JPH10207481A - Karaoke communication system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a karaoke music being in a damaged area to be played again in all terminal devices by making karaoke musical data stored in all terminal devices to be transmitted when the damage of a karaoke musical data storage part is detected in a central device and storing the musical data in an rear where is not damaged. SOLUTION: When the damage of a musical data storage part 11 is detected with a personal computer for control 14 in a central device 1, the transmitting of the karaoke musical data transmitted to plural all karaoke terminal devices 2 to be stored in them is requested from all devices 2. Then, received karaoke musical data are stored in an HDD 15 which is not damaged of the karaoke musical data storage part 11 of the central device 1. Thus, the karaoke musical data which are damaged and can not to be taken out being in the musical data storage part 11 of the device 1 is rehabilitated and it is made possible again that the karaoke musical data of the damage area is played in a all karaoke terminal devices 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a karaoke communication system comprising a central unit and a plurality of karaoke terminals connected through a transmission line, and more particularly, a part of the karaoke music data storage unit of the central unit is damaged. The present invention also relates to a method of restoring karaoke song data when karaoke song data is lost.

[0002]

2. Description of the Related Art Conventionally, a karaoke apparatus needs to be able to play a large number of songs. Therefore, an auto-change laser disk drive, an auto-change compact disk drive, and the like are mounted to save a large space for karaoke music data storage. I got it. Therefore, recently, a karaoke communication system has been developed in which the central device integrates a karaoke song data storage function and transmits the karaoke song data from the central device to a plurality of karaoke terminal devices. In this kind of karaoke communication system, a plurality of karaoke terminals installed in individual rooms are connected via a transmission line to a central device storing a large number of karaoke music data. In such a karaoke communication system,
Karaoke song data is recorded as digital data on a large-capacity hard disk drive of the central unit,
A plurality of karaoke terminals for playing karaoke songs are also equipped with a storage device such as a small-capacity hard disk drive. Particularly when playing karaoke songs continuously, the karaoke song data of the next song is stored in a central device. Is transmitted from the karaoke song data storage unit to the small-capacity storage device of the karaoke terminal device so that the performance can be performed without interruption.

[0003]

However, in such a karaoke communication system, if a part of the karaoke music data storage section of the central unit is damaged, the karaoke music data of that part cannot be taken out, and the karaoke music of that part cannot be taken out. Could not be performed in all the karaoke terminals making the request. Also, storing the karaoke song data that cannot be taken out anew in the undamaged portion of the karaoke song data storage unit requires a lot of labor and labor costs.

The present invention has been made in order to solve the above-mentioned problems. When the central unit detects a breakage of the karaoke music data storage unit, the data is transmitted to all of the plurality of karaoke terminal devices. Requesting all karaoke terminals to send out the stored karaoke song data,
By storing the received karaoke song data in an undamaged area of the karaoke song data storage of the central unit,
It is an object of the present invention to provide a karaoke communication system capable of restoring karaoke music data that cannot be taken out and playing karaoke music data of a damaged area again in all karaoke terminal devices. When the central device detects damage to the karaoke song data storage unit, the central device automatically restores the song data stored in the damaged area of the karaoke song data storage unit, and restores the karaoke song data. It is an object of the present invention to provide a karaoke communication system capable of greatly reducing costs such as labor and labor costs.

[0005]

In order to achieve the above object, a karaoke communication system according to a first aspect of the present invention comprises a karaoke data storage means for storing a plurality of karaoke music data, and a control means for controlling the music data storage means. A central unit with
A song code input unit connected to the central device via a transmission line, for inputting a song code corresponding to the karaoke song data, and transmitting a karaoke song data transmission request corresponding to the song code input from the input unit to the central unit; A communication means for requesting the apparatus and receiving the karaoke music data transmitted from the music data storage means; a reception data storage means for storing the received karaoke music data; and a karaoke music data based on the received karaoke music data. In a karaoke communication system including a plurality of karaoke terminal devices provided with performance means for performing a performance, when a part of the music data storage means of the central device is damaged and the karaoke music data cannot be taken out, the control means: Each of the karaoke terminal devices needs to transmit the karaoke song data stored in the reception data storage means. While receives karaoke data transmitted from the received data storage means, and storing the karaoke data received undamaged regions of the music data storage means.

In the karaoke communication system having such features, when the central unit detects the breakage of the karaoke song data storage unit, the transmission of the karaoke song data transmitted to and stored in all of the plurality of karaoke terminal devices. To all the karaoke terminal devices, and stores the received karaoke song data in an undamaged area of the karaoke song data storage of the central device. As a result, the karaoke song data storage unit is damaged, so that the karaoke song data that cannot be extracted is restored, and all the karaoke terminal devices can play the damaged karaoke song data again.
Further, when the central device detects the damage of the karaoke song data storage, the central device can automatically restore the song data stored in the damaged area of the karaoke song data storage, and the karaoke song data can be restored. Labor and labor costs can be greatly reduced.

