CN108391204A - The method and apparatus for adjusting speaker audio based on environment sensing - Google Patents
The method and apparatus for adjusting speaker audio based on environment sensing Download PDFInfo
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- CN108391204A CN108391204A CN201810259521.7A CN201810259521A CN108391204A CN 108391204 A CN108391204 A CN 108391204A CN 201810259521 A CN201810259521 A CN 201810259521A CN 108391204 A CN108391204 A CN 108391204A
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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
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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
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Abstract
Present invention is disclosed a kind of method and apparatus adjusting speaker audio based on environment sensing, wherein method acquires the first data information of ambient enviroment to establish the first spatial model including the use of laser radar；The configuration of the speaker audio is adjusted according to first spatial model.The method and apparatus for adjusting speaker audio based on environment sensing provided in the present invention to reach accurate modeling, and then realize the purpose precisely adjusted to speaker audio by incuding accurate perception of the radar to ambient enviroment.
Description
Technical field
The present invention relates to intelligent sound box technical fields, more particularly to a kind of side adjusting speaker audio based on environment sensing
Method and device.
Background technology
Intelligent sound box is gradually popularized at present, but current intelligence is mainly reflected in interact aspect of the user with speaker, less
It is related to active probe of the speaker to environment.
Having on speaker is currently used in detect environment using high frequency sound wave (ultrasonic wave), this detection mode by
It is relatively low in ultrasonic wave modeling accuracy, it can only identify that substantially deformation changes, and the change of ambient enviroment can not be accurately induced, no
It can realize that speaker audio changes the effect adjusted in real time according to environment.
Invention content
The main object of the present invention is to provide a kind of method and apparatus adjusting speaker audio based on environment sensing, it is intended to be solved
Certainly existing speaker can not achieve the technical issues of speaker audio changes adjustment in real time according to environment.
The present invention proposes a kind of method adjusting speaker audio based on environment sensing, including：Week is acquired using laser radar
First data information in collarette border is to establish the first spatial model；It is special that speaker audio output is adjusted according to first spatial model
Property.
Further, described the step of speaker audio output characteristics are adjusted according to first spatial model, including：Judge
Whether the deformation quantity of the second space model stored in first spatial model and database is less than preset deformation quantity threshold value,
The spatial mode that the second space model is established by preceding primary the second data information for being acquired ambient enviroment using laser radar
Type；If so, carrying out non-initialization adjustment to the speaker audio output characteristics according to preset rules；If it is not, then by described
One data information replaces second data information memory in the database, and initializes the speaker.
Further, the step that according to preset rules the speaker audio output characteristics are carried out with non-initialization adjustment
Suddenly, including：If the speaker is to start after initializing, the currently playing audio output characteristics of the speaker are kept；If described
Speaker in use, is then finely adjusted currently playing audio output characteristics according to the deformation quantity.
Further, described to acquire the first data information of ambient enviroment using laser radar to establish the first spatial model
The step of, including：Control the data information that the laser radar acquires ambient enviroment according to assigned frequency, the data packets
Include first data information；First spatial model is established according to first data information.
Further, the deformation quantity of the second space model for judging to store in first spatial model and database
The step of whether being less than preset deformation quantity threshold value, including：By the modeling figure of established model in first spatial model
The modeling figure that model is established with the second space model stored in database carries out area comparison and profile deformation quantity respectively
Comparison；If the difference in areas and profile deformation quantity difference of comparison are respectively less than corresponding predetermined threshold value, it is determined that first spatial model
It is less than preset deformation quantity threshold value with the deformation quantity of the second space model stored in database.
The present invention also proposes a kind of device adjusting speaker audio based on environment sensing, including：Data acquire modeling unit,
For acquiring the first data information of ambient enviroment using laser radar to establish the first spatial model；Audio configuration unit is used
According to first spatial model adjustment speaker audio output characteristics.
Further, the audio configuration unit, including：Judgment module, for judging first spatial model and number
Whether it is less than preset deformation quantity threshold value according to the deformation quantity of the second space model stored in library, before the second space model is
The spatial model that primary the second data information using laser radar acquisition ambient enviroment is established；Configuration module, in institute
When stating determination module and being judged as YES, then non-initialization is carried out to speaker audio output characteristics according to preset rules and adjusted；Initialization
First data information when being judged as NO for the determination module, is then replaced second data information memory by module
In the database, and initialize the speaker.
Further, the configuration module, including：First configuration submodule, if being to be opened after initializing for the speaker
It is dynamic, then keep the currently playing audio output characteristics of the speaker；Second configuration submodule, if being used for the speaker
Cheng Zhong is then finely adjusted currently playing audio output characteristics according to the deformation quantity.
