CN108182928A - A kind of electronic organ plays prompt system and electronic organ - Google Patents
A kind of electronic organ plays prompt system and electronic organ Download PDFInfo
- Publication number
- CN108182928A CN108182928A CN201711253362.1A CN201711253362A CN108182928A CN 108182928 A CN108182928 A CN 108182928A CN 201711253362 A CN201711253362 A CN 201711253362A CN 108182928 A CN108182928 A CN 108182928A
- Authority
- CN
- China
- Prior art keywords
- module
- electronic organ
- light signal
- lamp group
- plays
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G10H1/00—Details of electrophonic musical instruments
- G10H1/32—Constructional details
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
-
- 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
- G10H1/00—Details of electrophonic musical instruments
- G10H1/0008—Associated control or indicating means
Abstract
Prompt system is played the invention discloses a kind of electronic organ, including following module：USB module plays song music score for obtaining extraneous the pre- of input；Selecting module pre- plays song music score for selecting；It sets the chessman on the chessboard according to the chess manual module, plays song music score by pre- and set the chessman on the chessboard according to the chess manual, obtain electronics and play qin spectrum in advance；Electronics is played qin spectrum sequentially in time and corresponds to keystroke sequence, is converted to the pulse signal of duration by conversion module in advance；Pulse signal is identified output module, and the light signal that corresponding output contrasts；Lamp group module, the light signal for obtaining output module output carry out light prompt.The present invention discloses a kind of electronic organ including playing prompt system again.Reminding method is played the invention also discloses a kind of electronic organ.A kind of playing prompt system and electronic organ and can reducing the difficulty of playing of beginner for electronic organ of the present invention, also does a prompting for player, prevents bullet wrong, without other people promptings, you can hopeless completion is played, highly practical.
Description
Technical field
The invention belongs to musical instrument technical field, specifically, be related to a kind of electronic organ plays prompt system and electronic organ.
Background technology
As the improvement of people's living standards, lute-playing, chess, calligraphy and painting are already cultivated one's taste free time as people, spirit is on the offensive
Important component.Electronic organ is that a kind of people are generally easier to the music device received, can send out the qin of similar piano
Sound need not but pay piano that high expense, while electronic organ has the advantages that tone color is more, sound quality is good and powerful, it is deep by
People like and one of the generally introduction musical instrument of learning music.
Electronic organ is a kind of keyboard instrument, it is exactly a kind of electronic synthesizer in fact, it uses large scale integrated circuit, real
The integrated and generation of existing sound, main mode send out corresponding note to press corresponding key.But it is also one to learn electronic organ
The highly difficult thing of item, especially beginner need even have sufficient understanding to key to fingering and music score, can be complete
Whole plays out a first qin song.Beginner is just finishing fingering, when starting formally to play, can not often keep up with rhythm, cause
Result mistakes and omissions Baidu is played, and the guiding generally played can only be assisted by artificial teacher, therefore difficulty is larger, and
Also corresponding key position can not be timely prompted very much, seriously affects the progress of electronic organ study.
Invention content
The technical problem to be solved of the present invention is that providing a kind of can be corresponded to according to the music score of Chinese operas of qin song prompts to play
Button plays prompt system and electronic organ.
The present invention solve above-mentioned technical problem technical solution be：
A kind of electronic organ plays prompt system, including following module：
USB module plays song music score for obtaining extraneous the pre- of input；
Selecting module pre- plays song music score for selecting；
It sets the chessman on the chessboard according to the chess manual module, plays song music score by pre- and set the chessman on the chessboard according to the chess manual, obtain electronics and play qin spectrum in advance；
Electronics is played qin spectrum sequentially in time and corresponding keystroke sequence, the pulse for being converted to duration is believed by conversion module in advance
Number；
Pulse signal is identified output module, and the light signal that corresponding output contrasts；
Lamp group module, the light signal for obtaining output module output carry out light prompt.
