CN106851469A - It is a kind of to adjust the method and apparatus that audio amplifier exports audio - Google Patents
It is a kind of to adjust the method and apparatus that audio amplifier exports audio Download PDFInfo
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- CN106851469A CN106851469A CN201710083927.XA CN201710083927A CN106851469A CN 106851469 A CN106851469 A CN 106851469A CN 201710083927 A CN201710083927 A CN 201710083927A CN 106851469 A CN106851469 A CN 106851469A
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- audio
- current location
- location information
- user
- audio amplifier
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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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
-
- 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
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
Abstract
The method and apparatus that audio amplifier exports audio are adjusted the invention discloses a kind of.Wherein, a kind of method for adjusting audio amplifier output audio includes：The current location information of user is gathered, it is determined that present video parameter corresponding with current location information, the adjust instruction of adjustment audio frequency parameter is sent to audio amplifier, so that it is the audio of present video parameter that audio amplifier exports audio frequency parameter according to adjust instruction.Audio-frequence player device is before control audio amplifier output audio-frequency information, collect the current location information of user, current location information according to user determines the present video parameter of the audio to be exported, adjust instruction is sent to audio amplifier so that audio amplifier output audio frequency parameter is the audio-frequency information of identified present video parameter；The present invention program can provide the user the optimal audio-frequency information of acoustical quality according to the positional information of user, enhance audio experience of the user to audio-frequence player device, improve Consumer's Experience.
Description
Technical field
The present invention relates to field of audio processing, more particularly to a kind of method and apparatus for adjusting audio amplifier output audio.
Background technology
Audio amplifier is a kind of equipment that audio signal can be transformed to sound, is applied to many audio-frequence player devices, for example electricity
Depending on machine, CD player, DVD player and cassette recorder etc..
The audio amplifier that carries of current television set is roughly divided into two kinds of forms, and the first is that audio amplifier is assemblied in the television set module back of the body
Plate, second audio amplifier is separately positioned at the outside of television set.The audio amplifier of the first form down or backwards sounding, second form
Audio amplifier due to acoustic environment preferably, can sounding forward, sound effect is preferable；But the either television baffle box of which kind of form
Sounding, audio amplifier all functions without directive property sounding.
For example, it is generally recognized that optimum position during viewing TV is the position taken one's seat against the centre of video screen
(at 3-5 meters usually immediately ahead of television set), this is not only the optimum position of vision, is also the optimum position of the sense of hearing；Due to
The audio amplifier design of television set is orientation sounding, and the position in the middle of the sofa at 3-5 meters immediately ahead of television set is set to tonequality by manufacturer
Optimal distance, the adjustment of audio frequency parameter is also to take this as the standard；But if user is sitting on the side of sofa, then it is not at tonequality
Optimal distance, the acoustical quality that user experiences is just good without the position in the middle of sofa, and Consumer's Experience is bad.
The content of the invention
To solve Related Technical Issues, the present invention provides a kind of method and apparatus for adjusting audio amplifier output audio, realizes sound
Case provides the user the optimal audio-frequency information of acoustical quality.
To achieve the above object, the embodiment of the present invention is adopted the following technical scheme that：
In a first aspect, a kind of method for adjusting audio amplifier output audio is the embodiment of the invention provides, including：
Gather the current location information of user；
It is determined that present video parameter corresponding with the current location information；
The adjust instruction of adjustment audio frequency parameter is sent to audio amplifier, so that the audio amplifier exports audio according to the adjust instruction
Parameter is the audio of the present video parameter.
