JP3212064B2 - Karaoke system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a karaoke system suitable for use in, for example, a karaoke box.

[0002]

2. Description of the Related Art Conventionally, in a karaoke box or the like, a karaoke facility installed in a centralized control room in a store is shared by each room (hereinafter, referred to as a box) in the store via a network line. Karaoke systems are known. Generally, a karaoke system of this kind has a central management room with a predetermined number of LDs (laser disks).
While a playback device and an LD changer are installed, only a reservation machine and an AV output device (sound system, display, etc.) are installed in each box, and the central control room plays music in response to requests from each box. The AV (audio / video) signal is supplied to each box. With such a centralized karaoke system, there is no need to install karaoke equipment for each box, so there is no need to provide space for installing karaoke equipment in the box, and space in the store can be used efficiently. There is an advantage.

[0003]

In the centralized karaoke system described above, if the system is to be expanded by adding a karaoke device such as an LD playback device, an interface with the AV output device in the box is already provided. Therefore, the number of devices that can be added as a result is often limited to the same type as the existing ones. On the other hand, the progress of karaoke equipment in recent years is rapid, and new products are being provided one after another by each manufacturer, and we would like to introduce this product if it is a product with higher functionality regardless of the manufacturer and model while leaving the existing equipment Many users think that. However, the conventional centralized karaoke system is extremely limited in the number of models that can be added from the viewpoint of compatibility with existing equipment, as described above, so even if a high-performance product is offered by the manufacturer, There was a problem that this could not be introduced.

The present invention has been made under such a background, and in a centralized management system configuration, different types of karaoke apparatuses can be mixed without making the operator aware of the difference between the models. The purpose is to provide a karaoke system with excellent system expandability.

[0005]

In order to solve the above-mentioned problems, the invention according to claim 1 comprises a plurality of karaoke apparatuses of different models and a plurality of karaoke apparatuses connected to these karaoke apparatuses via a network line. In a karaoke system comprising a karaoke terminal, the karaoke terminal is supplied from the karaoke device with a reservation means for supplying the karaoke device with a music code inputted based on a common code system independent of the model of the karaoke device. AV that performs audio output and video display according to audio and video signals
Output means, wherein the karaoke apparatus has a code conversion means for converting a music code supplied from the karaoke terminal into a code system specific to each model, and a karaoke device corresponding to the music code converted by the code conversion means. AV signal generating means for generating an audio signal and a video signal of the music to be played and supplying these signals to the karaoke terminal.

According to a second aspect of the present invention, in the first aspect, the common code system is classified into a plurality of code ranges, and each code range is assigned to each of the karaoke devices. Only for music codes belonging to the code range assigned to itself, an audio signal and a video signal of the corresponding music are generated. The invention described in claim 3 is the invention described in claim 1.
, The song code supplied from the karaoke terminal
Is the unused Calao at the time of supply of the song code.
Karao that was captured by the device and captured the song code
The code conversion means of the karaoke device is
It is characterized by conversion to a code system. In addition,
The invention according to claim 4 is a karaoke that can be classified into a plurality of models.
Device and code conversion device provided for each model
And the karaoke device and the code conversion device
With multiple karaoke terminals connected via
A karaoke system comprising:
Is a common code independent of the model of the karaoke device
The code conversion device converts a music code input based on a system
Reservation means for supplying to the karaoke apparatus;
Audio output and video according to the audio and video signals
; And a AV output unit for performing display, wherein the code conversion instrumentation
The karaoke device stores the song code supplied from the karaoke terminal.
To the code system specific to the model
To the karaoke device corresponding to the
The music codes equipped with a code conversion means for supplying the mosquito
The Laoke device was converted by the code conversion device.
Generates audio and video signals of the song corresponding to the song code
And an AV signal for supplying these signals to the karaoke terminal.
Generating means .

[0007]

According to the first aspect of the present invention, in the karaoke terminal, the reservation means supplies the karaoke device with the input music code based on a common code system independent of the type of the karaoke device. On the other hand, in the karaoke apparatus, the code conversion means converts the music code supplied from the karaoke terminal into a code system specific to each model, and the AV signal generation means corresponds to the music code converted by the code conversion means. An audio signal and a video signal of the music are generated, and these signals are supplied to the karaoke terminal. Thereby, the karaoke terminal performs audio output and video display according to the audio signal and the video signal supplied from the karaoke device by the AV output means. Therefore, when expanding the system according to the present invention, a karaoke device of a model different from the existing one can be easily added simply by providing a code conversion processing unit corresponding to a code system specific to the model of the newly added karaoke device. It is possible to do.

