CN103151028A - Method for singing orchestral music and implementation device - Google Patents
Method for singing orchestral music and implementation device Download PDFInfo
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- CN103151028A CN103151028A CN2012105266835A CN201210526683A CN103151028A CN 103151028 A CN103151028 A CN 103151028A CN 2012105266835 A CN2012105266835 A CN 2012105266835A CN 201210526683 A CN201210526683 A CN 201210526683A CN 103151028 A CN103151028 A CN 103151028A
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Abstract
The invention discloses a method for singing orchestral music and an implementation device and relates to the technical field of electronic music. The method for singing the orchestral music is based on the Fourier transform principle. Voice frequency wave forms output by people singing are transformed and achieved according to the wave forms of the orchestra music. The implementation method includes an extraction circuit module of singing voice source, a simulation voice source signal circuit module, a packaging circuit module of timbre and sound form, a sound intensity circuit control module. The method for singing orchestral music and the implementation device break the existing method for playing a musical keyboard, have the advantages of being scientific and reasonable in technical method and mediation, complete in overall function, producing sound effects of wind music or string music with different characteristics of the sounds by extracting single-tone melody of the singing voice, and having certain influences in the technical field of the electronic music.
Description
Technical field
The present invention relates to the electronic music technical field, relate to specifically a kind ofly sing out the method for philharmonic music and realize equipment.
Background technology
Conventional string music (violin, urheen) is by the bow friction or fingers a stringed instrument and make it vibration, sends sound equipment by fingering operation pitch, melody through the qin boominess resonance.Conventional wind instrument such as saxophone be by the reed sounding and by fingering control pitch, melody obtains acoustics through the tube chamber sympathetic response.
The mellotron of prior art is played by keyboard, generate contain melody, pitch the sound square wave again by tone filter effectively should be used for realize appreciating for the people after the philharmonic music.The characteristic sound of various musical instruments is subject to different music-lover preference deeply, but because the fingering skill is had relatively high expectations, the player must have certain many reasons such as performance talent simultaneously, it is appreciated, universally be subject to serious restriction.
Enlighten us just because of above-mentioned reason, if there is a kind of method can break through the mode that existing keyboard is played, by winning the single-tone melody of singing sound, the wind instrument that forms different characteristic sounds or the acoustics of string music, be bound in time account for commercioganic first chance, can produce revolutionary impact to this technical field of electronic music.
Summary of the invention
Be the technological means for further understanding technical characterictic of the present invention, utilization, existing theoretical foundation with institute of the present invention foundation is described below:
In fact, why various musical instrument Extraordinary characteristic audios fruit has stronger appeal and appreciating is determined by the sound waveform of its output.The research people sing or the audio volume control of humming output and according to the waveform of philharmonic music in addition after conversion output be the most important technical characterictic of the present invention.
Fourier transform is a kind of very important algorithm of digital processing field.Know the meaning of fourier transform algorithm, at first will understand the meaning of Fourier principle.The Fourier principle shows: the sequential of any continuous coverage or signal can be expressed as the unlimited stack of the sine wave signal of different frequency.And the original signal that the fourier transform algorithm utilization of founding according to this principle directly measures is calculated frequency, amplitude and the phase place of different sine wave signals in this signal with accumulate mode.
Simplify the trigonometric series Fourier transform from mathematical model and understand, be defined as for the periodic function during certain high pitch A1 in music rhythm:
In formula, A0 is called the Constant Direct Current component, and A1 is called first-harmonic or first harmonic, and it is the baseband signal of pitch, is defined as single-tone melody pitch in the present invention.A2 is to A
NEvery is higher hamonic wave, and its frequency is the integral multiple of first-harmonic.
The core conclusion of mathematical model is:
1, tone color is determined by waveform, and wherein first-harmonic A1 determines pitch, is single-tone melody pitch, and it is the baseband signal of this scale, and each harmonic component A 2 to A
NComposition and ratio determine tone color.
2, the source of sound Resonance Wave Composition of asymmetrical period signal is abundant, and it is plentiful that wherein even-order harmonic makes the tone color harmony.
The present invention is intended to the practicality of exploration and practice above-mentioned theory.Its technical characterictic shows as sings waveform to the transfer process of orchestral music characteristic sound wave shape from the people.
The purpose of this invention is to provide and a kind ofly sing out the method for philharmonic music and realize equipment.
In order to achieve the above object, the method that the present invention sings out the philharmonic music adopts following technical proposal to realize, comprises the following steps:
The first step: the servo-actuated pitch A1 square wave of winning each note in real time from the song melody that the singer sings, synchronously can obtain height 8 degree sound square waves, high 8 degree sound square wave pitches are 2A1 here, low 8 degree sound square wave pitches are 1/2nd A1.
Second step: the generation of source of sound.By the physical characteristics of electronic simulation sensor, by the mutual conversion of electromagnetism and magnetoelectricity, the each harmonic A2 of expansion fundamental tone A1 is to A
NParticularly for the height 8 degree sounds that synchronously obtain, spend 2A2 to 2A by electronic simulation sensor generation corresponding high 8 separately
NVarious humorous Boeing and low 8 degree pitches are that 1/2nd A2 is 1/2nd A to pitch
NVarious humorous Boeing, make the Resonance Wave Composition that has more rich integral multiple during this pitch A1, as orchestral music acoustic wave form deposit alike in spirit true to nature and selection.
The 3rd step: the requirement of corresponding different wind instrument and string music characteristic sound wave shape:
A, the composition that selectively injects each harmonic and ratio, and by the electronic filter technology of maturation, in order to promote the individualized feature of characteristic sound.
B, additional wind instrument is played wind instruments and the melody tremolo effect targetedly, the audio of playing of string music is really waited and carries out figure and pack, thereby more highlight the personalized characteristic effect of pictograph figure.
Win by above-mentioned steps the single-tone melody pitch A1 conversion of singing sound (or humming or mouth organ) and generate the melody square wave of senior middle school's bass 8 degree, and then formed the acoustics of wind instrument or the string music of different characteristic sounds by the packing of emulation sensor and tone color and figure magically.