Second aspect, the embodiment of the present invention also accordingly provides a kind of device for adjusting audio amplifier output audio, including：
Current location information acquisition module, the current location information for gathering user；
Present video parameter determination module, for determining present video parameter corresponding with the current location information；
Adjust instruction sending module, the adjust instruction for sending adjustment audio frequency parameter to audio amplifier, so that the audio amplifier root
According to the audio that adjust instruction output audio frequency parameter is the present video parameter.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought：
In the technical program, audio-frequence player device collected the current of user before control audio amplifier output audio-frequency information
Positional information, the current location information according to user determines the present video parameter of the audio to be exported, and adjustment is sent to audio amplifier
Instruction so that audio amplifier output audio frequency parameter is the audio-frequency information of identified present video parameter, can be according to the position of user
Information provides the user the optimal audio-frequency information of acoustical quality, enhances audio experience of the user to audio-frequence player device, improves
Consumer's Experience.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, institute in being described to the embodiment of the present invention below
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the invention
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also implement according to the present invention
The content and these accompanying drawings of example obtain other accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of the method for adjustment audio amplifier output audio that the embodiment of the present invention one is provided；
Fig. 2A is a kind of schematic flow sheet of the method for adjustment audio amplifier output audio that the embodiment of the present invention two is provided；
Fig. 2 B are a kind of structural representations of many audio amplifiers of TV that the embodiment of the present invention two is provided；
Fig. 3 is a kind of configuration diagram of the device of adjustment audio amplifier output audio that the embodiment of the present invention three is provided.
Specific embodiment
For make present invention solves the technical problem that, the technical scheme that uses and the technique effect that reaches it is clearer, below
The technical scheme of the embodiment of the present invention will be described in further detail with reference to accompanying drawing, it is clear that described embodiment is only
It is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, those skilled in the art exist
The every other embodiment obtained under the premise of creative work is not made, the scope of protection of the invention is belonged to.
Embodiment one
Fig. 1 is refer to, it is that a kind of flow of method of adjustment audio amplifier output audio that the embodiment of the present invention one is provided is shown
It is intended to.The method of the present embodiment can be by the master chip of the audio-frequence player devices such as television set, CD player, DVD player or cassette recorder
To perform, the scene that audio-frequence player device exports audio by audio amplifier is can be applied to.
The method that a kind of adjustment audio amplifier that the present embodiment is provided exports audio, may include steps of：
S110：Gather the current location information of user.
Exemplary, current location information refers to the positional information of user's comparative audio playback equipment, can specifically be embodied
Coordinate information, azimuth information, distance for user's comparative audio playback equipment etc..Audio-frequence player device gathers the present bit of user
Confidence breath can have many middle implementations, for example by the position of the sensor sensing user on audio-frequence player device, by sound
Camera on frequency playback equipment is taken pictures and determines the orientation or direction of user's comparative audio playback equipment.
S120：It is determined that present video parameter corresponding with current location information.
Exemplary, in the direction of the audio frequency parameter including amplitude, sound delay, acoustic pressure and audio amplifier of audio at least one
It is individual, can also including frequency response etc. other specification, wherein, the direction of audio amplifier refers to mechanical angle (many audio amplifiers of loudspeaker in audio amplifier
In loudspeaker all can be rotation).It is determined that present video parameter corresponding with current location information can have various realization sides
Formula, for example, the conversion algorithm according to current location information and setting calculates current corresponding audio frequency parameter, or according to position
Preset Standard Map relation between information and audio frequency parameter determines current corresponding audio frequency parameter etc., the embodiment of the present invention
Two pairs determine that present video parameter gives optional implementation method, and not in this to go forth.
S130：The adjust instruction of adjustment audio frequency parameter is sent to audio amplifier, so that audio amplifier exports audio ginseng according to adjust instruction
Number is the audio of present video parameter.
Exemplary, when audio-frequence player device determines above-mentioned present video parameter with the default audio parameter for exporting audio not
Meanwhile, audio-frequence player device sends the adjust instruction of adjustment audio frequency parameter to its audio amplifier for configuring, and audio amplifier is according to the adjust instruction
It is the audio of present video parameter that audio frequency parameter will be exported.It should be noted that when audio-frequence player device determines above-mentioned current sound
When frequency parameter is identical with the default audio parameter of output audio, then S130 need not be performed.