According to the second aspect of the present invention, in addition to the operation of the first aspect, each karaoke device is provided with:
Since only the music code belonging to the code range assigned to itself generates an audio signal and a video signal of the corresponding music, each karaoke apparatus does not need to store information on the same music redundantly. Can save.

[0009]

Embodiments of the present invention will be described below with reference to the drawings. A: Configuration of Embodiment FIG. 1 is a block diagram showing a configuration of an embodiment of the present invention. In FIG. 1, reference numeral 1 denotes a control device installed in a central management room in a karaoke box store. This control device 1
Is composed of a personal computer, a hard disk, and the like, and controls each unit of a system in a central control room described later. The control device 1 is connected to a host computer (not shown), and can receive karaoke music data from the host computer. The received music data is supplied to a sound source type karaoke apparatus described later and stored in the apparatus.

In the central control room, three types of karaoke apparatuses of different models are installed. That is, the first karaoke apparatus group is three sound source type karaoke apparatuses 21 to 23 of the same model, the second karaoke apparatus group is two LD type karaoke apparatuses 31 and 32 of the same model, Are two LD-type karaoke apparatuses 41 and 42 of the same model different from the apparatuses 31 and 32.
These karaoke apparatus groups are connected to the control apparatus 1 via a common bidirectional bus BUS1.

On the other hand, each box BX1, BX2 in the store
.., A karaoke terminal KT connected to the control device 1 and the karaoke device group in the central control room via the in-store network line N is installed. The karaoke terminal KT has a sound source based on an AV (audio / video) signal supplied from a karaoke device in a central control room, a reservation machine (remote controller) 11 in which an operator inputs a song number and various performance controls. An AV output device (including a sound system, a display, etc.) for outputting a background image 12,
And an RF interface 13 for inputting and outputting signals to and from the network line N.

As described above, each box BX1 and B
In X2,..., Only facilities for performing music reservation and AV output are installed, and all other karaoke facilities are installed in a centralized management room, and have a centralized management system configuration.

Since the karaoke apparatus groups are different from each other in model, a tune number is designated based on a different code system, and the corresponding tune is reproduced. Therefore, in order to convert the music number specified under the common code system as seen from the karaoke terminal KT side into a music number based on a code system specific to the model of each karaoke device group, each karaoke device group has The following code conversion mechanism is interposed between the bus BUS1.

That is, the first karaoke apparatus groups 21 and 2
3 and the bus BUS1, there is a code conversion processing unit 121 to
123 is a second karaoke apparatus group 31, 32 and a bus BU.
The code conversion processing units 131 and 132 are interposed between S1 and the code conversion processing units 141 and 142 are interposed between the third karaoke apparatus groups 41 and 42 and the bus BUS1, respectively. Each of these code conversion processing units stores a conversion table for changing a common code system to a code system specific to each model.

Here, the music number input in the karaoke terminal KT based on a common code system is, for example, "xx
xx-yy ", and a range of music numbers to be reproduced by each karaoke apparatus group is assigned. That is, the first karaoke apparatus groups 21 to 23
The music corresponding to the music number of “0000-00-1000-00” is reproduced, and the second karaoke apparatus groups 31 and 32
The songs corresponding to the song numbers “1000-01 to 8000-00” are reproduced, and the third karaoke apparatus groups 41 and 42
The music corresponding to the music number of “8000-01 to 9999-99” is reproduced. In the code conversion processing unit corresponding to each karaoke device group, information on the range of the music number assigned to each is stored together with the conversion table.

Further, in order to modulate the AV output of each karaoke apparatus group with a carrier having a frequency designated by the control apparatus 1, the output terminals of the first karaoke apparatus groups 21 to 23 have RF terminals.
Modulators 221 to 223 are provided at the output terminals of the second karaoke apparatus groups 31 and 32, respectively.
2 are connected to the output terminals of the third karaoke apparatus groups 41 and 42 by R
F modulators 241 and 242 are connected respectively. The output signals of these RF modulators are
The data is transmitted to the network line N via the output bus BUS2.

An RF modulator 51 and an RF demodulator 5 are provided between the control device 1 and the network line N.
2, the RF modulator 51 modulates the downlink signal output from the control device 1 with a carrier of a predetermined frequency and outputs the modulated signal to the network line N, and the RF demodulator 52 The input upstream signal of a predetermined frequency is demodulated and output to the control device 1.