According to a further aspect of the invention, provide a kind of equipment of realizing of singing out the philharmonic music, comprising: that sings source of sound wins circuit module, emulation sound source signal circuit module, the packing circuit module of tone color and sound shape, loudness of a sound control circuit module; The circuit module of winning of singing source of sound is used for winning the pitch of performance, the voice signal of the sound square-wave signal of melody and association height 8 degree square waves; Emulation sound source signal circuit module is for the synthesis of the height midrange signals, the packing circuit module of tone color and sound shape is for the synthesis of the philharmonic sound, the loudness of a sound control module is used for realization to the control of loudness of a sound and has manual trill and play the figure function, one tunnel output of winning circuit module of singing source of sound is connected to the input end of loudness of a sound control circuit module, another road output of winning circuit module of singing source of sound is connected to the input end of emulation sound source signal circuit module, and the output terminal of emulation sound source signal circuit module is connected to the input end of the packing circuit module of tone color and sound shape;
further, described performance source of sound win circuit module, by the trill hand switch, the microphone pickup device, note amplifier and anti-jamming circuit, positive inverting amplifier and over-zero trigger circuit, two-way comparer and superimposed signal circuit form, the output of microphone pickup device is connected to note amplifier and anti-jamming circuit input end, note amplifier and anti-jamming circuit output terminal are connected to positive inverting amplifier and over-zero trigger circuit input end, positive inverting amplifier and over-zero trigger circuit output end are connected to two-way comparer and superimposed signal circuit input end, the circuit module of winning of singing source of sound is used for winning the pitch of performance, the voice signal of the sound square-wave signal of melody and association height 8 degree square waves,
further, described emulation sound source signal circuit module, by high pitch emulation sensor, middle pitch emulation sensor, 1/2nd frequency dividing circuits, high pitch driving circuit, high pitch amplifying circuit, low middle pitch driving circuit, middle pitch amplifying circuit, can regulate pitch signal potential device and form, sing source of sound and win one tunnel output of two-way comparer and the superimposed signal circuit of circuit module, be used for containing the high 8 degree sound square wave voice signal 2A1 of the frequency multiplication of singing melody, be input to high pitch emulation sensor through the high pitch driving circuit, amplify through the high pitch amplifying circuit, sing another road output of the two-way comparer of winning circuit module and the superimposed signal circuit of source of sound, the middle pitch melody square-wave signal A1 that obtains through 1/2nd frequency dividing circuits amplifies to the middle pitch amplifying circuit through middle pitch emulation sensor, the two-way square-wave signal of high pitch amplifying circuit and the output of middle pitch amplifying circuit comes together on the pitch regulated a signal potential device that is connected between high pitch amplifying circuit and middle pitch amplifying circuit, the described pitch signal potential device of regulating determines that output signal is the composition ratio of high pitch or middle pitch, in the synthetic high midrange signals of its output terminal, the pitch that is obtained through another 1/2nd frequency dividing circuits frequency division output again by the output signal of described 1/2nd frequency dividing circuits is that 1/2nd the low 8 degree sound square-wave signals of A1 and middle pitch square-wave signal A1 two-way square-wave signal come together on the pitch the regulated signal potential device that is connected between another 1/2nd frequency dividing circuit and low middle pitch driving circuit, the described pitch signal potential device of regulating determines that output signal is the composition ratio of middle signal tone or bass, in the synthetic low midrange signals of its output terminal.
Further, the packing circuit module of described tone color and sound shape is comprised of wind instrument 1 signal circuit, wind instrument 2 signal circuits, wind instrument 3 signal circuits, wind instrument 4 signal circuits, string music signal circuit;
described wind instrument 1 signal circuit is by the tube chamber acoustic resonance device, the whistling wave filter, loudness of a sound is controlled potentiometer and is formed, be provided with two loudspeakers in the tube chamber acoustic resonance device, one tunnel input of wind instrument 1 signal circuit is to introduce to play wind instruments figure, another road input of wind instrument 1 signal circuit is by the loudspeaker in the melody signal input tube chamber acoustic resonance device that can regulate the output of pitch signal potential device in emulation sound source signal circuit, voice signal after the transmission of tube chamber acoustic resonance device is received by another loudspeaker, seemingly manage the sound melody signal through whistling wave filter and loudness of a sound control potentiometer output class, be defined as wind instrument 1 signal in the present invention.
described wind instrument 2 signal circuits are by the cavity acoustic resonance device, saxophone's wave filter, loudness of a sound is controlled potentiometer and is formed, be provided with two loudspeakers in the cavity acoustic resonance device, the sound shape of playing wind instruments with the melody trill is introduced in one tunnel input of wind instrument 2 signal circuits, another road input of wind instrument 2 signal circuits is to input to a loudspeaker in the cavity acoustic resonance device by the melody signal that can regulate the output of pitch signal potential device in emulation sound source signal circuit, the voice signal of its sympathetic response is received by another loudspeaker, control potentiometer output through saxophone's wave filter and loudness of a sound, be defined as wind instrument 2 signals in the present invention.
described wind instrument 3 signal circuits are by driving the relay group, low middle pitch vibration cavity and electroacoustic transducer circuit, signal is won amplifying circuit, the circular horn wave filter, loudness of a sound is controlled potentiometer and is formed, the input of wind instrument 3 signal circuits is by in can regulating in emulation sound source signal circuit, the melody signal of the potentiometer output of bass pitch signal drives the relay group, generate the vibration operatic tunes signal of electroacoustic conversion through low middle pitch vibration cavity electroacoustic transducer, winning amplifying circuit by signal receives, control the potentiometer output class like the circular horn melody through circular horn wave filter and loudness of a sound, be defined as wind instrument 3 signals in the present invention.
described wind instrument 4 signal circuits are by driving the relay group, the time-delay associated line, time-delay sound amplifying circuit, the bassoon wave filter, loudness of a sound is controlled potentiometer and is formed, be serially connected with a loudspeaker sounding that drives relay group loop and received by another loudspeaker after the time-delay of time-delay associated line and amplify, control the potentiometer output class like middle bassoon melody through bassoon wave filter and loudness of a sound, the capacitance-resistance of winning between amplifying circuit and wind instrument 4 time-delay sound amplifying circuit signals due to wind instrument 3 signals is connected and intervention each other, make the signal of the signal of wind instrument 4 signal circuits outputs and wind instrument 3 signal circuits outputs all with certain reverberation effect, be defined as wind instrument 4 signals in the present invention.
described string music signal circuit is by senior middle school's bass sampling combiner circuit, segmentation string music wave filter, loudness of a sound is controlled potentiometer and is formed, one tunnel input of senior middle school's bass sampling combiner circuit is the output of winning amplifying circuit from the signal in wind instrument 3 signal circuits from another road input of the melody signal of the output of the pitch the regulated signal potential device output terminal in wind instrument 1 signal circuit and senior middle school's bass sampling combiner circuit, after senior middle school's bass sampling combiner circuit is processed, control the potentiometer output class like the output waveform of string music through segmentation string music wave filter and loudness of a sound, be defined as the string music signal in the present invention.
further, described loudness of a sound control circuit module, by singing the servo-actuated level circuit of amplitude detection, optocoupler transfer characteristics control circuit, manual optocoupler transfer characteristics control circuit, mini fan and gather qi together tank form, road output signal from the note amplifier of winning circuit module of singing source of sound and anti-jamming circuit zooms into through singing the servo-actuated level circuit detection of amplitude detection the little electric current power in former limit that servo-actuated loudness of a sound level driving optocoupler transfer characteristics control circuit is controlled each road optocoupler, thereby realize controlling the conducting degree realization of each road optical coupling secondary edges to the control of loudness of a sound.The output of singing the servo-actuated level circuit of amplitude detection through the power drive mini fan to the inflation of gather qi together tank, for the rotation trill of playing wind instruments figure and wind instrument 2 of wind instrument 1 provides little air-flow.Control the optocoupler that drives manual optocoupler transfer characteristics control circuit from the trill hand switch of winning circuit module of singing source of sound through integrating circuit, make output signal have manual trill and play figure.
