JP2002215632A - Music retrieval system, music retrieval method and purchase method using portable terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To retrieve music information such as the title of a musical composition and the name of an artist using a portable terminal on music played around a user in a shopping street or through the television, the radio, or the like. SOLUTION: Music played around the user is recorded using the user's portable terminal 100, and the user inquires of a music retrieval server 300 about the recorded music data through a communication network 200. The music retrieval server 300 collates the requested music data with music feature data previously registered in a database 400 and further retrieves music information registered in a database 500 to extract information on a piece of music inquired by the user, the name of the artist and the title of a recorded CD in order of reliability as candidates for every piece of music. The extracted retrieval result of the music retrieval server 300 is sent to the user's portable terminal 100 to allow the user to acquire the inquired music information. Further, the user can receive visual and audio service, purchase service, and the like of the corresponding music from the retrieval result.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a music search system, a music search method, and a purchase method using a portable terminal, and more particularly to a music search system using a portable terminal for searching for music information recorded by the portable terminal. , Music search methods, and sales methods.

[0002]

2. Description of the Related Art Conventionally, as a method of purchasing music, each individual purchases music based on knowledge obtained from a magazine, television, or the like, or listens to music desired by each individual through a trial listening at a record store via the Internet. The main methods are access and acquisition, and a method of becoming a member of a record store and sending media.

[0003]

However, the conventional music purchasing method can only search for favorite music only when each individual wants to know music information. There are many problems that cannot be easily solved even if the user wants to know information such as the title of the music when the favorite music is played unexpectedly, such as coming music.

[0004] This problem is that the song name of the music may not be included in the music, that the lyrics cannot be remembered at once, that there is no service that can search the lyrics immediately, and that the melody cannot be read. Even if they remember, it is difficult to convey it accurately to a third party. In this situation, the easiest way to identify music is to record the music, but even if you simply record the music and bring it to a record store, the clerk's memory will vary, However, there is a problem that quite a few people go to record stores for music that the user does not know whether to purchase.

[0005] An object of the present invention is to solve the above-mentioned problems by easily obtaining music information, music, and the like even for music that the user is interested in playing around.

[0006]

In order to achieve the above object, a music search system using a first portable terminal according to the present invention uses a portable terminal that accesses a server from a portable terminal via a communication network. Wherein the server includes a music search database in which music feature data of each song is registered, and a music information database in which music information of each song is registered. And requesting the server to search for the music information of the music data to be transmitted by transmitting the music data. When the server receives the search request for the music information of the music data, the server performs a music search based on the music data. By referring to the database and the music information database, music information of candidate songs is created as a search result in order of reliability, and the created search information is created. It is characterized by having a returning means for returning to said mobile terminal the results.

Further, in the music search system using the first portable terminal, the portable terminal displays the search result on a screen and allows the user to select a song name from the displayed screen, thereby selecting music related to the selected song name. Characterized in that it has a display means for displaying a display screen for prompting a trial listening and purchase.

Further, in the music search system using the first portable terminal, when the reply means receives the music data recorded from the portable terminal, the reply means extracts a music feature from the recorded music data and extracts the music feature. Means for calculating similar reliability by searching for music features included in the music data registered in the music search database based on the extracted music features; song names and song names in descending order of the calculated reliability And a means for searching the music information database for music information corresponding to the above and creating the search result, and a means for transmitting the search result to the portable terminal.

Further, in the music search system using the first portable terminal, the portable terminal is selected from the server when an item prompting a trial listening of the music displayed on the display screen is selected. It is characterized by receiving music data for trial listening of a song title.

A music search system using a second portable terminal according to the present invention is a music search system using a portable terminal that accesses a server from a connection terminal via a communication network, wherein the server includes The connection terminal includes a music search database in which music characteristic data for each music is registered, and a music information database in which music information for each music is registered, wherein the connection terminal attaches a recording medium in which music data is recorded by a portable terminal, Requesting a search request to the server for music information of the music data to be transmitted by transmitting the music data recorded on the medium, wherein the server receives the search request for the music information of the music data; By searching the music search database and music information database based on music data, music information of candidate songs It is characterized by having a returning means for returning to the connection terminal searching results of creating their creation as a search result to Yoriyukido order.

Further, in the music search system using the second portable terminal, the connection terminal displays the search result on a screen and allows the user to select a music title from the displayed screen, thereby selecting music related to the selected music title. Characterized in that it has a display means for displaying a display screen for prompting a trial listening and purchase.

