MP3 music file on the portable terminal, and providing a license if there is no license It is about a method. The present invention transmits MP3 information such as copyright, license, song name, singer, composer, etc. of a CD to an authentication and license server operated by a record company when listening to an MP3 music file extracted from a CD. Check the authentication of the MP3 information and the unique identification number and encryption algorithm received from the terminal, and when the authentication is processed, the authentication completion response message is sent to the mobile terminal, the mobile terminal receives the authentication completion response message The music file license processing device and control method of the mobile terminal which can protect the copyright by controlling the playback of the MP3 music file when the processing is performed by comparing with the stored authentication information and otherwise restricting the play of the MP3 music file. .

License, Certification.

Description

An Apparatus and method of MP3 license authentication for mobile terminal}             

1 is a configuration diagram for processing a license for an MP3 file stored in a mobile terminal of the present invention,

2 is a block diagram of an MP3 file execution unit provided in the mobile terminal of the present invention.

3 is a flowchart illustrating an operation of processing a license of an MP3 file stored in a portable terminal of the present invention.

<Description of Major Symbols in Drawing>

20: mobile terminal 22: mobile communication network

24: Internet Network 26: Authentication and License Server

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable terminal, and more particularly, to an MP3 file license processing apparatus and a control method of a portable terminal which can authenticate a copyright license when playing an MP3 file in the portable terminal, and provide a license if there is no license. It is about.

In general, MP3 is an MPEG layer 3, an audio codec with a compression ratio of 12: 1. It is about one tenth the size of a conventional wave file and has a compact disc (CD) quality sound. 16-bit, 44.1kHz) means audio file format.

Authors are granted copyrights for works such as poetry, novels, music, art, theater, computer programs, and so on. For example, if a novelist creates a novel, the novelist has the right to distribute the copyright as a manuscript, along with the right to write a secondary work that can author the novel in other forms, such as a movie or a translation. They have various rights, such as the right to perform, and the right to broadcast as a broadcast. Infringement of copyright can result in penalties and copyright, like real estate such as land, can be sold or inherited and loaned to others. The copyright holder can usually be paid economically by transferring the copyright to another person or by allowing others to use his work.

In the conventional portable terminal, opinions on the processing method for copyright have been divided between playing and listening to MP3 files.

In order to protect copyrights, music file service providers are taking copyright protection by limiting the playing time of MP3 files or limiting the sound quality in a portable terminal.

In addition, in order to download and play MP3 files on the portable terminal, a certain amount of money including a royalty fee is paid. However, copyright holders, composers, and record companies have expressed complaints about copyright that copyright fees are not paid fairly.

 The present invention is to solve the above-mentioned problems, when listening to the MP3 music files extracted from the CD in the portable terminal to the MP3 information such as copyright, license, song name, singer, composer of CD to the authentication and license server operated by the record company When the authentication and the license server process the authentication of the MP3 information received from the mobile terminal, the authentication completion response message sends the mobile station's unique identification number (ESN, IMSI) and SRES value by the encryption algorithm to the mobile terminal. In addition, the mobile terminal receives the authentication completion response message and compares it with previously stored authentication information to process the MP3 music file when it is processed. Otherwise, the portable terminal can protect the copyright by restricting the play of the MP3 music file. An object of the present invention is to provide an MP3 file license processing apparatus and a control method of a portable terminal.

In addition, the present invention can be obtained when the MP3 file does not acquire a license when playing the MP3 file on the mobile terminal to grant the copyright to the MP3 file that did not obtain a copyright so that the MP3 file can be heard on the mobile terminal An object of the present invention is to provide a music file license processing apparatus and control method of a portable terminal.