It is a kind of to have including the above-mentioned electronic organ for playing prompt system, including in housing, control panel, display screen, control
The heart and keyboard, the housing upper surface lower part offer the window for accommodating the keyboard, and the keyboard is placed on the window, institute
The intersection that lamp group module is fixed on the keyboard upper surface and the housing is stated, the control panel is placed in the housing upper surface
Upper center, the display screen are fixed on the centre of the control panel, and the control centre is placed in the enclosure interior, described
USB module be mounted on the housing upper surface on, the control centre respectively with the keyboard, the display screen, the control
Plate, the lamp group module, USB module electrical connection, the selecting module, the module of setting the chessman on the chessboard according to the chess manual, the conversion module and institute
Output module is stated to be placed in inside the control centre.
Specifically, the lamp group module is lamp bar, lamp bar setting corresponding with the keyboard.
Specifically, the lamp bar includes upper lamp group and lower lamp group, the keyboard includes white key and black key, and the upper lamp group is set
Have and be equipped with lower lamp bead corresponding with the white key quantity with the corresponding upper lamp bead of the black key quantity, the lower lamp group.
Match specifically, the lamp bar has further included wiring board with limiting slot, the restriction slot with housing, the circuit
Plate is fixed below limiting slot, is fixed lower lamp group successively and upper lamp group above the limiting slot.
Preferably, the USB module be equipped with corresponding manipulation key, it is described manipulation key include directionkeys, determination key with
Return key.
Spectrum plate and speaker are put specifically, having further included, the upper surface top edge put spectrum plate and be fixed on the housing
Place, the speaker are arranged on the upper side of the housing.
Reminding method is played the present invention also provides a kind of electronic organ, is included the following steps：
It obtains, obtained by USB module in external storage device pre- plays song music score；
Select, all pre- song music score of playing selected, it is selected to be played it is pre- play song music score, proceed by place
Reason；
It sets the chessman on the chessboard according to the chess manual, the pre- song music score progress electronics of playing of select is set the chessman on the chessboard according to the chess manual, electronics is formed and plays qin spectrum in advance；
Conversion according to electronics plays and plays time and the corresponding position for playing button involved by qin spectrum, carries out corresponding identification in advance,
And continuous pulse signal is converted to, a pulse signal is one-touch position and button duration；
Output, is handled according to the information of pulse signal, is converted to light signal, each pulse signal is believed for a light
Number；
Prompting, lamp group module light corresponding lamp bead and lamp according to the light signal received according to the information in light signal
The duration that pearl is lighted.
Specifically, the light signal includes left hand light signal and right hand light signal, the left hand light signal carries
Show left hand key mapping, the right hand light signal prompts right hand key mapping.
Specifically, the left hand light signal single can be exported with the right hand light signal or be exported simultaneously.
The present invention's has the advantages that：The light bulb of lamp group module is lighted according to the process correspondence for playing song, is thrown
Be mapped in corresponding black key and white key, form hot spot, hot spot can prompt player at this time this press the key, be only the bullet of corresponding qin spectrum
Position is played, reduces the difficulty of playing of beginner, also does a prompting for player, prevents bullet wrong, is reminded without other people, you can
Hopeless completion is played, highly practical.
Description of the drawings
Fig. 1 is the structure diagram that the present invention plays prompt system.
Fig. 2 is the structure diagram of each critical piece of electronic organ of the present invention.
Fig. 3 is the structure diagram of electronic organ of the present invention.
Fig. 4 is the structure diagram of lamp bar of the present invention.
The meaning that each serial number represents in attached drawing is as follows：
1 housing, 2 keyboards, 21 white keys, 22 black keys, 3 control panels, 4 display screens, 5USB modules, 6 lamp bars, lamp group on 61,62 times lamps
Group, 63 limit slot, and 64 wiring boards, 7 put spectrum plate, 8 speakers.
Specific embodiment
It elaborates below in conjunction with the accompanying drawings to the present invention.
