CN106775553A - Sound-volume control system and method for controlling volume - Google Patents
Sound-volume control system and method for controlling volume Download PDFInfo
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- CN106775553A CN106775553A CN201611024737.2A CN201611024737A CN106775553A CN 106775553 A CN106775553 A CN 106775553A CN 201611024737 A CN201611024737 A CN 201611024737A CN 106775553 A CN106775553 A CN 106775553A
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- 230000007613 environmental effect Effects 0.000 claims abstract description 64
- 238000013507 mapping Methods 0.000 claims abstract description 55
- 238000006243 chemical reaction Methods 0.000 claims description 38
- 238000013506 data mapping Methods 0.000 claims description 2
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- 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
- G06F3/165—Management of the audio stream, e.g. setting of volume, audio stream path
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level
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Abstract
The invention discloses a kind of sound-volume control system, including：Acquisition module, for the current environmental noise data of acquisition terminal；First acquisition module, for according to the current environmental noise data of terminal and the mapping table between default environmental noise data and volume-leveling value, obtaining the volume-leveling value that terminal is currently needed for；Volume adjusting module, for terminal current volume to be adjusted into the volume-leveling value that acquired terminal is currently needed for.The invention also discloses a kind of method for controlling volume.The present invention can automatically regulate terminal volume according to the ambient noise of surrounding.
Description
Technical field
The present invention relates to volume controlling technique field, more particularly to a kind of sound-volume control system and method for controlling volume.
Background technology
Sound-volume control system is usually used in sound equipment home appliance, what existing sound-volume control system can only send according to user
Volume control signal is adjusted to output volume.
For example, in the sound-volume control system of television set, user need hand-held remote controller carry out volume add, reducing, or
Operated by the volume control button to television main, can just carry out the output volume adjusting of television set.
The drawbacks of above-mentioned technical proposal is that sound-volume control system can not automatically regulate terminal according to the ambient noise of surrounding
Volume.
The content of the invention
It is a primary object of the present invention to provide a kind of sound-volume control system, it is intended to avoid the sound-volume control system can not basis
The drawbacks of ambient noise of surrounding automatically regulates terminal volume.
To achieve the above object, the sound-volume control system that the present invention is provided includes：
Acquisition module, for the current environmental noise data of acquisition terminal；
First acquisition module, for according to the current environmental noise data of terminal and default environmental noise data and sound
Mapping table between amount regulated value, obtains the volume-leveling value that terminal is currently needed for；
Volume adjusting module, for terminal current volume to be adjusted into the volume adjusting that acquired terminal is currently needed for
Value.
Preferably, the acquisition module includes：
Collecting unit, for the current ambient noise signal of acquisition terminal；
Amplifying unit, for being amplified treatment to the current ambient noise signal；
Conversion and processing unit, for the ambient noise signal after enhanced processing to be carried out into A/D conversions, by what is be converted to
Result is compared with default noise data threshold value, obtains the current noise class corresponding to current ambient noise signal
Type, using the current noise type of terminal as the current environmental noise data of terminal.
Preferably, first acquisition module includes：
Searching unit, for according to the current noise type of terminal, searching noise type described in the mapping table
Corresponding volume-leveling value；
Acquiring unit, for the corresponding volume-leveling value of the noise type to be retrieved as into the volume tune that terminal is currently needed for
Section value.
Preferably, the mapping table is included between noise type, the volume status of terminal and volume-leveling value
Mapping relations；
The sound-volume control system also includes：
Second acquisition module, for obtaining terminal current volume state；
First acquisition module is further used for：
According to the current noise type of terminal, terminal current volume state and default noise type, the volume of terminal
Mapping table between state and volume-leveling value, obtains the volume-leveling value that terminal is currently needed for.
Preferably, the volume adjusting module includes：
First adjustment unit, for being not equal to the volume-leveling value that acquired terminal is currently needed in terminal current volume
When, terminal current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for；
Second adjustment unit, for being equal to the volume-leveling value that acquired terminal is currently needed in terminal current volume
When, keep terminal current volume.
Additionally, to achieve the above object, the present invention also provides a kind of method for controlling volume, comprises the following steps：
The current environmental noise data of acquisition terminal；
According to reflecting between the current environmental noise data of terminal and default environmental noise data and volume-leveling value
Relation table is penetrated, the volume-leveling value that terminal is currently needed for is obtained；
Terminal current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for.
Preferably, the current environmental noise data of the acquisition terminal, including：
The current ambient noise signal of acquisition terminal；
Treatment is amplified to the current ambient noise signal；
Ambient noise signal after enhanced processing is carried out into A/D conversions, the result that will be converted to and default noise number
It is compared according to threshold value, obtains the current noise type corresponding to current ambient noise signal, by the current noise of terminal
Type is used as the current environmental noise data of terminal.
Preferably, the environmental noise data current according to terminal and default environmental noise data and volume adjusting
Mapping table between value, obtains the volume-leveling value that terminal is currently needed for, including：
According to the current noise type of terminal, the corresponding volume adjusting of noise type described in the mapping table is searched
Value；
The corresponding volume-leveling value of the noise type is retrieved as the volume-leveling value that terminal is currently needed for.