Here, as shown in FIG. 2, the network line N is divided into a plurality of channels by a frequency band, and a channel for an uplink signal transmitted from the karaoke terminal KT to the control device 1; A channel of a downlink signal transmitted from the karaoke terminal to the karaoke terminal KT and a plurality of channels for AV output of each karaoke apparatus group are set.

B: Operation of Embodiment Next, the operation of the embodiment having the above configuration will be described. (1) Reproduction by the first karaoke apparatus group First, for example, when a song number “0900-11” is input from the reservation machine 11 in the box BX2, a request signal in which the node number NODE # of the box BX2 is added to this song number Req # is transmitted to the network line N via the RF interface 13. This request signal Req
# Is taken into the control device 1 via the RF demodulator 52 in the central control room. Thereby, the control device 1 determines that the music number “0900-1” included in the request signal Req #.
1 "to the bus BUS1.

Here, the song number "0900-11" is a number for designating a song to be reproduced by the first karaoke apparatus groups 21 to 23, so that any one of the first karaoke apparatus groups is in use. The karaoke apparatus is not included in the karaoke apparatus (ie, the tune related to the other request is not being reproduced). For example, assuming that the karaoke apparatus 21 is not in use, the tune number “0900-11” is input to the code conversion processing unit 121 and converted to a tune number corresponding to a code system specific to the model of the first karaoke apparatus group. Is done. At this time, the code conversion processing unit 21 returns to the control device 1 a reception confirmation signal ACK including a device number indicating the first karaoke apparatus group and an identification number indicating the karaoke apparatus 21 among them.

The converted music number is input to the karaoke apparatus 21, and performance information (including lyrics information) and background video information corresponding to the number are sequentially read from a storage medium such as a hard disk (not shown). Thereby, the audio signal corresponding to the performance information is synthesized by the sound source (not shown), and the video signal corresponding to the background video information and the lyric information is synthesized by the image synthesizing unit (not shown). RF modulator 221
Is output to

On the other hand, the control device 1
Based on the CK, the karaoke device 21 that is playing the song is identified, and the corresponding RF modulator 221 is identified.
Specifies an output channel (ie, modulation frequency) of the AV signal, and a channel number CH indicating the channel.
# To the network line N with the node number NODE # of the box BX2 added.

Thus, the RF modulator 221 modulates the AV signal at the frequency of the channel specified by the control device 1 and sends it to the network line N via the bus BUS2, while the RF interface 13 of the box BX2 controls the Channel number CH # sent from device 1
The reception frequency is adjusted to a frequency corresponding to the above, and the AV signal transmitted from the RF modulator 221 is received / demodulated. When the AV signal is supplied to the AV output device 12, the music corresponding to the requested music number "0900-11" is played, and the background video is displayed.

(2) Reproduction by the second karaoke apparatus group If, for example, a music number "1800-21" is inputted from the reservation machine 11 of the box BX2, this music number "1"
"800-21" is a number designating a song to be played by the second karaoke apparatus group 31, 32, so that the code conversion processing unit corresponding to any one of the karaoke apparatuses in the second karaoke apparatus group. It is taken in. For example, assuming that the karaoke apparatus 31 is not in use, the song number “1800”
“−21” is input to the code conversion processing unit 131 and is converted into a song number corresponding to a code system specific to the model of the second karaoke apparatus group.

When the converted music number is input to the karaoke apparatus 31, the LD changer selects the LD storing the music corresponding to the music number, and further selects L.
The AV signal of the music is reproduced by the D reproduction device.

On the other hand, as described above, the control device 1 identifies the karaoke device 31 that is playing the song based on the reception confirmation signal ACK supplied from the code conversion processing unit 31, and the corresponding RF The output channel of the AV signal is designated to the modulator 231, and the channel number CH # is added to the node number NODE # of the box BX 2 and transmitted to the network line N.

Thus, the RF modulator 231 sends an AV signal to the channel (frequency) of the network line N specified by the control device 1, while transmitting the R signal of the box BX2.
The F interface 13 tunes the reception frequency to the specified channel and receives an AV signal. This allows
In box BX2, the requested song number "1800
The music corresponding to “−21” is performed, and the background video is displayed.

(3) Reproduction by the third karaoke apparatus group Further, for example, when a music number (for example, “8100-31”) corresponding to the third karaoke apparatus group 41, 42 is input, the third karaoke apparatus The music is reproduced by any one of the karaoke devices in the device groups 41 and 42. Other operations are the same as those in the case of the second karaoke apparatus group described above, and a description thereof will be omitted.

