JPH0338694A - Musical sound controller - Google Patents

Abstract

PURPOSE:To perform delicate control over chords corresponding to the fine motion of a human body by setting the kinds of the chords so that the kinds of the chords can be changed according to whether the time from the output of liquid by a liquid generating means to the reception of the liquid corresponding to a liquid receiving means is long or short. CONSTITUTION:The chord control layer 21 formed of plural vertically sectioned chord specification layers 21A, 21B... for controlling the kinds of the chords to be generated is formed right above a musical sound control part 1. Those chord setting layers 21A, 21B... are formed corresponding to the kinds of the chords such as Maj, Min, an 7th chords and light beams from light emitting devices 20 - 2n are reflected in the specific chord specification layer 21A or 21B and photodetected by photodetectors 30 - 3n to select the corresponding kind of chord. Therefore, the light from one of the light emitting devices 20 - 2n corresponding to each side 1A of a musical sound control part 1 is reflected by a reflector in the specific chord specification layer and photodetected by the corresponding photodetecting device among 30 - 3n to set the desired kind of chord with a desired root.

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a musical tone control device that controls the generation of musical tones according to the movement of a human body, and particularly relates to a musical tone control device for easily controlling and producing a desired chord. The present invention relates to a musical tone control device capable of controlling.

[Prior Art] Musical sounds are generally generated either by playing a musical instrument such as a piano, violin, or bass drum, or by vibrating the human vocal cords.

However, in recent years, musical tone control devices have been developed that play music by controlling the generation of musical tones in response to human body movements such as movement of the human body or movements of limbs.

An example of a conventional tone control device of this kind is one described in Japanese Utility Model Publication No. 3826/1983.

The device described in this publication is arranged in correspondence with an electromagnetic wave generating means that generates electromagnetic waves such as infrared rays, and a lower stage of this electromagnetic wave generation, and detects the presence or absence of input of electromagnetic waves output by the electromagnetic wave generating means, and each corresponds to 4. 1. A plurality of groups of detection devices 7 generate an instruction signal for instructing the generation of a musical tone with a pitch of a certain pitch, and a musical tone corresponding to the instruction signal output from each detection device group is generated. The electromagnetic waves output by the electromagnetic wave generating means are continuously interrupted by a human hand, etc., thereby continuously changing the instruction signals output from the plurality of detection devices, thereby creating a glissando technique. It was designed to do this.

[Problems to be Solved by the Invention] However, the conventional method described above can only perform the glissando-hata method, but cannot express chords with fine control.

SUMMARY OF THE INVENTION The present invention aims to overcome the problems of the conventional devices described above and to provide a musical tone control device that can perform richer music by controlling chords minutely in accordance with minute movements of the human body. purpose.

[Means to solve the problem]

#I To achieve the above object, the musical tone control device according to claim 1 includes a plurality of wave body generating means arranged at intervals, and a plurality of wave body generating means arranged so as to correspond to each of the plurality of wave body generating means. A plurality of wave body receiving means are installed and receive the wave body output from the wave body generating means and reflected by the reflecting object, and the wave body output from each wave body generating means is received by the corresponding wave body receiving means. By doing so, the root note of the chord is set in accordance with the wave body receiving means that received the wave body, and the type of chord is set in accordance with the time from the output of the received wave body to reception, and the chord is produced. It consists of a pronunciation means.

The musical tone ta control device according to claim 2 also includes a plurality of wave body generating means arranged at intervals, and a wave body generating means arranged so as to correspond to each of the plurality of wave body generating means. A plurality of wave body receiving means capable of receiving a wave body outputted from the wave body and reflected by a reflecting object, and a wave body outputted from each wave body generation means being received by the corresponding wave body receiving means. Select either the sum fIi scale designation or the root note designation according to the time from output to reception of the wave body, and
It is comprised of a sounding means that selects a chord type for chord type designation and a root note type for root 8 designation, and produces a chord corresponding to the wave body receiving means that receives the wave body.

[For production]

Musical tone LI II+ according to claim 1 having the above-mentioned configuration
According to the device, it is set in advance to change the type of chord depending on the length of time from the output of the wave body in the wave body generating means to the reception of the wave body in the corresponding wave body receiving means, and the type of chord is changed in advance. Since the root note of each chord is set corresponding to the wave body receiving means, if the wave body is output from each body generating means in order, the reflected object from the wave body generating means can be output in accordance with the desired type of chord. By selecting the distance and reflecting the limb output from the wave body receiving means corresponding to the desired root note and receiving it in the corresponding wave body receiving means, the desired chord can be generated. It is possible to play rich music by arbitrarily controlling chords according to minute movements.