Preferably, the mapping table is included between noise type, the volume status of terminal and volume-leveling value
Mapping relations；
Between the environmental noise data current according to terminal and default environmental noise data and volume-leveling value
Mapping table, before obtaining the volume-leveling value that is currently needed for of terminal, also include：
Obtain terminal current volume state；
Between the environmental noise data current according to terminal and default environmental noise data and volume-leveling value
Mapping table, obtain the volume-leveling value that is currently needed for of terminal, including：
According to the current noise type of terminal, terminal current volume state and default noise type, the volume of terminal
Mapping table between state and volume-leveling value, obtains the volume-leveling value that terminal is currently needed for.
Preferably, it is described that terminal current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for, including：
When terminal current volume is not equal to the volume-leveling value that acquired terminal is currently needed for, by terminal current volume
The volume-leveling value that the terminal for being adjusted to acquired is currently needed for；
When terminal current volume is equal to the volume-leveling value that acquired terminal is currently needed for, the current sound of terminal is kept
Amount.
In the inventive solutions, the acquisition module is used for the current environmental noise data of acquisition terminal, described
First acquisition module is used to obtain the volume-leveling value that terminal is currently needed for, the sound according to the current environmental noise data of terminal
Amount adjustment module is used to for terminal current volume to be adjusted to the volume-leveling value that acquired terminal is currently needed for, therefore, it is described
Sound-volume control system can automatically regulate terminal current volume according to the ambient noise of surrounding.
Brief description of the drawings
Fig. 1 is the high-level schematic functional block diagram of sound-volume control system first embodiment of the present invention；
Fig. 2 is the high-level schematic functional block diagram of sound-volume control system second embodiment of the present invention；
Fig. 3 is the high-level schematic functional block diagram of sound-volume control system 3rd embodiment of the present invention；
Fig. 4 is the high-level schematic functional block diagram of sound-volume control system fourth embodiment of the present invention；
Fig. 5 is the high-level schematic functional block diagram of the embodiment of sound-volume control system of the present invention 5th；
Fig. 6 is the schematic flow sheet of method for controlling volume first embodiment of the present invention；
Fig. 7 is the schematic flow sheet of method for controlling volume second embodiment of the present invention；
Fig. 8 is the schematic flow sheet of method for controlling volume 3rd embodiment of the present invention；
Fig. 9 is the schematic flow sheet of method for controlling volume fourth embodiment of the present invention.
The object of the invention is realized, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
Should understand, the specific embodiments described herein are merely illustrative of the present invention, is not intended to limit the present invention.
The present invention provides a kind of sound-volume control system.
Additionally, referring to Fig. 1, to achieve the above object, the first embodiment of the present invention provides a kind of sound-volume control system,
The sound-volume control system includes：
Acquisition module 100, for the current environmental noise data of acquisition terminal；
First acquisition module 200, for according to the current environmental noise data of terminal and default environmental noise data
Mapping table between volume-leveling value, obtains the volume-leveling value that terminal is currently needed for；
Volume adjusting module 300, for terminal current volume to be adjusted into the volume tune that acquired terminal is currently needed for
Section value.
In the inventive solutions, the acquisition module 100 is used for the current environmental noise data of acquisition terminal, institute
Stating the first acquisition module 200 is used to obtain the volume-leveling value that terminal is currently needed for according to the current environmental noise data of terminal,
The volume adjusting module 300 is used to for terminal current volume to be adjusted to the volume-leveling value that acquired terminal is currently needed for,
Therefore, the sound-volume control system can automatically regulate terminal current volume according to the ambient noise of surrounding.
The sound-volume control system can apply to various volume control apparatus, for example, be applied to sound equipment home appliance, more
Specifically, the sound-volume control system can apply to the volume control of television set.In the present embodiment, for convenience of description,
It is introduced so that the sound-volume control system is applied to the control of the volume of television set as an example.
Different ambient noises are there may be in the application scenarios of television set, around television terminal.It is current in order to gather
Environmental noise data, the acquisition module 100 for television terminal separate or the acquisition module being connected with television terminal can be set
100。
For example, acquisition module 100 can be installed near television terminal, the acquisition module 100 can be single wheat
Gram voice collection device such as wind or microphone.The acquisition module 100 can be connected with the television terminal, be placed in the TV end
The receiving space outside or inside that the housing at end is formed, to gather the ambient noise near the television terminal.
There is certain viewing distance between television terminal and user, in order that the current volume of the television terminal and people
Periotic environmental noise data is more matched, and can directly gather the periotic environmental noise data of people, and according to human ear around
Noise data control television terminal current volume.In this case, the acquisition module 100 can be provided at human ear
Supra-aural Noise Acquisition device, or portable with human contact Noise Acquisition device, for example, by the collection
Module 100 is integrated among the one of which in wrist-watch, necklace, wrister or earrings.
Likewise, acquisition module 100 can also be integrated in the mobile terminals such as mobile phone, by the Mike for being placed in mobile terminal
Elegance collection ambient noise signal, then the ambient noise signal of collection is transmitted to described by bluetooth, wifi or data line
Sound-volume control system.
As needed, the mapping table between an environmental noise data and volume-leveling value, the mapping can be preset
The volume-leveling value that the terminal corresponding to each environmental noise data needs is stored in relation table, or corresponding to each noise type
Terminal need volume-leveling value, the noise type refers to the corresponding noise type of each environmental noise data, such as non-
It is often noisy, noisy, common, quiet, very quiet.