To sum up, in the technical program, audio-frequence player device collected user before control audio amplifier output audio-frequency information
Current location information, current location information according to user determines the present video parameter of the audio to be exported, sent out to audio amplifier
Go out adjust instruction so that audio amplifier output audio frequency parameter is the audio-frequency information of identified present video parameter, can be according to user
Positional information provide the user the optimal audio-frequency information of acoustical quality, enhance sense of hearing body of the user to audio-frequence player device
Test, improve Consumer's Experience.
Embodiment two
Fig. 2A and Fig. 2 B are refer to, wherein, Fig. 2A is a kind of adjustment audio amplifier output audio that the embodiment of the present invention two is provided
Method schematic flow sheet, Fig. 2 B be the embodiment of the present invention two provide a kind of many audio amplifiers of TV structural representation.This reality
Apply differring primarily in that for example and embodiment one, it is further provided optional embodiment party corresponding with each step in embodiment one
Formula.
As shown in Figure 2 A, the method that a kind of adjustment audio amplifier that the present embodiment is provided exports audio, may include steps of：
S210：Gather the current location information of user.
Exemplary, so that video playback apparatus are as television set as an example, for example, a thunder can be set on television set
Up to sensor, the current location information of user is gathered by radar sensor, current location information is the seat of user current location
Mark information；It is possible to further determine the distance between user and television set and/or direction according to coordinate information.Radar is sensed
Device is used for household electric product, and high precision belongs to indoor positioning technologies, using electromagnetic wave principle, can within the specific limits, and foundation
The active situation of user, draws the coordinate information of user present position.
Again for example, a camera can be set on television set, the present bit confidence of user is gathered by camera
Breath, current location information is the current location fix information of user.The photograph that television set master chip shoots according to camera to user
Piece determines the azimuth information of user, such as positioned at the front of television set, left front or north-east etc..
It should be noted that radar sensor or camera do not possess logic processing capability, it is therefore desirable to for radar is passed
Sensor or camera configure a microcontroller, for entering line number between radar sensor or camera and television set master chip
According to interaction.
S220：According to current location information and the mapping relations of audio frequency parameter, carried out in preset audio parameter reference table
Inquiry, to determine corresponding present video parameter.
Exemplary, an audio frequency parameter reference table, audio ginseng can be prestored in the database of system for TV set
Number reference table includes the mapping relations between different positional information and audio frequency parameter, then when the current location information of user determines
When, according to the mapping relations in audio frequency parameter reference table, it may be determined that present video parameter corresponding with current location information.Its
In, current location information includes the distance and azimuth information of the current relative television set of user.
The cause of the mapping relations in the reason for further illustrate adjustment audio frequency parameter and audio frequency parameter reference table, below
For example it is bright：
As shown in Figure 2 B, many audio amplifier TVs of 5.1 sound channels are configured with audio amplifier 1, audio amplifier 2, audio amplifier 3, audio amplifier 4 and audio amplifier 5, survey
The rate-adaptive pacemaker of audition frequency is 20HZ-20KHZ.Under default situations, usual television set is to be in certain immediately ahead of television set with user
Individual position (such as at the 3.5 meters of positions in television set front) sets audio frequency parameter so that the sound that five audio amplifiers send is in the position
The time difference at the place of putting and amplitude difference are the perfect condition for going to zero.
