WO2008018621A1

WO2008018621A1 - Karaoke player and program

Info

Publication number: WO2008018621A1
Application number: PCT/JP2007/065888
Authority: WO
Inventors: Toshikazu Sato
Original assignee: Yamaha Corporation
Priority date: 2006-08-10
Filing date: 2007-08-08
Publication date: 2008-02-14
Also published as: JP2008046150A

Abstract

A technique of enabling the singer of a karaoke player to strongly hear a specific part such as a guide melody even when the signer is moving while singing is provided. The singer operates a part selection switch (123) provided to a microphone (121) and selects a part of the song to sing. The part selection switch (123) outputs an operation signal (part information) corresponding to the operated content to a direction control unit (17). When the singer sings a song to the accompaniment, the direction control unit (17) receives a sensor signal (direction information) from a position sensor (122) provided to the microphone (121) and detects the direction toward the microphone (121), i.e., toward the singer. According to the direction information outputted from the direction control unit (17), an output direction control unit (16) controls a loudspeaker array (18) to produce the guide melody corresponding to the part toward the direction of the singer.

Description

Description Karaoke Performance Equipment and Program Technical Field

The present invention relates to a karaoke performance device and a program.

Background art

In a karaoke performance device, a method has been proposed in which the direction of sound output of a singer's singing voice is controlled to enhance entertainment. For example, Japanese Patent No. 3 5 7 7 7 7 7 discloses a method for expanding the karaoke performance by changing the localization position of the singer's singing voice. In addition, Japanese Patent Laid-Open No. 20 05-1- 7 3 1 3 7 proposes a technique for listening to a singing voice of a singer within a specific range. On the other hand, Japanese Laid-Open Patent Publication No. Hei 10-3 2 92 2 proposes a karaoke performance device in which a directional speaker for a singer is installed so that only the singer can hear a vocal.

By the way, in the technique described in Japanese Patent Laid-Open No. 10-3 2 9 2, when the singer is singing at the same place, the guide vocal can be heard, but the singer moved while singing. The case could not be handled.

The present invention has been made under the background described above, and it is a technique that can make a singer strongly hear a specific part such as a guide mouth even when the singer moves while singing. It is intended to provide.

Disclosure of the invention 2007/065888

2

In order to achieve the above object, according to the first aspect of the present invention, storage means for storing musical sound data representing musical sounds of a plurality of parts constituting a musical piece for each part, and detecting the position of the singer Position detection means provided to the output direction control means as direction information, and the musical tone data of each part are read from the storage means, and a musical sound signal of a predetermined specific part is generated and output. Musical tone generation means for generating and outputting a musical tone signal corresponding to a part or all of the part excluding the part, and generating the musical tone by specifying a direction based on the direction information supplied from the position detection means. Output direction control means for outputting a musical sound signal of a specific part supplied from the means, and a part or all of the musical sound signals of the part excluding the specific part outputted from the musical sound generating means. A first sound emission means for emitting sound, and a second sound sound having a directivity in the designated direction with respect to the music signal of the specific part output from the output direction control means. There is provided a karaoke performance device comprising: sound emitting means;

In the first aspect of the present invention, the predetermined specific part musical tone data is a guide mouthpiece, and the predetermined musical part data excluding the predetermined specific part is accompaniment data. Is preferred. In the first aspect of the present invention, the musical sound data of the predetermined specific part indicates a melody of a plurality of parts, and the musical sound generating means selects any of the plurality of parts. It is preferable that a musical tone signal of the part selected by the selection unit is output to the output direction control unit.

Further, in the first aspect of the present invention, the sound collecting means for collecting the singing voice of the singer, and according to part or all of the musical sound signal of the part excluding the specific part output from the musical sound generating means. And the song of the singer It is preferable to further include mixing means for mixing the singing voice and outputting it to the first sound emitting means.

In the first aspect of the present invention, it is preferable that the selection means selects the part according to a signal output from the operation means in accordance with a singer's operation.