According to the current environmental noise data of terminal, default mapping table is searched, obtain the sound that terminal is currently needed for
Amount regulated value, the volume-leveling value that acquired terminal is currently needed for is adjusted to by terminal current volume, therefore, this scheme can be with
According to ambient noise conditions, terminal current volume is adaptively adjusted, without user's remote controller or other volumes control dress
Put, you can automatically adjust terminal current volume.
Fig. 2 is referred to, based on the first embodiment of sound-volume control system of the invention, sound-volume control system of the invention
In second embodiment, the acquisition module 100 includes：
Collecting unit 110, for the current ambient noise signal of acquisition terminal；
Amplifying unit 120, for being amplified treatment to the current ambient noise signal；
Conversion and processing unit 130, for the ambient noise signal after enhanced processing to be carried out into A/D conversions, will change
To result be compared with default noise data threshold value, obtain the current noise corresponding to current ambient noise signal
Type, using the current noise type of terminal as the current environmental noise data of terminal.
Conversion and processing unit 130 include conversion subunit and treatment subelement.The conversion subunit is used to amplify
Ambient noise signal after treatment carries out A/D conversions, and the result that the treatment subelement is used to be converted to is made an uproar with default
Sound data threshold is compared, and obtains the current noise type corresponding to current ambient noise signal, and terminal is current
Noise type is used as the current environmental noise data of terminal.
The current ambient noise signal of terminal by after acquisition process, enhanced processing and conversion process, obtaining intermediate data,
The intermediate data parameterizes ambient noise signal, is easy to current ambient noise signal and default noise data threshold value
Compare, to obtain the corresponding noise type of ambient noise present signal, the environmental noise data of terminal is the noise of terminal
Type.
Obtain the current noise type corresponding to current ambient noise signal and be referred to following steps：
Several noise data threshold values are preset in systems, and the noise data threshold value is the critical of each noise type
Value.The ambient noise signal that will be gathered is by the intermediate data that after enhanced processing and conversion process, will obtain and each noise number
Compared according to threshold value, the noise type current to obtain terminal corresponding to current intermediate data.
In the present embodiment, specific comparison process is referred to following manner：
1st, presetting four is used to dividing the noise data threshold values of noise type, respectively first threshold a, Second Threshold b, the
Three threshold value b and the 4th threshold value d, and 0 ＜ a ＜ b ＜ c ＜ d, wherein：
A is：40 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition；
B is：50 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition；
C is：60 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition；
D is：70 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition.
That is, a, b, c and d correspond respectively to mediant when ambient noise is 40 decibels, 50 decibels, 60 decibels and 70 decibels
According to.It is above-mentioned to be acquired, amplify and the unit of conversion process ambient noise present signal and carries out subsequent treatment with collection
Unit is identical.
It is readily appreciated that, the value of a, b, c and d is not limited to that, ambient noise threshold quantity is also not necessarily limited to four, arbitrarily
Value and arbitrary number of thresholds are similarly included within protection scope of the present invention.
For example, a, b, c and d can also correspond respectively to ambient noise for 45 decibels, 55 decibels, 65 decibels and 75 decibels when
Intermediate data.
When the corresponding intermediate data of the ambient noise signal for collecting is less than a, the noise type for representing is the first kind
(very quiet)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to a, and during less than b, the noise class of representative
Type is Second Type (peace and quiet)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to b, and during less than c, the noise class of representative
Type is the 3rd type (common)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to c, and during less than d, the noise class of representative
Type is the 4th type (noisy)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to d, the noise type for representing is the 5th
Type (very noisy).
The collecting unit 110 can not only set one, due to the noise data of each position in surrounding environment has can
Can be inconsistent, therefore, it can for the collecting unit 110 of two and the above to be distributed in diverse location, then will be adopted described in each
The noise data of the collection collection of unit 110 carries out mean value computation, to obtain the noise signal average of environment.
In the present embodiment, at least one can be respectively provided near the position of user and near the position of the television terminal
The individual collecting unit 110, can also further set the collecting unit 110 between user and the television terminal, with
Obtain the noise signal average of environment.
In this technical scheme, filter unit can also be set, the filter unit is used to filter terminal current volume pair
The interference of the gatherer process of environmental noise data.
For example, can be interval according to the interval default frequency of sound wave that sets of the frequency of sound wave of terminal current volume, in collection
During ambient noise signal, the voice signal in default frequency of sound wave interval is filtered, to obtain real ambient noise signal.
Fig. 3 is referred to, based on the second embodiment of sound-volume control system of the invention, sound-volume control system of the invention
In 3rd embodiment, first acquisition module 200 also includes：
Searching unit 210, for according to the current noise type of terminal, searching noise class described in the mapping table
The corresponding volume-leveling value of type；
Acquiring unit 220, for the corresponding volume-leveling value of the noise type to be retrieved as into the sound that terminal is currently needed for
Amount regulated value.
There are mapping relations between the noise type and volume-leveling value, by searching default mapping table, can
It is corresponding so that current noise type and volume-leveling value to be carried out, to obtain the volume-leveling value that terminal is currently needed for.
Fig. 4 is referred to, based on the second embodiment of sound-volume control system of the invention, sound-volume control system of the invention
In fourth embodiment, the mapping table includes reflecting between noise type, the volume status of terminal and volume-leveling value
Penetrate relation；
The sound-volume control system also includes：
Second acquisition module 400, for obtaining terminal current volume state；
Due to adding the second acquisition module 400 in the method for controlling volume, therefore, first obtains described in the present embodiment
Module 200 is accordingly improved, and first acquisition module 200 is used for：According to the current noise type of terminal, the current sound of terminal
Mapping table between amount state and default noise type, the volume status of terminal and volume-leveling value, obtains terminal
The volume-leveling value being currently needed for.
