CN102348148B - Utilize sensor to monitor and feed back the method for audio, device and sound effect system - Google Patents
Utilize sensor to monitor and feed back the method for audio, device and sound effect system Download PDFInfo
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Abstract
The invention provides and a kind of utilize sensor to monitor and feed back the method for audio, the acoustical vibration data of specific sound-producing device output are sensed by sensor unit, to compare with the audio reference data prestored after described acoustical vibration data processing operation, when two data differ, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after data processing operation, accordingly, present invention also offers and a kind of utilize sensor to monitor and feed back device and the sound effect system of audio, by the best tonequality of Self-regulation track reduction, to ensure that tonequality and original tonequality keep highly consistent, additionally, men and women's change of voice can also be realized by the audio reference data prestoring different, or realize imitating the effect of other people sound, or change secondary or the triple-frequency harmonics of certain musical instrument, carry out the music that show style is different, can effectively promote Consumer's Experience.
Description
Technical field
The present invention relates to electronic applications, particularly relate to and a kind of utilize sensor to monitor and feed back the method for audio, device and sound effect system.
Background technology
At present, the intense adjustment of the special tonequality of sound is carried out typically by Graphic equalizer, the level of different frequency range can be promoted or decay by Graphic equalizer, thus realizing the intense adjustment to tonequality, but this adjustment needs tuner to carry out manual adjustment on Graphic equalizer, it is impossible to carry out Self-regulation track according to the specific sound-producing device in outside (such as stereo set). When scene lacks tuner, the intense adjustment of tonequality just can not be realized, tuner's dependency is big, it is unfavorable for Consumer's Experience.
Summary of the invention
Embodiment of the present invention technical problem to be solved is in that, there is provided a kind of utilize sensor to monitor and feed back the method for audio, device and sound effect system, can not only direct pickup, special sound effect can also be extracted be acted upon, can also according to the change Self-regulation track tonequality of outside specific sound-producing device, to ensure that the original tonequality that the specific sound-producing device of tonequality and standard exports reaches consistent.
In order to solve above-mentioned technical problem, embodiments provide and a kind of utilize sensor to monitor and feed back the method for audio, including:
The acoustical vibration data of specific sound-producing device output are sensed by sensor unit;
To compare with the audio reference data prestored after described acoustical vibration data processing operation;
When described acoustical vibration data after data processing operation differ with described audio reference data, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after data processing operation.
Wherein, before the described acoustical vibration data being sensed the output of specific sound-producing device by sensor unit, also include:
By the vibration data of the target sound that sensor unit sensing exports from specific sound-producing device;
Audio reference data are saved as after the vibration data of described target sound is processed computing.
Wherein, described sensor unit includes acceleration transducer and/or gyroscope.
Accordingly, embodiments provide and a kind of utilize sensor to monitor and feed back the device of audio, including:
Memory element, for pre-stored voice reference data;
Sensor unit, for sensing the acoustical vibration data of specific sound-producing device output;
Processing arithmetic element, be connected with described sensor unit, the acoustical vibration data for described sensor unit is sensed obtain current sound data after carrying out process computing;
Comparing unit, it is connected with described memory element and described process arithmetic element respectively, the audio reference data that the current sound data described process arithmetic element obtained are stored up with described memory cell compare, and draw the comparative result whether current sound data and audio reference data are identical;
Control unit, it is connected with described comparing unit, when the comparative result that described comparing unit draws is no, controls Graphic equalizer and automatically adjust, so that the acoustical vibration data of specific sound-producing device output process after computing identical with described audio reference data through described process arithmetic element.
Wherein, described sensor unit is additionally operable to the vibration data of the target sound that sensing exports from specific sound-producing device;
Described process arithmetic element, obtains audio reference data after being additionally operable to the vibration data of the target sound that described sensor unit senses is carried out to process computing;
Described memory element, is connected with described process arithmetic element, for storing the audio reference data that described process arithmetic element obtains.
Wherein, described sensor unit includes acceleration transducer and/or gyroscope.
