CN105848061A - Control method and electronic device - Google Patents
Control method and electronic device Download PDFInfo
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- CN105848061A CN105848061A CN201610195658.1A CN201610195658A CN105848061A CN 105848061 A CN105848061 A CN 105848061A CN 201610195658 A CN201610195658 A CN 201610195658A CN 105848061 A CN105848061 A CN 105848061A
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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
- H04R5/00—Stereophonic arrangements
- H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
- G10L21/0216—Noise filtering characterised by the method used for estimating noise
- G10L2021/02161—Number of inputs available containing the signal or the noise to be suppressed
- G10L2021/02166—Microphone arrays; Beamforming
Abstract
The embodiment of the invention discloses a control method. The method comprises the steps of triggering at least one first audio acquisition device among at least two audio acquisition devices set by an electronic device to enter the audio acquisition state, wherein audio adjustment parameters corresponding to each of the at least two audio acquisition devices are different from each other; by means of the at least one first audio acquisition device, acquiring at least one first audio signal corresponding to the environment of the at least one first audio acquisition device; and conducting the audio processing by utilizing one second audio signal in the at least one first audio signal. The embodiment of the present invention further discloses an electronic device.
Description
Technical field
The present invention relates to control technology, particularly relate to a kind of control method and electronic equipment.
Background technology
In speech recognition system, when the distance of user distance mike (MIC) array occurs in a big way
During change, at the audio frequency adjustment of unsuitable MIC array, comprehend the discrimination reducing voice signal；Such as,
When user distance is relatively near, and/or when volume is bigger, according to bigger audio frequency enlargement range, user is exported
Voice signal carries out process and arises that the problem such as spilling, voice cut ridge, thus reduces the knowledge of voice signal
Not rate；Further, when user distance farther out, and/or when volume is less, amplify according to less audio frequency
The voice signal that user is exported by amplitude carries out process and arises that the problems such as speech volume is the least, also can drop
The low discrimination of voice signal.Therefore, the audio frequency how arranging MIC array adjusts parameter, promotes voice
The discrimination of signal becomes problem demanding prompt solution.
Summary of the invention
For solving the technical problem of existing existence, embodiments provide a kind of control method and electronics sets
Standby.
The technical scheme of the embodiment of the present invention is achieved in that and embodiments provides a kind of controlling party
Method, including:
Trigger at least one the first audio collection dress at least two audio collecting device that electronic equipment is arranged
Put entrance audio collection state；Wherein, each audio collecting device in described at least two audio collecting device
It is different that corresponding audio frequency adjusts parameter；
At least one first audio collecting device described is utilized to gather at least one first audio collecting device described
At least one first audio signal that local environment is corresponding；
Second audio signal at least one first audio signal described is utilized to carry out Audio Processing.
The embodiment of the present invention additionally provides a kind of electronic equipment, including:
At least two audio collecting device, is used for gathering audio signal；Wherein, described at least two audio frequency is adopted
It is different that the audio frequency that in acquisition means, each audio collecting device is corresponding adjusts parameter；
Processor, for triggering at least one first audio collection in described at least two audio collecting device
Device enters audio collection state；
At least one first audio collecting device, is used for gathering at least one first audio collecting device institute described
At least one first audio signal that place's environment is corresponding；
Accordingly, described processor, be additionally operable to utilize at least one first audio signal described the
Two audio signals carry out Audio Processing.
Control method described in the embodiment of the present invention and electronic equipment, by arranging at least two in the electronic device
Individual audio collecting device, makes the sound that in described at least two audio collecting device, each audio collecting device is corresponding
The whole parameter of frequency modulation is different, so, when at least one utilized in described at least two audio collecting device
When first audio collecting device gathers the first audio signal, it is possible to believe at least one collected the first audio frequency
Determine second audio signal in number, and then utilize the second audio signal to carry out Audio Processing, so,
The speech recognition that audio frequency adjustment parameter for the existing audio collecting device of solution is not mated with audio signal and caused
The problem that rate reduces is laid a good foundation.
Accompanying drawing explanation
Fig. 1 be embodiment of the present invention control method realize schematic flow sheet one；
Fig. 2 is the embodiment of the present invention concrete application scenarios schematic diagram；
Fig. 3 be embodiment of the present invention control method realize schematic flow sheet two；
Fig. 4 is the concrete structure schematic diagram of embodiment of the present invention electronic equipment.