A kind of electronic organ of the embodiment of the present invention plays prompt system as shown in Figure 1, including following module：
USB module 5 plays song music score for obtaining extraneous the pre- of input；USB module 5 can intervene extraneous USB storages and be situated between
Matter, including USB flash disk, mobile phone, tablet computer etc., after intervention, the pre- song music score of playing of storage inside is at least one, can deposit simultaneously
Multinomial, the amount of capacity of USB storage mediums is essentially consisted in.
Selecting module pre- plays song music score for selecting；If it is only one to play song music score in advance, need not choose
Choosing, if it exceeds one, it can be selected, the project for showing and selecting specifically is used as with reference to display.
It sets the chessman on the chessboard according to the chess manual module, plays song music score by pre- and set the chessman on the chessboard according to the chess manual, obtain electronics and play qin spectrum in advance；The electronics plays qin spectrum as electricity in advance
Son sets the chessman on the chessboard according to the chess manual out, and button duration and key position are can recognize that after setting the chessman on the chessboard according to the chess manual, so as to get can be used in prompting before
Put forward information.
Electronics is played qin spectrum sequentially in time and corresponds to keystroke sequence, is converted to the arteries and veins of duration by conversion module in advance
Rush signal；A pulse signal is not to need the position of button and the time span of button in section at the same time, pulse letter
Number for electronic signal, and then can be identified.
Pulse signal is identified output module, and the light signal that corresponding output contrasts；Light signal and pulse
Signal is opposite, but fluorescent tube signal can trend lamp group module light corresponding light bulb.
Lamp group module, the light signal for obtaining output module output carry out light prompt.
It is a kind of have including the above-mentioned electronic organ for playing prompt system as in Figure 2-4, including housing 1, control panel 3,
Display screen 4, control centre（It is not indicated in figure）With keyboard 2, the 1 upper surface lower part of housing, which offers, accommodates the keyboard 2
Window（It is not indicated in figure）, the keyboard 2 is placed on the window, the lamp group module be fixed on 2 upper surface of keyboard with
The intersection of the housing 1, the control panel 3 are placed in the 1 upper surface upper center of housing, and the display screen 4 is fixed on institute
The centre of control panel 3 is stated, the control centre is placed in inside the housing 1, and the USB module 5 is mounted on 1 upper table of housing
On face, the control centre respectively with the keyboard 2, the display screen 4, the control panel 3, the lamp group module, the USB
Module 5 is electrically connected, and the selecting module, the module of setting the chessman on the chessboard according to the chess manual, the conversion module and the output module are placed in the control
Central interior processed.Control centre is the control terminal that entire electronics is asked.
Specifically, the lamp group module is lamp bar 6, the lamp bar 6 and the 2 corresponding setting of keyboard.Lamp bar 6 is direct
On housing 1, the lamp bar 6 includes upper lamp group 61 and lower lamp group 62, and the keyboard 2 includes white key 21 and black key 22, institute
State lamp group 61 be equipped with the corresponding upper lamp bead of 22 quantity of black key, the lower lamp group 62 be equipped with and 21 quantity of white key
Corresponding lower lamp bead.When receiving light signal, modulating signal and lower modulating signal, upper modulating signal are contained in light signal
Lamp group 61 is driven to correspond to upper lamp bead to light, lower modulating signal drives lower lamp group 62 to correspond to lower lamp bead and lights, the upper lamp bead after lighting
Light beam can be sent out with lower lamp bead, black key 22 is projected in and in white key 21, lamp bead and lower lamp bead is spotlight bead on this, therefore
Only the external world can will not be projected, therefore it can be seen that apparent hot spot, improves identification on button by dot projection on button
Property, while the spotlight effect of hot spot, it is made to be only capable of being incident upon on corresponding button, does not interfere with other buttons, therefore not
Can there is a situation where misidentification button.
Match specifically, the lamp bar 6 has further included wiring board 64 with limiting slot 63, the restriction slot 63 with housing 1,
The wiring board 64 is fixed below limiting slot, is fixed lower lamp group 62 successively and upper lamp group 61 above the limiting slot.It limits
Lamp bar 6 is fixed on groove body by slot 63, the upper lamp group 61 of the connection of wiring board 64 and lower lamp group 62, in wiring board 64 and control centre
Output module is electrically connected, for obtaining light signal.