In the first aspect of the present invention, the apparatus further comprises a pitch detection unit that detects a pitch from an audio signal output from a sound collection unit that collects the singing voice of the singer, and the selection unit includes the pitch detection unit. It is preferable to compare the pitch detected by the above and the pitch of the musical sound data for each part stored in the storage means, and select the musical data part having the highest degree of coincidence according to the comparison result.

In the first aspect of the present invention, there is provided a sensor signal receiving means for receiving a signal from a sensor provided in a sound collecting means for collecting a singer's singing voice, and the position detecting means comprises the sensor It is preferable to detect the position of the singer in accordance with the signal received by the signal receiving means. Further, in the first aspect of the present invention, a plurality of sound collecting means arranged in a row and outputting the sound collected by each as a sound signal, and a plurality of delaying output signals from each of the sound collecting means And a sound collection direction control means for controlling the sound collection direction of the plurality of sound collection means by controlling the delay time of each delay means, and the position detection means comprises the sound collection direction. It is preferable that the position of the singer is detected according to the sound collection volume of the plurality of sound collection means whose sound collection directions are controlled by the direction control means.

In order to achieve the above object, according to a second aspect of the present invention, there is provided a program for causing a powerful karaoke performance device to execute a karaoke performance method, wherein the karaoke performance method includes a plurality of parts constituting a musical composition. A memory step that stores musical sound data representing each musical sound for each part, and detects the position of the singer A position detection step for supplying the output direction control unit as direction information, reading out the stored musical tone data of each part, generating and outputting a predetermined musical tone signal of the specific part, and A tone generation step for generating and outputting a tone signal corresponding to a part or all of the part excluding the part, and the tone generation step by designating a direction based on the direction information supplied in the position detection step The output direction control step for outputting the musical sound signal of the specific part supplied in step (b), and the sound corresponding to part or all of the musical sound signal of the part excluding the specific part output in the musical sound generation step. The musical sound signal of the specific part output from the first sound emission step to be sounded and the output direction control step has directivity in the designated direction. Program comprising a second sound emission step of sound, is provided. Brief Description of Drawings

FIG. 1 is a block diagram showing an example of the configuration of a karaoke performance device. FIG. 2 is a diagram showing an example of the contents of the musical sound data.

'FIG. 3 is a block diagram showing an example of the configuration of the input unit.

FIG. 4 is a diagram for explaining an operation example of the karaoke performance apparatus. FIG. 5 is a block diagram showing an example of the configuration of the input unit of the karaoke performance device.

FIG. 6 is a diagram for explaining an operation example of the karaoke performance apparatus. FIG. 7A is a diagram showing an example of the configuration of a speaker force array.

FIG. 7B is a diagram showing an example of the configuration of the speaker array.

FIG. 8A shows an example of the structure of a speaker array.

FIG. 8B shows an example of the structure of the speaker array. 888

BEST MODE FOR CARRYING OUT THE INVENTION

Hereinafter, embodiments of the present invention will be described with reference to the drawings.

<A: First embodiment>

<A-1: Configuration>

FIG. 1 is a block diagram showing an example of the configuration of a karaoke performance apparatus 1 according to this embodiment. The arrows in the figure schematically show the data flow. In the figure, a storage unit 1 1 is a storage means such as a hard disk device, and includes a musical sound data storage area 1 1 1. The music data storage area 1 1 1 stores music data in a data format such as the MIDI (Musical Instruments Digital Interface) format, and accompaniment data constituting the accompaniment sound of each music is stored for each music. , Data in a data format such as MIDI format, which is stored for each song. In the following explanation, when there is no need to distinguish between “accompaniment data” and “melody data”, these will be referred to as “musical sound data”.

FIG. 2 is a diagram showing an example of the contents of the musical tone data stored in the musical tone data storage area 1 11. As shown in the figure, in this storage area, “music ID”, “part ID”, and “music data” are stored in association with each other. Among these items, the “song ID” item stores song identification information for identifying a song. In the “Part ID” item, identification information for identifying each part constituting the music is stored for the music composed of a plurality of parts. In the “musical sound data” item, musical sound data such as melody data and accompaniment data representing the guide melody of the part is stored. In the example shown in the figure, the song with the song ID “0 0 1” consists of one part, and one piece of musical sound data is stored for this song. 7 065888

6

Yes. On the other hand, a song whose song ID is “0 0 2” is composed of four parts “0 1” to “0 4”, and music data (accompaniment data and melody data) is stored for each part. It is remembered.

