JP2000242284A - Key controller and karaoke device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a key controller capable of easily and surely designating so that a selected piece of music is performed with a favorite key height even before the music is performed, and even on the way of performing the music, and adjusting the key height of the selected music to the height precisely matched with the range of voice of a user even by a tone-deaf person, etc., and a KARAOKE(orchestration without lyrics) device provided with the key controller. SOLUTION: In the key controller provided with a designating means 14 inputting a height designating information designating the key height at a performance time and a key change means 15 changing key information of performance information containing main melody performance information and accompaniment performance information based on the height designating information, a detection means detecting the highest sound in the main melody performance information as height information of a main melody and an output means outputting the height information of the main melody are provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a key control device and a karaoke device, and more particularly, to a key control device capable of controlling the height of a key of a selected song and a karaoke device provided with the key control device. .

[0002]

2. Description of the Related Art Karaoke is one of entertainments that has been rapidly spread in recent years with the advent of a karaoke apparatus having performance means for playing accompaniment information. When the singer selects a song, the karaoke apparatus includes performance means for outputting performance information including accompaniment performance information and main melody performance information of the selected music as a musical tone. An audio signal is output from a speaker together with the performance information output by the performance means.

The only function of a karaoke apparatus that has been conventionally used is a control function for controlling the volume and sound balance when a selected music piece is played. Is in addition to the features described above,
Many devices having a key control device capable of controlling the key height of a selected song have been increasing. A karaoke device equipped with a key control device can change the key of the selected song according to the singer's vocal range, so that even if the key of the selected song is too high or too low for the singer, the sound pitch is high. It can be adjusted and it is very convenient.

[0004]

However, a conventional key control device of a karaoke apparatus controls a key by rotating a dial, or controls a key by pressing a key-up button and a key-down button separately. And there is a problem that the operability is very difficult. Also, the music played by the karaoke apparatus has different key information of performance information depending on the music. Therefore, it is necessary to perform key control while singing to the actually selected song one by one, which is very troublesome.

[0005] In order to perform key control, not only actually singing as described above, but also a certain degree of sound sense is required. In many cases, control cannot be performed well. As described above, performing the key control of the selected song by the conventional key control device requires not only a large amount of labor as described above, but also performing the key control of the song while actually singing. Because the key changes, the mood of the song being played changes on the way, causing people to become white.

Accordingly, the present invention has been made in view of the above problems,
Specifying that the song to be selected is to be played at the desired key height is easy and reliable, whether at the stage before the song is played or while the song is playing. And a key control device that can adjust the height of the key of the selected song to a height that accurately matches the vocal range even for people with deafness etc. The purpose of the present invention is to provide a karaoke apparatus.

[0007]

In order to achieve the above object, a key control device according to claim 1 of the present invention comprises: a designating means for inputting height designation information for designating the height of a key during a performance; Key changing means for changing key information of performance information including main melody performance information and accompaniment performance information on the basis of the height designation information, wherein the highest tone in the main melody performance information is determined by the height of the main melody. And detecting means for detecting the height information of the main melody.

In the above configuration, the designating means is not particularly limited as long as it can designate the height of the key at the time of the performance. For example, one octave is divided into 12 semitones, and each is digitized. (Numbering) and assigning a numerical value, and by specifying this numerical value, it is possible to specify that the pitch of the highest note in the main melody of the selected song will be a specific pitch, and all types of songs with different keys It is preferable because it can correspond to.

The detecting means may directly detect the height information of the main melody from the key information of the performance information, or the performance information and the height of the main melody so that the height information of the main melody is easily detected. The height information of the main melody may be read from software containing the height information, and there is no particular limitation. Further, in addition to the above-mentioned pitch information of the main melody, that is, the highest note information of the main melody, the lowest note information of the main melody is detected from the key information of the performance information, and the intermediate information of the performance information is obtained from the highest note information and the lowest note information. Sound information may be obtained, and the height of the performance information may be changed based on the intermediate sound information.