Accordingly, embodiments provide a kind of sound effect system, including preamplifier, Graphic equalizer, power amplifier and specific sound-producing device, described Graphic equalizer is connected between described preamplifier and described power amplifier, specific sound-producing device is connected with described power amplifier, and described sound effect system also includes aforesaid utilizing sensor to monitor and feeding back the device of audio;
In memory element in described device, storage has sound reference data;
Sensor unit in described device is placed near described specific sound-producing device, for sensing the acoustical vibration data of described specific sound-producing device output;
Process arithmetic element in described device is connected with described sensor unit, and the acoustical vibration data for described sensor unit is sensed obtain current sound data after carrying out process computing;
Comparing unit in described device, it is connected with described memory element and described process arithmetic element respectively, the audio reference data that the current sound data described process arithmetic element obtained are stored up with described memory cell compare, and draw the comparative result whether current sound data and audio reference data are identical;
Control unit in described device, it is connected with described comparing unit and described Graphic equalizer respectively, when comparative result for drawing at described comparing unit is no, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output process after computing identical with described audio reference data through described process arithmetic element.
Wherein, the sensor unit in described device is additionally operable to the vibration data of the target sound that sensing exports from specific sound-producing device;
Process arithmetic element in described device, obtains audio reference data after being additionally operable to the vibration data of the target sound that described sensor unit senses is carried out to process computing;
Memory element in described device, is connected with described process arithmetic element, for storing the audio reference data that described process arithmetic element obtains.
Wherein, the sensor unit in described device includes acceleration transducer and/or gyroscope.
Implement the embodiment of the present invention, sensed the acoustical vibration data of specific sound-producing device output by sensor unit; To compare with the audio reference data prestored after described acoustical vibration data processing operation; When described acoustical vibration data after data processing operation differ with described audio reference data, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after data processing operation, to ensure that tonequality and original tonequality keep highly consistent.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 a kind of in the embodiment of the present invention utilize sensor to monitor and feeds back the flow chart of method of audio;
Fig. 2 is a kind of structural representation of the device utilizing sensor to monitor in the embodiment of the present invention and feeding back audio;
Fig. 3 is a kind of structural representation of sound effect system in the embodiment of the present invention.
Detailed description of the invention
Embodiments provide and a kind of utilize sensor to monitor and feed back the method for audio, device and sound effect system, sensor unit is arranged on specific sound-producing device adnexa, for sensing the vibration data of specific sound-producing device, audio reference data are saved as after the acoustical vibration data processing operation of the specific sound-producing device output sensed by sensor unit, when outside, specific sound-producing device changes, or when this audio files is to play on other set sound-producing device, after the acoustical vibration data that sensor unit detects also pass through process, compared with the reference data stored, find when both have any different, arithmetic element controls graphic equalizer and is automatically adjusted so that both reach unanimity, during to reach to play same audio files on different sound equipments, same effect can be reached as much as possible, additionally, men and women's change of voice can also be realized by the audio reference data prestoring different, or realize imitating the effect of other people sound, or change secondary or the triple-frequency harmonics of certain musical instrument, carry out the music that show style is different, described specific sound-producing device can be audio amplifier or other sound-producing devices.
Embodiments of the invention are described in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, it is a kind of in the embodiment of the present invention utilize sensor to monitor and feed back the flow chart of method of audio, comprises the steps:
Step 101: sensed the acoustical vibration data of specific sound-producing device output by sensor unit, described sensor unit includes acceleration transducer and/or gyroscope. Described sensor unit is installed near described specific sound-producing device loudspeaker, and the acoustical vibration data so sensed can be avoided being subject to the noise transmitted in air and the interference echoed.
Wherein, can also include before step 101:
By the vibration data of the target sound that sensor unit sensing exports from specific sound-producing device, described target sound includes the music or other voice datas that have reached promising result after tuner or sound specialist regulate Graphic equalizer or other equipment;
Audio reference data are saved as after the vibration data of described target sound is processed computing, described audio reference data can be wave form, in the acquisition process of audio reference data substantially special sound effect, the extraction of special waveform section preserves process, described special sound effect, refers to that tuner or sound specialist utilize the special sound effect manufactured by Graphic equalizer or other equipment.
