JP2560365B2 - Music control device - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a musical tone control device for controlling a musical tone generated by bending and stretching a human finger.

[Background Art] In the past, pronunciation was performed by playing a musical instrument such as a saxophone or a trumpet, and no musical tone was generated, for example, in accordance with simple bending and stretching of a finger.

Therefore, the applicant of the present invention has previously developed a musical sound generator capable of generating a musical sound according to bending and stretching of a finger (see Japanese Patent Application No. 62-44233).

FIG. 18 is a diagram showing an external configuration of the musical sound generating apparatus. This device includes a device body 1, a detection unit 2 for the right hand,
It is composed of a detection unit 3 for the left hand, and the device body 1 is worn on a human waist by a belt 4, and the detection units 2, 3
Is worn on each of the human right and left hands.

Here, the configuration of the detection unit 2 will be described. FIG. 19 is a perspective view showing the schematic configuration of the detection unit 2. In this figure, Fr is a glove-shaped wearing tool, and Sr _{1 to} Sr ₅ are wearing tools Fr.
Is a detector attached to the back side of each finger (hereinafter referred to as a finger switch). Finger switch Sr ₁ ~ Sr
₅ , for example, is configured as shown in FIG. In this figure, reference numeral 5 denotes a rectangular thin plate made of a flexible material such as plastic, and one end thereof is fixed to the base of the finger of the wearing tool Fr. Thin plate 5
A cylinder 6 that is open in the direction of the base of the finger is attached to the other end of the. A movable piece 8 that is biased toward the opening side from the bottom by springs 7a and 7b is slidable in the cylinder 6. Has been inserted. Reference numeral 9 is a gate member through which the thin plate 5 is passed, and is attached by fixing parts 9a, 9a on a mounting tool Fr which is an intermediate position between the first joint and the second joint of a human. The central portion of the thin plate 5 passes through the inside of the gate member 9. Further, the gate member 9 is provided with a push button switch 10 having a push button 10a having a protrusion protruding in the direction of the fingertip. In the finger switch Sr ₂ configured in this way, as shown in FIG. 21, when the player bends his / her finger at the second joint, the thin plate 5 moves in the direction of arrow D, and the tip of the movable piece 8 moves. Push the push button 10a.
As a result, the push button switch 10 is turned on, and when the finger is extended as before, the thin plate 5 returns to its original position and the push button switch 10 is turned off. The detection unit 3 also has the same configuration as that of the detection unit 2 described above, and finger switches Sl _{1 to} Sl ₅ are attached to the respective finger portions of the wearing tool Fl (not shown).

Next, FIG. 22 is a block diagram showing an electrical configuration of the above-mentioned musical sound generating apparatus. In this figure, reference numeral 12 is a key code generation circuit, which converts the outputs of the detection units 2 and 3 into a key code. In this case, the input end of the key code generating circuit 12, the one end of the finger switches Sr ₁ to SR _5, and finger switch Sl ₁ to SL ₅ are connected via a cable (not shown). The other end of each finger switch is commonly connected by a cable (not shown) and a constant voltage is applied. Reference numeral 13 denotes a musical tone signal generating circuit, which converts the output of the key code generating circuit 12 into a musical tone signal. Reference numeral 14 is a tone color setting switch, which changes the tone color by changing various constants in the key code generating circuit 12 and the tone signal generating circuit 13. Reference symbol SP is a speaker. Key code generation circuit 1 described above
2, the tone signal generating circuit 13, the tone color setting switch 14 and the speaker SP are built in the apparatus body 1.

Next, in the above-mentioned configuration, the output of each finger switch provided in the detection units 2 and 3 is supplied to the key code generation circuit 12, where the scales (do, re, mi, fa, so, la,
A key code corresponding to the key code is created. And
The created key code is supplied to the musical tone signal generation circuit 13, where a musical tone signal of the scale corresponding to the key code is formed and the speaker SP is driven.

