CN202331881U

CN202331881U - Vocal music contrastive teaching system

Info

Publication number: CN202331881U
Application number: CN2011204942992U
Authority: CN
Inventors: 石大勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-11-30
Filing date: 2011-11-30
Publication date: 2012-07-11
Anticipated expiration: 2021-11-30

Abstract

The utility model relates to the field of vocal music teaching and in particular relates to a vocal music contrastive teaching system which has the advantages of simple structure, convenience for use, strong practical applicability and comprehensive functions. The vocal music contrastive teaching system comprises an audio input device (1), a contrast processing system and an output device (2), wherein the contrast processing system comprises an audio processing output circuit (3) for processing an input audio signal, a standard audio output circuit (4) for storing an output audio signal, and an audio contrast output circuit (5) which is connected with the audio processing output circuit (3) and the standard audio output circuit (4) and is used for carrying out audio signal comparison; the audio input device (1) is respectively connected with the audio processing output circuit (3) and the input end (6) of the standard audio output circuit (4); and the output device (2) is respectively connected with the audio processing output circuit (3), the standard audio output circuit (4) and the output end (7) of the audio contrast output circuit (5).

Description

Vocal music contrast teaching system

Technical field

The utility model relates to the musicology teaching field, is specially a kind of vocal music contrast teaching system.

Background technology

Vocal music occupies considerable position in whole music education, be that the mankind give expression to one's sentiment the most directly and the most general mode because sing.In the music education specialty of current regular higher educational institutions, the vocal music class is a core curriculum, and what the major field no matter student majors in is, all will offer the vocal music basic course.

Vocal music; Also the title art is sung, and is that the language (singing language) of application artization combines with scientific singing voice (art voice), moulds distinct lively; Melodized sense of hearing image; Be song, show the melody tone (music vocabulary) of the condensed lyrics of meaning of one's words height (poem or speech) and typification, emotional culture thus, so as to a music performance art of expressing thoughts and feelings and carrying out two degree creation.In brief, vocal music is the music vocal music that has language of singing out with voice, refers to that just it comprises with the musical form of voice performance: bel canto, national singing style and popular singing style, the ecosystem singing style has appearred again in China now.Can know from the definition of vocal music, learn vocal music well, must possess certain condition, promptly have good music quality, grasp corresponding music foundation knowledge and skills, good voice condition is arranged.When after possessing these conditions, beginning to study vocal music, again often from the study of vocal music basic theoretical knowledge with sing that study two aspects of skill technique begin.

Musicology teaching is a complicated system engineering, and is single with regard to pronounciation training, let the student send correct sound, will guide them to accomplish the accurate cooperation of tens muscle, repeatedly add exercise.Therefore, when studying vocal music, particularly begin to learn the stage; Except looking for veteran vocal music teacher to instruct; According to the exercise of teacher's method, and tell teacher the cognition in own exercise the, difficulty, results, sensation etc. faithfully, so that teacher is according to your personal touch; Teach outside student's accuracy height, the fast exercising method that produces effects, also need oneself to strengthen exercise at ordinary times.But in the face of complicated teaching present situation; Most vocal music teacher professor's student is more and more; Teach vocal music in limited instructional blocks of time, for different students, the exercise accuracy in pitch just has sense unable to do what one wishes, that things turn out contrary to one's wishes unavoidably; And the student often can not easily and effectively pronunciation and RP with oneself compare study when teaching finishes back exercise vocal music, accuracy in pitch.

Summary of the invention

The purpose of the utility model is in order to provide a kind of easy to use, and processing ease is effective, practical, the vocal music contrast teaching system of complete function.

The utility model vocal music contrast teaching system; Comprise voice input device 1; Contrast processing system and output unit 2 is characterized in that, described contrast processing system comprises the Audio Processing output circuit 3 that is used to handle input audio signal; Be used to store the standard audio output circuit 4 of outputting standard sound signal, be used to the audio frequency contrast output circuit 5 that connects Audio Processing output circuit 3 and standard audio output circuit 4 and carry out the sound signal contrast; Described voice input device 1 is connected with the input end 6 of Audio Processing output circuit 3, standard audio output circuit 4 respectively; Described output unit 2 is connected with the output terminal 7 of Audio Processing output circuit 3, standard audio output circuit 4, audio frequency contrast output circuit 5 respectively.

Further, described Audio Processing output circuit 3 comprises and being connected in turn between input end 6a and the output terminal 7a, is used to handle the audio defeat circuit 301 that filters noise and is used to adjust the go forward side by side rectifying output circuit 302 of line output of processing audio.

Further; Described standard audio signal output apparatus 4 comprises and being connected in turn between input end 6b and the output terminal 7b; Be used for the selection regulation and control module 402 of conversion and control standard audio signal, be used to adjust the standard audio signal and carry out the amplification rectification output module 403 that processing and amplifying is exported then; Select to be connected with the reservoir 401 that is used for the storage standards sound signal on the regulation and control module 402.

