CN104167121A - Piano information processing method and piano learning system - Google Patents
Piano information processing method and piano learning system Download PDFInfo
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- CN104167121A CN104167121A CN201410387985.8A CN201410387985A CN104167121A CN 104167121 A CN104167121 A CN 104167121A CN 201410387985 A CN201410387985 A CN 201410387985A CN 104167121 A CN104167121 A CN 104167121A
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Abstract
The invention discloses a piano information processing method and a piano learning system. The piano information processing method mainly comprises the steps that a terminal sends a first control protocol to a peripheral keyboard through a USB line according to a music score, wherein the peripheral keyboard is connected with the terminal through the USB line, and power is supplied through the USB line; the peripheral keyboard receives the first control protocol and controls LEDs corresponding to piano keys to be turned on according to the first control protocol; the peripheral keyboard receives electric levels fed back by the piano keys, converts the fed-back electric levels into a second control protocol and sends the second control protocol to the terminal; the terminal carries out sampling according to the sound of the piano keys in the peripheral keyboard and converts the second control protocol into digital sound signals so that a sound card in the terminal can output corresponding sound according to the digital sound signals. By means of the technical scheme, the expansibility of the piano learning system is improved, and production cost and using limit are reduced.
Description
Technical field
The present invention relates to learning machine technical field, relate in particular to a kind of piano information processing method and piano study system.
Background technology
Along with scientific and technological development, people are also more and more higher for the requirement of facility for study.For example, when the head of a family wants to cultivate child and learns piano, can use piano learning machine education child.Existing piano learning machine as number of patent application be CN 102157091 A patents, piano learning machine that it provides adopts the method for button prompting, according to the simple song being preset in all-in-one, guiding child study.But, this all-in-one utility function is single, dirigibility and extendability are poor, in the time that child learns to a certain extent, better study guiding cannot be provided, for example buy a piano learning machine that has basic song user, along with continuous study, user wants to learn some songs that oneself like or advanced, but cannot utilize the piano learning machine of having bought to learn.And because all functions are integrated in one by piano learning machine, it is high that its technology realizes cost, is unfavorable for saving production cost.
Summary of the invention
The embodiment of the present invention proposes a kind of piano information processing method and piano study system, adopts technical solution of the present invention to improve the extendability of piano study system, reduces production costs and uses restriction.
The embodiment of the present invention provides a kind of piano information processing method, comprising:
Terminal sends to peripheral hardware keyboard by USB line by the first control protocol according to the music score of Chinese operas, and wherein, described peripheral hardware keyboard is connected by described USB line with described terminal, and provides power supply by described USB line;
Peripheral hardware keyboard receives described the first control protocol, and according to described the first control protocol, controls the LED that key is corresponding luminous;
Peripheral hardware keyboard receives the level of key feedback, and is the second control protocol by the level conversion of described feedback, sends the second control protocol to terminal;
Terminal, according to the sampled voice of each key in described peripheral hardware keyboard, is converted to digital audio signal by described the second control protocol, exports corresponding sound for the sound card in terminal according to described digital audio signal.
Further, the LED that described peripheral hardware Keyboard Control key is corresponding is luminous, is specially: on described key, be provided with LED, described the first control protocol is converted to level by described peripheral hardware keyboard, sends described level to described LED, luminous to control LED.
Further, the described music score of Chinese operas is the music score of Chinese operas setting in advance in terminal, or the music score of Chinese operas of being inputted by User Defined.
Further, before the first control protocol being sent to peripheral hardware keyboard according to the music score of Chinese operas by USB line in described terminal, also comprise:
On the display screen of terminal, provide music score of Chinese operas information and study guidance information to user, described study guidance information comprises: the guidance information that user need adopt guidance information that left hand or the right hand play and user need adopt a certain finger to play.
Accordingly, the embodiment of the present invention provides a kind of piano study system, comprising: terminal and peripheral hardware keyboard, and wherein said terminal is connected by USB line with described peripheral hardware keyboard; Described terminal comprises: computing machine, panel computer or mobile phone terminal;
Described terminal is for sending to peripheral hardware keyboard by USB line by the first control protocol according to the music score of Chinese operas;
Described peripheral hardware keyboard provides power supply by described USB line, for receiving described the first control protocol, and according to described the first control protocol, controls the LED that key is corresponding luminous; And for receiving the level of key feedback, and be the second control protocol by the level conversion of described feedback, send the second control protocol to terminal;
Described terminal also, for according to the sampled voice of each key in peripheral hardware keyboard, is converted to digital audio signal by described the second control protocol, exports corresponding sound for the sound card in terminal according to described digital audio signal.
