CN101853650B - Music processing and output system and method thereof - Google Patents
Music processing and output system and method thereof Download PDFInfo
- Publication number
- CN101853650B CN101853650B CN2009100813735A CN200910081373A CN101853650B CN 101853650 B CN101853650 B CN 101853650B CN 2009100813735 A CN2009100813735 A CN 2009100813735A CN 200910081373 A CN200910081373 A CN 200910081373A CN 101853650 B CN101853650 B CN 101853650B
- Authority
- CN
- China
- Prior art keywords
- music
- signal
- sound
- output
- music signal
- 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.)
- Expired - Fee Related
Links
- 238000012545 processing Methods 0.000 title claims abstract description 86
- 238000000034 method Methods 0.000 title claims abstract description 74
- 238000004891 communication Methods 0.000 claims abstract description 54
- 238000011156 evaluation Methods 0.000 claims abstract description 25
- 230000008569 process Effects 0.000 claims abstract description 21
- 239000000523 sample Substances 0.000 claims description 26
- 238000001914 filtration Methods 0.000 claims description 21
- 230000005236 sound signal Effects 0.000 claims description 12
- 230000003321 amplification Effects 0.000 claims description 10
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 9
- 230000009897 systematic effect Effects 0.000 claims description 9
- 230000033764 rhythmic process Effects 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 230000002452 interceptive effect Effects 0.000 claims description 4
- 238000004148 unit process Methods 0.000 claims description 3
- 239000011295 pitch Substances 0.000 abstract 3
- 238000012549 training Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 11
- 230000001755 vocal effect Effects 0.000 description 7
- 230000006870 function Effects 0.000 description 6
- 238000005259 measurement Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 241001342895 Chorus Species 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- HAORKNGNJCEJBX-UHFFFAOYSA-N cyprodinil Chemical compound N=1C(C)=CC(C2CC2)=NC=1NC1=CC=CC=C1 HAORKNGNJCEJBX-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007726 management method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000012937 correction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Images
Landscapes
- Electrophonic Musical Instruments (AREA)
Abstract
The invention belongs to an electronic measuring system and an electronic measuring method for acquiring and processing music signals in the fields of music teaching and entertainment, and particularly relates to a system and a method for acquiring, converting, measuring and outputting music pitches. A music processing and output system comprises a music signal acquisition processor, a communication module and a storage module. The system is characterized by also comprising a signal control module, a music signal comparison and evaluation module and an output module. The system can accurately measure and record data of a whole singing process of a user, and contrasts a music score and a piano keyboard on a computer interface to draw a sound-graph curve in a graph mode. The system also can provide various statistical data such as an instantaneous value of a certain point, a pitch average value of a certain time period, a maximum pitch deviation value and the like.
Description
Technical field
The invention belongs in music teaching and entertainment field the electronic measurement system and the method for music signal being carried out acquisition process, relate in particular to and a kind ofly gather, conversion and the system and method exported high with acoustic to the music pitch.
Background technology
Music is as an art discipline, and its teaching process has its singularity.Along with science and technology development; Many modern science and technology constantly are applied to music field; For its composition, performance, music digitalizing processing, multimedia teaching, scientific research or the like field provides new technology, new equipment and new method, make the development of music reach unprecedented height and popularity.Yet to the measurement quick and precisely of music, the demand on handling and exporting is met far away in the prior art, needs constantly to the developing of wider darker field.In the prior art, though a lot of new equipment function is different, music is measured and handled output is most basic part, and the precision of measurement and speed directly influence the performance and the class of equipment.The equipment that has makes some originally good intention not reach the anticipation target because of measuring technique is not good enough, the equipment that has has strengthened trial-produce period and cost of products because of the complicacy exploitation of measuring unit.
More existing dissimilar tone correcting devices and metronome can be assisted the vocal music training in the prior art.Its method is to measure the instantaneous frequency of sound, is converted into the pitch value and shows through pointer, or a certain set period is obtained mean value, provides objective evaluation.These methods can be offered help for teaching, but can not satisfy the further demand of user.For example accuracy in pitch is fine in basic interval mould is sung, and just has error even out of tune when singing different melody.The user hopes that instrument can be reflected in the accuracy in pitch situation in the different melodies, and stable situation in the sound time-continuing process or the like is provided.Put it briefly, the user need a kind of can reflect vocal music dynamically continuously overall process, can be to each detail records and the instrument of reading directly perceived.
The inventor finds through years of researches, can not only reflect the accuracy in pitch that the interval mould is sung like the music signal treating apparatus, can also show the accuracy in pitch of each details in the whole melody performance process, and can further help the problem on the customer analysis vocal technique.Karaoke is amusement equipment very popular and that generally use for another example, but people also hope and can in singing amusement, improve constantly.If the music sound and graph instrument is combined with the function of karaoke equipment; The accuracy in pitch curves overlapped of singing user's reality curve and standard shows; Accuracy in pitch situation, the discovery of from the contrast directly perceived of curve, understanding oneself need improved place, make existing entertainment way bring up to a new class.Therefore research and develop and a kind ofly measure music signal and all be crucial for carrying out degree of depth creation and music teaching the system and method that signal is handled and exported.Simultaneously, also need reach effect and purpose easy to implement as far as possible with simplified equipment.
Summary of the invention
The present invention is in order to solve the problem that exists in the prior art; A kind of music processing and output system and method thereof have been researched and developed; The present invention can accurately measure the overall process data of singing with the recording user white silk, and contrast music score and fingerboard is with the graphics mode sound figure curve that draws on computer interface.System can also provide various statisticss such as the pitch mean value of the instantaneous value of certain point, a certain period, maximum pitch deviate according to demand on this basis.
