JPH1091174A - Musical tone reproducing system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a musical tone reproducing system capable of preventing the failure in doing KARAOKE singing along by transmitting music data from another server which is not out of order even in case a server goes out of order. SOLUTION: Then the time T1 to execute the fault detection of the servers in a step 110, the response request signals to request the respective servers to return the response signals indicating the results of the fault detection are transmitted to the respective servers in a step 120. When the response signals from the servers are received in a step 130, the detection of the server having the fault is executed in accordance with the response data indicated by the response signals in a step 140 and if there is the server having the fault, this server is erased out of the entry stored in a RAM.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a musical sound reproducing system in which musical sound reproducing devices for reproducing musical sounds are provided in a plurality of rooms, and is suitable as a karaoke system used in a karaoke box in which a karaoke device is provided in each room. About things.

[0002]

2. Description of the Related Art Conventionally, the above-mentioned karaoke system includes:
The one shown in FIG. 15 is known. This is a karaoke apparatus in room A having a karaoke apparatus 90 provided in each of rooms B, J, 91, 91,... And a hard disk drive (hereinafter abbreviated as HDD) 93 in which music data is stored. The karaoke device 94 in the room A reads out the music data of the music selection number indicated by the request signal transmitted from the karaoke device 90 in the room B or J from the HDD 93, and the request signal. Is transmitted to the karaoke apparatus 90 which transmitted the message. That is, the karaoke apparatus 94 in the room A plays the role of a server that distributes music data. The song data of the new song is read from the HDD 95 of the host computer 96 and transmitted to the karaoke device 94 in the room A.

[0003]

However, in the above-described conventional apparatus, if the HDD 93 connected to the karaoke apparatus 94 in the room A as a server breaks down or the karaoke apparatus 94 stops functioning as a server, The karaoke apparatus 90 in the rooms B to J is provided with the karaoke apparatus 9 in the room A.
There is a problem that the music data cannot be received until the failure of No. 4 is corrected. In other words, there is a problem that karaoke becomes impossible in all rooms.

Therefore, the present invention provides a music reproducing apparatus which provides music information to a musical sound reproducing apparatus even if the music providing apparatus fails.
It is an object of the present invention to realize a music reproduction system capable of providing music information to the music reproduction device by another music providing device.

[0005]

According to the present invention, in order to achieve the above object, according to the first aspect of the present invention, a music selecting means for selecting music to be reproduced and a music selected by the music selecting means are shown. A plurality of musical tone reproducing devices having music information via a communication line and music information reproducing means for reproducing the received musical information are provided, and a predetermined number of the musical tone reproducing devices are provided. Music information storage means for storing music information to be transmitted to the connected music reproduction apparatuses, and music information stored in the music information storage means; Music information transmitting means for transmitting music information indicating the selected music via the communication line, a plurality of music providing devices, and among the plurality of music providing devices, A failure detecting means for detecting a music providing apparatus in which a failure has occurred, and a music providing apparatus in which the failure is detected by another music providing apparatus in which no failure is detected when the failure is detected by the failure detecting means. Technical means that a temporary transmission means for transmitting music information to the musical sound reproducing device connected to the music reproduction apparatus is provided.

According to a second aspect of the present invention, in the tone reproduction system according to the first aspect, the same music information is stored in the music information storage means of each of the plurality of music providing devices. Adopt technical means.

[0007]

According to the first or second aspect of the present invention, the music information storing means storing the music information to be transmitted to the musical sound reproducing apparatus, and the music information stored in the music information storing means are selected from the music information storing means. A music information transmitting means for transmitting music information indicating the music selected by the music selecting means via the communication line; and Is detected by the failure detecting means. Then, by the temporary transmission means, another music providing apparatus in which the failure is not detected transmits the music information to the musical sound reproducing apparatus connected to the music providing apparatus in which the failure is detected. In other words, even when one of the plurality of music providing devices fails, another music providing device can transmit the music information in place of the failed music providing device.
Therefore, the music information cannot be reproduced due to the failure of the music providing device.

