CN112652209A - A solfeggio trainer that is arranged in basic music branch of academic or vocational study teaching - Google Patents
A solfeggio trainer that is arranged in basic music branch of academic or vocational study teaching Download PDFInfo
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- CN112652209A CN112652209A CN202011514689.1A CN202011514689A CN112652209A CN 112652209 A CN112652209 A CN 112652209A CN 202011514689 A CN202011514689 A CN 202011514689A CN 112652209 A CN112652209 A CN 112652209A
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- 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
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- 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
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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Abstract
The invention firstly provides a singing-viewing and ear-exercising training device used in basic music teaching, the training state of a trainer can be mastered in real time by a teaching machine, the trainer can pertinently follow the teaching content of the teaching machine when using the equipment, the input melody information of the teaching machine can be quantitatively recorded through the input information of a case, and the input melody information is visually displayed through a prompting unit on the training machine, so that the trainer can quickly perform pertinence training, and the training is more pertinence and can be quickly put into training. In addition, in the training process, the vision and the sound of the inside and the outside can be isolated, the mute training can be achieved, and the technical effect of the surrounding environment is not influenced.
Description
Technical Field
The invention relates to a solfeggio teaching device, in particular to a solfeggio training device used in basic music science and education.
Background
In music learning, in order to improve music literacy, a large amount of frequent visual singing practice and ear training are needed. The solfeggio is the basic subject and skill for learning music, and generally, under the guidance of a teacher, students are motivated to independently use vision and hearing to learn music. In this training process, it is common to increase the ability to feel and understand music by a large number of musical melody fragments or musical theme melodies, and by the teacher training and teaching in a face-to-face manner with the student.
However, it is not negligible that a large number of learners learn music as their interests, and it is inevitable that the existing music teaching requires a large amount of time and requires on-site teaching, which is a non-negligible burden for parents and students. In view of the above situation, many online music teaching videos should be generated, but since the learners and the instructor cannot perceive each other in the online teaching process of music basic knowledge such as music theory, video and vocal training, many beginners cannot learn through the music basis through videos at all, or the efficiency is extremely low.
Another important reason is that for music beginners, both the ear-reading practice and the skill practice require a lot of time investment, but because of the urban living environment, the environment with poor mutual sound insulation condition exists in a large number, and because of the vocal music practice, a lot of neighborhood contradictions are generated.
Disclosure of Invention
In view of the above situation, in order to overcome the defects of the prior art, the present invention firstly provides a solfeggio training device for basic music teaching, so as to solve the problem of the prior art.
The technical scheme is that the electronic equipment comprises electronic equipment which is in communication connection through a communication unit and corresponds to unique identification information; the electronic equipment is in communication connection through the communication unit, and the unique identification information is used as identification information of each electronic equipment;
the electronic equipment comprises a training room which is configured to isolate a trainer from an external space and can isolate training sound, wherein the training room comprises a shell structure which is made of sound insulation material and is provided with an openable and closable inlet, and a signal input device which is configured to convert training actions of the trainer into electric signals is arranged in the shell;
the signal input device is configured to comprise a plurality of operation units simulating real input devices of musical instruments, each operation unit corresponds to the standard sound of the real musical instrument operation unit, and each operation unit corresponds to unique sound information and operation unit identification information;
the prompting unit is used for prompting the corresponding operation unit and the beat information according to the operation unit and the beat information input by the electronic equipment in communication connection under the processing of one or more instruction sets, and a signal for prompting the input of a trainer is formed on the surface of the operation unit;
the training device also comprises a display unit for displaying training information and training result information;
the system also comprises a playing unit used for decoding the sound digital information and converting the sound digital information into sound;
the electronic equipment further comprises a memory unit for storing unique identification information for the electronic equipment, sound information corresponding to each operation unit, identification information and single and multiple instruction set information;
the communication unit is used for realizing communication connection between the electronic equipment;
the processor unit is in communication connection with the memory unit, the communication unit and the power supply unit;
the power supply unit is used for supplying power to the processor unit, the memory unit and the communication unit.
