JP2003228375A - System and method for music data transmission and reception - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a music data transmission and reception system which reproduces character information music. <P>SOLUTION: In the music data transmission and reception system which transmits and receives music data, 1st electronic equipment 10 has a dividing means of dividing the music data into sound blocks of specified length, a generating means of extracting text data corresponding to sound data of the respective sound blocks divided by the dividing means, a generating means of generating text blocks storing them, and a music data generating means of generating music data wherein the sound blocks and text blocks are successive by turns by inserting the text blocks corresponding to the sound blocks successively to the sound blocks and 2nd electronic equipment 1 has a receiving means of receiving the music data, an extracting means of extracting the music data and text data from the music data, an output means of displaying the extracted text data, and a display means 4 of displaying the extracted text data and displays the text data by the display means 4 in synchronism with the output of the music data. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a music data transmitting / receiving system and a music data transmitting / receiving method.

[0002]

2. Description of the Related Art Conventionally, there is a portable music player capable of downloading music data through a network and reproducing the music data. This type of portable music player downloads music data to a memory provided in the main body of the device and then reproduces the music data or downloads it to an IC card or the like having a memory function and mounts this IC card on the main body of the reproducing device. And play.

Further, in downloading the music data to the portable music player, a method of taking in the music data by transmitting the compressed music data is adopted. As a result, the recording medium and the music player can be downsized, and the transmission time of the music data can be shortened, and the music distribution using the network can be efficiently performed.

[0004]

However, the conventional portable music player does not have the function of displaying the lyrics in accordance with the music as in karaoke. Also, music is often composed of songs and lyrics, and it is better to enjoy not only the songs but also the lyrics according to the songs.

In transmitting compressed music data, text data such as lyrics is not inserted due to the data structure of the compressed music data, and the music data and the text data are separately portable from the server. It was sent to a music player.

Therefore, for example, when carrying out streaming reproduction in which a portable music player sequentially receives music data stored in a server via a network, character information such as lyrics can be displayed along with the music. could not.

Therefore, the present invention provides a music data transmission / reception system, a music data transmission / reception method, a music data transmission device, a music data transmission method, which can reproduce character information in accordance with music.
PROBLEM TO BE SOLVED: To provide a recording medium on which a music data transmitting program is recorded, a music data transmitting program, a music data receiving device, a music data receiving method, a recording medium on which a music data receiving program is recorded, a music data receiving program, and music data. And

[0008]

In order to solve the above-mentioned problems, a music data transmission / reception system according to the present invention is a music data transmission / reception system for transmitting and receiving music data between a first electronic device and a second electronic device. In the data transmission / reception system, the first electronic device extracts dividing means for dividing the music data into audio blocks of a predetermined length, and text data corresponding to the audio data of each audio block divided by the dividing means, and extracts the text data. Generating means for generating a text block to be stored,
The second electronic device includes a music data generating unit that inserts a text block corresponding to the voice block subsequent to the voice block and generates music data in which the voice blocks and the text blocks are alternately continuous. A receiving means for receiving the music data from the electronic device, an extracting means for extracting the music data and the text data from the received music data, and an outputting means for outputting the music data extracted by the extracting means, Display means for displaying the text data extracted by the extraction means,
The second electronic device displays the text data on the display means in synchronization with the output of the music data.

The music data transmitting / receiving method according to the present invention is the music data transmitting / receiving method for transmitting / receiving music data between a first electronic device and a second electronic device.
The electronic device of dividing the music data into voice blocks of a predetermined length, extracting text data corresponding to the voice data of each of the divided voice blocks, and generating a text block for storing the data, Inserting a text block corresponding to the voice block after the block to generate music data in which voice blocks and text blocks are alternately continuous,
The electronic device of step 1 receives the music data from the first electronic device, the step of extracting the music data and the text data from the received music data, and the music data extracted by the extracting means is output. And a step of displaying the text data extracted by the extraction means in synchronization with the output of the music data.

Further, the data transmitting apparatus according to the present invention is a music data transmitting apparatus for transmitting music data to an electronic device, wherein the dividing means divides the music data into sound blocks of a predetermined length from the sound source, and the dividing means divides the music data. Extract the text data corresponding to the voice data of each voice block,
Generating means for generating a text block storing this, and music data generating means for inserting a text block corresponding to the voice block subsequent to the voice block to generate music data in which the voice blocks and the text blocks are alternately continuous. And a transmitting unit that transmits the music data to an electronic device, the transmitting unit transmitting a voice block having a size of the predetermined length and a text block corresponding to the voice block to a second electronic device, Then, the voice block following the voice block and the text block corresponding to the voice block are transmitted to the electronic device.

Further, the music data transmitting method according to the present invention includes a step of dividing the music data extracted from the sound source into voice blocks of a predetermined length, and extracting text data corresponding to the voice data of each of the divided voice blocks. , A step of generating a text block storing this, a step of inserting a text block corresponding to the voice block following the voice block, and generating music data in which the voice block and the text block are alternately continuous, Transmitting a block and a text block corresponding to the voice block to the electronic device, and then transmitting a voice block following the voice block and a text block corresponding to the voice block.

A recording medium according to the present invention is a recording medium on which a computer program readable by a computer is recorded, the computer program dividing the music data into audio blocks of a predetermined length, and A step of extracting text data corresponding to the voice data of each divided voice block and generating a text block for storing the text data, and inserting a text block corresponding to the voice block subsequent to the voice block to insert the voice block and the text. A step of generating music data in which blocks are alternately continuous; a voice block following the voice block and a text block corresponding to the voice block after transmitting the voice block and the text block corresponding to the voice block to an electronic device With the step of sending That.

Further, the computer program according to the present invention divides the music data into voice blocks of a predetermined length, extracts text data corresponding to the voice data of each of the divided voice blocks, and stores the text data. Generating a block, inserting a text block corresponding to the voice block subsequent to the voice block, and generating music data in which the voice block and the text block are alternately continuous, the voice block and the voice block After transmitting the corresponding text block to the electronic device, there is a step of transmitting a voice block following the voice block and a text block corresponding to the voice block.

Further, in the music data receiving apparatus according to the present invention, music data and text data such as lyrics corresponding to the music data are divided into data blocks of a predetermined length to form a voice block and a text block. Receiving means for receiving music data in which voice blocks and text blocks are alternately continuous, extracting means for extracting the music data and text data from the received music data, and music data extracted by the extracting means A voice block following the voice block after receiving the voice block and a text block corresponding to the voice block, and an output unit for outputting the voice block and a display unit for displaying the text data extracted by the extracting unit. And a text block corresponding to the voice block and receiving the music data. In synchronization with the output for displaying the text data on the display means.

In the music data receiving method according to the present invention, music data and text data such as lyrics corresponding to the music data are divided into data blocks of a predetermined length to form a voice block and a text block. Receiving music data in which voice blocks and text blocks are alternately continuous, extracting the music data and text data from the received music data, and outputting the music data extracted by the extracting means And a step of displaying the text data extracted by the extraction means in synchronization with the output of the music data.

Further, the recording medium according to the present invention is a recording medium in which a computer program readable by a computer is recorded, and the computer program includes music data and text data such as lyrics corresponding to the music data. Is divided into data blocks of a predetermined length to form a voice block and a text block, and receiving music data in which the voice blocks and the text blocks are alternately continuous, and the music data from the received music data. And a step of extracting the text data, a step of outputting the music data extracted by the extraction means, and a step of displaying the text data extracted by the extraction means in synchronization with the output of the music data.

In the computer program according to the present invention, music data and text data such as lyrics corresponding to the music data are divided into data blocks of a predetermined length to form a voice block and a text block. And a step of receiving music data in which text blocks are alternately continuous, a step of extracting the music data and the text data from the received music data, and a step of outputting the music data extracted by the extracting means. And displaying the text data extracted by the extraction means in synchronization with the output of the music data.

The music data according to the present invention is a text block consisting of a voice block obtained by dividing music data into data blocks of a predetermined length and text data of a predetermined length corresponding to the music data forming the voice block. And the voice blocks and the text blocks corresponding to the voice blocks are alternately continuous.

A data transmission / reception system according to the present invention is a music data transmission / reception system for transmitting / receiving music data between a first electronic device and a second electronic device,
The first electronic device includes extraction means for extracting music data and voice information corresponding to the music data, generation means for generating text data and inversion information of the text data according to the voice information, and the text data. Continuing from
Music data generating means for generating music data in which a part of the music data and inversion information of text data corresponding to the part of the music data are alternately continuous, A receiving means for receiving the music data from the electronic device, an extracting means for extracting the music data and the text data from the received music data, and an outputting means for outputting the music data extracted by the extracting means, Display means for displaying the text data extracted by the extracting means, wherein the second electronic device is
The text data is displayed on the display means in synchronization with the output of the music data.

A music data transmitting / receiving method according to the present invention is the music data transmitting / receiving method for transmitting / receiving music data between a first electronic device and a second electronic device.
The electronic device of the step of extracting music data and voice information corresponding to the music data; the step of generating text data and inversion information of the text data according to the voice information; A step of generating music data in which a part of the music data and inversion information of text data corresponding to the part of the music data are alternately continuous, and the second electronic device is the first electronic device. By receiving the music data, extracting the music data and text data from the received music data, outputting the music data extracted by the extracting means, and extracting by the extracting means Displaying the text data, and the second electronic device synchronizes with the output of the music data. To display the serial text data.

Further, the music data transmitting apparatus according to the present invention includes extraction means for extracting music data from the sound source and voice information corresponding to the music data, and text data and inverted information of the text data according to the voice information. And a music data generation means for generating music data in which, following the text data, a part of the music data and inversion information of text data corresponding to the part of the music data are alternately continuous. A transmission means for transmitting the music data to an electronic device, wherein the transmission means continuously outputs the music data formed in a predetermined length to the text data and inversion information of the text data corresponding to the music data. Then, the music data is transmitted to an electronic device, and then music data of a predetermined length following the music data of the predetermined length and a text corresponding to the music data are transmitted. To send the inverted information of the data.

Further, the music data transmitting method according to the present invention comprises a step of extracting music data and voice information corresponding to the music data from a sound source, and text data and inversion information of the text data according to the voice information. Following the text data, a step of generating music data in which the music data having a predetermined length and inversion information of text data corresponding to the music data are alternately continuous, and following the text data, a predetermined After transmitting the inversion information of the long music data and the text data corresponding to the music data to the electronic device, the predetermined music data following the predetermined music data and the inversion information of the text data corresponding to the music data And sending.