Further, according to the musical tone υj control device of claim 2 having the above-described configuration, either the chord type designation or the root note designation is selected in advance depending on the length of time from the output of the wave body to the reception of the wave body. and the chord type is selected in the chord type designation and the root note type is selected in the root note designation in accordance with the wave body receiving means that receives the wave body. If the wave body is outputted from each wave body generation means in order, the distance from the wave body generation means of the right hand, which is a reflecting object, for example, is selected according to the chord type designation, and the wave body receiving means corresponding to the desired type of chord is selected. The limb output from is reflected by the right hand and received by the corresponding wave body receiving means, and the distance from the wave body generating means of the left hand, which is the reflecting object, is selected according to the root note designation, and the desired root note is reflected. By receiving the wave generating means output from the corresponding wave generating means into the corresponding wave receiving means with the left hand, a desired chord can be generated. You can play rich music by controlling chords arbitrarily.

〔Example〕

The present invention will be explained below with reference to embodiments shown in the drawings.

1 and 2 show a first embodiment of a musical tone i11 control device according to the present invention. As an example, Figure 2 shows 128 people within one octave (C.

This figure shows a musical tone υllX1 part 1 for controlling the generation of musical tones and chords corresponding to the sounds (C, D...B).

This musical tone control section 1 is formed into a regular dodecagon corresponding to the names of the 12 notes, and has an area on the inside that allows one person to stand relatively comfortably. On the upper surface of the central portion in the longitudinal direction of each of the 12 sides 1A of the musical tone control section 1, a light emitting device 2° is provided as an example of wave body generating means.

2...2...211 (hereinafter collectively referred to as 2)
is arranged so that it emits light from the top. Further, in the vicinity of each light emitting device 2 on each side 1A of the musical tone control section 1, the light emitting device 2 corresponding to the light emitting device 2 on the same side 1A receives light from the corresponding light emitting device 2 reflected by a reflective object. A light receiver 3.31...31... as an example of a wave body receiving means
311 (hereinafter collectively referred to as 3) is arranged so as to be able to receive light from above. Note that this musical tone control section 1
For example, it is possible to specify musical tones over one octave as well as chords as described above. Therefore, each side 1A has 12 tone names (pitch) (C,
C1...B), and the corresponding pitch name is written on each side 1A.

FIG. 1 shows the configuration of the first embodiment including each of the light emitters 2 and the light receiver 3, and the pass line 4 includes a CPU (central processing unit) that performs various D controls in this device. 5 is connected. Further, in the pass line 4, a program memory 6 storing a predetermined program for instructing the operation of the CPU 5, and a register U7 consisting of a plurality of registers as a working memory for storing and holding various data are arranged in parallel. It is connected to the.

Furthermore, the pass line 4 is provided with a switch F which is made up of a plurality of switches for controlling the power supply 0N10FF and selecting the tone quality and vibrato effect of the generated musical tones.
, T8 are connected.

A light emission drive circuit 9 for driving each of the light emitters 2 is connected to the pass line 4, and this light emission drive circuit 9 has the following functions:
By the action of the CPLJ 5, the program memory 6, the register group 7, etc., the light emitters 2 in the musical tone ai11 control unit 1 are sequentially turned on, for example, in a counterclockwise direction at time intervals of several TrLSeC.

Further, a light reception detection circuit 10 is connected to the pass line 4, and when each of the light receivers 3 receives light from one of the light emitters 2, it outputs the light reception signal to the light reception detection circuit 10. It has become.

Then, the light reception detection circuit 10 outputs a detection signal indicating which light receiver 3 received the light to the CPU 5.

Based on the detection signal from the light reception detection circuit 1o, the CPU 5 specifies the numerical value "i" which is the position of the light receiver 3 that received the light emitted by the light emitter 2, and identifies the light emitter corresponding to the light receiver 3 that received the light. The time difference between the light emission timing by 2 and the light reception timing by light receiver 3 is calculated, and depending on the magnitude of the calculated value, 81'E! The type is determined.

That is, the musical tone III 110 of a reflecting object for reflecting the light from the light emitter 2 and causing the corresponding light receiver 3 to receive the light.
By changing the distance from section 1, the time it takes for the light from light emitter 2 to be received by light receiver 3 changes, and the type of chord corresponding to that time is determined.