Next, the configuration of the input unit 12 will be described below with reference to FIG. FIG. 3 is a block diagram showing an example of the configuration of the input unit 12. In the figure, a microphone 1 2 1 is a sound collecting means for collecting a singer's singing voice and outputting a voice signal representing the collected voice (hereinafter referred to as “singer voice data”). The position sensor 1 2 2 is provided in the microphone 1 2 1 and outputs a sensor signal (hereinafter referred to as “direction information”). The part selection switch 1 2 3 is a switch that is provided in the microphone 1 2 1 and outputs an operation signal (hereinafter referred to as “part information”) according to the operation content of the singer. The singer selects the part of the musical piece by operating this part selection switch 1 2 3. The operation unit 1 2 4 has various keys such as a play key and a scoring key, and outputs an operation signal to the karaoke performance unit 13 according to an operation by a singer (hereinafter referred to as “singer”).

Returning to the explanation of FIG. The karaoke performance unit 13 functions as a tone generation means for reading out the tone data of each part from the tone data storage area 11 1 1 and generating a tone signal corresponding to each part. The karaoke performance unit 1 3 supplies the music signal of the specific part selected by the operation of the part selection switch 1 2 3 to the output direction control unit 1 6 and a part of the part excluding the specific part or The music signal corresponding to all is supplied to the mixer 14. The mixer 14 mixes the musical sound signal supplied from the karaoke performance unit 13 and the audio signal (singer audio data) output from the microphone 1 2 1 and outputs the result to the speaker 15. The speaker 15 is sound emitting means (first sound emitting means) for emitting sound according to the sound signal supplied from the mixer 14. Specifically, for example, the karaoke performance section 1 3 starts from the musical sound data storage area 1 1 1, and “part A guide melody data”, “part B guide melody data”, etc. Data is read out, and a musical tone signal corresponding to each data is generated and output to the output direction control unit 16, and accompaniment data other than the mouthpiece department store is read out from the musical tone data storage area 1 1 1. The tone signal corresponding to the read accompaniment data is generated and output to the mixer 14. At this time, the mixer 14 mixes the accompaniment data supplied from the karaoke performance section 1 3 with the audio signal (singer audio data) output from the microphone 1 2 1 and outputs it to the speaker 15. . The speaker 15 emits an accompaniment sound and the singing voice of the singer.

The direction control unit 17 functions as a position detection unit that detects the position of the singer, sensor signal reception unit that receives the direction information output from the position sensor 1 2 2 of the input unit 12, and part information Part information that accepts input of Λ Functions as a force accepting means. The direction control unit 17 periodically receives the sensor signal from the position sensor 1 2 2 (for example, every 1 ms). Thereby, even if the singer who sings while holding the microphone 1 2 1 moves, the direction (position) of the singer can be detected at any time. The direction control unit 1 7 indicates the direction in which the guide melody is emitted for each part according to the direction information and part information output from the input unit 1 2 (for example, “Part A direction information”). , “Part B direction information” ···, etc.) are output to the output direction control unit 16.

The output direction control unit 16 supplies the sound signal of a specific part predetermined to the speech force array 18 by designating the direction detected by the direction control unit 17. The speaker array 18 includes a plurality of speakers and a plurality of delay circuits (not shown) for delaying signals output to the speakers. 8

This is a sound emission means (second sound emission means) for controlling the delay time so that the signal supplied from the force direction control unit 16 has directivity in the specified direction.