In addition, the MP3 file execution unit provided in the portable terminal of the present invention SRES obtained through the CD information extraction unit for extracting the CD information, such as license, singer, song name, composer, etc. from the MP3 file and the unique identification number and encryption algorithm of the user portable terminal (Signature Response) value is compared and determined to process the authentication, and the authentication processing unit for processing the license information received from the license and license server operated by the record provider to play MP3 files that did not acquire copyright on the mobile terminal It is an object of the present invention to provide an MP3 file license processing apparatus and a control method of a portable terminal that restricts copyright protection.

In addition, the MP3 file of the present invention is not limited to a music file, and is applicable to a mobile terminal that can be used when a foreign language such as English, Japanese, or other CD that stores lectures is converted into MP3 and stored in a portable terminal. An object of the present invention is to provide an MP3 file license processing apparatus and a control method of a terminal.

In the music file license processing method of the portable terminal of the present invention, an MP3 file is extracted from the MP3 encoder using a CD, stored in the portable terminal, and an authentication request signal is transmitted to the authentication and license server for authentication and license verification of the MP3 file. Step 1 to receive the MP3 file information from the authentication request signal from the authentication and license server to process the authentication operation, and when the authentication of the MP3 file information is completed, sending an authentication completion message to the mobile terminal In step 3 and step 2, if the authentication of the MP3 file information fails in step 4, the license purchase message is transmitted to the mobile terminal; and in response to the license purchase message, the authentication and license server carries the payment. Step 5 of sending the license information to the terminal as an authentication completion message, and to the authentication and license server. Succeeded in authentication emitter receives the authentication complete message from the mobile terminal compared with the information stored in the portable terminal and is characterized in that it comprises a step 6, a possible running an MP3 file.

The MP3 file information of the present invention is characterized by including a CD title, song name, composer, songwriter, record company, and license information, and the MP3 encoder records and stores license information recorded on a CD in a generated MP3 for authentication and license. It is characterized by making it possible to confirm from the said MP3 file at the time of processing.

The above four steps of the present invention. If the license is not purchased after the failure of the authentication of the MP3 file information, the MP3 file stored in the portable terminal is limitedly played. The authentication completion message is a unique identification number (ESN, IMSI) of the mobile terminal. And an SRES value obtained from the encryption algorithm and license information.

The portable terminal of the present invention receives a CD title, song name, composer, songwriter, record company information, and license information from a CD 3 file, and extracts and stores the CD information extractor, and receives MP3 file information from the CD information extractor. And an MP3 playback unit which transmits to the license server to acquire and judge the authentication and license, and the MP3 playback unit, which executes unlimited playback of the MP3 file when the authentication processing unit succeeds in the authentication and license. The computer or terminal is matched with an MP3 encoder that can extract the MP3 file using a CD to extract the information of the CD, the authentication processing unit requests the authentication with the MP3 file information, the authentication and license server The MP3 playback unit determines that the unique number information and SRES information of the mobile terminal transmitted from It is characterized by controlling to execute normal MP3 file.

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

1 is a configuration diagram for processing a license for an MP3 music file stored in the portable terminal of the present invention, Figure 2 is a configuration diagram of the MP3 file execution unit provided in the portable terminal of the present invention, Figure 3 is a portable terminal of the present invention An operation flowchart of processing a license of an MP3 file stored in a.

1 of the present invention is a configuration diagram for processing a license for MP3 music files stored in the mobile terminal.

MP3 files can be stored and played, and are connected to a mobile terminal 20 having an MP3 file execution unit, and connected to a mobile communication network 22, a mobile communication network 22, or an Internet network 24, and are licensed by a record company or CD service provider. The authentication and license server 26 which processes information and authentication is shown.

The present invention extracts an MP3 file from a CD using a computer or the like and stores the MP3 file in the portable terminal 20 and grants an authorization and license for the copyright of the MP3 file stored at the time of execution to the MP3 music file in the portable terminal 20. It is to be able to listen freely.

When the user downloads the MP3 file to the portable terminal 20, the CD information extracting unit obtains the title, song name, singer, composer, record company and license information of the CD from the MP3 file, and the MP3 information is obtained from the mobile communication network 22. The authentication request (File_List_Info_Req) message is transmitted to the authentication and license server 26 via the Internet network 24 to request authentication processing.