[0008] In particular, according to the second aspect of the present invention, since the same music information is stored in the music information storage means of each of the plurality of music providing devices, it is connected to the failed music providing device. To the music playback device
The other music providing device can provide the same music information instead.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a tone reproduction system according to the present invention will be described below with reference to the drawings. In the following embodiment, a karaoke system used in a so-called karaoke box having a plurality of rooms in which karaoke apparatuses are installed will be described as an example of a music reproduction system. In addition, as the karaoke apparatus, a so-called communication karaoke apparatus that provides music via a communication line is used.

First, a main configuration of a karaoke system according to an embodiment of the present invention will be described with reference to FIG. As shown in FIG. 1, the karaoke system 1 has ten rooms 2, 2,... From A to J, and a management room 4. In the room A, a karaoke device A as a musical sound reproducing device is provided. A karaoke apparatus B is installed in each of the rooms, and a karaoke apparatus 10 as a tone reproduction apparatus is installed in each of the rooms C to J. In the karaoke apparatuses 10 in the rooms A and B, the HDD 5 storing music data as music information is stored.
Is connected. The HDD 5 stores music data distributed from the host computer 3 via the telephone line 3a.

Here, the karaoke apparatus A in the room A is a server A, and the karaoke apparatus B in the room B is a server B. The server A transmits music data to the karaoke apparatus 10 in the rooms C to F. The music data is transmitted to the karaoke apparatus 10 in the G or J room. That is, the karaoke apparatuses in the rooms A and B not only function as karaoke apparatuses, but also function as servers that transmit music data to the karaoke apparatuses 10 in the rooms C and J.

In the management room 4, a management device 8 having a CPU 8a for managing the karaoke apparatus in each room, a keyboard 8b for operating the management device 8, a processing result of the CPU 8a and the like are displayed on a CRT. A monitor 9 is provided. The karaoke apparatus and the management device 8 in the rooms A to J are provided with LAN boards 54, respectively.
Each LAN board 54 is connected to the LAN line 15 as a communication line via the HUB 2a.
The N-line 15 connects the karaoke apparatuses to each other and the management apparatus 8 so as to be able to transmit and receive each other.

Next, the main structure of the karaoke apparatus 10 will be described with reference to FIG. Here, the karaoke apparatus 10 in the room C will be described as a representative. As shown in FIG. 2, the karaoke apparatus 10 includes a monitor 12 for displaying a background image for karaoke, a lyrics image showing lyrics on a CRT, and a monitor 14 for a singer. In addition, failure detection for the server A via the LAN line 15, music selection, transmission of a request signal to the server A, reception of music data transmitted from the server A, and display on the monitors 12, 14 as background video information display means. A control device 20 for switching, synthesizing, dividing, transmitting and receiving signals to and from the management device 8 is provided.

Furthermore, mixing of the voice input from the microphones 17 and 18 with the karaoke tune as the tune, volume balance between the voice and the karaoke tune, echo adjustment, delay adjustment, amplification of the mixing signal, and pitch control of the tune to be played. (Key control), treble and bass control (tone control) and the like.
A set of speakers 11 and 11 of a floor type for reproducing amplified signals output from the apparatus as sound, a set of speakers 13 and 13 for a ceiling, and a transmitter 70 for remotely controlling the control device 20 are provided. I have. The karaoke apparatus 10 provided in the rooms D to J has the same configuration as the karaoke apparatus 10 provided in the room C. The server A and the server B also have the same configuration as the karaoke apparatus 10 provided in the room C, except that the server A and the server B have a function of transmitting music data to another karaoke apparatus. By the way, amplifier 1
6. The control device 20, the speakers 11, 11, and the speakers 13, 13 correspond to a tone reproduction device of the present invention.

Next, the equipment of the control device 20 provided in the karaoke apparatus 10 will be described with reference to FIG. FIG.
2A is an explanatory diagram of a front panel of the control device 20, and FIG. 2B is an explanatory diagram of a rear panel of the control device 20.
As shown in FIG. 3A, on the front panel of the control device 20, a numeric keypad 21 composed of buttons 0 to 9 for inputting the number of the music to be selected and a music selection button for confirming the music selection. 22 is provided, and on the numeric keypad 21 is provided a song selection number display 23 for displaying the song selection number of the selected song with a five-digit number using LEDs.