In the above or some embodiments, the casing is provided with an annular platform for arranging the signal input device, and the annular platform is provided with an operation unit corresponding to a standard piano keyboard and used for simulating the input of the piano keyboard; the prompting units are arranged on the inner wall of the shell on one side of the operation unit, each prompting unit is connected with the corresponding operation unit, and the prompting device further comprises a progress bar prompting unit positioned at the connection part of the prompting unit and the operation unit;
the edge corresponding to each operation unit and the joint corresponding to the progress bar prompt unit are fixedly embedded with a light-emitting device, the light-emitting device extends to the corresponding prompt unit, the light-emitting device is also configured to be provided with a semitransparent shell structure for coating the same color on the surface of the operation unit, and when the prompt unit works, the light-emitting device emits light to send prompt information.
In the above or some embodiments, when one of the electronic devices sends a request packet to another one or more electronic devices through the communication unit, the information of the request packet includes unique identification information of the electronic device of the requesting party, information for determining the requesting party and the requested party as the teaching machine or the training machine, and right assignment information of the teaching machine or the training machine; the teaching machine permission scheme comprises the permission for acquiring or selecting input information of the operation units of the training machines, and the permission scheme also comprises the permission for sending the input information of the operation units of the teaching machines to the training machines.
In the above or some embodiments, after determining the authority allocation scheme, the input information of each operation unit on the teaching machine is first recorded into the storage unit, where the input information at least includes operation unit identification information of the operation unit, sequence information of each operation unit, input duration information of each operation unit, and time difference information between each operation unit; the processor unit sends the read input information to the training machine through the communication unit, records the input information by a memory of the training machine, and decodes and plays the input information by the audio circuit of the training machine in real time; when the training machine is used for follow-up learning or training, the training machine processor reads recorded input information of the teaching machine, wherein the input information comprises identification information of operation units, sequence information of the operation units, input duration information of the operation units and time difference information among the operation units; the processor sequentially lights the corresponding prompt units of the operation units through the display circuit according to the sequence information of the operation units, determines the lighting time of the corresponding operation units according to the input duration information of the operation units in real time, and determines the display condition of the progress bar display unit according to the time difference information among the operation units in real time, so that the progress bar display unit corresponds to the time difference; when the training machine is used for follow-up learning or training, the input information of each operation unit at the training machine is recorded and stored by the storage unit and is compared and analyzed with the corresponding input information recorded by the teaching machine, the comparison and analysis comprise comparison of input duration information of each operation unit and time difference information among the operation units, the comparison result is displayed on the display unit through the display circuit, and the comparison and analysis result is displayed on the display device of the teaching machine in real time in a communication connection state or the teaching machine can access the comparison and analysis result through the communication unit.
In the above or some embodiments, the teaching machine, when in the teaching state, is configured to have access to a plurality of exercise machines communicatively coupled thereto; the input information of the operation unit of the training machine in the inquired state is read or played in real time, and the input information of the operation unit of the training machine in the unvisited or inquired state is recorded in the storage unit of the teaching machine in real time; when the training machine is switched from a non-accessed state to an accessed state, the input information of the training machine is recorded in real time and played in real time.
In the above or some embodiments, all or part of the housing is provided with a transformation part which can be transformed in the light-transmitting and light-proof states; the conversion part comprises at least two light transmission layers made of light transmission materials and connected with the shell, a liquid crystal film of the whole area of the conversion part is covered between the light transmission layers, and the liquid crystal film is provided with an electrode and a change-over switch which are in conductive connection with an external circuit, so that the conversion of the light-tight and light transmission states is realized through conduction or power failure.
This patent is when specifically using, can master training person's training state in real time by the teaching machine, and the training person can have pertinence to follow the teaching content of practicing the teaching machine when using above-mentioned equipment in addition, and the input information of the input melody information accessible case of teaching machine is quantitative to be taken notes, carries out visual display through the tip unit on class at the training machine in addition, makes things convenient for what the training person can be rapid to have pertinence training, and the training is more pertinence, also can be faster put into training. In addition, in the training process, the vision and the sound of the inside and the outside can be isolated, the mute training can be achieved, and the technical effect of the surrounding environment is not influenced.
Drawings
Fig. 1 is a schematic structural diagram of the main body of the housing of the present invention.
FIG. 2 is a schematic cross-sectional view of the present invention.
Fig. 3 is a schematic structural diagram of a key of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 2.
Fig. 5 is a schematic diagram of the circuit of the present invention.
