JP3178462B2 - Music data distribution device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a music data distribution device for distributing (downloading) music data to a karaoke device connected via a communication line, and more particularly to a plurality of types of karaoke devices having different functions. The present invention relates to a music data distribution device for distributing music data.

[0002]

2. Description of the Related Art A communication karaoke apparatus connected to a distribution center equipped with a karaoke data distribution apparatus via a communication line and receiving distribution of karaoke data such as music data from this distribution center has been put into practical use and is now in widespread use. is there. The communication karaoke apparatus has a function of synthesizing a tone signal based on sequence data as a basic function. However, the number of tones capable of simultaneously generating tone signals (maximum number of simultaneous sounds) differs depending on whether the apparatus is new or old. Such a device has a function of reading out ADPCM data and reproducing an audio signal. For example, the function differs depending on whether the device is new or old, that is, depending on its type. As described above, different types of devices are mixed in the current market, and it is unlikely that all the devices on the market are simultaneously updated to a new type.

[0003]

However, a distribution center for distributing karaoke data such as music data to these communication karaoke apparatuses is any type of karaoke apparatus installed in a jurisdiction. Even so, it is necessary to distribute karaoke data. If the karaoke data is in a format that can be played by the karaoke device with the lowest function so that it can be played by any type of karaoke device, a large number of simultaneous sound generation functions and ADPCM data reproduction functions are wasted in a new type of high-performance karaoke device. There is a problem.
In addition, if a new type of karaoke device can execute (play) karaoke data produced for an old type karaoke device, that is, if it is intended to provide upward compatibility, the specifications of the new type karaoke device are changed to the old type. There is a drawback that it is necessary to match the type, which limits the development.

[0004] The present invention aims to provide a music data distribution apparatus can distribute music de <br/> over data even if more than one type of karaoke apparatus is connected adapted to each type of karaoke apparatus I do.

[0005]

According to a first aspect of the present invention, there is provided a music data distribution apparatus to which a plurality of types of karaoke apparatuses are connected, wherein a plurality of music data for each type of the karaoke apparatus is the same for each music. Storage means for identifying and storing
A management table storing type information of the karaoke apparatus;
When sending the music data to the karaoke apparatus, color that identifies the type of destination karaoke device based on the management table, stored in identification with the same data
And a distribution means for selecting music data matching the identified type from the music data for each type of orchestration device and distributing the selected music data to the karaoke device.

According to a second aspect of the present invention, there is provided a music data distribution apparatus to which a plurality of types of karaoke apparatuses are connected, wherein a plurality of music data for each type of the karaoke apparatus is the same for each music piece. storage means for identifying and storing the data, when transmitting the music data to the karaoke apparatus receives the type information from the transmission destination of the karaoke apparatus, karaoke device, wherein are identified and stored in the same data And a distribution means for selecting music data matching the identified type from the music data for each type, and distributing the selected music data to the karaoke apparatus.

[0007] A plurality of types of karaoke apparatuses are connected to the music data distribution apparatus of the present invention. Multiple types of empty
The orchestration devices are the maximum polyphony and AD
It should be classified and managed for management, such as whether or not PCM data can be reproduced. In the storage means, each type of calao
A plurality of music data for playing music in Ke device is stored is identified by the same data for each song. When delivering music data to the karaoke instrumentation <br/> location, identifies the type of the karaoke instrumentation <br/> location. This identification can, for example, type and query the type for karaoke device is a counterpart station, and a management table of its own karaoke apparatus, all mosquitoes
For example , a method of storing the type of the Raoke device can be applied. By identifying the type of the karaoke device, music data suitable for the device is selected from among a plurality of music data for each type of karaoke device that are identified and stored with the same data for each song and are selected. Can be delivered. As a result, even when a plurality of types of karaoke devices are connected, it is possible to distribute music data suitable for each of the devices , and to perform a plurality of types of karaoke devices.
File management becomes easy even when music data for the portable device is stored.

[0008]

FIG. 1 is a block diagram of a karaoke system including a karaoke data distribution center (karaoke data distribution device) according to an embodiment of the present invention. The distribution center 1 is connected to a plurality of communication karaoke apparatuses (terminals) 2, 3, 4,. The communication karaoke apparatus 2 is a type A karaoke apparatus, the communication karaoke apparatus 3 is a type B karaoke apparatus, and the communication karaoke apparatus 4 is a type C karaoke apparatus. The type of the communication karaoke apparatus is obtained by classifying the communication karaoke apparatuses by function, and is classified into type C, type B, and type A in descending order of function. The karaoke apparatus of type A has the function of maximum number of simultaneous sounds = 32, maximum number of tracks = 16, and sound source = PCM sound source. The type B karaoke apparatus has the following functions: maximum simultaneous pronunciation = 64, maximum track number = 32, sound source = PCM sound source. A karaoke device of type C has a maximum simultaneous pronunciation = 6
4, Maximum number of tracks = 32, sound source = PCM sound source + ADP
It has a CM back chorus function. Various lines such as a public telephone line, an ISDN line, and a LAN can be used as a line connecting the distribution center 1 and each communication karaoke apparatus. When the distribution center 1 connects a line to each communication karaoke device, the communication line to which the karaoke device is subscribed is searched from a management table (see FIG. 2), and the communication line is used for the communication karaoke device. Make a phone call.