Further, setting is connected with the standard audio output module 404 that is used for the outputting standard audio frequency between described selection regulation and control module 402 and the amplification rectification output module 403.

Further, described voice input device 1 comprises microphone 101 and usb 1 02; Microphone 101 is through input end 6a accessing to audio Dolby circuit 301; Described USB interface is arranged on through input end 6b and selects on the regulation and control module 402.

Further, described audio frequency contrast output circuit 5 comprises the compared with control unit 501 that is used to contrast two audio frequency and produces the level signal that matches, and is used for the level signal that matches is amplified the signal output module 502 of output; The input port of compared with control unit 501 is connected to the delivery outlet of rectification output module 302 and selects regulation and control module 402 and amplify between the rectification output module 403 its delivery outlet connection signal output module 502.

Further again, be provided with the maintenance amplifying circuit 503 that is used for the signal amplification between described compared with control unit 501 and the rectification output module 302.

Further again, described output unit 2 comprises display 201 and loudspeaker 202; Described display 201 is connected with rectification output module 302, amplification rectification output module 403, signal output apparatus 502 respectively through

output terminal

7a, 7b, 7c; Described loudspeaker 202 is connected with standard audio output module 404 through output terminal 7d.

The utility model vocal music contrast teaching system has realized the contrast of input audio frequency and standard audio through simple circuit, and completion need not artificial guidance again to the comparison and the rectification of sounding, and the error that has produced because of the people when having avoided artificially instructing; Utilize voice input device 1 sound import, through Audio Processing output circuit 3 sound is exported with waveform or column, and be presented on the output unit 2; Utilize standard audio output circuit 4 that standard audio is exported with waveform or column equally, both differences can be significantly seen in being presented on the output unit 2 of contrast; And utilize audio frequency contrast output circuit 5 to accomplish the contrast of input audio frequency and standard audio, and obtain both goodnesses of fit, be presented on the output unit 2 with the form of numeral, can draw both gaps clearly, ten minutes helps the teaching of vocal music; Its beneficial effect is, and is reasonable in design, simple in structure, with strong points, saves the labour, with low cost, powerful.

Description of drawings

Accompanying drawing is the structural representation block diagram of the utility model

Among the figure: voice input device 1; Output unit 2; Audio Processing output circuit 3; Standard audio output circuit 4; Audio frequency contrast output circuit 5; Input end 6 (6a; 6b); Output terminal 7 (7a; 7b; 7c; 7d;); Microphone 101; Usb 1 02; Display 201; Loudspeaker 202; Audio defeat circuit 301; Rectifying output circuit 302; Reservoir 401; Select regulation and control module 402; Amplify rectification output module 403; Standard audio output module 404; Compared with control unit 501; Signal output module 502; Keep amplifying circuit 503

Embodiment

Instance 1

The utility model vocal music contrast teaching system; Shown in accompanying drawing; Comprise the voice input device of forming by microphone 101 1, by the Audio Processing output circuit 3 that is used to handle input audio signal, be used to store the standard audio output circuit 4 of outputting standard sound signal and carry out contrast processing system that the audio frequency contrast output circuit 5 of sound signal contrast forms and the output unit of forming by display 201 2.

Wherein the microphone 101 of voice input device 1 is through input end 6a accessing to audio Dolby circuit 301; Output unit 2 is connected with the output terminal 7 of Audio Processing output circuit 3, standard audio output circuit 4, audio frequency contrast output circuit 5 respectively.Audio Processing output circuit 3 comprises and being connected in turn between input end 6a and the output terminal 7a, is used to handle the audio defeat circuit 301 that filters noise and is used to adjust the go forward side by side rectifying output circuit 302 of line output of processing audio.Standard audio signal output apparatus 4 comprises and being connected in turn between input end 6b and the output terminal 7b; The selection regulation and control module 402 that is used for conversion and control standard audio signal; Be used to adjust the standard audio signal and carry out the amplification rectification output module 403 that processing and amplifying is exported then, select to be connected with the reservoir 401 that is used for the storage standards sound signal on the regulation and control module 402.Audio frequency contrast output circuit 5 comprises the compared with control unit 501 that is used to contrast two audio frequency and produces the level signal that matches; The level signal that is used for matching is amplified the signal output module 502 of output; The input port of compared with control unit 501 is connected to the delivery outlet of rectification output module 302 and amplifies between the rectification output module 403; Its delivery outlet connects signal output module 502, is provided with between compared with control unit 501 and the rectification output module 302 to be used for the maintenance amplifying circuit 503 that signal amplifies; The display 201 of output unit 2 is connected with rectification output module 302, amplification rectification output module 403, signal output apparatus 502 respectively through

output terminal

7a, 7b, 7c.