Further, described terminal also comprises: display screen, described display screen is for providing music score of Chinese operas information and study guidance information to user, described study guidance information comprises: the guidance information that user need adopt guidance information that left hand or the right hand play and user need adopt a certain finger to play.
Further, on the key of described peripheral hardware keyboard, be provided with LED, described the first control protocol is converted to level by peripheral hardware keyboard, sends described level to described LED, luminous to control LED.
Further, described terminal comprises memory module and load module, and described memory module is for storing the music score of Chinese operas that sets in advance or inputted by User Defined; Described load module is for inputting the self-defined music score of Chinese operas for user.
Therefore, implement the embodiment of the present invention, there is following beneficial effect:
A kind of piano information processing method and piano study system that the embodiment of the present invention provides, by there is no the peripheral hardware keyboard of independent sounding, demonstration and control system, utilize the original terminal of user and peripheral hardware keyboard to carry out USB and be connected.The music score of Chinese operas that terminal is played needs is converted to the first control protocol and sends to peripheral hardware keyboard, and control protocol is converted to level information by the chip of peripheral hardware keyboard, and the LED on control key is luminous successively.Press after luminous key user, peripheral hardware keyboard obtains corresponding feedback level, and is the second control protocol by the level conversion of feedback, feeds back to terminal.Terminal is carried out sampled voice to each key, and the second control protocol is converted to digital audio signal, exports corresponding sound for the sound card in terminal according to digital audio signal.Visible, than existing piano learning machine, the peripheral hardware keyboard structure of technical solution of the present invention is simple, without multiple module integrations in one, lower production cost, be connected simultaneously because terminal and peripheral hardware keyboard adopt USB, terminal can be computing machine, mobile phone or panel computer, use restriction little, promote easily.
Further, technical solution of the present invention can, according to user's study schedule and learning interest, arrange the study music score of Chinese operas voluntarily, improves learning interest and learning efficiency.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of a kind of piano information processing method provided by the invention;
Fig. 2 is the structural representation of a kind of piano study system provided by the invention;
Fig. 3 is the optional schematic flow sheet of piano study system provided by the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
Referring to Fig. 1, be the schematic flow sheet of a kind of piano information processing method provided by the invention, the present embodiment is applicable to user terminal.User terminal comprises computing machine, panel computer or mobile phone.
Step 101: terminal sends to peripheral hardware keyboard by USB line by the first control protocol according to the music score of Chinese operas.
In the present embodiment, terminal is connected by USB line with peripheral hardware keyboard, and peripheral hardware keyboard provides power supply by described USB line.Peripheral hardware keyboard does not arrange independently sounding, demonstration and control system, is only provided with Light-emitting key, and this Light-emitting key is realized by the LED being arranged on key.
One as the present embodiment is given an example, and peripheral hardware keyboard and terminal can be, but not limited to adopt wifi to communicate connection, and now peripheral hardware keyboard uses independent current source to power.
In the present embodiment, before the first control protocol being sent to peripheral hardware keyboard according to the music score of Chinese operas by USB line in terminal, also comprise: on the display screen of terminal, provide music score of Chinese operas information and study guidance information to user, this study guidance information comprises: the guidance information that user need adopt guidance information that left hand or the right hand play and user need adopt a certain finger to play.For example, terminal, in the time showing the corresponding song that will play to user, points out user to take the forefinger of left hand to play on display screen, pressing after corresponding button, and terminal is reresented user and carried out playing of next step, further improves the efficiency that user learns by oneself.
As giving an example of the present embodiment, the LED of peripheral hardware keyboard can be, but not limited to arrange multiple color, in the time that terminal is learnt guiding to user, by the luminous user learning that guides of LED of different colours.For example, left hand corresponds to redness, and the right hand corresponds to green, and in the time of the user learning music score of Chinese operas, the LED in peripheral hardware keyboard sends corresponding color, guiding user learning.
Step 102: peripheral hardware keyboard receives the first control protocol, and according to the first control protocol, control the LED that key is corresponding luminous.
In the present embodiment, in the key on peripheral hardware keyboard, be provided with LED, key surface is transparent panel, and when LED is luminous, light is learnt the corresponding music score of Chinese operas by transparent panel with guiding user.
Step 103: peripheral hardware keyboard receives the level of key feedback, and is the second control protocol by the level conversion of feedback, sends the second control protocol to terminal.
In the present embodiment, terminal also shows to user the music score of Chinese operas that this need to be learnt, and according to luminous key, learns the corresponding piano music score of Chinese operas for user.