A-2: Operation>

Next, the operation of this embodiment will be described. First, the singer operates the operation unit 1 2 4 of the karaoke performance device 1 to select a song to be sung. The operation unit 1 2 4 outputs an operation signal corresponding to the operated content to the color playing unit 1 3. The karaoke performance unit 1 3 selects a song in response to the operation signal output from the operation unit 1 2 4 and starts karaoke accompaniment for the selected song. In other words, the karaoke performance unit 13 reads the accompaniment data from the musical sound data storage area 1 1 1 and supplies it to the mixer 14, and the mixer 14 converts the accompaniment data into an analog signal and supplies it to the speaker 15. Then, the accompaniment sound represented by the accompaniment data is emitted.

At this time, the singer operates the part selection switch 1 2 3 provided on the microphone 1 2 1 to select which part to sing. The part selection switch 1 2 3 outputs a signal (part information) corresponding to the operated content to the direction control unit 17. The direction control unit 17 selects a part according to the part information output from the part selection switch 1 2 3.

When the accompaniment sound is emitted, the singer sings by holding the microphone 1 2 1. At this time, the direction control unit 1 7 receives the sensor signal (direction information) from the position sensor 1 2 2 provided in the microphone 1 2 1, so that the direction control unit 1 7 The direction, ie the direction of the singer, is detected. The direction control unit 17 outputs direction data indicating the detected direction to the output direction control unit 16. The output direction control unit 1 6 controls the speaker array 1 8 according to the direction data output from the direction control unit 1 7. Then, the guide melody of the corresponding part is released in the direction of the singer.

<A-3: Example of operation>

Next, a specific operation example of this embodiment will be described below with reference to FIG. FIG. 4 is a diagram schematically showing the inside of the force raoke box 100 when the karaoke performance device 1 is used in a certain karaoke box 100. FIG. In the example shown in Fig. 4, singers A, singer B, singers A and B who listen to the singing voice (hereinafter referred to as "audience") C, spectator D and spectator E are in the karaoke box 1 0 0 Enjoying karaoke performance at In this example, singer A and singer B sing on song G, while audiences C, D, and E sitting on sofa 1 0 1 do not sing, singers A, Listen to B sing. A table 10 2 is installed between the singers A and B and the audience C, D and E, and a speaker array 1 8 of the karaoke performance device 1 is installed on the table 1. In this example, singer A sings part a of music G and singer B sings part b of music G. In the following explanation, for convenience of explanation, the microphone 1 2 1 used by the singer A is described as the microphone 1 2 1 A, and the microphone 1 2 1 used by the singer B is described as the microphone 1 2 1 B. .

First, either singer A or singer B operates the operation unit 1 2 4 to select the music G. The operation unit 1 2 4 outputs an operation signal corresponding to the operated content to the karaoke performance unit 1 3, and the karaoke performance unit 1 3 outputs the music G according to the operation signal output from the operation unit 1 2 4. Select and start karaoke accompaniment for the selected song G.

At this time, singer A operates part selection switch 1 2 3 (hereinafter referred to as “part selection switch 1 2 3 A”) provided on microphone 1 2 1 A. And select part a. On the other hand, singer B operates part selection switch 1 2 3 (hereinafter referred to as “part selection switch 1 2 3 B”) provided on microphone 1 2 1 B to select part b.

When singers A and B perform karaoke singing while holding microphones 1 2 1 A and 1 2 1 B respectively, the position sensor 1 2 assigned to microphone 1 2 1 A held by singer A at this time 2 (hereinafter referred to as “position sensor 1 2 2 AJ”), the direction control unit 17 receives the sensor signal (direction information) output from the position control unit 1 7, and the direction control unit 1 7 receives the received direction information and part selection switch 1 2 3 The sound output direction of the guide mouth of part a is determined according to the part information output from A. Direction control unit 1 7 outputs information indicating the determined sound output direction to output direction control unit 1 Output to 6.

Similarly, the direction of the sensor signal (direction information) output from the position sensor 1 2 2 (hereinafter referred to as “position sensor 1 2 2 B”) assigned to the microphone 1 2 1 B held by the singer B is controlled. Part 17 receives the direction information and the direction information is output from the part selection switch 1 2 3 B according to the received direction information and the part information output from the part selection switch 1 2 3 B. The information indicating the determined sound emission direction is output to the output direction control unit 16. The output direction control unit 16 controls the speaker array 1 8 according to the data output from the direction control unit 17 and emits the guide melody of part a in the direction of the microphone 1 2 1 A. Along with. Release the guide melody of Root b in the direction of microphone 1 2 1 B.