When using that this use is novel carries out vocality study; Sound is input to audio defeat circuit 301 through microphone 101 to carry out by rectification output module 302 sound signal being input to display 201 after the noise reduction process; And reflect with the form of waveform; Sound signal with output is input in the audio frequency contrast output circuit 5 simultaneously, after keeping amplifying circuit 503 to amplify, is sent to compared with control unit 501; Standard audio is by selection, adjusting and the control of reservoir 401 through selection regulation and control module 402; Amplification through amplifying rectification output module 403 outputs to display 201; The former sound signal form correspondence and that import from microphone 101 with waveform shows synchronously equally, thereby can see each local difference of self sound and standard voice clearly; And also be sent to compared with control unit 501 simultaneously through 402 the standard audio signal of selecting the regulation and control module; With former sound signal contrast; Obtain the signal of both degree of agreements, be input on the display 201 through signal output module 502, the form with numeral or number percent shows simultaneously; Therefore the contrast degree of self sound and standard voice be can see on the whole, further study and raising helped.

Instance 2

The utility model vocal music contrast teaching system, shown in accompanying drawing, its voice input device also comprises usb 1 02, said USB interface is arranged on through input end 6b and selects on the regulation and control module 402; Described in all the other structures such as the instance 1.

When using the utility model to carry out vocality study; Can be connected the memory device that has stored multiple audio file and vocal music course in the described system through usb 1 02; Again through selecting regulation and control module 402 to select; Thereby selection very easily needs the audio file and the vocal music course of exercise, and other method of application are said with instance 1.

Instance 3

The utility model vocal music contrast teaching system; Shown in accompanying drawing; Its standard audio signal output apparatus 4 also comprises the standard audio output module 404 that is used for the outputting standard audio frequency, and said standard audio output module 404 is connected to be selected regulation and control module 402 and amplify between the rectification output module 403 and with compared with control unit 501 to be connected; Output unit 2 also comprises loudspeaker 202, and said loudspeaker 202 is connected with standard audio output module 404 through output terminal 7d: described in all the other structures such as the instance 1.

When using the utility model to carry out vocality study; The learner can hear the sound of standard audio through standard audio output module 404 and loudspeaker 202 with the form of sound; Thereby through constantly and the pronunciation of self to recently practising vocal music, all the other method of application are said with instance 1.

Claims

1. vocal music contrast teaching system; Comprise voice input device (1); Contrast processing system and output unit (2) is characterized in that, described contrast processing system comprises the Audio Processing output circuit (3) that is used to handle input audio signal; Be used to store the standard audio output circuit (4) of outputting standard sound signal, the audio frequency contrast output circuit (5) that is used to connect Audio Processing output circuit (3) and standard audio output circuit (4) and carries out the sound signal contrast; Described voice input device (1) is connected with the input end (6) of Audio Processing output circuit (3), standard audio output circuit (4) respectively; Described output unit (2) is connected with the output terminal (7) of Audio Processing output circuit (3), standard audio output circuit (4), audio frequency contrast output circuit (5) respectively.

2. vocal music contrast teaching as claimed in claim 1 system; It is characterized in that; Described Audio Processing output circuit (3) comprises and being connected in turn between input end (6a) and the output terminal (7a), is used to handle the audio defeat circuit (301) that filters noise and is used to adjust the go forward side by side rectifying output circuit (302) of line output of processing audio.

3. vocal music contrast teaching as claimed in claim 2 system; It is characterized in that; Described standard audio signal output apparatus (4) comprises and being connected in turn between input end (6b) and the output terminal (7b); Be used for the selection regulation and control module (402) of conversion and control standard audio signal, be used to adjust the standard audio signal and carry out the amplification rectification output module (403) that processing and amplifying is exported then; Select to be connected with the reservoir (401) that is used for the storage standards sound signal on the regulation and control modules (402).

4. vocal music contrast teaching as claimed in claim 3 system is characterized in that, described selection regulation and control module (402) with amplify that setting is connected with the standard audio output module (404) that is used for the outputting standard audio frequency between the rectification output module (403).

5. vocal music contrast teaching as claimed in claim 3 system is characterized in that described voice input device (1) comprises microphone (101) and USB interface (102); Microphone (101) is through input end (6a) accessing to audio Dolby circuit (301); Described USB interface is arranged on through input end (6b) and selects on the regulation and control modules (402).

6. vocal music contrast teaching as claimed in claim 4 system; It is characterized in that; Described audio frequency contrast output circuit (5) comprises the compared with control unit (501) that is used to contrast two audio frequency and produces the level signal that matches, and is used for the level signal that matches is amplified the signal output module (502) of output; The input port of compared with control unit (501) is connected to the delivery outlet of rectification output module (302) and selects regulation and control module (402) and amplify between the rectification output module (403) its delivery outlet connection signal output module (502).

7. vocal music contrast teaching as claimed in claim 6 system is characterized in that, is provided with between described compared with control unit (501) and the rectification output module (302) to be used for the maintenance amplifying circuit (503) that signal amplifies.

8. vocal music contrast teaching as claimed in claim 6 system is characterized in that described output unit (2) comprises display (201) and loudspeaker (202); Described display (201) is connected with rectification output module (302), amplification rectification output module (403), signal output apparatus (502) respectively through output terminal (7a, 7b, 7c); Described loudspeaker (202) is connected with standard audio output module (404) through output terminal (7d).