CN105472507A - Method and system for audio optimization - Google Patents
Method and system for audio optimization Download PDFInfo
- Publication number
- CN105472507A CN105472507A CN201510885272.9A CN201510885272A CN105472507A CN 105472507 A CN105472507 A CN 105472507A CN 201510885272 A CN201510885272 A CN 201510885272A CN 105472507 A CN105472507 A CN 105472507A
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- signal
- circuit
- speech simulation
- analog signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2410/00—Microphones
- H04R2410/05—Noise reduction with a separate noise microphone
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Transmitters (AREA)
Abstract
The invention discloses a method and a system for audio optimization. The method comprises the following steps of selecting a microphone pickup and picking up a sound analog signal; filtering noise except sound in the sound analog signal and amplifying the sound analog signal; sampling the sound analog signal after noise reduction and amplification processing, and converting the sound analog signal into a data signal; carrying out frequency mixing on the data signal, setting functions and parameters, and carrying out frequency adjustment and frequency conversion mixing; converting a processed digital signal into the analog signal; adding the processed analog signal on a carrier signal and forming a mixed carrier signal after amplification; and emitting the modulated mixed carrier signal through an antenna circuit. According to the method and the system, through changing the input audio signal, a real-time voice change effect is realized, and the synchronous optimization processing of the sound is carried out.
Description
Technical field:
The present invention relates to electronic technology field, particularly relate to a kind of method and system of audio optimization.
Background technology:
At present, although KTV song-on-demand system brings many new Consumer's Experience to consumer.But the friends sung at KTV have also discovered an important problem, and that is exactly under you switch accompaniment pattern, for some " new persons " of coming to a place for the first time, so-called out of tune, forgets the situations such as word and again and again occurs; And the congenital tone color of some consumers is bad, causes the poor effect singing out.Also just because of there are these factors, the appearance of the phenomenon causing these " new persons " and the bad consumer of congenital tone color to sing.
Summary of the invention:
For the problems referred to above, the technical problem to be solved in the present invention is to provide a kind of method and system of audio optimization.
The method of a kind of audio optimization of the present invention, comprises the following steps:
A. microphone pick-up is selected, pickup speech simulation signal;
B. by the noise filtering beyond sound in speech simulation signal, then speech simulation signal is amplified;
C. noise reduction is amplified the speech simulation signal after process, sample, convert speech simulation signal to data-signal;
D. data-signal is carried out mixing, function is carried out in setting and parameter, carry out adjustment and the frequency conversion mixing of frequency;
E. the digital signal after process is converted to analog signal;
F. the analog signal after process is added in a carrier signal, then amplifies, form a mixed carrier signal;
G. the mixed carrier signal modulated is launched by antenna circuit.
Preferably, described microphone pick-up adopts silicon wheat.
Preferably, described carrier signal is by the carrier frequency of Auto-matching wireless receiver and the carrier frequency output of adaptive setting.
The system of a kind of audio optimization of the present invention, comprising:
Microphone circuit, for picking up speech simulation signal;
Noise reduction amplifying circuit, for by the noise filtering beyond sound in speech simulation signal, then amplifies speech simulation signal;
AD sample circuit, for noise reduction is amplified the speech simulation signal after process, samples, converts speech simulation signal to data-signal;
Digital mixing filter, for carrying out mixing by data-signal;
Single-chip microcomputer processing unit, for set carry out function and parameter, carry out adjustment and the frequency conversion mixing of frequency;
DA circuit, for converting the digital signal after process to analog signal;
Modulation amplifying circuit, for the analog signal after process is added to a carrier signal, then amplifies, forms a mixed carrier signal;
Antenna transmission circuit, for launching the carrier signal modulated by antenna circuit.
Described microphone circuit, noise reduction amplifying circuit, AD sample circuit, digital mixing filter, DA circuit, modulation amplifying circuit, antenna transmission circuit connect successively, and described single-chip microcomputer processing unit is connected with digital mixing filter, modulation amplifying circuit.
Preferably, described audio optimization system is also connected with switch, described switch is a kind of ring-type switch be embedded on microphone.
Beneficial effect of the present invention: the present invention by change input audio signal, the signal that microphone inputs is changed, and by connecting line send signal to public affairs put into row play, realize real-time change of voice effect, and accomplish the Synchronous fluorimetry process of sound.In addition, switch designs is a kind of ring-type switch be embedded on microphone, both can not affect the sensation originally holding microphone, also makes microphone seem more attractive in appearance.Also the signal of output is sent on adaptive good bluetooth earphone by bluetooth equipment by this invention, makes chanteur in the process of amusement, experience the effect of recording studio.
Accompanying drawing illustrates:
For ease of illustrating, the present invention is described in detail by following concrete enforcement and accompanying drawing.
Fig. 1 is the structural representation of present system;
Fig. 2 is single-chip microcomputer processing unit schematic diagram;
Fig. 3 is that modulation is amplified and radio transmitter schematic diagram.