Technical scheme of the present invention is following,
A kind of music is handled and output system, comprises the music signal Acquisition Processor, communication module, memory module, signal controlling module, music signal comparison evaluation module and output module;
Said music signal Acquisition Processor comprises music signal probe unit and music signal processing unit; Said music signal Acquisition Processor is used for gathering the input music signal, and music signal is carried out data processing;
Said communication module is used for the music signal of said music signal Acquisition Processor collection is imported said memory module and said signal controlling module, and passes to said music signal Acquisition Processor under the steering order of said communication module with said signal controlling module;
Memory module is used for each instruction in the storage system, systematic parameter, music score music signal parameter, detection tone music signal information, user profile etc.;
Said music signal comparison evaluation module is used for music signal and the music score music signal gathered are compared, and music indexs such as pitch, the duration of a sound, rhythm, trill are made comparison result;
Said output module comprises voice output unit and sound figure output unit; Said voice output unit is used to export the music score tone signal or gathers tone signal; Said sound figure output unit will be exported sound figure, and said sound figure comprises music score district and sound figure curve district; Said music score district output music score, said sound figure curve district will export music score standard pronunciation curve and gather the sound curve;
Said signal controlling module sends probe instructions for said music signal Acquisition Processor through said communication module, and the signal after said music signal Acquisition Processor collection music signal also will be handled is through passing said signal controlling module and memory module back on the communication module; Said signal controlling module sends instruction for said music signal comparison evaluation module, and music score music signal in memory module and detection tone music signal are accomplished the music signal comparison; Said signal controlling module is through said output module output sound signal and sound figure.
In order to realize accurately gathering the purpose of music signal, said music signal Acquisition Processor comprises the music signal probe unit, music signal processing unit, music signal storage unit, central signal processing unit;
Said music signal probe unit comprises the voice signal input circuit; Said music signal probe unit is connected with said central signal processing unit through said music signal processing unit; Said music signal probe unit is imported said music signal processing unit according to the instruction that the central signal processing unit sends with the signal of gathering, and music signal is handled;
Said music signal storage unit is connected with said central signal processing unit, is used to store the music signal parameter;
Said central signal processing unit is connected with said communication module, accomplishes the input of data-signal, output; The other end of said communication module is connected with said signal controlling module, carries out exchanges data and obtains power supply;
Said central signal processing unit is controlled said music signal probe unit and is carried out signals collecting, and music signal to be measured is imported said music signal processing unit, and music signal is handled; Said central signal processing unit obtains the parameter that characterizes the music pitch through said communication module, and stores in the said music signal storage unit; The to be measured music signal of said central signal processing unit after with said music signal processing unit processes is through calculating and be converted to the pitch data; And the pitch data that obtain are transferred to said signal controlling module and memory module through said communication module, accomplish gatherer process.
In order to accomplish gatherer process, said music signal processing unit comprises filtering circuit and comparer, and said input is advanced the music signal to be measured of music signal processing unit through filtering circuit, filtering interfering ripple; And will become pulse signal from the analog-signal transitions of filtering circuit output through said comparer, import said central signal processing unit;
Said music signal Acquisition Processor also comprises a signal amplification unit, and said signal amplification unit is connected with filtering circuit, be used for signal is amplified, and the signal after will amplifying is imported said music signal processing unit.
Inner in system architecture; Need each item music parameter of systematic parameter and music score be provided with; Therefore said signal controlling module also comprises a parameter set unit, comprises system parameter setting for example pitch resolution, time shaft length ratio, music score district and sound map-area ratio, musical note, standard pronunciation, loop play control; Be provided with the music score parameter, it comprises between tone mark, speed, broadcast area, main part, and whether broadcast, music score observability, lyrics observability, tone color, singer's sex of each part; And customer parameter, like user's name, singer's sex, descant, double bass.And each association that will be provided with deposits in the memory module.
The present invention is in order to realize real-time outputting music result, and the sound figure output unit in the said output module comprises output in the sound figure in music score district and sound figure curve district;
Said music score district comprises music score, lyrics display unit, and it adopts numbered musical notation or staff mode to show all or part of music score and the lyrics;
Said sound figure curve district comprises music score standard signal display unit and gathers the music signal display unit; Said music score standard signal display unit shows with the pitch bar pitch and the duration of main each note of part, and shows main part range scope in sound figure curve district; Said collection music signal display unit will show in sound figure curve district according to parameter setting and melody playing progress rate through the collection music pitch data-signal that said communication module is uploaded.
In the application of reality, said communication module adopts USB PORT COM circuit.
The present invention also comprises a kind of music processing and output intent, and said method comprises music signal acquisition process step, communication step, storing step, signal controlling step, music signal comparison evaluation procedure and output step;
Said music signal acquisition process step is used for gathering the input music signal, and music signal is carried out data processing;
Said communication step is used in the music signal input memory module and signal controlling processing module with said music signal acquisition process step, and said communication step is with passing to said music signal Acquisition Processor under the signal controlling instruction;
Said storing step is used for each instruction in the storage system, systematic parameter, music score music signal parameter, detection tone music signal information, user profile etc.;
Said music signal comparison evaluation procedure is used for music signal and the music score standard pronunciation music signal gathered are compared, and music indexs such as pitch, the duration of a sound, rhythm, trill are made comparison result;
Said output step is used for output sound signal and sound figure; Said output sound signal is used to export the music score tone signal or gathers tone signal; Said output sound figure is that output comprises music score district and sound figure curve district image; Said sound figure curve district will export music score standard pronunciation curve and gather the music curve;
Said signal controlling step is used for sending probe instructions to said music signal Acquisition Processor, and the signal after said music signal Acquisition Processor collection music signal also will be handled is through passing said signal controlling module and memory module back on the communication step;
Said signal controlling step also is used to control said music signal comparison evaluation module, sends instruction for said music signal comparison evaluation module, and music score music signal in memory module and collection music signal are accomplished the music signal comparison;
Also comprise in the said signal controlling step and send steering order, through said output module output sound signal and sound figure to output module.
