阅读说明：本技术 一种琴码和弹拨类乐器 (Bridge and plucked instrument ) 是由 程建铜 毛文铭 安宁 谢金光 王帅利 于 2018-09-13 设计创作，主要内容包括：本发明公开了一种琴码和弹拨类乐器。该琴码琴码包括本体和弹奏信号检测组件；弹奏信号检测组件设置在本体上；琴码安装在弹拨类乐器上时,弹奏信号检测组件与弹拨类乐器的琴弦对应,用于获取弹拨类乐器的琴弦被弹奏时产生的弹奏信号,弹奏信号包括弹拨信号和按压信号,当弹拨类乐器上的控制器接收到各琴码获取的弹奏信号后,将弹奏信号转换成乐器数字接口MIDI信号并输出。本技术方案中,将设置有弹奏信号检测组件的琴码设置在弹拨类乐器上,通过弹奏信号检测组件获取弹拨类乐器的琴弦被弹奏时产生的弹奏信号,将相应的弹奏信号转化成MIDI信号,实现对弹奏者的弹奏的音阶和弹奏信息进行准确的评估,确定其弹奏的准确度。(The invention discloses a bridge and plucked instrument. The bridge comprises a body and a playing signal detection assembly; the playing signal detection assembly is arranged on the body; when the musical instrument code is installed on a plucked instrument, the playing signal detection assembly corresponds to the string of the plucked instrument and is used for obtaining the playing signal generated when the string of the plucked instrument is played, the playing signal comprises a plucking signal and a pressing signal, and after the playing signal obtained by each musical instrument code is received by a controller on the plucked instrument, the playing signal is converted into a Musical Instrument Digital Interface (MIDI) signal and output. In the technical scheme, the bridge provided with the playing signal detection assembly is arranged on the plucked instrument, the playing signal generated when the strings of the plucked instrument are played is acquired through the playing signal detection assembly, the corresponding playing signal is converted into the MIDI signal, the accurate evaluation of the playing scale and the playing information of a player is realized, and the playing accuracy is determined.)

1. A bridge is suitable for playing and dialing musical instruments, and is characterized by comprising a body and a playing signal detection assembly; the playing signal detection assembly is arranged on the body;

when the bridge is installed on the plucked instrument, the playing signal detection assembly corresponds to the strings of the plucked instrument and is used for acquiring playing signals generated when the strings of the plucked instrument are played; the playing signal comprises a dialing signal and a pressing signal.

2. The bridge according to claim 1, wherein the playing information detecting component includes a pickup;

the adapter is used for gathering the signal is dialled in the production when the string is played, the signal of dialling includes the string of being dialled and the vibration frequency of the string of the musical instrument of being dialled.

3. The bridge according to claim 1 or 2, wherein the playing information detecting component comprises an electro-optical trigger sensor;

the photoelectric trigger sensor is used for collecting a plucking signal generated when the string is played, and the plucking signal comprises string information and playing force.

4. The bridge of claim 2, wherein one side of the body is provided with a first boss, and the playing information detecting member is provided on the first boss;

when the bridge is installed on the plucked instrument, the playing information detection assembly is located under the strings of the plucked instrument.

5. The bridge according to claim 1, wherein the playing information detecting component further comprises a press signal detecting component;

the pressing signal detection assembly is used for collecting pressing strength information when the string is pressed; the pressing force degree information includes information of a string being pressed and a degree of pressing force.

6. The bridge of claim 5, wherein the other side of the body is provided with a second boss, and the pressing signal detecting member is provided on the second boss;

the bridge is installed when plucking class musical instrument is last, press the signal detection subassembly and be located just below plucking class musical instrument's string.

7. The bridge of claim 5, wherein the pressing signal detecting assembly comprises a pressure sensor, or an electro-optical displacement measuring sensor, or a tension measuring sensor.

8. The bridge of claim 1, wherein the bridge further comprises a light emitting assembly, the light emitting assembly comprising a press light emitting assembly and a pop light emitting assembly; the pressing light-emitting component and the ejecting light-emitting component are respectively arranged on two sides of the body;

when the bridge is installed on the plucked instrument, the light-emitting component is used for emitting light according to the control signal sent by the plucked instrument.