The recording medium according to the present invention is a recording medium in which a computer program readable by a computer is recorded, and the computer program extracts music data from a sound source and audio information corresponding to the music data. And a step of generating text data and inversion information of the text data according to the voice information, and subsequent to the text data, the music data of a predetermined length and inversion information of text data corresponding to the music data. And a step of generating music data in which the music data of the predetermined length are alternately generated, and subsequently to the text data, after transmitting the music data of a predetermined length and the inversion information of the text data corresponding to the music data to the electronic device, the music of the predetermined length is transmitted. Corresponding to music data of a predetermined length following the data and the music data And a step of transmitting the inverted information of the text data.

Further, the computer program according to the present invention extracts music data and voice information corresponding to the music data from a sound source, and generates text data and inversion information of the text data according to the voice information. After the text data, a step of generating music data in which the music data of a predetermined length and inversion information of the text data corresponding to the music data are alternately continuous, and the text data of a predetermined length After transmitting the music data and the inversion information of the text data corresponding to the music data to the electronic device, the music data of the predetermined length following the music data of the predetermined length and the inversion information of the text data corresponding to the music data are transmitted. And a step of performing.

The music data receiving apparatus according to the present invention has music data, text data corresponding to the music data, and inversion information of the text data, and is formed into a predetermined length following the text data. Receiving means for receiving music data in which the music data and the inversion information are alternately continuous, extracting means for extracting the music data and text data from the received music data, and music data extracted by the extracting means And a display unit for displaying the text data extracted by the extraction unit, wherein the second electronic device is
The text data is displayed on the display means in synchronization with the output of the music data.

Further, the music data receiving method according to the present invention has music data, text data corresponding to the music data, and inversion information of the text data, and is formed into a predetermined length following the text data. Receiving music data in which the music data and the inversion information are alternately continuous, extracting the music data and text data from the received music data, and outputting the music data extracted by the extracting means And a step of displaying the text data extracted by the extraction means, wherein the second electronic device comprises:
The text data is displayed in synchronization with the output of the music data.

The recording medium according to the present invention is a recording medium in which a computer program readable by a computer is recorded, wherein the computer program is music data, text data corresponding to the music data, and the text data. And the inversion information, the step of receiving music data in which the music data and the inversion information, which are formed in a predetermined length following the text data, are alternately continuous, and the music data is obtained from the received music data. And a step of extracting text data,
The method includes the step of outputting the music data extracted by the extracting means and the step of displaying the text data extracted by the extracting means, and the text data is displayed in synchronization with the output of the music data.

The computer program according to the present invention has music data, text data corresponding to the music data, and inversion information of the text data, and the music data formed into a predetermined length following the text data. Receiving music data in which the data and the inversion information are alternately continuous, and extracting the music data and text data from the received music data,
The method includes the step of outputting the music data extracted by the extracting means and the step of displaying the text data extracted by the extracting means, and the text data is displayed in synchronization with the output of the music data.

Further, the music data according to the present invention has text data generated in accordance with music data and voice information corresponding to the music data and inversion information of the text data, and following the text data, The above-mentioned music data having a predetermined length and inversion information of text data corresponding to the music data are alternately continuous.

[0030]

BEST MODE FOR CARRYING OUT THE INVENTION A music data transmitting / receiving system and a music data transmitting / receiving method to which the present invention is applied will be described below in detail with reference to the drawings. A music data transmission / reception system to which the present invention is applied includes a portable music player 1 that receives and reproduces music data, and a data transmission device 10 that records music data and transmits the music data to the portable music player 1. Prepare The portable music player 1 receives the music data generated from the data transmission device 10 and the music data composed of character data such as lyrics,
The lyrics and the like can be displayed at the same time as the music is streamed. The data transmission device 10 also generates music data composed of music data and text data and transmits the music data to the portable music player 1.

Portable music player 1 to which the present invention is applied
As shown in FIG. 1, the device main body 2 is formed in a substantially rectangular parallelepiped shape as a whole, an operation unit 3 for playing, stopping, forwarding, searching, etc. of the captured music data, and the device main body 2 A display unit 4 provided on one side surface 2a for displaying character information such as lyrics and playing time, and a switch provided on the main surface 2b of the apparatus main body 2 for switching the character information displayed on the display unit 4. A switch 5; a headphone jack 6 provided on the front face 2c side of the device body 2 to which a headphone terminal is attached; and a data transmission device 10 provided on the other side face part 2d of the device body 2 for transmitting music data. And a connector jack 7 for making connection.

The apparatus main body 2 is formed to have a portable size, for example, a size that can be held in the palm of the hand or can be carried in a pocket.

Further, the display unit 4 for displaying the character data,
LCD (liquid crystal display) panel etc.,
Character data such as lyrics, song titles, singer names, performance times, etc. transmitted from the data transmission device 10 are displayed. Display unit 4
When the changeover switch 5 is pressed, the display contents are switched to the title of the song, the display of the singer or the current lyrics, the playing time, and the like.

The portable music player 1 is internally provided with a storage unit 13 which is a flash memory for storing the music data transmitted from the data transmission device 10.
The portable music player 1 stores the music data transmitted to the storage unit 13 and outputs the music data through a speaker device (not shown) or headphones connected to the headphone jack 6.

As shown in FIG. 1, the portable music player 1 is connected to a data transmission device 10 through a cable 12 such as a USB cable. Then, the portable music player 1 receives this music data from the data transmission device 10 in which music data such as music data and text data such as lyrics is recorded.

The portable music player 1 and the data transmission device 10 may be wirelessly connected to each other by using infrared rays or the like in addition to the cable 12. Further, for example, a public line network such as an ISDN line may be used for connection, or a dedicated line network for the system may be constructed, and the form of the line is not particularly limited. Alternatively, a satellite communication line using a communication satellite or a parabola antenna installed in each home may be configured to enable information communication between the portable music player 1 and the data transmission device 10.

Next, the circuit configuration of the portable music player 1 will be described.

As shown in FIG. 2, the portable music player 1 includes a storage unit 13 in which music data transmitted from the data transmission device 10 is stored and a data transmission device 10 inserted in the connector jack 7. Cable 12 for connection
An interface driver 14 for transmitting and receiving data via the D / A converter 16, a decoder 15 for decoding the compressed music data, a D / A converter 16 for converting the digitized music data into analog data, ROM (re
ad-only memory) 17 and RAM (random-access memo) from which programs stored in ROM 17 can be read
ry) 18 and a CPU (central proc) that controls the entire device
essing unit) 19. The transfer of file data and control data between these blocks is performed via the bus 11.

The storage unit 13 for storing music data is composed of a flash memory and stores the music data transmitted from the data transmission device 10. The storage unit 13 is
When the music data is transmitted via the connector jack 7 and the interface driver 14 and the reproduction is instructed by operating the operation unit 3, the music data is reproduced.
It outputs to the / A converter 16 and the character data to the display unit 4.

When the music data is transmitted from the data transmission device 10, the storage unit 13 stores it in a flash memory as shown in FIG. 3, for example. In FIG. 3, 00000
Addresses 0 to 001000 are the reserve area 71, and addresses 001000 to 00F000 are singer names, song names,
The song data 72 such as the lyricist and the composer is stored, and 00F0
Lyric data 70 is stored at addresses 00 to 100000,
Music data is stored at addresses 100000 to FFFFFF.

The storage unit 13 may be configured by using a hard disk or the like instead of the flash memory. In addition to the flash memory provided in the apparatus body 2, the storage unit 13 can record and reproduce an IC card or a magneto-optical disk having a memory function detachably formed in the apparatus body 2. You may comprise by a medium.
By storing music data in a removable IC card or the like, the portable music player 1 can play various music simply by exchanging the IC card.

The connector jack 7 connects the interface driver 14 and the interface driver on the data transmission device 10 side by mounting the cable 12 so that data can be transferred between the portable music player 1 and the data transmission device 10. Enables sending and receiving. The portable music player 1 includes the connector 7 and the interface driver 14.
The music data is transmitted from the data transmission device 10 via the. In addition to the interface driver 14, the portable music player 1 may receive music data using a microphone terminal, a line input terminal, an optical digital terminal, or the like.

The decoder 15 decodes the compressed music data stored in the storage unit 13 to obtain D /
Output to the A converter 16. The decoder 15 is ATRAC
Although the decoding of three systems is performed, any decoding algorithm corresponding to the encoding algorithm of the encoder of the data transmission device 10 may be used. Further, the decoding process may be a software process by the CPU 19 without having hardware. The portable music player 1 is provided with a buffer memory 20 for temporarily storing the music data to be processed. Data is written / read to / from the buffer memory 20 under the control of the CPU 19.

The D / A converter 16 converts the music data, which is digital data, into analog data. This D / A
The music data converted into analog by the converter 16 is reproduced through a speaker or a headphone provided in the device body 2 of the portable music player 1 via an amplifier.

The ROM 17 stores application programs for recording and reproducing music data.
The ROM 17 outputs the program recorded by the instruction of the CPU 19 to the RAM 18. RAM18
The data area and the task area for executing the program read in accordance with the instruction of the CPU 19 are temporarily secured. A flash memory may be mounted, and the bus structure is not limited.

The portable music player 1 as described above is electrically connected by connecting the connector jack 7 to the connector of the data transmitting apparatus 10 via the cable 12, and is connected to the interface driver of the data transmitting apparatus 10 and the portable type. The interface driver 14 of the music player 1 is connected to enable data communication. Then, in the portable music player 1, music data including music data and character data is transmitted from the data transmission device 10 and stored in the storage unit 13.

Further, in the portable music player 1, when the user instructs reproduction by operating the switch of the operation unit 3, the CPU 19 reads the application program from the ROM 17 to the RAM 18 and stores the music data stored in the storage unit 13. Medium, music data is D / A converter 16
The music is played back. At this time, in the portable music player 1, the CPU 19 causes the display unit 4 to display the character data such as the song name, singer, and lyrics in the music data stored in the storage unit 13 or the reproduction time calculated by the CPU 19.

The portable music player 1 may further be provided with an encoder for compressing the music data into a predetermined compression format, and the music read from the medium mounted in the CD-ROM drive of the data transmission device 10 or the like. Data (data that has not been compressed) may be directly input via the interface driver. In this case, when recording the music data in the storage unit 13, the encoding process by the encoder is performed.