C: Summary of Embodiment As described above, according to this embodiment, the music numbers input based on the common code system independent of the model of the karaoke apparatus are different from those of different models installed in the central control room. Before being supplied to the karaoke apparatus group, the code conversion processing section converts the music number to a music number corresponding to a code system specific to each model, so that the karaoke machine of a different model can be performed without making the operator aware of the difference in the model. A system in which devices are mixed can be constructed. That is, when the system is expanded, it is possible to easily add a karaoke device of a model different from the existing one only by providing a code conversion processing unit corresponding to a code system of a newly added karaoke device.

D: Modifications The present invention is not limited to the embodiment described above, and the following modifications are possible, for example. (1) The number of each karaoke apparatus group installed in the central control room is not limited to the above-mentioned embodiment, but is arbitrary. (2) In the above embodiment, three types of karaoke apparatuses are used. However, the present invention is not limited to this, and karaoke apparatuses of other types are added, and the system is configured by more types of karaoke apparatuses. You may. (3) In the above embodiment, a code conversion processing unit is provided for each karaoke device. However, since each karaoke device group is of the same model, one code conversion processing unit is provided for one karaoke device group. May be shared. (4) Further, the input format of the music number is not limited to the above-mentioned embodiment, but is arbitrary.

[0031]

As described above, according to the present invention, in a centralized karaoke system, only a code conversion processing unit corresponding to a code system specific to a model of a newly added karaoke apparatus is provided. A karaoke device of a model different from the existing one can be easily added.
Therefore, it is possible to construct a system in which different types of karaoke apparatuses are mixed without making the operator aware of the difference between the models, and it is possible to obtain an effect that the expandability of the system is improved.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of an embodiment of the present invention.

FIG. 2 is a conceptual diagram for explaining channel division of a network line according to the embodiment.

[Explanation of symbols]

1 ... control device, 21 to 23, 31, 32, 41, 42 ...
Karaoke device, 11: reservation machine, 12: AV output device, 1
3. RF interface, 121 to 123, 131, 1
32, 141, 142... Code conversion processing units, 221-2
23, 231, 232, 241, 242 RF modulator, 51 RF modulator, 52 RF demodulator, BUS1, BUS2 bus, N network line.

Continuation of the front page (56) References JP-A-7-13578 (JP, A) JP-A-7-281682 (JP, A) Karaoke business No. 17, issued April 30, 1995, p. 76, 77 Karaoke Business No. 16, issued January 31, 1995, p. 82 (58) Field surveyed (Int.Cl. ⁷ , DB name) G10K 15/04

Claims (4)

(57) [Claims] 1. A karaoke system comprising a plurality of karaoke devices of different models and a plurality of karaoke terminals connected to the karaoke devices via a network line, wherein the karaoke terminal does not depend on the type of the karaoke device. A karaoke device for inputting a music code inputted based on a common code system to the karaoke device; and an AV output device for performing audio output and video display according to the audio signal and the video signal supplied from the karaoke device. The karaoke apparatus includes: a code conversion unit configured to convert a music code supplied from the karaoke terminal into a code system specific to each model; and an audio signal of a music corresponding to the music code converted by the code conversion device. And AV signal generating means for generating video signals and supplying these signals to the karaoke terminal A karaoke system comprising: 2. The common code system is classified into a plurality of code ranges, and each code range is assigned to each of the karaoke devices. Each karaoke device handles only music codes belonging to the code range assigned to itself. 2. The karaoke system according to claim 1, wherein an audio signal and a video signal of the tune to be played are generated. 3. A music code supplied from the karaoke terminal.
At the time of supply of the song code,
The color that is captured by the orchestration device and captures the song code
The code conversion means of the orchestral device is unique to the karaoke device.
2. The method according to claim 1, wherein the data is converted into a code system.
Karaoke system. 4. A karaoke apparatus that can be classified into a plurality of models.
And a code conversion device provided for each model,
A karaoke device, the code conversion device and a network
Communication with multiple karaoke terminals connected via
In the karaoke system, the karaoke terminal has a common code system independent of the model of the karaoke device.
The music code input based on the
Reservation means for supplying audio and video signals supplied from the karaoke apparatus.
Output means for performing audio output and video display according to signal
Comprising the door, said code conversion device, the type of each music code supplied from the karaoke terminal
To the code system specific to
A song file converted for the karaoke device corresponding to the device
Code conversion means for supplying a music code, and the karaoke device corresponds to the music code converted by the code conversion device.
Generate audio and video signals for the song
Ingredients and AV signal generating means for supplying to the karaoke terminal
A karaoke system characterized by being equipped.