Preferably, the USB module 5 be equipped with corresponding manipulation key, it is described manipulation key include directionkeys, determination key with
Return key.The manipulation key be mainly used for selecting module select it is pre- play song music score, by display screen 44 show song list,
By the selection of directionkeys and determination key, the cooperation of return key, song is wanted in selection.
Spectrum plate 7 and speaker 8 are put specifically, having further included, the upper surface top put spectrum plate 7 and be fixed on the housing 1
Edge, the speaker 8 are arranged on the upper side of the housing 1.Spectrum plate 7 is put for placing paper score, for player's bullet
It carries out checking music score during playing.When speaker 8 is mainly used for partly showing that wrong result is not bright and clear enough, is played back, come again by electronic organ
The situation of secondary determining mistake.Certain speaker 8 is also the component occurred when electronic organ is played.Specifically, the speaker 8 is two,
It is separately positioned on the top both sides of the housing 1.
Reminding method is played the present invention also provides a kind of electronic organ, is included the following steps：
It obtains, obtained by USB module 5 in external storage device pre- plays song music score；
Select, all pre- song music score of playing selected, it is selected to be played it is pre- play song music score, proceed by place
Reason；
It sets the chessman on the chessboard according to the chess manual, the pre- song music score progress electronics of playing of select is set the chessman on the chessboard according to the chess manual, electronics is formed and plays qin spectrum in advance；
Conversion according to electronics plays and plays time and the corresponding position for playing button involved by qin spectrum, carries out corresponding identification in advance,
And continuous pulse signal is converted to, a pulse signal is one-touch position and button duration；
Output, is handled according to the information of pulse signal, is converted to light signal, each pulse signal is believed for a light
Number；
Prompting, lamp group module light corresponding lamp bead and lamp according to the light signal received according to the information in light signal
The duration that pearl is lighted.
Specifically, the light signal includes left hand light signal and right hand light signal, the left hand light signal carries
Show left hand key mapping, the right hand light signal prompts right hand key mapping, and the left hand light signal can with the right hand light signal
Single output exports simultaneously.Concrete implementation can send out two kinds of colors, a kind of corresponding left hand lamp for upper lamp bead with lower lamp bead
Optical signal, a kind of corresponding right hand light signal more being capable of the easily position of key range and be that so as to make to play people
Hand is played, and can greatly lower the difficulty of playing of player, the efficiency that study is submitted to play the musical instrument.
The above content is combine specific preferred embodiment to the further description of the invention done, it is impossible to assert
The specific implementation of the present invention is confined to these explanations.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, several simple deduction or replace can also be made, should all be considered as belonging to the present invention's
Protection domain.
Claims (10)
1. a kind of electronic organ plays prompt system, which is characterized in that including following module：
USB module（5）, song music score is played for obtaining extraneous the pre- of input；
Selecting module pre- plays song music score for selecting；
It sets the chessman on the chessboard according to the chess manual module, plays song music score by pre- and set the chessman on the chessboard according to the chess manual, obtain electronics and play qin spectrum in advance；
Electronics is played qin spectrum sequentially in time and corresponding keystroke sequence, the pulse for being converted to duration is believed by conversion module in advance
Number；
Pulse signal is identified output module, and the light signal that corresponding output contrasts；
Lamp group module, the light signal for obtaining output module output carry out light prompt.
2. a kind of have the electronic organ as described in claim 1 for playing prompt system, it is characterised in that：Including housing（1）, control
Making sheet（3）, display screen（4）, control centre and keyboard（2）, the housing（1）Upper surface lower part, which offers, accommodates the keyboard
（2）Window, the keyboard（2）It is placed on the window, the lamp group module is fixed on the keyboard（2）Upper surface with it is described
Housing（1）Intersection, the control panel（3）It is placed in the housing（1）Upper surface upper center, the display screen（4）It is fixed
In the control panel（3）Centre, the control centre is placed in the housing（1）Inside, the USB module（5）Mounted on institute
State housing（1）On upper surface, the control centre respectively with the keyboard（2）, the display screen（4）, the control panel（3）、
The lamp group module, the USB module（5）Electrical connection, the selecting module, the module of setting the chessman on the chessboard according to the chess manual, the conversion module and institute
Output module is stated to be placed in inside the control centre.