Embodiment:
For making the object, technical solutions and advantages of the present invention clearly understand, below by the specific embodiment shown in accompanying drawing, the present invention is described.But should be appreciated that, these describe just exemplary, and do not really want to limit the scope of the invention.In addition, in the following description, the description to known features and technology is eliminated, to avoid unnecessarily obscuring concept of the present invention.
As Figure 1-3, the method for a kind of audio optimization of the present embodiment, comprises the following steps:
A. microphone pick-up is selected, pickup speech simulation signal;
B. by the noise filtering beyond sound in speech simulation signal, then speech simulation signal is amplified;
C. noise reduction is amplified the speech simulation signal after process, sample, convert speech simulation signal to data-signal;
D. data-signal is carried out mixing, function is carried out in setting and parameter, carry out adjustment and the frequency conversion mixing of frequency;
E. the digital signal after process is converted to analog signal;
F. the analog signal after process is added in a carrier signal, then amplifies, form a mixed carrier signal;
G. the carrier signal modulated is launched by antenna circuit.
Particularly, microphone pick-up adopts silicon wheat, and carrier signal is by the carrier frequency of Auto-matching wireless receiver and the carrier frequency output of adaptive setting.
Corresponding with the inventive method embodiment, provide a kind of system of audio optimization, comprising:
Microphone circuit, for picking up speech simulation signal;
Noise reduction amplifying circuit, for by the noise filtering beyond sound in speech simulation signal, then amplifies speech simulation signal;
AD sample circuit, for noise reduction is amplified the speech simulation signal after process, samples, converts speech simulation signal to data-signal;
Digital mixing filter, for carrying out mixing by data-signal;
Single-chip microcomputer processing unit, for set carry out function and parameter, carry out adjustment and the frequency conversion mixing of frequency;
DA circuit, for converting the digital signal after process to analog signal;
Modulation amplifying circuit, for the analog signal after process is added to a carrier signal, then amplifies, forms a mixed carrier signal;
Antenna transmission circuit, for launching the carrier signal modulated by antenna circuit.
Described microphone circuit, noise reduction amplifying circuit, AD sample circuit, digital mixing filter, DA circuit, modulation amplifying circuit, antenna transmission circuit connect successively, and described single-chip microcomputer processing unit is connected with digital mixing filter, modulation amplifying circuit;
Particularly, audio optimization system is also connected with switch, described switch is a kind of ring-type switch be embedded on microphone.
Its operation principle: when microphone is changed voice in singer's use, the sound of user can by silicon wheat pickup speech simulation signal, passing through noise reduction amplifying circuit, by noise filtering useless for the interference beyond sound, by amplifying circuit, analoging sound signal is being amplified, ensure enough amplitudes signal transacting later, simulated audio signal after amplifying is carrying out AD process by codec chip, now pass through, single-chip microcomputer processing unit carry out function by I2C bus with the setting of parameter, if user is a women, he wants the sound being become the male sex by microphone of changing voice, then collect the function key of microphone, thus control the setting that audio Codec chip carries out relevant parameter, passing through the process of I2S audio frequency, modulation amplifying circuit was outputted to after entering DA conversion, carry out the superposition of audio signal and carrier signal, and the output of carrier signal is the carrier frequency of carrier frequency by Auto-matching wireless receiver and adaptive setting, the microphone thus the general-purpose achieving cooperation power amplifier is automatically changed voice, finally going out through antenna transmission circuit transmission, finally achieve the translation function of changing voice of automatic frequency coupling and sound.
More than show and describe general principle of the present invention and principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection range is defined by appending claims and equivalent thereof.
Claims (5)
1. a method for audio optimization, is characterized in that: comprise the following steps:
A. microphone pick-up is selected, pickup speech simulation signal;
B. by the noise filtering beyond sound in speech simulation signal, then speech simulation signal is amplified;
C. noise reduction is amplified the speech simulation signal after process, sample, convert speech simulation signal to data-signal;
D. data-signal is carried out mixing, function is carried out in setting and parameter, carry out adjustment and the frequency conversion mixing of frequency;
E. the digital signal after process is converted to analog signal;
F. the analog signal after process is added in a carrier signal, then amplifies, form a mixed carrier signal;
G. the mixed carrier signal modulated is launched by antenna circuit.
2. the method for a kind of audio optimization according to claim 1, is characterized in that: described microphone pick-up adopts silicon wheat.
3. the method for a kind of audio optimization according to claim 1, is characterized in that: described carrier signal is by the carrier frequency of Auto-matching wireless receiver and the carrier frequency output of adaptive setting.