Also comprise a parameter setting up procedure in said signal controlling step, it comprises that system parameter setting step and music score parameter are provided with step;
Said system parameter setting step is to pitch resolution, time shaft length ratio, music score district and sound map-area ratio, musical note, standard pronunciation, loop play control procedure;
The setting of said music score parameter be between tone mark, speed, broadcast area, main part, and each part broadcast, music score observability, lyrics observability, tone color and customer parameter is controlled and setting up procedure;
And each association that will be provided with deposits in the memory module.
In output procedure, comprise sound figure output procedure in the said output step; Said sound figure output procedure is used for the sound figure output that comprises music score district and sound figure curve district;
Said output music score district step will be for will adopt numbered musical notation or staff mode to show all or part of music score and the lyrics;
Said output sound figure curve district step comprises the music score standard signal and gathers music signal for output; Said output music score standard signal shows with the pitch bar pitch and the duration of main each note of part, and shows main part range scope in sound figure curve district; Said output is gathered music signal the music pitch data-signal of gathering is shown in sound figure curve district according to parameter setting and melody playing progress rate.
The present invention combines fast accurate electronic measurement technique with powerful calculating ability, graphics capability, interface alternation ability, intelligent processing capacity, storage capacity, peripheral hardware expansion capability and the network throughput that computing machine is had; Reach real-time audio measuring speed and precision; Have simultaneously the abundant information that can fully represent sound figure again, realize the various functions of expansion thus.Have that function is strong, applied range, practical, friendly interface, be easy to advantage such as popularization.
The present invention can accurately measure the overall process data of singing with the recording user white silk, and contrast music score and fingerboard is with the graphics mode sound figure curve that draws on computer interface.System can also provide various statisticss such as the pitch mean value of the instantaneous value of certain point, a certain period, maximum pitch deviate according to demand on this basis.Even the people that music foundation is very poor; Also can be clear that the accuracy in pitch and the rhythm situation of whole and details from sound figure curve; Help us to find individual problem and the analysis of law property problem that is easy to ignore; Help the user to train targetedly, also make the user can see the progress of oneself quantitatively, strengthen learning confidence and interest.The advantage of sound figure not only is readability directly perceived, can also observe graphic feature by let us, further analyzes the reason that forms these characteristics according to graphic feature, and range of application is expanded to the field beyond the solfeggio.For example to the understanding and the improvement of vocal technique and breath utilization.Also can carry out the research of some unknown problems relevant by it with pitch.
Description of drawings
Fig. 1 is the structural representation of system of the present invention;
Fig. 2 is the structural representation of music signal Acquisition Processor of the present invention;
Fig. 3 is the structural representation of music signal probe unit in the music signal Acquisition Processor of the present invention
Fig. 4 is the circuit module synoptic diagram of music signal processing unit in the music signal Acquisition Processor of the present invention
Fig. 5 is connected synoptic diagram for music signal storage unit in the music signal Acquisition Processor of the present invention with the central signal processing unit
Fig. 6 connects synoptic diagram for communication module circuit in the music signal Acquisition Processor of the present invention
Fig. 7 is the sound diagram intention of the present invention's output;
Fig. 8 is the inventive method structural representation;
Fig. 9 is a music signal acquisition process procedure chart of the present invention.
Above-mentioned each width of cloth accompanying drawing will combine embodiment explanation
Embodiment
Fig. 1 is the structured flowchart of system of the present invention. as shown in Figure 1; Computing machine of the present invention is connected with the music signal Acquisition Processor through USB interface, by computing machine music signal Acquisition Processor power supply is provided, and assigns fill order; Receive measurement data, storage in computing machine, demonstration and further application.
A kind of music is handled and output system, comprises the music signal Acquisition Processor, communication module, memory module, signal controlling module, music signal comparison evaluation module and output module;
Said music signal Acquisition Processor comprises music signal probe unit and music signal processing unit; Said music signal Acquisition Processor is used for gathering the input music signal, and music signal is carried out data processing;
Said communication module is used for the music signal of said music signal Acquisition Processor collection is imported said memory module and said signal controlling module, and passes to said music signal Acquisition Processor under the steering order of said communication module with said signal controlling module;
Memory module is used for each instruction in the storage system, systematic parameter, music score music signal parameter, detection tone music signal information, user profile etc.;
Said music signal comparison evaluation module is used for music signal and the music score music signal gathered are compared, and music indexs such as pitch, the duration of a sound, rhythm, trill are made comparison result;
Said output module comprises voice output unit and sound figure output unit; Said voice output unit is used to export the music score tone signal or gathers tone signal; Said sound figure output unit will be exported sound figure, and said sound figure comprises music score district and sound figure curve district; Said music score district output music score, said sound figure curve district will export music score standard pronunciation curve and gather the sound curve;
Said signal controlling module sends probe instructions for said music signal Acquisition Processor through said communication module, and the signal after said music signal Acquisition Processor collection music signal also will be handled is through passing said signal controlling module and memory module back on the communication module; Said signal controlling module sends instruction for said music signal comparison evaluation module, and music score music signal in memory module and detection tone music signal are accomplished the music signal comparison; Said signal controlling module is through said output module output sound signal and sound figure.
Inner in system architecture; Need each item music parameter of systematic parameter and music score be provided with; Therefore said signal controlling module also comprises a parameter set unit, comprises system parameter setting for example pitch resolution, time shaft length ratio, music score district and sound map-area ratio, musical note, standard pronunciation, loop play control; Be provided with the music score parameter, it comprises between tone mark, speed, broadcast area, main part, and whether broadcast, music score observability, lyrics observability, tone color, singer's sex of each part; And customer parameter, like user's name, singer's sex, descant, double bass.And each association that will be provided with deposits in the memory module.
In the application of reality, said communication module adopts USB PORT COM circuit.
Wherein, signal controlling module and memory module, communication module, output module, parameter is provided with module, and music signal comparison evaluation module is connected, and the order that receives is communicated to corresponding module after treatment carries out.