On the left side of the music selection number display 23, there is provided a reserved music number display 24 for displaying the number of music reserved for performance by LED, and below that, the reservation is canceled. Button 25, a performance stop button 26 for stopping the performance, a re-song button 27 for singing again from the beginning while singing, and an interrupt button 28 for interrupting and reserving between the reserved songs. Is provided. Further, a light receiving window 38 for receiving an optical signal transmitted from the transmitter 70 is provided at the upper left of the front panel, and a power button 39 for turning on the power of the control device 20 is provided at the lower left of the front panel. Have been.

A vocal button 32 for setting the volume of the vocal melody line is provided to the right of the numeric keypad 21.
And a 2 chorus button 33 for playing up to the 2 chorus
And a trailing cut button 34 for cutting the trailing portion of the song. Below that, a karaoke switching button 35 for switching between a mode for performing karaoke and a mode for not performing karaoke, and switching data input via the communication line 5 from song data to BGM, cable broadcasting, television broadcasting, and the like. Input switch button 36, CRT 12, 1
A service button 37 is provided for switching the display of No. 4 to the display of service information provided by the karaoke store.

As shown in FIG. 3B, a communication terminal 40 for connecting the LAN line 15 is provided on the rear panel of the control device 20. An amplifier is provided to the right of the communication terminal 41. An audio output terminal 42 connected to 16 audio input terminals (not shown); a video output terminal 43 connected to a video input terminal (not shown) of the monitor 12;
And a video output terminal 44 connected to the video input terminal (not shown).

Next, the configuration of the control system of the control device 20 will be described with reference to FIG. The control device 20 sends to the server A a signal (hereinafter, abbreviated as a request signal) indicating a music selection, a transmission request of music data of the selected music, reception of music data transmitted from the server A, A CPU 45 is provided for reserving a performance order, changing the performance order, controlling voice, controlling video, and the like according to a program. The CPU 45 has a RAM for temporarily storing music selection number data indicating a music selection number of a selected music piece, music selection number data of a reserved music piece, and the like.
46, a ROM 47 storing a command for transmitting a response request signal for failure detection to the server A and the server B, a response signal transmitted from each server, a processing result of the CPU 45, and read out from the HDD 15. A RAM 48 for temporarily storing programs and the like and a RAM 50 for storing an Ethernet address of a server where no failure has occurred are connected.

The CPU 45 is connected to an HDD 51 in which programs executed by the CPU 45 and received music data are stored. Further, the CPU 45
The sequencer 56 controls writing of the MIDI data included in the music data to the MIDI sound source 57 in accordance with the count of the timer 58, and converts the music signal output from the MIDI sound source 57 into a signal that can be amplified by the amplifier 16. A voice control circuit 55 for conversion is connected.

The server 45 and the management device 8 are connected to the CPU 45 via the communication terminal 40 and the LAN line 15.
LAN board 54 for sending and receiving data to and from
Is connected. The LAN board 54 is equipped with a LAN IC (not shown) in which an Ethernet address is stored, and specifies the transmission / reception destination by including the Ethernet address data indicating the Ethernet address in the transmission / reception signal. Further, a CD-ROM on which background video data indicating a plurality of types of background video is recorded.
, The background video data read from the video player 6 and the lyric video data in the music data read from the HDD 51 are input to the monitor 1.
As shown in FIG. 14, a video control circuit for creating a video in which a lyrics video 202 is superimposed in a background video 200 and applying a telop 204 to the lyrics video 202, as shown in FIG. 61 are connected.