9. A plucked instrument, characterized in that it comprises a controller and a bridge according to any one of claims 1 to 8, the number of said bridge corresponding to the number of strings of said plucked instrument; each bridge is electrically connected with the controller;

and the controller is used for receiving the playing signals acquired by the musical instrument codes, converting the playing signals into musical instrument digital interface MIDI signals and outputting the musical instrument digital interface MIDI signals.

10. The plucked instrument of claim 9, wherein when said bridge includes a light emitting element,

the controller is further configured to control the light emitting component of the corresponding bridge to perform light emitting display according to the playing signal or the received audio signal input by the external device and according to the audio signal.

Technical Field

The invention relates to the technical field of musical instruments, in particular to a bridge and plucked type musical instrument.

Background

Nowadays, plucked instruments are not only exclusive instruments for professional people, but also are beginning to enter the lives of non-professional people as entertainment tools to enrich the amateur lives or improve the comprehensive literacy of the people. In the process of learning to play and pluck the musical instruments, a good foundation can be laid only by accurate playing; or, when practicing playing a new song, the accuracy of playing needs to be evaluated to obtain a more accurate playing effect.

Disclosure of Invention

In view of the above problems, the present invention has been made to provide a bridge and plucked type musical instrument that overcomes or at least partially solves the above problems.

According to one aspect of the invention, a bridge is provided, which is suitable for playing a plucked instrument, and comprises a body and a playing signal detection component; the playing signal detection assembly is arranged on the body;

when the bridge is installed on the plucked instrument, the playing signal detection assembly corresponds to the strings of the plucked instrument and is used for acquiring playing signals generated when the strings of the plucked instrument are played; the playing signal comprises a dialing signal and a pressing signal.

Optionally, the playing information detecting component comprises a microphone;

the adapter is used for gathering the signal is dialled in the production when the string is played, the signal of dialling includes the string of being dialled and the vibration frequency of the string of the musical instrument of being dialled.

Optionally, the playing information detecting component comprises a photoelectric trigger sensor;

the photoelectric trigger sensor is used for collecting a plucking signal generated when the string is played, and the plucking signal comprises string information and playing force.

Optionally, a first boss is arranged on one side of the body, and the playing information detection assembly is arranged on the first boss;

when the bridge is installed on the plucked instrument, the playing information detection assembly is located under the strings of the plucked instrument.

Optionally, the playing information detecting component further comprises a pressing signal detecting component;

the pressing signal detection assembly is used for collecting pressing strength information when the string is pressed; the pressing force degree information includes information of a string being pressed and a degree of pressing force.

Optionally, a second boss is arranged on the other side of the body, and the pressing signal detection assembly is arranged on the second boss;

the bridge is installed when plucking class musical instrument is last, press the signal detection subassembly and be located just below plucking class musical instrument's string.

Optionally, the pressing signal detection assembly comprises a pressure sensor, or a photoelectric displacement measurement sensor, or a tension measurement sensor.

Optionally, the bridge further comprises a light emitting assembly; the light-emitting component comprises a pressing light-emitting component and a poking light-emitting component; the pressing light-emitting component and the ejecting light-emitting component are respectively arranged on two sides of the body;

when the bridge is installed on the plucked instrument, the light-emitting component is used for emitting light according to the control signal sent by the plucked instrument.

According to another aspect of the present invention, there is provided a plucked instrument, comprising a controller and the bridge as described above, the number of the bridge being the same as the number of strings of the plucked instrument; each bridge is electrically connected with the controller;

and the controller is used for receiving the playing signals acquired by the musical instrument codes, converting the playing signals into musical instrument digital interface MIDI signals and outputting the musical instrument digital interface MIDI signals.

Optionally, when the bridge includes a light emitting assembly,

the controller is further configured to control the light emitting component of the corresponding bridge to perform light emitting display according to the playing signal or the received audio signal input by the external device and according to the audio signal.