3. electronic organ according to claim 2, it is characterised in that：The lamp group module is lamp bar（6）, the lamp bar（6）
With the keyboard（2）Corresponding setting.
4. electronic organ according to claim 3, it is characterised in that：The lamp bar（6）Including upper lamp group（61）With lower lamp group
（62）, the keyboard（2）Including white key（21）With black key（22）, the upper lamp group（61）Equipped with the black key（22）Quantity phase
Corresponding upper lamp bead, the lower lamp group（62）Equipped with the white key（21）The corresponding lower lamp bead of quantity.
5. electronic organ according to claim 4, it is characterised in that：The lamp bar（6）Wiring board is further included（64）With limit
Determine slot（63）, the restriction slot（63）With housing（1）Match, the wiring board（64）It is fixed below limiting slot, the limit
It is fixed lower lamp group successively above the slot of position（62）With upper lamp group（61）.
6. according to the electronic organ described in claim 2-5 any one, it is characterised in that：The USB module（5）It is equipped with opposite
The manipulation key answered, the manipulation key include directionkeys, determination key and return key.
7. according to the electronic organ described in claim 2-5 any one, it is characterised in that：It has further included and has put spectrum plate（7）And speaker
（8）, it is described to put spectrum plate（7）It is fixed on the housing（1）Upper surface upper edge, the speaker（8）It is arranged on the shell
Body（1）Upper side.
8. a kind of electronic organ plays reminding method, which is characterized in that includes the following steps：
It obtains, passes through USB module（5）Obtain in external storage device pre- plays song music score；
Select, all pre- song music score of playing selected, it is selected to be played it is pre- play song music score, proceed by place
Reason；
It sets the chessman on the chessboard according to the chess manual, the pre- song music score progress electronics of playing of select is set the chessman on the chessboard according to the chess manual, electronics is formed and plays qin spectrum in advance；
Conversion according to electronics plays and plays time and the corresponding position for playing button involved by qin spectrum, carries out corresponding identification in advance,
And continuous pulse signal is converted to, a pulse signal is one-touch position and button duration；
Output, is handled according to the information of pulse signal, is converted to light signal, each pulse signal is believed for a light
Number；
Prompting, lamp group module light corresponding lamp bead and lamp according to the light signal received according to the information in light signal
The duration that pearl is lighted.
9. according to claim 8 play reminding method, it is characterised in that：The light signal includes left hand light signal
With right hand light signal, the left hand light signal prompts left hand key mapping, and the right hand light signal prompts right hand key mapping.