Audience C, D, and E cannot hear the guidance sound emitted from the speaker array 18, but can hear the accompaniment sound and singing sound emitted from the speaker 15. Thus, in this embodiment, the singer can sing while listening to the guide melody, while the audience can hear the singer's singing voice instead of the guide melody. In this embodiment, since the position of the singer is detected by a signal from the position sensor 1 2 2 provided in the microphone 1 2 1, even if the singer sings while moving, the guide You can follow up on the mess.

In particular, even if there are multiple singers (such as duet humor), you can hear the guidance of each part of that singer.

In this operation example, the case where two singers, singer A and singer B, sang was explained. However, the number of singer is not limited to two, It may be two or more. When multiple singers sing at the same time, prepare microphones 1 2 1 for the number of singers, and according to the sensor signals from the position sensors 1 2 2 provided on each microphone 1 2 1, The direction control unit 17 detects the position of each singer.

In this case as well, the audience (those who have not sung) will not hear the guide melody, but will be able to hear the singer's voice.

<B: Second embodiment>

Next, a second embodiment of the present invention will be described.

The difference between the configuration of the karaoke performance device (hereinafter referred to as “color-order performance device 2”) according to the second embodiment of the present invention and the configuration of the force-laoke performance device 1 shown in FIG. The configuration of the input unit is different. For this reason, in the following description, the same components as those of the karaoke performance apparatus 1 shown in FIG. FIG. 5 is a block diagram showing an example of the configuration of the input unit 22 of the karaoke performance device 2. As shown in FIG. FIG. 5 corresponds to the diagram of the input unit 12 shown in FIG. 3 in the first embodiment described above. In the figure, The equalizer 2 21 is a group of a plurality of sound collecting means for arranging a plurality of microphones (sound collecting means) (not shown) in a line and outputting the sound collected by each microphone as an audio signal. The part detection unit 2 2 2 functions as a pitch detection means for detecting the pitch from the singing voice of the singer, and also detects the detected pitch and the music data data for each part stored in the musical sound data storage area 1 1 1. It functions as part selection means for comparing the pitch of the sound to be represented and selecting the part corresponding to the mouthpiece data having the highest degree of matching according to the comparison result. The part detector 2 2 2 compares the detected pitch with the guide mouth pitch represented by the guide mouth data, and sings the part with the highest degree of coincidence. Is specified.

The direction detector 2 2 3 includes a plurality of delay circuits that delay the output from each microphone included in the microphone array 2 2 1 and an adder circuit (not shown) that adds the outputs from the delay circuits. By controlling the delay time of each delay circuit, the microphone array 2 2 1 functions as a sound collection direction control means for controlling the sound collection direction of the entire microphone array, and the microphone mouthphone whose sound collection direction is controlled. It functions as a position detection means that detects the position of the singer according to the sound collection volume.

The direction detector 2 2 3 can arbitrarily set the sound collection direction of the microphone array 2 2 1 as a whole by changing the delay and gain of the signal output from each microphone of the microphone array 2 2 1. . By scanning the sound collection direction, the direction detection unit 2 2 3 can detect a position where the volume is increased. Since the position where the volume increases can be regarded as the position where the sound source is, it can be determined that there is a singer at that position. In this embodiment, the volume is high Are detected at two locations (the maximum value and the next largest value).

Next, the specific operation of this embodiment will be described below with reference to FIG. FIG. 6 is a diagram schematically showing the inside of the karaoke box 100 when the karaoke performance device 1 is used in the karaoke box 100.

In the example shown in FIG. 6, a case where singer A, singer B, and singer C sing a song H will be described. In this example, singer A sings main vocal part a, singer B sings hamori part b, while singer C sings hamori part c. Audience D listens to singers A, B, and C.