Parameter is provided with module and revises parameter, the storehouse that reads and writes data according to being provided with of user, as the exectorial condition of each functional module.
Music score in the output module is play by the broadcast of user command with circulation, lifting/lowering accent, random fashion control melody; Press user-specified parameters such as tone mark, speed; Full part or part part are play melody; And notice statistical appraisal module, carry out broadcasting time statistics, training time statistics and training daily record and generate.Playing melody simultaneously, send real-time measuring command to the vocal music processor through Upper machine communication module.
Sound figure shows the pitch data of uploading from communication module acquisition music signal processor; By order, parameter and the melody playing progress rate curve that in sound figure coordinate system, draws; Can provide the sound diagram data to carry out statistical study, also can deposit sound figure curve and singer's recording in database, reproduce and playback.
The statistical appraisal module can be added up training content, effective training time, broadcast number of times, generates the training daily record by the user and is stored in database; Also can obtain evaluations such as instantaneous pitch value, note mean value, maximum fluctuation value, accuracy in pitch scoring, trill analysis according to the sound diagram data.
Tool model links to each other with DBM with interface management.Way to manage, personalizing parameters in order to generate some hommizations deposit database in, in application, use these information as control mode and parameter.For example generate musical note definition list, metronome definition list, customer parameter table, melody option table, tone color option table etc. at random at random.
Database management module links to each other with order control, parameter setting and each functional module.Management and the use of systematic parameter with personalizing parameters, control mode are provided on the one hand, preserve a large number of users training information on the other hand, for user's statistical study, sum up to study and provide support.
Communication module realizes that computer software provides the former data the order control of vocal music processor and the latter.
Fig. 2 is the structural representation of music signal Acquisition Processor of the present invention.In order to realize accurately gathering the purpose of music signal, said music signal Acquisition Processor comprises the music signal probe unit, music signal processing unit, music signal storage unit, central signal processing unit;
Said music signal probe unit comprises the voice signal input circuit; Said music signal probe unit is connected with said central signal processing unit through said music signal processing unit; Said music signal probe unit is imported said music signal processing unit according to the instruction that the central signal processing unit sends with the signal of gathering, and music signal is handled;
Said music signal storage unit is connected with said central signal processing unit, is used to store the music signal parameter;
Said central signal processing unit is connected with said communication module, accomplishes the input of data-signal, output; The other end of said communication module is connected with said signal controlling module, carries out exchanges data and obtains power supply;
Said central signal processing unit is controlled said music signal probe unit and is carried out signals collecting, and music signal to be measured is imported said music signal processing unit, and music signal is handled; Said central signal processing unit obtains the parameter that characterizes the music pitch through said communication module, and stores in the said music signal storage unit; The to be measured music signal of said central signal processing unit after with said music signal processing unit processes is through calculating and be converted to the pitch data; And the pitch data that obtain are transferred to said signal controlling module and memory module through said communication module, accomplish gatherer process.
In order to accomplish gatherer process, said music signal processing unit comprises filtering circuit and comparator circuit, and said input is advanced the music signal to be measured of music signal processing unit through filtering circuit, filtering interfering ripple; And through said comparator circuit analog-signal transitions is become pulse signal, import said central signal processing unit.Said music signal Acquisition Processor also comprises a signal amplification unit, and said signal amplification unit is connected with filtering circuit, be used for simulating signal is amplified, and the signal after will amplifying is imported said music signal processing unit.
Fig. 3 is the structural representation of music signal probe unit in the music signal Acquisition Processor of the present invention
In order to accomplish the process that music signal is surveyed, comprise the voice signal input circuit, it comprises: acoustic pickup and signal amplification unit.
Acoustic pickup is the high sensitivity electret mike, and model is: C2F9767-o1.And signal amplification unit adopts note amplifier, is general bipolar operational amplifier, adoptable model: LM324 etc.Enlargement factor is looked pick-up sensitivity and is decided, and general desirable about 200.The note amplifier effect is that the voice signal with music is transformed into electric signal.
Fig. 4 is the circuit module synoptic diagram of music signal processing unit in the music signal Acquisition Processor of the present invention
Said music signal processing unit comprises filtering circuit and comparer, and said input is advanced the music signal to be measured of music signal processing unit through filtering circuit, filtering interfering ripple; And will become pulse signal from the analog-signal transitions of filtering circuit output through said comparer, import said central signal processing unit.
The signal amplification unit that said music signal processing unit as shown in Figure 3 comprises, said signal amplification unit is connected with filtering circuit, be used for simulating signal is amplified, and the signal after will amplifying is imported said music signal processing unit.
Said audio frequency low-pass filter adopts eight rank low-pass filter: MAX7400, the clock decision that its low pass bandwidth is provided by the central signal processing unit, and this wave filter can filter the higher hamonic wave and other noises of sound.Schmidt's comparer becomes pulse signal with the analog-signal transitions that wave filter comes out, and under the control of central signal processing unit, deposits the music signal storage unit in.
Fig. 5 is connected synoptic diagram for music signal storage unit in the music signal Acquisition Processor of the present invention with the central signal processing unit
In the application of reality, music signal storage unit and central signal processing unit are included in the single-chip microcomputer.Single-chip microcomputer can adopt general single chips such as AT89C52 or MEGA16.The music signal storage unit can directly be used single-chip microcomputer inner EEPROM and SRAM, is used to store customer parameter and temporarily deposits repeatedly sampled result.The central signal processing unit is the core of this device; It receives from the instruction of host computer and this device all control signals that other modules need is provided; Handle music signal simultaneously, send to host computer through the USB mouth at last and process and display from the music signal storage unit.
Fig. 6 connects synoptic diagram for communication module circuit in the music signal Acquisition Processor of the present invention
Said communication module is made up of USB mouth special chip CH372 and USB mouth, and it is transferred to this device with the steering order of host computer, and the music signal after reception of this device and the processing is sent to host computer.