The present invention sings out the method for philharmonic music and realizes that the principal character of equipment is to generate the melody square wave of senior middle school's bass 8 degree by winning the single-tone melody pitch conversion of singing sound (or humming or mouth organ), and then by emulation sensor and the packing by tone color and figure circuit, realization forms the wind instrument of different characteristic sounds or the acoustics of string music from singing waveform to the transfer process of orchestral music characteristic sound wave shape; It realizes the mode that the existing keyboard of equipment breakthrough is played, the method that possesses skills design is scientific and reasonable, allomeric function is complete, by winning the single-tone melody of singing sound, form the acoustics of wind instrument or the string music of different characteristic sounds, be bound in time account for commercioganic first chance, this technical field of electronic music is produced certain impact.
Description of drawings
Fig. 1 is functional-block diagram of the present invention;
Fig. 2 is the electrical schematic diagram first half of embodiments of the invention;
Fig. 3 is the electrical schematic diagram latter half of embodiments of the invention;
Fig. 4 wins schematic diagram at melody note of the present invention moment;
Fig. 5 is the high pitch emulation sensor schematic diagram of the embodiment of the present invention;
Fig. 6 is the middle pitch emulation sensor schematic diagram of the embodiment of the present invention;
Fig. 7 is the tube chamber resonance device schematic diagram of the embodiment of the present invention;
Fig. 8 is the cavity resonance device schematic diagram of the embodiment of the present invention;
Fig. 9 is the low middle pitch vibration operatic tunes of the embodiment of the present invention and structure and the wiring schematic diagram that the time-delay sound generates;
Figure 10 is mini fan and the gather qi together tank schematic diagram of the embodiment of the present invention;
Figure 11 is the microphone structural representation of the embodiment of the present invention;
In the high pitch emulation sensor schematic diagram of Fig. 5 embodiment of the present invention: 1, miniature magnet, 2, spring, 3, ferrite, 4, the input stimulus coil, 5, the output receiving coil;
In the middle pitch emulation sensor schematic diagram of Fig. 6 embodiment of the present invention: 1, exciting magnet, 2, first receives magnet, and 3, second receives magnet, and 4, drive coil, 5, receiving coil;
In the tube chamber sympathetic response schematic diagram of Fig. 7 embodiment of the present invention: 1, emission loudspeaker, 2, the Receiving loudspeaker, 3, draft tube, 4, escape pipe, 5, tube chamber;
In the cavity sympathetic response schematic diagram of Fig. 8 embodiment of the present invention: 1, emission loudspeaker, 2, receive loudspeaker, 3, the flabellum modulator, 4, organ for resonance, 5, draft tube, 6, escape pipe, 7, special-shaped flabellum;
In the chatter of Fig. 9 embodiment of the present invention and time-delay sound schematic diagram: 1, vibration sounding relay, 2, receive loudspeaker, 3, spring, 4, cavity, 5, time-delay sound generation loudspeaker, 6, the time-delay sound receives loudspeaker, 7, the time-delay transfer tube, 8, earphone cord;
In the mini fan and gather qi together tank schematic diagram of Figure 10 embodiment of the present invention: 1, air intake opening, 2, the gas outlet, 3, mini fan, 4, the gather qi together tank;
In the microphone structural representation of Figure 11 embodiment of the present invention: 1, receive acoustic pickup Q
00, 2, compensation acoustic pickup Q
01, 3, soft-touch control X
1
Embodiment
In order to understand better the present invention, with reference to the accompanying drawings one embodiment of the present of invention are elaborated:
functional-block diagram by Fig. 1, sing the circuit module of winning of source of sound, by the trill hand switch, the microphone pickup device, note amplifier and anti-jamming circuit, positive inverting amplifier and over-zero trigger circuit, two-way comparer and superimposed signal circuit form, the output of microphone pickup device is connected to note amplifier and anti-jamming circuit input end, note amplifier and anti-jamming circuit output terminal are connected to positive inverting amplifier and over-zero trigger circuit input end, positive inverting amplifier and over-zero trigger circuit output end are connected to two-way comparer and superimposed signal circuit input end, the circuit module of winning of singing source of sound is used for winning the pitch of performance, the voice signal of the sound square-wave signal of melody and association height 8 degree square waves,
Here it should be noted that for the popular music fan China and foreign countries' song more suitable for reading, the general approximately 55-260HZ. of its pitch melody scope.Be 65.4-220HZ as Azolla imbricata (1=F).Be 73.4-146HZ as thornbuss (1=F).That is to say, performance source of sound A1 wins and requires circuit design to the regional flat gain of the amplitude versus frequency characte in this frequency range.
emulation sound source signal circuit module, by high pitch emulation sensor, middle pitch emulation sensor, 1/2nd frequency dividing circuits, high pitch driving circuit, high pitch amplifying circuit, low middle pitch driving circuit, middle pitch amplifying circuit, can regulate pitch signal potential device and form, sing source of sound and win one tunnel output of two-way comparer and the superimposed signal circuit of circuit module, be used for containing the high 8 degree sound square wave voice signal 2A1 of the frequency multiplication of singing melody, be input to high pitch emulation sensor through the high pitch driving circuit, amplify through the high pitch amplifying circuit, sing another road output of the two-way comparer of winning circuit module and the superimposed signal circuit of source of sound, the middle pitch melody square-wave signal A1 that obtains through 1/2nd frequency dividing circuits amplifies to the middle pitch amplifying circuit through middle pitch emulation sensor, the two-way square-wave signal of high pitch amplifying circuit and the output of middle pitch amplifying circuit comes together on the pitch regulated a signal potential device that is connected between high pitch amplifying circuit and middle pitch amplifying circuit, the described pitch signal potential device of regulating determines that output signal is the composition ratio of high pitch or middle pitch, in the synthetic high midrange signals of its output terminal, the pitch that is obtained through another 1/2nd frequency dividing circuits frequency division output again by the output signal of described 1/2nd frequency dividing circuits is that 1/2nd the low 8 degree sound square-wave signals of A1 and middle pitch square-wave signal A1 two-way square-wave signal come together on the pitch the regulated signal potential device that is connected between another 1/2nd frequency dividing circuit and low middle pitch driving circuit, the described pitch signal potential device of regulating determines that output signal is the composition ratio of middle signal tone or bass, in the synthetic low midrange signals of its output terminal.