First, one of the singers operates the operation unit 1 2 4 to select the music H. The operation unit 1 2 4 outputs an operation signal corresponding to the operated content to the karaoke performance unit 1 3, and the karaoke performance unit 1 3 outputs music H according to the operation signal output from the operation unit 1 2 4. Select and start karaoke accompaniment for the selected song H.

At this time, singer A operates part selection switch 1 2 3 (hereinafter referred to as “part selection switch 1 2 3 A”) provided on microphone 1 2 1 A to select part a. To do.

When karaoke accompaniment is performed by the karaoke performance device 1, singer A sings the main vocal part to the accompaniment sound. At the same time, singer B sings hamori part b, and singer C sings hamori part c.

Here, the direction detection unit 2 2 3 detects the positions of the singer B and the singer C according to the sound collection volume of each microphone included in the microphone array 2 2 1. When the position is detected, the direction detector 2 2 3 Direction information indicating the direction of the singer is output to the output direction control unit 16 for each part. The output direction control unit 16 controls the speaker array 18 to emit a guide part of the corresponding part in the direction in which the singer is present.

In this embodiment, since the position of the singer is detected by the microphone array 2 2 1 and the guide mouth mouth sound is emitted from the detected position, each of the singer A, B, and C You can hear the guide melody of the part that the singer sings. Also, singers A, B, and C can easily sing because they cannot hear the guide melodies other than their part.

In addition, since the position of the singer is detected at any time by the microphone array 2 21, even if each singer sings while moving, it is possible to follow and listen to the guide.

Further, according to this embodiment, when there are a plurality of singers (such as duet or hamori), it is possible to hear the guide melody of that part of each singer.

C: Modified example>

As mentioned above, although embodiment of this invention was described, this invention is not limited to embodiment mentioned above, It can implement with other various forms. An example is shown below.

(1) In the embodiment described above, data representing guide melody is used as the melody data. The mouthpiece data is not limited to the data representing the guide mouthpiece, and may be, for example, the voice data representing the singing voice (so-called “guide vocal”) sung by a model singer. Any data that represents the melody of a song may be used. In short, a musical sound data that represents the musical sounds of multiple parts that make up a song. Music data that represents the musical sounds of multiple parts that make up a song, such as data that represents the guide melody for each part, data that represents the singing voice that serves as an example for each part, and data that represents the accompaniment sound for each part As long as it is anything.

(2) In the embodiment described above, accompaniment data is supplied to the speaker 15, while mouthpiece data representing the guide member's guide mouthpiece data is supplied to the speaker array 18.

The data supplied to the speaker 15 may be a musical sound signal corresponding to a part of a part excluding a specific part, or a musical sound signal corresponding to all of the parts excluding a specific part. May be.

(3) In the first embodiment described above, the accompaniment sound and the singer's voice are emitted from the speaker 15 that is different from the sound power array 18, but the configuration is not provided with the sound power 15. The speaker array 18 may be configured to emit accompaniment sounds and singer voices. In this case, for example, as shown in FIG. 7A, the accompaniment sound and the singing voice are emitted from the speaker powers 18 a and 18 k included in the speaker array 18, while the other speaker powers 18 b , 18 c,... May be configured to emit a guide melody.

In the above-described embodiment, the speaker array 18 in which speakers are arranged in a row is used as the second sound emitting means for emitting sound with directivity in the designated direction. Instead, for example, as shown in FIG. 7B, a configuration in which a speaker 18A whose directional axis is rotatable may be used.

(4) The configuration of the speaker array 18 may be as follows. 8A and 8B are diagrams showing an example of the configuration of the speaker array 18. FIG. FIG. 8A is a front view of the speaker array 18, and FIG. 8B is a side sectional view. As shown, the speaker array 18 has a plurality of speakers 1 8 1, 1 8 1,... Arranged in rows in the vertical and horizontal directions. It is. The output direction control unit 16 controls the directivity of the speaker array 18 by supplying audio signals to the speakers 1 8 1, 1 8 1,... According to the output direction signal. Specifically, for example, in FIG. 8B, by supplying an audio signal to the speaker 1 8 1 a, sound having a directivity in the P direction in the figure is emitted.