Further, in the music retrieval system using the second portable terminal, when the reply means receives the music data recorded from the connection terminal, the reply means extracts a music feature from the recorded music data and extracts the music feature. Means for calculating similar reliability by searching for music features included in the music data registered in the music search database based on the extracted music features; song names and song names in descending order of the calculated reliability And a means for searching the music search database for music information corresponding to the search result to create the search result, and transmitting the search result to the connection terminal.

[0013] Further, in the music search system using the second portable terminal, the connection terminal is selected from the server when an item prompting a trial of the music displayed on the display screen is selected. It is characterized by receiving music data for trial listening of a song title.

Further, in the music search system using the second portable terminal, the connection terminal is selected from the server when an item for prompting purchase of the music displayed on the display screen is selected. It is characterized by receiving purchase information of song titles.

Further, in the music retrieval system using the first or second portable terminal, the music feature includes a rhythm pattern, a tempo pattern, a melody pattern, a pitch pattern, and a pitch pattern. And

The first music search method using a portable terminal according to the present invention is a music search method using a portable terminal that accesses a server from a portable terminal via a communication network. A music search database in which data is registered and a music information database in which music information for each song is registered are prepared in the server, and the portable terminal transmits the music information of the transmitted music data by transmitting the recorded music data. Requesting a search to the server, the server, upon receiving the music data, searches the music search database for music feature data registered in advance based on the music data to obtain music information of a plurality of candidate song titles. Extracting in the order of reliability, and returning the extracted music information of the candidate song to the portable terminal as a search result. There.

Further, in the music search method using the first mobile terminal, the mobile terminal displays the search result on a screen, and allows the user to select a music title from the displayed screen to select a music related to the selected music title. And a display screen for prompting the user to audition and purchase.

A music search method using a second portable terminal according to the present invention is a music search method using a portable terminal that accesses a server from a portable terminal via a communication network, wherein the portable terminal comprises: Record music, make a search request for music information of the recorded music data by connecting to the server, display music information for each candidate song name received by the search request from the server on the screen, and on the screen When a certain song name is selected from the displayed music information for each song name, the music information of the selected song name is received from the server and displayed on the screen, and a preview is prompted from the music information of the selected song name displayed on the screen. When an item is selected, music data for trial listening of the selected song name is received from the server.

A music purchasing method using a first portable terminal according to the present invention is a music purchasing method using a portable terminal that accesses a server from a portable terminal via a communication network, wherein the portable terminal comprises: A music is recorded, a search request for music information for each song corresponding to the recorded music data is made to the server, and music information for each candidate song received by the search request from the server is displayed on a screen. When a song is selected from the music information for each song displayed on the screen, the music information of the selected song is received from the server and displayed on the screen, and the selected song displayed on the screen is displayed. When an item prompting the purchase is selected from the music information of the song, the purchase information of the selected song is received from the server.

A music search method using a portable terminal according to a third aspect of the present invention is a music search method using a portable terminal that accesses a server from a portable terminal via a communication network. A music search database in which music characteristics are registered for each music and a music information database in which music information is registered for each song are prepared, and when a search request for music information of music data recorded from the portable terminal is received, the music data is recorded. A music feature is extracted from the data, a similar reliability is calculated by searching for a music feature registered in the music search database based on the extracted music feature, and the music is determined in the descending order of the calculated reliability. Searching for music information corresponding to the song from the music search database, and transmitting music information for each searched song to the portable terminal. There.

Further, in the music search method using the third portable terminal, the music search includes a rhythm pattern,
It is characterized by including a tempo pattern, a melody pattern, a pitch pattern, and a pitch pattern.

A music search method using a mobile terminal according to a fourth aspect of the present invention is a music search method using a mobile terminal that accesses a server from a connection terminal via a communication network. A music search database storing data and a music information database storing music information for each song are prepared in the server, and media to be inserted into both the mobile terminal and the connection terminal are prepared. When data is recorded on the medium and the medium on which the music data is recorded is inserted into the terminal, the connection terminal transmits the music data recorded on the medium by uploading the data to the server. Requesting the server to search for music information of music data to be played, and the server, upon receiving the music data, based on the music data in advance Searching the recorded music feature data from the music search database to extract music information of candidate songs in order of reliability, and returning the extracted music information of the candidate songs to the connection terminal. Features.

[0023]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to FIG.
The embodiment includes a user portable terminal 100, a music search server 300 for performing music search, a communication network 200 such as the Internet for connecting these, a music search database 400 connected to the music search server 300,
It comprises a music information database 500 connected to the music search server 300 and a homepage template database 600 connected to the music search server 300. The music search server 300 accesses the music search database 400 and the music information database 500 for searching.