A karaoke communication system according to a second aspect is the karaoke communication system according to the first aspect,
The central device includes a storage code adding unit that adds a storage code indicating a storage area where the karaoke song data is stored to the karaoke song data transmitted from the song data storage unit to the karaoke terminal device. And a storage code detection means for detecting a storage code added to the karaoke music data stored in the reception data storage means, and a part of the music data storage means of the central device is damaged, so that the karaoke music data cannot be taken out. In this case, the control means requests each of the karaoke terminal devices to transmit karaoke music data to which the storage code of the damaged storage area of the music data storage means has been added, and each of the karaoke terminal devices transmits the karaoke terminal data via the control means. The karaoke song data to which the storage code required by Sending from the receiving data storage means,
The control means receives the karaoke music data transmitted from the reception data storage means, and stores the received karaoke music data in an unbroken area of the music data storage means.

In the karaoke communication system having such features, a karaoke song data is added with a storage code indicating a storage area of a karaoke song data storage section and transmitted to the karaoke terminal device in advance. Next, when the central device detects the breakage of the karaoke song data storage section, it requests all karaoke terminal devices to send out the karaoke song data with the storage code of the damaged storage area, and sends the received karaoke song data to the central device. It is stored in the undamaged area of the karaoke song data storage section of the device. As a result, the karaoke song data that cannot be taken out can be efficiently restored, and the karaoke song data in the damaged area can be played again by all the karaoke terminal devices. Further, when the central device detects damage to the karaoke song data storage unit, the central device can automatically repair the karaoke song data stored in the damaged area of the karaoke song data storage unit. Costs such as labor and labor for restoration can be significantly reduced.

A karaoke communication system according to a third aspect is the karaoke communication system according to the second aspect,
The central device includes a code storage unit that stores the storage code corresponding to the karaoke song and an identification code of the destination karaoke terminal device, and a karaoke unit corresponding to the storage code based on the data stored in the code storage unit. Terminal code detecting means for detecting an identification code of the karaoke terminal device to which the song data is to be transmitted, wherein when a part of the song data storage means of the central device is damaged and the karaoke song data cannot be taken out, the control means includes The terminal code detection means detects the identification code of the karaoke terminal device to which the karaoke music data is transmitted corresponding to the storage code of the damaged storage area of the music data storage means, and detects the karaoke terminal device corresponding to the identification code. Transmission of karaoke music data to which the storage code of the damaged storage area of the received data storage means is added Request, the karaoke terminal device detects the karaoke song data to which the storage code is added and sends it out from the reception data storage means, and the control means receives the karaoke song data sent from the reception data storage means. Then, the received karaoke music data is stored in an undamaged area of the music data storage means.

[0010] In a karaoke communication system having such features, an identification code is assigned to a karaoke terminal device in advance. Then, the central unit adds the storage code indicating the storage area of the karaoke song data storage unit to the karaoke song data and transmits the karaoke song data to the karaoke terminal device, and also stores the storage code and the identification code of the karaoke terminal device of the transmission destination. Keep it. Next, when the central device detects damage to the karaoke song data storage unit, the central device detects the identification code of the transmission destination karaoke terminal device corresponding to the storage code of the damaged storage area from the storage data, and allocates the identification code. The karaoke terminal device requests the karaoke terminal device to transmit the karaoke music data with the storage code of the damaged area, and stores the received karaoke music data in an unbroken area of the karaoke music data storage section of the central device. As a result, the karaoke song data that cannot be taken out can be efficiently restored, and the karaoke song data in the damaged area can be played again by all the karaoke terminal devices. Further, when the central device detects the damage of the karaoke song data storage, the central device can automatically restore the song data stored in the damaged area of the karaoke song data storage, and the karaoke song data can be restored. Labor and labor costs can be greatly reduced.

A karaoke communication system according to a fourth aspect is the karaoke communication system according to the first aspect,
The karaoke terminal device includes an operation inspection unit that performs an operation inspection of the song data storage unit of the central device, and the karaoke terminal device performs an operation inspection of the song data storage unit of the central device by the operation inspection unit at regular intervals. When there is a damaged area in the music data storage means, the karaoke terminal device sends the karaoke music data stored in the reception data storage means to the central device, and the control means transmits the received karaoke music data to the central device. The music data is stored in an undamaged area of the music data storage means.

