CN109300461B - Electronic string instrument - Google Patents
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- CN109300461B CN109300461B CN201811429912.5A CN201811429912A CN109300461B CN 109300461 B CN109300461 B CN 109300461B CN 201811429912 A CN201811429912 A CN 201811429912A CN 109300461 B CN109300461 B CN 109300461B
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- 230000003993 interaction Effects 0.000 claims abstract description 61
- 230000005236 sound signal Effects 0.000 claims abstract description 22
- 230000002452 interceptive effect Effects 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 24
- 230000008569 process Effects 0.000 abstract description 17
- 230000006378 damage Effects 0.000 abstract description 8
- 230000000875 corresponding effect Effects 0.000 description 32
- 210000003811 finger Anatomy 0.000 description 14
- 238000004891 communication Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 230000009286 beneficial effect Effects 0.000 description 8
- 238000004898 kneading Methods 0.000 description 7
- 230000002194 synthesizing effect Effects 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 208000014674 injury Diseases 0.000 description 2
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- 230000001133 acceleration Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
- G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
- G10H3/18—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar
Abstract
The invention discloses an electronic string instrument, which relates to the field of electronic instruments and comprises a first interaction module, a second interaction module, a main control module and an instrument body; the first interaction module is arranged on the front face of the neck of the instrument body and is used for receiving a pressing signal input by a user; the second interaction module is arranged on the front face of the body of the instrument body and is used for receiving string vibration signals input by a user; the main control module is arranged on the instrument body and is respectively connected with the first interaction module and the second interaction module, and is used for obtaining corresponding audio signals according to the pressing signals and the string vibration signals. The electronic stringed instrument provided by the embodiment of the invention can reduce the damage to the fingers of a user caused by pressing strings in the playing process, optimize the user experience in the playing process, and reduce the requirements for the fingers in the learning process, thereby reducing the learning difficulty.
Description
Technical Field
The invention relates to the field of electronic musical instruments, in particular to an electronic stringed musical instrument.
Background
Common string instruments comprise guitar, lute, violin, urheen and the like, and have strong expressive force due to convenient playing, are liked by wide lovers, and have important positions in musical playing.
When playing an existing string instrument, a player is required to press the strings on the neck and pluck the strings of the body to vibrate the strings, thereby making a corresponding musical sound.
In the course of the present invention, the inventors found that, since the player is required to press the strings on the neck in playing the existing stringed musical instrument, the fingers are liable to fatigue or pain in long-time playing or learning, and the pressing of the strings is also required for the finger-force-finger spacing of the player himself, fingering exercises such as "climbing a lattice" of a guitar and the like are generated, resulting in damage to the player's fingers during playing of the existing stringed musical instrument, and learning difficulty is high.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide the electronic string instrument, which can reduce the damage to the fingers of a user caused by pressing strings in the playing process, optimize the user experience in the playing process, and reduce the requirements on the fingers in the learning process, thereby reducing the learning difficulty.
In order to solve the technical problems, the invention provides an electronic string instrument, which comprises a first interaction module, a second interaction module, a main control module and an instrument body; the first interaction module is arranged on the front face of the neck of the instrument body and is used for receiving a pressing signal input by a user; the second interaction module is arranged on the front face of the body of the instrument body and is used for receiving string vibration signals input by a user; the main control module is arranged on the instrument body and is respectively connected with the first interaction module and the second interaction module, and is used for obtaining corresponding audio signals according to the pressing signals and the string vibration signals.
As an improvement of the above solution, the first interaction module includes a key.
As an improvement of the above solution, the first interaction module includes a plurality of keys arranged in a matrix.
As an improvement of the above solution, the first interaction module further includes an indicator light; each key is correspondingly provided with one indicator lamp.
As an improvement of the scheme, the first interaction module is a touch screen or a touch screen.
As an improvement of the above, the second interaction module includes strings and pickups; the pickup is arranged on the front face of the body, and the strings are suspended above the pickup.
As an improvement of the above scheme, the pickup includes a plurality of magnetic columns corresponding to the strings one by one, and a plurality of wires wound around the periphery of each magnetic column.
As an improvement of the scheme, the device also comprises a sliding module;
the sliding module is arranged on the back of the neck of the instrument body, is connected with the main control module and is used for receiving an adjusting signal input by a user through the sliding module;
the main control module is also used for adjusting the audio signal according to the adjusting signal.
As an improvement of the scheme, the sliding rail is matched with the sliding module;
the sliding rail is arranged on the back face of the neck of the instrument body, and the sliding module is arranged on the sliding rail in a supporting mode.