Contain the high 8 degree sound square-wave signals of the frequency multiplication of singing melody, through high pitch 2A1 emulation sensor (Fig. 4 A) and the base that obtained by frequency division (/ 2) circuit (in) sound melody square-wave signal (A1) amplifies respectively and synthesizes in high middle pitch driving stage and determine that by potentiometer W12 output signal is the composition formula ratio of high pitch or middle pitch through middle pitch emulation sensor (Fig. 6) signal.Simultaneously, by the low 8 degree sound square-wave signal A1/2 of the output of frequency division (divided by 2) circuit again and aforesaid base (in) sound square-wave signal A1 synthesizes in potentiometer W23, this adjustable middle bass signal drives the middle bass vibration cavity (Fig. 9) of loudspeaker Q6 and relay group through driving stage, wherein loudspeaker Q6 output acoustical signal is used as the delay reverberation source of sound after long Distance Transmission.And the acoustical signal of middle bass vibration cavity receives bass signal in output by loudspeaker Q7.So far, potentiometer W12, W23 have formed bass in adjustable high middle pitch formula.And have the sound source signal in early stage of certain emulation composition, selectable delay reverberation source of sound also is provided simultaneously.
The packing circuit module of tone color and sound shape is comprised of wind instrument 1 signal circuit, wind instrument 2 signal circuits, wind instrument 3 signal circuits, wind instrument 4 signal circuits, string music signal circuit;
wind instrument 1 signal circuit is by the tube chamber acoustic resonance device, the whistling wave filter, loudness of a sound is controlled potentiometer and is formed, be provided with two loudspeakers in the tube chamber acoustic resonance device, one tunnel input of wind instrument 1 signal circuit is to have introduced to play wind instruments figure, another road input of wind instrument 1 signal circuit is by high by regulating in emulation sound source signal circuit, a loudspeaker in the melody signal input tube chamber acoustic resonance device of the potentiometer output of middle pitch pitch signal, voice signal after the transmission of tube chamber acoustic resonance device is received by another loudspeaker, seemingly manage the sound melody through whistling wave filter and loudness of a sound control potentiometer output class, be defined as wind instrument 1 signal in the present invention.
the string music signal circuit is by senior middle school's bass sampling combiner circuit, segmentation string music wave filter, loudness of a sound is controlled potentiometer and is formed, one tunnel input of senior middle school's bass sampling combiner circuit is from the melody signal of the regulated senior middle school sound pitch signal potential device output in wind instrument 1 signal circuit and the output that the input of another road is won amplifying circuit from the signal in wind instrument 3 signal circuits, after senior middle school's bass sampling combiner circuit is processed, the string music output waveform has abundant Resonance Wave Composition, control the potentiometer output class like the output waveform of string music through segmentation string music wave filter and loudness of a sound, be defined as the string music signal in the present invention.
The functional-block diagram of Fig. 1 is schematically illustrated wind instrument 1 signal circuit, wind instrument 2 signal circuits, wind instrument 3 signal circuits, wind instrument 4 signal circuits, string music signal circuit only;
Now the electrical schematic diagram in conjunction with Fig. 2, Fig. 3 embodiments of the invention is described further:
A. described regulate pitch signal potential device W12 determine output in or the emission loudspeaker 1 transported in tube chamber acoustic resonance device (in conjunction with shown in Figure 7) of the melody signal of high pitch be Q1, the voice signal after tube chamber 5 transmission is Q by two-way loudspeaker 2
3A, Q
3BReceive, and then controlling potentiometer device K1 output class through whistling wave filter and loudness of a sound, seemingly to manage the sound melody be wind instrument 1 signal.(this process has been introduced and has been played wind instruments figure)
B. same, described regulate pitch signal potential device W12 determine output in or another road signal of melody signal of high pitch, the acoustical signal of transporting to emission loudspeaker 1 in cavity acoustic resonance device (in conjunction with shown in Figure 8) and be its sympathetic response of Q2 is that Q4 receives and then controls potentiometer K2 output wind instrument 2 signals through saxophone's wave filter and loudness of a sound by receiving loudspeaker 2.(this process is introduced the sound shape of playing wind instruments with the melody trill)
C. described regulate pitch signal potential device W23 determine output in or the bass melody signal, drive relay group L1-L6, the vibration operatic tunes signal that generates the electroacoustic conversion is that Q7 receives by receiving loudspeaker 2, (in conjunction with shown in Figure 9) controls potentiometer K4 through unit's wave filter and loudness of a sound, output class is like unit's melody, i.e. wind instrument 3 signals.
D. (in conjunction with shown in Figure 9) to be serially connected with the time-delay sound generation loudspeaker 5 that drives relay L1-L6 loop be that to receive loudspeaker 6 by the time-delay sound after Q6 sounding and time-delay be that Q8 receives and amplifies, control K5 through low middle pitch pipe wave filter and loudness of a sound, the K7 output class is like middle bassoon melody, i.e. wind instrument 4 signals.Therebetween, due to the capacitance-resistance between the NP point connect and each other the boundary enter, make pipe 3 pipe 4 signals of output all with certain reverberation effect.(being regulated by W60)
E. the string music output waveform has abundant Resonance Wave Composition, for this reason, from the M point (signal that contains high middle pitch emulation sensor, by potentiometer W12 output) and synthesize the point in Z from senior middle school's bass adjustable signal of N point (contain shake chamber signal and contain the adjustable delay reverb signal of middle bass, determined by potentiometer W23).Segmentation string music wave filter and loudness of a sound are controlled (K3K6) output class like the output waveform of string music.
The loudness of a sound control module forms by singing the servo-actuated level circuit of amplitude detection, optocoupler transfer characteristics control circuit, manual optocoupler transfer characteristics control circuit, mini fan and gather qi together tank, road output signal from the note amplifier of winning circuit module of singing source of sound and anti-jamming circuit zooms into through singing the servo-actuated level circuit detection of amplitude detection the power that servo-actuated loudness of a sound level driving optocoupler transfer characteristics control circuit is controlled the little electric current in the former limit of each road optocoupler, thereby the control that the conducting degree of each road optical coupling secondary edges has realized loudness of a sound is controlled in realization.The output of singing the servo-actuated level circuit of amplitude detection through the power drive mini fan to the inflation of gather qi together tank, for the rotation trill of playing wind instruments figure and wind instrument 2 of wind instrument 1 provides little air-flow.Control the optocoupler that drives manual optocoupler transfer characteristics control circuit from the trill hand switch of winning circuit module of singing source of sound through integrating circuit, make output signal have manual trill and play figure.
Here loudness of a sound is controlled and strong control of aforesaid four kinds of wind instrument sound is power (A point signal) with singing sound, and former pair of limit transfer characteristics linearity deferent segment (as 4N25) of relative broad range arranged in weak current (1-5MA) driving process by the special model optocoupler that the special applications mode of optocoupler realizes.