In the karaoke communication system having such features, the karaoke terminal device checks the karaoke song data storage section of the central unit at regular intervals. Next, when a damaged area is detected, the karaoke song data in the received data storage section is sent out, and the central device stores the received karaoke song data in an unbroken area of the karaoke song data storage section. This makes it possible to restore the karaoke song data that cannot be extracted and to play the karaoke song data of the damaged area again on all the karaoke terminals.
Further, when the karaoke terminal device detects the damage of the karaoke song data storage unit of the central device, the karaoke terminal device automatically repairs the song data stored in the damaged area of the karaoke song data storage unit of the central device. It is possible,
Costs such as labor and labor costs for restoring karaoke song data can be significantly reduced.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A karaoke communication system according to the present invention will be described below in detail with reference to the drawings based on first to fourth embodiments embodying the present invention. First, a karaoke communication system according to a first embodiment will be described with reference to FIGS. Here, FIG. 1 is a block diagram showing a system configuration of the karaoke communication system according to the first embodiment, FIG. 2 is an external view of a performance terminal of the first embodiment, and FIG. 3 is an electrical diagram of the performance terminal of the first embodiment. FIG. 3 is a block diagram illustrating a configuration. FIG. 4 is a performance flowchart of the karaoke terminal device of the first embodiment, and FIG. 5 is a flowchart of music data restoration of a damaged area when a part of the music data storage unit of the first embodiment is damaged. Here, FIG.
It is a block diagram showing a system configuration of an embodiment. A plurality of karaoke terminal devices 2 are connected to the central device 1. The connection between the central unit 1 and the karaoke terminal unit 2 is SCS
They are connected by I (Small Computer System Interface). The central device 1 includes a music data storage section 11 as music data storage means and a personal computer 14 as control means for controlling the music data storage section. Also, the data storage unit 1
1 is composed of a plurality of hard disk drives (hereinafter referred to as HDD) 12 and HDD 15,
Stores a large number of karaoke song data 13 in HD.
D15 has a free space 16. The control personal computer 14 includes an HDD 14A, a ROM 14B, a RAM 14
C is mounted. The karaoke terminal device 2 includes a performance terminal 21 connected to the music data storage unit 11 by SCSI, an amplifier 22 connected thereto, a microphone 23 and a speaker 24 connected to the amplifier 22.

Next, FIG. 2 shows an external view of the performance terminal 21. On the front of the performance terminal 21, there are provided a push button 31 as a music code input means for inputting a music code and a 7-segment LED (hereinafter referred to as 7 seg LED) 32 for displaying the input music code. Also,
A music output terminal 33 for outputting performance information of karaoke song data, a video output terminal 34 for outputting lyrics information, display information, and the like, and a SCSI terminal 35 for connecting to the song data storage unit 11 are provided on the back of the performance terminal 21. Is provided.
The lyrics information is data such as the title and lyrics of the karaoke song, and is displayed as a telop on the monitor 25 (see FIG. 3).

Next, FIG. 3 shows a block diagram of the electrical configuration of the performance terminal 21. The performance terminal 21 is entirely controlled by the CPU 41. The CPU 41 has a push button 31,
7 seg LED 32, music performance circuit 4 as performance means
2. A local hard disk drive (hereinafter referred to as a local HDD) 43 as a received data storage means, a memory 46, a video processing circuit 47, and a SCSI controller 48 are connected. A music output terminal 33 is connected to the music performance circuit 42, and the music output terminal 33 is connected to the amplifier 22, and the microphone 23 and the speaker 24 are connected to the amplifier 22. And the video processing circuit 4
7, a video output terminal 34 is connected.
Is connected to the monitor 25. Further, a SCSI terminal 35 is connected to the SCSI controller 48,
The CSI terminal 35 is connected to the music data storage 11. The SCSI terminal 35 and the SCSI controller 48 correspond to communication means. A control personal computer 14 is connected to the music data storage unit 11 by SCSI. The local HDD 43 stores karaoke music data 44 for performing and an operation program 45 of the CPU 14.