The data transmitting apparatus 10 for transmitting music data to the portable music player 1 stores the music data, and is connected to the portable music player 1 through a line connection using a USB cable or a public line or a wireless connection using infrared rays or the like. Connected by. The data transmission device 10 uses, for example, a dedicated application on an existing AT compatible machine. The data transmitting apparatus 10 is a CD type disc (audio CD, CD-R,
CD-ROM etc. and MD type disc (audio M
(D, MD data, etc.) is inserted, music data is generated using a voice compression technology such as ATRAC3 (registered trademark) or MP3 (registered trademark), and text data such as lyrics is input by the user by the data input device. It Then, the data transmission device 10 generates music data from the music data and the text data and transmits the music data to the portable music player 1.

The data transmission device 10 is configured, for example, by a music data distribution service provider as a server device, and distributes accumulated music data to each user's portable music player 1 via a network. You may comprise. Hereinafter, a case where the user of the portable music player 1 uses the data transmission device 10 at each home will be described as an example.

This data transmission device 10 is shown in FIG. 1 and FIG.
1, a device body 21, a data input device 22 for inputting character data such as song titles and lyrics, a display unit 23 for displaying an editing screen for each data, and a USB for connecting to the portable music player 1. And a connector 24 to which the cable 12 such as a cable is attached.

The apparatus main body 21 is provided with an insertion portion into which a CD, MD or the like owned by the user is inserted. And
The data transmission device 10 generates predetermined music data from a CD or the like inserted in the insertion section and transmits it to the portable music player 1. Further, the device body 21 is formed with a connector 24 for connecting to the portable music player 1 via an interface driver 26. The device body 2
1 may form an infrared transmitter for establishing a wireless connection with the portable music player 1. In addition, the device body 21 is formed with a connection terminal for connecting to a microphone and headphones, a line connection terminal for connecting to other audiovisual equipment, a personal computer, etc., an optical digital connection terminal, an interface connector, and the like.

Further, the apparatus main body 21 has an operation section 27 composed of a plurality of operation buttons, and performs reproduction of a CD or MD, generation of music data, transmission and the like according to an operation of the operation section 27 by a user.

The data input device 22 is, for example, a keyboard, and is connected to the USB driver 28 via a USB (universal serial bus) terminal, for example. In addition, the data input device 22 is provided with an infrared transmission unit,
The infrared interface driver 30 may be wirelessly connected via the light receiving unit 29 provided in the. When the data input device 22 edits the music data transmitted to the portable music player 1, the user inputs character data such as song titles, singer names, and lyrics.

The display unit 23 is, for example, a liquid crystal monitor used in a personal computer or the like, and when a user inputs character data such as lyrics or manages a file such as music data, an editing screen for music data is displayed. It The display unit 23 is
It is connected to the display driver 31 via the apparatus main body 21 and the display connector.

Further, by using the display on the display unit 23, it is possible to control the deletion of the selected file, the transmission of the music data to the external device such as the portable music player 1, and the like. Alternatively, the display unit 23 displays html (hyper text markup) as related information retrieved from a WWW (world wide web) site on the Internet based on TOC (table of contents) information of a medium mounted in the CD-ROM drive.
laguage) The document is configured to be displayed graphically and can be used as a normal Internet browser.

Next, the circuit configuration of the data transmission device 10 will be described. As shown in FIG. 4, the data transmission device 10 includes a ROM 32 in which a music data generation application program and the like are stored, a data area for executing a program stored in the ROM 32, a RAM 33 serving as a task area, and a flash memory 34. , Device body 21
A data input / output unit 35 that serves as an interface for connecting to a network; , A buffer memory 38 for storing character data such as input lyrics and song names, and C for controlling the entire apparatus
It has a PU 39 and is connected via a bus 40.

The ROM 32 generates music data from a CD or the like inserted in the insertion portion of the apparatus main body 21, character data such as lyrics, music data composed of music data and character data, and is portable. An application program to be transmitted to the music player 1 is stored. The program stored in the ROM 32 is the CPU 39
Is read out to the RAM 33 based on the command. RAM33
Executes the program read in response to the instruction from the CPU 39.

The encoder 36 and the decoder 37 are the CPU 3
According to the control of 9, the supplied music data is encoded and decoded. In the encoder 36,
Not only the data read from the medium mounted in the CD-ROM drive 43 or the MD drive 44 is encoded, but also an audio signal input from the microphone terminal to which the microphone is connected via the amplifier 45,
Alternatively, an audio signal input from a line input terminal connected to another device such as a CD player is configured to be input via the A / D converter 46, and these input music data are also encoded. You may do it. Further, in the encoder 36, data input from an external device (for example, a CD player or the like) connected to the optical digital terminal is IEC958 (International Electrotechnical Co
mmission 958) The encoder 47 may be configured to be input, and thus the data input by the optical digital system may be encoded.

Although ATRAC3 (registered trademark) is used as the encoding algorithm of the encoder 36, any encoding algorithm capable of compressing information may be used.
TRAC or ATRAC2 (registered trademark), MPEG (mov
ing picture coding experts group), PASC (precisi
on adaptive sub-band coding), TwinVQ (registered trademark), RealAudio (registered trademark), Liquid
It may be Audio (registered trademark) or the like.

The buffer memory 38 temporarily stores the music data read from the CD-ROM drive 43 or the like, and the music data is supplied to the encoder 36 to perform ATRAC3 system encoding. Then, the buffer memory 38 temporarily stores again the data encoded by the encoder 36. Further, the buffer memory 38 stores character data such as a lyrics file input by the user by the data input device 22 or downloaded by the data input / output unit 35. Then, when the CPU 39 executes the music data generation program, the buffer memory 38 outputs the encoded music data and character data to the RAM 33.

The data input / output unit 35 serves as an interface between the device body 21 and the network when the device body 21 is connected to an external network such as the Internet, a TEL network, a cable TV or a wireless network. The device body 21 includes a data input / output unit 35.
WE on an external network such as the Internet
It is possible to access the database of the B site and download character data such as lyrics of the music and music data.

A CD type optical disk (audio CD, CD-ROM, CD text, etc.) is loaded into the CD-ROM drive 43 from the CD insertion section 43a, and
The information stored in the optical disc is read by the optical pickup at 1 × speed or higher speed, for example, 16 × speed or 32 × speed. An MD type optical disk or a magneto-optical disk (audio MD, MD data, etc.) is attached to the MD drive 44 from the MD insertion section 44a, and information stored in the disk is read by an optical pickup. Alternatively, information can be recorded on the loaded disc. In this example, the CD-ROM drive 43 and the MD drive 44 are provided, but only one of them is provided, or another medium (for example, M
A drive corresponding to a magneto-optical disk called an O disk, another type of optical disk, a magnetic disk, a memory card, etc.) may be provided.

As a large-capacity storage means inside the data transmitting apparatus 10, a hard disk drive (hard disk drive) for recording / reproducing information on / from a hard disk is used.
: Hereinafter referred to as HDD) 48 is provided. For example, music data read from the CD-ROM drive 43 or the MD drive 44 can be stored in the HDD 48 in file units (for example, one song is one file).

In such a data transmitting apparatus 10, when a user-owned CD or MD is mounted in the CD insertion section 43a or MD insertion section 44a of the apparatus main body 21 and the music data generation program is executed, the CPU 39 causes the ROM 32 to be stored in the ROM 32. The stored music data generation program is read out to the RAM 33. The CPU 39 reads the music data from the CD or MD mounted on the mounting unit and generates compressed data in a predetermined compression format. Further, the CPU 39 sends character data such as song titles and lyrics stored in the buffer memory 38 to the RA.
Read to M33. Then, the CPU 39 transmits the compressed music data and character data to the portable music player 1 via the interface driver 49 from the connector 24 connected to the connector 7 on the portable music player 1 side.

The data transmitting apparatus 10 is the HDD 48
The music data and the like accumulated in the above can be decoded by the decoder 37 and reproduced and output by the speaker 52 via the D / A converter 50 and the amplifier 51. Further, the data transmitting apparatus 10 can reproduce and output music data and the like from the headphones by connecting the headphones to the headphone terminal. Here, the decoder 37 is ATRAC
Although three types of decoding are performed, any decoding algorithm corresponding to the encoding algorithm of the encoder 36 may be used. Further, here, the encoding and decoding may be software processing by the CPU 39 without having hardware.

In the data transmission device 10, the IEEE1
Various devices and systems connected to the terminals via the 394 interface 55 and the IEEE 1394 driver 56, for example, IRD for satellite broadcasting, MD player, DVD
Audio information is taken in from a player, a DV player, or the like. P as an additional function
CMCIA (Personal Computer Memory Card Internati
onal Association) A slot 57 is provided via a PCMCIA driver 58, and a PCMCIA card can be attached to it, allowing expansion of various peripheral devices such as external storage devices, other media drives, modems, terminal adapters, capture boards, etc. It is said that.

Next, a music data forming process by the data transmitting device 10 will be described. Data transmitter 10
Has a music data generation application. The music data generation application creates music data composed of music data and character data, and sends this music data to the portable music player 1.

The music data created by the music data generation application is data that is voice-compressed in a predetermined compression format. The music data is obtained by mounting a CD or the like owned by the user on the data transmission device 10 and performing voice compression by a music data generation application, or by downloading from a database of a music distributor or the like via a network. Taken in 10.

The character data is data such as the title, singer and lyrics of the music. The character data is stored in the lyrics file created by the music data generation application. The lyrics file consists of the title of the song, the singer's name, lyrics and other copyright information such as the lyricist. This lyrics file is stored in the data input device 2 of the data transmission device 10.
It is created by the user's input from 2 or by downloading from a database of a music distributor or the like via the network.

This lyrics file is, as shown in FIG.
A song name tab, a singer name tab, and a lyrics tab are provided.
The song title data of the song is input to the song name tab, the singer data is input to the singer name tab, and the lyrics data of the song is input to the lyrics tab. The tabs of the lyrics file are not limited to these, and can be arbitrarily added or deleted.

The lyrics data described in the lyrics tab of the lyrics file is composed of characters and tone length data indicating the tone length of the characters. As shown in FIG. 6, the sound length data is composed of a symbol in which a sound length (second) is defined. In the lyrics data, this character length data is also written for each character. For example, the character “i” in FIG. 6 is displayed on the display unit 4 when the music “proverb” is reproduced by the portable music player 1, and is inverted after 1/3 second has elapsed since the start of reproduction. .

The lyrics data may be automatically generated by providing the data transmitting device 10 with a function of performing voice recognition from the reproduced music data, as described later.

The lyrics file created or downloaded by the user is stored in the buffer memory 38 of the data transmitting apparatus 10. And the lyrics file is
When music data is generated by the music data generation application, it is displayed at a predetermined position on the startup screen 85 displayed on the display unit 23, as shown in FIG.