Step 102: will compare with the audio reference data prestored after described acoustical vibration data processing operation;
Step 103: when described acoustical vibration data after data processing operation differ with described audio reference data, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after data processing operation so that the sound timbre of specific sound-producing device output keeps highly consistent with original tonequality.
Utilize the method in the embodiment of the present invention, sensor unit is arranged on specific sound-producing device adnexa, gather the vibration data of specific sound-producing device loudspeaker, in can not only sensing data that Graphic equalizer adjusts, also the resonance characteristics of sound equipment rear class power amplifier, loudspeaker etc. being included, can better reduce best audio, and the method in the embodiment of the present invention thoroughly blocks from the acoustic information in air, the complexity of the acoustical vibration data gathered is allowed to be greatly reduced.
Referring to Fig. 2, for the embodiment of the present invention utilizing sensor monitor and feeding back a kind of structural representation of device of audio, described utilize sensor to monitor and feed back the device 1 of audio include:
Memory element 10, for pre-stored voice reference data, described audio reference data can be through what wired or wireless mode obtained from outside, it is also possible to is obtained in advance by this device;
Sensor unit 11, for sensing the acoustical vibration data of specific sound-producing device output, described sensor unit 11 includes acceleration transducer and/or gyroscope, described sensor unit 11 is installed near described specific sound-producing device loudspeaker, and the acoustical vibration data so sensed can be avoided being subject to the noise transmitted in air and the interference echoed.
Processing arithmetic element 12, be connected with described sensor unit 11, the acoustical vibration data for described sensor unit 11 is sensed obtain current sound data after carrying out process computing;
Comparing unit 13, it is connected with described memory element 10 and described process arithmetic element 12 respectively, the current sound data described process arithmetic element 12 obtained compare with the audio reference data of storage in described memory element 10, draw the comparative result whether current sound data and audio reference data are identical;
Control unit 14, it is connected with described comparing unit 13, when the comparative result that described comparing unit 13 draws is no, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after described process arithmetic element 12 processes computing so that the sound timbre of specific sound-producing device output keeps highly consistent with original tonequality.
Wherein: described sensor unit 11 is additionally operable to the vibration data of target sound that sensing exports from specific sound-producing device, described target sound includes the music or other voice datas that have reached promising result after tuner or sound specialist regulate Graphic equalizer or other equipment;
Described process arithmetic element 12, obtains audio reference data after being additionally operable to the vibration data of the target sound that described sensor unit 11 senses is carried out to process computing;
Described memory element 10, is connected with described process arithmetic element 12, and for storing the audio reference data that described process arithmetic element 12 obtains, the described audio reference data of storage can be Wave data.
Forgoing describe and the embodiment of the present invention utilize sensor monitor and feed back the method and apparatus of audio, described method and apparatus all applies in sound effect system, build the feedback system of sound, carry out necessary correction and compensation to playing sound so that it is keep the consistent of height with former tonequality. Below in conjunction with Fig. 3, the sound effect system in the embodiment of the present invention is described.