In the present embodiment, in the time that key is pressed, can produce corresponding level, peripheral hardware keyboard receives the electricity frequency of key feedback, and is converted into the second control protocol, sends the second control protocol by USB interface to terminal.
Step 104: terminal is carried out sampled voice to each key of peripheral hardware keyboard, and the second control protocol is converted to digital audio signal, exports corresponding sound for the sound card in terminal according to this digital audio signal.
In the present embodiment, the sampled voice of the each key mapping of the built-in peripheral hardware keyboard of terminal, is converted to digital audio signal by the second control protocol receiving, and this digital audio signal is sent to sound card.Sound card in terminal is exported corresponding sound according to this digital audio signal.
In the present embodiment, the music score of Chinese operas can be the music score of Chinese operas that is arranged on the music score of Chinese operas in terminal or is inputted by User Defined.
One as the present embodiment is given an example, and the method that the embodiment of the present invention provides can also arrange corresponding learning management and scoring function, and such as melody distributed practice, acceleration-deceleration exercise, returns and practice fast, plays scoring etc., further improves learning interest and learning efficiency.
One as the present embodiment is given an example, and the implementation method of the embodiment of the present invention can also adopt virtual peripheral hardware keyboard or common computor-keyboard, realizes technical scheme of the present invention.
Therefore a kind of piano information processing method that the embodiment of the present invention provides, by there is no the peripheral hardware keyboard of independent sounding, demonstration and control system, utilizes the original terminal of user and peripheral hardware keyboard to carry out USB and is connected.The music score of Chinese operas that terminal is played needs is converted to the first control protocol and sends to peripheral hardware keyboard, and control protocol is converted to level information by the chip of peripheral hardware keyboard, and the LED on control key is luminous successively.Press after luminous key user, peripheral hardware keyboard obtains corresponding feedback level, and is the second control protocol by the level conversion of feedback, feeds back to terminal.Terminal is carried out sampled voice to each key, and the second control protocol is converted to digital audio signal, exports corresponding sound for the sound card in terminal according to digital audio signal.Visible, than existing piano learning machine, the peripheral hardware keyboard structure of technical solution of the present invention is simple, without multiple module integrations in one, lower production cost, be connected simultaneously because terminal and peripheral hardware keyboard adopt USB, terminal can be computing machine, mobile phone or panel computer, use restriction little, promote easily.
Further, technical solution of the present invention can, according to user's study schedule and learning interest, arrange the study music score of Chinese operas voluntarily, improves learning interest and learning efficiency.
Embodiment 2
Referring to Fig. 2, the structural representation of a kind of piano study system that Fig. 2 provides for the embodiment of the present invention, this piano study system comprises: terminal 201 and peripheral hardware keyboard 202, wherein terminal 201 is connected by USB line with peripheral hardware keyboard 202.Terminal comprises: computing machine, panel computer or mobile phone terminal.
Terminal 201 is for sending to peripheral hardware keyboard 202 by USB line by the first control protocol according to the music score of Chinese operas.
Peripheral hardware keyboard 202 provides power supply by USB line, for receiving described the first control protocol, and according to the first control protocol, controls the LED that key is corresponding luminous; And for receiving the level of key feedback, and be the second control protocol by the level conversion of feedback, send the second control protocol to terminal 201;
Terminal 201 also, for according to the sampled voice of peripheral hardware keyboard 202 interior each keys, is converted to digital audio signal by the second control protocol, exports corresponding sound for the sound card in terminal 201 according to described digital audio signal.
One as the present embodiment is given an example, and terminal can be, but not limited to adopt the connected mode of wifi to be connected with peripheral hardware keyboard, and peripheral hardware keyboard adopts independent current source to power.
In the present embodiment, peripheral hardware keyboard does not arrange independently sounding, demonstration and control system, is only provided with Light-emitting key, and this Light-emitting key is realized by the LED being arranged on key.
One as the present embodiment is given an example, and referring to Fig. 3, Fig. 3 is the optional structural representation of the another kind of this piano study system.As shown in Figure 3, terminal 201 comprises: memory module 2011 and load module 2012, wherein memory module 2011 is connected with load module 2012.Memory module 2011 is for storing the music score of Chinese operas that sets in advance or inputted by User Defined.Load module 2012 is for inputting the self-defined music score of Chinese operas for user.