On the music data generation screen of this music data generation application, a lyrics file information display window 8 is displayed in which one or a plurality of lyrics files capable of transmitting music data are displayed.
6, a music data information display window 87 for displaying music data information on the portable music player 1 side, music data transmission,
The music data is returned and the operation unit 88 such as UNDO is displayed. The user designates a lyrics file desired to be transmitted to the portable music player 1 from the lyrics file information display window 86, and clicks a transmission button of the operation unit 88 to select the song from the designated lyrics file and song data. Music data is formed.

Next, the data structure of the music data generated by the data transmission device 10 will be described. The data transmission device 10 generates music data compressed from a sound source such as a CD or MD, and stores character data such as music titles and lyrics of the music. Then, the data transmission device 1
When the music data transmission application is activated, 0 generates music data composed of these music data and character data and transmits the music data to the portable music player 1.

Character data such as song titles and lyrics is input by the user from the data input device 22 of the data transmission device 10. Further, the character data may be downloaded from the data input / output unit 35 of the data transmission device 10 from a database or the like on a website on the network. Further, the character data is stored in the data transmission device 1 as described later.
0 may be provided with a music data transmission application having a voice recognition function, and character data may be automatically extracted by playing a CD or the like.

The character data input from the data input device 22 and downloaded from the database on the network is stored in the RAM 33 of the data transmission device 10. The character data stored in the RAM 33 is divided into a predetermined size when the music data is generated, is inserted between the music data similarly divided into a predetermined size, and is inserted before the music data. It is inserted all at once.

The music data, which is the data related to the music of the music, is data that is audio-compressed in a predetermined compression format from a CD or the like installed in the data transmission device 10, and is audio compression provided in the data transmission device 10. Generated by the application. The music data may be voice-compressed data downloaded from a database on the network.

When the music data is generated, the music data is divided into a predetermined size and character data of a predetermined size is inserted, and the character data is displayed on the display unit 4 of the portable music player 1. Inversion information, which is timing information for inversion, is inserted.

Next, a process in which the data transmitting apparatus 10 generates music data from the above-mentioned character data and music data and transmits the music data to the portable music player 1 will be described.

The music data 80 generated by the data transmitting apparatus 10 is composed of a header, music data and character data, as shown in FIG. The header describes bit rate, code information, character data insertion flag, etc. according to the audio compression technique. The music piece data is the data of the music piece, and the units for every fixed time are intermittently continuous. The character data describes information related to the song, such as the title of the song, an artist name, information about copyright, names of persons concerned (lyricist, composer, creator, etc.), text data such as lyrics, and the like.

The music data 80 is composed of music data and character data which are alternately inserted and sequentially transmitted to the portable music player 1. This music data 80 is one unit (for example, 23.2 m) of the data block that constitutes the music data.
s) are continuously formed to form a music data area for a certain time (232 ms), and then a character data area for a certain time corresponding to the formed music data area (time) is inserted. And character data areas are alternately and continuously formed. In this character data area, character data to be displayed when the preceding music data area (time) is reproduced is described. Each character data area is fixed to a certain size, and padding data is described when there is no character data corresponding to the preceding music data area for a certain time or when the data area remains.

Since the music data 80 has the above-mentioned data structure, the portable music player 1 can perform streaming reproduction by sequentially reproducing the transmitted music data 80.

Next, the process of creating the music data 80 will be described.

When the configuration of the data transmitting apparatus 10 described above is functionally displayed, as shown in FIG. 9, the storage unit 90 in which compressed music data is stored, and the music data stored in the storage unit 90 are read out. And a decoding unit 91 for detecting the human voice frequency band from the read music data.
2, a recognition unit 93 that performs voice recognition based on the human voice frequency detected by the detection unit 92, and a data creation unit 94 that creates the music data 80.

The storage section 90 stores voice-compressed music data created by a data transmission application having a voice compression function. The storage unit 90 divides the music data into data blocks for a certain period of time in which a plurality of units are continuous and stores the music data. Then, the storage unit 90
Outputs the music data to the decoding unit 91 and the data creation unit 94 for each data block for a fixed time.

The decoding section 91 decodes the compressed music data and outputs it to the detection section 92. The detection unit 92 extracts only the human voice frequency band from the decoded music data and outputs it to the recognition unit 93. The recognition unit 93 recognizes the voice of the singer from the human voice frequency band and converts the lyrics into character data. The data creation unit 94 receives the music data segmented into data blocks for a certain time from the storage unit 90, and the recognition unit 93
Receive more lyrics character data. Then, the data creation unit 94 uses the music data 8 from the music data and the character data.
Create 0.

In the data transmission device 10 having the above-described configuration, when the CD or MD is mounted in the mounting portion of the device main body 21 and the music data generation application program is executed, the CPU 39 stores the music data stored in the ROM 32. The generation program is read out to the RAM 33. CP
The U 39 reads out music data from the CD or MD, generates music data compressed in a predetermined compression format, and stores the music data in the storage unit 9.
Save to 0.

Next, in step S1 shown in FIG. 10, the data transmitting apparatus 10 causes the CPU 39 to create the header of the music data 80. Next, the data transmission device 10
In step S2, a counter for counting the number of data units of music data is initialized. Then, in step S3, the data transmission device 10 stores the storage unit 9
Take the data unit to 0. Next, in step S4, the data transmission device 10 determines whether or not the count number of the counter is 10 or more. If the count number is 10 or less, the process returns to step S3 to capture the data unit of the music data again. .

If the count number of the counter is 10 or more in step S4, the data transmission device 10 causes the detection unit 92 to cause the decoding unit 9 to perform the decoding in step S5.
The human voice frequency band is extracted from the music data output and decoded at 1. Next, in step S6, the data transmission device 10 causes the recognition unit 93 to perform voice recognition. Then, in step S7, the data transmission device 10 creates lyrics character data from the recognized voice of the music data.

Next, in step S8, the data transmitting device 10 causes the data creating section 94 to insert character data after the data unit of the music data fetched in the storage section 90 to create music data. Then, in step S9, the data transmission device 10 determines whether or not music data has been created for all data units,
If music data has been created for all data units, the music data creation process is terminated, and if there are data units remaining, the process returns to step S2 to load the data units.

If the character data is input by the user in advance or downloaded from a database on the network and stored in the buffer memory 38, the CPU 39 reads the character data together with the music data.
Read to AM33. Then, the CPU 39 creates music data 80 by dividing the music data and the character data into data areas of a predetermined size and inserting them alternately.

The music data may be structured as follows. As shown in FIG. 11, the music data 100 is composed of a header, music data and character data. The header describes bit rate, code information, character data insertion flag, etc. according to the audio compression technique. The music piece data is the data of the music piece, and an arbitrary number of units at fixed time intervals are consecutive. The character data describes information related to the song, such as the title of the song, an artist name, information about copyright, names of persons concerned (lyricist, composer, creator, etc.), text data such as lyrics, and the like.

Also in the music data 100, the music data and the character data are alternately inserted and sequentially transmitted to the portable music player 1. This music data is configured by continuing one unit forming a data block by an arbitrary number, for example, the number of units corresponding to one phrase. The character data inserted after the music data has a Start identifier inserted at the beginning, an End identifier inserted at the end, and text information inserted between both identifiers. In the music data 100, the character data area has a variable length, and for example, the character data area may be configured for each phrase of the lyrics of the music piece corresponding to the preceding music piece data. Also, the character data area may be configured to be displayed line by line on the display unit 4 of the portable music player 1, for example, only 10 characters.

With the music data 100 having the above structure, the portable music player 1 can perform streaming reproduction by sequentially reproducing the transmitted music data 100. Further, the portable music player 1 can reproduce the music data and simultaneously display the character data inserted according to the music data in accordance with the reproduction of the music data.

Next, the process of creating the music data 100 will be described.

When the configuration of the data transmission device 10 for creating the music data 100 is functionally displayed, as shown in FIG. 12, the storage unit 101 in which compressed music data is stored.
And a decoding unit 102 for reading the music data stored in the storage unit 101, a detection unit 103 for detecting a human voice frequency band from the read music data, and a voice recognition based on the human voice frequency detected by the detection unit 103. Recognition unit 104
And a data creation unit 106 that creates the music data 100.

The storage unit 101 stores music data that has been voice-compressed. The storage unit 101 includes a determination unit 10 described later.
In response to the control signal from No. 5, the music data is divided into data blocks in which a plurality of units are continuously connected by an arbitrary number and is output to the decoding unit 102 and the data creation unit 106.

The decoding unit 102 decodes the compressed music data and outputs it to the detection unit 103. Detector 103
Outputs only the human voice frequency band from the decoded music data and outputs it to the recognition unit 104. The recognition unit 104 recognizes the voice of the singer from the human voice frequency band and converts the lyrics into character data.

The discriminating unit 105 discriminates the number of characters converted into character data by the recognizing unit 104, and determines whether the number of characters is a predetermined number, for example, the number of characters that can be displayed on the display unit 4 of the portable music player 1, or the number of songs. It is determined whether the number of characters corresponds to one phrase of. If the determination unit 105 determines that the predetermined number of characters are not captured, the determination unit 105 determines that the decoding unit 102 and the data creation unit 10 have changed from the storage unit 101.
A control signal is transmitted so as to output the music data to No. 6.
In addition, when it is determined that the predetermined number of characters has been captured, the determination unit 105 transmits a control signal so as not to output the music data from the storage unit 101, and outputs the character data to the data creation unit 106.

The data creation unit 106 receives the music data divided into an arbitrary number of data blocks from the storage unit 101, and the lyrics character data from the determination unit 105. The data creation unit 106 inserts the Start identifier at the beginning of the data area of the character data and inserts the End identifier at the end. Then, the data creation unit 106 creates the music data 100 from the music data and the character data.

In the data transmission device 10 having the above-described configuration, when the CD or MD is mounted in the mounting portion of the device main body 21 and the music data generation application program is executed, the CPU 39 stores the music data stored in the ROM 32. The generation program is read out to the RAM 33. CP
U39 reads out music data from a CD or MD, generates music data compressed in a predetermined compression format, and stores the music data in the storage unit 1.
Save to 01.

Next, in step S11 shown in FIG. 13, the data transmitting apparatus 10 causes the CPU 39 to create the header of the music data 100. Next, the data transmission device 10 loads the data unit into the storage unit 101 in step S12. In step S13, the data transmission device 10 causes the detection unit 103 to cause the decoding unit 1
The human voice frequency band is extracted from the music data output and decoded in 02. Next, in step S14, the data transmission device 10 performs voice recognition by the recognition unit 104 to determine the number of characters. Then, the data transmission device 10 creates lyrics character data from the recognized voice of the music data.