Further, as the detecting means, for example, when the key information of the performance information is a digital signal, the digital signal is converted to a Musical Instrument Digital Interface (hereinafter, simply referred to as "MIDI") signal.
A central processing unit (hereinafter, simply referred to as “CPU”) for detecting a pitch, a tone, and the like from the DI signal is the most typical one. Also, when the key information of the performance information is an analog signal, When an analog signal is converted into a digital signal by an analog / digital converter (hereinafter, simply referred to as "A / D converter") and detected, the height information of the main melody in the performance information can be detected easily and reliably. be able to.

The output means is not particularly limited as long as it can simply output the height information of the main melody detected by the detection means. For example, if the output information is displayed, This is preferable because the key information can be smoothly performed by accurately recognizing the pitch information of the highest tone in the performance information. Further, the information output from the output means may be stored or the information may be processed.

A karaoke apparatus according to a second aspect of the present invention includes designating means for inputting height designation information for designating the height of a key at the time of performance, main melody performance information and accompaniment performance information. Key changing means for changing key information of the performance information based on the height designation information; and performance means for playing the performance information in accordance with the key information changed by the key changing means and outputting it as a musical tone from a speaker. In the karaoke apparatus, detection means for detecting the highest tone in the main melody performance information as height information of the main melody, display means for displaying the height information, and the highest sound in an audio signal input within a predetermined time from a microphone And a means for detecting the highest pitch information and outputting the highest pitch information as microphone voice height information, and a display means for displaying the microphone voice height information. It has a configuration that.

[0013] In the above configuration, in the case of a communication karaoke or the like in which the performance information is transmitted by communication, the performance means includes a synthesizer for processing the information and outputting it as a musical tone, and a synthesizer for outputting the musical information as a musical tone. An amplifier that amplifies the volume of a musical tone or a speaker that outputs musical tone information transmitted from the amplifier as sound vibration. When the performance information is recorded on a medium such as a compact disk or a laser disk, a form in which a player playing the medium is used instead of the synthesizer may be used.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a key control device and a karaoke device according to the present invention will be described below in detail with reference to the drawings. FIG. 1 is a block diagram for explaining an embodiment of the key control device according to the present invention. FIG. 2 is a block diagram for explaining a karaoke apparatus provided with the key control device shown in FIG. As shown in FIGS. 1 and 2, the karaoke device 10 includes a key control device 1, a karaoke device main body 2, a microphone 21, and a speaker 22.
And a monitor 23.

The key control device 1 is controlled by a CPU, and includes a first detecting unit 11, a memory unit 13, a designating unit 14 for inputting height designation information for designating the height of a key at the time of performance, and A key change unit 15 and a display unit 16 are provided. Although the karaoke apparatus main body 2 is not shown,
A frequency / voltage converter (hereinafter, referred to as “F / D converter”), an A / D converter, a synthesizer, and an amplifier are provided.

The first detecting means 11 detects the main melody information in the main melody performance information as the main melody height information, and detects the main melody height information detected by the main melody information detecting means 111. Output means 112 for outputting the height information. Output means 1
Reference numeral 12 stores the height information detected by the first detection means 11 and outputs the information to the memory unit 13 which outputs the information to the display means 16.

The memory section 13 has a first memory 131 for storing the height information detected by the first detecting means 11, and the first memory 131 stores the height information.
The information is output to the display means 16. Further, the first memory 131 stores the stored height information in the designation unit 1.
4 is output.

The designation means 14 includes a designation remote controller 140 for designating the information stored in the first memory 131, that is, the height information of the main melody of the performance information, to have a predetermined height, A remote control designation receiving section 141 for receiving designation information from the remote controller 140; an operation section 142 for changing the frequency of the height information based on the remote control information received by the remote control designation receiving section 141; Designation information output unit 143 for outputting to 16
And The designation remote controller 140 also has a normal remote control function for designating a song to be selected.