As an improvement of the scheme, the sliding module comprises a sliding base and a rocker arranged on the sliding base;
the sliding base frame is arranged on the sliding rail and used for sliding on the sliding rail. The implementation of the embodiment has the following beneficial effects:
according to the electronic string instrument provided by the embodiment of the invention, the first interaction module is arranged on the front face of the neck of the instrument body to replace strings to receive pressing signals input by a user, the second interaction module is arranged on the front face of the body of the instrument body to receive string vibration signals input by the user, and the first interaction module and the second interaction module are connected through the main control module so as to obtain corresponding audio signals according to the pressing signals and the string vibration signals. The problem that the strings are damaged due to the fact that the strings need to be pressed when the strings are pressed in the process of playing the electronic stringed musical instrument by a user can be avoided. The method reduces the damage to the fingers of the user caused by pressing the strings in the playing process of the user, optimizes the user experience in the playing process, and reduces the requirements for the fingers in the learning process, thereby reducing the learning difficulty.
Drawings
Fig. 1a is a schematic view of the front face of an electronic stringed musical instrument according to embodiment 1 of the present invention.
Fig. 1b is a schematic diagram of a side structure of an electronic stringed musical instrument in embodiment 1 of the present invention.
Fig. 1c is a schematic view showing the structure of the back side of the electronic stringed musical instrument according to embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of the pickup 122 of the electronic stringed musical instrument shown in fig. 1.
Fig. 3 is a schematic circuit configuration diagram of an electronic stringed musical instrument in embodiment 2 of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items. Furthermore, the terms "left," "right," "upper," "lower," "inner," and the like refer to an orientation or positional relationship based on that shown in the drawings, for convenience of description and simplicity of description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, the terms "mounted," "connected," and "coupled" are to be broadly interpreted, as referring to either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
Example 1
Embodiment 1 of the present invention provides an electronic stringed musical instrument. Taking the upright electronic plucked instrument as a guitar example, referring to fig. 1a to 1c, the electronic stringed instrument 10 includes a first interaction module 11, a second interaction module 12, a main control module (not shown), and an instrument body 14. It will be appreciated that the upright electronic plucked instrument is not limited to guitar, but may be other electronic stringed instruments such as lute and violin.
The instrument body 14 includes a head 141, a neck 142 and a body 143, and the instrument body 14 may be a wood structure, a composite of wood and metal, or a metal structure, or may be made of other materials, without affecting the beneficial effects of the present invention.
The first interaction module 11 is disposed on the front surface of the neck 142, and is configured to receive a pressing signal input by a user. For example, the user can avoid injury to the finger by pressing the strings by pressing the first interactive module 11 while playing the electronic stringed instrument 10, thereby inputting the pressing signal in the form of an electronic signal. In particular, the pressing signal may be a position comprising a user pressing, preferably also a force of the user pressing.
The second interaction module 12 is disposed on the front surface of the body 143, and is configured to receive a string vibration signal input by a user. Since the user needs to press the neck and pluck strings at the body portion to make the guitar make a musical sound while playing the guitar, the string vibration signal can be input in the form of an electronic signal by pressing the first interaction module 11 to input a pressing signal and pressing or plucking at the second interaction module 12 while using the electronic stringed instrument 10.
The main control module is disposed on the instrument body 14, specifically, may be disposed inside the instrument body 14, or may be disposed on the back or the front of the instrument body 14, and other positions, without affecting the beneficial effects of the present invention. The main control module is further connected with the first interaction module 11 and the second interaction module 12 respectively, so that a pressing signal received by the first interaction module 11 is obtained, and a string vibration signal received by the second interaction module 12 is obtained, so that corresponding audio signals are generated according to the pressing signal and the string vibration signal.
As a preferred embodiment of the first interaction module 11, the first interaction module 11 may be a touch screen. For example, the touch screen or touch pad may be disposed on the front surface of the neck 142, and the pressing signal input by the user is obtained by detecting the input of the user on the touch screen and is sent to the main control module.
As another preferred embodiment of the first interaction module 11, the first interaction module 11 may also be a key, and a corresponding key may be provided corresponding to each scale, so as to better reduce the injury to the finger when the user presses at the neck 142, and reduce the force required for pressing while pressing feedback, thereby providing better convenience. For example, the keys may be mechanical keys, scissors-foot keys, or optical keys, etc., without affecting the benefits obtainable by the present invention. Preferably, a corresponding key is provided for each scale corresponding to each string, so as to be arranged in a matrix on the neck 142, as shown in fig. 1 a. The user can input corresponding pressing signals by pressing the keys at the corresponding positions so as to send the corresponding pressing signals to the main control module for processing. Still further, the first interaction module 11 may further include an indicator light; each key is correspondingly provided with an indicator light, and the indicator lights can be LED lights or other types of indicator lights, so that when a user presses the key, the corresponding indicator lights are lightened to prompt that the key is pressed; or the user inputs the music to be played in advance, and the main control module lightens the key to be pressed currently according to the playing process of the music, so that the convenience of learning guitar playing by the user is improved, and the difficulty of learning guitar is reduced.