Referring to Fig. 3, it it is a kind of structural representation of sound effect system in the embodiment of the present invention, including: preamplifier 2, Graphic equalizer 3, power amplifier 4 and specific sound-producing device 5, wherein, described specific sound-producing device 5 can be audio amplifier or other sound-producing devices. Described Graphic equalizer 3 is connected between described preamplifier 2 and described power amplifier 4, specific sound-producing device 5 is connected with described power amplifier 4, described sound effect system also includes aforesaid utilizing sensor to monitor and feeding back the device 1 of audio, described sound effect system increases described utilize sensor to monitor and feed back the device 1 of audio can realize Graphic equalizer without tuner, the level of different frequency range it is automatically adjusted, it is achieved the effect of the best tonequality of reduction according to reference voice data;
In memory element 10 in described device 1, storage has sound reference data, and described audio reference data can be through what wired or wireless mode obtained from outside, it is also possible to is obtained in advance by this device;
Sensor unit 11 in described device 1 is placed near described specific sound-producing device 5, and for sensing the acoustical vibration data of described specific sound-producing device 5 output, described sensor unit 11 includes acceleration transducer and/or gyroscope;
Process arithmetic element 12 in described device 1 is connected with described sensor unit 11, and the acoustical vibration data for described sensor unit 11 is sensed obtain current sound data after carrying out process computing;
Comparing unit 13 in described device 1, it is connected with described memory element 10 and described process arithmetic element 12 respectively, the current sound data described process arithmetic element 12 obtained compare with the audio reference data of storage in described memory element 10, draw the comparative result whether current sound data and audio reference data are identical;
Control unit 14 in described device 1, it is connected with described comparing unit 13 and described Graphic equalizer 3 respectively, when comparative result for drawing at described comparing unit 13 is no, control Graphic equalizer 3 to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after described process arithmetic element 12 processes computing.
Wherein, sensor unit 11 in described device 1 is additionally operable to the vibration data of the target sound that sensing exports from specific sound-producing device, and described target sound includes the music or other voice datas that have reached promising result after tuner or sound specialist regulate Graphic equalizer or other equipment;
Process arithmetic element 12 in described device 1, obtains audio reference data after being additionally operable to the vibration data of the target sound that described sensor unit 11 senses is carried out to process computing;
Memory element 10 in described device 1, is connected with described process arithmetic element 12, for storing the audio reference data that described process arithmetic element 12 obtains.
When specifically applying, utilize the method or apparatus in the embodiment of the present invention or sound effect system, sensed the acoustical vibration data of specific sound-producing device output by sensor unit, described acoustical vibration data are filtered according to the sound of different Demand Design and Processing Algorithm carries out processing after computing, compare with the audio reference data prestored, described in the audio reference data that prestore can be the audio reference data anticipated through tuner or sound specialist, when described acoustical vibration data after data processing operation differ with described audio reference data, control Graphic equalizer to automatically adjust, in adjustment process, continue with sensor unit to go out to obtain the vibration data of feedback from specific sound-producing device loudspeaker, to do real-time correction, so that the acoustical vibration data of specific sound-producing device output after data processing operation with described audio reference data consistent, sound after so processed does not need the in-situ processing of tuner or sound specialist just can reach the effect consistent with the maintenance of original tonequality, Consumer's Experience can be improved.
Such as: party A-subscriber uses Graphic equalizer the sound frequency of music a to do enhancing or has weakened according to the hobby of oneself, and when the voice data regulated is play by specific sound-producing device, utilize the sensor unit in the method or apparatus in the embodiment of the present invention to sense the vibration data of this sound exported from specific sound-producing device, after described vibration data is processed computing, save as audio reference data b. if party A-subscriber wishes that its friend party B-subscriber can enjoy the works of oneself, described music a and sound reference data b can be passed to party B-subscriber by e-mail or the Internet by party A-subscriber, when the sound appliances of both sides are suitable, as long as audio reference data b is stored in the memory element in the sound effect system in the embodiment of the present invention by party B-subscriber, namely can pass through the sound feedback system got up by sensor unit construction utilizes Graphic equalizer to carry out necessary correction and the compensation of sound, user B just can enjoy the works of friend immediately, to play this works effect in its sound effect system highly consistent with user A. additionally, the device of voice changer class can also utilize the method and apparatus in the embodiment of the present invention, by the sound feedback system that sensor unit construction rises, sound is modified and compensates, the sound making the change of voice is more natural, for instance: first can extract female voice frequecy characteristic according to the vibration data of female voice, described female voice frequecy characteristic is saved as audio reference data, then according to method provided by the invention, current male voice can be changed over female voice, it is achieved men and women's change of voice, or being extract by other people sound characteristic and be stored as audio reference data, another one people can realize imitating the effect of other people sound by the method for the present invention, or by storing corresponding audio reference data, and according to its secondary changing certain musical instrument or triple-frequency harmonics, with the music that show style is different.