For example, when user is located at right side (i.e. this side of audio amplifier 5) of television set, if each audio amplifier is according to acquiescence
Audio frequency parameter output audio, then user hear that the sound of the output of audio amplifier 1 and the amplitude of sound of the output of audio amplifier 5 are that have difference
, away from user it is nearer audio amplifier 5 output sound acoustic pressure it is larger, away from user farther out audio amplifier 1 output sound acoustic pressure compared with
It is small, and be also have the time difference between user hears the sound that two audio amplifiers send.Similarly, in default situations, user listens
Amplitude to five five sound of audio amplifier output has bigger difference, and user hears that the order of the sound that each audio amplifier sends is followed successively by
Audio amplifier 5, audio amplifier 4, audio amplifier 3, audio amplifier 2 and audio amplifier 1, it is also successively such order that amplitude is descending.So when television set is pressed
The audio frequency parameter that default situations are set is when sending a section audio, and the sound that five audio amplifiers send respectively passes to the reverberation of human ear just very
Greatly, the definition of the sound heard is relatively low, and the third dimension of the sound heard is poor, and causes the main cause of these defects to be all
The distance between each audio amplifier and user differ.
For realize user be located at certain position of the right side of television set when, the time difference of the sound that each audio amplifier heard sends and
Amplitude difference goes to zero, and television set can gather the current location information of user by radar sensor or camera, according to
Preset algorithm and the current location information of user, can respectively calculate the audio of each audio amplifier output in the current location of user
The sound delay at place, amplitude and orientation information of loudspeaker etc. in audio amplifier, wherein, mainly the distance in positional information is counted
The audio frequency parameters such as corresponding sound delay, amplitude are calculated, the azimuth information in positional information determines the orientation information of loudspeaker.
To count the desired audio parameter in the certain limit of television set present position corresponding to position, for example, with TV
It is 400 grid blocks of 20*20 by the region division of 20m*20m around television set, to count each grid block centered on machine
The corresponding audio frequency parameter in place, collects positional information of each grid block with respect to television set respectively, according to preset algorithm and respectively
The positional information of grid block, can calculate respectively the audio of each audio amplifier output the corresponding sound delay in each grid block place,
The audio frequency parameters such as the orientation information of amplitude and loudspeaker, the positional information of the audio frequency parameter that will be calculated respectively and each grid block is one by one
Correspondence establishment audio frequency parameter reference table, you can the mapping relations set up between the positional information of user and audio frequency parameter, counts
User is in audio frequency parameter corresponding during various location.
In the present embodiment, above-mentioned audio frequency parameter reference table is preset with system for TV set, working as user need to be only got
Front position information, you can determine the present video corresponding with the current location information by calling inquiry audio frequency parameter reference table
Parameter.
It should be noted that the embodiment of the present invention except can be adjusted according to customer location output audio audio frequency parameter it
Outward, the audio frequency parameter of output audio can also be adjusted according to the difference of local environment, for example, television set can utilize TV remote
Microphone feedback sound on device, and according to the environment of surrounding, the audio frequency parameter of adjust automatically this equipment, the tool of its Self-regulation track
Body running principle is：The audio amplifier of television set sends a section audio, and receives audio by the microphone on remote control, mainly connects
Quiet down the parameter such as frequency response of sound, and feeds back to television set master chip, so as to calculate current acoustic impacts degree, such as environment
Reflection case, sound by trap etc., thus television set is according to the criteria optimization of audio and adjusts audio frequency parameter.
S230：Television set master chip sends the adjust instruction of adjustment audio frequency parameter to audio amplifier master chip.
Exemplary, after television set master chip determines present video parameter corresponding with the current location information of user, to
Audio amplifier master chip sends adjust instruction, and it is the audio of present video parameter to indicate each audio amplifier output audio frequency parameter.
To sum up, in the technical program, television set before control audio amplifier output audio-frequency information, by radar sensor or
Camera collects the current location information of user, the current location information inquiry audio frequency parameter reference table according to user, it is determined that
The present video parameter of the audio to be exported, television set master chip sends adjust instruction to audio amplifier master chip so that audio amplifier is exported
Audio frequency parameter is the audio-frequency information of identified present video parameter, can provide the user tonequality according to the positional information of user
The audio-frequency information of best results, enhances audio experience of the user to audio-frequence player device, improves Consumer's Experience.