The CPU 45 further includes a receiving window 38.
Receiving circuit 62 that converts an optical signal received by light receiving element 38a such as a photodiode into a digital signal
And a display circuit 63 for outputting a display signal to an LED that lights when various buttons provided on a front panel of the control device are pressed, a music selection number display 23 and a reserved music number display 24.
And an input circuit 64 for inputting a switching signal generated when the various buttons are pressed. Further, the configuration of the control system of the control device 20 provided in the karaoke apparatus 10 in the rooms D to J is the same as that in the room C. The same music data is stored in the HDDs 5 provided in the server A and the server B. The control system of the control device provided in the server A and the server B is, as shown in FIG.
A communication terminal 42, a communication modem 49, and an HDD 5 storing music data; a CPU 52 functioning as a server;
52 is different in that it performs failure detection, and other configurations are the same.

Next, the configuration of the transmitter 70 will be described with reference to FIG. A power button 71 for turning on and off the power of the control device 20 is provided at the upper left of the transmitter 70, and is set at the upper right so as to reproduce an interlude portion of the song or a clapping sound after the completion of the song. A clapping button 72 is provided, and a mode switching button 73 for switching the mode (type) of clapping is provided on the left side. Below these buttons are vocal buttons 74 that perform the same function as the buttons provided on the control device 20.
, A 2 chorus cut button 75, and a trailing cut button 76. Below these buttons, flat keys 77, standard keys 78, sharp keys 79, numeric keys 80, music selection keys 81, performance stop keys 82, cancel keys 83, re-songs, like the buttons provided on the control device 20. A key 84 and an interrupt key 85 are provided. When each of the buttons and keys is pressed, a signal corresponding to the button or key is transmitted to the transmitting unit 8.
The LED is transmitted from an LED built in 6.

Next, the karaoke apparatus 10 in the room C detects a failure of each server and reproduces the music data.
The processing contents of U45 and CPU 52 will be described with reference to FIGS. FIG. 9 is a flowchart showing a main routine of the CPU 45, and FIG. 10 is a flowchart showing processing contents of the CPU 45 executed to detect a failure of the server. FIG. 11 is a flowchart showing the processing performed by the CPU 52 to transmit a failure detection result to the karaoke apparatus 10. FIG. 12 is a flowchart showing the processing performed by the CPU 52 to reproduce music data.
It is a flowchart which shows the processing content of PU45.

First, the server failure detection processing (step 100) executed by the CPU 45 will be described. The CPU 45 sets a time T1 for detecting a server failure.
(Step 110), a response request signal 120 for failure detection shown in FIG. 8A is broadcast to the server A and the server B (step 1).
20). The response request signal 120 includes Ethernet address data (hereinafter abbreviated as EA) 101 indicating the Ethernet address of the server A, and EA 102 of the server B.
And response request data 122 for returning a failure detection result from each server.

When each server receives the response request signal (step 300), it reads a failure detection program for failure detection from HDD 5, and checks whether its own HDD 5 has failed or CPU 52 functions as a server. (Step 3)
10) A response signal 130 shown in FIG. 8B indicating the detection result is transmitted to the LAN line 15 (step 32).
0). The response signal 130 indicates the E of the server A which is the transmission source.
A 103 includes an EA 101 that identifies the control device 20 in the room C, which is the transmission destination, and response data 132 indicating the content of the response.

When the CPU 45 receives the response signal 130 (step 130), if the failed server is indicated by the response data 132 of the response signal 130, the EA of the server is read from the entry of the RAM 50. Erase (step 140). For example, if the server A has failed, the server A is excluded from the entry, and the CPU 45 sends a request signal to the server B.

Next, the processing contents (step 200) of the CPU 45 when a person using the karaoke apparatus 10 in the room C selects a music piece and performs karaoke based on the selected music piece will be described with reference to the flowchart of FIG. I do. First, when the user points the transmitter 70 to the control device 20 provided in the karaoke device 10 in the room C and presses the power button 71, the power of the control device 20 is turned on, and the monitor 12 , 14 and the amplifier 16 are activated. Then, the user presses the numeric keypad 80 of the transmitter 70 and inputs a song selection number of a song to be sung. At this time, each time the numeric key is pressed, a number corresponding to the pressed key is displayed on the monitors 12, 14 and the music selection number display 23 of the control device 20, so that the music selection number can be confirmed. It is possible to confirm that the selected music is being performed by blinking the displayed number.