Next, in step S15, the data transmission device 10 determines the number of characters from the character data created by the recognition unit 104 by the determination unit 105, and determines whether or not a predetermined number of characters (for example, 10 characters) have been fetched. . When the determination unit 105 determines that the predetermined number of characters has not been captured, the data transmission device 10 returns to step S12 and captures the music data again. Further, when the determination unit 105 determines that the predetermined number of characters has been fetched, the data transmission device 10 stores the storage unit 10.
The acquisition of the music data from 1 to the decoding unit 102 and the data creating unit 106 is stopped.

Then, in step S16, the data transmitting device 10 causes the data creating unit 106 to execute the storage unit 1
The music data 100 is created by inserting the character data, the Start identifier, and the End identifier after the data unit of the music data captured in 01. Then, the data transmission device 10
In step S17, it is determined whether or not music data has been created for all data units, and if music data has been created for all data units, the music data creation process is terminated, and if there are data units remaining, step Returning to S12, the data unit is loaded.

When the character data is input by the user in advance or downloaded from a database on the network and stored in the buffer memory 38, the CPU 39 reads the character data together with the music data.
Read to AM33. Then, the CPU 39 divides the character data into data areas of a predetermined size, and inserts the character data after the music data corresponding to the data area of the character data to create the music data 100.

When the data transmitter 10 generates such music data 80, 100, it transmits the music data 80, 100 to the portable music player 1 through the cable 12 from the connector 24. As shown in FIG. 14, the portable music player 1 stores the music data in the buffer memory 108 when the music data 80, 100 is transmitted via the connector jack 7.
Then, the portable music player 1 uses the music data 80, 1
00 is read to the discriminating unit 109 to discriminate the identifier of the character data, and the music data and the character data are extracted from the music data 80, 100. The determination unit 109 outputs the music data to the decoding processing unit 110 to perform decoding processing,
Also, the character data is output to the display control unit 111. Further, the determination unit 109 stores a synchronization signal for synchronizing the character data and the music data in the shock proof 112 and outputs the synchronization signal to the display control unit 111. Then, the portable music player 1 outputs the music data via the D / A converter 16 while synchronizing the music data stored in the shock proof 112 and the character data output to the display control unit 111. , Character data is displayed on the display unit 4.

As described above, by transmitting the music data 80 and 100 having the data block structure in which the music data and the character data are alternately inserted, the portable music player 1 performs the streaming reproduction of the music. At the same time, the lyrics can be displayed in synchronization with the reproduction of the music data. Therefore, the user can enjoy music more by seeing not only the song but also the lyrics.

Further, the data transmission device 10 may configure music data as follows. As shown in FIG. 15, the music data 120 is composed of a header, music data and character data. The header describes bit rate, code information, and character data size information according to the audio compression technology. The song data is the data of the song,
Units at regular intervals are continuously connected. The character data is the title of the song, artist name, information about copyright, name of person concerned (lyricist, composer, creator, etc.),
Information related to a song, such as text data such as lyrics, is described.

In the music data 120, the character data are collectively inserted after the header. Further, in the character data, inversion information when displayed on the display unit 4 is intermittently inserted between the music data. The inversion information of the character data is inserted for each unit of the music data, and 1 is described when the character data is inverted when the preceding music data unit is reproduced, and 0 is described when it is not necessary to invert. It

In the music data, the character data is followed by a unit at regular intervals, and inversion information of the character data displayed on the display unit 4 of the portable music player 1 is inserted between the units. .

With the music data 120 having the above-described structure, the portable music player 1 transmits the music data together with the inversion information of the character data after all the character data. Therefore, the portable music player 1
By sequentially reproducing the music data, the streaming reproduction can be performed, and the character data displayed on the display unit 4 can be inverted in synchronization with the streaming reproduction.

The music data 120 may have a structure in which, in addition to describing the size information of character data in the header, an End identifier indicating that the character data has ended is inserted at the end of the character data.

Next, the process of creating the music data 120 will be described.

When the configuration of the data transmission device 10 for creating the music data 120 is functionally displayed, as shown in FIG. 16, the storage unit 121 for storing the compressed music data.
A decoding unit 122 for reading the music data stored in the storage unit 121; a detection unit 123 for detecting a human voice frequency band from the read music data; and a voice recognition based on the human voice frequency detected by the detection unit 123. Recognition unit 124
And a data creation unit 125 that creates the music data 120.

The storage unit 121 stores music data that has been voice-compressed. The storage unit 121 also outputs the music data to the decoding unit 122 for each data unit.

The decoding unit 122 decodes the compressed music data and outputs it to the detection unit 123. Detection unit 123
Outputs only the human voice frequency band from the decoded music data and outputs it to the recognition unit 124. The recognition unit 124 recognizes the voice of the singer from the human voice frequency band and converts the lyrics into character data. Further, the recognition unit 124 recognizes a voice for each data unit, and inserts 0 or 1 inversion information into each fetched data unit.

The data creation unit 125 receives from the recognition unit 124 the music data and the character data of the lyrics in which the inversion information is inserted in each data unit. Data creation unit 125
Inserts character data after the header, and then inserts music data having inverted information inserted therein to create music data.

In the data transmission device 10 having the above-described configuration, when the CD or MD is mounted in the mounting portion of the device body 21 and the music data generation application program is executed, the CPU 39 stores the music data stored in the ROM 32. The generation program is read out to the RAM 33. CP
U39 reads out music data from a CD or MD, generates music data compressed in a predetermined compression format, and stores the music data in the storage unit 1.
Save in 21.

Next, in step S21 shown in FIG. 17, the data transmission device 10 causes the CPU 39 to create the header of the music data 120. Next, the data transmission device 10 loads the data unit into the storage unit 121 in step S22. In step S23, the data transmission device 10 causes the detection unit 123 to cause the decoding unit 1
The human voice frequency band is extracted from the decoded music data output to 22. Next, in step S24, the data transmission device 10 causes the recognition unit 124 to perform voice recognition. Then, the data transmission device 10 creates lyrics character data from the recognized voice of the music data.

Next, in step S25, the data transmission device 10 determines whether or not voice information exists in each data unit of the music data from the character data created by the recognition section 124. Then, the data transmission device 1
When the recognition unit 124 determines that the voice information is present in the data unit, 0 is inserted as the inversion information in the data unit in step S26. When the recognition unit 124 determines that the voice information does not exist in the data unit, the data transmission device 10 inserts 0 as the inversion information in the data unit in step S27.

Then, in step S28, the data transmission device 10 determines whether or not all the data units have been taken in, and if all the data units have been taken in, the music data creation process is terminated, and the data units remain. If so, the process returns to step S22 to fetch the data unit.

After that, the data creating section 125 creates the music data 120 by inserting the character data after the header created in step S21 and then inserting the music data in which the inversion information is inserted.

When the character data is input by the user in advance or downloaded from a database on the network and stored in the buffer memory 38, the CPU 39 reads the character data together with the music data.
Read to AM33. Then, the CPU 39 inserts the character data after the header created in step S21, and then inserts the music data in which the inversion information is inserted to create the music data 120.

Further, the data transmission device 10 may configure music data as follows. The music data 130 is
As shown in FIG. 18, it is composed of a header, music data, and character data. The header describes bit rate, code information, character data size information, and the like according to the audio compression technique. The music piece data is the data of the music piece, and an arbitrary number of units at fixed time intervals are consecutive. The character data is the title of the song, artist name, information about copyright, name of person concerned (lyricist, composer,
Information related to the song such as text data such as lyrics) is described.

In the music data 130, the character data are collectively inserted after the header, and the inverted identifier of the character displayed on the display unit 4 is inserted between the music data that follow. Then, the music data 130 is reproduced after the music data is transmitted to the portable music player 1 along with the character data and the inverted identifier of the character data, so that the music data 130 is reproduced and inserted at a predetermined timing of the music data. The character data displayed on the display unit 4 is inverted in synchronization with the reproduction of the music data by the generated inversion identifier.

In the music data 130, all the character data are inserted after the header. Further, in the character data, when displayed on the display unit 4 of the portable music player 1, an inverted identifier that is inverted according to the lyrics of the music data is inserted between the music data. The inversion identifier that inverts the character data according to the lyrics of the music data is inserted between a plurality of consecutive data units of the music data at the timing of inversion.

In the music data, data units are arranged at regular time intervals, and inversion identifiers are set in accordance with the timing of inverting the character data displayed on the display unit 4 of the portable music player 1 between the continuous units. Has been inserted.

In the music data 130 as well, in addition to describing the size information of the character data in the header, an End identifier indicating that the character data has ended may be inserted at the end of the character data.

With the music data 130 having the above-described structure, the portable music player 1 transmits the music data together with the inverted identifier of the character data following all the character data. Therefore, the portable music player 1 sequentially reproduces this music data,
The streaming reproduction can be performed, and the character data displayed on the display unit 4 can be inverted in synchronization with the streaming reproduction.

Next, the process of creating the music data 130 will be described.

When the configuration of the data transmitting apparatus 10 for creating the music data 130 is functionally displayed, as shown in FIG. 19, the storage unit 131 in which the compressed music data is stored.
And a decoding unit 132 for reading the music data stored in the storage unit 131, a detection unit 133 for detecting a human voice frequency band from the read music data, and a voice recognition based on the human voice frequency detected by the detection unit 133. Recognition unit 134
Then, the presence / absence of voice information is determined, the acquisition of music data from the storage unit 131 is controlled, and the data creation unit 13
6 has a discriminator 135 for notifying presence / absence of voice information, and a data generator 136 for generating music data 130 by inserting an inversion identifier into music data in accordance with the discrimination result regarding the presence / absence of voice information by the discriminator 135. .

The storage unit 131 stores music data that has been voice-compressed. The storage unit 131 outputs the music data to the data creation unit 136 for each data block. In addition, the storage unit 131 receives a control signal from the determination unit 135, which will be described later, according to the presence or absence of audio information, and outputs the music data to the decoding unit 132 for each data block.

The decoding unit 132 decodes the compressed music data and outputs it to the detection unit 133. Detection unit 133
Outputs only the human voice frequency band from the decoded music data and outputs it to the recognition unit 134. The recognition unit 134 recognizes the voice of the singer from the human voice frequency band and converts the lyrics into character data.