Implement the embodiment of the present invention, sensed the acoustical vibration data of specific sound-producing device output by sensor unit, to compare with the audio reference data prestored after described acoustical vibration data processing operation, when described acoustical vibration data after data processing operation differ with described audio reference data, control Graphic equalizer to automatically adjust, so that the acoustical vibration data of specific sound-producing device output are identical with described audio reference data after data processing operation, to ensure that tonequality and original tonequality keep highly consistent, by the best tonequality of Self-regulation track reduction, additionally, men and women's change of voice can also be realized by the audio reference data prestoring different, or realize imitating the effect of other people sound, or change secondary or the triple-frequency harmonics of certain musical instrument, carry out the music that show style is different, can effectively promote Consumer's Experience.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, can be by the hardware that computer program carrys out instruction relevant to complete, described program can be stored in a computer read/write memory medium, this program is upon execution, it may include such as the flow process of the embodiment of above-mentioned each side method. Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-OnlyMemory, ROM) or random store-memory body (RandomAccessMemory, RAM) etc.
Above disclosed it is only one preferred embodiment of the present invention, certainly can not limit the interest field of the present invention, the equivalent variations therefore made according to the claims in the present invention with this, still belong to the scope that the present invention contains.
Claims (6)
1. one kind utilizes sensor to monitor and feeds back the method for audio, it is characterised in that including:
When playing fixing music, it is arranged on the vibration data of the specific sound-producing device loudspeaker output of particular utterance device loudspeaker proximity sensing by sensor unit, avoids the noise being subject in air and the interference echoed simultaneously;
Compare with the audio reference data prestored after described vibration data is processed computing;
When described vibration data after data processing operation differs with described audio reference data, control Graphic equalizer to automatically adjust the level of different frequency range, so that the vibration data of specific sound-producing device output is identical with described audio reference data after the process computing of data correction and compensation;
Wherein, described sensor unit includes acceleration transducer and/or gyroscope.
2. the method for claim 1, it is characterised in that before the described vibration data being sensed the output of specific sound-producing device by sensor unit, also include:
The vibration data exported from specific sound-producing device is sensed by sensor unit;
The vibration data exported by described sound-producing device saves as audio reference data after processing computing.
3. one kind utilizes sensor to monitor and feeds back the device of audio, it is characterised in that including:
Memory element, for pre-stored voice reference data;
Sensor unit, for sensing the acoustical vibration data of specific sound-producing device output;
Processing arithmetic element, be connected with described sensor unit, the acoustical vibration data for described sensor unit is sensed obtain current sound data after carrying out process computing;
Comparing unit, it is connected with described memory element and described process arithmetic element respectively, the audio reference data that the current sound data described process arithmetic element obtained are stored up with described memory cell compare, and draw the comparative result whether current sound data and audio reference data are identical;
Control unit, it is connected with described comparing unit, when the comparative result that described comparing unit draws is no, control Graphic equalizer to automatically adjust the level of different frequency range, so that the acoustical vibration data of specific sound-producing device output process after computing identical with described audio reference data through described process arithmetic element;
Wherein, described sensor unit includes acceleration transducer and/or gyroscope.
4. device as claimed in claim 3, it is characterised in that:
Described sensor unit is additionally operable to the vibration data of the target sound that sensing exports from specific sound-producing device;
Described process arithmetic element, obtains audio reference data after being additionally operable to the vibration data of the target sound that described sensor unit senses is carried out to process computing;
Described memory element, is connected with described process arithmetic element, for storing the audio reference data that described process arithmetic element obtains.