Next, FIG. 4 shows a performance flowchart of the karaoke terminal device 2 of the first embodiment. The performance terminal 21
It is in a state of waiting for input of a music code by the push button 31 (S1: NO). Push button 31
(S1: YES), the karaoke music data corresponding to the input music code is stored in the local H
The karaoke song data 44 of the DD 43 is searched for, and if not (S2: YES), the karaoke song data 13 of the song data storage unit 11 is searched (S3).
The vacant state of the karaoke song data storage unit 3 is checked, and if there is sufficient free space (S4: NO), the push button 3
1. The karaoke song data storage unit 44 of the local HDD 43 reads the karaoke song data corresponding to the song code inputted by 1 and adds the current time data to this data.
(S6). If there is not enough free space in the karaoke song data storage unit 44 of the local HDD 43 (S4: YES), the added time data of the karaoke song data stored in the karaoke song data storage unit 44 is not used. Delete the oldest karaoke song data (S
5) The karaoke music data corresponding to the music code input by the push button 31 is read, the current time data is added to the data, and the data is stored in the karaoke music data storage unit 44 of the local HDD 43. (S6). The number of karaoke song data that can be stored in the karaoke song data storage unit 44 may be several songs or hundreds of songs. Next, the CPU 41 reads the read karaoke song data, and outputs performance information to the music performance circuit 42 from the read karaoke song data. The music performance circuit modulates the input performance information into an analog signal, and outputs the analog signal to the amplifier 22 via the music output terminal 33. The amplifier 22 mixes the audio signal input from the microphone 23 with the analog signal, amplifies the signal to a set volume, and
4 and the selected song is played. Also, it outputs the lyric information and display information of the selected karaoke music data to the video processing circuit 47. The video processing circuit 47 combines the input lyric information, display information, and the like as a telop such as a title and lyric, and outputs the telop to the monitor 25 via the video output terminal 34 to be displayed on the monitor 25 (S7). Further, the karaoke music data 44 of the local HDD 43 is searched for karaoke music data corresponding to the music code input by the push button 31, and if there is any (S2:
NO), the CPU 41 reads out the karaoke music data corresponding to the music code, and outputs performance information to the music performance circuit 42 from the read karaoke music data. The music performance circuit modulates the input performance information into an analog signal, and outputs the analog signal to the amplifier 22 via the music output terminal 33. The amplifier 22 mixes the audio signal input from the microphone 23 with the analog signal, amplifies the signal to a set volume, and
4 and the selected song is played. Also, it outputs the lyric information and display information of the selected karaoke music data to the video processing circuit 47. The video processing circuit 47 combines the input lyric information, display information, and the like as a telop such as a title and lyric, and outputs the telop to the monitor 25 via the video output terminal 34 to be displayed on the monitor 25 (S7). Here, the operation of the speaker 9 and the monitor 11 when a karaoke song is being played will be described. First, when the song code of the karaoke song is input by the push button 31, the display of the lyrics on the monitor 25 is started before the performance of the karaoke song is output from the speaker 24. This is for displaying the title of the karaoke song to be played in advance. The title displayed on the monitor 25 is displayed as a telop. Thereafter, the performance of the karaoke song is output from the speaker 24 based on the performance information of the karaoke song data. Next, after the performance of the selected karaoke song, if the karaoke song is to be continued, the process returns to the song code input waiting state again (S8: NO). If not continued (S8: Y
ES).

Next, the music data storage unit 11 of the first embodiment
A method of restoring the music data 13 in the damaged area when a part of the HDD 12 is damaged will be described with reference to FIG. FIG.
4 is a flowchart of music data restoration when a part of the music data storage unit 11 is damaged. After counting a predetermined time (S11), the control personal computer 14 of the central device 1 checks the music data storage unit 11, and if there is no abnormality (S1).
2: NO), the counting for a certain time is repeated again (S1).
1). If the result of the check of the music data storage unit 11 shows that the music data storage unit 11 is partially damaged (S12: YES), it is determined that a part of the HDD 12 of the music data storage unit 11 is damaged. An undamaged HDD 15 having a free space 16 in the music data storage unit 11 is designated and notified (S13). When each of the performance terminals 21 receives the notification from the control personal computer 14, the karaoke music data 44 stored in each of the local HDDs 43 is added to the undamaged HDD 15 having the specified free space 16 by adding time data. And store it (S14). Next, when the storage of the karaoke music data from all the performance terminals 21 to the HDD 15 is completed, the control personal computer 14 sets the stored H
Of the karaoke song data 16 of the DD 15, among the karaoke song data stored redundantly, those other than the karaoke song data stored first are deleted. In addition, HDD
12 is also deleted, and the karaoke song data 1 in the HDD 15 is also deleted.
6 (S15). Next, when the stop command is not input, the control personal computer 14 (S16: N
O), the inspection of the music data storage unit 11 is repeated again. If a stop command is input, the operation stops (S1).
6: YES).

Accordingly, when the control personal computer 14 detects the breakage of the music data storage section 11 in the central device 1, the transmission of the karaoke music data 44 transmitted to and stored in all the plurality of karaoke terminal devices 2 is all performed. Of the received karaoke song data 4
4 is stored in the undamaged HDD 15 of the karaoke song data storage unit 11 of the central device 1. As a result, the karaoke data stored in the music data storage unit 11 of the central device 1 that has been damaged and cannot be retrieved can be restored, and all the karaoke terminals 2 can play the karaoke data in the damaged area again. Further, when the central device 1 detects the damage of the music data storage unit 11, the central device 1 can automatically repair the karaoke music data 13 stored in the damaged area of the karaoke music data storage unit 11. In addition, labor and labor costs for restoring karaoke song data can be significantly reduced.