Detailed Description
The following detailed description is made with reference to the accompanying drawings.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Those of ordinary skill in the art will recognize that the directional terms "upper," "lower," "outer," "inner," etc., are used in a descriptive sense with respect to the figures and are not intended to limit the scope of the claims.
The electronic equipment comprises hardware components and circuit components, wherein the hardware components form a use space of a user and an implementation space and an implementation basis of each circuit component. Electronic equipment accessible communication unit 204 in this scheme carries out intercommunication, and this communication unit 204 can use the various communication modules that accord with current communication protocol, including bluetooth communication module, WIFI communication module, 4G/5G communication module, wired internet module etc.. The electronic devices are respectively corresponding to unique identification information, and the unique identification information is used as a basis for mutual identification and distinction in communication between the electronic devices.
The hardware components, including the training room 100, the training room 100 includes a shell 101 structure made of sound insulation material and provided with an openable and closable access port, in the embodiment shown in the figure, the training room 100 is a cylindrical tubular structure with a top 106 and a base 107, although the above structure is not the only limitation to the training room 100, and the shape and structure of the training room 100 can be freely selected according to the actual application. In this embodiment, the base 107 of the training room 100 is used to fix the middle cylinder 112 and form a stable fit with the ground, specifically, the middle cylinder 112 is connected by a method including but not limited to bonding or screw connection, of course, the base 107 is provided with connecting feet to fit with the ground or the base 107 is made of a material with a relatively high density to form a relatively heavy weight.
In the above or the above embodiment, the top portion 106 includes the rail portion 108 covering the middle cylinder 112, and further includes a noise elimination device located in the rail portion 108, where the noise elimination device includes a flange fixedly connected to the edge of the rail portion 108, and a transition portion 109 having an annular structure, where the transition portion 109 is made of a rigid material, a cushion layer 110 made of noise elimination cotton and corresponding to the annular size of the transition ring is disposed on the upper end surface of the transition ring, a plurality of resonance plates disposed at intervals are formed in the middle of the transition portion 109, the thickness of the resonance plates is 0.5-1mm, the surface of the resonance plates is provided with micro-pore structures arranged in an array, and the diameter of each micro-pore is 0.2-0.5 mm; on the other hand, the resonance plate plays a role in ventilation, an exhaust fan is further arranged above the fence part 108, and the exhaust fan 111 is located at the upper end of the shell 101.
In the above embodiment, the middle cylinder 112 includes the euphotic layer 113 made of high strength glass or other transparent materials of inner and outer two-layer, still include the liquid crystal film 114 that is located between the inner and outer layers wherein the liquid crystal film 114 covers the structure of whole middle cylinder 112, simultaneously liquid crystal film 114 and inlayer, can also set up the doubling layer 115 between the skin, promote the effect of shock resistance and silence of middle cylinder 112 through setting up the doubling layer 115, simultaneously liquid crystal film 114 is connected with conductive circuit, and set up control switch, the realization can be changed under the state of printing opacity and light, so that the formation in the time of training is visual independent space, be convenient for relax the mood, more be favorable to reaching the training effect.
In the above embodiment, the middle cylinder 112 is further provided with a movable door 116 for user to enter, the upper and lower ends of the movable door 116 are formed with the base 107 and the top 106 by sliding rails to be relatively slidable, and the movable door 116 may also adopt the same structure as the middle cylinder 112.
The middle cylinder 112 of the structure can realize double isolation of sound and vision when in use, and does not need to worry about disturbance to neighbors or other people when in training by using the device.
In the above or some other embodiments, the inside of the middle cylinder 112 of the casing 101 is provided with an annular platform 102 for arranging signal input means, the annular platform 102 is provided with an operation unit 103 corresponding to a standard piano keyboard for simulating the input of the piano keyboard, and the operation unit 103 corresponds to the standard sound of the piano keys, which is stored in the memory in the form of digital signals. When the operation units 103 are mounted, the appearance and size of each operation unit 103 are the same as those of piano keys, and in order to record and collect information of each key during operation, an acceleration sensor 207 and a micro switch 208 for sensing key input time information are fixedly connected to the front end of each operation unit 103, and the duration of the operation unit 103 is measured by the on time of the micro switch.