The user portable terminal 100 can be worn at all times, such as a mobile phone or a portable personal computer, and has a music recording function. In this case, the music recording function is
M (Pulse Code Modulation), M
The data is converted into music data in a data format such as P3 (MPEG Audio Layer 3) and stored in a storage unit (a non-volatile memory, for example, a flash memory) not shown. Further, the user portable terminal 100 of the present embodiment operates under program control by a processor (not shown), and connects to the communication network 200 by connecting itself or an attached device.

The music search server 300 is prepared by a service provider, and is configured by an information processing device such as a workstation server operated by a processor under program control. The music search server 300 receives a music data sample recorded by the user with the user mobile terminal 100, extracts music features from the received music data sample, compares the music features with music feature data registered in the music search database 400, After searching for the music ID that best matches the inquiry of
Has the function of accessing the music information database 500 and transmitting information about music recorded by the user using the user portable terminal 100 to the user portable terminal 100.

The music search database 400 is used by the music search server 300,
Holds music characteristic data necessary for searching for music using the recorded music data sent from the user and a music ID that uniquely identifies the music. Note that the music search database 400 is implemented on a readable and writable nonvolatile recording medium device (for example, a magnetic disk device).
It is allocated to an area in the recording medium device.

The music information database 500 is a database for holding information related to music such as a song name, a record company name, an artist name, sample music data for trial listening, music data for download sales, etc., and is uniquely managed by a music ID. You. After the music search server 300 searches the music search database 400 for a match with the user's recorded data, obtains a music ID,
Detailed information of music using D. Music information database 5
Remove from 00. The music information database 500
Are recorded in a readable and writable non-volatile recording medium device (for example, a magnetic disk), and are allocated to an area in the recording medium device. The music information in the music information database 500 includes music I for each music ID.
D, song name, composer name, artist name, CD album name, CD number, record company name, sample music data for audition (such as MP3), music data for download sales, lyrics data, download price, lyrics download price,
It includes a CD single purchase price, a CD album purchase price (if there is more than one), and the like.

Homepage template database 6
00 is the top screen information, menu screen information, music search input screen information, and search result screen format of the homepage displayed on the screen of the user mobile terminal 100 (for example,
(Common format for inputting the result as shown in Fig. 3)
Various screen information including is stored.

Referring to FIG. 8, the user portable terminal 100
FIG. 6 is a block diagram showing a configuration of functional blocks in the music search server when music data recorded from the music search server 300 is received, the control unit 310 and the storage unit 32;
0.

The control unit 310 is operated by the processor under program control, and includes a music data matching unit 311, a music feature extraction unit 312, a note search unit 313, a search result creation unit 314, and a search result processing unit 315. Contains.

The storage unit 320 is a readable / writable memory, and includes a music data area 321, a music feature data area 322, a collation result table 323,
An area with the search result table 324 is allocated.

The music data area 321 is a work area for temporarily storing music data requested to be searched for music. The music feature data area 322 is a work area for temporarily storing data obtained by extracting music features from the music data area. The collation result table 323 is a work table that stores a music ID and a reliability (hit ratio) for each extracted music feature, and is created each time a music search request is issued. Search result table 3
Reference numeral 24 denotes a work table for storing a music ID, a song name, a composer name, an artist name, and a reliability in descending order of reliability.

The music data matching unit 311 determines that the music data received by the music search server 300 is compressed data.
It decompresses and saves it in the music data area 321, and passes control to the music feature extraction unit 312. The decompressed music data in this case has a data format in which music characteristics can be extracted.
If the data format after decompression is not a format in which music features can be extracted, it is converted and stored in the music data area 321. If the received music data is not compressed data and is not in a data format in which feature extraction is possible, the data is converted into a data format in which music feature extraction is possible and stored in the music data area 321 of the storage unit 320, and control is performed. Extraction unit 31
Hand over to 2. If the received music data is not compressed data and the data format is such that music characteristics can be extracted, the received music data is stored in the music data area 321.
Control is passed to the music feature extraction unit 312.

Next, the operation of the first embodiment will be described with reference to FIGS. 1, 2 and 3. A user always carries a user portable terminal 100 such as a mobile phone that can be always carried. When a user is interested in music played from a store, a television, a radio, or the like when walking in a city, and wants to obtain detailed information about the music, the user uses the user portable terminal 100 to carry the music. Record music. Here, it is not necessary to record all of the music, and part of the music can be recorded on the user portable terminal 100.