Next, a karaoke communication system according to a second embodiment will be described with reference to FIGS. 1 to 3 and FIGS. 4 and 6. The system configuration of the karaoke communication system of the second embodiment is the same as that of the first embodiment shown in FIGS. In the HDD 14A mounted on the control personal computer 14 of the central device 1 of the second embodiment, storage codes for identifying the plurality of HDDs 12 of the music data storage unit 11 are stored. When storing the karaoke song data 13 based on the code, the HDD 1
2 is added and stored. In that sense, the control personal computer 14 corresponds to a storage code adding unit. Therefore, the karaoke song data 44 stored in the local HDD 43 of the performance terminal 21 is also stored in the HDD 12.
Is added to the storage code for identifying. The performance flowchart of the karaoke terminal device 2 of the second embodiment is as follows.
This is the same as the performance flowchart of the first embodiment shown in FIG.

Next, the music data storage unit 11 of the second embodiment
A method of restoring the music data 13 in the damaged area when a part of the HDD 12 is damaged will be described with reference to FIG. FIG.
9 is a flowchart of music data restoration of a damaged area of the music data storage unit 11 according to the second embodiment. After counting the fixed time (S21), the control personal computer 14 of the central device 1 checks the music data storage unit 11, and if there is no abnormality (S22: NO), the counting of the fixed time is repeated (S21). Also, as a result of the check of the music data storage unit 11, if a part is damaged (S22: YES),
The storage code of the HDD 12 in the damaged area is detected (S2
3) Designate and notify all the performance terminals 21 of the storage code of the HDD 12 in the damaged area and the storage code of the undamaged HDD 15 having the free space 16 of the music data storage unit 11 (S24). Next, the CPU 41 of each performance terminal 21 receiving the notification sequentially reads out the karaoke song data 44 stored in the local HDD 43, and adds the storage code of the HDD 12 in the damaged area to the read karaoke song data. If so, the storage code added to the karaoke song data is changed to the storage code of the HDD 15 and stored in the HDD 15 (S25).
Next, when the storage of the karaoke song data from all of the performance terminals 21 to the HDD 15 is completed, the control personal computer 14 of the stored karaoke song data 16 of the HDD 15 home,
Data other than the initially stored karaoke song data is deleted, and the karaoke song data 16 in the HDD 15 is organized (S
26). Next, when the stop command is not input to the control personal computer 14 (S27: NO), the inspection of the music data storage section is repeated again. If a stop command has been input, the operation is stopped (S27: YES).

Therefore, the second having such a feature
In the karaoke communication system according to the embodiment, the karaoke terminal device 2 adds a storage code indicating the storage area of the karaoke music data storage unit 11 to the karaoke music data in advance.
To be transmitted. Next, when the central device 1 detects that the karaoke song data storage unit 11 is damaged, the damaged HD
It requests all the karaoke terminals 2 to transmit the karaoke song data 44 with the storage code of D12, and stores the received karaoke song data in the karaoke song data storage 1 of the central device 1.
1 is stored in the non-damaged HDD 15. As a result, the karaoke song data that cannot be extracted is efficiently restored, and the damaged HDD is again restored in all the karaoke terminals 2.
Twelve karaoke song data 13 can be played. When the central device 1 detects damage to the karaoke song data storage unit 11, the central device 1 can automatically repair the karaoke song data stored in the damaged area of the karaoke song data storage unit 11. In addition, labor and labor costs for restoring karaoke song data can be significantly reduced.

Next, a karaoke communication system according to a third embodiment will be described with reference to FIGS. 1 to 3 and FIGS. 4 and 7. The system configuration of the karaoke communication system of the third embodiment is the same as that of the second embodiment shown in FIGS. In addition, an identification code is given to each of the performance terminals 21 of the plurality of karaoke terminal devices 2 of the third embodiment in advance. When the CPU 41 of the performance terminal 21 reads the karaoke song data in the song data storage unit 11, the CPU 41 detects the storage code added to the karaoke song data, and the HDD 41 having the free space 16 in the song data storage unit 11.
Then, the storage code of the read karaoke music data and the identification code of the performance terminal 21 are written in the reference numeral 15. In this sense, CP
U41 corresponds to stored code detection means. Therefore, HD
In D15, the storage code added to the karaoke music data 44 stored in the local HDD 43 and the identification code of the performance terminal 21 are stored in association with each other. The performance flowchart of the karaoke terminal device 2 of the third embodiment is the same as the performance flowchart of the first embodiment shown in FIG.