FIG. 3 shows a specific example of chord type determination III m as described above, in which the element a is vertically pli.
W! The sound elements corresponding to each layer are controlled by reflecting the light from the light emitter 2 with a reflective object in each layer and having it received by the light receiver 3. There is.

In FIG. 3, a chord i consisting of a plurality of chord designations M21A, 21B, .
+ll60 layer 21 is formed. This chord a+lJ
Each chord setting E21A, 21B... of the layer 21 is Ma
They are formed to correspond to the types of chords such as j, Min, 7th, etc.
The corresponding type of chord is selected by reflecting the light from the light emitter 2 and having the light receiver 3 receive the light in the B. Therefore, within a specific chord designation layer, the light from the light emitting device 2 corresponding to one of the sides 1A of the musical tone υ control section 1 is reflected by the reflecting object, and the corresponding light is received B.
3, a desired type of chord can be set with a desired root note.

Above the chord designation layer 21A, there is a pitch control '7 for controlling the pitch to be sounded! i22 is formed, and this tone pitch 1iIJ control layer 22 is adapted to produce 12 tones within one octave corresponding to each side 1A of the musical tone control section 1.

A tone generator 11 is connected to the pass line 4, and this tone generator 11 is connected to the CPU
When the above-mentioned musical tone control data is input manually from 5, this side■
Using the pitch (high name) and chord indicated by the control data, the switch group 8 generates musical tone signals and chord signals of tone quality set in advance. Also,
A sound system 12 that actually generates musical tones is connected to the Fuji generators 1 to 11 8, and the tone generator 11 and the sound system 1
2 and the like constitute a sounding means.

Next, the operation of this embodiment having the above-described configuration will be explained.

First, when the power is turned on, each light emitter 2
Light emission is sequentially performed in units of several milliseconds. Therefore, a human being located inside the musical tone 1II11611 part 1 controls the generated musical tone with the right hand, and creates a chord that is an accompaniment to the generated musical tone with the left hand.
To control, move your right hand, which is a reflective object, to a specific light emitting device 2 corresponding to the pitch name (pitch) of the musical name to be generated at a height corresponding to the pitch control box 22 on the musical instrument 11+IW section 1.
Hold it up to reflect the light from this particular light emitter 2,
At the same time, the left hand, which is the reflecting object, receives the light at the corresponding light receiver 3, and the root of the chord to be generated at the height corresponding to the desired type of chord designation layer 21A or 21B of the chord control 11 layer 21 on the musical tone control section 1. It is held over a specific light emitter 2 corresponding to the pitch name of the sound, and the light from this specific light emitter 2 is reflected and received by the corresponding light receiver 3.

Then, the CPU 5 calculates which light receiver 3 received the light and the time from light emission to light reception, and determines the &IX (note name) of the musical tone to be generated, the type of chord to be generated, and the note name of its root note. Pitch data for determination is calculated.

Therefore, the chord master layer 2 on Raku M IJ 111 part 1
By appropriately moving the reflecting object at a height corresponding to the pitch control layer 1 and the pitch control layer 3II 22, a musical tone of a desired pitch can be outputted from the sound system 12 via the tone generator 11 with a desired harmony. Furthermore, if the reflective object is held at the same position, a musical tone of the same pitch will be generated intermittently every time the light emitted from each light emitter 2 goes around. is several 10m5
eCPi! Since it only takes a short time, it is possible to continuously obtain substantially the same 8-high musical tones or chords.

According to the embodiment described above, a person inside the musical tone control unit 1 uses a reflecting object to reflect the light emitted from the light emitter 2 corresponding to a desired pitch at a height corresponding to the pitch control 'aB22. The light is reflected in the direction of the light receiver 3 and received by the light receiver 3, and the desired root of the chord is reflected at the height corresponding to the desired type of chord designation layer 21A or 21B of the tone B control m+ layer 22. By counter-opening the light emitted from the light emitter 2 corresponding to the sound in the direction of the corresponding light receiver 3 and receiving the light on the light receiver 3, it is possible to easily generate a desired type of chord. .

FIG. 4 shows a second embodiment of the present invention. In this embodiment, unlike the previous embodiment, only chords can be controlled.

In FIG. 4, a chord type designation layer 31 for specifying the type of chord is formed on the musical tone 1i11 WJ section 1.
This chord type designation layer 31 has a sum G such as Maj, Min, 7th, etc. corresponding to each side 1A of the musical tone υItll1 part 1.
It is now possible to specify the type.

A root note specification layer 32 for specifying the root of the chord is formed on one side of this chord type specification layer 31, and this root note specification MB2 corresponds to each side 1A of the musical tone control section 1. teC%G
It is now possible to specify the root note of the chord ', D...B.

The configuration corresponding to the above-mentioned FIG. 1 for controlling the generation of chords by the above-mentioned chord type specification layer 31 and root note specification layer 32 is the specific 1III121 in CPLJ5.
The only difference is that I can only generate chords, so illustration and explanation thereof will be omitted.

According to the above-mentioned configuration, for example, by holding your right hand over the light emitter 2 on the side IA of the musical tone control section 1 corresponding to the desired root note of the chord at a height corresponding to the root note designation layer 32, the light emitter 2 is pressed. The light from 2 is reflected by the right hand to the corresponding light receiver 3.
For example, the chord type designation layer 3 with the left hand
1, hold it directly above the light emitter 2 on the side 1A of the musical tone control section 1 corresponding to the desired chord type, and emit the light emitted i'! By receiving the light from 32 with the left hand and causing the corresponding light receiver 3 to receive the light, the CP 5 calculates harmonious data of the desired type and the desired root note, and outputs it through the sound system. can.

According to this embodiment, by reflecting the light from the light emitter 2 in both the chord type designation layer 31 and the root note designation layer 32 and allowing the light receiver 3 to receive the light, it is possible to accurately pronounce various kinds of chords. .

Note that even if there is no J3 designation in both the chord type designation layer 31 and the root note designation layer 32, the previous detection data is stored in the CPU memory and used for the elements that are not designated. You can.

FIG. 5 shows flowchart 1 for obtaining a desired chord by specifying only one of the chord type specification layer 31 and root height specification layer 32.
In this state, Maj is automatically set.

According to FIG. 5, by simply specifying either one of the chord type specification layer 31 and the root note specification layer 32, it is possible to sequentially set chords using the previous detection data. can be obtained.

In addition, in the present invention, even if it is not an electromagnetic wave such as light, it is also possible to perform control using a wave body such as an elastic wave such as sound. Furthermore, the present invention can be modified in various ways as necessary.

(Effects of the Invention) As explained above, according to the present invention, chords can be controlled according to the movements of the hands, feet, etc. of the performer, making it possible to express music in a more nostalgic manner. can.

[Brief explanation of drawings]

1 to 3 show a first diagram of a musical tone control device according to the present invention.
Fig. 1 is a configuration diagram of the musical tone control section 1, Fig. 2 is a perspective view of the musical tone control section, Fig. 3 is an explanatory diagram showing the control area, and Figs. 4 and 5 are diagrams showing an embodiment. This shows a second embodiment of the present invention, and FIG. 4 is a diagram similar to FIG. 3, and FIG. 5 is a flowchart for setting the sound of the river. 1... Musical tone control section, 2... Light emitter (wave body generating means)
, 3... Light receiver (wave body receiving means), 4... Pass line, 5... CPU, 6... Program memory, 7...
. . . Register group, 8 . . . Switch group, 9 . . . Light emission drive circuit, 10 . Layer, 31... Chord type specification layer, 32... Root note specification layer.

Claims (1)

[Scope of Claims] 1) A plurality of wave body generating means arranged at intervals, and a wave body disposed corresponding to each of the plurality of wave body generating means and output from the wave body generating means and reflected by a reflecting object. A plurality of wave body receiving means capable of receiving reflected wave bodies, and a wave body outputted from each wave body generating means being received by the corresponding wave body receiving means, so that the wave body receiving means receives the wave body. A musical tone control device comprising a sounding means for setting the root tone of a chord correspondingly, setting the type of the chord correspondingly to the time from the output of the received wave body to the reception, and emitting the chord. 2) A plurality of wave body generating means arranged at intervals, and a wave body arranged corresponding to each of the plurality of wave body generating means and receiving the wave body output from the wave body generating means and reflected by the reflecting object. The wave body output from each wave body generating means is received by the corresponding wave body receiving means, and the time from the output of the received wave body to the reception is Select either chord type specification or root note specification, and select the chord type for chord type specification and the root note type for root note specification, depending on the wave body receiving means that received the wave body. A musical tone control device comprising a sounding means for producing a chord.