When the input of the music selection number is completed and the music selection button 101 is pressed, the input music selection number is determined and the music selection number data indicating the music selection number is stored in the RAM 46.
Is stored temporarily. Subsequently, the music selection number data temporarily stored is read out from the RAM 46, and
Select a server from the entries stored in.
Subsequently, a request signal indicating a request to transmit music data corresponding to the music selection number indicated by the read music selection number data is transmitted to the server (step 220). As shown in FIG. 7A, the request signal includes an EA 101 indicating a transmission destination, music selection number data 104 indicating a music selection number, and an EA 103 indicating a transmission source. Subsequently, upon receiving the request signal, the server searches the HDD 5 for the music data of the music selection number indicated by the request signal, reads out the music data, and transmits the data to the karaoke device 10.

As shown in FIG. 7B, the music data is composed of an EA 103 indicating a transmission destination, MIDI data 112, lyrics image data 113 indicating a lyrics image, and background mode data 114 indicating a type of background image. I have. Subsequently, the transmitted music data 100 is transmitted to the LAN line 15.
Is received via the communication terminal 40 and the LAN board 54 of the control device 20 of the karaoke apparatus 10 in the room C (step 230). Subsequently, the received music data 100 is started to be stored in the HDD 51, and when the storage is completed, the music data 100 is read from the HDD 51, and the lyrics video data 113 included in the music data 100 is input to the video control circuit 61. This is converted into a lyric image signal that can be displayed on the monitors 12 and 14.

The MIDI data included in the music data 100
The data 112 is taken into the sequencer 56 and written to the MIDI sound source 57 according to the count of the timer 58. The sound source data of the portion where the MIDI data is written to the MIDI sound source 57 is output to the audio control circuit 55 and is converted into an analog music signal that can be amplified by the amplifier 16. This music signal is output to the amplifier 16, amplified and then output to the speakers 11, 11, and the speakers 13, 13, and reproduced by both speakers (step 240).

On the other hand, background video data indicating a background video corresponding to the background mode data 114 read from the HDD 51 is retrieved and read from the CD-ROM by the moving picture player 6, and the read background video data is The data is expanded into bitmap data by the control circuit 61 and is converted into a signal that can be displayed on the monitors 12 and 14.
Output to the monitor 12 via the video output terminal 43, and output to the monitor 14 via the video output terminal 44,
A background image is displayed on both monitors 12 and 14 (step 240). The display is performed in a form in which a lyrics image 202 is superimposed in a background image 200 as shown in FIG.

The sound input from the microphones 17 and 18 is mixed with the music signal by a microphone mixing circuit built in the amplifier 16, and the mixed signal thus amplified is amplified by the amplifier 16 and then amplified by the speaker 16. 11 and 11 and the speakers 13 and 13, both of which reproduce a music signal and an audio signal. That is, the user of the karaoke apparatus 10 in the room C sings through the microphone 17 or the microphone 18 while watching the background image 200 and the lyric image 202 displayed on the screens of the monitors 12 and 14 of the music selected by the user (karaoke). can do. Then, the reproduction ends (step 250), and if there is a reserved music (step 26)
0), the music selection number data of the reserved music is read from the RAM 46 (step 270), and a request signal is transmitted to the server (step 220).

As described above, according to the karaoke system of the present embodiment, two servers for providing music data are provided, and even if one server fails, the music data is provided by the other server. Can be provided. Therefore, it is possible to avoid a situation in which karaoke is disabled due to the occurrence of a failed server.

Further, the failure detection of the server can be performed according to the flowchart shown in FIG. First, the CPU 45 of the karaoke apparatus 10 sends a request signal 10
0 is transmitted (step 212). Where server A
If has failed, the CPU 52 of the server A
Since there is no response, the failure determination of the server A is performed by confirming that there is no response for a predetermined time (step 21).
4) If server A is out of order, server B
To the request signal 100 (step 21).
6). Subsequently, the music data is received from the server B (step 230) and reproduced (step 240).