Further, the data acquire modeling unit, including：Cycle data acquisition module, for controlling the laser
Radar acquires the data information of ambient enviroment according to assigned frequency, and the data information includes first data information；Data
Modeling module, for establishing first spatial model according to first data information.
Further, the judgment module further includes：Area and profile deformation quantity compare submodule, for by described the
The second space model stored in the modeling figure of established model and database in one spatial model establishes the modeling of model
Figure carries out area comparison and the comparison of profile deformation quantity respectively；Order determination sub-module, if difference in areas and profile for comparison
Deformation quantity difference is respectively less than corresponding predetermined threshold value, it is determined that the second space mould stored in first spatial model and database
The deformation quantity of type is less than preset deformation quantity threshold value.
It is provided by the invention that the method and apparatus of speaker audio are adjusted by incuding radar to ring around based on environment sensing
The accurate perception in border to reach accurate modeling, and then realizes the purpose precisely adjusted to speaker audio.
Description of the drawings
Fig. 1 is that the present invention is based on the flow diagrams of the method for environment sensing adjustment speaker audio；
Fig. 2 is that the present invention is based on the structural schematic diagrams of the device of environment sensing adjustment speaker audio；
Fig. 3 is that the present invention is based on the structural schematic diagrams of the audio configuration unit of the device of environment sensing adjustment speaker audio；
Fig. 4 is that the present invention is based on the structural schematic diagrams of the configuration module of the device of environment sensing adjustment speaker audio；
Fig. 5 is that the present invention is based on the structural schematic diagrams of the judgment module of the device of environment sensing adjustment speaker audio.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes.Obviously, described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
To be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Referring to Fig.1, the present invention provides a kind of method adjusting speaker audio based on environment sensing, including：
S1, the first data information of ambient enviroment is acquired to establish the first spatial model using laser radar；
S2, speaker audio output characteristics are adjusted according to the first spatial model.
In one embodiment, in step S1, ambient enviroment is scanned by laser radar, obtains the first of ambient enviroment
First data information of acquisition is integrated screening, establishes out the first spatial model by data information.In step S2, according to what is obtained
First spatial model carries out corresponding adjustment to speaker audio, the audio of speaker is enable to be adapted to the first established space
Model.
Wherein, S2, according to the first spatial model adjust speaker audio output characteristics include：
S21, judge whether first spatial model and the deformation quantity of the second space model stored in database are less than
Preset deformation quantity threshold value, the second space model are that preceding primary the second data that ambient enviroment is acquired using laser radar are believed
The established spatial model of breath；
S22, it is adjusted if so, carrying out non-initialization to the speaker audio output characteristics according to preset rules；
S23, if it is not, the first data information is then replaced the second data information memory in database, and initialize speaker.
The second space model that when starting last time laser radar is established is stored in database, by the first spatial model with
Second space model carries out the comparison of deformation quantity change, judges whether the two spatial model knots modifications can be less than preset threshold
Value, threshold value are set as 20%.
If by comparison, the first spatial model is less than preset threshold value with the comparison of second space model, then according to preset
Rule carries out speaker audio output characteristics the adjustment of non-initialization.If by comparison, the first spatial model and second space mould
Type comparison is greater than or equal to preset threshold value, then the first data information is replaced the second data information memory in database, and
Initialization process is carried out to speaker according to the data information stored again, it is special with the data configuration speaker audio output of newest storage
Property.
S21, judge the deformation quantity of the second space model stored in the first spatial model and database whether less than default
Deformation quantity threshold value include：
S211, the second space that will be stored in the modeling figure of established model in first spatial model and database
The modeling figure that model establishes model carries out area comparison and the comparison of profile deformation quantity respectively；
If S212, the difference in areas of comparison and profile deformation quantity difference are respectively less than corresponding predetermined threshold value, it is determined that described first
The deformation quantity of the second space model stored in spatial model and database is less than preset deformation quantity threshold value.
The deformation quantity comparison of first spatial model and second space model includes modeling difference in areas comparison and the model of figure
Profile deformation quantity difference compares, by judge to store in the modeling figure of established model and database in the first spatial model the
Whether the difference in areas comparison and/or the comparison of profile deformation quantity difference of the modeling figure of the established model of two spatial models are less than 20%,
If the difference in areas and profile deformation quantity difference of comparison are respectively less than 20%, it is determined that second stored in the first spatial model and database
The deformation quantity of spatial model is less than preset deformation quantity threshold value.
S22, include to the progress non-initialization adjustment of speaker audio configuration according to preset rules：
If S221, the speaker are to start after initializing, the currently playing audio output characteristics of the speaker are kept；
If S222, the speaker are in use, according to the deformation quantity to currently playing audio output characteristics into
Row fine tuning.