As shown in functional-block diagram 1, zoom into the power (K1-K5) of the little electric current in the servo-actuated level height Q point driving former limit of each road optocoupler through detection from note amplifier prime A point signal, in order to control each road secondary (K1-K5) thus the conducting degree has realized the control of loudness of a sound.
Sing strong and weak level (Q point) simultaneously through follower T2 power drive mini fan Z to gather qi together tank (in conjunction with shown in Figure 10) inflation, for wind instrument play wind instruments figure and the rotation trill provides little air-flow.
F. the trill gauge tap from microphone (in conjunction with shown in Figure 11) is that soft-touch control X1 is driven optocoupler K6K7 by integrating circuit, makes it transfer out signal (K6`K7`) and has manual trill and play figure.
In conjunction with electrical schematic diagram 2, Fig. 3 and concrete corresponding structural representation, the concise and to the point description done in the function realization of the embodiment of the present invention:
1, microphone is by two acoustic pickup (Q that realize the acoustic-electric conversion
00, Q
01) and a soft-touch control X1 composition (in conjunction with shown in Figure 11), to main frame, soft-touch control X1 wherein is used for the function controls such as manual trill through long Distance Transmission.
2, the input of note amplifier is comprised of homophase input amplifier IC1, the IC2 that two enlargement factors equate.The amplifier IC1 sound signal of be used for to amplify singing wherein, the output signal of IC2, the inverting input that is connected to combining amplifier IC3 disturbs in order to the signal of offsetting transmission line, makes signal amplitude that IC3 output A order only with the dynamic change of singing sound power.IC4, IC5, IC6 are connected into respectively the homophase input amplifier circuit, signal via IC4 frequency-selecting decay and integration after, and then promoted the enlargement factor of different frequency by IC5 and IC6, here it is emphasized that and select integration ring (RC) or parameter corresponding to decay ring (LC) to be determined by experimental verification in local circuit, make the corresponding pitch range (55-250HZ) of singing of output amplitude-versus-frequency curve of B point output signal be tending towards smooth and make the output waveform sineization.
3, IC7, IC8 are connected into respectively homophase and the inverting amplifier that enlargement factor equates, make signal output waveform that C and D order make respectively the optocoupler K8K9 conducting (being zero crossing circuitry) of taking turns in mistake centered level E/2 moment.
4, the optocoupler Continuity signal of taking turns makes IC9, the IC10 output comparator signal respectively that is connected into comparator circuit, the E point is exported and be superimposed in its forward position through differentiating circuit, in fact this pulse signal has been realized high-frequency two frequencys multiplication of performance signal tone (2Ai), by the high 8 degree signals of comparer IC11 output.
E point signal exports two divided-frequency/2 counter circuit IC13 to through follower circuit IC2 simultaneously, and middle pitch A1 signal square wave corresponding to melody sung in its Q1 output reduction.This signal is as carry pulse CP, then carry out counter IC14 except 2 frequency divisions.Make its Q1 output terminal generate low 8 degree A1/2 bass signals.
the horn of plenty higher harmonic components, change symmetry and the dutycycle of output square wave, the present embodiment adopts typical counter circuit 4017, its carry pulse is that pulse just triggers carry along reaching centered level (E/2), the carry pulse CP pad of the present embodiment is at another output terminal Q0 of frequency-halving circuit counter, cause shifting to an earlier date and delaying of carry signal by integrating circuit, make pulsewidth and the dutycycle of output terminal Q1 signal change the dynamic asymmetric square waves of formation with the pitch frequencies of singing, the high pitch E point pulsewidth of output is determined by derivative time constant simultaneously, its occupy-place changes with pitch frequencies than also, namely has equally the asymmetry of square wave, that is to say, senior middle school's bass output waveform is the asymmetrical wave signal source, be conducive to generate dynamic higher harmonic components.Purpose is plentiful tone color, and its reference waveform as shown in Figure 4.
As shown in electrical schematic diagram 2, high, normal, basic tone signal source is respectively by complementary follower driving circuit output, wherein:
A. the left side input stimulus coil 4 of high pitch emulation sensor (as shown in Figure 5) is that former edge-impulse transformer B1 line bag L1 injects fine motion, swing and the displacement that the high pitch pumping signal makes the miniature magnet 1 generating three-dimensional space that is fixed on spring 2, causes the servo-actuated high 8 degree melody signals of line bag of output receiving coil 5.
B. the drive coil 4 of middle pitch emulation sensor (as shown in Figure 6) is that L1 and receiving coil 5 are that L2 passes through to reequip respectively the realization of high-speed micro relay partial structurtes, (in conjunction with shown in Figure 6) is by relay adhesive dynamic natural characteristic, band movable contact spring and 1 fine motion of miniature magnet, causing receiving coil 5 is the servo-actuated middle pitch of L2 (A1) melody signal, is in the three dimensions fine motion because the first reception magnet 2 and second receives magnet 3.
Above-mentioned high emulation sensor, middle pitch emulation sensor are realized be by electricity become magnetic, by the transfer process of magnetic variation electricity, its output melody wave simulation the fundamental characteristics of natural musical instrument reed sounding, and have self characteristic sound.
As shown in Figure 3, high pitched signal is amplified and midrange signals is amplified respectively by IC23, IC24 and synthesized in adjustable potentiometer W12 through IC21, IC22, is had senior middle school's sound source signal of adjustable output by complementary follower output.
5, senior middle school's sound source signal series connection output three road signals; The voice signal that is wherein generated by loudspeaker Q1, Q2 is exported through tube chamber acoustic resonance device and cavity acoustic resonance device respectively, and the high middle pitch sampled signal of M point output simultaneously is synthetic for string music.
A. as shown in Figure 7, the intrinsic tone color waveform that melody sound emission loudspeaker 1(Q1) forms through the tube chamber acoustic resonance device is by the Q of Receiving loudspeaker 2
3AAnd Q
3BReceive respectively and synthesize, amplify through IC35, the sibilant rale filter filtering through amplifier IC26, pays limit K1 output wind instrument 1 signal by optocoupler.
The Q of Receiving loudspeaker 2
3A, Q
3BReceive the simulate effect of playing wind instruments that waveform signal intensity and figure are controlled by the servo-actuated formation sound of the variation head of singing the air inflow that sound intensity forms, sound tail, manifest especially the Q of Receiving loudspeaker 2
3BReceive the servo-actuated intake figure of signal effect.
B. as shown in Figure 8, emission loudspeaker 1 is the intrinsic tone color waveform that the melody sound of Q2 reception forms through the cavity sympathetic response, is that Q4 receives by receiving loudspeaker 2, and IC37 amplifies, and alt saxophone wave filter amplifier IC38 pays limit K2 by optocoupler and exports wind instrument 2 signals.
