CN201984803U - Microcomputer controlled digital stringed instrument - Google Patents

Microcomputer controlled digital stringed instrument Download PDF

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Publication number
CN201984803U
CN201984803U CN2011200188328U CN201120018832U CN201984803U CN 201984803 U CN201984803 U CN 201984803U CN 2011200188328 U CN2011200188328 U CN 2011200188328U CN 201120018832 U CN201120018832 U CN 201120018832U CN 201984803 U CN201984803 U CN 201984803U
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fingerboard
control device
accuracy
musical instrument
stringed musical
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程矛
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Abstract

The utility model discloses a microcomputer controlled digital stringed instrument which comprises a fiddle head, a fiddle body connected with the fiddle head and four fiddle strings positioned above the fiddle head and the fiddle body. The surface of the fiddle head is provided with a fingerboard, wherein the surface of the fingerboard is provided with fingerboard sensors; the fingerboard sensors are electrically connected with a control device; the fingerboard sensors are more than one contact sensors positioned at right intonation positions of the surface of the fingerboard; or the fingerboard sensors are four touch type sensors positioned on the surface of the fingerboard for distinguishing the right intonation positions and wrong intonation positions, and the fingerboard sensors are respectively positioned below the fiddle strings. The microcomputer controlled digital stringed instrument can train intonation concepts of a fiddle practicer.

Description

The digital stringed musical instrument of microcomputerized control
Technical field
The utility model relates to digital stringed musical instrument field, relates in particular to a kind of digital stringed musical instrument of microcomputerized control.
Background technology
Existing violin comprises scroll head, body and is located at scroll head and the string of body top that wherein scroll head comprises fingerboard.When the piano practicer stop the contact fingerboard correct accuracy in pitch position the time, can send melodious performing music.The fingerboard of violin be itself no accuracy in pitch position limit but when playing by the player left hand finger tip stop and touch the device that fingerboard produces its accuracy in pitch notion, but the accuracy in pitch position of each sound is actually and is present on the fingerboard, its accuracy in pitch is to obtain its position sense through screwing up discipline of organ learner's long period, and obtain from the sense of hearing, thereby when playing, reach accuracy in pitch state preferably to the sensitivity of finger to the accuracy in pitch reaction.
For the beginner, the initial stage is difficult to grasp the accuracy in pitch of violin.For example, violin before use and the tuner of four empty strings in use operation can only finish by teacher or other grasp person; Moreover, what the beginner was taken place when practicing qin is oneself unconscious wrong sound that arrives, often will go professional teacher to go up class hour there by the time could be pointed out by teacher, and at this moment the student acoustically got used at ordinary times wrong sound or inaccurate sound, correct need cost regular hour and energy.
In the prior art, treat beginner's accuracy in pitch problem, all be on the fingerboard of violin, to come accordatura, location on behalf of bonding strip shape adhesive tape by professional teacher, promptly help student's accordatura, location by the sense of touch of eye gaze and finger fingertip, so just play a bit indirect booster action for the auditory response of training beginner's ear potentially to the accuracy in pitch notion, but cause the piano practicer to form the bad custom of " using eye without ear ", aforesaid way can't make the beginner reach the purpose of grasping the violin accuracy in pitch further.
The utility model content
The utility model provides a kind of digital stringed musical instrument of microcomputerized control, and the digital stringed musical instrument of this microcomputerized control can make the beginner comparatively fast grasp accuracy in pitch on the fingerboard, can train the beginner to the sense of hearing of accuracy in pitch and the sensitivity of reaction simultaneously.