It is below a kind of embodiment of the device for adjusting audio amplifier output audio provided in an embodiment of the present invention, one kind adjustment sound
The device of case output audio belongs to same inventive concept with a kind of above-mentioned method for adjusting audio amplifier output audio, in the reality of method
The detail content of not detailed description in example is applied, the embodiment of the above method is refer to.
Embodiment three
Fig. 3 is refer to, it is that a kind of framework of device of adjustment audio amplifier output audio that the embodiment of the present invention three is provided shows
It is intended to.
As shown in figure 3, a kind of adjustment audio amplifier that the present embodiment is provided exports the device 300 of audio, can include in following
Hold：
Current location information acquisition module 310, the current location information for gathering user.
Preferably, current location information acquisition module 310 specifically for：
The current location information of user is gathered by radar sensor, current location information is the coordinate of user current location
Information；Or
The current location information of user is gathered by camera, current location information is believed for the orientation of user current location
Breath；
Current location information acquisition module 310 also particularly useful for：
Current location information of the user relative to television set is gathered, current location information includes distance and/or direction.
Present video parameter determination module 320, for determining present video parameter corresponding with current location information.
Preferably, present video parameter determination module 320 specifically for：
According to current location information and the mapping relations of audio frequency parameter, inquired about in preset audio parameter reference table,
To determine corresponding present video parameter；
Wherein, audio frequency parameter includes at least one of direction of amplitude, sound delay, acoustic pressure and audio amplifier.
Adjust instruction sending module 330, for audio amplifier send adjustment audio frequency parameter adjust instruction so that audio amplifier according to
Adjust instruction output audio frequency parameter is the audio of present video parameter.
Preferably, adjust instruction sending module 330 is configured at television set master chip, specifically for：
Television set master chip sends the adjust instruction of adjustment audio frequency parameter to audio amplifier master chip.
To sum up, in the technical program, audio-frequence player device collected user before control audio amplifier output audio-frequency information
Current location information, current location information according to user determines the present video parameter of the audio to be exported, sent out to audio amplifier
Go out adjust instruction so that audio amplifier output audio frequency parameter is the audio-frequency information of identified present video parameter, can be according to user
Positional information provide the user the optimal audio-frequency information of acoustical quality, enhance sense of hearing body of the user to audio-frequence player device
Test, improve Consumer's Experience.
Note, above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although the present invention is carried out by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
More other Equivalent embodiments can be included, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. it is a kind of to adjust the method that audio amplifier exports audio, it is characterised in that including：
Gather the current location information of user；
It is determined that present video parameter corresponding with the current location information；
The adjust instruction of adjustment audio frequency parameter is sent to audio amplifier, so that the audio amplifier exports audio frequency parameter according to the adjust instruction
It is the audio of the present video parameter.
2. the method for claim 1, it is characterised in that the determination current sound corresponding with the current location information
Frequency parameter includes：
According to the current location information and the mapping relations of audio frequency parameter, inquired about in preset audio parameter reference table,
To determine corresponding present video parameter.
3. the method for claim 1, it is characterised in that the executive agent of methods described is television set master chip, then institute
Stating the adjust instruction for sending adjustment audio frequency parameter to audio amplifier includes：
Television set master chip sends the adjust instruction of adjustment audio frequency parameter to audio amplifier master chip.
4. the method for claim 1, it is characterised in that the audio frequency parameter includes amplitude, sound delay, acoustic pressure and sound
At least one of direction of case.
5. the method for claim 1, it is characterised in that the current location information of the collection user, including：
The current location information of user is gathered by radar sensor, the current location information is the coordinate of user current location
Information；Or
The current location information of user is gathered by camera, the current location information is believed for the orientation of user current location
Breath.
6. the method for claim 1, it is characterised in that the current location information of the collection user, including：
Current location information of the user relative to television set is gathered, the current location information includes distance and/or direction.