In the above embodiment, the prompt unit 104 is further included, in this embodiment, the prompt unit 104 includes the operation unit 103 for indicating that input is to be performed, and further includes the progress bar prompt unit 105 for prompting interval time information, where the display unit 201 realizes prompting through light. In order to avoid influencing an operator when the light is emitted, the intensity of the light in the scheme is only enough to distinguish the peripheral colors. Specifically, each prompting unit 104 is respectively opposite to the operating units 103 one by one and located in a vertical plane, each prompting unit 104 is set to be the same color as the operating units 103 in appearance, each operating unit 103 comprises a base body fixedly connected with the inner wall of the shell 101, micro LED beads are embedded in the base body, light paths extending to the edges of the corresponding operating units 103 are arranged at the positions of the light sources facing the LED beads 117, the light paths are made of light guide plates 118, the light guide plates extend to the positions of the LED beads along the edges of the operating units 103, and a structure for prompting a user is formed by a structure with a bright edge line at the edge of each light guide plate.
In the above embodiment, the progress bar indicating unit 105 also adopts a light guide plate, and the edge of the light guide plate is used to implement the structure corresponding to the peripheral color.
In the use of the above embodiment, the prompt unit 104 may be lighted up simultaneously with the edge of the operation unit 103, and the prompt unit 104 is used to display the song name corresponding to the operation unit 103, so as to deepen the song name memory and the corresponding relationship in the above process.
In order to further control the display effect of the light-emitting device, the surface of the light-emitting device is coated with a paint layer 119 which is the same as the real piano key, and the paint layer 119 is of a semitransparent structure.
The display unit 201, the display unit 201 may be a display module including a display, such as a liquid crystal display bottle, an LED display screen, or a flexible display screen. The display of the display unit 201 is fixedly or movably mounted at the inner side of the middle cylinder 112, the display unit 201 is in communication and electrical connection with the processor through a display circuit, and the display unit 201 is used for displaying the content of the training information and analyzing and comparing the training results so as to indicate the difference of the trainees.
The playback unit 202, the playback unit 202 includes the loudspeakers located at both ends of the annular platform 102 and the loudspeaker shell 101, the loudspeakers and the annular platform 102 form an integrated structure, the playback unit 202 also includes the audio processing circuit, including the audio processing chip used for decoding or encoding the audio signal, the standard tone that each operation unit 103 corresponds is stored in the memory cell with the digital signal, carry out single or multiple instruction sets by the processor and decode by the audio processing chip and form the audio signal that can be played, the above-mentioned audio signal forms the analog signal that can be played by the loudspeakers through the digital-to-analog conversion circuit. The playing unit 202 and the processor may be connected wirelessly or by wire, including but not limited to accessing to a communication bus or a WIFI module, a bluetooth module, etc. through an interface.
The memory unit 203, which may be a memory selected from a hard disk, a memory card, a ROM memory bank, and other storage media, may be a main memory and a secondary memory, respectively, where the main memory is used for storing instruction sets for controlling the units and the operation of the electronic device, and the secondary memory is used for storing the corresponding identification information of each operation unit 103 and the corresponding standard tone information of each operation unit 103. In order to reduce the processing time of the main processor and realize better data communication, the auxiliary processor can be further included for reading and processing the data in the auxiliary memory.
When the electronic equipment is used, firstly, when one of the electronic equipment sends a request data packet to another one or more electronic equipment through the communication unit 204, the information of the request data packet comprises the unique identification information of the electronic equipment of a requesting party, the information of determining the requesting party and a requested party as a teaching machine or a training machine, and the authority distribution information of the teaching machine or the training machine; the teaching machine permission scheme comprises the permission of obtaining or selecting information input by the operation unit 103 of each training machine, and the permission scheme also comprises the permission of sending the information input by the operation unit 103 of the teaching machine to each training machine. And when the other electronic equipment receives the data packet, the identity information of the opposite equipment is determined according to the information contained in the data packet, and meanwhile, the authority distribution mode of the data sending party and the receiving party is determined according to the authority distribution information, wherein the authority is classified into the authority of a training machine and the authority of a teaching machine.