Next, the music data storage unit 11 of the third embodiment
A method of restoring the music data 13 in the damaged area when a part of the HDD 12 is damaged will be described with reference to FIG. FIG.
11 is a flowchart of music data restoration of a damaged area of the music data storage unit 11 according to the third embodiment. After counting the predetermined time (S31), the control personal computer 14 of the central device 1 checks the music data storage unit 11 and, if there is no abnormality (S32: NO), repeats the counting of the predetermined time again (S31). Also, as a result of the check of the music data storage unit 11, if a part is damaged (S32: YES),
The storage code of the HDD 12 in the damaged area is detected (S3
3). Next, the control personal computer 14 stores the music data
Based on the data of the stored code stored in the HDD 15 as the code storage means and the identification code of the performance terminal 21, all the identification codes corresponding to the stored codes of the HDD 12 in the damaged area are detected (S34). The performance terminal 21 corresponding to the identification code is notified of the designation of the storage code of the HDD 12 in the damaged area and the storage code of the undamaged HDD 15 having the free space 16 of the music data storage unit 11 (S35). In this sense, the control personal computer 14 corresponds to a terminal code detecting unit. Next, the CPU 41 of each of the performance terminals 21 that has received the notification notifies the local HDD 43
The karaoke song data 44 stored in the karaoke song data is sequentially read. If the read karaoke song data is added with the storage code of the HDD 12 in the damaged area, the storage code added to the karaoke song data is read. The H
The code is changed to the storage code of the DD 15 and stored in the HDD 15 (S36). Next, when the storage of the karaoke music data from all the performance terminals 21 that have received the notification to the HDD 15 is completed, the control personal computer 14
Among the karaoke song data 16 of No. 5, the karaoke song data stored in the HDD 15 other than the karaoke song data stored first among the karaoke song data stored in duplicate is deleted (S37). Next, the control personal computer 14 does not input the stop command (S3).
8: NO), the inspection of the music data storage unit 11 is repeated again. If a stop command has been input, the operation is stopped (S38: YES).

Therefore, the third type having such a feature can be used.
In the karaoke communication system according to the embodiment, an identification code is assigned to the performance terminal 21 of the karaoke terminal device 2 in advance. Then, the central unit adds the storage code indicating the storage area of the karaoke song data storage unit 11 to the karaoke song data and transmits the karaoke song data to the karaoke terminal device 2. Is stored. Next, when the central device detects damage to the karaoke song data storage unit 11, the central device detects the identification code of the performance terminal 21 of the destination karaoke terminal device 2 corresponding to the storage code of the damaged storage area from the storage data. Requesting the performance terminal 21 to which the identification code is assigned to transmit karaoke music data with the storage code of the damaged area, and confirm that the received karaoke music data is not damaged in the karaoke music data storage unit 11 of the central device 1. It is stored in the HDD 15. As a result, the karaoke song data that cannot be extracted can be efficiently restored, and the karaoke song data of the damaged area can be played again by all the karaoke terminal devices 2. When the central device 1 detects damage to the karaoke song data storage unit 11, the central device 1 can automatically repair the karaoke song data stored in the damaged area of the karaoke song data storage unit 11. In addition, labor and labor costs for restoring karaoke song data can be significantly reduced.

Next, a karaoke communication system according to a fourth embodiment will be described with reference to FIGS. 1 to 3 and FIGS. 4 and 8. The system configuration of the karaoke communication system of the fourth embodiment is the same as that of the first embodiment shown in FIGS. The performance flowchart of the karaoke terminal device 2 of the fourth embodiment is the same as the performance flowchart of the first embodiment shown in FIG.

Next, the music data storage unit 11 of the fourth embodiment
A method of restoring the music data 13 in the damaged area when a part of the HDD 12 is damaged will be described with reference to FIG. FIG.
14 is a flowchart of music data restoration of a damaged area of the music data storage unit 11 according to the fourth embodiment. Each performance terminal 21
After counting a predetermined time (S41), the CPU 41 checks the music data storage unit 11, and if there is no abnormality (S4).
2: NO), the counting for a certain time is repeated again (S4).
1). If the result of the check of the music data storage unit 11 shows that a part is damaged (S42: YES), the CPU
14 stores the karaoke song data 44 stored in the local HDD 43 in the HDD 15 having the free space 16 of the song data storage unit 11 with time data added thereto (S4).
3). Next, the control personal computer 14 searches the karaoke song data 16 in the HDD 15 of the song data storage unit 11 at predetermined time intervals, and if it is the same as the previous time, keeps it as it is (S44: YES). If it is different from the previous time (S4
4: NO), among the karaoke song data stored redundantly, those other than the karaoke song data stored first are deleted. In addition, data that is duplicated with the karaoke song data 13 stored in the HDD 12 is also deleted.
The fifteen karaoke song data 16 is organized (S45). Next, when the stop command is not input (S46: NO), the performance terminal 21 repeats the inspection of the music data storage unit 11 again. If a stop command has been input, the operation is stopped (S46: YES).