Now, when the user uses the microphone (not shown) mounted on the user portable terminal 100, the user portable terminal 100
Recording is performed in a data format such as M or MP3, and if necessary, data is further compressed, and the recorded music data is stored in a storage unit (not shown) in the terminal (step S1).

The user accesses the music search server 300 from the user terminal 100 via the communication network 200 by using the operation keys of the user portable terminal 100.
Then, the music search server 300 sets the user mobile terminal 10
When there is an access from 0, the menu screen information is read from the homepage template database 600,
User mobile terminal 100 via communication network 200
To display a homepage menu screen on the screen of the user portable terminal 100. When the user selects the music search service from the menu screen, the user portable terminal 100 transmits the information on the selection of the music search service to the music search server 300 via the communication network 200.
Send to When receiving the selection information of the music search service, the music search server 300 reads the music search input screen information from the homepage template database 600 to request upload of the recorded music, and the user mobile terminal 100 via the communication network 200. Send to The user portable terminal 100 displays a music search input screen on the screen. When the user inputs or selects necessary information (for example, the location of a file to be uploaded, a file name, etc.) on the music search input screen, the user portable terminal 1
00 uploads the music recorded via the communication network 200 to the music search server 300 (step S2).

The music search server 300 receives music data recorded by the user (step S3). Further, the music search server 300 refers to the music search database 400 based on the received music data and searches for a music ID of music that matches the music recorded by the user with a predetermined reliability or higher (step S4). . Next, the music search server 300 uses the music information database 500 from the searched music ID to extract information (search result) on the music recorded by the user, such as the song title, artist name, and record company name (step S5). The information is processed by adding the search result to the search result screen information format read from the homepage template database 600 to send the information to the user portable terminal 100 (step S6), and further transmitted to the user portable terminal 100 of the user (step S6). S7).

The user portable terminal 100 receives information (search result) on music recorded by the user from the music search server 300 via the communication network 200 (step S8) and displays it on the screen (step S9).

In this way, the user can obtain information (search result) on the recorded music inquired to the music search server 300 from the content displayed on the screen of the user portable terminal 100. FIG. 3 shows a display example of a search result displayed on the screen by the user portable terminal 100 in this case.

That is, in steps S5 to S7,
The music search server 300 reads out a song name, a composition name, and a lyric name corresponding to each music ID from the music information database 500, and further, a homepage template database 6
00, the format of the search result display is read out, and the search result including the information read out earlier and the reliability is inserted into the search result image information to process the search result image information. It is transmitted to the user portable terminal 100.

Next, the processing from step S3 to step S7 will be described in more detail with reference to FIG.

When music search server 300 receives the music data, it passes control to control section 310, and control section 310 to which control has been passed passes control to music data matching section 311. The music data adaptation unit 311 to which the control has been passed decompresses the compressed data if necessary, converts the recorded music into a data format that can be extracted if the recorded music is not a data format that can extract music features, and then converts the music data. The music data is stored in the music data area 321 of the storage unit 320, and the control is passed to the music feature extraction unit 312.

The music feature extraction unit 312 to which the control has been passed,
By searching data stored in the music data area 321, a rhythm pattern, a melody pattern,
Music features such as tempo pattern, pitch pattern, and pitch pattern are extracted. An example of an extraction method in this case will be described. If the music data stored in the music data area 321 is composed of notes including rests, the rest is divided as a delimiter into one character, and The pitch (one character is composed of multiple numbers to indicate the pitch of a note as a numerical value) and the pitch (the length of the note starts at 0 after the rest, and the length of the note position) Is represented by a numerical value, a character string (one character string is formed for each pitch and pitch) is created as a pattern for each character. Thus, the music feature extraction unit 312 extracts the music feature of the recorded music,
Stored in the music feature data area 322 of the storage unit 320,
Control is passed to the music search unit 313.

On the other hand, in the music search database 400,
A music ID and music feature information corresponding to the music ID are formed. Therefore, the music search unit 313 to which the control has been passed from the music feature extraction unit 312 reads the music features stored in the music feature data area 322 and starts searching the music search database 400 based on the read music features. . As an example, as shown in FIG. 7, when the pitch pattern and the pitch pattern are music features, the pitch pattern and the pitch pattern are searched while searching the music search database 400 (the number of hits in the character string). Is calculated, and the reliability is obtained. A method of searching based on statistical data of music features is also conceivable. Note that the music search unit 313 ignores the information if it is equal to or less than the predetermined reliability. Music I for music features
When the search for D is completed, the collation result table 323 is edited by rearranging in order from the one having the highest reliability, and if the number of results is large, the data from the highest reliability to the maximum number set in advance is left and exceeds The deleted part is deleted, and control is passed to the search result creation unit 314.