As a preferred embodiment of the second interaction module 12, the second interaction module 12 may further comprise strings 121 and pickups 122. So that the user can pluck the strings 121, and the pickup 122 collects the string vibration signals input by the user and sends the string vibration signals to the main control module.
More preferably, referring to fig. 2, the pickup 122 further includes a plurality of magnetic posts 122a and a plurality of wires 122b. Wherein, the magnetic columns 122a are in one-to-one correspondence with the strings 121, and the wires 122b are correspondingly wound around the periphery of the magnetic columns 122 a. That is, for each of the magnetic posts 122a, there is one of the strings 121, and at least one of the wires 122b is wound around the periphery thereof. The string 121 is magnetically induced by the magnetic field where the magnetic pillar 122a is located, so as to generate an induced current or an induced voltage, and the induced current or the induced voltage is transmitted to the main control module through the lead 122b, so that the vibration of the string 121 is detected. It will be appreciated that each string 121 may also have a plurality of magnetic columns 122a corresponding thereto, the number of wires 122b surrounding each magnetic column 122a is not limited to one, and may be adjusted according to practical situations, and the electronic stringed musical instrument 10 may also be provided with a plurality of pickups 122, which do not affect the beneficial effects of the present invention.
The main control module generates corresponding audio signals for output according to the obtained pressing signals and chord vibration signals by receiving the pressing signals received by the first interaction module 11 and the chord vibration signals received by the second interaction module 12. For example, the main control module may determine a musical scale corresponding to a desired audio signal according to the pressing signal by using a sound source synthesizer, and determine a chord tone corresponding to the desired audio signal according to the chord vibration signal, thereby generating the desired audio signal.
Preferably, the electronic stringed musical instrument 10 further comprises a sliding module 15. The sliding module 15 is disposed on the back of the neck 142 and connected to the main control module, and is configured to receive an adjustment signal input by a user through the sliding module 15. The main control module obtains the adjusting signal from the sliding module 15, and generates a corresponding audio signal by combining the adjusting signal on the basis of the received pressing signal and the chord vibration signal. For example, when the user plays, the thumb may drive the sliding module 15 to slide up and down along with the finger while the finger moves up and down on the front surface of the neck 142, and the user may input a corresponding adjustment signal through the sliding module 15 while not affecting the user's input of the pressing signal.
The user can press the sliding module 15 to generate corresponding adjusting signals according to the pressing force or direction, and the main control module can correspondingly adjust the generated audio signals according to the adjusting signals, so that different effects can be realized according to different settings. For example, by constructing a link to the magnitude and direction of the pressing force or direction to the kneading strings, a corresponding adjustment signal may be generated to implement techniques such as kneading strings, and the like, to increase the degree of restoration of the electronic stringed instrument 10 to conventional guitars in terms of musical techniques, thereby further increasing the richness of music that may be implemented by the electronic stringed instrument 10. It can be appreciated that the above example of the chord kneading technique is only one of the cases, and in practical application, different adjustment effects can be achieved according to different settings, which do not affect the beneficial effects obtainable by the present invention.
More preferably, the electronic stringed musical instrument 10 may further include a sliding rail 16 that cooperates with the sliding module 15, the sliding rail 16 is disposed on the back of the neck 142, and the sliding module 15 is mounted on the sliding rail 16, so as to improve the smoothness of sliding of the sliding module 15, and facilitate the user to control the sliding module 15. Still further, the sliding module 15 may further include a sliding base 151 and a rocker 152 provided on the sliding base 151. The user can control the rocker 152 to shake in the front-back, left-right and other directions, generate corresponding adjustment signals through the shake direction, shake amplitude and the like of the rocker 152, and can also configure a pressure sensor, a multi-axis acceleration sensor and the like in the sliding module 15, so that the adjustment signals are more diversified, various techniques such as string kneading, string sliding, string pushing, tremolo and the like are realized, and the user can perform finer adjustment on the audio signals generated by the main control module. For example, fine tuning of the audio according to the rocking direction and the rocking amplitude of the rocking lever 152, or generation of tremolo according to rapid sliding of the sliding module 15 on the sliding rail 16, etc. may be set, or may be set according to the specific situation, in practical applications, without affecting the advantages obtainable by the present invention.