After determining the authority distribution scheme, firstly recording input information of each operation unit 103 on the teaching machine to a storage unit, wherein the input information at least comprises identification information of the operation units 103, sequence information of each operation unit 103, input duration information of each operation unit 103 and time difference information between each operation unit 103; the processor unit 205 sends the read input information to the training machine through the communication unit 204, records the input information by a memory of the training machine, and decodes and plays the input information by an audio circuit of the training machine in real time; when the training machine is used for follow-up study or training, the processor of the training machine reads recorded input information of the teaching machine, wherein the input information comprises identification information of the operation units 103, sequence information of the operation units 103, input duration information of the operation units 103 and time difference information between the operation units 103; the processor sequentially lights the prompting units 104 corresponding to the operation units 103 according to the sequence information of the operation units 103 through the display circuit, determines the lighting time of the corresponding operation units 103 according to the input duration information of the operation units 103 in real time, and determines the display condition of the progress bar display unit 201 according to the time difference information among the operation units 103 in real time, so that the progress bar display unit 201 corresponds to the time difference; when the training machine is used for follow-up learning or training, the input information of each operation unit 103 at the training machine is recorded and stored by the storage unit and is compared and analyzed with the corresponding input information recorded by the teaching machine, the comparison and analysis comprises comparison of input duration information of each operation unit 103 and time difference information between each operation unit 103, the comparison result is displayed on the display unit 201 through the display circuit, and the comparison and analysis result is displayed on a display device of the teaching machine in real time in a communication connection state or the teaching machine can access the comparison and analysis result through the communication unit.
Certainly, when the teaching machine is in a teaching state, the teaching machine is configured to be capable of inquiring and accessing a plurality of training machines in communication connection with the teaching machine; wherein the input information of the operation unit 103 of the training machine in the inquired state is read or played in real time, and the input information of the operation unit 103 of the training machine in the unverified or inquired state is recorded in the storage unit of the teaching machine in real time; when the training machine is switched from a non-accessed state to an accessed state, the input information of the training machine is recorded in real time and played in real time.
Claims (6)
1. A solfeggio training device for basic music teaching comprises an electronic device which can be in communication connection through a communication unit (204) and corresponds to unique identification information; the electronic equipment is in communication connection through a communication unit (204), and the unique identification information is used as identification information of each electronic equipment;
the electronic equipment comprises a training room (100) which is configured to isolate a trainer from an external space and is separated from the external space by a shell (101) and a control circuit (200), wherein the training room (100) comprises a structure which is made of sound insulation materials and is provided with an openable and closable inlet, and a signal input device which is configured to convert the training action of the trainer into an electric signal is arranged in the shell (101);
the signal input device is configured to comprise a plurality of operation units (103) simulating real input devices of musical instruments, each operation unit (103) corresponds to the standard sound of the real musical instrument operation unit (103), and each operation unit (103) corresponds to unique sound information and operation unit (103) identification information;
the device also comprises a prompting unit (104) which is uniquely corresponding to the operating unit (103), wherein the prompting unit (104) is used for prompting the corresponding operating unit (103) and the beat information according to the operating unit (103) and the beat information which are input by the electronic equipment which is in communication connection under the processing of one or more instruction sets, and forming a signal for prompting the trainer to input on the surface of the operating unit (103);
the training device also comprises a display unit (201) for displaying training information and training result information;
the system also comprises a playing unit (202) used for decoding and converting the sound digital information into sound;
the electronic equipment further comprises a memory unit (203) for storing unique identification information for the electronic equipment, sound information corresponding to each operation unit (103), identification information and single and multiple instruction set information;
the communication unit (204) is used for realizing communication connection between the electronic equipment;
the processor unit (205) is in communication connection with the memory unit (203), the communication unit (204) and the power supply unit (206);
the power supply unit (206) is used for supplying power to the processor unit (205), the memory unit (203) and the communication unit (204).
2. The solfeggio training device for basic music teaching of claim 1, wherein the housing (101) is provided with an annular platform (102) for arranging signal input device, the annular platform (102) is provided with an operation unit (103) corresponding to a standard piano keyboard for simulating the input of the piano keyboard; the prompting units (104) are arranged on the inner wall of the shell (101) on one side of the operation unit (103), each prompting unit (104) is connected with the corresponding operation unit (103), and the device further comprises a progress bar prompting unit (105) located at the connection part of the prompting unit (104) and the operation unit (103);
the light-emitting devices are fixedly embedded at the corresponding edges of the operation units (103) and the corresponding connection parts of the progress bar prompt units (105), extend to the corresponding prompt units (104), are configured to be provided with semi-transparent shell (101) structures for the same color coating on the surfaces of the operation units (103), and emit prompt information by emitting light when the prompt units (104) work.
