CN104157275A - Novel electronic musical instrument controlled by five fingers in combined mode - Google Patents
Novel electronic musical instrument controlled by five fingers in combined mode Download PDFInfo
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- CN104157275A CN104157275A CN201410388752.XA CN201410388752A CN104157275A CN 104157275 A CN104157275 A CN 104157275A CN 201410388752 A CN201410388752 A CN 201410388752A CN 104157275 A CN104157275 A CN 104157275A
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Abstract
The invention discloses a novel electronic musical instrument controlled by five fingers in a combined mode, and belongs to the technical field of electronic musical instruments. The novel electronic musical instrument mainly solves the problems that an existing electronic musical instrument is large in the number of keys and cannot achieve the teaching function. According to the electric musical instrument, the five keys are controlled in a combined mode through the five fingers, so that thirty one tones can be played, and the mapping relation of the keys and the tones can be set through an upper computer; meanwhile, the electric musical instrument realizes the function of prompting the key positions corresponding to the tones for a beginner through an LED (Light-Emitting Diode) lamp and a vibration function. The electronic musical instrument has the characteristics of one-hand playing, adjustable tones, perfect teaching function, small size and the like, and fills up a blank in the field of electronic musical instruments.
Description
Technical field
The invention belongs to electronic musical instrument field, specifically, relate to a kind of five keys that have, contain tutorial function, by the five fingers, combine to control and can play out 31 tones, can play out the electronic music instrument of multiple musical instrument sound.
Background technology
Electronic musical instrument is that musician triggers electronic signal by limited means, makes its musical instrument that utilizes electronics synthetic technology or Sampling techniques to sound by electroacoustic equipment, as mellotron, electronic synthesizer, electronic drum etc.
Existing electronic musical instrument is commonly a musical instrument and only has limited several tone colors, and each button on musical instrument can only send a kind of tone.As mellotron, it adopts integrated circuit, most configure sound mnemonic (wave table), and for depositing the actual sound waveform of each kind musical instrument output when playing, the mellotron of standard is generally 61 keys, and each key can only be played out a tone.
The defect of existing electronic musical instrument is: the one, and button is many, and each tone needs a button, and play gamut needs tens buttons conventionally; The 2nd, there is no tutorial function, especially for beginner, play more difficult.The 3rd, tone color kind is few, the musical instrument sound of common the limited type of fixed storage of storer of electronic musical instrument, and operator can not selectively add and replace storer.
Summary of the invention
The object of the invention is to overcome above-mentioned defect, a kind of electronic musical instrument of five keys is provided, its combination by five fingers is controlled can play 31 tones, there is tutorial function simultaneously, and can define teaching music, adjustment tone mapping relations, interpolation and the multiple tone color of replacement by host computer.
To achieve these goals, the technical solution used in the present invention is as follows:
The present invention consists of following several parts: key, teaching, the parts such as circuit board, loudspeaker, power supply, housing, host computer.As shown in Figure 1, its theory diagram as shown in Figure 2 for its operational scheme.Each several part principle and function are as follows respectively
Key part, as shown in Figure 3, five keys 1, consist of, key bottom is connected with five switches, and switch uses non-self-locking button switch or customization to contain the plastic cement switch of built-in conductive plastics, object is: after pressing key, switch is closed, thereby the microcontroller of circuit board can detect and obtains level and change, after unclamping key, switch disconnects, and level recovers.
Teaching part, as shown in Figure 3, it has LED lamp 2 and two kinds of teach modes of vibrations, and cardinal principle is according to the variation of melody tone, controls the other LED of corresponding key and lights and wait or motor vibrations, thereby guide beginner to carry out the study of fingering.The concrete mode of the first LED lamp teaching is: have 5 teaching LED lamps, it is corresponding one by one with 5 keys in position, and LED can adopt RGB color LED, realizes and by different colours, distinguishing when different mode, more user-friendly.When and select after LED tutorial function, want the other LED lantern festival of key that playing music object tone is corresponding and switch on and light, beginner only need to be according to the indication of LED lamp, that lamp is bright, just presses that key, thereby has realized quick start.The concrete mode of the second vibrations teaching is: have 5 vibration motors, it is embedded in 5 keys, and vibration motor adopts the miniature small machine with polarization wheel, and after energising, it can produce rocking of certain amplitude.After selecting vibrations tutorial function, the motor on key corresponding to corresponding tone will switches on and shakes, the indication that beginner only need to be shaken according to key, those key vibrations, just press that key, thereby realized quick start, this mode is especially applicable to blind person and uses.
Circuit board section, decomposing schematic representation as shown in Figure 4, circuit board 3 has mainly comprised microprocessor module 4, memory module 5 and communication module 6.