Specifically, obtaining terminal current volume state is：Terminal current volume is obtained, and it is big according to terminal current volume
It is small, the volume status that correspondence belongs to it.The volume status are used to represent the order of magnitude of terminal current volume.Can by terminal
The volume interval of tune is divided into several volume status according to volume, for example：Thin sound shelves, small sound shelves, normal shelves, loud shelves and
Very big sound shelves, the division of each shelves is divided (criteria for classifying of volume shelves is not limited thereto) with the sound comfortableness that human ear is heard.
In the present embodiment, when the adjustable sound volume of television set it is interval for 0-100 decibel when, by volume interval division for volume by
E grades, D grades, C grades, B grades and A grades for gradually improving, wherein, the E grades of thin sound shelves for corresponding to 10-20 decibels, D grades corresponds to 20-40 decibels
Small sound shelves, the C grades of normal shelves for corresponding to 40-60 decibels, the B grades of loud shelves of 60-80 decibels of correspondence, A grades corresponds to 80-100 decibels
Very big sound shelves.Certainly, the adjustable volume interval of terminal is not limited in five volume shelves, can be arranged to any as needed
Level of sound volume.
According to the current noise type of terminal, terminal current volume state, default noise type, the volume of terminal are searched
Mapping table between state and volume-leveling value, in the mapping table, can obtain the sound that terminal is currently needed for
Amount regulated value.The volume-leveling value can be one section of adjustable volume value interval, or with constant volume size
Volume particular value.
In the present embodiment, the volume-leveling value can be any one in E grades, D grades, C grades, B grades and A grades.
It is readily appreciated that, ambient noise is bigger, corresponding volume-leveling value is also bigger, conversely, corresponding volume adjusting
Value is smaller.
Refer to Fig. 5, the first embodiment based on sound-volume control system of the invention to fourth embodiment, sound of the invention
In 5th embodiment of amount control system, the volume adjusting module 300 includes：
First adjustment unit 310, for being not equal to the volume tune that acquired terminal is currently needed in terminal current volume
During section value, terminal current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for；
Second adjustment unit 320, for being equal to the volume adjusting that acquired terminal is currently needed in terminal current volume
During value, terminal current volume is kept.
Noise type corresponding to the ambient noise signal that will be collected is corresponding to the terminal volume shape in mapping table
State.
In the present embodiment, being referred to logical table 1 carries out volume adjust automatically.
Table 1
In table 1, E grades of corresponding volume-leveling value span is 10-20 decibels, D grades of corresponding volume-leveling value value
Scope is 20-40 decibels, C grades of corresponding volume-leveling value span is 40-60 decibels, B grades of corresponding volume-leveling value takes
Value scope is 60-80 decibels, A grades of corresponding volume-leveling value span is 80-100 decibels.E grades to A grades of volume adjusting
Value respectively can in respective span any value, in order that the regulating effect between each shelves becomes apparent from, E grades to A grades
Volume-leveling value can be respectively the median of respective span, i.e. E grades to A grades of output volume value is respectively 15
Decibel, 30 decibels, 50 decibels, 70 decibels and 90 decibels.
The volume that each volume-leveling value is not limited in table 1 is interval.The volume span of each shelves can be according to need
Set.Further, it is also possible to needed to set according to user, for example, there is provided volume sets interface, so that need of the user according to oneself
Customize the output volume value of each shelves.
In order to more meet the demands of individuals of user, it is also possible to provide a memory cell, the memory cell storage environment is made an uproar
Sound data, and the output volume value that user is voluntarily adjusted under ambient noise present data is stored, made an uproar with replacing original environment
The mapping table of sound data and volume-leveling value, or one new mapping table of generation, are carried out in collection ambient noise signal
During the control of output volume value, a selection interface can be provided, user can select to enter according to the mapping table mode of acquiescence
Row output volume value is controlled, it is also possible to which selection carries out output volume control according to the mapping table after renewal.
The operation being adjusted to terminal current volume includes turning down current volume and increases current volume.
Operation according to table 1 to the volume adjusting of terminal can refer to following example and carry out：
Refering to table 1, for example, terminal current volume state is C grades.After the current first environment noise signal of acquisition terminal,
The first intermediate data is obtained by amplification and conversion process, after the first intermediate data is compared with threshold data, obtains current
Noise type for very noisy, by tabling look-up 1, noise type is very noisy and volume status in the case of C grades,
Volume should be carried out increasing operation, and terminal current volume should be adjusted to corresponding volume-leveling value A grades.
And for example, terminal current volume state is A grades.After the current second environment noise signal of acquisition terminal, by amplifying
And conversion process obtains the second intermediate data, after the second intermediate data is compared with threshold data, obtains current noise class
Type is common, by look-up table 1, in the case that noise type is common, and volume status are A grades, it should enter volume
Row turn down operation, and terminal current volume should be adjusted to corresponding volume-leveling value C grades.
The adjustment operation carried out to terminal current volume is not limited in increasing or turning down volume value, also including keeping terminal
Current volume.