The utility model provides a kind of digital stringed musical instrument of microcomputerized control, comprising: scroll head, the body that is connected with this scroll head and be positioned at described scroll head and four strings of described body top; Described scroll head surface is provided with fingerboard; Wherein, described fingerboard surface is provided with the fingerboard sensor, and described fingerboard sensor electrical connects control device;
Described fingerboard sensor is the more than one contact sensor that is positioned at the correct accuracy in pitch position on described fingerboard surface; Perhaps
Described fingerboard sensor is four and is positioned at the tactile sensor that described fingerboard surface is used to distinguish correct accuracy in pitch position and wrong accuracy in pitch position that this tactile sensor lays respectively at the below of each root string.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
Described contact sensor is the hard contact sensor, and the described fingerboard that is provided with described contact sensor is a plank matter fingerboard;
Described tactile sensor is electrodeless multi-tactile sensor (being multi-tactile sensor), and the fingerboard that is provided with described tactile sensor is the fingerboard that synthetic material is made.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
The surface coverage of described tactile sensor has wearing layer, and this wearing layer, tactile sensor and described fingerboard are structure as a whole.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
Described body is made up of panel, side plate and backboard, described control device is positioned on the described backboard, when the piano practicer adopts when being provided with the digital stringed musical instrument of described electrodeless multi-tactile sensor, whether correct described control device send accuracy in pitch position that the prompting piano practicer touches signal;
When the piano practicer adopts when being provided with the digital stringed musical instrument of described contact sensor, described control device only sends the signal of the accuracy in pitch correct position that the prompting piano practicer touches.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
Described control device sends the acoustical signal of prompting by the audio components that connects; Perhaps
Described control device sends the light signal of prompting by the light-emitting component that connects;
And the signal of prompting right accuracy in pitch position is sent in described control device control and the signal of the wrong accuracy in pitch of prompting position is different.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
Described panel is provided with display screen, and described audio components is the more than one loudspeaker that is arranged on the described backboard, or is the sounding component of described display screen;
When accuracy in pitch positional fault that described piano practicer touches, described loudspeaker sends prompt tone, and perhaps the sounding component of described display screen sends prompt tone, and simultaneously described display screen shows correct accuracy in pitch position.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
Described loudspeaker is two, and is located at the upper and lower of described backboard respectively, and this loudspeaker is resonance loudspeaker or boombox.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
The digital stringed musical instrument of described microcomputerized control is a violin; The scroll head of described violin comprises peg, and described panel is provided with tailpiece, and described string is arranged between described peg and the tailpiece, and is provided with the qin sign indicating number that supports string between described fingerboard and tailpiece;
The acoustic pickup that also to be provided with described vibrations of strings conversion of signals on the described panel be electric signal, this acoustic pickup is electrically connected on described control device, and this acoustic pickup is positioned at described qin sign indicating number bottom, and perhaps, described acoustic pickup is positioned at body inside.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein,
Described control device is the circuit board that is fixed on the described backboard, circuit board is provided with main frame, is integrated with tuner module, audio frequency and/or vision signal transmitter module, audio frequency and/or the video reception module of the electronics music score of Chinese operas that connects this main frame and/or the decoder module of courseware, the metronome that cooperates the described electronics music score of Chinese operas and/or courseware, the correct accuracy in pitch of output on this circuit board, a plurality of backgrounds are happy and/or play storage module, the load module of the synthetic compositor of sound, stored audio data, the interface module or the fingerboard sensor assembly of connection external unit.
The digital stringed musical instrument of aforesaid microcomputerized control, wherein, described control device adopts lithium battery power supply, or adopts the super capacitor power supply, and described control device also is provided with the touch-screen that connects described main frame.
The digital stringed musical instrument of microcomputerized control of the present utility model can be determined the actual accuracy in pitch position of the semitone of all from the bass to the high pitch and whole tone on the fingerboard, from the fingerboard surface almost is that naked eyes be can't see in appearance, the beginner is when practicing qin, the left hand finger tip press string with string by touching the fingerboard sensor to fingerboard, and then can know whether the accuracy in pitch of the above-mentioned action of stopping correct by control device.Whether the digital stringed musical instrument of the microcomputerized control in the utility model accuracy in pitch position of touching of can the real-time prompting beginner stopping is correct, and then played the training beginner to the sense of hearing of accuracy in pitch and the sensitivity of reaction.
Description of drawings
In order to be illustrated more clearly in the utility model or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the violin structural representation of the digital stringed musical instrument embodiment of the microcomputerized control in the utility model;
Fig. 2 is the structural representation of the medium and small violin backboard of digital stringed musical instrument embodiment of the microcomputerized control in the utility model;
Fig. 3 is the structural representation of violin control device among the digital stringed musical instrument embodiment of the microcomputerized control in the utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Common stringed musical instrument is divided into bow and draws chord crying musical instrument (as the violin class) and play chord crying musical instrument (as guitar).Wherein, bow draws chord crying musical instrument to comprise: violin, viola, violoncello, times contrabass and urheen; Playing chord crying musical instrument comprises: harp, guitar, electric guitar, electric bass, seven-stringed plucked instrument in some ways similar to the zither, Chinese lute and zither.And then the digital stringed musical instrument of the microcomputerized control in the utility model comprises that various bow of the prior art draws chord crying musical instrument and/or plays chord crying musical instrument, mainly is that example is elaborated with the violin in the following description book.