Microprocessor module can adopt single-chip microcomputer or arm processor to realize, it is mainly the switching signal that detects five keys, thereafter the key combination collecting is mapped to different tones, and the corresponding corresponding wave table of musical instrument of calling and obtaining user selection, finally send signal to loudspeaker.Microprocessor at five keys to the principle in 31 tone conversion processes is: key has out and closes two states, the mathematical combination of the on off state of 5 keys has 32 kinds, remove remaining 31 kinds of whole unlatchings (being the state of key while not playing), and then every kind of state mapping is a tone, realized corresponding function.
Memory module adopts erasable storer, is mainly used in depositing and changing the melody of user's storage, thereby realizes when user uses tutorial function, and processor calls corresponding melody, and is translated into corresponding button prompting.
Communication module can adopt wired or wireless two kinds of modes, is mainly that the signal of controller is sent to host computer.Wired connection connects including but not limited to USB, and wireless connections connect including but not limited to bluetooth.
Speaker portion, decomposing schematic representation as shown in Figure 4, comprises one or more loudspeakers 8, is mainly that the electric signal that microprocessor on circuit board is sent here is converted into sound.
Power unit, decomposing schematic representation as shown in Figure 4, the lithium battery realization that adopts dry cell 7 or can discharge and recharge, also can be powered by epigynous computer section by usb line, is mainly to provide voltage and current for circuit board section.
Housing parts, decomposing schematic representation as shown in Figure 4, housing 9 is mainly that above-mentioned each several part is combined into an integral body, realizes small and exquisite, attractive in appearance, reliable.
Epigynous computer section, mainly realizes by the software operating on hardware.Hardware is including but not limited to equipment such as computer, mobile phone, pad.The function that software is mainly realized has: selection needs mapping relations, the setting of teaching music, the functions such as scoring of performance of instrument type, self-defined five buttons and the tone of performance.The type setting that plays an instrument of epigynous computer section can import the wave table of different musical instruments according to user's hobby, thus the limitation of the limited wave table of design when having broken current electronic musical instrument and only dispatching from the factory.
The present invention has following beneficial effect:
(1) key is few, can play by one hand.Owing to having adopted combination control principle, the key number of musical instrument is significantly reduced, guaranteed again 31 tones, thereby realized singlehanded performance simultaneously.
(2) tone color is many, can send the sound of polytype musical instrument.Owing to having adopted erasable storer, user can, on the basis of existing multiple tone color musical instrument, add and change the tone color of the musical instrument of oneself liking.
(3) tone is variable, is convenient to customized.User can be according to the hobby of oneself, and the relation between definition key and 31 tones can have and is applicable to the keyboard that own button is accustomed to thereby realized each user.
(4) teaching is good, is beneficial to and begins to learn.Owing to having designed LED or vibrations tutorial function, make beginner to carry out fingering draining and music playing according to the other prompting of key, be more convenient to study.
(5) volume is little, is easy to carry.Owing to only having adopted 5 buttons, meanwhile, whole building block is less, so volume is small and exquisite, is convenient to carry.
Accompanying drawing explanation
Fig. 1 is operational flow diagram of the present invention.
Fig. 2 is principle of the invention block diagram.
Fig. 3 is front elevation of the present invention.
Fig. 4 is decomposing schematic representation of the present invention.
Fig. 5 is key and tone corresponding relation figure in the present invention-embodiment.
Wherein, the corresponding title of Reference numeral: 1-key, 2-teaching LED, 3-circuit board, 4-microprocessor module, 5-memory module, 6-communication module, 7-power unit, 8-loudspeaker, 9-housing.
Embodiment
Below the invention will be further described.Embodiments of the present invention include but not limited to the following example.
The present embodiment provides a kind of the five fingers qin, and this five fingers qin is comprised of 5 keys, 5 teaching LED lamps, circuit board, housing, dry cell, loudspeaker, housing etc., and host computer adopts mobile phone to realize.
Key is used the plastic cement switch of built-in conductive plastics.
Circuit board section, adopts single chip computer AT 89C51 as microprocessor, and communication module adopts blue tooth wireless communication.
When host computer is arranged, keyboard and tone are shone upon according to the relation of Fig. 5.
According to above-described embodiment, just can realize well the present invention.What deserves to be explained is; under prerequisite based on above-mentioned design concept; for solving same technical matters; even if some that make on architecture basics disclosed in this invention are without substantial change or polishing; the essence of the technical scheme adopting is still the same with the present invention, therefore it also should be in protection scope of the present invention.
Claims (6)
1. the five fingers combine the electronic music instrument of controlling, it is characterized in that, by key (1), teaching part, circuit board (3), power supply (7), loudspeaker (8), host computer, housing (9) etc., partly formed, by the combination of key, control and can play 31 tones.
2. key according to claim 1, it is characterized in that, have 5 keys, the top of key is the material of comfortable feel, the bottom of key is a switch, the switch of key bottom is connected with the microprocessor (4) on circuit board, and the switch of key bottom is including but not limited to the plastic cement switch containing built-in conductive plastics of non-Self-locking button switch, customization.