Specifically, refering to table 1, for example, terminal current volume state is A grades, the 3rd current ambient noise of acquisition terminal
After signal, the 3rd intermediate data is obtained by amplification and conversion process, after the 3rd intermediate data is compared with threshold data, obtained
To current noise type for very noisy, by look-up table 1, noise type is very noisy, and current volume state
Under conditions of A grades, the corresponding volume-leveling value of terminal is exactly A grades, therefore, it should the operation for carrying out is operated for " not adjusting ",
It is A grades constant to keep terminal current volume state, belongs to the operation for keeping terminal current volume.
Additionally, referring to Fig. 6, to achieve the above object, the first embodiment of the present invention also provides a kind of volume controlling party
Method, comprises the following steps：
Step S100, the current environmental noise data of acquisition terminal；
Step S200, according to the current environmental noise data of terminal and default environmental noise data and volume-leveling value
Between mapping table, obtain the volume-leveling value that is currently needed for of terminal；
Step S300, the volume-leveling value that acquired terminal is currently needed for is adjusted to by terminal current volume.
In the inventive solutions, the current environmental noise data of acquisition terminal, makes an uproar according to the environment that terminal is current
The volume-leveling value that sound data acquisition terminal is currently needed for, is adjusted to what acquired terminal was currently needed for by terminal current volume
Volume-leveling value, therefore, the method for controlling volume can automatically regulate terminal current volume according to the ambient noise of surrounding.
The method for controlling volume can apply to various volume control apparatus, for example, be applied to sound equipment home appliance, more
Specifically, the method for controlling volume can apply to the volume control of television set.In the present embodiment, for convenience of description,
It is introduced so that the method for controlling volume is applied to the control of the volume of television set as an example.
Different ambient noises are there may be in the application scenarios of television set, around television terminal.It is current in order to gather
Environmental noise data, the acquisition module 100 for television terminal separate or the acquisition module being connected with television terminal can be set
100。
For example, acquisition module 100 can be installed near television terminal, the acquisition module 100 can be single wheat
Gram voice collection device such as wind or microphone.The acquisition module 100 can be connected with the television terminal, be placed in the TV end
The receiving space outside or inside that the housing at end is formed, to gather the ambient noise near the television terminal.
There is certain viewing distance between television terminal and user, in order that the current volume of the television terminal and people
Periotic environmental noise data is more matched, and can directly gather the periotic environmental noise data of people, and according to human ear around
Noise data control television terminal current volume.In this case, the acquisition module 100 can be provided at human ear
Supra-aural Noise Acquisition device, or portable with human contact Noise Acquisition device, for example, by the collection
Module 100 is integrated among the one of which in wrist-watch, necklace, wrister or earrings.
Likewise, acquisition module 100 can also be integrated in the mobile terminals such as mobile phone, by the Mike for being placed in mobile terminal
Elegance collection ambient noise signal, then the ambient noise signal of collection is transmitted to described by bluetooth, wifi or data line
Sound-volume control system.
As needed, the mapping table between an environmental noise data and volume-leveling value, the mapping can be preset
The volume-leveling value that the terminal corresponding to each environmental noise data needs is stored in relation table, or corresponding to each noise type
Terminal need volume-leveling value, the noise type refers to the corresponding noise type of each environmental noise data, such as non-
It is often noisy, noisy, common, quiet, very quiet.
According to the current environmental noise data of terminal, default mapping table is searched, obtain the sound that terminal is currently needed for
Amount regulated value, the volume-leveling value that acquired terminal is currently needed for is adjusted to by terminal current volume, therefore, this scheme can be with
According to ambient noise conditions, terminal current volume is adaptively adjusted, without user's remote controller or other volumes control dress
Put, you can automatically adjust terminal current volume.
Fig. 7 is referred to, based on the first embodiment of method for controlling volume of the invention, method for controlling volume of the invention
In second embodiment, step S100 includes：
Step S110, the current ambient noise signal of acquisition terminal；
Step S120, treatment is amplified to the current ambient noise signal；
Step S130, A/D conversions are carried out by the ambient noise signal after enhanced processing, the result that will be converted to it is default
Noise data threshold value be compared, obtain the current noise type corresponding to current ambient noise signal, by terminal work as
Preceding noise type is used as the current environmental noise data of terminal.
Conversion and processing unit 130 include conversion subunit and treatment subelement.The conversion subunit is used to amplify
Ambient noise signal after treatment carries out A/D conversions, and the result that the treatment subelement is used to be converted to is made an uproar with default
Sound data threshold is compared, and obtains the current noise type corresponding to current ambient noise signal, and terminal is current
Noise type is used as the current environmental noise data of terminal.
The current ambient noise signal of terminal by after acquisition process, enhanced processing and conversion process, obtaining intermediate data,
The intermediate data parameterizes ambient noise signal, is easy to current ambient noise signal and default noise data threshold value
Compare, to obtain the corresponding noise type of ambient noise present signal, the environmental noise data of terminal is the noise of terminal
Type.
Obtain the current noise type corresponding to current ambient noise signal and be referred to following steps：
Several noise data threshold values are preset in systems, and the noise data threshold value is the critical of each noise type
Value.The ambient noise signal that will be gathered is by the intermediate data that after enhanced processing and conversion process, will obtain and each noise number
Compared according to threshold value, the noise type current to obtain terminal corresponding to current intermediate data.
In the present embodiment, specific comparison process is referred to following manner：
1st, presetting four is used to dividing the noise data threshold values of noise type, respectively first threshold a, Second Threshold b, the
Three threshold value b and the 4th threshold value d, and 0 ＜ a ＜ b ＜ c ＜ d, wherein：
A is：40 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition；
B is：50 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition；
C is：60 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition；
D is：70 decibels of ambient noise by collection, amplify and conversion process after, the intermediate data of acquisition.