The search result creation unit 314 to which the control has been passed,
The music information database 500 is searched based on the music ID stored in the collation result table 323, and music information such as a song name, a composer name, and an artist name corresponding to the music ID is read from the music information database 500, and the search result is obtained. In addition to writing into the table 324, the reliability at that time is read from the collation result table 323 and written into the search result table 324. Music information database 500 for all music IDs extracted in collation result table 323
When the search processing for is completed, the search result creation unit 314
In order to send the control to the user portable terminal 100, the control is passed to the search result processing unit 315.

The search result processing unit 315 to which the control has been passed,
The control unit 310 reads the search result screen format from the homepage template database 600 and adds the data stored in the search result table 324 to the read format to obtain search result screen information as search result screen information.
Pass control to. The passed control unit 310 transmits the search result screen information to the portable terminal 100 that has made the request.

That is, the control unit 310 of the music search server 300 searches the music search database 400 and the music information database 500 based on the recorded music data, thereby obtaining music information for each candidate song in order of reliability. , And the search result obtained by the search is transmitted to the mobile terminal 100.

In the above description of obtaining the reliability, there are various ways of detecting the reliability.
The music search database 500 is prepared as a database that first extracts music features of music to be searched in advance and uses the extracted music features as an index. After receiving the recorded music, the control unit 310 of the music search server 300 performs music feature extraction of the received music, and searches the music search database 500 using the music feature as a key. For example, when the music features of the recorded music data are extracted as ten patterns, the music including all the ten patterns has a reliability of 100%, and the music having eight patterns has a reliability of 80%. Various methods are conceivable, such as a determination method, a method of extracting a pattern so as to obtain a character string having a predetermined length, and determining the reliability based on the number of matched characters.

In the above description, it is not necessary to upload all the recorded music data from the user portable terminal 100 to the music search server 300, and a part of the recorded music data may be uploaded. In this case, the transmission time is shorter than the method of transmitting all the recorded music data. However, when the recording time is short, the number of music features that can be extracted is reduced, and the search accuracy is reduced. Therefore, the recording needs to be long enough to extract the features.

Next, a second embodiment of the present invention will be described with reference to the drawings. The second embodiment of the present invention has the same configuration as the block diagram shown in the first embodiment, and differs from the first embodiment in that the music search server 300 adds an operation related to the search result. Different.

That is, the homepage template database 600 stores the top screen information of the homepage displayed on the screen of the user portable terminal 1 shown in the first embodiment, the search result screen format (for example, inputting the result as shown in FIG. 3). In addition to the music information screen format (for example, a common format for inputting the result as shown in FIG. 4) and the purchase screen format (for example, inputting the result as shown in FIG. 5). The second embodiment differs from the first embodiment in that various screen information including a common format such as that described above is stored.

Next, the operation of the second embodiment of the present invention will be described with reference to FIGS. Note that the operation is the same as that of steps S1 to S9 in the first embodiment, and a description thereof will be omitted. A song title is selected from the search results displayed on the screen of the user portable terminal 100.
Here, when the song title 1 is selected, the user portable terminal 100
Transmits a music information request (a hyperlink for requesting information about the music ID, which is hidden from the screen) of the selected music ID to the music search server 300 via the communication network 200. I do.

The music search server 300 searches the music information database 500 based on the music ID, reads out the artist name, music title, CD album name, CD number, record company name from the corresponding music ID, The music information screen information format is read from the database 600. Further, the music search server 300 processes the music information by adding the read music information to the music information screen information format, and transmits the processed music information screen information to the user portable terminal 100 via the communication network 200. Upon receiving the music information screen information, the user portable terminal 100 displays the music information on the screen.

The user can confirm information on the recorded music data inquired to the music search server 300 on the user portable terminal 100. That is, the content displayed on the user portable terminal 100 is such that the search result is displayed as in the example shown in FIG. 3 and the detailed information of the song is selected as shown in FIG. The song is displayed, and the song can be previewed and purchased via the communication network 200.

Further, the user selects a trial or purchase of music on the screen of the user portable terminal 100 from music information based on the music result as shown in FIG. When the user selects the trial listening, a trial listening request for the selected music is transmitted from the user portable terminal 100 to the music search server 300 via the communication network 200. When the music search server 300 receives the request to listen to the desired music, the music search server 300 searches the music information database 500 based on the music ID, and outputs the music for listening to the corresponding music ID (for example, MP3 data) to the user terminal 10.
Send to 0. Upon receiving the trial listening music data, the user portable terminal 100 stores it in the storage unit. When the user starts up the reproduction software and specifies the downloaded music for trial listening, the user portable terminal 100 reads out the music for trial listening from the storage unit and reproduces it. That is, the user can play music for a trial listening on the user portable terminal 100.