The distribution center 1 has a control device 5, a hard disk device 6, and a communication control device 7. Control device 5
Manages the distribution destination and distribution time of the karaoke data, reads the karaoke data from the hard disk device 6 and inputs the karaoke data to the communication control device 7 at the time of distribution. The hard disk device 6 stores karaoke data such as music data and CM data, and sets a management table. The management table is a table for storing data relating to all communication karaoke apparatuses to which karaoke data is to be distributed. The communication control device 7 sets a communication state with a predetermined communication karaoke device via a predetermined communication line according to an instruction of the control device 5. When the communication state is set, the karaoke data read / input from the hard disk device 6 is transmitted in a modulation method and communication speed suitable for the communication line.

FIG. 2 is a configuration diagram of the hard disk device 6. The hard disk device 6 stores a plurality of music data and CM data as karaoke data.
The music data is data for playing a karaoke music, and has a configuration as shown in FIGS. The CM data is data for broadcasting a CM between karaoke music performances in the karaoke apparatus, and has the same configuration as the music data in order to display and announce a commercial message in accordance with the back music and the background video. I have. Each piece of music data and CM data is composed of a title data portion and three types of data portions (type A data, type B data, and type C data) that are compatible with the functions of the type A, B, and C communication karaoke apparatuses.

The management table stores management data relating to all communication karaoke apparatuses to which the distribution center 1 distributes karaoke data. For each communication karaoke device, the ID number of the karaoke device, the name (of the installation location), the terminal type, the line type, and the telephone number are stored. The line type is the type of communication line to which the communication karaoke apparatus is subscribed, and includes a public telephone line, an ISDN line,
AN and so on.

FIG. 3 shows type A data suitable for type A, type B and type C communication karaoke apparatuses, respectively.
It is a figure showing composition of type B data and type C data.

FIG. 1A shows type A data. The type A communication karaoke apparatus is the simplest type of communication karaoke apparatus.
It is a sound, the maximum number of tracks is 16 tracks, and the sound source is only a PCM sound source. Therefore, the type A data is composed of a header, a 16-track musical sound track, a lyrics track, and a DSP control track.
In the header, data about the song, such as the type of the song data, the genre of the song, and the release date, are written. As shown in FIG. 4A, sequence data for automatic performance of 16 tracks is stored in the musical tone track. As shown in FIG. 4B, the lyrics track stores sequence data for displaying characters, changing colors, and deleting characters displayed on the monitor 28 as the karaoke song progresses. Figure 4 shows the DSP control track.
As shown in (D), sequence data for effect control such as applying reverb (echo) strongly according to the progress of the karaoke music is stored.

In the communication karaoke apparatus (see FIG. 5),
The tone track data is stored in the tone generator 1 at predetermined timing.
9 to form a tone signal. The lyrics track data is input to the character display unit 23 at a predetermined timing, and character pattern data in a predetermined display format is formed. Further, the data of the DSP control track is input to the DSP 22 at every predetermined timing, and the effect of the DSP 22 is controlled.

FIG. 3B is a diagram showing type B data. In the type B communication karaoke apparatus, the maximum number of simultaneous sounds is 64 and the maximum number of tracks is 32. Therefore, the type B data has a musical tone track of 32 tracks. Since the tone track is doubled as compared to the type A data, the type A data is configured to be able to produce necessary and sufficient musical tones, whereas the type B data is capable of producing a wider variety of musical tones. ing.

FIG. 1C shows type C data. A karaoke device of type C is an AD
A PCM decoder (D / A converter 20 in FIG. 5) is added. Therefore, the music data for type C has an audio track and an audio data section in addition to the music data for type B. The audio data section contains AD
A plurality of PCM-converted audio data are stored. As the audio data, for example, a waveform that is difficult to sound in a PCM type sound source device such as a back chorus is converted to ADPCM. As shown in FIG. 4 (C),
Sequence data is stored which instructs which voice data is to be generated at which timing and at which pitch among a plurality of stored voice data. The pitch of the ADPCM data can be changed by changing the increment of the read address.