First embodiment
Common violin comprises scroll head, the body that is connected with this scroll head and is positioned at described scroll head and four strings of described body top, and described scroll head surface is provided with fingerboard, and body is made up of panel, side plate and backboard.In the present embodiment, described fingerboard surface is provided with the fingerboard sensor, and described fingerboard sensor electrical connects control device; Whether correct described control device can send the prompting beginner accuracy in pitch position touched the signal of stopping.
Particularly, described fingerboard sensor is the more than one contact sensor that is positioned at the correct accuracy in pitch position on described fingerboard surface.This contact sensor can be the hard contact sensor, the fingerboard that is provided with described contact sensor is preferably plank matter fingerboard, and this hard contact sensor correspondence is arranged at the correct accuracy in pitch position on fingerboard surface, and covers the accuracy in pitch position of all semitones on the fingerboard and/or whole tone.When the beginner stops when touching the hard contact sensor, control device sends the acoustical signal or the light signal of the corresponding accuracy in pitch of this hard contact sensor position.Preferably, the material of hard contact can be copper sheet or aluminium flake, the hard contact sensor of this copper sheet or aluminium flake preparation is similar to be cut-off switch, when the beginner stops when touching the hard contact sensor, a certain sounding loop or luminous loop in can the conducting control device, and then can point out beginner's stop action or the position of stopping whether correct.
Perhaps, described fingerboard sensor is four and is positioned at the tactile sensor that described fingerboard surface is used to distinguish correct accuracy in pitch position and wrong accuracy in pitch position that this tactile sensor lays respectively at the below of each root string.That is to say, the tactile sensor (not limiting the width of tactile sensor in the present embodiment) of one strip is set on the fingerboard of each string below, this tactile sensor can be electrodeless multi-tactile sensor (being multi-tactile sensor), this electrodeless multi-tactile sensor is electrically connected control device, as long as the beginner stops and touches electrodeless multi-tactile sensor the loop, a certain contact in the control device is switched on.When the beginner stopped the correct accuracy in pitch of contact position, control device sent correct accuracy in pitch, or sends the signal of praise; When the beginner stopped contact fault accuracy in pitch position, control device can send the wrong signal of prompting.Preferably, the display screen that is provided with on can the panel by body shows correct accuracy in pitch position, and the action of stopping of correct accuracy in pitch position.Need to prove that described signal can be light signal, acoustical signal, or other signal that can point out.
In addition, described tactile sensor is electrodeless multi-tactile sensor, the described fingerboard that is provided with described tactile sensor is the fingerboard that synthetic material is made, and, the surface of described tactile sensor also can be coated with wearing layer, and this wearing layer, tactile sensor and described fingerboard are structure as a whole.
In the present embodiment, described control device is positioned on the backboard of described body, and when the piano practicer adopts when being provided with the digital stringed musical instrument of described electrodeless multi-tactile sensor, whether correct described control device send accuracy in pitch position that the prompting piano practicer touches signal; When the piano practicer adopts when being provided with the digital stringed musical instrument of described contact sensor, described control device only sends the signal of the accuracy in pitch correct position that the prompting piano practicer touches.Usually, described control device sends the acoustical signal of prompting by the audio components that connects; Perhaps described control device sends the light signal of prompting by the light-emitting component that connects; And the signal that described control device sends the wrong accuracy in pitch position of the signal of correct accuracy in pitch position of prompting and prompting is different, specifically can select to be provided with according to needs.Demand according to the beginner in the reality is provided with the position of control device and the cue that control device sends.Above-mentioned light-emitting component can be light emitting diode or miniature miniature bulb etc.
Preferably, described audio components can be the more than one loudspeaker that is arranged on the described backboard, or is arranged on the sounding component of the display screen on the described panel; When accuracy in pitch malposition that described piano practicer touches, described loudspeaker sends prompt tone, and perhaps the sounding component of described display screen sends prompt tone, as can be the miscue sound when sending " dripping ", and simultaneously described display screen shows correct accuracy in pitch position.Two loudspeakers preferably are set in the present embodiment, and are located at the upper and lower of described backboard respectively, certainly, on the body of violin a plurality of loudspeakers can also be set, its practical structure can be set according to needs.Those loudspeakers can be selected resonance loudspeaker or boombox for use.It should be noted that, when violin was provided with loudspeaker, display screen only was used to show the various correct accuracy in pitch positions or the action of stopping of correct accuracy in pitch position, and this display screen is sounding not, so that in time correct piano practicer's mistake, effectively improve piano practicer's accuracy in pitch hearing.