Although not shown, the designation remote controller 140 has a first adjustment button for increasing the height of the performance information of the specified song and a second adjustment button for decreasing the height of the performance information of the designated song. The first adjustment button can increase the sound in five steps in semitones, and the second adjustment button can increase the sound in six steps in semitones, regardless of the key height of the song being played. Can be lowered. At this time, the sound is raised by holding down the first adjustment button, and when the sound exceeds the upper limit of five or more steps by one semitone, the sound is set to 1
The sound is lowered by an octave, that is, lower than the lower limit sound when the sound is lowered by the second adjustment button, and the sound is raised again by a semitone. Similarly, if the second adjustment button is kept pressed and the lower limit is exceeded, the sound will be 1
It goes up an octave.

The key changing means 15 is provided with an operation unit 142
And a control unit 151 for performing program control to change key data of all channel data of the designated song based on the height information of the main melody changed in step
The height of the performance information can be adjusted to the desired height of the person who operates the designated remote controller 140.

The display means 16 performs graphic processing (in the case of the present embodiment, "digitizes") the height information stored in the first memory 131 so that the height information can be visually recognized. One graphic data creation unit 161
And a third graphic data creating unit 163 for digitizing the height information output from the specifying unit 14. The height information quantified by these display means is shown in FIG.
As shown in (a), the sound of Do-Shi is divided by semitones,
The numbers from 1 to 12 are assigned to each of them and displayed. (Refer to (1) to (12) in the figure.) (Note that the numerical value described between the numerical value of the height information and the keyboard in FIG. 4A is obtained by converting the MIDI sound source information into a numerical value. The digitized height information is sent to the monitor 23 and displayed on the screen of the monitor 23.

Hereinafter, the method of using the karaoke apparatus 10 and the operation of the karaoke apparatus 10 will be described separately when the apparatus is used for the first time (when used for the first music piece) and when it is used for the second time and thereafter. (A) When using for the first time (1). First, the singer selects a song to sing. This is usually performed by designating the music number using the remote controller 140.

(2) When a song is selected, the performance information of the selected song is read from a hard disk (not shown) taken in through a communication line as a playing means as shown in FIG. The performance information is sent from the karaoke apparatus main body 2 to the key control means 1 as shown in FIGS. 1 and 2. (3). The performance information sent to the key control means 1 is, as shown in FIG.
11, the main melody information is detected.
Then, the pitch information of the main melody, which is the highest tone of the main melody, is detected from the detected main melody information, and is sent to the memory unit 13.

(4) The output information from the output unit 112 sent to the memory unit 13 is stored in the first memory 131 and sent to the first graphic data creation unit 161 of the display unit 16 and Monitor 23
Is displayed on the screen. (5). The performance information is the information sent to the key control means 1.
The music is processed by the karaoke apparatus main body 2 in the same manner as a normal karaoke apparatus, while being processed in the paths (3) and (4).

(6) The person (singer) who inputs the voice from the microphone 21 while singing the song, presses the first adjustment button or the second adjustment button of the designated remote controller 140, and presses the key of the music played by (5). Adjust to the height that is most comfortable for singing. At this time, the height information of the main melody is transmitted to the designated remote controller 14.
The height information of the main melody changed by the arithmetic unit 142 based on the specified information from 0 and sent from the specified information output unit 143 is sent to the display means 16, and the height information of the main melody displayed in (4) is displayed. Is displayed on the screen of the monitor 23 in place of the numerical value of the numerical value based on the height information changed by the calculation unit 142. Further, based on the highest pitch information of the main melody information changed by the arithmetic section 142, the control section 151 of the key changing section 15 changes all the key data of the performance information as shown in FIG.

(7) The singer uses the monitor 23 in (6).
Is displayed as a numerical value representing the highest sound at which one can sing a song most comfortably, and is used as a reference when singing karaoke for the second time or later using this karaoke apparatus 10.

(B) When using for the second time or later In (7) of (A), the singer who can recognize the sound whose pitch is most suitable for his / her vocal range based on the numerical value displayed on the screen of the monitor 23. From the songs sung after the second time,
When performing an operation of selecting a song to sing, the designated remote control 140
, The music number of the music is inputted, and the stored numerical value displayed in (7) of (A) is inputted.