That is, a, b, c and d correspond respectively to mediant when ambient noise is 40 decibels, 50 decibels, 60 decibels and 70 decibels
According to.It is above-mentioned to be acquired, amplify and the unit of conversion process ambient noise present signal and carries out subsequent treatment with collection
Unit is identical.
It is readily appreciated that, the value of a, b, c and d is not limited to that, ambient noise threshold quantity is also not necessarily limited to four, arbitrarily
Value and arbitrary number of thresholds are similarly included within protection scope of the present invention.
For example, a, b, c and d can also correspond respectively to ambient noise for 45 decibels, 55 decibels, 65 decibels and 75 decibels when
Intermediate data.
When the corresponding intermediate data of the ambient noise signal for collecting is less than a, the noise type for representing is the first kind
(very quiet)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to a, and during less than b, the noise class of representative
Type is Second Type (peace and quiet)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to b, and during less than c, the noise class of representative
Type is the 3rd type (common)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to c, and during less than d, the noise class of representative
Type is the 4th type (noisy)；
When the corresponding intermediate data of the ambient noise signal for collecting is more than or equal to d, the noise type for representing is the 5th
Type (very noisy).
The collecting unit 110 can not only set one, due to the noise data of each position in surrounding environment has can
Can be inconsistent, therefore, it can for the collecting unit 110 of two and the above to be distributed in diverse location, then will be adopted described in each
The noise data of the collection collection of unit 110 carries out mean value computation, to obtain the noise signal average of environment.
In the present embodiment, at least one can be respectively provided near the position of user and near the position of the television terminal
The individual collecting unit 110, can also further set the collecting unit 110 between user and the television terminal, with
Obtain the noise signal average of environment.
In this technical scheme, filter unit can also be set, the filter unit is used to filter terminal current volume pair
The interference of the gatherer process of environmental noise data.
For example, can be interval according to the interval default frequency of sound wave that sets of the frequency of sound wave of terminal current volume, in collection
During ambient noise signal, the voice signal in default frequency of sound wave interval is filtered, to obtain real ambient noise signal.
Fig. 8 is referred to, based on the second embodiment of method for controlling volume of the invention, method for controlling volume of the invention
In 3rd embodiment, the step S200 includes：
Step S210, according to the current noise type of terminal, searches noise type correspondence described in the mapping table
Volume-leveling value；
Step S220, the volume adjusting that terminal is currently needed for is retrieved as by the corresponding volume-leveling value of the noise type
Value.
There are mapping relations between the noise type and volume-leveling value, by searching default mapping table, can
It is corresponding so that current noise type and volume-leveling value to be carried out, to obtain the volume-leveling value that terminal is currently needed for.
Fig. 9 is referred to, based on the second embodiment of method for controlling volume of the invention, in the fourth embodiment of the present invention,
The mapping table includes the mapping relations between noise type, the volume status of terminal and volume-leveling value；
Before step S200, also include：
Step S400, obtains terminal current volume state；
Due to increasing step S400 in the method for controlling volume, therefore, step S200 is correspondingly improved in the present embodiment
It is step S500, step S500 includes：
According to the current noise type of terminal, terminal current volume state and default noise type, the volume of terminal
Mapping table between state and volume-leveling value, obtains the volume-leveling value that terminal is currently needed for.
Specifically, obtaining terminal current volume state is：Terminal current volume is obtained, and it is big according to terminal current volume
It is small, the volume status that correspondence belongs to it.The volume status are used to represent the order of magnitude of terminal current volume.Can by terminal
The volume interval of tune is divided into several volume status according to volume, for example：Thin sound shelves, small sound shelves, normal shelves, loud shelves and
Very big sound shelves, the division of each shelves is divided (criteria for classifying of volume shelves is not limited thereto) with the sound comfortableness that human ear is heard.
In the present embodiment, when the adjustable sound volume of television set it is interval for 0-100 decibel when, by volume interval division for volume by
E grades, D grades, C grades, B grades and A grades for gradually improving, wherein, the E grades of thin sound shelves for corresponding to 10-20 decibels, D grades corresponds to 20-40 decibels
Small sound shelves, the C grades of normal shelves for corresponding to 40-60 decibels, the B grades of loud shelves of 60-80 decibels of correspondence, A grades corresponds to 80-100 decibels
Very big sound shelves.Certainly, the adjustable volume interval of terminal is not limited in five volume shelves, can be arranged to any as needed
Level of sound volume.
According to the current noise type of terminal, terminal current volume state, default noise type, the volume of terminal are searched
Mapping table between state and volume-leveling value, in the mapping table, can obtain the sound that terminal is currently needed for
Amount regulated value.The volume-leveling value can be one section of adjustable volume value interval, or with constant volume size
Volume particular value.
In the present embodiment, the volume-leveling value can be any one in E grades, D grades, C grades, B grades and A grades.
It is readily appreciated that, ambient noise is bigger, corresponding volume-leveling value is also bigger, conversely, corresponding volume adjusting
Value is smaller.
First embodiment based on method for controlling volume of the invention to fourth embodiment, method for controlling volume of the invention
The 5th embodiment in, step S300 includes：
Step S310, when terminal current volume is not equal to the volume-leveling value that acquired terminal is currently needed for, will eventually
End current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for；
Step S320, when terminal current volume is equal to the volume-leveling value that acquired terminal is currently needed for, keeps eventually
End current volume.