One as the present embodiment is given an example, terminal 201 also comprises: display screen, display screen is for providing music score of Chinese operas information and study guidance information to user, study guidance information comprises: the guidance information that user need adopt guidance information that left hand or the right hand play and user need adopt a certain finger to play.For example, terminal, in the time showing the corresponding song that will play to user, points out user to take the forefinger of left hand to play on display screen, pressing after corresponding button, and terminal is reresented user and carried out playing of next step, further improves the efficiency that user learns by oneself.
In the present embodiment, terminal 201 can be, but not limited to possess following functions: instructional video is watched, beat function, accompaniment function, demo function and sound-recording function etc.Instructional video is watched and on terminal display screen, is watched internal memory or online instructional video for user.Demo function is selected music score for user, and then viewing terminal is played demonstration.Sound-recording function is that the melody that user plays oneself is played.
The more detailed steps flow chart of the present embodiment can be, but not limited to be illustrated in the relevant record in embodiment 1.
Therefore a kind of piano study system that the embodiment of the present invention provides, by there is no the peripheral hardware keyboard 202 of independent sounding, demonstration and control system, utilizes the original terminal 201 of user to carry out USB with peripheral hardware keyboard 202 and is connected.The music score of Chinese operas that terminal 201 is played needs is converted to the first control protocol and sends to peripheral hardware keyboard, and control protocol is converted to level information by the chip of peripheral hardware keyboard 202, and the LED on control key is luminous successively.Press after luminous key user, peripheral hardware keyboard 202 obtains corresponding feedback level, and is the second control protocol by the level conversion of feedback, feeds back to terminal 201.Terminal 201 is carried out sampled voice to each key, and the second control protocol is converted to digital audio signal, exports corresponding sound for the sound card in terminal 201 according to digital audio signal.Visible, than existing piano learning machine, the peripheral hardware keyboard structure of technical solution of the present invention is simple, without multiple module integrations in one, lower production cost, be connected simultaneously because terminal and peripheral hardware keyboard adopt USB, terminal can be computing machine, mobile phone or panel computer, use restriction little, promote easily.
Further, technical solution of the present invention can, according to user's study schedule and learning interest, arrange the study music score of Chinese operas voluntarily, improves learning interest and learning efficiency.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, can carry out the hardware that instruction is relevant by computer program to complete, described program can be stored in a computer read/write memory medium, this program, in the time carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (8)
1. a piano information processing method, is characterized in that, comprising:
Terminal sends to peripheral hardware keyboard by USB line by the first control protocol according to the music score of Chinese operas, and wherein, described peripheral hardware keyboard is connected by described USB line with described terminal, and provides power supply by described USB line;
Peripheral hardware keyboard receives described the first control protocol, and according to described the first control protocol, controls the LED that key is corresponding luminous;
Peripheral hardware keyboard receives the level of key feedback, and is the second control protocol by the level conversion of described feedback, sends the second control protocol to terminal;
Terminal, according to the sampled voice of each key in described peripheral hardware keyboard, is converted to digital audio signal by described the second control protocol, exports corresponding sound for the sound card in terminal according to described digital audio signal.
2. piano information processing method according to claim 1, is characterized in that, the LED that described peripheral hardware Keyboard Control key is corresponding is luminous, is specially:
On described key, be provided with LED, described the first control protocol is converted to level by described peripheral hardware keyboard, sends described level to described LED, luminous to control LED.
3. piano information processing method according to claim 1, is characterized in that, the described music score of Chinese operas is the music score of Chinese operas setting in advance in terminal, or the music score of Chinese operas of being inputted by User Defined.
4. piano information processing method according to claim 1, is characterized in that, before the first control protocol being sent to peripheral hardware keyboard by USB line, also comprises in described terminal according to the music score of Chinese operas:
On the display screen of terminal, provide music score of Chinese operas information and study guidance information to user, described study guidance information comprises: the guidance information that user need adopt guidance information that left hand or the right hand play and user need adopt a certain finger to play.
5. a piano study system, is characterized in that, comprising: terminal and peripheral hardware keyboard, and wherein said terminal is connected by USB line with described peripheral hardware keyboard; Described terminal comprises: computing machine, panel computer or mobile phone terminal;
Described terminal is for sending to peripheral hardware keyboard by USB line by the first control protocol according to the music score of Chinese operas;
Described peripheral hardware keyboard provides power supply by described USB line, for receiving described the first control protocol, and according to described the first control protocol, controls the LED that key is corresponding luminous; And for receiving the level of key feedback, and be the second control protocol by the level conversion of described feedback, send the second control protocol to terminal;
Described terminal also, for according to the sampled voice of each key in peripheral hardware keyboard, is converted to digital audio signal by described the second control protocol, exports corresponding sound for the sound card in terminal according to described digital audio signal.