Therefore, the fourth type having such a feature is provided.
In the karaoke communication system according to the embodiment, the CPU 41 of the performance terminal 21 checks the karaoke song data storage unit 11 of the central device 1 at regular intervals. In this sense,
The CPU 41 corresponds to an operation inspection unit. Next, when a damaged area is detected, the karaoke song data 44 of the local HDD 43 is transmitted, and the central device 1 stores the received karaoke song data in the karaoke song data storage unit 11 in the non-damaged H.
Store in DD15. This makes it possible to restore the karaoke music data that cannot be taken out and to play the karaoke music data of the damaged area again on all the karaoke terminals 2. In the performance terminal 21, the central device 1
Karaoke song data storage unit 11 is damaged,
The performance terminal 21 can automatically restore the song data stored in the damaged area of the karaoke song data storage unit 11 of the central device 1, greatly reducing the labor and labor costs for restoring the karaoke song data. Can be reduced.

It should be noted that the present invention is not limited to the above-described embodiment, and it is needless to say that various improvements and modifications can be made without departing from the scope of the present invention. Is also good. (A) In the present embodiment, the music data storage unit 11 is configured by an HDD, but may be configured by a magneto-optical disk device or the like. (B) In the fourth embodiment, the HDD of the music data storage unit 11
12, the storage code is added to the HDD 12 as in the second embodiment.
The efficiency of repairing damaged karaoke song data may be improved. (C) In the fourth embodiment, an identification code is not added to the performance terminal 21. However, as in the third embodiment, each performance terminal 2
1 may be added with an identification code to improve the efficiency of repairing damaged karaoke song data in the HDD 12.

[0029]

As described above, according to the karaoke communication system according to the first aspect, when the central unit detects the breakage of the karaoke music data storage unit, it is transmitted to and stored in all the plurality of karaoke terminal devices. It is possible to request all karaoke terminal devices to send out the karaoke song data, and store the received karaoke song data in the undamaged area of the karaoke song data storage section of the central device. As a result, the karaoke music data stored in the karaoke music data storage unit that has been damaged and cannot be removed can be restored, and all the karaoke terminals can play the karaoke music data in the damaged area again. Further, when the central device detects the damage of the karaoke song data storage, the central device can automatically restore the song data stored in the damaged area of the karaoke song data storage, and the karaoke song data can be restored. And a karaoke communication system capable of greatly reducing costs such as labor and labor costs for the karaoke.

According to the karaoke communication system of the second aspect, the storage code indicating the storage area of the karaoke song data storage is added to the karaoke song data in advance and transmitted to the karaoke terminal device. Next, when the central device detects the breakage of the karaoke song data storage section, it requests all karaoke terminal devices to send out the karaoke song data with the storage code of the damaged storage area, and sends the received karaoke song data to the central device. It can be stored in an undamaged area of the karaoke song data storage of the device. As a result, the karaoke song data that cannot be taken out can be efficiently restored, and the karaoke song data in the damaged area can be played again by all the karaoke terminal devices. In addition, when the central device detects damage to the karaoke song data storage unit,
The central device can automatically restore the karaoke song data stored in the damaged area of the karaoke song data storage unit, thereby greatly reducing labor and labor costs for restoring the karaoke song data. Can be provided.

According to the karaoke communication system of the third aspect, an identification code is assigned to the karaoke terminal device in advance. Then, the central unit adds the storage code indicating the storage area of the karaoke song data storage unit to the karaoke song data and transmits the karaoke song data to the karaoke terminal device, and also stores the storage code and the identification code of the karaoke terminal device of the transmission destination. Keep it. Next, when the central device detects damage to the karaoke song data storage unit, the central device detects the identification code of the transmission destination karaoke terminal device corresponding to the storage code of the damaged storage area from the storage data, and allocates the identification code. The requested karaoke terminal device is requested to transmit karaoke song data with the storage code of the damaged region, and the received karaoke song data can be stored in the undamaged region of the karaoke song data storage of the central device. As a result, the karaoke song data that cannot be taken out can be efficiently restored, and the karaoke song data in the damaged area can be played again by all the karaoke terminal devices. Further, when the central device detects the damage of the karaoke song data storage, the central device can automatically restore the song data stored in the damaged area of the karaoke song data storage, and the karaoke song data can be restored. And a karaoke communication system capable of greatly reducing costs such as labor and labor costs for the karaoke.

