JP2991159B2 - Karaoke equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to entertainment equipment in the amusement market and singing equipment in the educational market for singer training, and more particularly to a karaoke apparatus.

[0002]

2. Description of the Related Art Conventionally, in such a karaoke apparatus, a harmony sound is generated from a singer's singing voice, so that the singing can be heard well and the entertainment of the singing is enhanced.

For example, Japanese Patent Application Laid-Open No. 8-286689 discloses that the main melody component is pitch-shifted, for example, to a third higher pitch by separating and extracting the main melody component and shifting the pitch, thereby adding harmony to the main melody. There is disclosed a technique for outputting an audio signal.

Japanese Patent Application Laid-Open No. Hei 8-194495 describes a technique of outputting the voice of a karaoke singer, instead of outputting the voice as it is, to the tone of another person such as an original singer.

[0005]

However, the above-mentioned prior art has the following problems.

The first problem is that adding harmony to the singing voice of the singer or changing the timbre of the singing voice in the prior art did not give a karaoke audience a sufficient impression.

The reason is that the karaoke apparatus automatically adds the harmony, and the karaoke apparatus automatically changes the timbre, not the real voice of the singer.

[0008] The second problem in the prior art is that the singer cannot be deeply satisfied.

The reason is that, like the above-mentioned reason, the singer was not his own voice.

[0010] Among karaoke songs, there are also songs sung by two persons such as so-called duet songs, and repetitive songs sung by a plurality of three or more persons. In such a repetition song, the so-called main melody can be acquired relatively easily by listening to a radio, television broadcast, CD or the like, but the melody of a part other than the main melody (hereinafter referred to as a sub-melody) is acquired. It was very difficult.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional circumstances, and has been made to solve the above-mentioned problems inherent in the prior art. Therefore, an object of the present invention is to make it easier to learn this sub melody. It is an object of the present invention to provide a new karaoke device that has become possible.

[0012]

In order to achieve the above object, a karaoke apparatus according to the present invention is characterized in that a change in the pitch of the sub melody is sequentially transmitted to the singer's headphones as the singing progresses. More specifically, the main melody / secondary melody selecting means (20 in FIG. 1) is provided in the karaoke apparatus, and when the selecting means selects the main melody, the singing sound emitted by the singer is changed in the same manner as in the prior art. Harmony speaker (11 in FIG. 1) using pitch shifter (8 in FIG. 1)
When the selecting means selects the sub melody, the singing sound is output as it is to the speaker (11 in FIG. 1), and the sub melody is output to the headphone using the sub melody extracting means (31 in FIG. 1). (35 in FIG. 1). Further details
In other words, the karaoke apparatus according to the present invention comprises a sequencer, an accompaniment
Sound source, main melody / sub melody selection means, pitch shifter, Miki
Karaoke with n (n ≧ 1) sub-melody playing means
An apparatus, wherein the sequencer is stored in an external storage device
Harmony information and accompaniment information
Information, and the accompaniment sound source reproduces the accompaniment information.
Outputting an accompaniment sound, wherein said main melody / secondary melody selecting means comprises:
Switching means and second switching means, wherein the first switching
Means for singing a singing sound input from a microphone,
To the pitch shifter or the pitch shifter.
The switching means 2 is a harmony information from the sequencer.
The sub-melody extracting means in the sub-melody reproducing means or the
The output is switched to the pitch shifter.
Shifts the pitch of the singing sound based on the harmony information.
And outputs the sound as a harmony sound.
Harmony and accompaniment sounds are mixed and output.
The sub melody reproducing means includes an n th sub melody extracting means and an n th sound
Source, and the n-th sub melody extracting means includes a harmony information.
Nth sub-melody, which is the melody of the part other than the main melody from the report
And the n-th sound source extracts the n-th sub-melody information.
And output the nth sub melody to the nth headphone
It is characterized by that.

[0013]

In the present invention, by providing the main melody / secondary melody selecting means, when the main melody is selected, the harmony can be enjoyed by one singer as in the prior art, and when the secondary melody is selected, the singing is performed. Since the melody can listen to the melody on the singer's own headphones, it is possible to easily practice the melody.

[0014]

Next, a first embodiment of the present invention will be described in detail with reference to the drawings.

FIG. 1 is a block diagram showing a first embodiment of a karaoke apparatus according to the present invention.

Referring to FIG. 1, a sequencer 1 includes an MID stored in an external storage device 2 such as a hard disk.
I (Musical Instrument Digi)
The karaoke music data of the tal interface standard is read out as the music progresses, and the music data is separated into accompaniment information and harmony information. First sound source 3
Synthesizes the accompaniment sound based on the accompaniment information from the sequencer 1 and outputs it to the mixer 4.

The singing sound emitted by the singer is converted into a digital sound via the microphone 5, the first amplifier 6, and the A / D converter 7.