In Fig. 8:
A. the interior emission loudspeaker 1 of organ for resonance 4 is that Q2 sends alt melody sound.
B. draft tube 1 and escape pipe 2 are that the axle of Q4 is held part H point via receiving loudspeaker 2, and flabellum modulator 3 is transported in its output gas flow series connection simultaneously.
D. air-flow causes special-shaped flabellum 7 to turn clockwise forming pore and air-flow are periodically blocked.(its block frequency namely sing with air inlet strong and weak change between 4-15HZ)
E. the interior reception loudspeaker 2 of organ for resonance 4 be dynamic effects that Q4 axle sound field is subject to air-flow to make emission loudspeaker 1 be that phase place and the amplitude that Q2 receives signal forms periodic dynamic change, be similar to " Lie Sili " acoustic " rotation trill " thereby generate.
6. at the structure and the wiring schematic diagram that generate for the low middle pitch vibration operatic tunes and time-delay sound shown in Fig. 9.(the relative mounting means of vibration sounding relay 1 and spring 3 in electroacoustic transfer chamber 4, wherein general headrest line 8 is adopted in the excitation line bag string of the vibration sounding relay 1 of 0.9W and the wiring that connects, and with the contactless suspension of cavity 4.）
B. as shown in Figure 9, the time-delay sound sounding loudspeaker 5 that is serially connected with the line bag loop of vibration sounding relay 1 is the melody tone signal that Q6 sends, certain distance transmission through time-delay sound transfer tube 7, and be that the Q8 reception is amplified through IC33 by time-delay sound reception loudspeaker 6, make P point signal have time-delay sound feature, have again amplifier output time-delay sound wind instrument 4 signals of middle bass storage effect through IC34, and be controlled by optocoupler K5, K7.
C. introduced adjustable capacitance-resistance resistance between wind instrument 3 passages and wind instrument 4 passages and connected potentiometer W60, made both output all with certain reverberation function.
7. as Fig. 1, Fig. 2, shown in Figure 3, the string music waveform is required enriches harmonic components Z point signal, by synthesizing from high middle pitch emulation sensor output waveform M point with from adjustable middle bass reverberation waveform N point, make composite signal have senior middle school's bass emulation and reverberation, and utilizing the dynamic perfromance of fine-tuning potentiometer W20, potentiometer W30 respectively, this signal amplifies and string music segmentation wave filter 1 and then amplified by IC36 and export through optocoupler K3, K6 are in parallel through IC35.Simultaneously, segmentation wave filter 2 amplifies from IC37, and then amplifies the synthetic output of multichannel by IC38, should be noted here, and the Hi-pass filter network parameter that each path filter adopts is determined and experimental verification is expected to obtain Extraordinary characteristic sound.
8. as Fig. 1, Fig. 2, shown in Figure 3, note amplifier IC3 amplitude output signal A point, servo-actuated power in singing sound, this signal transports to amplifier IC16 and then unsteady level just dynamic change with singing strong and weak that Q order is amplified in detection.
A. should float level through power amplifier transistor T1 output, in order to control optocoupler K1-K5 primary current, realize each road output loudness of a sound control.
B. through transistor T 2 output, drive mini fan 3, Figure 10 has illustrated the gather qi together jar structure.In figure, mini fan 3 is 4 inflations of gather qi together tank, and wind instrument 1, the required little air-flow of wind instrument 2 are provided.(in conjunction with Fig. 7, Fig. 8)
9. Figure 11 is the microphone structural representation, wherein:
A. receiving acoustic pickup 1 is Q
00Receive to sing (chant, humming, mouth organ etc.) single-tone melody signal.
B. compensating acoustic pickup 2 is Q
01Be used for offsetting transmission line by shield and disturb,
C. soft-touch control 3 adopts Push switch, signal is followed and integrating circuit through transistor T 3, by transistor T 4 output make-and-break signals, and then set the conducting amount of K6, K7 by potentiometer W6, potentiometer W7, here adopt the two-stage follower to drive, be intended to make soft-touch control 3 to be operated in little electric current (microampere order), overcome singing the interference of signal.
By for the effect of further understanding technical conceive of the present invention, application technology means and institute's expection and reaching, now be output as example with string music, sketch soft-touch control 3 function implementation procedures:
As shown in drawings, string music output signal power is paid the limit parallel connection by optocoupler K3, K6 and is formed by stacking, and wherein the reference signal of K3 conducting degree, float with singing sound is strong and weak, set by the W3 potentiometer.And the K6 break-make whether to reach the conducting degree be to be set by soft-touch control 3 and W6 potentiometer.That is to say, W3, W6, soft-touch control 3 are that X1 all has to be in harmonious proportion and sets flexibly relation and potential function, imagine, and be the break-make of X1 rhythm when soft-touch control 3, can realize the amplitude trill; Need to give prominence to when singing melody the impact that the function intensified W6 of soft-touch control 3 sets, even can obtain to play or the figure effect of pizzicato.
For more deep understanding technical scheme of the present invention, now further set forth the technical program in conjunction with the development of WeiLai Technology and following device.
Supplementary notes embodiment function:
1. be the emulation sensor of realizing that electromagnetism electricity or electroacoustic conversion are adopted in embodiment, technical progress along with China's new electronic component (as electro-acoustic element, Hall element etc.) and membraneous material etc. is expected to verify by experiment further optimization output waveform and tone color.
2. the design flexibility various combinations that are embodied in tone color and sound shape can generate the tamber effect of more kinds of natural musical instruments.
A. waveform is determined the design concept of tone color---embodiment has sketched signal and has won emulation sensor etc. method for designing and realized stocking of abundant high time Bands wave component, by modern instrument and methods such as spectrum analyzer, storage oscilloscopes, with regard to waveform is theoretical, to comparison and the true to nature process of the multiple personalized characteristic sound wave shape of conventional musical instrument (as matouqin) by waveform, selectively increase and decrease corresponding harmonic wave and further experimental verification, be expected to obtain alike in spirit and have the multiple monochromatic effect of self-character sound.
B. the synthetic tone color concept of mellotron is that multiple orchestral music waveform is superposeed in proportion again and then generates the tone color sound shapes such as piano, harp.
A. the high, normal, basic 8 degree sound square waves of embodiment association have servo-actuated variable duty ratio characteristic in the melody change in pitch, be the higher hamonic wave composition of the more dynamic change of association, select and then highlight the intrinsic metallic sound source of sound of alt odd ripple through emulation sensor or Hi-pass filter and related circuit specific aim.