By the above operation, no matter what the key of the selected song has, the pitch information of the highest tone of the main melody is changed according to the vocal range of the singer. The singer sings along with the accompaniment played in the same manner as a normal karaoke. As described above, the karaoke apparatus 10 recognizes the second and subsequent times, that is, in the numerical value ((A) of (A)) in which the singer recognizes the highest pitch of the selected song as a height at which the singer can sing without overdoing it. , The numerical value displayed on the screen of the monitor 23), the accompaniment is performed with the height changed to suit the user only by inputting this numerical value, and the user can enjoy karaoke more comfortably. be able to.

In the karaoke apparatus 10, the control unit 151 changes the key data of all the channel data of the designated music based on the pitch information of the highest melody of the main melody changed by the calculation unit 142. FIG. 4 (a),
This will be described in detail with reference to FIGS. 4B and 4C. First, as shown in FIG. 4 (a), the numerical value is divided so that the numerical value increases by one when a semitone is raised, and the MI sound is set so that the sound of C (do sound) at the center of the piano keyboard becomes 60.
Set DI sound source information.

In addition, de, de (de), de, de (de), de, de, dee, de (de), de, de (de), de, de (de)
Twelve sounds of La, Ra (Sh) and Shi (Fig. 4 (a) (1))
As shown in (12) to (12), the values are digitized to 1 to 12 so that the display means can display them. And, for example, FIG.
As shown in (b), when the designation information of changing the first sound “S” in the song “Butterfly” to the sound of “Fa” lower by one level is oscillated from the designated remote controller 140,
The sound of (8) is reduced by one to the sound of (7). Then, as shown in FIG. 4C, other sounds are also lowered one by one, and the key data is changed.

The karaoke apparatus 10 described above has the following features.
When a key is changed to the singer's favorite pitch, the highest note in the main melody of the song with this key changed is converted to a numerical value, similar to a karaoke device with a pitch adjustment function used conventionally. Is displayed. Therefore, the singer must objectively recognize the displayed value as the value of the key that can be emitted without overdoing it, that is, the value of the key that matches the pitch of the user's voice. Can be.

In the karaoke apparatus 10 after the second time,
When the user sings a song, the user designates the song to be selected using the designated remote controller 140, and inputs a numerical value recognized at the time of the first singing as a key corresponding to his / her voice pitch, No matter what kind of song you choose, you can enjoy karaoke at a height that is perfect for you.

Next, another embodiment of the key control device according to the present invention will be described with reference to FIG. As shown in FIG. 3, the karaoke device 10A includes a key control device 1A, a karaoke device main body 2, a microphone 21, and a speaker 22.
And a monitor 23. That is, the karaoke device 10A has the same configuration as the karaoke device 10 except for the key control device 1A.

The key control device 1A is controlled by a CPU, and includes a first detecting means 11, a second detecting means 12,
Memory unit 13A, designation unit 14, and key change unit 1
5 and display means 16A. That is, the key control device 1 </ b> A has a configuration in which the key control unit 1 is provided with the second detection unit 12 that detects a sound input by the microphone 21.

Although not shown, the second detecting means 12 converts the voice input from the microphone within a predetermined time into an F / D converter provided in the karaoke apparatus main body 2 and an A / D converter.
A microphone voice pitch information detecting unit 121 is provided for operating (scanning) and detecting the pitch information of the highest tone from the voice information digitally processed by the converter, and the detected pitch information is stored in the second memory unit 13A. Output to memory.

The memory section 13A stores the height information detected by the first detecting means 11 in the first memory 13A.
1 and a second memory 132 for storing height information detected by the second detecting means 12.
31 and both memories of the second memory 132,
The stored height information is output to the display means 16A.