The main melody / secondary melody selection means 20 is a means that allows the singer to manually select the melody, and the harmony information and the A / D converter 7 separately output from the sequencer 1.
It has the function of selecting and changing the output destination of the digital sound to be output. The main melody / secondary melody selection means 20 includes switches 21 and 22.
22 are configured to operate synchronously in the present invention, but may operate independently.

The pitch shifter 8 converts the singing sound of the singer, which has been converted into a digital sound, into a harmony sound in accordance with the harmony information output from the sequencer 1.
Output to

The mixer 4 comprises a main melody / secondary melody selecting means 20
When the main melody is selected, the accompaniment sound output from the first sound source 3 and the harmony sound from the pitch shifter 8 are mixed. When the sub melody is selected by the main melody / sub melody selection means 20, the mixer 4 mixes the accompaniment sound output from the first sound source 3 and the digital sound obtained from the singing sound of the singer. The output from the mixer 4 is output as karaoke music via the first D / A converter 9, the second amplifier 10, and the speaker 11.

When the main melody / secondary melody is selected by the main melody / secondary melody selecting means 20, the secondary melody extracting means 31 extracts the secondary melody from the harmony information from the sequencer 1 and outputs the second melody 32, Via the second D / A converter 33 and the third amplifier 34, the secondary melody is output to headphones 35 that can be heard by the singer.

That is, the sub melody extracting means 31, the second sound source 32, the second D / A converter 33, and the third amplifier 34
Constitutes a sub-melody output means (sub-melody reproduction means) which extracts a sub-melody from the harmony information output from the sequencer 1 to generate a sub-melody voice and outputs it to the headphones 35.

Next, the operation of the first embodiment according to the present invention will be described in detail with reference to FIG.

FIG. 1 is a block diagram showing a main part of a karaoke apparatus according to a first embodiment of the present invention. FIG.
Shows only the audio signal processing unit for the karaoke accompaniment sound and the singing sound emitted by the singer, and the display processing unit for the lyrics and the background image and the music selection unit are omitted from the illustration because they have a more general configuration than before. ing.

The music data for performing the karaoke performance is stored in the external storage device 2. When a song is selected by a song selector (not shown), the sequencer 1 reads the selected song data.

The sequencer 1 extracts accompaniment information from the music data and outputs it to the first sound source 3. The first sound source 3 produces an accompaniment sound and outputs it to the mixer 4.

The sequencer 1 extracts harmony information from the music data and outputs the harmony information to the main melody / sub melody selection means 20.

First, the case where the main melody / secondary melody selecting means 20 selects the main melody will be described. When the singing sound of the singer is input from the microphone 5, it is converted into a digital sound through the first amplifier 6 and the A / D converter 7,
Switch 21 provided in main melody / secondary melody selection means 20
Are input to the pitch shifter 8 through the terminals ac. The pitch shifter 8 shifts the pitch of the digital sound based on the harmony information from the sequencer 1 obtained via the terminals ac of the switch 22 provided in the main melody / secondary melody selection means 20, and sends it to the mixer 4 as a harmony sound. Output.

The mixer 4 mixes the accompaniment sound and the harmony sound, and outputs this as karaoke music from the speaker 11 through the first D / A converter 9 and the second amplifier 10. This karaoke music will be singer's own singing sound with harmony added.

Next, the case where the main melody / secondary melody selecting means 20 selects the secondary melody will be described. In this case,
The singing sound of the singer is converted into a digital sound through a microphone 5, a first amplifier 6, and an A / D converter 7,
Switch 21 provided in main melody / secondary melody selection means 20
Are output directly to the mixer 4 through the terminals ab. The mixer 4 mixes the digital sound with the accompaniment sound and outputs the karaoke music from the speaker 11 through the first D / A converter 9 and the second amplifier 10. The karaoke music does not include harmony.

On the other hand, the harmony information from the sequencer 1 enters the sub melody extracting means 31 via the terminal ab of the switch 22 provided in the main melody / sub melody selecting means 20, and
One sound of harmony is extracted and the second sound source 32 and the second D
The signal is output to the headphone 35 through the / A converter 33 and the third amplifier 34. The music of the sub melody flows through the headphones 35, and the singer can hear the sub melody with the headphones 35.

FIG. 3 is a flowchart for explaining the operation of the present invention.

FIG. 3 and to FIG. 1, at step S1 is playing is started first sound source 3 from the mixer 4, the first
The accompaniment sound is output to the speaker 11 through the D / A converter 9 and the second amplifier 10.

Next, in step S2, the state of the main melody / secondary melody selecting means 20 is determined. If the main melody / secondary melody selection means 20 selects the main melody, harmony is added to the singing sound (digital sound) output from the A / D converter 7 by the pitch shifter 8 based on the harmony information from the sequencer 1, In step S4, the singing sound and the harmony are output to the speaker 11 together with the accompaniment sound. The performance ends at step S7.