The present invention can link to each other with main equipments such as computing machine, teaching equipment, amusement equipment through the USB interface of standard, realizes the transmitted in both directions of data.The note height measuring instrument is accepted instruction and the parameter that main equipment sends through the USB communication unit, carries out music by the main equipment requirement and measures, and measurement result is returned to main equipment, supplies further statistical study to show with drawing.
Fig. 7 is the sound diagram intention of the present invention's output; The present invention is in order to realize real-time outputting music result, and the sound figure output unit in the said output module comprises output in the sound figure in music score district and sound figure curve district;
Said music score district comprises music score, lyrics display unit, and it adopts numbered musical notation or staff mode to show all or part of music score and the lyrics;
Said sound figure curve district comprises music score standard signal display unit and gathers the music signal display unit; Said music score standard signal display unit shows with the pitch bar pitch and the duration of main each note of part, and shows main part range scope in sound figure curve district; Said collection music signal display unit will show in sound figure curve district according to parameter setting and melody playing progress rate through the collection music pitch data-signal that said communication module is uploaded.
Be menu area above the interface, the centre is the music score district, and the below is the sound map-area.User's operation realizes through menu area.Music score district demonstration numbered musical notation or staff, the lyrics.The sound map-area shows fingerboard and the two-dimensional coordinate system of pitch～time, and pitch coordinate line that in coordinate system, draws corresponding with keyboard and trifle duration coordinate line are further by draw standard pitch bar and survey sound figure curve of music score master part.
Fig. 8 is the inventive method process flow diagram.A kind of music is handled and output intent, and said method comprises music signal acquisition process step, communication step, storing step, signal controlling step, music signal comparison evaluation procedure and output step;
Said music signal acquisition process step is used for gathering the input music signal, and music signal is carried out data processing;
Said communication step is used in the music signal input memory module and signal controlling processing module with said music signal acquisition process step, and said communication step is with passing to said music signal Acquisition Processor under the signal controlling instruction;
Said storing step is used for each instruction in the storage system, systematic parameter, music score music signal parameter, detection tone music signal information, user profile etc.;
Said music signal comparison evaluation procedure is used for music signal and the music score standard pronunciation music signal gathered are compared, and music indexs such as pitch, the duration of a sound, rhythm, trill are made comparison result;
Said output step is used for output sound signal and sound figure; Said output sound signal is used to export the music score tone signal or gathers tone signal; Said output sound figure is that output comprises music score district and sound figure curve district image; Said sound figure curve district will export music score standard pronunciation curve and gather the music curve;
Said signal controlling step is used for sending probe instructions to said music signal Acquisition Processor, and the signal after said music signal Acquisition Processor collection music signal also will be handled is through passing said signal controlling module and memory module back on the communication step;
Said signal controlling step also is used to control said music signal comparison evaluation module, sends instruction for said music signal comparison evaluation module, and music score music signal in memory module and collection music signal are accomplished the music signal comparison;
Also comprise in the said signal controlling step and send steering order, through said output module output sound signal and sound figure to output module.
Also comprise a parameter setting up procedure in said signal controlling step, it comprises system parameter setting for example pitch resolution, time shaft length ratio, music score district and sound map-area ratio, musical note, standard pronunciation, loop play control; Be provided with the music score parameter, it comprises between tone mark, speed, broadcast area, main part, and whether broadcast, music score observability, lyrics observability, tone color, singer's sex of each part; And customer parameter, like user's name, singer's sex, descant, double bass.And each association that will be provided with deposits in the memory module.
In output procedure, comprise sound figure output procedure in the said output step; Said sound figure output procedure is used for the sound figure output that comprises music score district and sound figure curve district;
Said output music score district will be for will adopt numbered musical notation or staff mode to show all or part of music score and the lyrics;
Said output sound figure curve district comprises the music score standard signal and gathers music signal for output; Said output music score standard signal shows with the pitch bar pitch and the duration of main each note of part, and shows main part range scope in sound figure curve district; Said output is gathered music signal the music pitch data-signal of gathering is shown in sound figure curve district according to parameter setting and melody playing progress rate.
Fig. 9 is a music signal acquisition process procedure chart of the present invention
Like Fig. 2-shown in Figure 6, the music signal Acquisition Processor, audio frequency input circuit, filtering circuit, comparator circuit and CPU are connected in series, and CPU is connected with the EEPROM unit, is connected with the USB communicating circuit.And obtain power supply from computing machine through the USB mouth.
After the music signal Acquisition Processor receives the work order of computing machine; Start metering circuit; Carry out the processing of vocal signal through audio frequency input circuit, filtering circuit, comparator circuit; In CPU sampling, step-by-step counting, cycle conversion, the conversion of pitch unit, the pitch data are sent to host computer through the USB communicating circuit.
The present invention can assist singer's training in the following areas:
1. Listening Training: utilize random play features of the present invention and customer parameter table, melody option table, tone color option table at random at random, carry out the mould of single-tone and interval and sing.Help the singer to overcome because the hearing illusion that difference caused of tone color improves the resolution characteristic and the listening of pitch of fundamental tone are distinguished precision.
2. pitch control ability training: with the present invention's can describe to sing sound figure curve of overall process, the deviation of pitch in short-term in sound head, sound tail and the time-continuing process that clear reflection causes owing to problems such as singing state, sounding position, breath utilizations.To all kinds of accuracy in pitch deviation situation, the present invention also provides intelligent accuracy in pitch case study storehouse, and prompting possibly cause the multiple reason of every type of situation, and the singer can be trained targetedly
3. interval memory capability training: utilize main part mute function of the present invention, the singer according to the real deviation of singing curve and target pitch position, revises the interval memory with interval memory sightsinging, progressively sets up correct accuracy in pitch notion.