FIG. 5 is a block diagram of a communication karaoke apparatus connected to the distribution center. This karaoke device
This is a type C karaoke device, which has a D / A converter 20 in addition to a sound source device 19 having a maximum of 64 sounds.
The PCM-converted audio data can be reproduced. Hard disk drive 1 built into this karaoke device
5 can store music data and CM data for hundreds to thousands of songs, and the distributed music data and CM data are stored here. This communication karaoke apparatus has subscribed to ISDN and is connected to the distribution center 1 via an ISDN line.

The CPU 10 for controlling the operation of the entire apparatus includes a ROM 11, a RAM 12, a hard disk storage (HDD) 15, and an ISDN controller 1 via a bus.
6, remote control receiver 17, display panel 18, panel switch 19, sound source device 20, D / A converter 21, DS
P22, a character display unit 23, an LD changer 24, and a display control unit 25 are connected.

The ROM 11 stores a system program, a sequence program, a loader, font data, and the like. The system program is a program that controls the basic operation of the device and data transmission / reception with peripheral devices. The sequence program includes a main sequence program, a tone sequence program, a character sequence program, a voice sequence program, a DSP sequence program, and the like. During a karaoke performance, each sequence program is processed in parallel by the CPU 10 to generate musical tones and reproduce images based on music data. Since this communication karaoke apparatus is a type C apparatus, the number of tracks that can be processed by the CPU 10 based on the musical tone sequence program is 32 tracks.
The loader is a program for receiving distribution (download) of music data and CM data from the distribution center 1. The font data is for displaying lyrics, song names, and the like, and stores fonts of a plurality of types of characters, such as Mincho and Maru Gojik. The RAM 12
, A work area is set. In the HDD 15, a log area is set in addition to a music data storage area and a CM data storage area. In the log area, operation histories such as which songs are played and how many times are recorded.

The ISDN controller 16 is a controller for communicating with the distribution center 1 via the ISDN line, and modulates and demodulates data in a method and communication speed suitable for the ISDN line. Also, the ISDN controller 16
Has a built-in DMA circuit and writes music data and CM data distributed from the distribution center 1 directly to the HDD 15 without passing through the CPU 10.

The remote control receiver 17 receives the infrared signal sent from the remote control 30 and restores the data. The remote controller 30 includes a command switch such as a music selection switch, a numeric key switch, and the like. When the user operates these switches, data such as a music selection code according to the operation is transmitted as an infrared signal. The display panel 14 is provided on the front of the karaoke apparatus, and displays the currently playing music code and the number of reserved music. The panel switch 15 is provided on a front operation unit of the karaoke apparatus, and includes a music code input switch, a key change switch, and the like.

The tone generator 20 is driven based on the data of the musical tone track of the music data and forms a musical tone signal of a predetermined tone at a predetermined timing. Since this communication karaoke device is a type C device, the maximum number of simultaneous sounds of the sound source device 20 is 64. The D / A converter 21 has an ADP
This is a circuit that inputs audio data that is CM data and converts it into an audio signal. Audio data is input to the D / A converter 21 at the timing stored in the audio track.
The tone signal generated by the tone generator 20 and the audio signal reproduced by the D / A converter 21 are input to the DSP 22.
A microphone 27 is connected to the DSP 22. D
The SP 22 gives effects such as reverb and echo to the tone signal and the audio signal input from the sound source device 20, the D / A converter 21 and the microphone 27. DSP22
Are controlled based on the DSP control data of the DSP control track. The tone signal and the audio signal to which the effect is added are output to the amplifier / speaker 26 after being mixed. The amplifier / speaker 26 amplifies this signal and emits sound.

The character display unit 23 generates character patterns such as song titles and lyrics based on the lyrics track data input from the CPU 10. The LD changer 24 reproduces the background video of the corresponding LD based on the input video selection data (chapter number). The video selection data is determined based on the genre data of the karaoke song. At the start of the karaoke performance, the CPU 10 reads the genre data of the music from the header of the music data, determines the video selection data based on the genre data,
Output to LD changer 24. The LD changer 24 has about five laser disks built-in.
A background image of 0 scenes can be reproduced. One background video is selected / reproduced from the video selection data, and is output as video data. Character pattern,
The video data is input to the display control unit 25. The display control unit 25 superimposes these data in superimposition and displays them on the monitor 28.

