CN106941643B - A kind of multi-functional intelligent sound control method of set - Google Patents
A kind of multi-functional intelligent sound control method of set Download PDFInfo
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- CN106941643B CN106941643B CN201710303607.0A CN201710303607A CN106941643B CN 106941643 B CN106941643 B CN 106941643B CN 201710303607 A CN201710303607 A CN 201710303607A CN 106941643 B CN106941643 B CN 106941643B
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- 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
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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
- H04R2420/00—Details of connection covered by H04R, not provided for in its groups
- H04R2420/03—Connection circuits to selectively connect loudspeakers or headphones to amplifiers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Telephone Function (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses a kind of multi-functional intelligent sound control methods of set, wherein includes the following steps, various electronic musical instruments, microphone or audio storage equipment pass through audio jack or wireless signal input audio signal to intelligent sound host；User issues sound effect control wireless signal by the end intelligent mobile end APP according to the EQ audio of audiogenic device type or needs；MCU chip issues multichannel low and high level signal to audio and pre-processes circuit and sound effect control order to audio processing modules according to the sound effect control wireless signal parsed；The audio processing modules that the low and high level signal received pre-processes audio jack input audio signal, and be input to by audio pretreatment circuit；The present invention can carry out particular procedure to various audiogenic devices, so that the height sound quality of various electronic musical instruments and voice signal distinguishes more obvious, clear, sound quality more fidelity, output audio effect is more powerful, and entertainment effect is more preferable.
Description
Technical field
The present invention relates to intelligent sound control technology field, especially a kind of multi-functional intelligent sound controlling party of set
Method.
Background technique
Currently, intelligent sound is a kind of popular music player devices, and intelligent sound can be with cell phone, plate
The APP installed on the terminal devices such as computer, which is established, to be wirelessly connected, and existing intelligent sound is direct by the end cell phone APP
Audio is controlled, if directly input analoging sound signal from intelligent sound, such as some electronic guitars or pianotron
Audio signal when being input to the sound jack of intelligent sound, directly to the analoging sound signal of input using analog-digital converter into
When going after converting, then handled by APP software voice signal, it is difficult to reach corresponding acoustical quality, original quality distortion ratio
It is more serious.Therefore after the processing of the power amplifier of common intelligent sound, the acoustical quality of various electronic musical instruments is poor, has seriously affected each
The acoustical quality of kind electronic musical instrument.
Summary of the invention
In order to overcome the disadvantages mentioned above of the prior art, the object of the present invention is to provide a kind of multi-functional intelligent sounds of set
Control method.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of multi-functional intelligent sound control method of set, wherein: include the following steps:
1) audiogenic device passes through audio jack or wireless signal input audio signal to intelligent sound host；
2) user issues sound effect control by the end intelligent mobile terminal APP according to the EQ audio of audiogenic device type or needs
Wireless signal；
3) intelligent sound host receives and passes through the MCU chip parsing sound effect control wireless signal of intelligent sound host；
4) MCU chip issues multichannel low and high level signal and locates in advance to audio according to the sound effect control wireless signal parsed
Circuit and sound effect control order are managed to audio processor module；
5) the low and high level signal received to carry out audio jack input audio signal pre- by audio pretreatment circuit
Processing, and the audio processor being input to；
6) audio processing modules receive pretreated signal and sound effect control order, after being reprocessed to sound,
It is output to power amplifier, the good power audio signal of the last outputting high quality of power amplifier, high-fidelity, effect to sound reinforcement system:
Keynote sound and subwoofer.
As a further improvement of the present invention: the audiogenic device includes various electronic musical instruments, and microphone or audio storage are set
Standby or wireless signal.
As a further improvement of the present invention: the end the intelligent mobile terminal APP includes the end smart phone APP and plate electricity
The end brain APP.
As a further improvement of the present invention: the audio processor module include: ADAU1772 audio processor and
SAM5504B dsp processor.
Compared with prior art, the beneficial effects of the present invention are: the present invention can be flexible by the end intelligent mobile terminal APP
It adjusts intelligent sound host and exports sound equipment, by cell phone application end sound effect control interface, audio adjusts intuitive and convenient, passes through MCU core
Piece receives and parses through the sound effect control wireless signal issued from cell phone application end, can be pre-processed at circuit and audio by audio
It manages device and specific audio pretreatment is carried out to various audiogenic device input signals, so that the height of various electronic musical instruments and voice signal
Sound quality distinguishes more obvious, clear, sound quality more fidelity, and output audio effect is more powerful, and entertainment effect is more preferable.
Detailed description of the invention
Fig. 1 is intelligent sound main machine structure schematic diagram of the invention.
Fig. 2 is audio preliminary treatment circuit structure schematic diagram of the invention.