According to the karaoke communication system of the fourth aspect, the karaoke terminal device checks the karaoke music data storage section of the central device at regular intervals. Next, when a damaged area is detected, the karaoke song data in the received data storage section is sent out, and the central device can store the received karaoke song data in an unbroken area of the karaoke song data storage section. This makes it possible to restore the karaoke song data that cannot be extracted and to play the karaoke song data of the damaged area again on all the karaoke terminals. Further, when the karaoke terminal device detects the damage of the karaoke song data storage unit of the central device, the karaoke terminal device automatically repairs the song data stored in the damaged area of the karaoke song data storage unit of the central device. Thus, it is possible to provide a karaoke communication system capable of greatly reducing costs such as labor and labor for restoring karaoke song data.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a system configuration of a karaoke communication system according to a first embodiment.

FIG. 2 is an external view of a performance terminal according to the first embodiment.

FIG. 3 is a block diagram showing an electrical configuration of the performance terminal of the first embodiment.

FIG. 4 is a performance flowchart of the karaoke terminal device of the first embodiment.

FIG. 5 is a flowchart of karaoke music data restoration of a damaged area when a part of the HDD of the music data storage unit of the first embodiment is damaged.

FIG. 6 is a flowchart of karaoke music data restoration of a damaged area when a part of an HDD of a music data storage unit of the second embodiment is damaged.

FIG. 7 is a flowchart of restoring karaoke music data in a damaged area when a part of the HDD of the music data storage unit according to the third embodiment is damaged.

FIG. 8 is a flowchart of karaoke music data restoration of a damaged area when a part of the HDD of the music data storage unit according to the fourth embodiment is damaged.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Central apparatus 2 Karaoke terminal apparatus 11 Song data storage part 14 Control personal computer 21 Performance terminal 22 Amplifier 23 Microphone 24 Speaker 31 Push button 41 CPU 43 Local HDD 48 SCSI controller

Claims (4)

[Claims] 1. A central apparatus comprising: music data storage means for storing a plurality of karaoke music data; control means for controlling the music data storage means; and a karaoke apparatus connected to the central equipment through a transmission line. Music code input means for inputting a music code corresponding to the music data; a request for transmission of karaoke music data corresponding to the music code input from the input means to the central device; and transmission from the music data storage means. A plurality of karaoke terminals comprising: communication means for receiving the received karaoke music data; reception data storage means for storing the received karaoke music data; and performance means for performing the karaoke music based on the received karaoke music data. In the karaoke communication system comprising the device, a part of the music data storage means of the central device is damaged, If the karaoke terminal data cannot be read out, the control means requests each of the karaoke terminal devices to transmit the karaoke music data stored in the reception data storage means, and receives the karaoke music data transmitted from the reception data storage means. A karaoke communication system for storing the received karaoke music data in an unbroken area of the music data storage means. 2. The central device further comprises a storage code adding means for adding a storage code indicating a storage area in which karaoke music data is stored to karaoke music data transmitted from the music data storage means to the karaoke terminal device, Each karaoke terminal device includes a storage code detection unit that detects a storage code added to the karaoke song data stored in the reception data storage unit, and a part of the song data storage unit of the central device is damaged, When the music data cannot be taken out, the control means requests each of the karaoke terminal devices to transmit karaoke music data to which the storage code of the damaged storage area of the music data storage means is added, The karaoke song data to which the storage code requested through the control means is added is stored in the storage code detection means. The control means receives the karaoke music data transmitted from the reception data storage means, and the received karaoke music data is not damaged in the music data storage means. The karaoke communication system according to claim 1, wherein the karaoke communication system stores the karaoke information in an area. 3. The central device stores a code corresponding to a karaoke song and an identification code of a destination karaoke terminal device, and stores the code based on data stored in the code storage device. A terminal code detecting means for detecting an identification code of a karaoke terminal device to which the karaoke music data is transmitted corresponding to the code, wherein a part of the music data storage means of the central device is damaged and the karaoke music data cannot be taken out. The control means detects, by the terminal code detection means, an identification code of a karaoke terminal device to which the karaoke music data is transmitted, the identification code corresponding to the storage code of the damaged storage area of the music data storage means; Karaoke in which the storage code of the damaged storage area of the received data storage means is added to the terminal device. Requesting the transmission of data, the karaoke terminal device detects karaoke song data to which the storage code is added, and sends the karaoke song data from the reception data storage unit; and the control unit sends the karaoke song data from the reception data storage unit. 3. The karaoke communication system according to claim 2, wherein the music data is received, and the received karaoke music data is stored in an unbroken area of the music data storage means. 4. The karaoke terminal device includes operation inspection means for performing an operation inspection of the music data storage means of the central device, and the karaoke terminal device performs the operation data inspection of the central device at regular intervals by the operation inspection means. The operation of the storage means is checked, and if there is a damaged area in the music data storage means, the karaoke terminal device sends the karaoke music data stored in the reception data storage means to the central device, and the control means 2. A karaoke communication system according to claim 1, wherein said karaoke music data is stored in an unbroken area of said music data storage means.