The discriminating unit 135 discriminates from the voice recognized by the recognizing unit 134 whether or not voice information is included in the data block of the music data. If the determination unit 135 determines that the data block does not include audio information, the determination unit 135 determines that the storage unit 131 has the decoding unit 1
A control signal is transmitted to 32 and the data creation unit 136 so as to output the music data. In addition, when the determination unit 135 determines that the data block includes voice information, the determination unit 135 transmits a control signal so as not to output the music data from the storage unit 131, and sends the character data to the data creation unit 136. Output.

The data creation unit 136 receives the music data for each data block from the storage unit 131, and the determination unit 135
Receives character data. In addition, the data creation unit 136
When the determination unit 135 determines that the data block includes voice information, the inversion identifier is inserted into the data block transmitted from the storage unit 131. Then, the data creation unit 76 creates the music data 130 by successively inserting the character data after the header and then inserting the music data in which the reverse identifier is inserted.

In the data transmission device 10 having the above-described configuration, when the CD or MD is mounted in the mounting portion of the device main body 21 and the music data generation application program is executed, the CPU 39 stores the music data stored in the ROM 32. The generation program is read out to the RAM 33. CP
U39 reads out music data from a CD or MD, generates music data compressed in a predetermined compression format, and stores the music data in the storage unit 1.
Save to 31.

Next, in step S31 shown in FIG. 20, the data transmission device 10 causes the CPU 39 to create the header of the music data 130. Next, the data transmission device 10 loads the data unit into the storage unit 131 in step S32. In step S33, the data transmission device 10 causes the detection unit 133 to cause the decoding unit 1
The human voice frequency band is extracted from the decoded music data output to 32. Next, in step S34, the data transmission device 10 causes the recognition unit 134 to perform voice recognition. Then, the data transmission device 10 creates lyrics character data from the recognized voice of the music data.

Next, in step S35, the data transmission device 10 determines by the discriminating section 135 whether or not voice information exists in each data unit of the music data. Then, when the determination unit 135 determines that the voice information exists in the data unit, the data transmission device 10 determines in step S36 the data creation unit 136.
The inverted information identifier is inserted into the relevant data unit that has been output to. In addition, the data transmission device 10 includes the determination unit 76.
When it is determined that the voice information does not exist in the data unit, the process returns to step S32 and the data unit of the music data is loaded into the storage unit 131 again.

Then, in step S37, the data transmission device 10 determines whether or not all the data units have been taken in. If all the data units have been taken in, the music data creating process is terminated, and the data units remain. If so, the process returns to step S32 to fetch the data unit.

After that, the data creating section 136 inserts the character data after the header created in step S31, and subsequently inserts the music data in which the inverted identifier is inserted to create the music data 130.

When the character data is input by the user in advance or downloaded from a database on the network and stored in the buffer memory 38, the CPU 39 reads the character data together with the music data.
Read to AM33. Then, the CPU 39 inserts the character data after the header created in step S31, and subsequently inserts the music data in which the reverse identifier is inserted to create the music data 130.

When the data transmitter 10 generates such music data 120 and 130, it transmits them to the portable music player 1 through the cable 24 from the connector 24.
When the music data 120 and 130 are transmitted via the connector jack 7, the portable music player 1 stores the music data in the buffer memory 138 as shown in FIG. Then, the portable music player 1 uses the music data 12
0 and 130 are read to the discriminating unit 139 to discriminate character data and inversion information or inversion identifier of the character data, and music data, character data, inversion information or inversion identifier are extracted. The determination unit 139 outputs the music data to the decoding processing unit 140 to perform the decoding process, and stores the character data in the shock proof 142 in order to synchronize with the inversion information and the like. Further, the determination unit 139 outputs the extracted text data to the text memory 143.
Further, the determination unit 139 outputs the inversion information or the inversion identifier to the display control unit 141 and outputs the character data from the text memory 143 to the display control unit 141.
The determination unit 139 outputs a synchronization signal to the shock proof 142 and the display control unit 141 in order to synchronize the character data and the music data. And
The portable music player 1 synchronizes the music data stored in the RAM 18 with the character data and the reversal information or the reversal identifier output to the display control unit 141 through the D / A converter 16 for the music data. The character data is output and displayed on the display unit 4. The character data displayed on the display unit 4 is inverted according to the inversion information or the inversion identifier in which 1 is inserted at the predetermined timing of the reproduced music data.

As described above, by transmitting the music data 120 and 130 having the data block structure in which the inversion information or the inversion identifier of the character data is inserted at the predetermined timing of the music data, the portable music is transmitted. The player 1 can perform the streaming reproduction of the song and simultaneously reverse the lyrics displayed at a predetermined timing in synchronization with the reproduction of the song data.
Therefore, the user can enjoy music more by seeing not only the song but also the lyrics.

The programs constituting the software for performing the above-described music data generation, transmission, and reproduction processing performed by the data transmission device 10 and the portable music player 1 are recorded in the HDD or ROM in advance. Flexible magnetic disks, CD-ROMs (Compact DiscRea
d Only Memory), MO (Magneto optical) disc, D
It may be stored (recorded) temporarily or permanently in a removable recording medium such as a VD (Digital Versatile Disc), a magnetic disk, a semiconductor memory. Such a removable recording medium can be provided as so-called package software.

The program is installed in the portable music player 1 or the data transmission device 10 from the removable recording medium as described above, or wirelessly from a download site to a computer via an artificial satellite for digital satellite broadcasting. Send or LAN (Local Area Netw
ork), via a network such as the Internet,
It may be transmitted by wire.

Here, the processing steps for writing programs for performing various processes do not necessarily have to be processed in time series in the order described in the flow charts, but are executed in parallel or individually. (For example, parallel processing or processing by an object) is also included.

The program may be processed by one computer or may be processed in a distributed manner by a plurality of computers. Further, the program may be transmitted to and executed by a remote computer.

In the portable music player 1, by switching the changeover switch 5, the contents displayed on the display unit 4 are switched from lyrics to display of song numbers and playing times, or song numbers and song names.

Further, according to the portable music player 1, since the characters are displayed on the display unit 4 at the same time when the voice is reproduced, it is suitable for use in learning a language, for example.

The data transmission device 10 is a CD-RO.
It is also possible to encrypt a file of music data taken in from the M drive 43 or the like and limit the number of times of transmission to the portable music player 1. For example, an encrypted music data file taken from a music CD can be transmitted to up to three portable music players capable of decrypting the encrypted music data, but cannot transmit any more. In order to transmit to another portable music player, it is necessary to transmit the key information for managing copyright to the data transmitting device from one of the portable music players to which the music data file has already been transmitted. is there. By managing the number of transmissions to the portable music player in this manner, even when the music distribution service provider configures the data transmission device as a server device and distributes music data for a fee, Copyright management can be performed according to the user's intention.

[0153]

As described above in detail, according to the music data transmitting / receiving system, the music data transmitting / receiving method, and the like according to the present invention, the data transmitting device causes the music data and text such as lyrics corresponding to the music data to be transmitted. Music data in which the data is alternately continuous is transmitted. Therefore,
The portable music player receives the music data and the text data to synchronize with the reproduction of the music data,
The lyrics, etc. can be displayed, and it is possible to enjoy more by viewing not only the music but also the lyrics.

Further, according to the music data transmitting / receiving system and method of the present invention, the data transmitting device transmits the music data in which the inversion information of the text data is inserted subsequently to the text data such as the lyrics. Therefore, the portable music player receives the music data in which the inversion information of the text data is inserted, and inverts the displayed character data such as lyrics in synchronization with the reproduction of the music data. You can enjoy music.

[Brief description of drawings]

FIG. 1 is a perspective view showing a portable music player and a data transmission device to which a music data transmission system according to the present invention is applied.

FIG. 2 is a block diagram showing a circuit configuration of a portable music player to which the present invention is applied.

FIG. 3 is a diagram showing a data structure of music data stored in a storage unit of a portable music player.

FIG. 4 is a data block diagram showing a circuit configuration of a data transmission device to which the present invention is applied.

FIG. 5 is a diagram showing a data structure of a lyrics file of music data generated by the data transmission device.

FIG. 6 is a diagram showing a data structure of sound length data which constitutes lyrics data.

FIG. 7 is a diagram showing an operation screen of a music data generation application program.

FIG. 8 is a diagram showing a data structure of music data.

FIG. 9 is a block diagram showing a music data creation function of the data transmission device.

FIG. 10 is a flowchart showing a music data creating process by the data transmitting device.

FIG. 11 is a diagram showing a data structure of other music data.

FIG. 12 is a block diagram showing another music data creating function of the data transmitting apparatus.

FIG. 13 is a flowchart showing another music data creation process by the data transmission device.

FIG. 14 is a diagram showing a data processing process of a portable music player that has received music data.

FIG. 15 is a diagram showing a data structure of other music data.

FIG. 16 is a block diagram showing another music data creating function of the data transmitting apparatus.

FIG. 17 is a flowchart showing a music data creating process by the data transmitting device.

FIG. 18 is a diagram showing a data structure of other music data.

FIG. 19 is a block diagram showing another music data creating function of the data transmitting apparatus.

FIG. 20 is a flowchart showing a music data creating process by the data transmitting device.

FIG. 21 is a process diagram showing a data processing process of a music player that has received other music data.