According to the technical scheme of the invention, the bridge comprises a body and a playing signal detection component; the playing signal detection assembly is arranged on the body; when the bridge is installed on the type of playing musical instrument, the signal detection subassembly of playing corresponds with the string of the type of playing musical instrument for the signal of playing that produces when the string of the type of obtaining the type of playing musical instrument is played, the signal of playing includes the signal of playing and presses the signal. And after the controller on the plucked instrument receives the playing signals acquired by the instrument codes, converting the playing signals into MIDI signals of the instrument digital interface and outputting the MIDI signals. In the technical scheme, the piano code provided with the playing signal detection component is arranged on the plucked instrument, the playing signal generated when the string of the plucked instrument is played is acquired through the playing signal detection component, the corresponding playing signal is converted into the MIDI signal, the digital signal of the audio frequency of the plucked instrument can be acquired instead of the analog signal, the accurate evaluation of the musical scale and the playing information of the player can be realized according to the converted MIDI signal, the playing accuracy is determined, and the method is favorable for the player to lay a good playing foundation or benefit the training of the purpose of new music.

The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1 is a schematic view showing the structure of a bridge according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a zither according to an embodiment of the invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The invention provides a bridge, which is suitable for playing and dialing musical instruments and comprises a body and a playing signal detection assembly; the playing signal detection assembly is arranged on the body; when the bridge is installed on the type of playing musical instrument, the signal detection subassembly of playing corresponds with the string of the type of playing musical instrument for the signal of playing that produces when the string of the type of obtaining the type of playing musical instrument is played, the signal of playing includes the signal of playing and presses the signal.

In the present embodiment, the playing signal includes a plucking signal and a pressing signal, that is, the playing signal detecting component can detect plucking and pressing of strings of the plucking type musical instrument. For example, the playing signal detecting component is a component that can acquire a playing signal when a string is plucked, such as a pressure sensor, which string is pressed and pressing force information can be acquired; for another example, the sound pick-up can acquire the signal of plucking that produces when the string is played, and the signal of plucking here can mark which string is plucked and information such as dynamics of playing.

It can be seen that, through this embodiment, the bridge with the playing signal detecting component is set on the plucked instrument, the playing signal generated when the strings of the plucked instrument are played is obtained through the playing signal detecting component, the corresponding playing signal is converted into the MIDI signal, and then the digital signal of the audio frequency of the plucked instrument can be obtained, instead of the analog signal, according to the converted MIDI signal, the accurate evaluation of the musical scale and the playing information of the player can be realized, the playing accuracy is determined, and the good playing basis or the training of the new music can be favorably realized for the player.

Fig. 1 shows a schematic structural view of a bridge according to an embodiment of the present invention. As shown in fig. 1, the bridge includes a body 110 and a playing signal detecting member; the playing signal detection component is arranged on the body 110; when the bridge is installed on the plucked instrument, the playing signal detection assembly corresponds to the string 150 of the plucked instrument, and is connected with the control of the plucked instrument by the data line 120, so as to obtain the playing signal generated when the string of the plucked instrument is played.

In one embodiment of the present invention, the above-described playing information detecting assembly includes a sound pickup 130; the adapter 130 for gather the signal of plucking that produces when the string is played, the signal of plucking includes the string of being plucked and the vibration frequency of the string of being plucked.

When the string was plucked, when the corresponding signal of plucking was gathered to the adapter on the musical instrument sign indicating number of correspondence, according to the signal of plucking of gathering, the controller can confirm which string of zither was played and play information such as dynamics of playing according to the signal of plucking, will play information conversion to MIDI signal and export. Preferably, the controller may determine the string corresponding to the pickup according to the identification information of the pickup of the bridge; according to the obtained vibration frequency of the plucked string collected by the pickup, obtaining the playing force of the string corresponding to the pickup; and determining playing information of the plucked instrument according to the determined string corresponding to the pickup and the obtained playing force of the string corresponding to the pickup. And taking the playing force of the strings corresponding to the pickup determined to be played and the strings corresponding to the pickup determined to be played as playing information of the plucked instrument.