7. it is a kind of to adjust the device that audio amplifier exports audio, it is characterised in that including：
Current location information acquisition module, the current location information for gathering user；
Present video parameter determination module, for determining present video parameter corresponding with the current location information；
Adjust instruction sending module, the adjust instruction for sending adjustment audio frequency parameter to audio amplifier, so that the audio amplifier is according to institute
State the audio that adjust instruction output audio frequency parameter is the present video parameter.
8. device as claimed in claim 7, it is characterised in that the present video parameter determination module specifically for：
According to the current location information and the mapping relations of audio frequency parameter, inquired about in preset audio parameter reference table,
To determine corresponding present video parameter；
Wherein, the audio frequency parameter includes at least one of direction of amplitude, sound delay, acoustic pressure and audio amplifier.
9. device as claimed in claim 7, it is characterised in that the adjust instruction sending module is configured at TV owner's core
Piece, specifically for：
Television set master chip sends the adjust instruction of adjustment audio frequency parameter to audio amplifier master chip.
10. device as claimed in claim 7, it is characterised in that the current location information acquisition module specifically for：
The current location information of user is gathered by radar sensor, the current location information is the coordinate of user current location
Information；Or
The current location information of user is gathered by camera, the current location information is believed for the orientation of user current location
Breath；
The current location information acquisition module also particularly useful for：
Current location information of the user relative to television set is gathered, the current location information includes distance and/or direction.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083927.XA CN106851469A (en) | 2017-02-16 | 2017-02-16 | It is a kind of to adjust the method and apparatus that audio amplifier exports audio |
| PCT/CN2018/073828 WO2018149275A1 (en) | 2017-02-16 | 2018-01-23 | Method and apparatus for adjusting audio output by speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710083927.XA CN106851469A (en) | 2017-02-16 | 2017-02-16 | It is a kind of to adjust the method and apparatus that audio amplifier exports audio |
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| CN106851469A true CN106851469A (en) | 2017-06-13 |
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ID=59129001
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| CN201710083927.XA Pending CN106851469A (en) | 2017-02-16 | 2017-02-16 | It is a kind of to adjust the method and apparatus that audio amplifier exports audio |
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| WO (1) | WO2018149275A1 (en) |
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| CN107506171A (en) * | 2017-08-22 | 2017-12-22 | 深圳传音控股有限公司 | Audio-frequence player device and its effect adjusting method |
| WO2018068689A1 (en) * | 2016-10-11 | 2018-04-19 | 杭州萤石网络有限公司 | Volume adjustment method and device |
| CN108347669A (en) * | 2018-04-18 | 2018-07-31 | 深圳市健马科技发展有限公司 | A kind of angle adjustable loudspeaker box structure, sound system and adjusting method |
| CN108347673A (en) * | 2018-03-30 | 2018-07-31 | 上海与德科技有限公司 | A kind of control method of intelligent sound box, device, storage medium and intelligent sound box |
| CN108391204A (en) * | 2018-03-27 | 2018-08-10 | 深圳市沃特沃德股份有限公司 | The method and apparatus for adjusting speaker audio based on environment sensing |
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| CN113179401A (en) * | 2021-05-18 | 2021-07-27 | 康佳集团股份有限公司 | Sound field correction method, terminal and computer readable storage medium |
| CN113645560A (en) * | 2020-04-27 | 2021-11-12 | 青岛海尔多媒体有限公司 | Method and device for controlling voice box group and voice box equipment |
| CN114125138A (en) * | 2021-10-29 | 2022-03-01 | 歌尔科技有限公司 | Volume adjustment optimization method and device, electronic equipment and readable storage medium |
| CN114422932A (en) * | 2021-12-31 | 2022-04-29 | 广州小鹏汽车科技有限公司 | Sound field adjusting method, system, device, vehicle and storage medium |
| CN114554352A (en) * | 2022-02-10 | 2022-05-27 | Oppo广东移动通信有限公司 | Distributed loudspeaker box control method and device, electronic equipment and storage medium |
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