The authentication and license server 26 authenticates the MP3 information from the authentication request (File_List_Info_Req) message sent from the user's mobile terminal and provides the authentication request message (File_Auth_Req) to the authentication confirmation unit which stores the CD license information in the license server 26. SRE obtained from the unique number (ESN, IMSI) and encryption algorithm of the user's mobile terminal in the authentication message (File_Auth_Cnf) message, the authentication message is analyzed and interpreted by the authentication checker to compare and judge the license information. (Signature Response) value information is included and transmitted to the user's portable terminal 20.

On the other hand, the authentication processing unit provided in the user's portable terminal 20, the authentication completion message, which is a response message sent from the authentication and license server 26 and the authentication information previously stored in the portable terminal 20, MP3 playback unit Set the MP3 player to listen to the music file stored in the portable terminal 20.

On the other hand, if the MP3 information transmitted from the user's portable terminal 20 from the authentication and license server 26 fails authentication, the authentication failure response message is transmitted to the portable terminal 20, and the MP3 provided in the portable terminal 20 is provided. The playback unit 64 restricts the play of the MP3 file so that the portable terminal 20 cannot play the MP3 file or listens to the music file in a limited manner.

An MP3 encoder for extracting MP3 files from a CD is provided by a record company, and provided to interoperate with an MP3 file execution unit provided in the portable terminal 20. MP3 encoders need to put a unique license for each CD, but can extract it as an MP3 file. MP3 files extracted using a CD without a unique license can be detected and recognized by the authentication and license server.

2 shows a detailed view of the MP3 file execution unit 60 of the present invention.

The CD information extracting unit 62 extracts CD title information, song name, singer, composer, etc. and license information from the MP3 file extracted using the MP3 encoder, and authenticates and licenses using the MP3 information and license information from the CD. When the authentication and the license are confirmed by the authentication processing unit 66 and the authentication processing unit 66 which requests the authentication operation from the server 26 and receives and receives an authentication response message when the authentication is completed, the MP3 file reproducing unit 64 performs the MP3. Since the music file can be executed, the user can listen to the MP3 music file by the portable terminal 20.

Meanwhile, the authentication and license server 26 connected to the mobile communication network 22 or the internet network 24 interprets the MP3 information transmitted from the mobile terminal, and when authentication is confirmed, a unique identification number (ESN) of the mobile terminal. IMSI) and SRES (Signature Response) value obtained from the encryption algorithm is transmitted to the mobile terminal 20, the authentication processing unit 68 of the mobile terminal 20 can freely listen to the MP3 file when the received SRES value matches have.

3 is a flowchart illustrating an operation of processing a license of an MP3 file stored in a portable terminal of the present invention.

First, the MP3 file is extracted from the CD by using the MP3 encoder in a computer or another terminal, and recorded and stored in the portable terminal 20 (ST80 to ST81).

In order to authenticate the license for the MP3 file stored in the mobile terminal 20, the MP3 information is transmitted to the authentication and license server 26 via the mobile communication network.

The MP3 information includes information such as CD title information, song name, singer, composer, and license information (ST 82).

The authentication and license server 26 receives the MP3 information and checks whether it is an MP3 file extracted from a CD issued by its company, and the MP3 information transmitted from the mobile terminal 20 whether the MP3 file is extracted from a normal CD. Confirm from (ST 83).

The authentication operation is processed by the authentication and verification unit of the license server 26 that records and stores CD license information.

The authentication and license server 26 transmits the authentication failure message to the portable terminal 20 when the MP3 information is not genuine and transmits a license purchase message to the portable terminal 20 ( ST 84, ST 85).