Preferably, the pickup 130 includes an optical type pickup or an electromagnetic type pickup.

Preferably, the pickup 130 includes a contact pickup or a non-contact pickup.

In one embodiment of the present invention, the playing information detecting component includes a photoelectric trigger sensor.

The photoelectric trigger sensor is used for collecting a poking signal generated when the string is played, and the poking signal comprises information of the played string and playing force.

In this embodiment, can gather the signal of plucking when the string is played through the photoelectric trigger sensor, which string is plucked promptly and the dynamics of playing of the string of plucking.

The two embodiments respectively adopt the pickup and the photoelectric trigger sensor to collect the played string information and the played string strength information, and in the technical scheme, the pickup and the photoelectric trigger sensor can be respectively and independently used; the collected string information and the accuracy of the playing force information of the played string can be guaranteed.

Preferably, one side of the body 110 is provided with a first boss 111, and the playing information detecting assembly is disposed on the first boss 111; as shown in fig. 2, when the bridge is installed on the plucked instrument, the playing information detection assembly is located under the strings of the plucked instrument, so that the pickup of the bridge can accurately acquire the voltage signals generated when the corresponding strings are plucked.

The playing information set herein includes the sound pickup 130 and/or the photo trigger sensor, and when the sound pickup and the photo trigger sensor can be used separately, the playing information set includes the sound pickup 130 or the photo trigger sensor disposed on the first boss 111; when the sound pickup and the photoelectric trigger sensor are used in combination, the playing information assembly including the sound pickup 130 and the photoelectric trigger sensor are disposed on the first boss 111.

Further, the playing information detecting component further includes a pressing signal detecting component 140; the pressing signal detection assembly 140 is used for collecting pressing strength information when the string is pressed; the pressing force degree information includes information of the string being pressed and the degree of pressing force.

The controller takes the pressing force degree information collected by the pressing signal detection assembly as playing information and converts the playing information into MIDI signals.

Preferably, as shown in fig. 1, the other side of the body 110 opposite to the side where the first boss 111 is provided with a second boss 112, and the pressure sensor 140 is provided on the second boss 112; as shown in fig. 2, when the bridge is mounted on the plucked instrument, the pressing signal detection assembly 140 is located under the string of the plucked instrument, so that the pressing signal detection assembly on the bridge can accurately acquire the pressing strength information generated when the corresponding string is pressed.

Preferably, the pressing signal detecting assembly 140 includes a pressure sensor, or a photoelectric displacement measuring sensor, or a tension measuring sensor.

In this embodiment, the collection of the pressing strength information when the string is pressed can be realized by the three sensors. The pressure sensor can acquire pressing strength information when the string is pressed; the photoelectric displacement measurement sensor can obtain pressing strength information when the string is pressed through the pressing displacement of the string; the tension measuring sensor can judge the pressing force information of the string pressed by detecting the tension degree of the kiss letter.

Preferably, the pressure sensor comprises a contact pressure sensor or a non-contact pressure sensor. For example, a piezoelectric type pressure sensor, a piezoresistive type pressure sensor.

In one embodiment of the invention, the bridge further comprises a light emitting assembly, wherein the light emitting assembly comprises a pressing light emitting assembly and a poking light emitting assembly; the pressing light-emitting component and the ejecting light-emitting component are respectively arranged on two sides of the body 110; when the bridge is installed on the plucked instrument, the light-emitting component is used for carrying out light-emitting display according to the control signal sent by the plucked instrument.

In this embodiment, the bridge itself may emit light, and the light emitting assembly also includes a pressing light emitting assembly and a plucking light emitting assembly in consideration of the pressing action and the plucking action of the zither when being played. The plucked instrument can control the code to emit light for display according to the collected playing signal or the audio signal input by the external device, so as to prompt the player and enable the player to play more accurately.

Specifically, the pressing light-emitting assembly is arranged on one side of the body corresponding to the string to be pressed, such as the left side of the bridge; the light emitting component is plucked to the bullet sets up in the body and corresponds the one side of the string that needs the bullet to pluck, for example, the right side of musical instrument sign indicating number.