Noise type corresponding to the ambient noise signal that will be collected is corresponding to the terminal volume shape in mapping table
State.
In the present embodiment, being referred to logical table 1 carries out volume adjust automatically.
Table 1
In table 1, E grades of corresponding volume-leveling value span is 10-20 decibels, D grades of corresponding volume-leveling value value
Scope is 20-40 decibels, C grades of corresponding volume-leveling value span is 40-60 decibels, B grades of corresponding volume-leveling value takes
Value scope is 60-80 decibels, A grades of corresponding volume-leveling value span is 80-100 decibels.E grades to A grades of volume adjusting
Value respectively can in respective span any value, in order that the regulating effect between each shelves becomes apparent from, E grades to A grades
Volume-leveling value can be respectively the median of respective span, i.e. E grades to A grades of output volume value is respectively 15
Decibel, 30 decibels, 50 decibels, 70 decibels and 90 decibels.
The volume that each volume-leveling value is not limited in table 1 is interval.The volume span of each shelves can be according to need
Set.Further, it is also possible to needed to set according to user, for example, there is provided volume sets interface, so that need of the user according to oneself
Customize the output volume value of each shelves.
In order to more meet the demands of individuals of user, it is also possible to provide a memory cell, the memory cell storage environment is made an uproar
Sound data, and the output volume value that user is voluntarily adjusted under ambient noise present data is stored, made an uproar with replacing original environment
The mapping table of sound data and volume-leveling value, or one new mapping table of generation, are carried out in collection ambient noise signal
During the control of output volume value, a selection interface can be provided, user can select to enter according to the mapping table mode of acquiescence
Row output volume value is controlled, it is also possible to which selection carries out output volume control according to the mapping table after renewal.
The operation being adjusted to terminal current volume includes turning down current volume and increases current volume.
Operation according to table 1 to the volume adjusting of terminal can refer to following example and carry out：
Refering to table 1, for example, terminal current volume state is C grades.After the current first environment noise signal of acquisition terminal,
The first intermediate data is obtained by amplification and conversion process, after the first intermediate data is compared with threshold data, obtains current
Noise type for very noisy, by tabling look-up 1, noise type is very noisy and volume status in the case of C grades,
Volume should be carried out increasing operation, and terminal current volume should be adjusted to corresponding volume-leveling value A grades.
And for example, terminal current volume state is A grades.After the current second environment noise signal of acquisition terminal, by amplifying
And conversion process obtains the second intermediate data, after the second intermediate data is compared with threshold data, obtains current noise class
Type is common, by look-up table 1, in the case that noise type is common, and volume status are A grades, it should enter volume
Row turn down operation, and terminal current volume should be adjusted to corresponding volume-leveling value C grades.
The adjustment operation carried out to terminal current volume is not limited in increasing or turning down volume value, also including keeping terminal
Current volume.
Specifically, refering to table 1, for example, terminal current volume state is A grades, the 3rd current ambient noise of acquisition terminal
After signal, the 3rd intermediate data is obtained by amplification and conversion process, after the 3rd intermediate data is compared with threshold data, obtained
To current noise type for very noisy, by look-up table 1, noise type is very noisy, and current volume state
Under conditions of A grades, the corresponding volume-leveling value of terminal is exactly A grades, therefore, it should the operation for carrying out is operated for " not adjusting ",
It is A grades constant to keep terminal current volume state, belongs to the operation for keeping terminal current volume.
The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of sound-volume control system, it is characterised in that including：
Acquisition module, for the current environmental noise data of acquisition terminal；
First acquisition module, for being adjusted with volume according to the current environmental noise data of terminal and default environmental noise data
Mapping table between section value, obtains the volume-leveling value that terminal is currently needed for；
Volume adjusting module, for terminal current volume to be adjusted into the volume-leveling value that acquired terminal is currently needed for.
2. sound-volume control system according to claim 1, it is characterised in that the acquisition module includes：
Collecting unit, for the current ambient noise signal of acquisition terminal；
Amplifying unit, for being amplified treatment to the current ambient noise signal；
Conversion and processing unit, for the ambient noise signal after enhanced processing to be carried out into A/D conversions, the result that will be converted to
It is compared with default noise data threshold value, obtains the current noise type corresponding to current ambient noise signal, will
The current noise type of terminal is used as the current environmental noise data of terminal.
3. sound-volume control system according to claim 2, it is characterised in that first acquisition module includes：
Searching unit, for according to the current noise type of terminal, searching noise type correspondence described in the mapping table
Volume-leveling value；
Acquiring unit, for the corresponding volume-leveling value of the noise type to be retrieved as into the volume adjusting that terminal is currently needed for
Value.
4. sound-volume control system according to claim 2, it is characterised in that the mapping table include noise type,
Mapping relations between the volume status and volume-leveling value of terminal；
The sound-volume control system also includes：
Second acquisition module, for obtaining terminal current volume state；
First acquisition module is further used for：
According to the current noise type of terminal, terminal current volume state and default noise type, the volume status of terminal
Mapping table between volume-leveling value, obtains the volume-leveling value that terminal is currently needed for.