B. loudness of a sound control to adopt the excessive characteristic special applications of optocoupler method, plays for the controlled generation of hand switch and plays sound shape and created condition.As shown in Fig. 2 A dotted line frame, the derivative time constant of amplifying output through IC50 makes optocoupler K8 secondary transfer characteristics strengthen sound head intensity, experimental results show that simultaneously further introducing hand switch control signal Q2 makes K8, the stack in parallel of K9 secondary through differential, synthetic very brief sound head, make that output signal Q3 is more true to nature alike in spiritly plays sound shape effect in playing of each note of conventional musical instrument forward position, for optimization and the upgrading of pianotron etc. provides reference and selection.
3. use the present application scenario of wide in range gonosome and crowd, the particularly diversity of playing mode expansion.
A. the embodiment power acquisition is with the Miniaturization Design of single channel low-voltage DC supply and low-power consumption, and like this by automobile storage battery, the application scenario can expand to outside of the city or beach, and long-time the use.
B. chant in a low voice and be familiar with song, earphone transmits oneself likes the accompaniment of musical instrument melody sound most, and dropping into dim reverie is the self-recreation boundary that person in middle and old age fan pursues.
C. the manual loudness of a sound control program of embodiment coordinates the output of Multipath tube string music waveform, forms the operability of Multipath tube string music music synchronous cant combination.
Be not difficult to imagine, when the equal added improvement type hand control switch of each road tone color melody output, in order to operate the having or not of each road tone color signal, power or melody beat sound etc., play, take turns synthesising sounds such as playing, play again (adopting the electronic filter of multichannel different parameters and type to the different processing of same tone color circuit and controlled) between formation, be expected to obtain the playing effect of mini symphony music.
D. the extension of above-mentioned imagination expansion, take from the electronics speech and deportment of keyboard instrument when the melody dullness, the high, normal, basic 8 degree sounds that provide by embodiment generate, the output of emulation sensor multichannel tone color, the schemes such as multichannel controllable hand-operated switch, coordinate the karaoke form of custom will form fan team (as family) music party, thereby expanded the possibility of application scenario, provide technical feasibility in particular for the keyboard instrument update of having popularized.
It should be noted that at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment, the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not breaking away from the spirit and scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.
Claims (6)
1. method of singing out the philharmonic music is characterized in that:
The method comprises the following steps:
The first step: the servo-actuated pitch A1 square wave of winning each note in real time from the song melody that the singer sings, synchronously can obtain height 8 degree sound square waves, high 8 degree sound square wave pitches are 2A1 here, low 8 degree sound square wave pitches are 1/2nd A1;
Second step: the generation of source of sound, by the physical characteristics of electronic simulation sensor, by the mutual conversion of electromagnetism and magnetoelectricity, the each harmonic A2 of expansion fundamental tone A1 is to A
N, particularly for the height 8 degree sounds that synchronously obtain, spend 2A2 to 2A by electronic simulation sensor generation corresponding high 8 separately
NVarious humorous Boeing and low 8 degree pitches are that 1/2nd A2 is 1/2nd A to pitch
NVarious humorous Boeing, make the Resonance Wave Composition that has more rich integral multiple during this pitch A1, as orchestral music acoustic wave form deposit alike in spirit true to nature and selection;
The 3rd step: the requirement of corresponding different wind instrument and string music characteristic sound wave shape:
A, the composition that selectively injects each harmonic and ratio, and by the electronic filter technology of maturation, in order to promote the individualized feature of characteristic sound;
B, additional wind instrument is played wind instruments and the melody tremolo effect targetedly, the audio of playing of string music is really waited and carries out figure and pack, thereby more highlight the personalized characteristic effect of pictograph figure;
Win by above-mentioned steps the single-tone melody pitch A1 conversion of singing sound (or humming or mouth organ) and generate the melody square wave of senior middle school's bass 8 degree, and then formed the acoustics of wind instrument or the string music of different characteristic sounds by the packing of emulation sensor and tone color and figure.
2. the equipment of realizing of singing out the philharmonic music, is characterized in that: by the circuit module of winning of performance source of sound, emulation sound source signal circuit module, the packing circuit module of tone color and sound shape, loudness of a sound control circuit module composition, the circuit module of winning of singing source of sound is used for winning the pitch of performance, the voice signal of the sound square-wave signal of melody and association height 8 degree square waves, emulation sound source signal circuit module is for the synthesis of the height midrange signals, the packing circuit module of tone color and sound shape is for the synthesis of the philharmonic sound, the loudness of a sound control module is used for realization to the control of loudness of a sound and has manual trill and play the figure function, one tunnel output of winning circuit module of singing source of sound is connected to the input end of loudness of a sound control circuit module, another road output of winning circuit module of singing source of sound is connected to the input end of emulation sound source signal circuit module, the output terminal of emulation sound source signal circuit module is connected to the input end of the packing circuit module of tone color and sound shape.
3. the equipment of realizing of singing out the philharmonic music according to claim 2, it is characterized in that: described performance source of sound win circuit module, by the trill hand switch, the microphone pickup device, note amplifier and anti-jamming circuit, positive inverting amplifier and over-zero trigger circuit, two-way comparer and superimposed signal circuit form, the output of microphone pickup device is connected to note amplifier and anti-jamming circuit input end, note amplifier and anti-jamming circuit output terminal are connected to positive inverting amplifier and over-zero trigger circuit input end, positive inverting amplifier and over-zero trigger circuit output end are connected to two-way comparer and superimposed signal circuit input end, the circuit module of winning of singing source of sound is used for winning the pitch of performance, the voice signal of the sound square-wave signal of melody and association height 8 degree square waves.
4. the equipment of realizing of singing out the philharmonic music according to claim 2, it is characterized in that: described emulation sound source signal circuit module, by high pitch emulation sensor, middle pitch emulation sensor, / 2nd frequency dividing circuits, the high pitch driving circuit, the high pitch amplifying circuit, low middle pitch driving circuit, the middle pitch amplifying circuit, can regulate pitch signal potential device forms, sing source of sound and win one tunnel output of two-way comparer and the superimposed signal circuit of circuit module, be used for containing the high 8 degree sound square wave voice signal 2A1 of the frequency multiplication of singing melody, be input to high pitch emulation sensor through the high pitch driving circuit, amplify through the high pitch amplifying circuit, sing another road output of the two-way comparer of winning circuit module and the superimposed signal circuit of source of sound, the middle pitch melody square-wave signal A1 that obtains through 1/2nd frequency dividing circuits amplifies to the middle pitch amplifying circuit through middle pitch emulation sensor, the two-way square-wave signal of high pitch amplifying circuit and the output of middle pitch amplifying circuit comes together on the pitch regulated a signal potential device that is connected between high pitch amplifying circuit and middle pitch amplifying circuit, the described pitch signal potential device of regulating determines that output signal is the composition ratio of high pitch or middle pitch, in the synthetic high midrange signals of its output terminal, the pitch that is obtained through another 1/2nd frequency dividing circuits frequency division output again by the output signal of described 1/2nd frequency dividing circuits is that 1/2nd the low 8 degree sound square-wave signals of A1 and middle pitch square-wave signal A1 two-way square-wave signal come together on the pitch the regulated signal potential device that is connected between another 1/2nd frequency dividing circuit and low middle pitch driving circuit, the described pitch signal potential device of regulating determines that output signal is the composition ratio of middle signal tone or bass, in the synthetic low midrange signals of its output terminal.