Further, the scroll head of violin also includes peg, also is provided with tailpiece on the panel of described body, and above-mentioned string is arranged between described peg and the tailpiece, is provided with the qin sign indicating number that supports string between described fingerboard and tailpiece; And then panel that also can the described body acoustic pickup that to be provided with described vibrations of strings conversion of signals be electric signal, this acoustic pickup is connected in described control device, and this acoustic pickup is positioned at described qin sign indicating number bottom, and perhaps, described acoustic pickup is positioned at body inside.Usually acoustic pickup is sent to control device with electrical signal converted, so that control device can synthesize it, simulate contrast or other uses.Certainly, this control device can also be emitted its public address with the storage of the electric signal of acoustic pickup or by loudspeaker/microphone etc.
Control device in the present embodiment is the circuit board that is fixed on the described backboard, circuit board is provided with main frame, and is integrated with the electronics music score of Chinese operas of this main frame of connection and/or the decoder module of courseware on this circuit board, the metronome that cooperates the described electronics music score of Chinese operas and/or courseware, export the tuner module of correct accuracy in pitch, audio frequency and/or vision signal transmitter module, audio frequency and/or video reception module, happy and/or the synthetic compositor of performance sound with a plurality of backgrounds, the storage module of stored audio data, load module, the interface module or the fingerboard sensor assembly that connect external unit.Certainly, described control device adopts lithium battery power supply, or adopts the super capacitor power supply, and described control device also is provided with the touch-screen that connects described main frame, and this touch-screen is located on the backboard of body.Can be used for showing the electronics music score of Chinese operas and/or courseware for above-mentioned display screen of mentioning and touch-screen.
The digital stringed musical instrument of above-mentioned microcomputerized control can be determined the actual accuracy in pitch position of the semitone of all from the bass to the high pitch and whole tone on the fingerboard, can't see from the naked eyes in appearance on fingerboard surface, the beginner is when practicing qin, the left hand finger tip press string with string by touching the fingerboard sensor to fingerboard, and then can know whether the accuracy in pitch of the above-mentioned action of stopping correct by control device.It has played the training beginner to the sense of hearing of accuracy in pitch and the sensitivity of reaction, and this is the ability that each violin beginner and player must grasp and possess.Further, the violin in the foregoing description can also effectively improve piano practicer's identification of spectrogram ability and hearing, and can help their understanding to music theory, causes the piano practicer to learning the bigger interest of music.
Second embodiment
Referring to Fig. 1, Fig. 2 and shown in Figure 3, Fig. 1 shows the medium and small violin structure synoptic diagram of digital stringed musical instrument embodiment of the microcomputerized control in the utility model; Fig. 2 shows the structural representation of the medium and small violin backboard of digital stringed musical instrument embodiment of the microcomputerized control in the utility model; Fig. 3 shows the structural representation of violin control device among the digital stringed musical instrument embodiment of the microcomputerized control in the utility model.
Violin in the present embodiment comprises: scroll head 1, the body 2 that is connected with this scroll head 1 and be arranged in scroll head 1 and four strings 4 of body 2 tops (as G string 4a, D string 4b, A string 4d, the E string 4c of Fig. 1).Scroll head 1 comprises: scroll is decorated (not marking among the figure), peg 5 and fingerboard 3 etc., and body 2 comprises panel 6, side plate and backboard 11 (as shown in Figure 2) etc., and panel is provided with F hole, bridge, tailpiece, the chin rest etc.The position relation of the F hole on scroll decoration, peg 5, fingerboard 3 and the body on the above-mentioned scroll head, bridge, tailpiece, the chin rest etc. is the same with the position relation of the medium and small violin structure of prior art, so do not describe the annexation and the position relation of violin inherent structure in the present embodiment especially.