6. piano study system according to claim 5, is characterized in that, on the key of described peripheral hardware keyboard, is provided with LED, and described the first control protocol is converted to level by peripheral hardware keyboard, sends described level to described LED, luminous to control LED.
7. piano study system according to claim 5, is characterized in that, described terminal comprises memory module and load module, and described memory module is for storing the music score of Chinese operas that sets in advance or inputted by User Defined; Described load module is for inputting the self-defined music score of Chinese operas for user.
8. piano study system according to claim 5, it is characterized in that, described terminal also comprises: display screen, described display screen is for providing music score of Chinese operas information and study guidance information to user, described study guidance information comprises: the guidance information that user need adopt guidance information that left hand or the right hand play and user need adopt a certain finger to play.
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| CN201410387985.8A CN104167121A (en) | 2014-08-08 | 2014-08-08 | Piano information processing method and piano learning system |
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| CN201410387985.8A CN104167121A (en) | 2014-08-08 | 2014-08-08 | Piano information processing method and piano learning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681017A (en) * | 2015-02-04 | 2015-06-03 | 四川长虹电器股份有限公司 | Electronic organ demonstration equipment based on smart phone |
| CN108074439A (en) * | 2016-11-18 | 2018-05-25 | 北京酷我科技有限公司 | A kind of piano training mate equipment and piano |
| CN110178177A (en) * | 2017-01-16 | 2019-08-27 | 森兰信息科技（上海）有限公司 | The system and method simplified for the music score of Chinese operas |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001272983A (en) * | 2000-03-23 | 2001-10-05 | Kyokko Seiko Co Ltd | Optical keyboard |
| DE102005017758B3 (en) * | 2005-04-18 | 2006-08-03 | Stefan Stenzel & Frank Schneider (GbR)(vertretungsberechtigter Gesellschafter Stefan Stenzel, Bruckner Str.14, 53340 Meckenheim) | Reflective optical proximity sensor arrangement for e.g. piano, has electronic circuit measuring cyclic position of keys, and neural network evaluating measured data for producing digital control data for electronic tone producer |
| CN202013731U (en) * | 2011-03-10 | 2011-10-19 | 上海钢琴有限公司 | Intelligent acoustic piano play learning device |
| CN103177715A (en) * | 2012-06-29 | 2013-06-26 | 黄继杰 | IT (internet) digital piano |
| CN203689742U (en) * | 2014-02-11 | 2014-07-02 | 陈丰 | Intelligent prompting music playing instrument |
-
2014
- 2014-08-08 CN CN201410387985.8A patent/CN104167121A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001272983A (en) * | 2000-03-23 | 2001-10-05 | Kyokko Seiko Co Ltd | Optical keyboard |
| DE102005017758B3 (en) * | 2005-04-18 | 2006-08-03 | Stefan Stenzel & Frank Schneider (GbR)(vertretungsberechtigter Gesellschafter Stefan Stenzel, Bruckner Str.14, 53340 Meckenheim) | Reflective optical proximity sensor arrangement for e.g. piano, has electronic circuit measuring cyclic position of keys, and neural network evaluating measured data for producing digital control data for electronic tone producer |
| CN202013731U (en) * | 2011-03-10 | 2011-10-19 | 上海钢琴有限公司 | Intelligent acoustic piano play learning device |
| CN103177715A (en) * | 2012-06-29 | 2013-06-26 | 黄继杰 | IT (internet) digital piano |
| CN203689742U (en) * | 2014-02-11 | 2014-07-02 | 陈丰 | Intelligent prompting music playing instrument |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104681017A (en) * | 2015-02-04 | 2015-06-03 | 四川长虹电器股份有限公司 | Electronic organ demonstration equipment based on smart phone |
| CN104681017B (en) * | 2015-02-04 | 2018-08-14 | 四川长虹电器股份有限公司 | Electronic organ teaching device based on smart mobile phone |
| CN108074439A (en) * | 2016-11-18 | 2018-05-25 | 北京酷我科技有限公司 | A kind of piano training mate equipment and piano |
| CN110178177A (en) * | 2017-01-16 | 2019-08-27 | 森兰信息科技（上海）有限公司 | The system and method simplified for the music score of Chinese operas |
| CN110178177B (en) * | 2017-01-16 | 2021-06-08 | 森兰信息科技（上海）有限公司 | System and method for score reduction |
| US11094216B2 (en) | 2017-01-16 | 2021-08-17 | Sunland Information Technology Co., Ltd. | System and method for music score simplification |
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Application publication date: 20141126 |