3. teaching part according to claim 1, is characterized in that, 5 LED lamps, consists of or 5 vibration motors form, it in position, corresponding one by one with 5 keys, it is according to the variation of melody tone, and teaching LED lamp corresponding to corresponding key mapping lighted or motor starts vibrations.
4. circuit board according to claim 1, it is characterized in that, by microprocessor module (4), memory module (5), communication module (6), formed, microprocessor module is including but not limited to single-chip microcomputer, arm processor, and communication module connects and USB line wired connection including but not limited to blue teeth wireless.
5. power supply according to claim 1, is characterized in that, being provides the device of voltage and current for circuit board, can consist of dry cell batteries, also can consist of the lithium battery that can discharge and recharge, also can be by USB line by external power source.
6. host computer according to claim 1, is characterized in that, is a kind of hardware device that can operating software, including but not limited to electronic equipments such as PC, mobile phone, PAD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410388752.XA CN104157275A (en) | 2014-08-10 | 2014-08-10 | Novel electronic musical instrument controlled by five fingers in combined mode |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410388752.XA CN104157275A (en) | 2014-08-10 | 2014-08-10 | Novel electronic musical instrument controlled by five fingers in combined mode |
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| CN104157275A true CN104157275A (en) | 2014-11-19 |
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| CN201410388752.XA Pending CN104157275A (en) | 2014-08-10 | 2014-08-10 | Novel electronic musical instrument controlled by five fingers in combined mode |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105741639A (en) * | 2016-02-04 | 2016-07-06 | 北京千音互联科技有限公司 | Micro-sensing palmtop musical instrument of simulating bowed stringed instrument |
| CN105825842A (en) * | 2016-04-28 | 2016-08-03 | 北京千音互联科技有限公司 | Smart handheld wind and reedless wind instruments, performing system and method |
| CN107545807A (en) * | 2017-09-28 | 2018-01-05 | 李聪 | Hommization intelligent blind Piano for teaching |
| CN109326272A (en) * | 2018-10-29 | 2019-02-12 | 吴崧毅 | A kind of keyboard convenient for playing |
| US10600399B2 (en) | 2016-01-15 | 2020-03-24 | Sunland Information Technology Co., Ltd. | Smart piano system |
| CN111489722A (en) * | 2020-05-28 | 2020-08-04 | 李子晋 | Novel digital musical instrument finger piano |
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| JP2003015652A (en) * | 2001-06-27 | 2003-01-17 | Yamaha Corp | Electronic musical instrument, keyboard musical instrument, control method of electronic musical instrument and control program |
| CN201359843Y (en) * | 2008-10-26 | 2009-12-09 | 陈学煌 | Score note type keyboard instrument |
| CN202871136U (en) * | 2012-11-16 | 2013-04-10 | 南京铁道职业技术学院 | Intelligent electronic keyboard |
| CN203192255U (en) * | 2013-04-19 | 2013-09-11 | 大连民族学院 | Musical instrument education device |
| CN203746412U (en) * | 2013-12-16 | 2014-07-30 | 东北大学秦皇岛分校 | Suspended electronic organ |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2216709Y (en) * | 1994-08-22 | 1996-01-03 | 黄翼扬 | Training piano |
| JP2003015652A (en) * | 2001-06-27 | 2003-01-17 | Yamaha Corp | Electronic musical instrument, keyboard musical instrument, control method of electronic musical instrument and control program |
| CN201359843Y (en) * | 2008-10-26 | 2009-12-09 | 陈学煌 | Score note type keyboard instrument |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10600399B2 (en) | 2016-01-15 | 2020-03-24 | Sunland Information Technology Co., Ltd. | Smart piano system |
| CN105741639A (en) * | 2016-02-04 | 2016-07-06 | 北京千音互联科技有限公司 | Micro-sensing palmtop musical instrument of simulating bowed stringed instrument |
| CN105825842A (en) * | 2016-04-28 | 2016-08-03 | 北京千音互联科技有限公司 | Smart handheld wind and reedless wind instruments, performing system and method |
| CN107545807A (en) * | 2017-09-28 | 2018-01-05 | 李聪 | Hommization intelligent blind Piano for teaching |
| CN107545807B (en) * | 2017-09-28 | 2020-02-07 | 凯珀瑞润滑科技(东台)有限公司 | Humanized intelligent teaching piano for blind person |
| CN109326272A (en) * | 2018-10-29 | 2019-02-12 | 吴崧毅 | A kind of keyboard convenient for playing |
| CN109326272B (en) * | 2018-10-29 | 2023-03-28 | 吴崧毅 | Piano keyboard convenient to play |
| CN111489722A (en) * | 2020-05-28 | 2020-08-04 | 李子晋 | Novel digital musical instrument finger piano |
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Application publication date: 20141119 |