The invention also provides a plucked instrument which comprises a controller and the bridge shown in figure 1, wherein the number of the bridge is consistent with the number of the strings of the plucked instrument; the codes are electrically connected to a controller, such as a data line 120 shown in fig. 1.

And the controller is used for receiving the playing signals acquired by the codes, converting the playing signals into MIDI signals of the musical instrument digital interface and outputting the MIDI signals. The controller here may be, for example, an FPGA processor,

in one embodiment of the invention, when the bridge comprises the light emitting component, the controller is further configured to control the light emitting component of the corresponding bridge to perform light emitting display according to the playing signal or the received audio signal input by the external device and according to the audio signal.

In this embodiment, the light emitting assembly includes a press light emitting assembly and a pop light emitting assembly. The Chinese zither can control the pressing light-emitting component and the playing light-emitting component of the light-emitting component to respectively perform light-emitting display according to a playing signal played by a player so as to prompt the current pressing and playing states of the player; for example, a playing signal is a signal for a musical scale 1, the musical scale 1 corresponds to the plucking of the string 1 and the pressing of the string 1, and then the controller controls the pressing light-emitting component and the plucking light-emitting component in the light-emitting component 1 corresponding to the string 1 to perform light-emitting display according to the audio signal.

Meanwhile, in the embodiment, the plucked instrument can also receive an audio signal input by an external device, a player can practice according to the received audio signal, and meanwhile, in order to prompt the player so that the player can do accurate practice better according to the received audio signal, the plucked instrument in the embodiment is further provided with a light-emitting component, and the controller respectively controls the corresponding pressing light-emitting component and the plucking light-emitting component to emit light according to the received audio signal so as to prompt the player how to pluck and press. For example, an audio signal is a signal for a scale 1, the scale 1 corresponds to the string 1, and the controller controls the light emitting component 1 of the bridge 1 corresponding to the string 1 to emit light for display according to the audio signal. The external devices here include PCs, pads, cell phones, and the like.

Specifically, the controller is specifically configured to control the light emitting assemblies of the corresponding bridge to perform display of different colors and/or different brightnesses according to the audio signal.

In this embodiment, the input audio signals correspond to different scales and tones, and thus, the display can be performed by controlling the color and/or the brightness of the light emitting elements. For example, an audio signal is a signal for a scale 1, the tone 1, and the scale 1 corresponds to the string 1, then the controller controls the light-emitting component 1 of the bridge 1 corresponding to the string 1 to display the light-emitting brightness of the tone 1 according to the audio signal; and the other audio signal is a signal aiming at the scale 1, namely the tone 2, wherein the scale 1 corresponds to the string 1, and then the controller controls the light-emitting component 1 of the bridge 1 corresponding to the string 1 to display the light-emitting brightness of the tone 2 according to the audio signal.

In the technical scheme, the plucked musical instrument can also realize the function of automatic tuning. See the examples below for details.

In one embodiment of the present invention, the plucked instrument further comprises a string adjusting device for adjusting the tension of the strings.

Then, the playing signal detection component is also used for collecting the adjusted playing signal of the string after being played and sending the signal to the controller; and the controller is used for judging whether the playing signal is accurate or not according to the preset intonation information.

In the embodiment, the tuning device is added at the designated position to adjust the tension of the corresponding string, after the adjustment is finished, the player can play the designated tone, so that the controller judges whether the tuning is accurate according to the preset intonation information, if so, the player is prompted to tune the string accurately, if not, the player is prompted to tune the string inaccurately, the accuracy of tuning is realized, and the use embodiment of the player is further improved. In addition, the tuning device can also realize the tuning function of plucked instruments.

Preferably, the tuning device comprises a transmission; and the controller is used for controlling the transmission device to carry out string adjustment operation according to the string adjustment command.

The player can send the tuning instruction through the keys of the plucked instrument or the mobile terminal connected with the plucked instrument, so that the controller controls the transmission device to perform the tuning operation.