(5) In the first embodiment described above, the part is selected in accordance with the operation signal output from the part selection switch 1 2 3 in response to the operation of the singer, while the second implementation described above. In the embodiment, the pitch is detected from the voice signal representing the singing voice collected by the microphone array 2 21, the detected pitch is compared with the melody data, and the part is selected according to the comparison result. The part selection method is not limited to these. For example, the part to be sung and the microphone to be used may be selected by operating the operation means such as a remote controller or a touch panel. In this case, the direction control unit 17 selects a part according to the operation signal from the operation means. Further, the collected voice may be analyzed by voice and compared with the lyrics to select the part, or the voice data may be analyzed and the part selected according to the analysis result.

In short, for the music composed of a plurality of parts, the direction control unit 17 may select one of the parts constituting the music. Moreover, it is good also as a structure which does not select a part. For example, in the case of a song that does not support hamori and has a main vocal only guide piece, there is no need to select a part, and the main vocal guide piece can be emitted. Good.

(6) In the above-described embodiment, the singer's singing voice and accompaniment sound are emitted from the speaker array 18. When singing voice or accompaniment sound is output, output direction control unit 16 is included in speaker array 18 Each directivity of the speech force may be controlled in a different direction. In this way, it is possible to add a sense of surround to karaoke performance by spreading the performance sound.

(7) In the embodiment described above, the speaker 15, the speaker array 18, and the input unit 12 are integrated with the karaoke performance apparatus 1. Instead of this, the speaker 15, the speaker array 18, or the input unit 12 may be configured separately from the karaoke performance device 1.

(8) In the first embodiment described above, the position of the singer is detected according to the signal from the position sensor 1 2 2 provided in the microphone 1 2 1, while the second embodiment described above. Then, the sound collection direction was set by changing the delay and gain of the signal output from each microphone in the microphone array 2 2 1, and the position of the singer was detected by scanning this sound collection direction. The method for detecting the position of the singer is not limited to that shown in the above-described embodiment. For example, a singer wears a sensor (for example, a batch, a bow, etc.) and responds to a signal from the sensor. The position of the singer may be detected.

(9) The karaoke performance unit 1 3, the direction control unit 17, and the output direction control unit 16 of the karaoke performance apparatus 1 in the embodiment described above may be realized by a dedicated hardware circuit, or It may be realized by a control unit such as a CPU (Central Processing Unit) reading and executing a software program stored in the storage unit 11. In this case, the program executed by the control unit can be provided in a state of being recorded on a recording medium such as a magnetic tape, a magnetic disk, a flexible disk, an optical recording medium, a magneto-optical recording medium, RAM, or ROM. It can also be downloaded to the karaoke performance device 1 via a network such as the Internet. In addition, the object of the present invention is achieved by executing the following processing. That is, a storage medium that records the program code of the software that realizes the functions of the above-described embodiments is supplied to the system or apparatus, and the computer of the system or apparatus (or CPU or MPU) is stored in the storage medium. This is a process of reading the stored program code. In this case, the program code itself read from the storage medium realizes the functions of the above-described embodiment, and the program code and the storage medium storing the program code constitute the present invention.

The following can be used as a storage medium for supplying the program code. For example, floppy disk, hard disk, magneto-optical disk, CD-ROM, CD-R, CD-RW, DVD-ROM, DVD-R AM, DVD-RW, DVD + RW, magnetic tape, non-volatile Memory card, ROM, etc. Alternatively, the program code may be downloaded via a network.

Further, the present invention includes a case where the functions of the above-described embodiments are realized by executing the program code read by the computer. In addition, based on the instruction of the program code, the OS (operating system) running on the computer performs part or all of the actual processing, and the functions of the above-described embodiments are realized by the processing. Cases are also included.