5. the equipment of realizing of singing out the philharmonic music according to claim 2, it is characterized in that: the packing circuit module of described tone color and sound shape is comprised of wind instrument 1 signal circuit, wind instrument 2 signal circuits, wind instrument 3 signal circuits, wind instrument 4 signal circuits, string music signal circuit;
described wind instrument 1 signal circuit is by the tube chamber acoustic resonance device, the whistling wave filter, loudness of a sound is controlled potentiometer and is formed, be provided with two loudspeakers in the tube chamber acoustic resonance device, one tunnel input of wind instrument 1 signal circuit is to introduce to play wind instruments figure, another road input of wind instrument 1 signal circuit is by the loudspeaker in the melody signal input tube chamber acoustic resonance device that can regulate the output of pitch signal potential device in emulation sound source signal circuit, voice signal after the transmission of tube chamber acoustic resonance device is received by another loudspeaker, seemingly manage the sound melody signal through whistling wave filter and loudness of a sound control potentiometer output class, be defined as wind instrument 1 signal in the present invention,
described wind instrument 2 signal circuits are by the cavity acoustic resonance device, saxophone's wave filter, loudness of a sound is controlled potentiometer and is formed, be provided with two loudspeakers in the cavity acoustic resonance device, the sound shape of playing wind instruments with the melody trill is introduced in one tunnel input of wind instrument 2 signal circuits, another road input of wind instrument 2 signal circuits is to input to a loudspeaker in the cavity acoustic resonance device by the melody signal that can regulate the output of pitch signal potential device in emulation sound source signal circuit, the voice signal of its sympathetic response is received by another loudspeaker, control potentiometer output through saxophone's wave filter and loudness of a sound, be defined as wind instrument 2 signals in the present invention,
described wind instrument 3 signal circuits are by driving the relay group, low middle pitch vibration cavity and electroacoustic transducer circuit, signal is won amplifying circuit, the circular horn wave filter, loudness of a sound is controlled potentiometer and is formed, the input of wind instrument 3 signal circuits is by in can regulating in emulation sound source signal circuit, the melody signal of the potentiometer output of bass pitch signal drives the relay group, generate the vibration operatic tunes signal of electroacoustic conversion through low middle pitch vibration cavity electroacoustic transducer, winning amplifying circuit by signal receives, control the potentiometer output class like the circular horn melody through circular horn wave filter and loudness of a sound, be defined as wind instrument 3 signals in the present invention,
described wind instrument 4 signal circuits are by driving the relay group, the time-delay associated line, time-delay sound amplifying circuit, the bassoon wave filter, loudness of a sound is controlled potentiometer and is formed, be serially connected with a loudspeaker sounding that drives relay group loop and received by another loudspeaker after the time-delay of time-delay associated line and amplify, control the potentiometer output class like middle bassoon melody through bassoon wave filter and loudness of a sound, the capacitance-resistance of winning between amplifying circuit and wind instrument 4 time-delay sound amplifying circuit signals due to wind instrument 3 signals is connected and intervention each other, make the signal of the signal of wind instrument 4 signal circuits outputs and wind instrument 3 signal circuits outputs all with certain reverberation effect, be defined as wind instrument 4 signals in the present invention,
described string music signal circuit is by senior middle school's bass sampling combiner circuit, segmentation string music wave filter, loudness of a sound is controlled potentiometer and is formed, one tunnel input of senior middle school's bass sampling combiner circuit is the output of winning amplifying circuit from the signal in wind instrument 3 signal circuits from another road input of the melody signal of the output of the pitch the regulated signal potential device output terminal in wind instrument 1 signal circuit and senior middle school's bass sampling combiner circuit, after senior middle school's bass sampling combiner circuit is processed, control the potentiometer output class like the output waveform of string music through segmentation string music wave filter and loudness of a sound, be defined as the string music signal in the present invention.
6. the equipment of realizing of singing out the philharmonic music according to claim 2, it is characterized in that: described loudness of a sound control circuit module, by singing the servo-actuated level circuit of amplitude detection, optocoupler transfer characteristics control circuit, manual optocoupler transfer characteristics control circuit, mini fan and gather qi together tank form, road output signal from the note amplifier of winning circuit module of singing source of sound and anti-jamming circuit zooms into through singing the servo-actuated level circuit detection of amplitude detection the little electric current power in former limit that servo-actuated loudness of a sound level driving optocoupler transfer characteristics control circuit is controlled each road optocoupler, thereby realize controlling the conducting degree realization of each road optical coupling secondary edges to the control of loudness of a sound, singing the output of the servo-actuated level circuit of amplitude detection inflates to the gather qi together tank through the power drive mini fan, for the rotation trill of playing wind instruments figure and wind instrument 2 of wind instrument 1 provides little air-flow, control the optocoupler that drives manual optocoupler transfer characteristics control circuit through integrating circuit from the trill hand switch of winning circuit module of singing source of sound, make output signal have manual trill and play figure.
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Cited By (2)
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| CN104361884A (en) * | 2014-11-18 | 2015-02-18 | 张正贤 | Electronic device capable of being played to generate voice singing scores and operation method of electronic device |
| CN107424593A (en) * | 2017-08-25 | 2017-12-01 | 广州彩磁信息技术有限公司 | A kind of digital musical instrument of region stroke touch curved surface object loudspeaker array |
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| CN1828719A (en) * | 2005-03-04 | 2006-09-06 | 雅马哈株式会社 | Automatic player accompanying singer on musical instrument and automatic player musical instrument |
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| CN1061863A (en) * | 1991-11-05 | 1992-06-10 | 湘潭市新产品开发研究所 | Sound-controlled automatic accompaniment instrument |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104361884A (en) * | 2014-11-18 | 2015-02-18 | 张正贤 | Electronic device capable of being played to generate voice singing scores and operation method of electronic device |
| CN104361884B (en) * | 2014-11-18 | 2017-08-04 | 张正贤 | It is a kind of to play out electronic installation and its operating method that voice sings spectrum |
| CN107424593A (en) * | 2017-08-25 | 2017-12-01 | 广州彩磁信息技术有限公司 | A kind of digital musical instrument of region stroke touch curved surface object loudspeaker array |
| CN107424593B (en) * | 2017-08-25 | 2021-04-13 | 广州丰谱信息技术有限公司 | Digital musical instrument of touch-control type curved surface stereo loudspeaker array is moved to regional stroke |
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