5. a sound effect system, including preamplifier, Graphic equalizer, power amplifier and specific sound-producing device, described Graphic equalizer is connected between described preamplifier and described power amplifier, specific sound-producing device is connected with described power amplifier, it is characterized in that, described sound effect system also includes utilizing sensor to monitor and feeding back the device of audio described in claim 4;
In memory element in described device, storage has sound reference data;
Sensor unit in described device is placed near described specific sound-producing device, for sensing the acoustical vibration data of described specific sound-producing device output;
Process arithmetic element in described device is connected with described sensor unit, and the acoustical vibration data for described sensor unit is sensed obtain current sound data after carrying out process computing;
Comparing unit in described device, it is connected with described memory element and described process arithmetic element respectively, the audio reference data that the current sound data described process arithmetic element obtained are stored up with described memory cell compare, and draw the comparative result whether current sound data and audio reference data are identical;
Control unit in described device, it is connected with described comparing unit and described Graphic equalizer respectively, when comparative result for drawing at described comparing unit is no, control Graphic equalizer to automatically adjust the level of different frequency range, so that the acoustical vibration data of specific sound-producing device output process after computing identical with described audio reference data through described process arithmetic element;
Wherein, the sensor unit in described device includes acceleration transducer and/or gyroscope.
6. system as claimed in claim 5, it is characterised in that:
Sensor unit in described device is additionally operable to the vibration data of the target sound that sensing exports from specific sound-producing device;
Process arithmetic element in described device, obtains audio reference data after being additionally operable to the vibration data of the target sound that described sensor unit senses is carried out to process computing;
Memory element in described device, is connected with described process arithmetic element, for storing the audio reference data that described process arithmetic element obtains.
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| CN102682766A (en) * | 2012-05-12 | 2012-09-19 | 黄莹 | Self-learning lover voice swapper |
| US9084059B2 (en) | 2012-06-08 | 2015-07-14 | Apple Inc. | Electronic audio device to determine matching and non-matching speakers |
| CN104023298B (en) * | 2013-03-01 | 2017-04-19 | 联想(北京)有限公司 | Signal processing method and electronic equipment |
| CN103929691A (en) * | 2014-03-20 | 2014-07-16 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN105282648A (en) * | 2015-11-09 | 2016-01-27 | 无锡市车后科技有限公司 | Automobile sound equipment control system |
| CN106157962B (en) * | 2016-06-16 | 2017-10-27 | 广东欧珀移动通信有限公司 | A kind of sound effect treatment method and mobile terminal |
| CN106205581A (en) * | 2016-07-21 | 2016-12-07 | 福建工程学院 | Stringed musical instrument automatic tuning method based on radio sensing network |
| WO2021226628A2 (en) | 2020-05-04 | 2021-11-11 | Shure Acquisition Holdings, Inc. | Intelligent audio system using multiple sensor modalities |
| US11985488B2 (en) | 2021-05-26 | 2024-05-14 | Shure Acquisition Holdings, Inc. | System and method for automatically tuning digital signal processing configurations for an audio system |
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Inventor after: Liao Mingzhong Inventor after: Luo Fuqiang Inventor before: Liao Mingzhong |
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Effective date of registration: 20160325 Address after: 518049 Guangdong, Futian District Meilin Road, No. three, blue sky, green homes are attached to the third floor of the building Applicant after: SHENZHEN YUHENG INTERACTIVE TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 523000 Guangdong Province, Dongguan Nancheng District grand town green ivy building 502 7 Applicant before: Liao Mingzhong |
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Effective date of registration: 20231109 Address after: 410000 East Side, 6th Floor, Building A, Entrepreneurship Building, University Science Park, No. 283, Middle Section of Xiaoxiang Avenue, Juzizhou Street, Yuelushan University Science and Technology City, Changsha City, Hunan Province Patentee after: Zhongke Shengyang Information Technology Co.,Ltd. Address before: 518049, Guangdong, Shenzhen Futian District Meilin Road, No. three, blue sky green homes on the third floor of the annex Patentee before: SHENZHEN YUHENG INTERACTIVE TECHNOLOGY DEVELOPMENT Co.,Ltd. |
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