Specific embodiment
Now in conjunction with Detailed description of the invention, the present invention is further described with embodiment:
With reference to Fig. 1 and Fig. 2, a kind of multi-functional intelligent sound control method of set, in which: include the following steps:
1) audiogenic device is by audio jack or wireless signal input audio signal to intelligent sound host, and wherein source of sound is set
Standby includes various electronic musical instruments, microphone or audio storage equipment；
2) user issues sound effect control by the end intelligent mobile terminal APP according to the EQ audio of audiogenic device type or needs
Wireless signal, wherein the end intelligent mobile terminal APP includes the end smart phone APP and the end tablet computer APP；
3) intelligent sound host receives and passes through the MCU chip parsing sound effect control wireless signal of intelligent sound host；
4) MCU chip issues multichannel low and high level signal and locates in advance to audio according to the sound effect control wireless signal parsed
Circuit and sound effect control order are managed to ADAU1772 audio processor and SAM5504B dsp processor；
5) the low and high level signal received to carry out audio jack input audio signal pre- by audio pretreatment circuit
Processing, and the ADAU1772 audio processor being input to, wherein audio pretreatment circuit includes that pre- 1KHz promotes circuit, preemphasis
Sound effect circuit, pre- gain sound effect circuit, switching channel sound effect circuit and variable gain circuit.By promoting circuit in 1KHz, in advance
Sound effect circuit is aggravated, pre- gain sound effect circuit, the control signal input of switching channel sound effect circuit and variable gain circuit is not
Same low and high level and pwm control signal, can export the audio adjustment signal of different-effect and the input signal of audiogenic device
The audio signal of outputting high quality is to ADAU1772 audio processor after being mixed；
6) ADAU1772 audio processor receives preprocessed signal machine and sound effect control order, and analog audio signal is turned
It changes digital signal into, is output to after dsp processor SAM5504B reprocesses sound, is output to power amplifier, power amplifier electricity
The good power audio signal of the last outputting high quality in road, high-fidelity, effect is to sound reinforcement system: keynote sound and subwoofer.
The present invention can pre-process circuit by a variety of audios of setting to the analoging sound signal of input, can be to each
Kind electronic musical instrument analog signal is pre-processed, so that various electronic musical instruments play out the sound quality and sound of high quality by loudspeaker
Effect.
In conclusion after those skilled in the art read file of the present invention, according to the technique and scheme of the present invention with
Technical concept is not necessarily to creative mental labour and makes other various corresponding conversion schemes, belongs to the model that the present invention is protected
It encloses.
Claims (1)
1. a kind of multi-functional intelligent sound control method of set, characterized by the following steps:
1) audiogenic device passes through audio jack or wireless signal input audio signal to intelligent sound host, wherein the source of sound is set
Standby includes various electronic musical instruments, microphone or audio storage equipment or wireless signal；
2) user is wireless by the end intelligent mobile terminal APP sending sound effect control according to the EQ audio of audiogenic device type or needs
Signal, wherein the end the intelligent mobile terminal APP includes the end smart phone APP and the end tablet computer APP；
3) intelligent sound host receives and passes through the MCU chip parsing sound effect control wireless signal of intelligent sound host；
4) MCU chip issues multichannel low and high level signal to audio and pre-processes electricity according to the sound effect control wireless signal parsed
Road and sound effect control order are to ADAU1772 audio processor and SAM5504B dsp processor；
5) audio pretreatment circuit pre-processes the low and high level signal received to audio jack input audio signal,
And the ADAU1772 audio processor being input to, wherein audio pretreatment circuit includes that pre- 1KHz promotes circuit, preemphasis audio
Circuit, pre- gain sound effect circuit, switching channel sound effect circuit and variable gain circuit, by promoting circuit, preemphasis in 1KHz
Sound effect circuit, pre- gain sound effect circuit, switching channel sound effect circuit and variable gain circuit control signal input it is different
The input signal of low and high level and pwm control signal, the audio adjustment signal and audiogenic device that can export different-effect carries out
The audio signal of outputting high quality is to ADAU1772 audio processor after mixing；
6) ADAU1772 audio processor receives preprocessed signal machine and sound effect control order, and analog audio signal is converted into
Digital signal is output to after dsp processor SAM5504B reprocesses sound, is output to power amplifier, power amplifier is most
The good power audio signal of outputting high quality, high-fidelity, effect is to sound reinforcement system afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710303607.0A CN106941643B (en) | 2017-05-03 | 2017-05-03 | A kind of multi-functional intelligent sound control method of set |
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| CN201710303607.0A CN106941643B (en) | 2017-05-03 | 2017-05-03 | A kind of multi-functional intelligent sound control method of set |
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| Publication Number | Publication Date |
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| CN106941643A CN106941643A (en) | 2017-07-11 |
| CN106941643B true CN106941643B (en) | 2019-11-15 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107566945A (en) * | 2017-09-28 | 2018-01-09 | 广州国光音频科技有限公司 | A kind of Multifunctional mobile pull bar audio amplifier |
| CN107484077A (en) * | 2017-09-28 | 2017-12-15 | 广州国光音频科技有限公司 | A kind of implementation method of automobile audio Karaoke |
| CN109450832A (en) * | 2018-11-14 | 2019-03-08 | 深圳市芯中芯科技有限公司 | A kind of Bluetooth terminal balanced device EQ regulating system of software APP |
| CN109600695A (en) * | 2019-02-20 | 2019-04-09 | 广东辉杰智能科技股份有限公司 | A kind of sound box system that electric guitar is dual-purpose with the wooden guitar |
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Effective date of registration: 20170728 Address after: Huadu District, Guangdong city of Guangzhou province Xinya Street 510000 Jinghu Road No. 8 H5 three B-01 Applicant after: Guangzhou Guoguang Audio Technology Co., Ltd. Address before: Huadu District, Guangdong city of Guangzhou province Xinya Street 510000 Jinghu Road No. 8 Building No. 1 West two administrative Applicant before: Guangzhou Huadu Guoguang Audio Technology Center (general partnership) |
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