Preferably, the electronic stringed musical instrument 10 may further include a sound output module 17. The sound output module 17 may be a speaker or an audio interface, and the audio signal generated by the main control module is output through the sound output module 17, for example, the audio signal may be directly sounded through the speaker, or may be transmitted to an external power amplifier or other sound devices through the audio interface, which does not affect the beneficial effects of the present invention.
According to the electronic stringed instrument provided by the embodiment 1 of the invention, the first interaction module is arranged on the front face of the neck of the instrument body to replace strings to receive pressing signals input by a user, the second interaction module is arranged on the front face of the body of the instrument body to receive string vibration signals input by the user, and the first interaction module and the second interaction module are connected through the main control module so as to obtain corresponding audio signals according to the pressing signals and the string vibration signals. The problem that the strings are damaged due to the fact that the strings need to be pressed when the strings are pressed can be avoided when a user plays the vertical electronic musical instrument. The method reduces the damage to the fingers of the user caused by pressing the strings in the playing process of the user, optimizes the user experience in the playing process, and reduces the requirements for the fingers in the learning process, thereby reducing the learning difficulty.
Embodiment 2 of the present invention also provides another electronic stringed musical instrument, whose circuit configuration is improved on the basis of the electronic stringed musical instrument 10 provided in embodiment 1. Referring to fig. 3, the electronic stringed musical instrument 20 provided in embodiment 2 includes a first interaction module 21, a second interaction module 22, a main control module 23, an instrument body (not shown), a slide module 25, a guide rail (not shown), a sound output module 27, and a sound source synthesizing module 28.
The first interaction module 21 is connected to the main control module 23, and includes a key array 211 and an indicator light array 212, and is configured to send a pressing signal input by a user and received by the key array 211 to the main control module 23. The light emitting and extinguishing of the corresponding indicator lights in the indicator light array 212 can also be controlled by receiving the indicator light control signals output by the main control module 23; or according to the pressed key in the key array 211, controlling the corresponding indicator light in the indicator light array 212 to emit light; it will be appreciated that the above-mentioned light emission or light extinction is taken as an example, and in practical application, the response of the indicator light array 212 to the corresponding action can be adjusted according to the specific situation, so as not to affect the available beneficial effects of the present invention.
The second interaction module 22 is connected to the main control module 23, and includes strings (not shown) and a pickup 222, and obtains string information plucked by a user through the pickup 222, so as to receive plucked string information input by the user, and send the plucked string information to the main control module 23. Preferably, the pick-up device further comprises a signal amplifier 223, and the pick-up device 222 receives the string plucking information, and the signal amplifier 223 amplifies the signal and sends the signal to the main control module 23 for processing.
The sliding module 25 is connected to the main control module 23 and includes a sliding base (not shown), a rocker 252, a multi-axis sensor 253, and an interface unit 254. The sliding module 25 receives the user's rocker action through the rocker 252, obtains a corresponding kneading signal according to the multi-axis sensor 253, and sends the kneading signal to the main control module 23 through the interface unit 254. Preferably, the sliding module 25 may further include a pressure sensor 255, and the pressure sensor 255 receives the pressing action of the user on the rocker 252, so that the obtained kneading signal is richer.
The main control module 23 includes a processor 231 and a plurality of interfaces, for example, the interfaces include a serial-parallel interface 232a connected to the first interactive module 21, a GPIO interface 232b connected to the second interactive module 22, an SPI interface 232c connected to the sliding module 25, and a serial communication interface 232d connected to the sound source synthesizing module 28, so that the main control module 23 can perform more efficient communication with other modules. It can be understood that the interfaces are not limited to the above-mentioned interface types, and in practical application, a suitable interface may be selected to connect with the above-mentioned modules according to specific situations, so as not to affect the beneficial effects obtainable by the present invention.
The sound source synthesizing module 28 is connected to the main control module 23, and includes a sound source electronic synthesizer 281, which receives the audio signal output by the main control module 23 to generate corresponding music information, and outputs the corresponding music information to the sound output module 27 to play out corresponding music. Preferably, the sound source synthesizing module 28 may further include a power management circuit 282, a RAM 283 and a ROM 284, to enhance the processing power of the received audio signals by the sound source synthesizing module 28.
The sound output module 27 is connected to the sound source synthesizing module 28, and includes a speaker, and preferably, a power amplifier 272 to improve the quality of the outputted music. The speakers may include a tweeter 271a and a woofer 271b such that the musical sound output by the sound output module 27 includes more sound fields.