Detailed description of the invention
In order to more fully hereinafter understand feature and the technology contents of the present invention, below in conjunction with the accompanying drawings to this
Bright realization is described in detail, appended accompanying drawing purposes of discussion only for reference, is not used for limiting the present invention.
Embodiment one
Fig. 1 be embodiment of the present invention control method realize schematic flow sheet one；As it is shown in figure 1, described side
Method includes:
Step 101: trigger electronic equipment arrange at least two audio collecting device at least one first
Audio collecting device enters audio collection state；Wherein, each sound in described at least two audio collecting device
Frequently it is different that the audio frequency that harvester is corresponding adjusts parameter；
In the present embodiment, described electronic equipment can be specially the intelligence such as television set, PC, robot
Equipment.Further, at least two audio collecting device being arranged at described electronic equipment can be specially
MIC array.Described MIC array includes at least one MIC.In a concrete application scenarios, described
At least two MIC array carries out wired or wireless connection with electronic equipment；Further, when described at least two
When individual MIC array and electronic equipment wireless connections, it is defeated that the embodiment of the present invention can apply to home voice input
Go out scene, a MIC array is i.e. set in each room；As in figure 2 it is shown, the electronics described in the present embodiment sets
For being specially television set, being provided with 4 MIC arrays in described television set, each MIC array sets
Being placed in a room, so, for different distance, the user speech of different volume, electronic equipment all can
Collect, increase the audio collection scope of electronic equipment, enrich Consumer's Experience, also improve use simultaneously
Family is experienced.Further, in another concrete application scenarios, described electronic equipment can also be specially individual
Computer, such as notebook computer, now, can be wired with at least two MIC array in described notebook computer
Or wireless connections, and then realize increasing the purpose of the audio collection scope of notebook computer.
In the present embodiment, described audio frequency adjusts parameter can be specially audio frequency amplifying parameters, such as, described sound
The whole parameter of frequency modulation is the gain that audio collecting device is corresponding, for adjusting the times magnification of the audio signal collected
Number.
In one embodiment, when described electronic equipment is provided with N number of audio collecting device, described N
For the positive integer more than or equal to 2, described electronic equipment can be by first in described N number of audio collecting device
The gain that individual audio collecting device is corresponding is set to a1, by gain setting corresponding for second audio collecting device
For a2, the rest may be inferred, and gain corresponding for n-th audio collecting device is set to aN, here, by a1,
A2 ..., aN composition ordered series of numbers a1, a2 ..., aN} is arithmetic progression, say, that adjacent two audio frequency
The gain inequality of harvester is a fixed value；So, for different distance, the audio signal of different volume,
Electronic equipment all can get useful signal, increases the audio collection scope of electronic equipment substantially.
Step 102: utilize at least one first audio collecting device described to gather at least one first sound described
Frequently at least one first audio signal that harvester local environment is corresponding；
Step 103: utilize second audio signal at least one first audio signal described to carry out sound
Frequency processes.
It is to say, described electronic equipment selects at least one first audio signal described in collecting
One the second audio signal processes as normal voice signal, and then is used by this normal voice signal
In subsequent speech recognition, lay the foundation for promoting phonetic recognization rate.
In actual applications, during step 101 triggers at least two audio collecting device that electronic equipment is arranged
At least one the first audio collecting device enters the mode of audio collection state, has following three kinds:
Mode one, according to preset rules, chooses at least two audio collecting device that electronic equipment is arranged
Go out at least one first audio collecting device, trigger at least one first audio collecting device described and carry out audio frequency
Acquisition state.In actual applications, described preset rules arbitrarily can be arranged according to user's actual need.
Mode two:
Step 101A: trigger residing at least two audio collecting device that the detection of described electronic equipment is arranged self
Whether environment exists the audio signal of satisfied second audio conditions；Here, described second audio conditions is permissible
Sensitivity based on audio collecting device and arrange, say, that and all audio signals in non-ambient are equal
Audio collecting device can be triggered and carry out audio collection, but only meet the audio signal ability of certain condition
Trigger audio collecting device and carry out audio collection.