The display means 16A comprises a first graphic data creating section 161 for digitizing the height information stored in the first memory 131 into a form which can be visually recognized, and a second memory 132 A second graphic creation unit 162 for digitizing the height information stored in
A third graphic data creating unit 163 for digitizing the height information output from the specifying unit 14;

The height information digitized by the display means 16A is sent to the monitor 23 and displayed on the screen of the monitor 23. At this time, the monitor 23
Both the display of the highest tone in the main melody of the performance information digitized by the first graphic data creation unit 161 and the display of the highest tone in the audio information input from the microphone 21 digitized by the second graphic creation unit 162 It is supposed to do.

Next, a description will be given of a method of using the karaoke apparatus 10A having a function of detecting and displaying audio information from a microphone and an operation of the karaoke apparatus 10A when used for the first time. When the karaoke apparatus 10A is used for the second time or later, the same usage method as that of the karaoke apparatus 10 is performed, and the operation is the same as that of the karaoke apparatus 10, so that the description is omitted.

(1) First, the singer selects a song to sing. This is usually performed by designating the music number using the remote controller 140. (2). When a song is selected, the performance information of the selected song
As shown in FIG. 2, it is sent into the karaoke apparatus main body 2 from a hard disk (not shown) taken in through a communication line as playing means, and further, as shown in FIG. 1 and FIG. The performance information is sent from the karaoke apparatus main body 2 to the key control means 1.

(3) The main melody information of the performance information sent to the key control means 1 is detected by the main melody information detecting means 111 of the first detecting means 11 as shown in FIG. Then, the pitch information of the highest tone is detected from the detected main melody information, and is sent to the memory unit 13. (4) The output information from the output unit 112 sent to the memory unit 13 is stored in the first memory 131 and the first graphic data creation unit 1 of the display unit 16.
It is sent to 61 and is digitized and displayed on the screen of the monitor 23.

(5). The performance information is processed by the karaoke apparatus main body 2 in the same manner as a normal karaoke apparatus, while the information sent to the key control means 1 is processed through the paths of (3) and (4). Is done. (6). In accordance with the music played in (5),
The audio information input from 1 is converted from a frequency to a voltage by an F / D converter, converted from an analog signal to a digital signal by an A / D converter, and converted as audio information.
Sent to key control device 1A.

(7). The voice information is detected by the microphone voice height information detecting section 121 of the second detecting means 12 of the key control device 1A, and the highest pitch information is detected. Is output to the second memory 132
Is stored. (8). The microphone voice height detected by the microphone voice height information detection unit 121 stored in the second memory 132 is sent to the second graphic data creation unit 162 of the display unit 16A, and is digitized. It is displayed on the screen of the monitor 23.

(9). The person (singer) who inputs the voice from the microphone 21 has the display quantified in the process of (4), and (8)
5, the remote control 140 designates the highest pitch information of the main melody information so as to match the user's vocal range, as shown in FIG. (10). The highest pitch information of the main melody information is
It is changed by the calculation unit 142 based on the designation information from 0. Further, the control unit 151 of the key changing means 15
The key data is changed as shown in FIG.

The karaoke apparatus 10A can change not only the highest note of the main melody to match the range of the singer's vocal range, but also the highest note of the main melody visually and in the voice information input to the microphone by the singer. Checking the highest sound further enhances the enjoyment of karaoke.

The karaoke apparatus according to the present invention is not limited to the karaoke apparatus 10 or the karaoke apparatus 10A shown in the above embodiment. Karaoke device 1
0 or in the karaoke apparatus 10A, the highest tone of the main melody of the detected music is displayed on the display means 16 or the display means 16A,
As shown in FIG. 4 (a), the frequency of the singer's highest note is
Although the sound of "do" was replaced with the number 1 and displayed as a numerical value, this is only an example, and "do"
Other sounds may be replaced with 1. Further, the display means 16 or the display means 16A may display the pitch of the sound in the form of a symbol such as A, B, C,. It may be displayed by other symbols or patterns. Further, instead of displaying on the monitor as described in the above embodiment, a display device such as an electric bulletin board may be separately provided, or a display unit may be provided in the karaoke apparatus main body.