When the user selects purchase on the screen of FIG. 4 of the user portable terminal 100, a list of products related to the searched music is displayed on the screen of the user terminal 100 as shown in FIG. Can be purchased through the communication network 200.

That is, the user portable terminal 100 transmits a music purchase request to the music search server 300 via the communication network 200. When receiving the music purchase request, the music search server 300 searches the music information database 500 based on the music ID and purchase information (MP3 download, lyrics download, C
D single purchase and album purchase information), and also reads a purchase information screen information format from the homepage template database 600. Further, the music search server 300 performs processing by adding the read purchase information to the purchase information screen information format, and transmits the processed music information screen information to the user terminal 100. Upon receiving the purchase information screen information, the user portable terminal 100 displays the purchase information shown in FIG. 5 on the screen.

Referring to FIG. 5, music download sales and lyrics sales are performed by the user portable terminal 10.
0 on the screen of the user portable terminal 100 and immediately download it online to the user portable terminal 100, and select items on the screen of the user portable terminal 100 such as CD sales. There are two types of sales, which are delivered to the user by courier at a later date.

Next, a third embodiment of the present invention will be described with reference to the drawings. A case where the user portable terminal does not have a communication function or a case where the communication function cannot be extended will be described with reference to FIG. FIG.
In the third embodiment of the present invention, a user portable terminal 101 having no communication function is connected to a connection terminal 110 (for example, by USB or wireless connection), and the connection terminal 110 is connected to a communication network 200. Is connected to
This is different from the first and second embodiments in which the user portable terminal 100 having a communication function is connected to the communication network 200.

The user portable terminal 101 has a music recording function, similarly to the user portable terminal 100 of the first embodiment. Accordingly, the downloaded music, the trial listening, and the music to be purchased are downloaded between the connection terminal 110 and the user portable terminal 101. That is, the connection terminal 110
Since the configuration and operation are the same as those of the first and second embodiments except for the interface between the terminal and the user portable terminal 101, the description is omitted.

Next, a fourth embodiment of the present invention will be described with reference to the drawings. A case where the user portable terminal does not have a communication function and a case where the communication function cannot be extended will be described with reference to FIG. Referring to FIG. 9, a fourth embodiment of the present invention relates to a connection terminal 111 connected to a communication network 200, a user portable terminal 102 having no communication function, and a user portable terminal 1.
02 and the connection terminal 111 use a common removable medium 120.
User portable terminal 100 having a communication function connected to terminal 0
Are different from the first and second embodiments in which

The user portable terminal 101 writes the recording of the music data on the medium 120. The media 120
Is a nonvolatile memory card.

When accessing the music search server 300 via the communication network 200 using the connection terminal 111, the medium 120 on which the music data is written is inserted. That is, the recorded music is performed between the connection terminal 110 and the user portable terminal 101 via the medium 120. The connection terminal 110 makes a music search request, downloads, and the like. Accordingly, except for the point that the interface between the connection terminal 110 and the user portable terminal 101 is the medium 120 and that the connection terminal 110 communicates with the music search server 300 instead of the user portable terminal 100, the configuration and operation are the same as those of the first embodiment. The description is omitted because it is the same as in the first and second embodiments.

As shown in the fourth embodiment, a medium 120 from which music can be removed using the user portable terminal 102.
By connecting to the connection terminal 111 connectable to the communication network 200, the recorded music can be accessed. The connection terminal 111 transfers the music data recorded by the user portable terminal 101 to the communication network 200. The user can access the music search server 300 via the server.

In the first to fourth embodiments, PCM and MP3 are used as the music data formats when the user portable terminals 100, 101 and 102 store music data to be recorded. Other formats (for example,
WAV, G .; 711, G.P. 722, G. 728, G.C. 7
29, ADPCM, VSELP, CS-CELP, LD
-CELP, RPE-LTP, PSI-CELP, WM
It is needless to say that the data may be stored in the music data matching unit 311 of the server 300 so as to correspond to a file format in which music characteristics can be extracted.

In the first to fourth embodiments, the music search server 300 is connected via the communication network 200. The connection method is as follows. Needless to say, all are included in the present invention. In other words, connecting to an Internet service provider via a wireless network or a telephone line network,
Furthermore, a method of connecting to a music search server via an Internet service provider (a management server managed by the provider), a connection to a music search server provided by the Internet service provider itself via a wireless network or a telephone line network Mobile phone companies (e.g., NTT DoCoMo, J-phone, KD
DI) and a music search server via the management server (for example, NTT DoCoMo's i-mode, J-phone, KDDI's WA)
P) and the like, but the communication network 20 in the present invention.
Needless to say, “0” includes the above-described communication means up to connection to the music search server 300.