[Explanation of symbols]

1 portable music player, 4 display, 7 connector jack, 10 data transmitter, 12 cable, 13
Storage unit, 15 decoder, 17 ROM, 18RA
M, 19 CPU, 24 connector, 32 ROM, 3
3 RAM, 36 encoder, 37 decoder, 39
CPU, 70 lyrics data, 80, 100, 120, 1
30 music data

─────────────────────────────────────────────────── ─── Continued Front Page (51) Int.Cl. ⁷ Identification Code FI Theme Coat (Reference) G10L 21/06 G10L 3/00 551A H04J 3/00 551G

Claims (85)

[Claims] 1. A music data transmitting / receiving system for transmitting / receiving music data between a first electronic device and a second electronic device, wherein the first electronic device divides music data into audio blocks of a predetermined length. Dividing means, generating means for extracting text data corresponding to the voice data of each voice block divided by the dividing means, and generating a text block for storing the text data, and text corresponding to the voice block after the voice block A second electronic device, wherein the second electronic device receives the music data from the first electronic device, and the second electronic device receives the music data from the first electronic device. Means, an extracting means for extracting the music data and the text data from the received music data, and an extracting means for extracting the music data and the text data. The second electronic device includes an output unit that outputs music data and a display unit that displays the text data extracted by the extraction unit, and the second electronic device synchronizes the text data with the output of the music data. A music data transmission / reception system for displaying on display means. 2. The dividing means divides the music data into audio blocks formed in the same data size, and the generating means divides the music data into text blocks corresponding to the music data in the same data size. 2. The formed text block is generated.
The described music data transmission / reception system. 3. The dividing means divides the music data into voice blocks formed in an arbitrary data size, and the music data generating means alternates with a text block composed of text data corresponding to the music data. 2. The music data transmitting / receiving system according to claim 1, wherein the start and end identification flags are inserted at the beginning and end of each text block. 4. The music data transmitting / receiving system according to claim 1, wherein the second electronic device sequentially outputs the music data while receiving the music data. 5. A music data transmission / reception method for transmitting / receiving music data between a first electronic device and a second electronic device, wherein the first electronic device divides music data into audio blocks of a predetermined length. A step of extracting text data corresponding to the voice data of each of the divided voice blocks, generating a text block storing this, and inserting a text block corresponding to the voice block subsequent to the voice block, The second electronic device receives the music data from the first electronic device, and the second electronic device receives the music data from the received music data. A step of extracting the music data and the text data, and a step of outputting the music data extracted by the extraction means. -Up and music data transmission and reception method and a step of displaying the text data extracted by the extracting means in synchronism with the output of the music data. 6. The first electronic device divides the music data into audio blocks formed to have the same data size, and is formed to have the same data size composed of text data corresponding to the music data. 6. The music data transmitting / receiving method according to claim 5, wherein the text block is generated. 7. The first electronic device divides the music data into audio blocks formed to have an arbitrary data size, and alternately connects the text blocks composed of text data corresponding to the music data. 6. The music data transmitting / receiving method according to claim 5, wherein a start and end identification flag is inserted at the beginning and the end of each text block. 8. The music data transmitting / receiving method according to claim 5, wherein the second electronic device sequentially outputs the music data while receiving the music data. 9. A music data transmitting apparatus for transmitting music data to an electronic device, comprising: dividing means for dividing music data from a sound source into audio blocks of a predetermined length; and audio data of each audio block divided by the dividing means. Generating a text block that stores the extracted text data, and inserting a text block corresponding to the voice block following the voice block, and generating music data in which the voice block and the text block are alternately continuous. It has a music data generating means for generating and a transmitting means for transmitting the music data to an electronic device, wherein the transmitting means includes a voice block having a predetermined length and a text block corresponding to the voice block. To the electronic device, and then the audio block following the audio block and the audio block corresponding to the audio block. Music data transmission apparatus for transmitting a block of text in the electronic device. 10. The dividing means divides the music data into audio blocks each formed to have the same data size, and the generating means comprises the text data corresponding to the music data. 10. The music data transmitting apparatus according to claim 9, wherein the text blocks having the same data size are generated. 11. The dividing means divides the music data into audio blocks formed into an arbitrary data size,
The music data generation means is characterized by alternately connecting a text block composed of text data corresponding to the music data and inserting a start and end identification flag at the beginning and end of each text block. The music data transmitting device according to claim 9. 12. The music data transmitting apparatus according to claim 9, wherein the music data is sequentially output while being received by the electronic device. 13. The music data is characterized in that the music data is output to the electronic device and the text data is output to a display unit of the electronic device in synchronization with the output of the music data. 13. The music data transmission device according to claim 12. 14. A step of dividing music data extracted from a sound source into audio blocks of a predetermined length, text data corresponding to the audio data of each of the divided audio blocks is extracted, and a text block for storing this is generated. Inserting a voice block and a text block corresponding to the voice block to generate music data in which the voice block and the text block are alternately continuous, and the voice block and the text block corresponding to the voice block. And a voice block following the voice block and a text block corresponding to the voice block after transmitting the voice block to the electronic device. 15. Dividing the music data into voice blocks each formed to have the same data size, and generating text blocks each formed to have the same data size and composed of text data corresponding to the music data. The music data transmitting method according to claim 14, wherein 16. The music data is divided into voice blocks formed to have an arbitrary data size, the voice blocks and text blocks made up of text data corresponding to the voice blocks are alternately continuous, and each of the texts is recorded. The music data transmitting method according to claim 14, wherein a start and end identification flag is inserted at the beginning and end of the block. 17. The music data transmitting method according to claim 14, wherein the music data is sequentially output while being received by the electronic device. 18. The music data, wherein the music data is output to the electronic device and the text data is displayed on the electronic device in synchronization with the output of the music data. 17. The music data transmission method described in 17. 19. A recording medium having a computer program readable by a computer recorded thereon, the computer program comprising: dividing the music data into audio blocks of a predetermined length; and audio data of each of the divided audio blocks. Extracting the text data corresponding to, and generating a text block for storing the text data, inserting a voice block and a text block corresponding to the voice block, and music data in which the voice block and the text block are alternately continuous. And a step of transmitting the voice block and a text block corresponding to the voice block to an electronic device, and then transmitting a voice block following the voice block and a text block corresponding to the voice block. . 20. The computer program divides the music data into audio blocks each formed to have the same data size, and the text blocks each formed to have the same data size composed of text data corresponding to the music data. 20 is generated.
The recording medium described. 21. The computer program divides the music data into voice blocks formed to have an arbitrary data size, alternately connects text blocks made up of text data corresponding to the music data, and The start and end identification flags are inserted at the beginning and end of the text block.
9. The recording medium according to 9. 22. A step of dividing the music data into voice blocks of a predetermined length, a step of extracting text data corresponding to the voice data of each of the divided voice blocks, and generating a text block for storing the text data, Inserting a text block corresponding to the voice block subsequent to the block to generate music data in which voice blocks and text blocks are alternately continuous, and providing the voice block and the text block corresponding to the voice block in an electronic device. A computer program comprising the step of transmitting, after transmitting, a voice block following the voice block and a text block corresponding to the voice block. 23. Dividing the music data into audio blocks formed in the same data size, and generating text blocks formed in the same data size each consisting of text data corresponding to the music data. 23. A computer program as claimed in claim 22. 24. The music data is divided into voice blocks formed to have an arbitrary data size, and a text block composed of text data corresponding to the music data is alternately and continuously arranged, and at the beginning of each of the text blocks. 23. The computer program according to claim 22, wherein a start and end identification flag is inserted at the end. 25. The music data and text data such as lyrics corresponding to the music data are divided into data blocks of a predetermined length to form a voice block and a text block, and the voice block and the text block are alternately continuous. Receiving means for receiving music data, extracting means for extracting the music data and text data from the received music data, output means for outputting the music data extracted by the extracting means, and the extracting means Display means for displaying the text data extracted by, and after receiving the voice block and a text block corresponding to the voice block, a voice block following the voice block and a text block corresponding to the voice block are displayed. The text data is received and synchronized with the output of the music data. The music data receiving apparatus to be displayed on the display means. 26. The extracting means alternates a voice block in which the music data is formed in the same data size and a text block in which the music data is formed in the same data size and is composed of text data corresponding to the voice block. 26. The music data and the text data are extracted from the music data that is continuous with.
The described music data receiving device. 27. The extraction means comprises a voice block in which the music data is divided into arbitrary data sizes and text data corresponding to the voice block, and a start and end identification flag is provided at the beginning and end of the data block. 26. The music data receiving apparatus according to claim 25, wherein the music data and the text data are extracted from music data in which the inserted text blocks are alternately continuous. 28. The music data receiving apparatus according to claim 25, wherein the music data is sequentially output while receiving the music data. 29. Music data and text data such as lyrics corresponding to the music data are divided into data blocks of a predetermined length to form a voice block and a text block, and the voice block and the text block are alternately continuous. Receiving music data, extracting the music data and the text data from the received music data, outputting the music data extracted by the extracting means, and extracting the music data by the extracting means. And a step of displaying the text data synchronized with the output of the music data. 30. An audio block in which music data is formed in the same data size, and a text block in which the music data is formed in the same data size, which is composed of text data corresponding to the audio block, are alternately and continuously formed. 30. The music data receiving method according to claim 29, further comprising a step of extracting the music data and the text data from music data. 31. A text block comprising a voice block in which the music data is divided into arbitrary data sizes, and text data corresponding to the voice block, with start and end identification flags inserted at the beginning and end of the data block. 30. The music data receiving method according to claim 29, further comprising a step of extracting the music data and the text data from music data in which and are alternately consecutive. 32. A step of sequentially outputting while receiving the music data.
9. The music data receiving method described in 9. 33. A recording medium in which a computer program readable by a computer is recorded, wherein the computer program comprises song data and text data such as lyrics corresponding to the song data for each data block having a predetermined length. A step of receiving music data in which a voice block and a text block are divided and the voice block and the text block are alternately continuous, and a step of extracting the music data and the text data from the received music data A recording medium having a step of outputting the music data extracted by the extraction means, and a step of displaying the text data extracted by the extraction means in synchronization with the output of the music data. 34. The computer program alternates a voice block in which music data is formed in the same data size and a text block in which the music data is formed in the same data size, which is composed of text data corresponding to the voice block, alternately. 34. The recording medium according to claim 33, further comprising a step of extracting the music data and the text data from the music data continuous with the above. 35. The computer program comprises a voice block in which the music data is divided into arbitrary data sizes, and text data corresponding to the voice block, and start and end identification flags are provided at the beginning and end of the data block. 34. The recording medium according to claim 33, further comprising a step of extracting the music data and the text data from music data in which the inserted text blocks are alternately continuous. 36. The recording medium according to claim 33, wherein the computer program has a step of sequentially outputting while receiving the music data. 37. The music data and the text data such as lyrics corresponding to the music data are divided into data blocks of a predetermined length to form a voice block and a text block, and the voice block and the text block are alternately continuous. Receiving music data, extracting the music data and the text data from the received music data, outputting the music data extracted by the extracting means, and extracting the music data by the extracting means. And a step of displaying the text data synchronized with the output of the music data. 38. An audio block in which music data is formed to have the same data size and a text block in which the music data is formed to have the same data size, which is composed of text data corresponding to the audio block, are alternately and continuously formed. The computer program according to claim 37, further comprising a step of extracting the music data and the text data from music data. 39. A text block in which the music data is divided into an arbitrary data size and text data corresponding to the voice block, in which start and end identification flags are inserted at the beginning and end of the data block. 38. The computer program according to claim 37, further comprising a step of extracting the music data and the text data from music data in which and are alternately continuous. 40. The method according to claim 3, further comprising the step of sequentially outputting the music data while receiving the music data.