Step 101B: determine when there is the audio signal meeting the second audio conditions, described in detection at least two
Distance between individual audio collecting device and the audio signal meeting the second audio conditions；
In one embodiment, described step 101A can be particularly as follows: described electronic equipment triggers self
At least two audio collecting device arranged enters detection state；Accordingly, described at least two audio collection
Device, under described detection state, detects the sound that whether there is satisfied second audio conditions in self local environment
Frequently signal；Further, determine that existence meets the second audio frequency bar when described at least two audio collecting device
During the audio signal of part, detect the distance between self and the audio signal meeting the second audio conditions, the most just
Being to say, described electronic equipment is without the intervention of other distance harvesters, and just can be arranged by self is described
At least two audio collecting device is found range.Specifically, described at least two audio collecting device is utilized to enter
The step of row range finding includes:
Described at least two audio collecting device obtains the positional information of self correspondence, such as coordinate etc., obtains
At least two positional information；
Record described at least two audio collecting device and receive the described audio signal meeting the second audio conditions
Time；
Positional information based on described at least two audio collecting device self correspondence of acquisition, and recorded
Time, determine between described at least two audio collecting device and the audio signal meeting the second audio conditions
Distance.
It should be noted that the mode utilizing audio collecting device to carry out finding range needs described electronic equipment to arrange
The audio collecting device having three or more than three could realize.When described electronic equipment is provided only with two sounds
Frequently during harvester, described electronic equipment need by other devices could realize range finding purpose, such as by
Distance harvester etc. realizes range finding.Or, described electronic equipment directly utilizes distance harvester, as taken the photograph
As the devices such as head, infrared, sound wave are found range.
Step 101C: based on described at least two audio collecting device and the audio frequency letter meeting the second audio conditions
Distance between number, selects at least one first audio collection in described at least two audio collecting device
Device；Such as, select at least one the first audio collecting device entrance audio frequency away from audio signal is nearer to adopt
Collection state, and then lay a good foundation for promoting the discrimination of voice signal.
Step 101D: trigger at least one first audio collecting device described and enter audio collection state.
Mode three:
Step 101A: trigger residing at least two audio collecting device that the detection of described electronic equipment is arranged self
Whether environment exists the audio signal of satisfied second audio conditions；Here, described second audio conditions is permissible
Sensitivity based on audio collecting device and arrange, say, that and all audio signals in non-ambient are equal
Audio collecting device can be triggered and carry out audio collection, but only meet the audio signal ability of certain condition
Trigger audio collecting device and carry out audio collection.
Step 101B: determine when there is the audio signal meeting the second audio conditions, described in detection at least two
Distance between individual audio collecting device and the audio signal meeting the second audio conditions；In actual applications,
Described at least two audio collecting device can be used directly to find range, as described in mode two, utilize at least two
Audio collecting device carries out the mode found range, and repeats no more here；Or, it is also possible to utilize distance to gather dress
Put, as the devices such as photographic head, infrared, sound wave are found range.
Step 101C1: detect the audio signal of described satisfied second audio conditions relative to described at least two
The audio frequency characteristics of audio collecting device；Here, described audio frequency characteristics can be with embodiments volume.
Here, the executive agent of described step 101C1 can be specially said two audio collecting device；Also
That is, the detection of said two audio collecting device meets the audio signal of the second audio conditions relative to self
Audio frequency characteristics.
Those skilled in the art should know, and the execution sequence of step 101B and step 101C1 can be exchanged.
Step 101C2: meet the audio signal of the second audio conditions relative to described at least two based on described
The audio frequency characteristics of audio collecting device, and described at least two audio collecting device with meet the second audio frequency bar
Distance between the audio signal of part, select in described at least two audio collecting device at least one
One audio collecting device；In actual applications, the reference factor of at least one the first audio collecting device is chosen
It is possible not only to the distance including between audio collecting device and audio signal, it is also possible to include the sound of audio signal
Amount；Specifically, as in figure 2 it is shown, electronic equipment is provided with 4 MIC arrays, respectively MIC array 1
To MIC array 4；Now, the distance phase between MIC array 1 and MIC array 2 and audio signal
With, and when the volume of audio signal is the least relative to this MIC array 1 and MIC array 2, Ke Yi
This MIC array 1 and MIC array 2 selects the bigger device of gain as first finally determined
Audio collecting device；So, it is that the discrimination promoting voice signal is laid a good foundation further.
Step 101D: trigger at least one first audio collecting device described and enter audio collection state.
In actual applications, the above-mentioned three kinds of triggering modes of an execution can be selected according to the actual requirements.
Method described in the embodiment of the present invention, by arranging at least two audio collecting device in the electronic device,
The audio frequency that in described at least two audio collecting device, each audio collecting device is corresponding is made to adjust parameter the most not phase
With, so, when utilizing at least one first audio collecting device in described at least two audio collecting device
When gathering the first audio signal, it is possible to determine one at least one collected the first audio signal
Two audio signals, and then utilize the second audio signal to carry out Audio Processing, so, adopt for solving existing audio frequency
The problem that the phonetic recognization rate that the audio frequency adjustment parameter of acquisition means is not mated with audio signal and caused reduces is established
Basis.