Furthermore, the present invention includes the case where the functions of the above-described embodiment are realized by the following processing. That is, the program code read from the storage medium is written to a memory provided in a function expansion board inserted into the computer or a function expansion unit connected to the computer. That Later, based on the instruction of the program code, the CPU or the like provided in the function expansion board or function expansion unit performs part or all of the actual processing. Industrial applicability

According to the karaoke performance apparatus and the program of the present invention, even when the singer moves while singing, the singer can be made to hear a specific part such as a guide mouth.

Claims

The scope of the claims

1. storage means for storing, for each part, musical sound data representing the musical sounds of a plurality of parts constituting the music; position detecting means for detecting the position of the singer and supplying it to the output direction control means as direction information; The musical tone data of each part is read from the storage means, and a musical signal of a specific part that is determined in advance is generated and output, and a musical signal corresponding to a part or all of the part excluding the specific part A tone generation means for generating and outputting a sound, and an output direction control means for designating a direction based on the direction information supplied from the position detection means and outputting a tone signal of a specific part supplied from the tone generation means And a sound corresponding to part or all of the musical sound signal of the part excluding the specific part output from the musical sound generating means.

A second sound emitting means for emitting sound with directivity in the designated direction with respect to the sound signal of the specific part output from the output direction control means; Karaoke performance apparatus comprising:

2. The musical sound data of the predetermined specific part is a guide melody, and the musical sound data of the part excluding the predetermined specific part is accompaniment data. Karaoke performance device.

3. The musical sound data of the predetermined specific part indicates a plurality of part mouthpieces, and the musical sound generating means has a selecting means for selecting any of the plurality of parts, The karaoke performance device according to claim 1, wherein the musical tone signal of the part selected by the selection means is output to the output direction control means.

4. Sound collecting means for collecting the singing voice of the singer, sound corresponding to part or all of the musical sound signal of the part excluding the specific part output from the musical sound generating means, and the singer's voice Mix the singing voice and The karaoke performance device according to claim 1, further comprising: mixing means for outputting to the sound means.

5. The karaoke performance device according to claim 3, wherein the selection means selects the part in accordance with a signal output from the operation means in response to a singer's operation.

6. Pitch detection means for detecting the pitch from the sound signal output from the sound collecting means for collecting the singing voice of the singer is provided, and the selection means includes the pitch detected by the pitch detection means and the storage means. 4. The karaoke performance device according to claim 3, wherein the pitch of musical sound data stored for each part is compared, and the musical data part having the highest degree of coincidence is selected according to the comparison result.

7. It comprises sensor signal receiving means for receiving a signal from a sensor provided in the sound collecting means for collecting the singing voice of the singer, and the position detecting means is responsive to the signal received by the sensor signal receiving means. The karaoke performance device according to claim 1, wherein the position of the singer is detected.

8. A plurality of sound collecting means arranged in a row and each outputting sound collected as a sound signal, a plurality of delay means for delaying an output signal from each sound collecting means, and each delay A sound collection direction control means for controlling the sound collection direction of the plurality of sound collection means as a whole by controlling a delay time of the means, and the position detection means has a sound collection direction controlled by the sound collection direction control means. 2. The karaoke performance apparatus according to claim 1, wherein the position of the singer is detected according to the sound collection volume of the plurality of sound collection means controlled.

9. A program for causing a karaoke performance apparatus to execute a karaoke performance method, wherein the karaoke performance method stores a musical sound data representing musical sounds of a plurality of parts constituting a musical piece for each part, and a singer's position. Detecting the position and supplying it to the output direction controller as direction information Reading out the stored musical tone data of each part, generating and outputting a musical tone signal of a predetermined specific part, and corresponding to a part or all of the part excluding the specific part A musical sound generation step for generating and outputting a musical sound signal to be output, and a musical sound signal for a specific part supplied in the musical sound generation step is output by designating a direction based on the direction information supplied in the position detection step. An output direction control step, a first sound emission step for emitting sounds according to a part or all of the musical sound signals except the specific part output in the musical sound generation step, and the output direction. A second sound emission step of emitting sound with a directivity in the designated direction with respect to the music signal of the specific part output from the control step; .