4. melody accuracy in pitch training: opening of the present invention can allow to import different melody, different-style music score, can carry out high-level melody accuracy in pitch training.
5. rhythm training: understand the cadence information on the sound figure of the present invention, correction of deviation
6. breath Control Training: from the fluctuation of sound figure curve of the present invention, can find out the homogeneity of singer's breath utilization, the power of control ability, utilize the real-time display characteristic of sound figure of the present invention, can let the singer experience different singing styles and breath control effect in real time.
6. the white silk of directly using similar sound word to explain the meaning of a new word: chorus needs straight sound, and sound figure of the present invention can write down amplitude, frequency and the phase place of singer's trill, expresses the trill situation quantitatively, helps to improve.
7. music composition for two or more chorus training: the present invention is to the support and Play Control, main part selection function of multi part, can let the singer simulate the rehearsal with other part, and write down singer's part sound figure curve.Under a people's situation, chorus or with the training of other singer's the music composition for two or more.
Technique scheme is one embodiment of the present invention; For those skilled in the art; On the basis that the invention discloses application process and principle, be easy to make various types of improvement or distortion, and be not limited only to the described method of the above-mentioned embodiment of the present invention; Therefore the mode of front description is a concrete embodiment, and does not have restrictive meaning.
Claims (9)
1. a music is handled and output system, comprises the music signal Acquisition Processor, communication module, and memory module is characterized in that, said system also comprises the signal controlling module, music signal comparison evaluation module and output module;
Said music signal Acquisition Processor comprises music signal probe unit and music signal processing unit; Said music signal Acquisition Processor is used for gathering the input music signal, and music signal is carried out data processing;
Said communication module is used for the music signal of said music signal Acquisition Processor collection is imported said memory module and said signal controlling module, and passes to said music signal Acquisition Processor under the steering order of said communication module with said signal controlling module;
Memory module is used for each instruction in the storage system, systematic parameter, music score music signal parameter, detection tone music signal information, user profile etc.;
Said music signal comparison evaluation module is used for music signal and the music score music signal gathered are compared, and music indexs such as pitch, the duration of a sound, rhythm, trill are made comparison result;
Said output module comprises voice output unit and sound figure output unit; Said voice output unit is used to export the music score tone signal or gathers tone signal; Said sound figure output unit will be exported sound figure, and said sound figure comprises music score district and sound figure curve district; Said music score district output music score, said sound figure curve district will export music score standard pronunciation curve and gather the sound curve;
Said signal controlling module sends probe instructions for said music signal Acquisition Processor through said communication module, and the signal after said music signal Acquisition Processor collection music signal also will be handled is through passing said signal controlling module and memory module back on the communication module; Said signal controlling module sends instruction for said music signal comparison evaluation module, and music score music signal in memory module and detection tone music signal are accomplished the music signal comparison; Said signal controlling module is through said output module output sound signal and sound figure.
2. a kind of music according to claim 1 is handled and output system, it is characterized in that,
Said music signal Acquisition Processor comprises the music signal probe unit, music signal processing unit, music signal storage unit, central signal processing unit;
Said music signal probe unit comprises the voice signal input circuit; Said music signal probe unit is connected with said central signal processing unit through said music signal processing unit; Said music signal probe unit is imported said music signal processing unit according to the instruction that the central signal processing unit sends with the signal of gathering, and music signal is handled;
Said music signal storage unit is connected with said central signal processing unit, is used to store the music signal parameter;
Said central signal processing unit is connected with said communication module, accomplishes the input of data-signal, output; The other end of said communication module is connected with said signal controlling module, carries out exchanges data and obtains power supply;
Said central signal processing unit is controlled said music signal probe unit and is carried out signals collecting, and music signal to be measured is imported said music signal processing unit, and music signal is handled; Said central signal processing unit obtains the parameter that characterizes the music pitch through said communication module, and stores in the said music signal storage unit; The to be measured music signal of said central signal processing unit after with said music signal processing unit processes is through calculating and be converted to the pitch data; And the pitch data that obtain are transferred to said signal controlling module and memory module through said communication module, accomplish gatherer process.
3. a kind of music according to claim 2 is handled and output system, it is characterized in that,
Said music signal processing unit comprises filtering circuit and comparer, and said input is advanced the music signal to be measured of music signal processing unit through filtering circuit, filtering interfering ripple; And will become pulse signal from the analog-signal transitions of filtering circuit output through said comparer, import said central signal processing unit;
Said music signal Acquisition Processor also comprises a signal amplification unit, and said signal amplification unit is connected with filtering circuit, be used for signal is amplified, and the signal after will amplifying is imported said music signal processing unit.
4. a kind of music according to claim 1 is handled and output system, it is characterized in that,
Said signal controlling module also comprises a parameter set unit, comprises that system parameter setting part and music score parameter are provided with part; Said system parameter setting partly is to pitch resolution, time shaft length ratio, music score district and sound map-area ratio, musical note, standard pronunciation, loop play control; The setting of said music score parameter be between tone mark, speed, broadcast area, main part, and each part broadcast, music score observability, lyrics observability, tone color and customer parameter control and be provided with, and each association that will be provided with deposits in the memory module.
5. a kind of music according to claim 1 is handled and output system, it is characterized in that,
Sound figure output unit output sound figure in the said output module, sound figure comprises music score district and sound figure curve district;
Said music score district comprises music score, lyrics display unit, and it adopts numbered musical notation or staff mode to show all or part of music score and the lyrics;
Said sound figure curve district comprises music score standard signal display unit and gathers the music signal display unit; Said music score standard signal display unit shows with the pitch bar pitch and the duration of main each note of part, and shows main part range scope in sound figure curve district; Said collection music signal display unit will show in sound figure curve district according to parameter setting and melody playing progress rate through the collection music pitch data-signal that said communication module is uploaded.
6. a kind of music according to claim 1 is handled and output system, it is characterized in that,
Said communication module adopts USB PORT COM circuit.