7. The computer program according to 7. 41. A voice block having a voice block formed by dividing music data into data blocks of a predetermined length, and a text block comprising text data of a predetermined length corresponding to the music data forming the voice block. And music data in which text blocks corresponding to the audio blocks are alternately continuous. 42. The music data is divided into music blocks each having the same data size, and the text data corresponding to the music data forming the music blocks are text blocks each having the same data size. 42. The music data according to claim 41, which comprises: 43. The music data is divided into music blocks formed in an arbitrary data size, and the text data corresponding to the music data forming the music blocks respectively form text blocks and the texts. 42. The music data according to claim 41, wherein start and end identification flags are inserted at the beginning and end of the block. 44. A music data transmitting / receiving system for transmitting / receiving music data between a first electronic device and a second electronic device, wherein the first electronic device is music data and audio information corresponding to the music data. Extracting means for extracting the text data and generating means for generating text data and inversion information of the text data according to the voice information, and following the text data, corresponding to a part of the music data and a part of the music data. The second electronic device receives the music data from the first electronic device, and the second electronic device receives the music data from the first electronic device. Extraction means for extracting the music data and text data from the received music data, and an output for outputting the music data extracted by the extraction means And a display unit for displaying the text data extracted by the extraction unit, wherein the second electronic device displays the text data on the display unit in synchronization with the output of the music data. Data transmission / reception system. 45. The inversion information of the text data corresponding to the music data is generated for each music data of a predetermined length, and the music data generation means is the inversion information for each music data of the predetermined length. 45. The music data transmitting / receiving system according to claim 44, wherein: 46. The music data generation means inserts the inversion information at the timing of inverting the text data corresponding to the music data.
4. The music data transmission / reception system described in 4. 47. The music data transmitting / receiving system according to claim 44, wherein the second electronic device outputs the music data while receiving the music data. 48. A music data transmission / reception method of transmitting and receiving music data between a first electronic device and a second electronic device, wherein the first electronic device is music data and audio information corresponding to the music data. A step of extracting text data and inversion information of the text data according to the voice information, and, following the text data, a part of the music data and a text corresponding to a part of the music data. The second electronic device receives the music data from the first electronic device and the received music data. Extracting the music data and text data, outputting the music data extracted by the extracting means, and extracting the music data. A step of displaying the text data extracted by the outputting means, wherein the second electronic device displays the text data in synchronization with the output of the music data. 49. The first electronic device generates inversion information of text data corresponding to the music data for each predetermined length of music data, and inserts the inversion information for each of the predetermined length of music data. 49. The music data transmitting / receiving method according to claim 48. 50. The music data transmitting / receiving method according to claim 48, wherein the first electronic device inserts the inversion information at a timing of inverting the text data corresponding to the music data. 51. The music data transmitting / receiving method according to claim 48, wherein the second electronic device outputs the music data while receiving the music data. 52. Extraction means for extracting music data and voice information corresponding to the music data from a sound source; generating means for generating text data and inversion information of the text data according to the voice information; and the text data. Continuing to the above, music data generation means for generating music data in which a part of the music data and inversion information of text data corresponding to the part of the music data are alternately continuous, and the music data is transmitted to an electronic device. A transmitting means, wherein the transmitting means transmits to the electronic device, the music data formed in a predetermined length following the text data and the inversion information of the text data corresponding to the music data,
Next, a music data transmitting device for transmitting music data of a predetermined length following the music data of the predetermined length and inversion information of text data corresponding to the music data. 53. The generation means generates inversion information of text data corresponding to the music data for each music data of the predetermined length, and the music data generation means inverts for each music data of the predetermined length. 53. The music data transmitting apparatus according to claim 52, wherein information is inserted. 54. The music data generating means inserts the inversion information at the timing of inverting the text data corresponding to the music data.
2. The music data transmission device described in 2. 55. The music data transmitting apparatus according to claim 52, wherein the music data is sequentially output while the music data is being received by the electronic device. 56. A step of extracting music data and voice information corresponding to the music data from a sound source; a step of generating text data and inversion information of the text data according to the voice information; A step of generating music data in which the predetermined length of the music data and inversion information of text data corresponding to the music data are alternately continuous; and, following the text data, the predetermined length of the music data and the music data. And a step of transmitting the inversion information of the corresponding text data to the electronic device, and then transmitting the music data of a predetermined length following the music data of the predetermined length and the inversion information of the text data corresponding to the music data. Method. 57. The inversion information of text data corresponding to the music data is generated for each music data of a predetermined length, and the inversion information is inserted for each music data of the predetermined length. Music data transmission method. 58. The music data transmitting method according to claim 56, wherein the inversion information is inserted at a timing of inverting text data corresponding to the music data. 59. The music data transmitting method according to claim 56, wherein the music data is sequentially output while being received by the electronic device. 60. The music data is output to the electronic device of the music data, the text data is displayed on the electronic device in synchronization with the output of the music data, and is inverted according to the inversion information. 60. The music data transmitting method according to claim 59, wherein: 61. A recording medium having a computer program readable by a computer recorded thereon, the computer program extracting music data from a sound source and audio information corresponding to the music data; In response to the step of generating text data and inversion information of the text data, music data in which the text data and the inversion information of the text data corresponding to the music data are alternately continuous after the text data After the step of generating, after transmitting the music data having a predetermined length and the inversion information of the text data corresponding to the music data to the electronic device after the text data, the music data having a predetermined length following the music data having the predetermined length And inversion information of text data corresponding to the music data Recording medium and a step of transmitting. 62. The computer program generates inversion information of text data corresponding to the music data for each predetermined length of music data, and inserts the inversion information for each of the predetermined length of music data. The recording medium according to claim 61. 63. The recording medium according to claim 61, wherein the computer program inserts the inversion information at a timing of inverting text data corresponding to the music data. 64. A step of extracting music data and voice information corresponding to the music data from a sound source; a step of generating text data and inversion information of the text data according to the voice information; A step of generating music data in which the predetermined length of the music data and inversion information of text data corresponding to the music data are alternately continuous; and, following the text data, the predetermined length of the music data and the music data. And a step of transmitting the inversion information of the corresponding text data to the electronic device and then transmitting the inversion information of the text data corresponding to the song data of a predetermined length following the song data of the above-mentioned predetermined length. 65. The inversion information of text data corresponding to the music data is generated for each music data of a predetermined length, and the inversion information is inserted for each music data of the predetermined length. Computer program. 66. The computer program according to claim 64, wherein the inversion information is inserted at a timing at which the text data corresponding to the music data is inverted. 67. Music data, text data corresponding to the music data, and inversion information of the text data, wherein the music data and the inversion information formed in a predetermined length are alternated after the text data. Receiving means for receiving continuous music data, extracting means for extracting the music data and text data from the received music data, output means for outputting the music data extracted by the extracting means, and the extracting means And a display unit that displays the text data extracted by the second electronic device, wherein the second electronic device displays the text data on the display unit in synchronization with the output of the music data. 68. The extracting means extracts the music data and the text data from music data in which inverted information of text data corresponding to the music data is inserted for each music data of a predetermined length. The music data receiving apparatus according to claim 67. 69. The music data and the text are extracted from the music data in which the inversion information is inserted into the music data of the predetermined length at a timing of inverting the text data corresponding to the music data of the predetermined length. The music data receiving apparatus according to claim 67, wherein data is extracted. 70. The music data receiving apparatus according to claim 67, wherein the music data receiving apparatus outputs the music data sequentially while receiving the music data. 71. Music data, text data corresponding to the music data, and inversion information of the text data, wherein the music data and the inversion information formed in a predetermined length are alternated after the text data. To receive music data that is continuous with the music data, extracting the music data and text data from the received music data, outputting the music data extracted by the extracting means, and extracting the music data by the extracting means. And a step of displaying the text data, wherein the second electronic device displays the text data in synchronization with the output of the music data. 72. A step of extracting the music data and the text data from music data in which inversion information of text data corresponding to the music data is inserted for each music data of a predetermined length. The music data receiving method according to claim 71. 73. A step of extracting the music data and the text data from the music data in which the inversion information is inserted in the music data of the predetermined length at a timing of inverting the text data corresponding to the music data of the predetermined length. The music data receiving method according to claim 71, further comprising: 74. The music data receiving method according to claim 71, wherein the music data is sequentially output while being received. 75. A recording medium having a computer program readable by a computer recorded thereon, the computer program having music data, text data corresponding to the music data, and inversion information of the text data, Subsequent to the text data, a step of receiving music data in which the music data formed in a predetermined length and the inversion information are alternately continuous, and a step of extracting the music data and text data from the received music data A recording step of outputting the music data extracted by the extracting means, and a step of displaying the text data extracted by the extracting means, and displaying the text data in synchronization with the output of the music data. Medium. 76. The computer program, from music data in which inverted information of text data corresponding to the music data is inserted for each of the music data of a predetermined length,
The recording medium according to claim 75, further comprising a step of extracting the music data and the text data. 77. The computer program stores the music data and the text from the music data in which the inversion information is inserted in the music data of the predetermined length at the timing of inverting the text data corresponding to the music data of the predetermined length. The recording medium according to claim 75, further comprising a step of extracting data. 78. The recording medium according to claim 75, wherein the computer program has a step of sequentially outputting while receiving the music data. 79. Music data, text data corresponding to the music data, and inversion information of the text data, wherein the music data and the inversion information formed in a predetermined length are alternated after the text data. To receive music data that is continuous with the music data, extracting the music data and text data from the received music data, outputting the music data extracted by the extracting means, and extracting the music data by the extracting means. Computer program for displaying the text data in synchronization with the output of the music data. 80. A step of extracting the music data and the text data from music data in which inversion information of text data corresponding to the music data is inserted for each music data of a predetermined length. Computer program according to claim 79. 81. A step of extracting the music data and the text data from the music data in which the inversion information is inserted in the music data of the predetermined length at the timing of inverting the text data corresponding to the music data of the predetermined length. 80. The computer program of claim 79, comprising: 82. A step of sequentially outputting while receiving the music data.
9. The computer program according to item 9. 83. Music data, text data generated according to audio information corresponding to the music data, and inversion information of the text data, and the music data of a predetermined length and the text data following the text data. Music data in which inverted information of text data corresponding to music data is alternately continuous. 84. The music data according to claim 83, wherein the inversion information is generated for each piece of music data having the predetermined length and is inserted for each piece of music data having the predetermined length. 85. The music data according to claim 83, wherein the inversion information is inserted into the music data of the predetermined length at a timing of inverting the text data corresponding to the music data of the predetermined length.