Embodiment two
Fig. 3 be embodiment of the present invention control method realize schematic flow sheet two；As it is shown on figure 3, described side
Method includes:
Step 301: trigger electronic equipment arrange at least two audio collecting device at least one first
Audio collecting device enters audio collection state；Wherein, each sound in described at least two audio collecting device
Frequently it is different that the audio frequency that harvester is corresponding adjusts parameter；
In the present embodiment, described electronic equipment can be specially the intelligence such as television set, PC, robot
Equipment.Further, at least two audio collecting device being arranged at described electronic equipment can be specially
MIC array.Described MIC array includes at least one MIC.In a concrete application scenarios, described
At least two MIC array carries out wired or wireless connection with electronic equipment；Further, when described at least two
When individual MIC array and electronic equipment wireless connections, it is defeated that the embodiment of the present invention can apply to home voice input
Go out scene, a MIC array is i.e. set in each room；As in figure 2 it is shown, the electronics described in the present embodiment sets
For being specially television set, being provided with 4 MIC arrays in described television set, each MIC array sets
Being placed in a room, so, for different distance, the user speech of different volume, electronic equipment all can
Collect, increase the audio collection scope of electronic equipment, enrich Consumer's Experience, also improve use simultaneously
Family is experienced.Further, in another concrete application scenarios, described electronic equipment can also be specially individual
Computer, such as notebook computer, now, can be wired with at least two MIC array in described notebook computer
Or wireless connections, and then realize increasing the purpose of the audio collection scope of notebook computer.
In the present embodiment, described audio frequency adjusts parameter can be specially audio frequency amplifying parameters, such as, described sound
The whole parameter of frequency modulation is the gain that audio collecting device is corresponding, for adjusting the times magnification of the audio signal collected
Number.
In one embodiment, when described electronic equipment is provided with N number of audio collecting device, described N
For the positive integer more than or equal to 2, described electronic equipment can be by first in described N number of audio collecting device
The gain that individual audio collecting device is corresponding is set to a1, by gain setting corresponding for second audio collecting device
For a2, the rest may be inferred, and gain corresponding for n-th audio collecting device is set to aN, here, by a1,
A2 ..., aN composition ordered series of numbers a1, a2 ..., aN} is arithmetic progression, say, that adjacent two audio frequency
The gain inequality of harvester is a fixed value；So, for different distance, the audio signal of different volume,
Electronic equipment all can get useful signal, increases the audio collection scope of electronic equipment substantially.
Step 302: utilize at least one first audio collecting device described to gather at least one first sound described
Frequently at least one first audio signal that harvester local environment is corresponding；
Step 303: at least one first audio signal described is carried out signal processing, obtain at least one
Three audio signals；
In the present embodiment, when the first audio collecting device collects the first audio frequency letter that self local environment is corresponding
After number, directly the audio signal collected is processed, and then obtain the 3rd audio signal.Specifically,
Described audio frequency adjusts parameter embodiments audio frequency amplifying parameters；Accordingly, step 303 can particularly as follows:
Audio frequency amplifying parameters based at least one the first audio collecting device described, to described in reply at least one
The first audio signal that individual first audio collecting device is collected carries out signal processing and amplifying, obtains at least one
Individual 3rd audio signal.It is to say, when the first audio collecting device, to collect self local environment corresponding
After first audio signal, audio frequency amplifying parameters based on self correspondence, such as gain, that self is gathered
One audio signal carries out signal processing and amplifying, obtains the 3rd audio signal；And then be easy to described electronic equipment and exist
At least one obtained the 3rd audio signal selects the second audio signal of satisfied first audio conditions.This
In, described first audio conditions can specifically include audio quality and audio power is satisfied by respective conditions；Also
That is, at least one obtained the 3rd audio signal is estimated by described electronic equipment, the audio frequency that will collect
Off quality, signal energy is directly removed less than the 3rd audio signal of threshold value, only retains and meets first
3rd audio signal of audio conditions, and using the 3rd audio signal of satisfied first audio conditions as the second sound
Frequently signal, processes this second audio signal as normal voice signal, knows for subsequent voice
, and then for promoting audio identification rate do not lay a good foundation.
Step 304: select the of satisfied first audio conditions at least one the 3rd audio signal described
Two audio signals；
Step 305: utilize described second audio signal to carry out Audio Processing.