7. handle and output intent according to a kind of music that the described a kind of music of claim 1-6 is handled and output system adopted, it is characterized in that,
Said method comprises music signal acquisition process step, communication step, storing step, signal controlling step, music signal comparison evaluation procedure and output step;
Said music signal acquisition process step is used for gathering the input music signal, and music signal is carried out data processing;
Said communication step is used in the music signal input memory module and signal controlling processing module with said music signal acquisition process step, and said communication step is with passing to said music signal Acquisition Processor under the signal controlling instruction;
Said storing step is used for each instruction in the storage system, systematic parameter, music score music signal parameter, detection tone music signal information, user profile etc.;
Said music signal comparison evaluation procedure is used for music signal and the music score standard pronunciation music signal gathered are compared, and music indexs such as pitch, the duration of a sound, rhythm, trill are made comparison result;
Said output step is used for output sound signal and sound figure; Said output sound signal is used to export the music score tone signal or gathers tone signal; Said output sound figure is that output comprises music score district and sound figure curve district image; Said sound figure curve district will export music score standard pronunciation curve and gather the music curve;
Said signal controlling step is used for sending probe instructions to said music signal Acquisition Processor, and the signal after said music signal Acquisition Processor collection music signal also will be handled is through passing said signal controlling module and memory module back on the communication step;
Said signal controlling step also is used to control said music signal comparison evaluation module, sends instruction for said music signal comparison evaluation module, and music score music signal in memory module and collection music signal are accomplished the music signal comparison;
Also comprise in the said signal controlling step and send steering order, through said output module output sound signal and sound figure to output module.
8. a kind of music according to claim 7 is handled and output intent, it is characterized in that,
Also comprise a parameter setting up procedure in said signal controlling step, it comprises that system parameter setting step and music score parameter are provided with step;
Said system parameter setting step is to pitch resolution, time shaft length ratio, music score district and sound map-area ratio, musical note, standard pronunciation, loop play control procedure;
The setting of said music score parameter be between tone mark, speed, broadcast area, main part, and each part broadcast, music score observability, lyrics observability, tone color and customer parameter is controlled and setting up procedure;
And each association that will be provided with deposits in the memory module.
9. a kind of music according to claim 7 is handled and output intent, it is characterized in that,
Comprise sound figure output procedure in the said output step; Said sound figure output procedure is used for the sound figure output that comprises music score district and sound figure curve district;
Said output music score district step will be for will adopt numbered musical notation or staff mode to show all or part of music score and the lyrics;
Said output sound figure curve district step comprises the music score standard signal and gathers music signal for output; Said output music score standard signal shows with the pitch bar pitch and the duration of main each note of part, and shows main part range scope in sound figure curve district; Said output is gathered music signal the music pitch data-signal of gathering is shown in sound figure curve district according to parameter setting and melody playing progress rate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100813735A CN101853650B (en) | 2009-04-03 | 2009-04-03 | Music processing and output system and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100813735A CN101853650B (en) | 2009-04-03 | 2009-04-03 | Music processing and output system and method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101853650A CN101853650A (en) | 2010-10-06 |
| CN101853650B true CN101853650B (en) | 2012-04-25 |
Family
ID=42805107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100813735A Expired - Fee Related CN101853650B (en) | 2009-04-03 | 2009-04-03 | Music processing and output system and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101853650B (en) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013007218A1 (en) * | 2011-07-14 | 2013-01-17 | Playnote Limited | System and method for music education |
| CN103514158B (en) * | 2012-06-15 | 2016-10-12 | 国基电子（上海）有限公司 | Musicfile search method and multimedia playing apparatus |
| CN102938223A (en) * | 2012-11-12 | 2013-02-20 | 杨亚军 | Method, apparatus and device for music playing and tuning |
| KR101459324B1 (en) * | 2013-08-28 | 2014-11-07 | 이성호 | Evaluation method of sound source and Apparatus for evaluating sound using it |
| CN103531053A (en) * | 2013-10-17 | 2014-01-22 | 张济鹏 | Playing trainer for musical instrument learning |
| CN104680881A (en) * | 2015-02-13 | 2015-06-03 | 莫奇 | Teaching method for mobile and online music |
| CN105825844B (en) * | 2015-07-30 | 2020-07-07 | 维沃移动通信有限公司 | Method and device for correcting sound |
| CN105118352A (en) * | 2015-09-14 | 2015-12-02 | 刘健婷 | Full-automatic musical instrument playing error correction method |
| CN105427708A (en) * | 2015-12-10 | 2016-03-23 | 华北水利水电大学 | Vocal music pronunciation training system |
| CN105469669A (en) * | 2016-02-02 | 2016-04-06 | 广州艾美网络科技有限公司 | Auxiliary teaching device for sing |
| CN105825868B (en) * | 2016-05-30 | 2019-11-12 | 福州大学 | A method for extracting singer's effective vocal range |
| CN106056503A (en) * | 2016-06-01 | 2016-10-26 | 苏州科技学院 | Intelligent music teaching platform and application method thereof |
| CN106057213B (en) * | 2016-06-30 | 2018-08-03 | 广州酷狗计算机科技有限公司 | A kind of method and apparatus of display voice pitch data |