Wherein, fingerboard 3 in the present embodiment is provided with the fingerboard sensor that is electrically connected with control device 13 (as shown in Figure 2), this fingerboard sensor is four and is positioned at the tactile sensor that fingerboard 3 surfaces are used to distinguish correct accuracy in pitch position and wrong accuracy in pitch position (tactile sensor of not shown strip schematically highlights the touch point 8 of each accuracy in pitch position).This tactile sensor lays respectively at the below of each root string 4.That is to say, the tactile sensor of one strip is set on the fingerboard 3 of each string 4 below, this tactile sensor can be electrodeless multi-tactile sensor (being the CapSense tactile sensor), this electrodeless multi-tactile sensor is electrically connected control device 13, as long as the beginner stops and touches electrodeless multi-tactile sensor a certain sounding loop or luminous loops in the control device 13 are switched on.Preferred control device 13 can send the phoneme key (the phoneme key of correct accuracy in pitch position) that touched but the sound pitch and the correct finger position by display screen 10 these phoneme key correspondences of prompting.
In addition, the fingerboard that is provided with the CapSense tactile sensor 3 in the present embodiment can be the fingerboard that synthetic material is made, the surface coverage of CapSense tactile sensor has wearing layer, the structure that this wearing layer, CapSense tactile sensor and fingerboard 3 are formed in one, make the fingerboard sensor that is positioned on the fingerboard 3 not have any projection or groove, and then be provided with on the outward appearance of fingerboard of fingerboard sensor and the feel all and the fingerboard of traditional violin indifference almost, and then the wrong accuracy in pitch notion that can correct beginner/piano practicer preferably.Certainly, above-mentioned electrodeless multi-tactile sensor is a stepless continuous to the sampling of phoneme/accuracy in pitch, and can collect the position that contacts fingerboard 3 with the perception left-hand finger accurately, electrodeless further multi-tactile sensor also can be used as the perception front end of the signal conduction of the display screen 10 on the panel 6, so as accurately to correct beginner/piano practicer/learner's left hand hold qin (hand-type of stopping) posture.
In addition, above-mentioned electrodeless multi-tactile sensor is electrically connected control device 13, and when the beginner pressed correct accuracy in pitch position on the string 4 contact fingerboards 3, control device 13 can send a signal that shows correct accuracy in pitch position by the loudspeaker 12 that connects; When the beginner pressed other position on the string 4 contact fingerboards 3, control device 13 can send a signal that shows wrong accuracy in pitch position by the loudspeaker 12 that connects.Preferably, when sending the signal that shows wrong accuracy in pitch position, can show correct accuracy in pitch position by the display screen 10 that is provided with on the panel 6, and the correct action of stopping.Need to prove that above-mentioned signal also can be light signal or other signal that can point out.
As shown in Figure 2, in the present embodiment, control device 13 is positioned on the backboard 11 of body 2, and the loudspeaker 12 that connects control device is preferably two, and is located at the upper and lower of backboard 11 respectively, and these control device 13 may command loudspeakers 12 send the miscue sound of " dripping ", or other correct prompt tone, display screen 10 shows that correct accuracy in pitch position is the corresponding action of stopping simultaneously, so that in time correct piano practicer's mistake, so that effectively improve piano practicer's accuracy in pitch hearing.Above-mentioned display screen 10 is arranged on the panel 6, this display screen 10 is electrically connected control device 13, further, the electronics music score of Chinese operas that this display screen 10 also can dynamically show and training courseware, the current location of left-hand finger or the information such as position that boot sequence is stopped, it can be used as the man-machine interface of control device 13.Preferably, this display screen 10 can be touch-screen.
Usually, panel 6 is provided with tailpiece 7, and string 4 lies in (as the G string 4a among Fig. 1, D string 4b, A string 4d, E string 4c) between peg 5 and the tailpiece 7, and is provided with the qin sign indicating number 9 that supports string 4 between fingerboard 3 and tailpiece 7.In the present embodiment, be provided with acoustic pickup (not marking among the figure) in the bottom of qin sign indicating number 9, so that the vibration signal of string 4 is converted to the acoustic pickup of electric signal, this acoustic pickup is electrically connected on control device 13, the electric signal controlled device of make collecting is handled, as can be used for synthetic or expand by microphone and to put etc. with other musical instruments.Preferably, acoustic pickup can be sent the signal source that the signal source (or music score automatic rolling, accordatura for showing in the display screen 10) of various sound is seted the tone as violin), this acoustic pickup can with the metronome or the happy combination of background of control device, and then capable of being combinedly go out multiple different string music.