5. sound-volume control system as claimed in any of claims 1 to 4, it is characterised in that the volume adjusting mould
Block includes：
First adjustment unit, for when terminal current volume is not equal to the volume-leveling value that acquired terminal is currently needed for,
Terminal current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for；
Second adjustment unit, for when terminal current volume is equal to the volume-leveling value that acquired terminal is currently needed for, protecting
Hold terminal current volume.
6. a kind of method for controlling volume, it is characterised in that comprise the following steps：
The current environmental noise data of acquisition terminal；
Mapping according to the current environmental noise data of terminal and between default environmental noise data and volume-leveling value is closed
It is table, obtains the volume-leveling value that terminal is currently needed for；
Terminal current volume is adjusted to the volume-leveling value that acquired terminal is currently needed for.
7. method for controlling volume according to claim 6, it is characterised in that the current ambient noise number of the acquisition terminal
According to the step of include：
The current ambient noise signal of acquisition terminal；
Treatment is amplified to the current ambient noise signal；
Ambient noise signal after enhanced processing is carried out into A/D conversions, the result that will be converted to and default noise data threshold
Value is compared, and obtains the current noise type corresponding to current ambient noise signal, by the current noise type of terminal
As the current environmental noise data of terminal.
8. method for controlling volume according to claim 7, it is characterised in that the ambient noise number current according to terminal
Mapping table according to this and between default environmental noise data and volume-leveling value, obtains the volume tune that terminal is currently needed for
The step of section value, includes：
According to the current noise type of terminal, the corresponding volume-leveling value of noise type described in the mapping table is searched；
The corresponding volume-leveling value of the noise type is retrieved as the volume-leveling value that terminal is currently needed for.
9. method for controlling volume according to claim 7, it is characterised in that the mapping table include noise type,
Mapping relations between the volume status and volume-leveling value of terminal；
Reflecting between the environmental noise data current according to terminal and default environmental noise data and volume-leveling value
Relation table is penetrated, before obtaining the volume-leveling value that terminal is currently needed for, is also included：
Obtain terminal current volume state；
Reflecting between the environmental noise data current according to terminal and default environmental noise data and volume-leveling value
The step of penetrating relation table, the volume-leveling value that acquisition terminal is currently needed for includes：
According to the current noise type of terminal, terminal current volume state and default noise type, the volume status of terminal
Mapping table between volume-leveling value, obtains the volume-leveling value that terminal is currently needed for.
10. the method for controlling volume according to any one in claim 6 to 9, it is characterised in that described that terminal is current
Volume is adjusted to the volume-leveling value that acquired terminal is currently needed for, including：
When terminal current volume is not equal to the volume-leveling value that acquired terminal is currently needed for, by the adjustment of terminal current volume
For the volume-leveling value that acquired terminal is currently needed for；
When terminal current volume is equal to the volume-leveling value that acquired terminal is currently needed for, terminal current volume is kept.
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| CN201611024737.2A CN106775553A (en) | 2016-11-15 | 2016-11-15 | Sound-volume control system and method for controlling volume |
| PCT/CN2016/112613 WO2018090451A1 (en) | 2016-11-15 | 2016-12-28 | Volume control system and volume control method |
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| CN201611024737.2A CN106775553A (en) | 2016-11-15 | 2016-11-15 | Sound-volume control system and method for controlling volume |
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| CN107690025B (en) * | 2017-07-05 | 2020-11-10 | 山东兴创信息科技有限公司 | Parameter adjusting method and terminal |
| WO2019028789A1 (en) * | 2017-08-10 | 2019-02-14 | 深圳益创信息科技有限公司 | Smart volume control method and television |
| CN107465956A (en) * | 2017-08-10 | 2017-12-12 | 深圳益创信息科技有限公司 | A kind of Intelligent volume control method and television set |
| CN108572811A (en) * | 2017-08-11 | 2018-09-25 | 漳州龙文区炼盛合信息技术有限公司 | A kind of application management method |
| CN107508986A (en) * | 2017-08-18 | 2017-12-22 | 广东欧珀移动通信有限公司 | volume adjusting method, device, storage medium and terminal device |
| CN107484000A (en) * | 2017-09-29 | 2017-12-15 | 北京奇艺世纪科技有限公司 | A kind of volume adjusting method of terminal, device and voice remote controller |
| CN107766030A (en) * | 2017-11-13 | 2018-03-06 | 百度在线网络技术（北京）有限公司 | Volume adjusting method, device, equipment and computer-readable medium |
| CN108681440A (en) * | 2018-04-03 | 2018-10-19 | 百度在线网络技术（北京）有限公司 | A kind of smart machine method for controlling volume and system |
| CN109215652A (en) * | 2018-10-16 | 2019-01-15 | 深圳Tcl新技术有限公司 | Volume adjusting method, device, playback terminal and computer readable storage medium |
| CN111061450A (en) * | 2019-11-20 | 2020-04-24 | 维沃移动通信有限公司 | Parameter adjusting method and electronic equipment |
| CN111061450B (en) * | 2019-11-20 | 2021-09-17 | 维沃移动通信有限公司 | Parameter adjusting method and electronic equipment |
| CN111208971A (en) * | 2020-01-15 | 2020-05-29 | 西安文理学院 | But public address set of automatically regulated volume |
| WO2023035626A1 (en) * | 2021-09-10 | 2023-03-16 | 深圳市冠旭电子股份有限公司 | Method and apparatus for adjusting volume of earphone, and earphone |
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|---|---|
| WO2018090451A1 (en) | 2018-05-24 |
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