It is 10. according to claim 9, it is characterised in that：The left hand light signal can be single with the right hand light signal
One output exports simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711253362.1A CN108182928A (en) | 2017-12-02 | 2017-12-02 | A kind of electronic organ plays prompt system and electronic organ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711253362.1A CN108182928A (en) | 2017-12-02 | 2017-12-02 | A kind of electronic organ plays prompt system and electronic organ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108182928A true CN108182928A (en) | 2018-06-19 |
Family
ID=62545494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711253362.1A Pending CN108182928A (en) | 2017-12-02 | 2017-12-02 | A kind of electronic organ plays prompt system and electronic organ |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108182928A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071163A (en) * | 2020-09-25 | 2020-12-11 | 山东工业职业学院 | Music theory teaching method and auxiliary device |
| CN112599111A (en) * | 2020-12-08 | 2021-04-02 | 海伦钢琴股份有限公司 | Luminous keyboard guidance system and luminous key structure of keyboard instrument |
| CN113314087A (en) * | 2021-05-17 | 2021-08-27 | 湖北丝音科技有限公司 | Intelligent seven-stringed plucked instrument system and use method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5394784A (en) * | 1992-07-02 | 1995-03-07 | Softronics, Inc. | Electronic apparatus to assist teaching the playing of a musical instrument |
| CN102142247A (en) * | 2011-03-30 | 2011-08-03 | 东南大学 | Multifunctional electronic score |
| CN203773930U (en) * | 2013-06-27 | 2014-08-13 | 叶滨 | Electrical piano |
| CN205194117U (en) * | 2015-10-28 | 2016-04-27 | 王雅韵 | Musical instrument teaching key indicating device |
| CN206322361U (en) * | 2016-07-08 | 2017-07-11 | 郑州师范学院 | A kind of Piano Teaching servicing unit |
-
2017
- 2017-12-02 CN CN201711253362.1A patent/CN108182928A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5394784A (en) * | 1992-07-02 | 1995-03-07 | Softronics, Inc. | Electronic apparatus to assist teaching the playing of a musical instrument |
| CN102142247A (en) * | 2011-03-30 | 2011-08-03 | 东南大学 | Multifunctional electronic score |
| CN203773930U (en) * | 2013-06-27 | 2014-08-13 | 叶滨 | Electrical piano |
| CN205194117U (en) * | 2015-10-28 | 2016-04-27 | 王雅韵 | Musical instrument teaching key indicating device |
| CN206322361U (en) * | 2016-07-08 | 2017-07-11 | 郑州师范学院 | A kind of Piano Teaching servicing unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071163A (en) * | 2020-09-25 | 2020-12-11 | 山东工业职业学院 | Music theory teaching method and auxiliary device |
| CN112599111A (en) * | 2020-12-08 | 2021-04-02 | 海伦钢琴股份有限公司 | Luminous keyboard guidance system and luminous key structure of keyboard instrument |
| CN113314087A (en) * | 2021-05-17 | 2021-08-27 | 湖北丝音科技有限公司 | Intelligent seven-stringed plucked instrument system and use method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204204398U (en) | Electronic wind instrument | |
| US3837256A (en) | Sight and sound musical instrument instruction | |
| US6515210B2 (en) | Musical score displaying apparatus and method | |
| CN105575220A (en) | Interactive stringed instrument teaching system | |
| CN108182928A (en) | A kind of electronic organ plays prompt system and electronic organ | |
| CN204834028U (en) | Intelligent fender of exercise usefulness | |
| US20130157761A1 (en) | System amd method for a song specific keyboard | |
| CN105243920A (en) | Keyboard musical instrument playing guidance system and teaching method | |
| CN203311671U (en) | Musical instrument learning-assisting device with lamplight display function | |
| US6727417B2 (en) | Computerized music teaching instrument | |
| CN206097911U (en) | Musical instrument is played to ball -type | |
| US20010039869A1 (en) | Music teaching instrument | |
| CN211529394U (en) | Intelligent violin musical instrument | |
| CN111816146A (en) | Teaching method and system for electronic organ, teaching electronic organ and storage medium | |
| CN1744149A (en) | Musical instrument light guide performing device | |
| US20170278496A1 (en) | Interactive stringed musical instrument and system comprising the same | |
| CN207503630U (en) | A kind of intelligent electric musical instrument that keyboard is freely combined | |
| CN107610683A (en) | A kind of programmable music playing system based on Raspberry Pi | |
| CN210181852U (en) | Intelligent auxiliary device is used in piano teaching | |
| CN104867485A (en) | Electronic piano | |
| US20120055319A1 (en) | Multi-Key Electronic Music Instrument | |
| CN107067876B (en) | Split type split type color grouping electronic music book controlled by organ sound and device | |
| WO1982002610A1 (en) | Signal emitting device with adjustable beat frequency | |
| CN2655363Y (en) | Digital music teaching device | |
| CN220085534U (en) | Large screen full intelligent electronic organ |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180619 |
|
| RJ01 | Rejection of invention patent application after publication |