In actual applications, during step 301 triggers at least two audio collecting device that electronic equipment is arranged
At least one the first audio collecting device enters the mode of audio collection state, has following three kinds:
Mode one, according to preset rules, chooses at least two audio collecting device that electronic equipment is arranged
Go out at least one first audio collecting device, trigger at least one first audio collecting device described and carry out audio frequency
Acquisition state.In actual applications, described preset rules arbitrarily can be arranged according to user's actual need.
Mode two:
Step 301A: trigger residing at least two audio collecting device that the detection of described electronic equipment is arranged self
Whether environment exists the audio signal of satisfied second audio conditions；Here, described second audio conditions is permissible
Sensitivity based on audio collecting device and arrange, say, that and all audio signals in non-ambient are equal
Audio collecting device can be triggered and carry out audio collection, but only meet the audio signal ability of certain condition
Trigger audio collecting device and carry out audio collection.
Step 301B: determine when there is the audio signal meeting the second audio conditions, described in detection at least two
Distance between individual audio collecting device and the audio signal meeting the second audio conditions；
In one embodiment, described step 301A can be particularly as follows: described electronic equipment triggers self
At least two audio collecting device arranged enters detection state；Accordingly, described at least two audio collection
Device, under described detection state, detects the sound that whether there is satisfied second audio conditions in self local environment
Frequently signal；Further, determine that existence meets the second audio frequency bar when described at least two audio collecting device
During the audio signal of part, detect the distance between self and the audio signal meeting the second audio conditions, the most just
Being to say, described electronic equipment is without the intervention of other distance harvesters, and just can be arranged by self is described
At least two audio collecting device is found range.Specifically, described at least two audio collecting device is utilized to enter
The step of row range finding includes:
Described at least two audio collecting device obtains the positional information of self correspondence, such as coordinate etc., obtains
At least two positional information；
Record described at least two audio collecting device and receive the described audio signal meeting the second audio conditions
Time；
Positional information based on described at least two audio collecting device self correspondence of acquisition, and recorded
Time, determine between described at least two audio collecting device and the audio signal meeting the second audio conditions
Distance.
It should be noted that the mode utilizing audio collecting device to carry out finding range needs described electronic equipment to arrange
The audio collecting device having three or more than three could realize.When described electronic equipment is provided only with two sounds
Frequently during harvester, described electronic equipment need by other devices could realize range finding purpose, such as by
Distance harvester etc. realizes range finding.Or, described electronic equipment directly utilizes distance harvester, as taken the photograph
As the devices such as head, infrared, sound wave are found range.
Step 301C: based on described at least two audio collecting device and the audio frequency letter meeting the second audio conditions
Distance between number, selects at least one first audio collection in described at least two audio collecting device
Device；Such as, select at least one the first audio collecting device entrance audio frequency away from audio signal is nearer to adopt
Collection state, and then lay a good foundation for promoting the discrimination of voice signal.
Step 301D: trigger at least one first audio collecting device described and enter audio collection state.
Mode three:
Step 301A: trigger residing at least two audio collecting device that the detection of described electronic equipment is arranged self
Whether environment exists the audio signal of satisfied second audio conditions；Here, described second audio conditions is permissible
Sensitivity based on audio collecting device and arrange, say, that and all audio signals in non-ambient are equal
Audio collecting device can be triggered and carry out audio collection, but only meet the audio signal ability of certain condition
Trigger audio collecting device and carry out audio collection.
Step 301B: determine when there is the audio signal meeting the second audio conditions, described in detection at least two
Distance between individual audio collecting device and the audio signal meeting the second audio conditions；In actual applications,
Described at least two audio collecting device can be used directly to find range, as described in mode two, utilize at least two
Audio collecting device carries out the mode found range, and repeats no more here；Or, it is also possible to utilize distance to gather dress
Put, as the devices such as photographic head, infrared, sound wave are found range.
Step 301C1: detect the audio signal of described satisfied second audio conditions relative to described at least two
The audio frequency characteristics of audio collecting device；Here, described audio frequency characteristics can be with embodiments volume.
Here, the executive agent of described step 301C1 can be specially said two audio collecting device；Also
That is, the detection of said two audio collecting device meets the audio signal of the second audio conditions relative to self
Audio frequency characteristics.
Those skilled in the art should know, and the execution sequence of step 301B and step 301C1 can be exchanged.