Can find out intuitively that from Fig. 2 the exterior panel of control device comprises a multi-functional rotatable impeller 16, can control or every function of inner each module of control set for adjusting that reverberation amount of delay, speaker volume, EQ are balanced to be selected etc. as regulating.In addition, the exterior panel of control device also is provided with a plurality of buttons 14, and this button 14 can be tuner button, metronome button, plays button or record button etc.; And the interface that direct setting can be connected with other equipment or power supply on the control device 13, as usb 15, SD excuse or electric power connecting mouth etc.
Control device 13 in the present embodiment can be the circuit board 20 that is fixed on the backboard 11, as shown in Figure 3, circuit board 20 is provided with main frame 34, be integrated with the electronics music score of Chinese operas of this main frame 34 of connection and/or the decoder module 21 (this decoder module can be the demoder of MP3/AVI/WMV/RMVB/JPG form) of courseware on this circuit board 20, the metronome 22 that cooperates the described electronics music score of Chinese operas and/or courseware, export the tuner of correct accuracy in pitch, the module 23 of setting the tone, audio frequency and/or vision signal transmitter module 24 (being FM transmitter module or Bluetooth transmission module), audio frequency and/or video reception module 25 (as FM receiver module or bluetooth receiver module), happy and/or the happy synthetic multi-functional effect compositor 26 of performance with a plurality of backgrounds, the storage module 27 of stored audio data, (this external unit can be TV to connect external unit, computer etc.) interface module 28 (, or can be the external power supply adapter) as usb interface module, module 29 is played in simulation, power module 30, load module 31 (can be keyboard input or touch-screen input), recording module 32 or fingerboard sensor assembly 33.Certainly, the power module 30 of above-mentioned control device can be lithium battery or super capacitor.
Further, the touch-screen (do not mark among the figure, this touch-screen is positioned at the upper area of the exterior panel of control device 13) of dynamic show process or music theory can be set also on the top of control device 13, this touch-screen is connected in main frame 34.Certainly, touch-screen that is positioned at backboard 11 that this control device 13 connects or the display screen 10 that is positioned at panel can show the electronics music score of Chinese operas in real time, so that cooperate player's beat, and the string music recording of various real-time performances can also be preserved, so that can playback correct incorrect accuracy in pitch.Control device 13 can be optimized processing to each module of its inside by interface module 28, as upgrading or data maintenance etc.The decoding of 21 pairs of electronic musics of decoder module of the above-mentioned music score of Chinese operas and/or courseware can realize decoding by the decoding dog.The transmit frequency range of above-mentioned FM transmitter module: 87.5MHz-108MHz, the transmission frequency of the FM transmitter module in the present embodiment is totally 206 frequencies.
The digital stringed musical instrument of above-mentioned microcomputerized control can be determined the actual accuracy in pitch position of the semitone of all from the bass to the high pitch and whole tone on the fingerboard, can't see from the naked eyes in appearance on fingerboard surface, the beginner is when practicing qin, the left hand finger tip press string with string by touching the fingerboard sensor to fingerboard, and then can know whether the accuracy in pitch of the above-mentioned action of stopping correct by control device.It has played the training beginner to the sense of hearing of accuracy in pitch and the sensitivity of reaction, and this is the ability that each violin beginner and player must grasp and possess.Further, the violin in the foregoing description can also improve piano practicer's identification of spectrogram ability and hearing, and can help their understanding to music theory, causes the piano practicer to learning the bigger interest of music.
It should be noted that the digital violin in the present embodiment controlled by a master switch, when master switch was opened, each module realized its corresponding function by microcomputerized control; When master switch was closed, violin still possessed the various functions of traditional violin.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.

Claims (10)

1. the digital stringed musical instrument of a microcomputerized control comprises: scroll head, the body that is connected with this scroll head and be positioned at described scroll head and four strings of described body top; Described scroll head surface is provided with fingerboard; It is characterized in that,
Described fingerboard surface is provided with the fingerboard sensor, and described fingerboard sensor electrical connects control device;
Described fingerboard sensor is the more than one contact sensor that is positioned at correct accuracy in pitch position, described fingerboard surface; Perhaps
Described fingerboard sensor is four and is positioned at the tactile sensor that described fingerboard surface is used to distinguish correct accuracy in pitch position and wrong accuracy in pitch position that this tactile sensor lays respectively at the below of each root string.