In one embodiment of the present invention, a plucked instrument includes an audio source storage device for storing one or more audio sources and corresponding audio files.

And the controller is used for correspondingly adjusting the audio file corresponding to the specified sound source and outputting the audio file according to the instruction for adjusting the specified sound source.

In this embodiment, the plucked instrument has its own audio file with the sound source and the sound source, and can achieve various effects of the sound source, such as tone change, time delay, reverberation, and the like, by performing various processing adjustments on the audio file of the sound source.

In one embodiment of the present invention, the plucked instrument includes an audio source storage device for storing audio source information of one or more audio sources.

And the controller is used for processing the playing signal into a MIDI signal corresponding to the specified sound source and outputting the MIDI signal according to the playing signal and the pressing signal in the playing signal acquired by the playing signal detection component and the sound source information of the specified sound source.

In this embodiment, a function of converting a playing signal into a designated sound source can be realized. The player selects a designated sound source, such as a drum, a urheen, etc., as required, and the sound played by the player through the plucked instrument is the sound of the designated sound source through the conversion of the playing signal.

In one embodiment of the present invention, the controller 120 is configured to receive external audio input from an external device, and output the converted MIDI signals and the received external audio.

In this embodiment, an external audio, such as a mixed audio, may be input, and the external audio and a MIDI signal of a musical instrument digital interface are output together, so that the audio generated by the plucked musical instrument is richer and a playing effect more meeting the requirements is obtained. Or, through the addition of external audio, the accuracy of playing is further evaluated.

In one particular example, the plucked instrument is a koto. Fig. 2 shows a schematic structural diagram of a zither according to an embodiment of the invention. As shown in fig. 2, a zither comprises a panel 210, strings, a bridge 220 as shown in fig. 1, a head 230, a tail 240, and a controller 250. The number of the strings is 21, and a bridge is arranged corresponding to each string; each bridge is electrically connected to the controller 250.

The bridge 220 can acquire playing signals, such as voltage signals and pressing force signals, when the corresponding strings are plucked; the controller 250 receives the playing signal obtained by each bridge, converts the playing signal into a MIDI signal of the instrument digital interface, and outputs the MIDI signal.

It should be noted that, in the practical application of the zither, it is considered that when the zither is played, for a player, the strings on the left side of the bridge of the zither need to be pressed, and the strings on the right side of the bridge of the zither are plucked. Thus, when the bridge is mounted to a zither, the pickup of the bridge is on the right side and the pressure sensor of the bridge is on the left side.

It should be noted that the koto shown in fig. 2 is also applicable to the functions in the above embodiments.

In summary, according to the technical solution of the present invention, the bridge includes a body and a playing signal detecting component; the playing signal detection assembly is arranged on the body; when the bridge is installed on the type of playing musical instrument, the signal detection subassembly of playing corresponds with the string of the type of playing musical instrument for the signal of playing that produces when the string of the type of obtaining the type of playing musical instrument is played, the signal of playing includes the signal of playing and presses the signal. And after the controller on the plucked instrument receives the playing signals acquired by the instrument codes, converting the playing signals into MIDI signals of the instrument digital interface and outputting the MIDI signals. In the technical scheme, the piano code provided with the playing signal detection component is arranged on the plucked instrument, the playing signal generated when the string of the plucked instrument is played is acquired through the playing signal detection component, the corresponding playing signal is converted into the MIDI signal, the digital signal of the audio frequency of the plucked instrument can be acquired instead of the analog signal, the accurate evaluation of the musical scale and the playing information of the player can be realized according to the converted MIDI signal, the playing accuracy is determined, and the method is favorable for the player to lay a good playing foundation or benefit the training of the purpose of new music.

While the foregoing is directed to embodiments of the present invention, other modifications and variations of the present invention may be devised by those skilled in the art in light of the above teachings. It should be understood by those skilled in the art that the foregoing detailed description is for the purpose of illustrating the invention rather than the foregoing detailed description, and that the scope of the invention is defined by the claims.