4. an audio optimization system, is characterized in that: comprising:
Microphone circuit, for picking up speech simulation signal;
Noise reduction amplifying circuit, for by the noise filtering beyond sound in speech simulation signal, then amplifies speech simulation signal;
AD sample circuit, for noise reduction is amplified the speech simulation signal after process, samples, converts speech simulation signal to data-signal;
Digital mixing filter, for carrying out mixing by data-signal;
Single-chip microcomputer processing unit, for set carry out function and parameter, carry out adjustment and the frequency conversion mixing of frequency;
DA circuit, for converting the digital signal after process to analog signal;
Modulation amplifying circuit, for the analog signal after process is added to a carrier signal, then amplifies, forms a mixed carrier signal;
Antenna transmission circuit, for launching the carrier signal modulated by antenna circuit;
Described microphone circuit, noise reduction amplifying circuit, AD sample circuit, digital mixing filter, DA circuit, modulation amplifying circuit, antenna transmission circuit connect successively, and described single-chip microcomputer processing unit is connected with digital mixing filter, modulation amplifying circuit.
5. a kind of audio optimization system according to claim 4, is characterized in that: described audio optimization system is also connected with switch, and described switch is a kind of ring-type switch be embedded on microphone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510885272.9A CN105472507A (en) | 2015-12-07 | 2015-12-07 | Method and system for audio optimization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510885272.9A CN105472507A (en) | 2015-12-07 | 2015-12-07 | Method and system for audio optimization |
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| CN105472507A true CN105472507A (en) | 2016-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510885272.9A Pending CN105472507A (en) | 2015-12-07 | 2015-12-07 | Method and system for audio optimization |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097689A (en) * | 2016-08-11 | 2016-11-09 | 武汉中元通信股份有限公司 | Based on the three-in-one remote-control apparatus of communication in HF/VHF frequency range and car |
| CN108174007A (en) * | 2017-12-28 | 2018-06-15 | 上海传英信息技术有限公司 | A kind of audio system, audio control method and the mobile terminal with the system |
| CN109199123A (en) * | 2017-06-30 | 2019-01-15 | 佛山市顺德区美的电热电器制造有限公司 | Transport device, transmissibility measurement method and the cooking apparatus of solid material |
| CN109379156A (en) * | 2018-11-27 | 2019-02-22 | 博兴电子（恩平）有限公司 | A kind of integrated wireless microphone receives the sound console of circuit |
| WO2020133850A1 (en) * | 2018-12-29 | 2020-07-02 | 展讯通信（深圳）有限公司 | Signal generating circuit and audio processing device |
| CN117765963A (en) * | 2023-11-16 | 2024-03-26 | 兴科迪科技（泰州）有限公司 | Voice frequency conversion sampling method and device for array microphone |
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| CN2301822Y (en) * | 1997-06-05 | 1998-12-23 | 陈亚川 | Multifunctional sound change microphone |
| CN1477900A (en) * | 2002-08-22 | 2004-02-25 | 联发科技股份有限公司 | Sound effect treatment method for microphone and its device |
| EP2337020A1 (en) * | 2009-12-18 | 2011-06-22 | Nxp B.V. | A device for and a method of processing an acoustic signal |
| CN204316741U (en) * | 2014-11-28 | 2015-05-06 | 惠州市天音乐器有限公司 | A kind of automatic calibration noise reduction pickup |
-
2015
- 2015-12-07 CN CN201510885272.9A patent/CN105472507A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2301822Y (en) * | 1997-06-05 | 1998-12-23 | 陈亚川 | Multifunctional sound change microphone |
| CN1477900A (en) * | 2002-08-22 | 2004-02-25 | 联发科技股份有限公司 | Sound effect treatment method for microphone and its device |
| EP2337020A1 (en) * | 2009-12-18 | 2011-06-22 | Nxp B.V. | A device for and a method of processing an acoustic signal |
| CN204316741U (en) * | 2014-11-28 | 2015-05-06 | 惠州市天音乐器有限公司 | A kind of automatic calibration noise reduction pickup |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097689A (en) * | 2016-08-11 | 2016-11-09 | 武汉中元通信股份有限公司 | Based on the three-in-one remote-control apparatus of communication in HF/VHF frequency range and car |
| CN109199123A (en) * | 2017-06-30 | 2019-01-15 | 佛山市顺德区美的电热电器制造有限公司 | Transport device, transmissibility measurement method and the cooking apparatus of solid material |
| CN108174007A (en) * | 2017-12-28 | 2018-06-15 | 上海传英信息技术有限公司 | A kind of audio system, audio control method and the mobile terminal with the system |
| CN109379156A (en) * | 2018-11-27 | 2019-02-22 | 博兴电子（恩平）有限公司 | A kind of integrated wireless microphone receives the sound console of circuit |
| WO2020133850A1 (en) * | 2018-12-29 | 2020-07-02 | 展讯通信（深圳）有限公司 | Signal generating circuit and audio processing device |
| US11881821B2 (en) | 2018-12-29 | 2024-01-23 | Spreadtrum Communications (Shenzhen) Co., Ltd. | Signal generating circuit and audio processing device |
| CN117765963A (en) * | 2023-11-16 | 2024-03-26 | 兴科迪科技（泰州）有限公司 | Voice frequency conversion sampling method and device for array microphone |
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Application publication date: 20160406 |
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