[Problems to be Solved by the Invention] By the way, in the finger switch provided in the detector unit applied to the above-mentioned conventional musical tone generating apparatus, since a flat thin plate is used in the configuration, When a person wears the wearing tool, there is a problem that the bending point of the thin plate (hereinafter referred to as a bending point) changes depending on the wearing condition. Therefore, the player has to confirm beforehand the bending angle of the finger at which each finger switch is turned on. Further, since the finger switch is composed of a thin plate, a cylinder, a spring, a movable piece, a gate member, a push button switch, etc., it has a complicated structure, and the size of each finger has to be changed. There was also the problem that the

The present invention has been made in view of the above circumstances,
It is an object of the present invention to provide a musical tone control device having a detection unit that can always have a bending point at a fixed position regardless of the mounting state of the mounting tool and has a simple structure.

[Means for Solving the Problems] In order to achieve the above object, the present invention provides a support member formed in a shape that fits along the palm or back of a hand excluding human fingers, and the support member. A finger contact member formed in a shape that is applied along the longitudinal direction of the flat side or the instep side of the finger, and a notch provided in at least one location of this finger support member to make it easier to bend than other portions, The first and second conductive members are disposed so as to face each other on both sides of the cutout, and when the finger holding member bends to a predetermined angle around the cutout, the first and second conductive members are mutually separated. It is characterized in that it is provided with a switch means which comes into contact with the switch means and is turned on, and a tone control information generating means which generates tone control information based on an output signal of the switch means.

[Operation] According to the present invention, when the finger is bent, the finger contact member is bent from the notch. Then, when the finger contact member bends to a predetermined angle, the conductive members provided on opposite sides of the notch come into contact and conduct. As a result, the switch means is turned on, and the tone control information is generated based on the output signal of the switch means.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings. It should be noted that this embodiment has the same configuration as that of the conventional tone generating apparatus except that the configuration of the detecting section is different.

FIG. 1 is a plan view showing the configuration of a right-hand detection unit Dr used in an embodiment of the present invention.

In FIG. 1, the detection unit Dr is a palm-shaped detector SHr.
And a glove-shaped wearing tool FHr for wearing this detector SHr. Reference numeral 16 is a first support member formed of a flexible material such as plastic. This first
As shown in FIG. 2, the supporting member 16 of is formed to have a size substantially equivalent to a portion excluding the fingers of a human hand, and when it is applied to the hand, the supporting member 16 is downward from the base of the little finger so as to follow the palm of the hand. And a portion below the base of the thumb are bent upward as shown in FIG. 3 (a view taken along the line AA in FIG. 2).
Further, as shown in FIG. 2, a hook-and-loop fastener 17 is attached to the lower left portion of the back surface (the other side in the drawing) of the first support member 16. Reference numeral 18 is a second support member formed of the same material as that of the first support member 16 and attached to the front surface (front side in the drawing) of the member 16. As shown in FIG. 4, the second support member 18 has notches 18a to 18d formed in the portions corresponding to the bases of the fingers except the portion T against the bases of the thumbs. Reference numerals 19 to 23 shown in FIG. 1 denote finger contact members formed along the longitudinal direction of the finger. Of these, finger rest members
19 is a thumb, finger rest member 20 is the index finger, finger rest member 21 is the middle finger,
The finger hold member 22 is adapted to be applied to the ring finger, and the finger contact member 23 is adapted to be applied to the little finger. In addition, these are formed into substantially the size of a human finger by using the same material as the above-mentioned first and second support members. The finger rest members 19 to 23 are, for example, the fifth
As shown in the figure (the view taken along the line BB in Fig. 1), the cross-sectional shape of the surface that comes into contact with the finger is curved along the belly of the finger so that the finger does not come off easily. There is. Further, of the finger-holding members 19-23, the finger-holding members 20-23 are the second support members 18
Through the respective notches 18a-18d of the first support member 16 to the pins 24,2
It is attached rotatably in the left-right direction in the drawing by 4 ...
It is attached by 24 so as to be rotatable in the horizontal direction in the drawing. In this case, the finger rest members 19 to 23 do not intersect with each other due to the step (see FIG. 4) between the notches 18a to 18d of the second support member 18. Further, joint switches Shr _{1 to} Shr ₅ are provided at the central portions of the finger holding members 19 to 23.

Here, the configuration of the joint switches Shr _{1 to} Shr ₅ will be described. FIG. 6 shows a joint switch Shr ₂ for the index finger,
FIG. 7 shows the CC line arrow view of FIG. In these figures, 25 is a notch formed in the width direction of the finger support member 20,
As shown in FIG. 7, it has a V-shaped cross section. 26,2
Reference numerals 7 are blocks each formed in a rectangular shape, and are provided at one side edge portion of the width of the finger contact member 20 so as to face each other across the width of the notch 25. Reference numerals 28 and 29 are blocks each formed in a rectangular shape, and the notch 25 is provided at the other side edge portion of the width of the finger contact member 20.
Are provided to face each other with a width of. Reference numerals 30 and 31 are blocks each formed in a rectangular shape, and the block 30 is provided at an intermediate position between the blocks 26 and 28 described above,
31 is provided at an intermediate position between the blocks 27 and 29 described above. In this case, the blocks 30 and 31 are opposed to each other with the width of the notch 25 separated. Reference numeral 32 shown in FIG. 7 denotes a concave cutout, which is formed on the back surface of the finger contact member 20 so as to face the cutout 25. Reference numeral 33 is an electrode, and a terminal portion 33a arranged on the left side of the blocks 26 and 30 in the drawing, and one end thereof is connected to the terminal portion 33a,
The conductive line L whose other end crosses the notch 25 and reaches the end surface on the left side of the drawings of the blocks 29, 31 and the contact portion 33b which is arranged in contact with the end surface of the blocks 29, 31 on the left side of the drawing and connected to the other end of the conductive line L And have. 34 is an electrode, blocks 28, 30
The terminal portion 34a arranged on the left side of the drawing and the blocks 28, 30 connected to the terminal portion 34a and facing the contact portion 33b described above.
And a contact portion 34b arranged in contact with the end surface on the right side of the drawing. 35 and 35 are cables, and the electrode parts 33a and 34a
It is connected to the. In this way, the detection unit Dr for the right hand is configured. Further, the not-shown detection unit Dl for the left hand is also configured in the same manner, and each finger holding member is provided with joint switches Shl _{1 to} Shl ₅ .

Next, the configuration of the wearing tool FHr for the right hand will be described.
FIG. 8 is a plan view showing an external configuration of a right-hand wearing tool FHr,
FIG. 9 is a side view of FIG. As shown in these figures, the wearing tool FHr is an insertion part for inserting the detector SHr on the palm side.
It has a double structure with FHra. A surface fastener 37 having a predetermined size is attached in the insertion portion FHra. The hook-and-loop fastener 37 is for connecting to the hook-and-loop fastener 17 attached to the detector SHr shown in FIG. The wearing tool FHr is thus configured, and the left-hand wearing tool FHl (not shown) is also configured in substantially the same manner.

In the detection unit Dr composed of the detector SHr and the wearing tool FHr as described above, after the player puts the detection unit Dr on the right hand, for example, the index finger is extended as shown in FIG. 10 (a). When bent from the state, the finger rest member 20 bends from the notch 25 formed thinner than other portions. Then, as shown in FIG. 10 (b), when the upper portion of the finger contact member 20 bends from the notch 25 to a predetermined angle, the joint switch Sh
The end faces of the block 30 and the block 31 and the block 28 and the block 29 of r are in contact with each other. As a result, the contact portion 33b and the contact portion 34b are brought into conduction. Next, as shown in FIG. 10 (c), when the finger is further bent from the state where the contact portions 33b and 34b are in conduction, the finger contact member 20 is formed of a flexible material, so that the portion 20 It begins to bend itself. Therefore, excessive stress is not applied to the contact points 33b and 34b, and these contact points are not damaged.

In the above configuration, as shown in FIG. 11, the detector SH
The joint switches Shr _{1 to} Shr ₅ provided on r and the detector S
One end side of each of the joint switches Shl _{1 to} Shl ₅ provided on Hl is connected to the input side of the key code generation circuit 12 by the cables 35, 35 .., and the other end side of each joint switch is connected to the cables 35, 3
5 ... Commonly connected and a constant voltage is applied.
Then, the key code generation circuit 12 uses the joint switches Shr ₁ ...
Input the on / off status of Shr ₅ and Shl _{1 to} Shl ₅ , and input the tone color set by the tone color setting switch 14 as tone color code TC. Then enter on / off status and code TC
Create a key code KC based on. Here, FIG. 12 shows the relationship between the on / off state (○: on / ×: off) of each joint switch Shr _{1 to} Shr ₅ and the scale when the set tone color of the tone color setting switch 14 corresponds to a saxophone. The key code generation circuit 12 creates a key code KC corresponding to any one of the scales do, re, mi, fa, so, la, si, and do according to the operation of each finger. In this case, the key code generation circuit 12 bends the thumb of the left hand and
Switch the octave number according to the on / off status of Shl ₁ , and change the value of key code KC. Further, FIG. 13 shows the relationship between the joint switches Shr _{1 to} Shr ₅ and the scale when the set tone color of the tone color setting switch 14 is made to correspond to the trumpet, and the set tone color is different from that of the saxophone. . Then, the key code generation circuit 12 sequentially outputs the created key code KC to the tone signal generation circuit 13. The musical tone signal generation circuit 13 forms a musical tone signal of a tone color corresponding to the code TC in the scale corresponding to the key code KC input from the key code generation circuit 12 and drives the speaker SP.

In the above configuration, when the performer sets the tone color of the saxophone or trumpet with the tone color setting switch 14, the tone signal generation circuit 13 sets the tone color code to the tone color code.
Input as TC and switch the tone of the generated tone. Also,
By performing the finger operation as described in FIG. 12 or FIG. 13 on each gradation of the music played by the performer, a melody sound having a tone color of saxophone or trumpet is generated from the speaker SP. That is, by setting the tone color according to the desired musical instrument, it is possible to perform the operation as if it were an operation of an actual musical instrument.

In the above embodiment, since the formation of the finger those members Shr ₁ ~Shr ₅ in a curved shape, it is never disengaged easily finger from improved Yubito member holding of the finger. Further, in the above-mentioned embodiment, since the detector SHr is adapted to be applied to the palm, there is an advantage that each of the finger contact members Shr _{1 to} Shr ₅ can be pushed sensuously. Further, in the above embodiment, since the surface fastener was used to connect the detector SHr and the fitting FHr, the detector Shr
Can be attached to and detached from the fitting FHr. Therefore, the detector S
The advantage is that the Hr can be replaced and the fitting FHr can be washed. Further, since the surface fastener has a planar shape, the fasteners can be connected while being slightly displaced from each other, so that there is an advantage that it is possible to cope even if the size and shape of the hand are different due to individual differences of performers. can get.

Further, in the above embodiment, the detection unit is applied to the palm of the hand, but it may be applied to the back of the hand. FIG. 14 is a perspective view showing the structure of the finger holding member in this case, and as shown in the figure, the cross-sectional shape of the surface contacting the finger is formed in a curved shape along the back of the finger, so that the finger can be easily It does not come off. It should be noted that, except for the above-mentioned portion, it is formed in substantially the same manner as the detector SHr described above. Also,
The wearing tool into which the detecting section is inserted has a double structure similarly to the wearing tool FHr described above, and the inserting section into which the detecting section is introduced is provided on the upper side.

Providing the detector on the back side of the hand in this way has the advantage that the player can hold other objects (musical instrument, microphone, etc.) at the same time.

Next, FIG. 15 is an external view of a musical tone control apparatus according to another embodiment of the present invention mounted on a player. This apparatus is composed of a belt-type musical sound control information generating section 38, a right-hand detecting section 39, and a left-hand detecting section 40.
The detectors 39, 40 are constructed in substantially the same manner as the detector Dr described above, and are connected to the tone control information generator 38 by a connector (not shown) via a cable. The tone control information generating section 38 has a key code generating circuit for converting the outputs of the detecting sections 39, 40 into a key code, a transmitter circuit for modulating the output of the key code generating circuit and radiating it as an electromagnetic wave into the hollow space. ing. The electromagnetic waves radiated from the musical tone control information generating section 38 are received by the stationary musical tone generating section 41 shown in the figure. The tone generation unit 41 includes a receiver circuit that demodulates a key code from the received electromagnetic wave,
It has a tone signal generating circuit for converting the demodulated key code into a tone signal, a speaker and the like. For reference, FIG. 16 is a block diagram showing the electrical configuration of the belt-type musical sound control information generating section 38, and FIG. 17 is a perspective view showing the external configuration of the control information generating section 38. Since the above-described musical tone control device is of a belt type to be worn on the waist, there is an advantage that there is little discomfort when the device is worn.

[Effects of the Invention] As described above, a supporting member formed in a shape that fits along the palm or the back of a hand excluding a human finger, and the flat side or the back side of the finger provided on the supporting member. A finger holding member formed in a shape that fits along the longitudinal direction, a notch provided in at least one position of the finger holding member to make it easier to bend than the other portion, and a notch provided on both sides of the notch so as to face each other. Switch means having first and second conductive members provided, and when the finger holding member bends to a predetermined angle about the notch, the first and second conductive members come into contact with each other to be turned on. Since the musical tone control information generating means for generating musical tone control information based on the output signal of the switch means is provided, a constant bending point is always obtained and the musical tone control information is always turned on at a predetermined angle. Also, because it is formed integrally with the palm or the back of the hand, the structure is simpler than the conventional detector that has switch means for each finger,
There is an advantage that the manufacturing cost is reduced.

[Brief description of drawings]

FIG. 1 is a diagram showing an external configuration of a detection unit Dr for the right hand, which is applied to a musical sound control device according to an embodiment of the present invention, and FIG. 2 shows a first support unit 16 used for the detection unit Dr. Plan view,
3 is a plan view taken along the line AA of FIG. 2, FIG. 4 is a plan view showing the second support portion 18 used in the detection unit Dr, and FIG. 5 is shown in FIG.
BB line view, FIG. 6 is a plan view showing the structure of the joint switch Shr ₂ used in the detection unit Dr, FIG. 7 is a CC line view in FIG. 6, and FIG. 8 is used in the detection unit Dr. Right hand fitting FHr
FIG. 9 is a plan view, FIG. 9 is a side view of FIG. 8, FIG. 10 is a view for explaining the operation of the finger contact member 20 used in the detection unit Dr, and FIG. 11 is an embodiment of the present invention. Block diagram showing the electrical configuration of the tone control device, FIG. 12 is a diagram showing the relationship between the finger operation and the scale in the case of a saxophone, FIG. 13 is a diagram showing the relationship between the finger operation in the case of a trumpet and the scale, FIG. 14 is a perspective view showing the configuration of part of another application example of the detection unit Dr,
FIG. 15 is an external configuration diagram of a tone control device according to another embodiment of the present invention, FIG. 16 is a block diagram showing an electrical configuration of a belt-type tone control information generating section applied to the device, and FIG. Is a perspective view showing an external configuration of the musical sound control information generating section, FIG.
FIG. 19 is an external view of a conventional musical tone generating device, FIG. 19 is a perspective view showing a schematic structure of a detecting section applied to the same, and FIG. 20 is a detector (finger switch) used in the detecting section. FIG. 21 is a perspective view showing the configuration, FIG. 21 is a diagram for explaining the operation of the detector, and FIG. 22 is a block diagram showing the electrical configuration of the musical sound generating device shown in FIG. 12 ... Key code generating circuit (tone control information generating means), 16 ... First supporting member (supporting member), 19 to 23 ... Finger holding member, 25 ... Notch, 33b, 34b ... Contact part ( Conductive member), Shr ₁ ~ Shr ₅ ...... Joint switch (switch means).

Claims (1)

(57) [Claims] 1. A support member formed in a shape that fits along the palm or the back of a hand excluding a human finger, and a support member provided on the support member along the longitudinal direction on the flat side or the back side of the finger. A finger holding member formed in a gutter shape, a notch provided in at least one position of the finger holding member to make it easier to bend than other portions, and first and second facing portions arranged on both sides of the notch. Switch means having a second conductive member, the first and second conductive members are in contact with each other to be in an ON state when the finger holding member bends to a predetermined angle around the notch, and the switch means A musical tone control device comprising musical tone control information generating means for generating musical tone control information based on an output signal.