A communication procedure between the distribution center 1 and the communication karaoke apparatus will be described with reference to FIG. This communication procedure is ISD
An example in which communication is performed using N lines will be described. First, when the distribution center 1 connects a line with a predetermined communication karaoke apparatus, a connection confirmation message is transmitted to confirm the connection.
The communication karaoke apparatus that has received this message returns a confirmation response message to the distribution center 1. Distribution center 1 receiving the confirmation message requests transmission of the data list. The data list is a list of karaoke data (song data and CM data) stored in the HDD 15. In response to this request, the communication karaoke apparatus returns a data list in the format shown in FIG. The data list packet includes a packet type code indicating the data list, a packet length, a date and time of transmission of the list, the number of karaoke data described in the list, a list body, and an end of packet. When the data list is sent, the distribution center 1 compares the karaoke data list stored in its own hard disk device 6 with this list, and sends the karaoke data in the karaoke data stored therein. Search for items that are not in the list (added karaoke data). Then, the type of the communication karaoke apparatus as the partner station is determined with reference to the management table, and additional karaoke data in a format suitable for this type is transmitted to the communication karaoke apparatus as the partner station.

In the above-described embodiment, the management table is provided in the distribution center 1, and the type of each communication karaoke apparatus is stored in the management table. Can be queried for the type, and select data that matches the type. The communication procedure in this case is shown in FIGS.
Shown in In this communication procedure, after confirmation of connection and confirmation response, the distribution center 1 requests a terminal type report to the communication karaoke apparatus, and the communication karaoke apparatus returns terminal type data to the request. Terminal type data is
It consists of a report of the hardware version and software version in addition to the terminal type of A, B or C. Further, the distribution center 1 requests the communication karaoke device to transmit the latest management information. The latest management information includes the data list and the log data shown in FIG. Select Add karaoke data based on the latest management information, you select the type of the additional karaoke data on the basis of the content of the terminal type report. Then, the additional karaoke data selected in this way is downloaded to the communication karaoke device.

In the embodiments shown in FIGS. 7 and 8, all the management information is stored in the communication karaoke apparatus which is the terminal. By doing so, the distribution center 1 does not need to store data on the communication karaoke device as a list, and even if the host has jurisdiction over many terminal devices,
A large storage capacity is not lost to the management table.

[0027]

According to the above in the present invention, according to the present invention, Callao
By identified and stored in the same data for each song plurality of music data different types Ke device, any type of karaoke apparatus is connected, its type determines the type of the karaoke device Can be selected from the music data identified by the same data and distributed. Thus, to connect the various types of different karaoke apparatus, they respect it is possible to delivery of music data suitable respectively, it becomes easier to manage multiple karaoke apparatus, karaoke <br/> device Even when storing a plurality of music data for each type, file management does not become complicated.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a karaoke system to which a distribution center according to an embodiment of the present invention is connected.

FIG. 2 is a configuration diagram of storage contents of a hard disk device of the distribution center.

FIG. 3 is a diagram showing types of music data stored in the hard disk device.

FIG. 4 is a detailed view of the music data.

FIG. 5 is a configuration diagram of a communication karaoke apparatus connected to the karaoke system.

FIG. 6 is a diagram showing a communication procedure between the distribution center and a communication karaoke apparatus.

FIG. 7 is a diagram showing another embodiment of the communication procedure between the distribution center and the communication karaoke apparatus.

FIG. 8 is a diagram showing another embodiment of the communication procedure between the distribution center and the communication karaoke apparatus.

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-5-289959 (JP, A) JP-A-4-128796 (JP, A) JP-A-58-221426 (JP, A) JP-A-61-1986 125663 (JP, A) JP-A-3-39995 (JP, A) JP-A-5-233543 (JP, A) JP-A-4-363953 (JP, A) JP-A-5-30370 (JP, A) Japanese Patent Publication No. 4-68637 (JP, B2) (58) Field surveyed (Int. Cl. ⁷ , DB name) G10K 15/04 302 G06F 9/445

Claims (2)

(57) [Claims] 1. A music data distribution device to which a plurality of types of karaoke devices are connected, a storage means for identifying and storing a plurality of music data for each type of karaoke device with the same data for each song, a management table storing the type information of the device, when transmitting the music data to the karaoke apparatus, identifies the type of destination karaoke device based on the management table, stored said identified with the same data I am empty
Select compatible music data to the identified type from among the music data by type of orchestra apparatus, the music data distribution apparatus, characterized in that it and a delivering device for delivering against karaoke apparatus. 2. A music data distribution device to which a plurality of types of karaoke devices are connected, a storage means for identifying and storing a plurality of music data for each type of karaoke device with the same data for each song, and a karaoke device. When transmitting music data to the karaoke device of the destination, the type information is received from the karaoke device of the transmission destination, and the type is identified from the music data of the karaoke device type stored by being identified and stored with the same data. A distribution means for selecting suitable music data and distributing the selected music data to the karaoke device.