When the license purchase response signal is transmitted to the user's portable terminal 20 and the payment is made, the authentication and license server 26 provides authentication information such as a license number for playing the corresponding MP3 file with the portable terminal 20. When the authentication processing unit 66 of the mobile terminal 20 confirms the authentication using the newly purchased license, the MP3 playback unit 64 can listen to the MP3 music file or the lecture file (ST 86, ST 88, ST). 89).

On the other hand, if the MP3 information transmitted from the user's portable terminal 20 in the authentication and license server 26 is normally authenticated, the unique identification number (ESN, IMSI) and password of the portable terminal 20 in the authentication response message. The SRES value obtained from the algorithm is transmitted to the user's portable terminal 20 (ST 87).

After receiving the authentication response message, the mobile terminal 20 checks the SRES information received from the authentication and license server 26 in the authentication processing unit 66 and matches the portable terminal 20 of the user in the MP3 playback unit 64. You can listen to and play MP3 music files or lecture files stored in (ST 88, ST 89).

If the SRES information transmitted from the authentication and license server 26 does not match, the MP3 file may not be reproduced or used in a limited way in the mobile terminal 20.

As described above, the present invention stores the MP3 file extracted from the genuine CD in the portable terminal to process the authentication for use so that the user can listen freely, and if the authentication fails, the license is used by using the portable terminal By making it available for purchase, it protects the copyrights of companies producing and supplying music, video files, English, Japanese, and certification test CDs, providing financial resources for producing high quality information.

As described above, the present invention grants a unique license to a CD, purchases the CD, and allows the extracted MP3 file to be played on the user's mobile terminal without any limitation, thereby benefiting both the copyright holder and the user of the digital medium. Can give

Claims (8)

Extracting the MP3 file with an MP3 encoder using a CD, storing the MP3 file in a portable terminal, and transmitting an authentication request signal to an authentication and license server for authentication and license verification of the MP3 file; Receiving an MP3 file information from the authentication request signal at the authentication and license server to process an authentication operation; Transmitting an authentication completion message to the portable terminal when the authentication of the MP3 file information is completed; Transmitting a license purchase message to the portable terminal when the authentication of the MP3 file information fails in step 2; Transmitting a license signal in response to the license purchase message and transmitting the license information as an authentication completion message from the authentication and license server to the portable terminal; MP6 of the mobile terminal, characterized in that the authentication and the license server succeeds in receiving the authentication completion message in the portable terminal and compare the information stored in the portable terminal to execute the MP3 file to execute the MP3 file 3 How file licenses are handled. The method of claim 1, The MP3 file information includes a CD title, a song name, a composer, a songwriter, a record company, and license information. The method of claim 1, And the MP3 encoder records and stores the license information recorded on the CD in the generated MP3 so that the MP3 encoder can check the MP3 file from the MP3 file during authentication and license processing. The method of claim 1, Fourth step. MP3 file license processing method, characterized in that the reproduction of the MP3 file stored in the portable terminal is limited if the license is not purchased after the failure of the authentication of the MP3 file information. The method of claim 1, The authentication completion message An MP3 file license processing method of a portable terminal, characterized in that it includes a unique identification number (ESN, IMSI) of the portable terminal, an SRES value obtained from an encryption algorithm, and license information. A CD information extracting unit for extracting and storing a CD title, a song name, a composer, and a song writer from an MP 3 file, and record company information and license information; An authentication processing unit which receives the MP3 file information from the CD information extracting unit and transmits the MP3 file information to an authentication and license server to obtain and determine the authentication and license; And an MP3 playback unit for executing the playback of the MP3 file without restriction if the authentication processing unit succeeds in authentication and license. The method of claim 6, And the CD information extracting unit matches a MP3 encoder capable of extracting MP3 files using a CD from a computer or a terminal, and extracts the CD information. The method of claim 6, The authentication processor requests authentication with the MP3 file information, and receives and compares the unique number information and the SRES information of the mobile terminal transmitted from the authentication and license server so that the MP3 playback unit can execute a normal MP3 file. A mobile terminal, characterized in that for controlling.

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