2. the digital stringed musical instrument of microcomputerized control according to claim 1 is characterized in that,
Described contact sensor is the hard contact sensor, and the described fingerboard that is provided with described contact sensor is a plank matter fingerboard;
Described tactile sensor is electrodeless multi-tactile sensor, and the fingerboard that is provided with described tactile sensor is the fingerboard that synthetic material is made.
3. the digital stringed musical instrument of microcomputerized control according to claim 2 is characterized in that,
The surface coverage of described tactile sensor has wearing layer, and this wearing layer, tactile sensor and described fingerboard are structure as a whole.
4. the digital stringed musical instrument of microcomputerized control according to claim 2 is characterized in that,
Described body is made up of panel, side plate and backboard, described control device is positioned on the described backboard, when the piano practicer adopts when being provided with the digital stringed musical instrument of described electrodeless multi-tactile sensor, whether correct described control device send accuracy in pitch position that the prompting piano practicer touches signal;
When the piano practicer adopts when being provided with the digital stringed musical instrument of described contact sensor, described control device only sends the signal of the accuracy in pitch correct position that the prompting piano practicer touches.
5. the digital stringed musical instrument of microcomputerized control according to claim 4 is characterized in that,
Described control device sends the acoustical signal of prompting by the audio components that connects; Perhaps
Described control device sends the light signal of prompting by the light-emitting component that connects;
And the signal of prompting right accuracy in pitch position is sent in described control device control and the signal of the wrong accuracy in pitch of prompting position is different.
6. the digital stringed musical instrument of microcomputerized control according to claim 5 is characterized in that,
Described panel is provided with display screen, and described audio components is the more than one loudspeaker that is arranged on the described backboard, or is the sounding component of described display screen;
When accuracy in pitch positional fault that described piano practicer touches, described loudspeaker sends prompt tone, and perhaps the sounding component of described display screen sends prompt tone, and simultaneously described display screen shows correct accuracy in pitch position.
7. the digital stringed musical instrument of microcomputerized control according to claim 6 is characterized in that,
Described loudspeaker is two, and is located at the upper and lower of described backboard respectively, and this loudspeaker is resonance loudspeaker or boombox.
8. the digital stringed musical instrument of microcomputerized control according to claim 7 is characterized in that,
The digital stringed musical instrument of described microcomputerized control is a violin; The scroll head of described violin comprises peg, and described panel is provided with tailpiece, and described string is arranged between described peg and the tailpiece, and is provided with the qin sign indicating number that supports string between described fingerboard and tailpiece;
The acoustic pickup that also to be provided with described vibrations of strings conversion of signals on the described panel be electric signal, this acoustic pickup is electrically connected on described control device, and this acoustic pickup is positioned at described qin sign indicating number bottom, and perhaps, described acoustic pickup is positioned at body inside.
9. according to the digital stringed musical instrument of each described microcomputerized control of claim 4 to 8, it is characterized in that,
Described control device is the circuit board that is fixed on the described backboard, this circuit board is provided with main frame, and be integrated with tuner module, audio frequency and/or vision signal transmitter module, audio frequency and/or the video reception module of the electronics music score of Chinese operas that connects this main frame and/or the decoder module of courseware, the metronome that cooperates the described electronics music score of Chinese operas and/or courseware, the correct accuracy in pitch of output on this circuit board, a plurality of backgrounds are happy and/or play storage module, the load module of happy synthetic compositor, stored audio data, the interface module or the fingerboard sensor assembly of connection external unit.
10. the digital stringed musical instrument of microcomputerized control according to claim 9 is characterized in that, described control device adopts lithium battery power supply, or adopts the super capacitor power supply, and described control device also is provided with the touch-screen that connects described main frame.
CN2011200188328U 2011-01-20 2011-01-20 Microcomputer controlled digital stringed instrument Expired - Fee Related CN201984803U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103198733A (en) * 2012-01-06 2013-07-10 张秉钧 Electronic display finger plate used for string instrument
CN104240690A (en) * 2013-06-12 2014-12-24 万颖芳 Electronic violin used for teaching
CN113393735A (en) * 2020-02-25 2021-09-14 张倩 Intelligent violin musical instrument and guide exercise method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103198733A (en) * 2012-01-06 2013-07-10 张秉钧 Electronic display finger plate used for string instrument
CN104240690A (en) * 2013-06-12 2014-12-24 万颖芳 Electronic violin used for teaching
CN113393735A (en) * 2020-02-25 2021-09-14 张倩 Intelligent violin musical instrument and guide exercise method thereof

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