As described above, according to the processing contents shown in FIG. 13, by transmitting the request signal to the server,
A server failure can be detected, and if a server has failed, song data can be received from a server that has not failed. Therefore, it is possible to avoid a situation in which karaoke is disabled due to the occurrence of a failed server.

In the above embodiment, the karaoke system provided with two servers has been described.
The configuration may include more than one server, or the server may be provided in a management room. In addition, music data can be directly transmitted from the host computer instead of the failed server. In this case, the control device of each karaoke device stores the telephone number of the host computer and its own telephone number, and dials the karaoke device to the host computer to receive the music data. Incidentally, Step 100, Step 110 to Step 140 executed by the CPU 45
And step 214 function as the failure detection means of the present invention, and step 220 and step 216 function as the temporary transmission means.

[0038]

As described above, according to the present invention, even if a music providing apparatus for providing music information to a musical sound reproducing apparatus breaks down, another musical piece providing apparatus can transmit music to the musical sound reproducing apparatus. A tone reproduction system that can provide information can be realized.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a main configuration of a karaoke system according to an embodiment of the present invention.

FIG. 2 is an external explanatory view of a karaoke apparatus provided in the karaoke system shown in FIG.

FIG. 3A is an explanatory diagram of a front panel of a control device provided in the karaoke apparatus, and FIG. 3B is an explanatory diagram of a rear panel of the control device.

4 is a block diagram showing a configuration of a control system of a control device provided in the karaoke apparatus 10. FIG.

FIG. 5 is a block diagram showing a control system of a control device provided in a server A.

FIG. 6 is an explanatory diagram showing an appearance of a transmitter.

FIG. 7A is an explanatory diagram of a request signal,
(B) is an explanatory diagram of music data.

FIG. 8A is an explanatory diagram of a response request signal;
(B) is an explanatory diagram of a response signal.

FIG. 9 is a flowchart showing a main routine of a CPU 45;

FIG. 10 is a diagram illustrating a CP executed to detect a failure of a server.
It is a flowchart which shows the processing content of U45.

FIG. 11 is a diagram illustrating C executed to transmit a failure detection result.
5 is a flowchart illustrating processing performed by a PU 52.

FIG. 12 is a CP executed for performing music selection and reproduction.
It is a flowchart which shows the processing content of U45.

FIG. 13 is a diagram showing a CP executed to detect a failure of a server.
It is a flowchart which shows the processing content of U45.

FIG. 14 is an explanatory diagram illustrating a background image and a lyrics image displayed on a monitor 12.

FIG. 15 is an explanatory diagram of a conventional karaoke system.

[Explanation of symbols]

 Reference Signs List 1 Karaoke system 3 Host computer 3a Telephone line 5, 51 HDD 6 Video player 8 Environment setting terminal device 10 Karaoke device 12, 14 Monitor 15 LAN line 16 Amplifier 20 Control device 45, 52 CPU 11, 13 Speaker 17, 18 Microphone 70 Transmitter 100 Request signal 110 Song data 120 Response request signal 130 Response signal

Claims (2)

[Claims] A music selection means for selecting music to be reproduced, music information indicating music selected by the music selection means via a communication line, and music information reproduction means for reproducing the received music information. And a plurality of musical sound reproducing devices having the following formulas are connected. A predetermined number of the musical sound reproducing devices are connected to the musical sound reproducing devices, and music information to be transmitted to the connected musical sound reproducing devices is stored. Music information storage means, and music information stored in the music information storage means,
A music information transmitting means for transmitting music information indicating the music selected by the music selecting means via the communication line; anda plurality of music providing apparatuses comprising: A failure detecting means for detecting the music providing apparatus in which the failure has occurred, and, when a failure is detected by the failure detecting means, connecting to the music providing apparatus in which the failure has been detected by another music providing apparatus in which no failure has been detected. A temporary sound transmitting means for transmitting music information to the musical sound reproducing apparatus described above. 2. The musical sound reproduction system according to claim 1, wherein the same music information is stored in the music information storage means of each of the plurality of music providing devices.