[0035] In step S2, if it the main melody / auxiliary melody selection means 20 selects the auxiliary melody, step S
5. The process proceeds to step S6. In step S5, the singing sound of the singer is mixed with the accompaniment sound by the mixer 4 and output to the speaker 11. At the same time, the sub melody is extracted from the harmony information by the sub melody extracting means 31, and the sub melody is output to the headphones 35 via the second sound source 32, the second D / A converter 33, and the third amplifier. Thereafter, the performance ends in step S7.

Next, a second embodiment of the present invention will be described with reference to the drawings.

FIG. 2 shows a second embodiment of the karaoke apparatus according to the present invention.
FIG. 4 is a block diagram showing an embodiment of the present invention, in which a first part (secondary melody part 1) and a second part (secondary melody part 2) of a karaoke song in triplet or quadruplet are output to different headphones. It is. According to the second embodiment, it is possible to simultaneously practice and learn the first part and the second part other than the main melody.

Referring to FIG. 2, the first embodiment is used for a duet, that is, a practice in the case of a duet, while the second embodiment is used for a practice of a triplet. Things.

That is, the second sub-melody extracting means for extracting a second sub-melody different from the sub-melody extracted by the sub-melody extracting means 31 and having the same configuration as the sub-melody extracting means 31 shown in FIG. 41, a third sound source 42 that generates a digital audio signal in accordance with the second melody extracted from the extraction means 41;
A third D for converting a digital audio signal into an analog signal
A / A converter 43 and a second sub melody output means comprising a fourth amplifier for amplifying the analog audio signal are provided.

With the addition of the second sub melody output means, the main melody / sub melody selection means 20 also changes the built-in switches 21 and 22 from two-stage switches to three-stage switches. Have been. That is, the switches 21 and 22 include the common terminal a, the terminals b, c, and d, respectively.

According to the above arrangement, the singer can select the main melody / secondary melody selecting means 20 to perform the operation.
The sub-melody or the second sub-melody can be selectively listened to by the headphones 35 or 45 together with the own singing sound output from the speaker 11.

Switch 2 of main melody / secondary melody selection means 20
If the first and the second melody can be operated independently, the singing sound to which the harmony is added can be output from the speaker 11 and the sub melody or the second sub melody can be selectively heard.

By adding third and fourth sub-melody output means having the same configuration as the above-mentioned second sub-melody output means, the present invention can be extended to quadruple and quintet singing.

[0044]

As described above, according to the present invention,
The following effects can be obtained.

The first effect is to facilitate the practice and acquisition of parts other than the main melody (including the second part and the third part) in the karaoke music.

The reason is that only the sound of the part other than the main melody of the karaoke tune is extracted and sent to headphones that can be listened to by the singer.

The second effect is that the first effect allows the singer to sing the harmony with his own voice, so that the singer himself gets a deep satisfaction and enhances the entertainment of the singing to the audience. be able to.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a first embodiment according to the present invention.

FIG. 2 is a block diagram showing a second embodiment according to the present invention.

FIG. 3 is a flowchart showing an operation example of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Sequencer 2 ... External storage device 3 ... First sound source 4 ... Mixer 5 ... Microphone 6 ... First amplifier 7 ... A / D converter 8 ... Pitch shifter 9 ... First D / A converter 10 ... Second 11 loudspeaker 20 main melody / second melody selecting means 31 secondary melody extracting means 32 second sound source 33 second D / A converter 34 third amplifier 35 headphone 41 second sub Melody extraction means 42 ... third sound source 43 ... third D / A converter 44 ... fourth amplifier 45 ... headphone

Claims (1)

(57) [Claims] (1)Sequencer, accompaniment sound source, main melody / secondary melody
Selection means, pitch shifter, mixer, n (n ≧ 1)
A karaoke device having melody playing means, The sequencer stores music stored in an external storage device.
Reproduce information to separate and output harmony information and accompaniment information
And The accompaniment sound source reproduces accompaniment information and outputs an accompaniment sound, The main melody / secondary melody selection means includes a first switching means and a
2 switching means, The first switching means is input from a microphone
Switch singing sound to the mixer or pitch shifter
Output, The second switching means is configured to output a harmonic signal from the sequencer.
Information is stored in each sub-melody extracting means in the sub-melody reproducing means.
Or switch to the pitch shifter and output, The pitch shifter converts singing sounds based on harmony information.
To shift the pitch and output it as a harmony sound, The mixer mixes singing sounds, harmony sounds, and accompaniment sounds.
Output Each of the sub-melody reproducing means includes an n-th sub-melody extracting means and a
n sound sources, The n-th sub melody extracting means performs the main melody from the harmony information.
Extracts the nth sub-melody information that is the melody of the part other than the melody
And The n-th sound source reproduces the n-th sub melody information and
outputting the n sub-melody to the n-th headphone, A karaoke apparatus characterized by the following.