When carrying out non-initialization to speaker audio, start after speaker is initialization when deformation quantity is less than threshold value,
Knots modification will not play speaker and cause to influence too much, keep the currently playing audio output characteristics of speaker.If speaker is using
In the process, can according to deformation quantity change number, speaker audio is finely adjusted, it is ensured that speaker can be reached according to the change of environment
To best configuration.
Wherein, step S1, using the first data information of laser radar acquisition ambient enviroment to establish the first spatial model,
Including：
S11, the control laser radar acquire the data information of ambient enviroment, the data packets according to assigned frequency
Include first data information；
S12, first spatial model is established according to first data information.
In order to cope with the configuration that ambient enviroment changes influence speaker, while in order to reduce power consumption, during sound equipment use, swash
Optical radar to ambient enviroment with certain frequency gathered data information, comprising required first data believe by these data informations the inside
Breath, is going out the first data information by the information sifting acquired, the first spatial model is established with the first data information.
As Fig. 2 provide it is a kind of based on environment sensing adjust speaker audio device, including：
Data acquire modeling unit 1, for acquiring the first data information of ambient enviroment using laser radar to establish the
One spatial model；
As shown in figure 3, audio configuration unit 2, for adjusting speaker audio output characteristics according to the first spatial model.
Data acquire modeling unit 1 and are scanned to ambient enviroment by laser radar, obtain the first data letter of ambient enviroment
First data information of acquisition is integrated screening by breath, establishes out the first spatial model, and audio configuration unit 2 is according to the obtained
One spatial model carries out corresponding adjustment to speaker audio, the audio of speaker is enable to be adapted to the first established spatial mode
Type.Ambient data is scanned by laser radar, compared to scanning of the high frequency sound wave (ultrasonic wave) to environment is utilized in the past, is modeled
Precision higher, identification it is more accurate, to speaker audio output characteristics also more precisely.
Audio configuration unit 2, including：
Judgment module 21, for judging that the deformation quantity of the first spatial model and the second space model stored in database is
It is no to be less than preset deformation quantity threshold value；
Configuration module 22, for when determination module is judged as YES, then according to preset rules to speaker audio output characteristics
Carry out non-initialization adjustment；
First data information when being judged as NO for determination module, is then replaced the second data information by initialization module 23
It is stored in database, and initializes speaker.
As shown in figure 4, configuration module 22, including：
First configuration submodule 221 keeps the currently playing audio of speaker defeated if being to start after initializing for speaker
Go out characteristic；
Second configuration submodule 222, if in use for speaker, it is defeated to currently playing audio according to deformation quantity
Go out characteristic to be finely adjusted.
Data acquire modeling unit 1, including：
Cycle data acquisition module is believed for controlling the laser radar according to the data of assigned frequency acquisition ambient enviroment
Breath, the data information includes first data information；
Data modeling module, for establishing first spatial model according to first data information.
As shown in figure 5, judgment module 21, further includes：
Area and profile deformation quantity compare submodule 211, for building established model in first spatial model
The modeling figure that the second space model stored in mould figure and database establishes model carries out area comparison and profile respectively
Deformation quantity compares；
Order determination sub-module 212, if the difference in areas and profile deformation quantity difference for comparison are respectively less than corresponding default threshold
Value, it is determined that the deformation quantity of the second space model stored in first spatial model and database is less than preset deformation quantity
Threshold value.
In one embodiment, after ambient data to have been established to the first modeling figure in data acquisition unit, judgment module
The second space model stored in 21 pair of first spatial model and database carries out whether deformation quantity is less than preset deformation quantity threshold
The judgement of value, threshold value are set as 20%；Submodule 211 is compared by area and profile deformation quantity, by institute in the first spatial model
Establish the modeling figure progress area pair that the second space model stored in the modeling figure and database of model establishes model
Than judging whether difference ratio is less than 20%, and to the modeling figure and database of established model in the first spatial model
The modeling figure that the second space model of middle storage establishes model carries out profile deformation quantity comparison, judges whether difference ratio is low
In 20%；If the difference in areas and profile deformation quantity difference of comparison are respectively less than corresponding predetermined threshold value, order determination sub-module 212 determines
The deformation quantity of the second space model stored in first spatial model and database is less than preset deformation quantity threshold value.
If two difference ratios are below preset 20% ratio, by configuration module 22, according to preset rules to sound
Case audio output characteristics carry out non-initialization adjustment.When carrying out non-initialization adjustment, if speaker is to start after initializing, will lead to
Crossing the currently playing audio output characteristics that the first configuration submodule 221 keeps speaker will be by the if speaker is in use
Two configuration submodules 222 are finely adjusted according to how many pairs of currently playing audio output characteristics of deformation quantity.
If any one of two difference ratios are higher than preset 20% ratio, by initialization module 23, by the first data
Information replaces the second data information memory in database, and initializes speaker.