In the above embodiment, the performance information is
The pitch of the sound divided into 1 octave and 12 sounds is divided into 5 steps in the direction of raising and 6 steps in the direction of lowering. The pitch of the sound may be adjusted so that the number of steps is five or more or five or less.
Furthermore, in the above-described embodiment, when the karaoke apparatus 10 is used for the first time, the highest sound in the singer's vocal range is detected by singing a song according to the actually selected song. Instead of such a karaoke device, for example, the singer's voice range may be detected using the following karaoke device.

(1) First, a switch for detecting the highest sound in the vocal range provided in the karaoke apparatus is pressed. (2) Then, a sound is emitted so as to increase by one semitone from a sound of a low frequency of the scale, and the pitch of this sound is digitized, and this numerical value is displayed on the monitor.

(3) Within a predetermined time, the singer inputs a voice from the microphone so as to match the sound emitted in (2). The voice input from this microphone is also digitized and displayed on the monitor. (4) Compare the numerical values of (2) and (3) displayed on the monitor and store the numerical value of the vocal pitch of the singer.

(5) When specifying the selected music,
Simultaneously input the numerical values stored in (4). The means for detecting a vocal range having the above-described configuration can detect vocal range information more accurately because the vocal range is not pulled by accompaniment when singing a song.

In the above-described embodiment, the key control device 1 or the key control device 1A is provided in the karaoke device 10 or the karaoke device 10A.
It may be provided in a device that takes in a recording medium such as a floppy disk, a mini disk (MD), and a magnet optical disk (MO).

Further, in the above-described embodiment, the designation remote controller 140 is used to perform all operations such as designation of a song to be selected, adjustment of the key height of the selected song, and input of a key number of a desired height. However, a karaoke microphone may be provided with a key height adjustment switch for the selected song. In this way, the height of the keys can be easily adjusted while singing, which is convenient. However,
In this case, it is preferable to set a priority order so that the karaoke apparatus can operate without any problem when a signal is simultaneously transmitted from the karaoke microphone and the designated remote controller.

[0053]

As described above, the key control device according to the present invention can perform the selected music in a state where it is in accordance with the singer's vocal range by a simple operation. The karaoke apparatus according to the present invention can easily sing a song that has not been found, and can easily enjoy karaoke because the key control can be easily performed.

[Brief description of the drawings]

FIG. 1 is a block diagram for explaining an embodiment of a key control device according to the present invention.

FIG. 2 is a block diagram illustrating a karaoke device including the key control device shown in FIG. 1;

FIG. 3 is a block diagram for explaining another embodiment of the key control device according to the present invention.

FIG. 4 is an explanatory diagram illustrating the operation of a key changing unit.

FIG. 5 is an image diagram when the karaoke apparatus of the present invention is used.

[Explanation of symbols]

 1 (A) Key control device 10 (A) Karaoke device 11 (First) detecting means 12 (Second) detecting means 14 Designating means 15 Key changing means 16 (A) Display means 2 Karaoke device body

Continued on the front page F term (reference) 5D108 BA04 BC13 BD12 BE10 BF02 BF06 BG06 5D378 BB02 KK02 KK12 KK44 LA15 LA27 LA28 LA33 MM36 MM37 MM47 MM52 MM62 MM68 MM93 MM97 QQ01 TT04 TT18 TT22 XXT XXXXXXXX

Claims (2)

[Claims] 1. A designating means for inputting height designation information for designating a key height at the time of performance, and key information of performance information including main melody performance information and accompaniment performance information based on the height designation information. A key control device comprising: a key change unit for changing the key pitch of the main melody performance information; and a output unit for outputting the height information of the main melody. A key control device, characterized in that: 2. Designation means for inputting height designation information for designating the height of a key at the time of performance, and key information of performance information including main melody performance information and accompaniment performance information based on the height designation information. A karaoke apparatus comprising: key changing means for changing the key tone and the key information changed by the key changing means; Detecting means for detecting as main melody height information;
Display means for displaying the pitch information of the main melody, means for detecting the highest sound in the audio signal input within a predetermined time from the microphone, and outputting the height information of the highest sound as microphone sound height information, A karaoke apparatus comprising: display means for displaying the microphone voice pitch information.