As described above, when the user records the music he or she likes around him on his portable terminal, accesses the music search server via the communication network, and uploads the recorded music. Since the music search server sends the search result to the user's mobile terminal, the user can obtain information about the music that was inquired. Further, since the music result is displayed on the screen of the mobile terminal, a preview and purchase can be performed from the screen.

[0068]

As described above, according to the present invention, music is overflowing all around us, but when one of our favorite music jumps into our ears, we know about its title and artist. The effect of the present invention in resolving the desire of the user who wants it is remarkable.

The reason is that music is recorded on the spot using a portable terminal that can be carried at all times, and the recorded music information is obtained by sending the recorded music data. This is because the user can know music information such as a song name, and can also preview and purchase the music, so that the user's favorite music can be easily obtained.

[Brief description of the drawings]

FIG. 1 is a block diagram of a system showing a first or second embodiment of the present invention.

FIG. 2 is a flowchart showing an operation when a music search request is made between the devices in FIG. 1;

FIG. 3 is a configuration example showing contents of a search result displayed on a screen of the user portable terminal of FIG. 1;

FIG. 4 is a configuration example showing the content of music information of a certain song name displayed on the screen of the user portable terminal of FIG. 1;

FIG. 5 is a configuration example showing the contents of purchase information of a certain song title displayed on the screen of the user portable terminal of FIG. 1;

FIG. 6 is a block diagram showing a functional configuration of the music search server when the music search server of FIG. 1 receives music data of a search request.

FIG. 7 is a schematic diagram showing a method of obtaining a pitch pattern and a detection rate of a pitch pattern by the pitch / duration extraction unit of FIG. 6;

FIG. 8 is a block diagram of a system showing a third embodiment of the present invention.

FIG. 9 is a block diagram of a system showing a fourth embodiment of the present invention.

[Explanation of symbols]

 100, 101, 102 User portable terminal 110, 111 Connection terminal 120 Media 200 Communication network 300 Music search server 310 Control unit 311 Music data adaptation unit 312 Music feature extraction unit 313 Music search unit 314 Search result creation unit 315 Search result processing unit 320 Storage unit 321 Music data area 322 Music feature data area 323 Matching result table 324 Search result table 400 Music search database 500 Music information database 600 Homepage template database

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Claims (17)