The electronic stringed musical instrument 20 may further include a connection module 29, where the connection module 29 is connected to the main control module 23, for example, may be a GPIO interface 232b connected to the main control module 23. The connection module 29 may include a communication module, so that the audio signal generated by the main control module 23 is transmitted to an external device such as a computer through the communication module to be played or stored. Specifically, the communication module may include one or more of a 4G/5G communication unit 291a, a bluetooth communication unit 291b, and a WiFi communication unit 291 c; an indicator light display circuit 292 may be further included to receive a computer-output indicator light control signal to control the illumination and extinction of the indicator light array 212; a memory 293 may be further included to store audio signals to be output, information input from an external device, and the like.
As an alternative embodiment, the electronic stringed musical instrument 20 may further include a battery module and a corresponding battery management module, and a power management module, so as to improve the cruising ability and portability of the electronic stringed musical instrument 20.
According to the electronic stringed instrument provided by the embodiment 2, the first interaction module is arranged on the front face of the neck of the instrument body to replace strings to receive pressing signals input by a user, the second interaction module is arranged on the front face of the body of the instrument body to receive string vibration signals input by the user, and the first interaction module and the second interaction module are connected through the main control module to obtain corresponding audio signals according to the pressing signals and the string vibration signals. The problem that the strings are damaged due to the fact that the strings need to be pressed when the strings are pressed can be avoided when a user plays the vertical electronic musical instrument. The method reduces the damage to the fingers of the user caused by pressing the strings in the playing process of the user, optimizes the user experience in the playing process, and reduces the requirements for the fingers in the learning process, thereby reducing the learning difficulty.
While the foregoing is directed to the preferred embodiments of the present invention, it will be appreciated by those skilled in the art that changes and modifications may be made without departing from the principles of the invention, such changes and modifications are also intended to be within the scope of the invention.
Claims (8)
1. An electronic string instrument is characterized by comprising a first interaction module, a second interaction module, a main control module, a sliding module and an instrument body;
the first interaction module is arranged on the front face of the neck of the instrument body and is used for receiving a pressing signal input by a user;
the second interaction module is arranged on the front face of the body of the instrument body and is used for receiving string vibration signals input by a user;
the main control module is arranged on the instrument body, is respectively connected with the first interaction module and the second interaction module and is used for obtaining corresponding audio signals according to the pressing signals and the string vibration signals;
the sliding module is arranged on the back of the neck of the instrument body, is connected with the main control module and is used for receiving an adjusting signal input by a user through the sliding module;
the electronic stringed musical instrument further comprises a sliding rail matched with the sliding module; the sliding rail is arranged on the back surface of the neck of the instrument body, and the sliding module is arranged on the sliding rail in a supporting way; the adjustment signal is generated by the force or direction of the user pressing the sliding module;
the main control module is also used for adjusting the audio signal according to the adjusting signal.
2. An electronic stringed musical instrument as in claim 1, wherein the first interaction module comprises a key.
3. An electronic stringed musical instrument as in claim 2, wherein the first interactive module comprises a plurality of keys arranged in a matrix.
4. An electronic stringed musical instrument as in claim 2 or 3, wherein the first interaction module further comprises an indicator light; each key is correspondingly provided with one indicator lamp.
5. An electronic stringed musical instrument as in claim 1, wherein the first interactive module is a touch screen or touch screen.
6. An electronic stringed musical instrument as in claim 1, wherein the second interaction module comprises strings and pickups; the pickup is arranged on the front face of the body, and the strings are suspended above the pickup.
7. An electronic stringed musical instrument as in claim 6, wherein the pickup comprises a plurality of posts in one-to-one correspondence with the strings, and a plurality of wires wound around the periphery of each of the posts.
8. An electronic stringed musical instrument as in claim 1, wherein the sliding module comprises a sliding base and a rocker provided on the sliding base;
the sliding base frame is arranged on the sliding rail and used for sliding on the sliding rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811429912.5A CN109300461B (en) | 2018-11-27 | 2018-11-27 | Electronic string instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811429912.5A CN109300461B (en) | 2018-11-27 | 2018-11-27 | Electronic string instrument |
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| CN109300461A CN109300461A (en) | 2019-02-01 |
| CN109300461B true CN109300461B (en) | 2024-01-05 |
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| CN111754839A (en) * | 2020-07-24 | 2020-10-09 | 上海简音文化传播有限公司 | String instrument playing auxiliary system |
| CN112133268B (en) * | 2020-08-21 | 2022-07-15 | 广东工业大学 | String pressing mechanism and automatic playing device applied by same |
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