3. The device for performing solfei training in basic music teaching according to claim 2, wherein when one of the electronic devices sends a request packet to another one or more electronic devices through the communication unit (204), the information of the request packet includes unique identification information of the electronic device of the requesting party, information for determining the requesting party and the requested party as teaching machines or training machines, and right assignment information of the teaching machines or training machines; the teaching machine permission scheme comprises the permission of obtaining or selecting input information of each training machine operation unit (103), and the teaching machine permission scheme further comprises the permission of sending the input information of the teaching machine operation unit (103) to each training machine.
4. The apparatus for performing solfei training in basic orchestral teaching according to claim 3, wherein after the right assignment scheme is determined, input information of each operation unit (103) on the teaching machine is first recorded to the storage unit, the input information including at least identification information of the operation unit (103), sequence information of each operation unit (103), input duration information of each operation unit (103), time difference information between each operation unit (103); the processor unit (205) sends the read input information to the training machine through the communication unit (204), records the input information by a memory of the training machine, and decodes and plays the input information by an audio circuit of the training machine in real time; when the training machine is used for follow-up study or training, the processor of the training machine reads recorded input information of the teaching machine, wherein the input information comprises identification information of the operation units (103), sequence information of the operation units (103), input duration information of the operation units (103) and time difference information between the operation units (103); the processor sequentially lights the prompting units (104) corresponding to the corresponding operation units (103) according to the sequence information of the operation units (103) through the display circuit, determines the lighting time of the corresponding operation units (103) according to the input duration information of the operation units (103), and determines the display condition of the progress bar display unit (201) according to the time difference information among the operation units (103) in real time, so that the progress bar display unit (201) corresponds to the time difference; when the training machine is used for follow-up learning or training, the input information of each operation unit (103) at the training machine is recorded and stored by the storage unit and is compared and analyzed with the corresponding input information recorded by the teaching machine, the comparison and analysis comprises comparison of input duration information of each operation unit (103) and time difference information between the operation units (103), the comparison result is displayed on the display unit (201) through the display circuit, and the comparison and analysis result is displayed on a display device of the teaching machine in real time in a communication connection state or the teaching machine can access the comparison and analysis result through the communication unit.
5. A solfeggar training apparatus for use in basic music teaching as claimed in claim 4 wherein the teaching machine, when in a teaching state, is configured to have access to a plurality of training machines communicatively connected thereto; wherein the input information of the operation unit (103) of the training machine in the inquired state is read or played in real time, and the input information of the operation unit (103) of the training machine in the unverified or inquired state is recorded in the storage unit of the teaching machine in real time; when the training machine is switched from a non-accessed state to an accessed state, the input information of the training machine is recorded in real time and played in real time.
6. A solfei-practicer training device for use in basic lecology teaching according to any one of claims 1-5, wherein all or part of the housing (101) is provided with a converting portion that is switchable between a light-transmissive and a light-opaque state; the conversion part comprises at least two light-transmitting layers (113) made of light-transmitting materials and connected with the shell (101), a liquid crystal film (114) covering the whole area of the conversion part is arranged between the light-transmitting layers (113), and the liquid crystal film (114) is provided with electrodes and a change-over switch which are in conductive connection with an external circuit, so that the conversion of the light-tight state and the light-transmitting state is realized through conduction or power failure.
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| CN202011514689.1A CN112652209A (en) | 2020-12-21 | 2020-12-21 | A solfeggio trainer that is arranged in basic music branch of academic or vocational study teaching |
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| CN202011514689.1A CN112652209A (en) | 2020-12-21 | 2020-12-21 | A solfeggio trainer that is arranged in basic music branch of academic or vocational study teaching |
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| CN105243920A (en) * | 2015-10-30 | 2016-01-13 | 广州乐弥信息科技有限公司 | Keyboard musical instrument playing guidance system and teaching method |
| 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 |
| CN108266002A (en) * | 2016-12-30 | 2018-07-10 | 鞍山师范学院 | A kind of family's vocal music practice room |
| CN108961919A (en) * | 2018-07-27 | 2018-12-07 | 山西师范大学 | A kind of piano playing teaching auxiliary device |
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