[Claims] 1. A music search system using a mobile terminal that accesses a server from a mobile terminal via a communication network, the server comprising: a music search database in which music characteristic data for each song is registered; A music information database in which music information is registered, wherein the mobile terminal includes:
Requesting means for requesting the server to search for music information of the music data to be transmitted by transmitting the recorded music data, wherein the server, upon receiving a search request for music information of the music data, transmits the music data; And a reply unit for creating music information of candidate songs as search results in order of reliability by referring to the music search database and the music information database based on the search result, and returning the created search result to the portable terminal. Music search system using a mobile terminal. 2. The portable terminal has display means for displaying the search result on a screen, selecting a song name from the displayed screen, and displaying a display screen for prompting a user to listen to and purchase music related to the selected song name. A music search system using the mobile terminal according to claim 1. 3. Upon receiving the music data recorded from the portable terminal, the reply means extracts a music feature from the recorded music data, and registers the music feature in the music search database based on the extracted music feature. Means for calculating the similar reliability by searching for the music feature data that is present, and searching the music information database for music titles and music information corresponding to the music titles in descending order of the calculated reliability, and obtaining the search result. 2. The music search system using a portable terminal according to claim 1, further comprising: a creating unit; and a unit that transmits the search result to the portable terminal. 4. The portable terminal, when an item prompting a preview of the music displayed on the display screen is selected, receives music data for trial listening of the selected song title from the server. A music search system using the mobile terminal according to claim 2. 5. A music search system using a mobile terminal that accesses a server from a connection terminal via a communication network, the server comprising: a music search database in which music characteristic data for each song is registered; A music information database in which music information is registered, wherein the connection terminal includes:
Attaching means for attaching a medium on which music data is recorded on the portable terminal, and requesting means for transmitting a music data recorded on the medium to request the server to search for music information of the music data to be transmitted, Upon receiving the music information search request for the music data, the server searches the music search database and the music information database based on the music data to create music information of candidate songs as a search result in order of reliability. A music search system using a portable terminal, comprising: a reply unit for returning the created search result to the connection terminal. 6. The connection terminal has display means for displaying the search result on a screen, selecting a song name from the displayed screen, and displaying a display screen for prompting a user to listen to and purchase music related to the selected song name. A music search system using the mobile terminal according to claim 5. 7. Upon receiving the music data recorded from the connection terminal, the reply means extracts a music feature from the recorded music data and registers the music feature in the music search database based on the extracted music feature. Means for calculating the similar reliability by searching for the music features included in the music feature data, and searching the music search database for music titles and music information corresponding to the music titles in descending order of the calculated reliability. 6. The music search system using a portable terminal according to claim 5, further comprising: means for generating the search result by using the mobile terminal, and means for transmitting the search result to the connection terminal. 8. The connection terminal receives, when an item prompting a preview of the music displayed on the display screen is selected, music data for trial listening of the selected song title from the server. A music search system using the mobile terminal according to claim 6. 9. The connection terminal according to claim 6, wherein when an item prompting the purchase of the music displayed on the display screen is selected, the connection terminal receives purchase information of the selected song title from the server. A music search system using the mobile terminal described in the above. 10. The music search system according to claim 3, wherein the music features include a rhythm pattern, a tempo pattern, a melody pattern, a pitch pattern, and a pitch pattern. 11. A music search method using a mobile terminal that accesses a server from a mobile terminal via a communication network, wherein a music search database in which music feature data for each song is registered and music information for each song are registered. A music information database is prepared in the server, the portable terminal transmits the recorded music data, requests the server for music information of the transmitted music data, and the server receives the music data. Then, by searching the music search database for music feature data registered in advance based on the music data, music information of candidate songs is extracted in order of reliability, and the extracted music information of the candidate songs is extracted. A music search method using a mobile terminal, wherein a reply is sent to the mobile terminal as a search result. 12. The mobile terminal displays the search result on a screen, and displays a display screen for prompting a user to listen to and purchase music related to the selected song name by allowing the user to select a song name from the displayed screen. A music search method using the mobile terminal according to claim 11. 13. A music search method using a mobile terminal that accesses a server from a mobile terminal via a communication network, wherein the mobile terminal records music, and connects to the server to record music data. Performs a music information search request, displays on the screen music information for each candidate song name received from the server by the search request, and selects a certain song name from the music information for each song name displayed on the screen. The music information of the selected song name is received from the server and displayed on the screen, and when an item prompting a preview is selected from the music information of the selected song name displayed on the screen, the item for previewing the selected song name is received from the server. A music search method using a mobile terminal, characterized by receiving music data. 14. A music purchasing method using a portable terminal that accesses a server from a portable terminal via a communication network, wherein the portable terminal records music and corresponds to music data recorded to the server. A search request for music information for each song to be performed is made, music information for each candidate song received from the server by the search request is displayed on a screen, and a certain song is found from the music information for each song displayed on the screen. When selected, the music information of the selected song is received from the server and displayed on the screen, and when an item prompting purchase is selected from the music information of the selected song displayed on the screen, the server is displayed. Receiving music purchase information of the selected music from a mobile terminal. 15. A music search method using a mobile terminal for accessing a server from a mobile terminal via a communication network, the server comprising: a music search database in which music characteristics are registered for each song; A music information database in which information is registered is prepared, and when a search request for music information of music data recorded from the mobile terminal is received from the mobile terminal, the mobile terminal transmits the recorded music data. Calculating a similar reliability by searching for music features registered in the music search database based on the extracted music features extracted and
A portable terminal that searches the music information database for songs and music information corresponding to the songs in order of the calculated reliability, and transmits the searched music information to the portable terminal. The music search method used. 16. The music search method using a portable terminal according to claim 15, wherein the music search includes a rhythm pattern, a tempo pattern, a melody pattern, a pitch pattern, and a pitch pattern. 17. A music search method using a portable terminal accessing a server from a connection terminal via a communication network, wherein a music search database storing music characteristic data for each song and music information for each song are stored. A music information database is prepared in the server, a medium to be inserted into both the mobile terminal and the connection terminal is prepared, and the mobile terminal records music data on the medium, and the music data is recorded on the medium. When a medium is inserted into the terminal, the connection terminal transmits music data recorded on the medium to the server, thereby requesting the server to search for music information of the music data to be transmitted, and Searches for music feature data registered in advance from the music search database based on the music data upon receiving the music data. Music information of candidate songs in order of reliability, and returning the extracted music information of the candidate songs to the connection terminal.