Further include cycle data acquisition module, reply ambient enviroment changes the output characteristics for influencing speaker, while in order to drop
Low-power consumption, during sound equipment use, laser radar acquires ambient enviroment with certain frequency the data information of ambient enviroment, described
Data information includes first data information, and first is established by the first data information of acquisition by data modeling module
Spatial model.
To sum up, provide it is a kind of based on environment sensing adjust speaker audio method and apparatus by incude radar to ring around
The accurate perception in border to reach accurate modeling, and then realizes the purpose precisely adjusted to speaker audio.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of method adjusting speaker audio based on environment sensing, which is characterized in that including：
The first data information of ambient enviroment is acquired to establish the first spatial model using laser radar；
Speaker audio output characteristics are adjusted according to first spatial model.
2. the method for adjusting speaker audio based on environment sensing as described in claim 1, which is characterized in that described in the basis
First spatial model adjusts the step of speaker audio output characteristics, including：
Judge whether the deformation quantity of the second space model stored in first spatial model and database is less than preset shape
Variable threshold, the second space model are established by preceding primary the second data information for being acquired ambient enviroment using laser radar
Spatial model；
If so, carrying out non-initialization adjustment to the speaker audio output characteristics according to preset rules；
If it is not, first data information is then replaced second data information memory in the database, and initialize
The speaker.
3. the method for adjusting speaker audio based on environment sensing as claimed in claim 2, which is characterized in that described according to default
The step of rule carries out non-initialization adjustment to the speaker audio output characteristics, including：
If the speaker is to start after initializing, the currently playing audio output characteristics of the speaker are kept；
If the speaker is in use, currently playing audio output characteristics are finely adjusted according to the deformation quantity.
4. the method for adjusting speaker audio based on environment sensing as described in claim 1, which is characterized in that described to utilize laser thunder
Up to acquisition ambient enviroment the first data information to establish the first spatial model the step of, including：
The data information that the laser radar acquires ambient enviroment according to assigned frequency is controlled, the data information includes described the
One data information；
First spatial model is established according to first data information.
5. the method for adjusting speaker audio based on environment sensing as claimed in claim 2, which is characterized in that described to judge described the
The step of whether deformation quantity of the second space model stored in one spatial model and database is less than preset deformation quantity threshold value,
Including：
The modeling figure of established model in first spatial model is built with the second space model stored in database
The modeling figure of formwork erection type carries out area comparison and the comparison of profile deformation quantity respectively；
If comparison difference in areas and profile deformation quantity difference be respectively less than corresponding predetermined threshold value, it is determined that first spatial model with
The deformation quantity of the second space model stored in database is less than preset deformation quantity threshold value.
6. a kind of device adjusting speaker audio based on environment sensing, which is characterized in that including：
Data acquire modeling unit, for acquiring the first data information of ambient enviroment using laser radar to establish the first space
Model；
Audio configuration unit, for adjusting speaker audio output characteristics according to first spatial model.
7. the device of speaker audio is adjusted based on environment sensing as claimed in claim 6, which is characterized in that the audio configuration list
Member, including：
Judgment module, whether the deformation quantity of the second space model for judging to store in first spatial model and database
Less than preset deformation quantity threshold value, the second space model is preceding primary the second number that ambient enviroment is acquired using laser radar
It is believed that the spatial model that breath is established；
Configuration module, for when the determination module is judged as YES, then according to preset rules to speaker audio output characteristics into
Row non-initialization adjustment；
First data information when being judged as NO for the determination module, is then replaced second number by initialization module
It is believed that breath is stored in the database, and initialize the speaker.
8. the device of speaker audio is adjusted based on environment sensing as claimed in claim 6, which is characterized in that the configuration module,
Including：
First configuration submodule keeps the currently playing audio of the speaker if being to start after initializing for the speaker
Output characteristics；
Second configuration submodule, if in use for the speaker, according to the deformation quantity to currently playing audio
Output characteristics is finely adjusted.
9. the device of speaker audio is adjusted based on environment sensing as claimed in claim 6, which is characterized in that the data acquisition is built
Form unit, including：
Cycle data acquisition module, the data information for controlling the laser radar according to assigned frequency acquisition ambient enviroment,
The data information includes first data information；
Data modeling module, for establishing first spatial model according to first data information.
10. the device of speaker audio is adjusted based on environment sensing as claimed in claim 6, which is characterized in that the judgment module,
Further include：
Area and profile deformation quantity compare submodule, for by the modeling figure of established model in first spatial model and
The modeling figure that the second space model stored in database establishes model carries out area comparison and profile deformation quantity pair respectively
Than；
Order determination sub-module, if the difference in areas and profile deformation quantity difference for comparison are respectively less than corresponding predetermined threshold value, really
The deformation quantity of the second space model stored in fixed first spatial model and database is less than preset deformation quantity threshold value.
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| CN108391204B (en) | 2020-02-21 |
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