| CN106128215B (en) * | 2016-08-25 | 2018-10-23 | 郑州师范学院 | A kind of piano automatic Playing tutoring system |
| CN109791740B (en) | 2016-10-11 | 2021-05-07 | 森兰信息科技（上海）有限公司 | Intelligent detection and feedback system for intelligent piano |
| CN108074551A (en) * | 2016-11-15 | 2018-05-25 | 王文 | Saxophone's supplementary controlled system |
| CN106782600B (en) * | 2016-12-29 | 2020-04-24 | 广州酷狗计算机科技有限公司 | Scoring method and device for audio files |
| CN106847243A (en) * | 2017-01-09 | 2017-06-13 | 深圳市赛亿科技开发有限公司 | A kind of frame drum rhythm correction system based on graphical analysis |
| CN107146599A (en) * | 2017-03-29 | 2017-09-08 | 华东交通大学 | A Piano Intelligent Performance Training System |
| CN106971645A (en) * | 2017-04-21 | 2017-07-21 | 黄河科技学院 | A kind of interactive teaching instrument for music teaching |
| CN107103912A (en) * | 2017-04-24 | 2017-08-29 | 行知技术有限公司 | A kind of student for imparting knowledge to students and checking and rating sings performance points-scoring system |
| CN106952636A (en) * | 2017-05-16 | 2017-07-14 | 山东大学 | An Electric Piano Sound Identification Training System |
| CN107293188A (en) * | 2017-06-22 | 2017-10-24 | 云南师范大学 | A kind of piano intelligent tutoring system |
| CN107085984A (en) * | 2017-07-05 | 2017-08-22 | 赵宁 | A kind of music lesson system |
| CN108281127A (en) * | 2017-12-29 | 2018-07-13 | 王楠珊 | A kind of music practice auxiliary system, method, apparatus and storage device |
| CN107967827A (en) * | 2017-12-29 | 2018-04-27 | 重庆师范大学 | A kind of music education exercise system and its method |
| CN108172232A (en) * | 2018-01-19 | 2018-06-15 | 北京小唱科技有限公司 | Audio modification method and device |
| CN108510836B (en) * | 2018-04-20 | 2020-01-07 | 洛阳理工学院 | A music listening and singing teaching system |
| CN111816013A (en) * | 2020-08-17 | 2020-10-23 | 玖月音乐科技(北京)有限公司 | Control method for teaching of double-row key group lessons |
| CN112735224A (en) * | 2020-12-30 | 2021-04-30 | 广东爱乐社教育科技有限公司 | Violin auxiliary learning experience system based on Internet of things teaching augmented reality |
| CN113112969B (en) * | 2021-03-23 | 2024-04-05 | 平安科技（深圳）有限公司 | Buddhism music notation method, device, equipment and medium based on neural network |
| CN218100486U (en) * | 2021-12-09 | 2022-12-20 | 陈文雯 | Staff musical instrument |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283060A (en) * | 1999-07-28 | 2001-02-07 | 雅马哈株式会社 | Pronunciation control device, portable terminal device and system using the same |
| US6229082B1 (en) * | 2000-07-10 | 2001-05-08 | Hugo Masias | Musical database synthesizer |
| CN1731525A (en) * | 2004-08-06 | 2006-02-08 | 上海乐金广电电子有限公司 | System and method for timed play of music |
| JP2006284796A (en) * | 2005-03-31 | 2006-10-19 | Yamaha Corp | Musical sound signal transmitting terminal and musical sound signal receiving terminal |
| US7259313B2 (en) * | 2003-06-26 | 2007-08-21 | Yamaha Corporation | Musical instrument system capable of locating missing remote controller, musical instrument, remote controller and method use therein |
-
2009
- 2009-04-03 CN CN2009100813735A patent/CN101853650B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1283060A (en) * | 1999-07-28 | 2001-02-07 | 雅马哈株式会社 | Pronunciation control device, portable terminal device and system using the same |
| US6229082B1 (en) * | 2000-07-10 | 2001-05-08 | Hugo Masias | Musical database synthesizer |
| US7259313B2 (en) * | 2003-06-26 | 2007-08-21 | Yamaha Corporation | Musical instrument system capable of locating missing remote controller, musical instrument, remote controller and method use therein |
| CN1731525A (en) * | 2004-08-06 | 2006-02-08 | 上海乐金广电电子有限公司 | System and method for timed play of music |
| JP2006284796A (en) * | 2005-03-31 | 2006-10-19 | Yamaha Corp | Musical sound signal transmitting terminal and musical sound signal receiving terminal |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101853650A (en) | 2010-10-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101853650B (en) | Music processing and output system and method thereof | |
| CN106340286B (en) | Universal real-time musical instrument playing evaluation system | |
| CN107967827A (en) | A kind of music education exercise system and its method | |
| US8039723B2 (en) | Music processing system including device for converting guitar sounds to MIDI commands | |
| CN105355115B (en) | Music lesson system and method | |
| CN104183171A (en) | Electronic music-based system and method for precisely judging instrument performance level | |
| CN104766603A (en) | Method and device for building personalized singing style spectrum synthesis model | |
| CN1162167A (en) | Formant conversion device for correcting singing sound for imitating standard sound | |
| CN103187046A (en) | Display control apparatus and method | |
| CN201111744Y (en) | Intelligent music learning and training device | |
| CN102568261A (en) | Auxiliary musical instrument learning machine | |
| US10140967B2 (en) | Musical instrument with intelligent interface | |
| CN201229768Y (en) | Electronic piano | |
| US11295715B2 (en) | Techniques for controlling the expressive behavior of virtual instruments and related systems and methods | |
| CN113851098B (en) | Melody style conversion method and device, terminal equipment and storage medium | |
| US11398212B2 (en) | Intelligent accompaniment generating system and method of assisting a user to play an instrument in a system | |
| CN201387713Y (en) | Device for measuring music pitch | |
| CN203013236U (en) | Intonation practice accompaniment device | |
| JP2016184112A (en) | Ensemble evaluation apparatus | |
| WO2023181570A1 (en) | Information processing method, information processing system, and program | |
| CN201549089U (en) | Music study and accompaniment device | |
| Qi et al. | [Retracted] Music Singing Based on Computer Analog Piano Accompaniment and Digital Processing for 5G Industrial Internet of Things | |
| CN203165441U (en) | Symphony musical instrument | |
| JP2014191331A (en) | Music instrument sound output device and music instrument sound output program | |
| CN111653153A (en) | Music teaching system based on-line card punching scoring |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120425 Termination date: 20180403 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |