CN200969209Y

CN200969209Y - Multifunctional digital violin

Info

Publication number: CN200969209Y
Application number: CNU2006200445519U
Authority: CN
Inventors: 方芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-08-04
Filing date: 2006-08-04
Publication date: 2007-10-31
Anticipated expiration: 2016-08-04
Also published as: WO2008017233A1

Abstract

The utility model relates to a multifunction digital violin, which solve difficulties in violin learning process. The utility modes has functions of tuning, tune proofreading, positioning, set the tone, metronome and MP3 and effective aids to grasp intonation, rhythm and musicality. Fingerplate of the utility model is provided with a plurality of plane phoneme keys corresponding to actual fingerboard phonemes. The phoneme keys have functions of intonation response emphasizing sensitivity from ears to the fingertips. Electronic device in the fingerplate is composed of a sensor, a control module, a memory module, an output module, an input module, a power supply modules and a processing module. The electronic device can be saved with model music concert and accompaniment of supporting materials, thus providing violin learners with intonation and playing method in the most natural and relaxed manner, enabling violin learning easy and interesting and reducing learning cost. Application and expanding of the utility model can promote violin learning to popularize, scale and industrialize. The technique is also applicable to large, medium and low bass violins.

Description

The multifunctional digital code violin

Technical field

The utility model relates to a kind of violin, particularly a kind of multifunctional digital code violin that has intelligent accordatura, locatees, sets the tone etc.

Background technology

The accuracy in pitch of violin is acknowledged as a big difficult point of violin study all the time, at first violin almost before each the use and the tuner that in use all needs learner or player oneself to do four empty strings operate, and to the beginner, passing for a long time all being to help substitute by teacher or other grasp person finish this essential empty string tuner operation; The fingerboard of violin be itself no accuracy in pitch position limit but when playing by the player left hand finger tip stop when touching fingerboard and produce a device of 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 the sensitivity that will obtain its position sense through screwing up discipline of organ learner's long period and accuracy in pitch be reacted to finger from the sense of hearing, thereby reaches the accuracy in pitch state when playing preferably.The people of every learning music knows: three big basic key elements of music are accuracy in pitch, rhythm and musicality.

The plane phoneme key that the utility model is designed, wherein 53 semitones from the bass to the high pitch on the fingerboard and the actual accuracy in pitch position of whole tone have been determined, from the fingerboard surface almost is that naked eyes are not seen in appearance, the user is when practicing qin, the left hand finger tip press string with string by touching the phoneme key to fingerboard, the little loudspeaker of both sides, fingerboard lower end sends the standard audio of this phoneme key, simultaneously the right hand draws string and sends the performance sound with bow, at this moment comes moment promptly to pick out the accuracy in pitch difference of its performance sound and standard audio with ear and the position that is reacted to finger tip makes it reach accuracy in pitch position accurately immediately.It has played the sensitivity of training organ learner to the notional sense of hearing of accuracy in pitch and reaction, and this is the ability that each violin learner and player must grasp and possess.

For a long time, what the student was taken place when practicing qin is oneself unconscious wrong sound that arrives, often to wait a week back or when go professional teacher to go up class hour there and could point 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 again.As everyone knows: " any one mistake (sound) has been violated ten times or more, and it will be farther from correct target direction.”

And generally in the past, treat beginner's accuracy in pitch problem, all be on the fingerboard of its violin, to come accordatura on behalf of bonding strip shape adhesive tape by professional teacher, the location, promptly mainly be to help student's accordatura by the sense of touch of eye gaze and finger fingertip, the location, so just some indirect booster actions have been played for the auditory response of training ear potentially to the accuracy in pitch notion, but have both not so, formed the bad custom of " using eye " on the contrary without ear, and this string music learner for any violin class all be absolutely cannot, Just because of this, the professional teacher who has holds firm opposition attitude to the way of this common property.The utility model can really replace the effective means of this traditional method just, trains the accuracy in pitch sense of hearing to the reaction sensitivity of finger to accuracy in pitch to emphasize " using ear ".

The utility model content

The utility model purpose is to provide a kind of accuracy in pitch difficult point that solves in the above violin learning process, and will play very effective help, and give and learn and the player brings the multifunctional digital code violin of enjoyment accuracy in pitch, rhythm and the musicality three big key elements of grasping in the music.

In order to achieve the above object, the technical solution of the utility model is as follows:

A kind of multifunctional digital code violin comprises qin body, string, neck, fingerboard, capotasto, pegbox etc., it is characterized in that: mainly be the manufacturing of the fingerboard of violin partly being carried out complete electronic and intelligentized type; Described fingerboard be provided with actual fingerboard on 53 the corresponding plane of semitone and whole tone accuracy in pitch position phoneme keys; And in fingerboard, being provided with an electronic installation, this electronic installation is made up of a plurality of sensor, control module, memory module, output module, load module, processing module and power modules that are arranged at (interior) under the phoneme key of plane; Described sensor is connected with load module, described processing module is connected with control module, described memory module is connected with control module, load module and processing module, and described output module is connected with control module, memory module, and described power module is connected with processing module.

Described control module includes several function control knobs that are attached thereto, and described control knob is installed in the right side of described fingerboard.

Described output module includes an interface.Described interface is an audio output interface.Described output module also includes the pilot lamp that is attached thereto, and described pilot lamp is arranged on the both sides at fingerboard middle part.Described output module also includes a pair of little loudspeaker that is attached thereto.Described loudspeaker is arranged on the lower edge end positions of fingerboard.

Described memory module includes an interface that is attached thereto.Described interface can be USB interface.

The gauge tap of include a control power supply opening on the described power module, closing.Described power module is a chargeable miniature lithium battery.On described power module, also be provided with a USB interface or power interface.

The centre position, lower surface of described fingerboard also is provided with and one is used to record/MIC of acoustic control input/audio frequency sensing, is connected with the load module of electronic installation.

Described each phoneme key position is a groove.The size of described groove is same as the size of touching string point when the left hand finger tip is played.

Described sensor is provided with film.

Described processing module also comprises a MP3 player.

Multifunctional digital code violin of the present utility model has following function:

1, tuner function: described electronic installation can send the standard audio of four empty strings (from coarse to fine) of the violin of continuity by the little loudspeaker that is installed in the end both sides under the fingerboard: G, D, A, E.Its standard A sound has three audio selection of 440-442Hz (other G, D, E sound are followed A sound audio frequency respective change).It also possesses the function of monitoring four empty-chord sound standards simultaneously, the left and right sides at the fingerboard middle part is equipped with pilot lamp respectively, when you proofread its corresponding string according to the standard audio of above-mentioned each continuity, when operating key being placed on the induction monitor function, the sound that two pilot lamp can indicate this string of proofreading respectively about fingerboard is " low " or " height ", when the pilot lamp on the left side is bright, indicate this string sound low, when the pilot lamp on the right is bright, indicated this string pitch; When two side lamps not glittering/or when frequently alternately glimmering, illustrate that this root string has reached standard pitch at this moment.

2, accordatura, the function of locating and set the tone: be provided with altogether under four strings on the fingerboard: the #G on the G string is to G; #D on the D string is to D; #A on the A string is to A; F on the E string is to 53 plane phoneme keys of whole semitones of A and whole tone, and the location of these phoneme key positions is the accuracy in pitch position on the actual fingerboard.When left hand 1,2,3,4 refers to that finger tips touch plane phoneme key on the fingerboard by (pressing) string when the player is playing, sensor below the phoneme key of plane is pushed, by electronics process, the loudspeaker on the fingerboard promptly send this sound standard audio (transcription form is two kinds: a kind of for the continuity standard audio; Another kind is very brief standard audio), when finger lifted, the sensor extruding force below the phoneme key of plane disappeared, and the audio frequency sounding promptly is closed.Simultaneously, it can realize when a finger fingertip by to a sound time, promptly closed the sounding of previous phoneme key in the time of this phoneme key sounding, so just do not influence " keeping the finger principle " when playing the violin yet; As be double-tone, two finger fingertips are pressed two sounds simultaneously, and these corresponding two phoneme keys are sounding simultaneously.This function can help the beginner when exercise is played the similarities and differences on the accuracy in pitch of playing sound and standard pronunciation to be made rapid reaction on the finger---and follow accuracy in pitch and be adjusted to the accurate position of this sound; Exchange also can be played good booster action to exercise, the exercise of can changing holders more like a cork, thus " position " of grasping the violin phoneme felt." with accuracy in pitch " is the natural reaction on everyone instinct basically, can train quickly from " ear " to finger tip the sensitivity of accuracy in pitch reaction.This has also just played accordatura, positioning action.

53 semitones on the fingerboard and whole tone plane phoneme key are formed by control knob or the sounding of controlling each (sound) tonality for audio-switch, have nine accent: C, G, D, A, E, F, bB, bE and bA accent at this.After the tonality of user shown in setting on required or the music score in advance, during performance when left-hand finger during by the plane phoneme key of the sound in this tonality of (on the fingerboard) under string, this phoneme key is sounding, other plane phoneme key is a closed condition, when finger is pressed wrong sound and is pressed the plane phoneme key of sound outside this tone, this phoneme key sounding not then; When the user rises mark according to interim shown in the music score or falls the mark note and when pressing this correct phoneme, this key position is also because of being in not sounding of closed condition, this helps the organ learner to draw wrong sound less when practicing qin, perhaps drawn wrong sound and also can in time find, thus interval that can very fast this tone of grasp sensation and point correct position sense.

These plane phoneme keys also can be provided with the shadow hidden mark, and when setting the tone the operating key unlatching, the phoneme key of each sound in this tonality also can be displayed it by shadow, can allow the organ learner earlier the position relation of sound in this accent be had individual eye impressions intuitively.These phoneme keys can send the standard audio of each sound by two loudspeakers when the quilt of stopping because of left-hand finger is touched, and the manipulating the strings or playing and sounding with bow of the hand that need not to keep right, this function makes the digital violin of its this utility model itself promptly can be used as accuracy in pitch, hand-type that " digital qin " practises left hand; And when changing holders, exercise also will have good promotion to loosen effect; And cooperate built-in beat function described below, looking to play and also have certain help to the exercise music score.

3, beat function: metronome is a kind of aid that each organ learner must use in practicing the qin process, and it can help the piano practicer to grasp correct melody rhythm.The built-in metronomic sounding of multifunctional digital code violin of the present utility model is " ticking ", " ticking ", " the ticking " of sending by two toy trumpets that are installed in both sides, fingerboard lower end ... sound, or the noiseless form indication beat of the pilot lamp light interlace flicker by both sides, fingerboard middle part device.Metronomic rhythm is regulated by " adding/subtract " operating key that is arranged on the fingerboard side surface part from Lento to Presto.

4, MP3 function: the digital violin of multifunction digital of the present utility model also has MP3 machine function: download, recording, playback and re-reading (repetition), can record and download melody, the accompaniment song learnt, also can be by the phonographic recorder MIC record certainly that is installed in middle part, fingerboard lower end, its re-reading (playing) function can play the very big effect of giving financial aid to students to the organ learner, the organ learner is easier to obtain musicality, and improves interest and the progress of learning qin.Also have an audio output interface in the left side of fingerboard, can make the player realize OK a karaoke club 0K function, during performance just as " having had accompaniment piano or a big band ".Also can use two toy trumpet playbacks that are installed in both sides, fingerboard lower end simply.

The utility model multifunctional digital code violin has tuner, accordatura, the location, set the tone, metronome and MP3 function, this utility model mainly is that the fingerboard to violin partly carries out full intellectualized manufacturing, it is with the innovation and application of high-new electronics technology of modern times on classic musical instrument violin, given this traditional instrument new study and functions of use have been arranged, electronic installation in its fingerboard can be deposited match with it demonstration performance of whole etudes and melody of teaching material of record in advance, be beneficial to each and want that the people who learns violin uses the violin of this utility model to learn in conjunction with supporting audio-visual material, thereby grasp its correct playing method, reduce greatly and learn the qin cost, and improve and learn qin enjoyment.Its appearance, and other two of this patent designer shake hands at parting about the right hand and transport the utility model patent of bow in addition, be that its patent designer has accumulated long-term Practice on Teaching experience and the achievement developed, yet it is to help the organ learner to obtain the playing method of correct violin from the mode of loosening.They have changed in the past, and the organ learner needs more reinforcement subjective consciousness to come its playing method of learning and mastering, and make the organ learner need not too much subjective the effort and a lot " works " of paying, promptly under the situation of " unconscious ", just naturally and understandably have certain " passive " property, just grasped its correct playing method more easily in the initial period of study.Make and learn qin and become and " misery " so, and can be a nature, simple and interesting thing.Nature, to loosen with correct method be the condition precedent of every organ learner necessity of in the future succeeing.Sincerely, to tell people: always be known as this tradition of " be difficult to learn " and beautiful musical instrument, be to pass through these novel servicing units, and easily that becomes is interesting, it greatly reduces the learning difficulty of violin, the qin progress of learning can be effectively improved, to every organ learner who uses them, time, energy and funds cost that it learns qin can be reduced from certain clock meaning.The appearance of the utility model violin will produce far-reaching influence to the history of this classic musical instrument one violin, and its application and popularization can promote to form the scale and the industrialization popularizing and impart knowledge to students of violin.

The utility model technology is equally applicable to viola, violoncello and contrabass.

Description of drawings

Further specify the utility model below in conjunction with the drawings and specific embodiments.

Fig. 1 is the structural representation of the utility model multifunctional digital code violin.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the phoneme key synoptic diagram of the utility model multifunctional digital code violin fingerboard.

Fig. 4 is the functional-block diagram of the utility model multifunctional digital code violin electronic installation.

Fig. 5 is the left side synoptic diagram of the utility model multifunctional digital code violin electronic installation fingerboard.

Fig. 6 is the right side synoptic diagram of the utility model multifunctional digital code violin electronic installation fingerboard.

Fig. 7 is the downside synoptic diagram of the utility model multifunctional digital code violin electronic installation fingerboard.

Embodiment

For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.

As shown in Figure 1 and Figure 2, a kind of multifunctional digital code violin comprises electronic installation 7, bridge 8 in qin body 1, string 2, neck 3, fingerboard 4, string pillow 5, pegbox 6, the fingerboard.As shown in Figure 3, be provided with on the fingerboard 4 with fingerboard 4 on 53 the corresponding plane of semitone and whole tone phoneme position phoneme keys; In fingerboard 4, be provided with an electronic installation 7; As shown in Figure 4, this electronic installation 7 is made up of a plurality of sensor 411, control module 61, memory module 62, output module 63, load module 64, processing module 65 and power modules 66 that are arranged in the phoneme key of plane.

Described processing module 65 is connected with control module 61, and described memory module 62 is connected with control module 61, load module 64 and processing module 65, and described output module 63 is connected with control module 61, memory module 62.Described power module 66 is connected with processing module 65.Described power module 66 is provided with the gauge tap 661 controlling power supply opening, close, is installed in the left surface of fingerboard.

As Fig. 4, shown in Figure 5, the size of each plane phoneme key (rhombus/round) groove 41, its size dimension contact when slightly the left hand finger tip is played.Be provided with sensor 411 in the groove 41.Sensor 411 is connected with the load module 64 of electronic installation.

On sensor 411, be provided with film 411a.Make the user from almost being the sensor of not seeing in groove 41 on the fingerboard 4 and the groove 41 411 in appearance, make the user come moment to pick out the difference that it plays sound and violin standard audio by ear, reach accuracy in pitch position accurately rapidly thereby be reacted to finger tip, played the sensitivity of training organ learner the notional sense of hearing of accuracy in pitch and reaction.This also is the ability that each violin learner and player must grasp as early as possible and possess.

When the user uses violin, finger is pressed film 411a, touch the sensor 411 in the groove 41, signal is input to processing module 65 by load module 64,65 pairs of signals of processing module are dealt with, control control module 61 is sent instruction, calls the data of memory module 62, outputs to each equipment from output module 63 then.Output module 63 is provided with an interface 631, and described interface 631 is an audio output interface.

Stored the standard audio of four empty strings (from coarse to fine) of a large amount of information such as violin in the described memory module 62: G, D, A, E, 53 semitones from the G string to the E string and the standard audio of whole tone; There are nine each of transferring C, G, D, A, E, F, bB, bE and bA to transfer to transfer whole standard audio of interior sound respectively; " tick ", " ticking ", " ticking " ... the beat sound and melody, the accompaniment song of violin study.Described memory module 62 is provided with an interface 621, and described interface 621 is a USB interface, can copy or upgrade various information easily, easily by this interface user on memory module 62.

Violin phoneme key is as shown in Figure 3:

The violin fingerboard is provided with: have 12 whole tones and a semitone phoneme key under the G string position from #G to G;

From #D to D, have 12 whole tones and a semitone phoneme key under the D string position;

From #A to A, have 12 whole tones and a semitone phoneme key under the A string position;

From F to A, have 17 whole tones and a semitone phoneme key under the E string position.

That is, be provided with 53 plane phoneme keys on the fingerboard altogether, to the highest A phoneme key of E string, can send the total whole semitones of three octave and the standard audio of whole tone of surpassing respectively from the minimum #G phoneme key of G string.This is comprising the whole semitones of an octave on the every string and the standard audio of whole tone.

Tuner function control knob is 612, be installed in the right flank of fingerboard 4, be provided with 2

loudspeaker

43a, 43b in both sides, fingerboard 4 lower end, described

loudspeaker

43a and 43b are connected with the output module 63 of electronic installation, its signal transfers to memory module 62 again to output module 63 by control module 61, sends the G/D/A/E standard audio respectively.

As shown in Figure 5, be provided with pilot lamp 421,422 in the both sides at fingerboard 4 middle parts, described pilot lamp 421,422 is connected with the output module 63 of electronic installation 6.Pilot lamp 421,422 is generally light emitting diode.The lower edge middle part of fingerboard 4 also is provided with one and is used for the MIC44 that audio frequency is imported, and described MIC44 is connected with the load module 64 of electronic installation.

When opening the tuner monitor function, the audio-frequency information that two pilot lamp 421,422 are collected according to described MIC44 and the standard audio of memory module 62 stored are proofreaded, analysis by processing module 65, and the control of control module 61, the sound of check and correction string is " low " or " height ", when the pilot lamp 421 on the left side is bright, indicate the sound of this string low, when the pilot lamp 422 on the right is bright, indicated the pitch of this string, when left and right sides lamp 421,422 all do not work simultaneously/or when frequently alternately glimmering, indicate the sound of this sky string to reach standard audio.

In accordatura, locate and when setting the tone, finger during by actual performance the on violin fingerboard 4 during sensor 411 in the groove that touches 41, processing module 65 is according to the signal of sensor 411, transfer the data of memory module 62 by control module 61,

loudspeaker

43a, 43b on the fingerboard 4 just sends the standard audio (standard audio of continuity or a very brief standard audio) of this sound, when finger lifts, promptly closed this audio frequency sounding; Being touched when a follow-up phoneme key during sounding, the sounding of last phoneme key is closed automatically in addition; Two phoneme keys are pressed sounding simultaneously simultaneously.This function can help the beginner that standard pronunciation is made rapid reaction on the finger---and reach the accurate position of this sound with accuracy in pitch, " with accuracy in pitch " is the natural reaction on everyone instinct basically.Accordatura, positioning action have been played to finger.

As shown in Figure 6, connect control knob 611, be installed in the right side of fingerboard 4, control the sounding (or controlling 53 whole sounding of phoneme key) that C, G, D, A, E, F, bB, bE and bA transfer the tone of nine accent by control knob 611 in control module 61.After user's certain tonality shown in setting on the music score in advance, when finger was pressed the phoneme key of the sound in this tonality, this phoneme key was just understood sounding, and other all is a closed condition, promptly finger pushes the wrong sound and by to the phoneme key of the outer sound of this tonality the time, this phoneme key will be not can sounding; Or when you rise mark by interim in the music score or fall the mark sound and when pressing the phoneme key of correct sound, this phoneme key is sounding not also, this helps the organ learner to draw wrong sound less when practicing qin, or drawn wrong sound and also can in time find, thereby interval that can very fast this tonality of grasp sensation and point correct position sense.

Metronome is a kind of aid that each organ learner must use in practicing the qin process, and it can help the piano practicer to grasp correct melody rhythm.Store " ticking ", " ticking ", " ticking " in the memory module 62 of multifunctional digital code violin of the present utility model ... the beat sound, the beat sound sends by two

toy trumpet

43a, 43b of both sides, fingerboard 4 lower end, and be installed in the pilot lamp 421,422 of both sides, fingerboard 4 middle part, also can restrain alternately flicker frequently, illustrate rhythm in noiseless mode as metronomic rhythm.Its control knob 613 is installed in the right flank of fingerboard 4, is connected with control module 61.

Melody, the accompaniment song of a large amount of violin study of storage in memory module 62 can be play by two toy trumpet 43a, the 43bs of the MP3 player in the processing module 65 by both sides, fingerboard 4 lower end equally.

As shown in Figure 7, the MIC44 in the centre position, lower surface of fingerboard 4 can make multifunctional digital code violin of the present utility model have recording and re-reading (repetition) function in the MP3 function.Download or the renewal song by USB interface 621, can play the effect of well giving financial aid to students, the organ learner is obtained musicality, raising qin interest and progress all will be very helpful the organ learner.MP3 control knob 614 is installed in the right side of fingerboard.

Power module 66 of the present utility model is a chargeable miniature lithium battery.Described power module 66 is provided with interface 662, is installed in the left surface of fingerboard 4.Interface 662 can or be a power interface for USB interface.Can charge to lithium battery by USB interface or power interface.

The utility model multifunctional digital code violin, except that fingerboard 4, other parts and traditional violin are identical, particularly the string of fingerboard 4 pillow 5 has still kept original wooden materials, so it has still kept original violin sounding principle substantially, the not more significantly change of natural sound of musical instrument of being sent when playing with bow; Also can establish a display module in the electronic installation 7 of described violin, described display module can show the state of described electronic installation 7, and the user can be operated and use more easily.

Certainly; present embodiment is not limited to the utility model; to those of ordinary skill in the art; still can do multiple variation to present embodiment; therefore; every employing analog structure of the present utility model and similar variation thereof all should be listed the protection domain of protection domain of the present utility model and claims in.

Claims

1, a kind of multifunctional digital code violin comprises qin body, string, neck, fingerboard, capotasto, bridge and pegbox etc., it is characterized in that: described fingerboard be provided with actual fingerboard on the corresponding a plurality of planes of phoneme phoneme key; And in fingerboard, being provided with an electronic installation, this electronic installation is made up of a plurality of sensor, control module, memory module, output module, load module, processing module and power modules that are arranged in the phoneme key of plane; Described sensor is connected with load module, described processing module is connected with control module, described memory module is connected with control module, load module and processing module, and described output module is connected with control module, memory module, and described power module is connected with processing module.

2, multifunctional digital code violin according to claim 1 is characterized in that, described control module includes several control knobs that are attached thereto, and described control knob is installed in the right side of described fingerboard.

3, multifunctional digital code violin according to claim 1 is characterized in that, described output module includes an interface.

4, multifunctional digital code violin according to claim 3 is characterized in that, described interface is an audio output interface.

5, multifunctional digital code violin according to claim 1 is characterized in that, described output module also includes the pilot lamp that is attached thereto, and described pilot lamp is arranged on the both sides at fingerboard middle part.

6, multifunctional digital code violin according to claim 1 is characterized in that, described output module also includes a pair of little loudspeaker that is attached thereto.

7, multifunctional digital code violin according to claim 6 is characterized in that, described loudspeaker is arranged on the lower edge end positions of fingerboard.

8, multifunctional digital code violin according to claim 1 is characterized in that, described memory module includes an interface that is attached thereto.

9, multifunctional digital code violin according to claim 8 is characterized in that, described interface can be USB interface.

10, multifunctional digital code violin according to claim 1 is characterized in that, the gauge tap of include a control power supply opening on the described power module, closing.

11, multifunctional digital code violin according to claim 1 is characterized in that, described power module is a chargeable miniature lithium battery.

12, multifunctional digital code violin according to claim 11 is characterized in that, also is provided with a USB interface or power interface on the described power module.

13, multifunctional digital code violin according to claim 1 is characterized in that, the centre position of the lower surface of described fingerboard also is provided with and one is used to record/MIC of acoustic control input/audio frequency sensing, is connected with the load module of electronic installation.

14, multifunctional digital code violin according to claim 1 is characterized in that, described each key position, plane is a groove.

15, multifunctional digital code violin according to claim 14 is characterized in that, described groove is of a size of the size of finger fingertip.

16, multifunctional digital code violin according to claim 1 is characterized in that, described sensor is provided with film.

17, multifunctional digital code violin according to claim 1 is characterized in that, described processing module also comprises a MP3 player.