Step 301C2: meet the audio signal of the second audio conditions relative to described at least two based on described
The audio frequency characteristics of audio collecting device, and described at least two audio collecting device with meet the second audio frequency bar
Distance between the audio signal of part, select in described at least two audio collecting device at least one
One audio collecting device；In actual applications, the reference factor of at least one the first audio collecting device is chosen
It is possible not only to the distance including between audio collecting device and audio signal, it is also possible to include the sound of audio signal
Amount；Specifically, as in figure 2 it is shown, electronic equipment is provided with 4 MIC arrays, respectively MIC array 1
To MIC array 4；Now, the distance phase between MIC array 1 and MIC array 2 and audio signal
With, and when the volume of audio signal is the least relative to this MIC array 1 and MIC array 2, Ke Yi
This MIC array 1 and MIC array 2 selects the bigger device of gain as first finally determined
Audio collecting device；So, it is that the discrimination promoting voice signal is laid a good foundation further.
Step 301D: trigger at least one first audio collecting device described and enter audio collection state.
In actual applications, the above-mentioned three kinds of triggering modes of an execution can be selected according to the actual requirements.
Method described in the embodiment of the present invention, by arranging at least two audio collecting device in the electronic device,
The audio frequency that in described at least two audio collecting device, each audio collecting device is corresponding is made to adjust parameter the most not phase
With, so, when utilizing at least one first audio collecting device in described at least two audio collecting device
When gathering the first audio signal, it is possible to determine one at least one collected the first audio signal
Two audio signals, and then utilize the second audio signal to carry out Audio Processing, so, adopt for solving existing audio frequency
The problem that the phonetic recognization rate that the audio frequency adjustment parameter of acquisition means is not mated with audio signal and caused reduces is established
Basis.
Here, the audio frequency adjustment parameter corresponding due to each audio collecting device of the embodiment of the present invention is different,
So so that electronic equipment can select match with audio signal distance according to the feature of audio signal,
At least one first audio collecting device that audio frequency characteristics matches, and utilize select described at least one
First audio collecting device carries out audio collection, obtains at least one first audio collection；Here, choose to
The process of few first audio collecting device, namely choose the audio frequency tune maximum with audio signals match degree
The process of whole parameter；It is to say, audio frequency corresponding at least one the first audio collecting device of selecting is adjusted
Whole parameter, such as gain also match with at least one collected the first audio signal, so, based on increasing
Benefit, corresponding at least one first audio signal of adjustment, obtain at least one the 3rd audio signal, and then extremely
Few 3rd audio signal selects the second audio signal of satisfied first audio conditions, by this second sound
Frequently signal is as the audio signal of follow audio identification, and then establishes for promoting audio identification rate substantially
Basis；Meanwhile, also for promoting Consumer's Experience, abundant Consumer's Experience is laid a good foundation.
Embodiment three
Based on the method described in embodiment one or embodiment two, in one embodiment, described at least two
It is fixing that the audio frequency that in audio collecting device, each audio collecting device is corresponding adjusts parameter, say, that
The corresponding unique audio frequency of each audio collecting device adjusts parameter；Now, choose at least one
During one audio collecting device, need to judge that the audio frequency that each audio collecting device is corresponding adjusts parameter and meets
The matching degree of the audio signal of the second audio conditions, and then using maximum for matching degree as selecting at least
One the first audio collecting device；Such as, when determining each audio collecting device and meeting the second audio frequency bar
After distance between the audio signal of part, based on distance, and the audio frequency adjustment ginseng that audio collecting device is corresponding
Number, selects at least one first audio collecting device；Or, when determine each audio collecting device with
Meet the distance between the audio signal of the second audio conditions, and determine the audio frequency of satisfied second audio conditions
After signal is relative to the audio frequency characteristics of each audio collecting device, based on distance, audio frequency characteristics and audio frequency
The audio frequency that harvester is corresponding adjusts parameter, selects at least one first audio collecting device, so, makes
Audio frequency adjusts parameter and can mate substantially with audio signal, establishes for promoting audio identification rate substantially
Basis.
In another specific embodiment, each audio collecting device pair in described at least two audio collecting device
The audio frequency answered adjusts parameter and is adjustable in；But, the audio frequency that each audio collecting device is corresponding adjusts ginseng
The Adjustment effect of number is different, each audio collecting device each corresponding unique audio frequency adjusting range；The most just
Being to say, for electronic equipment, each audio collecting device is all unique, it is impossible to by other sounds
Frequently harvester is replaced；Now, for guaranteeing in a section audio signal acquisition process, will not occur because
Audio frequency adjusts the adjustment of parameter, the adjustment of such as gain and cause voice concordance poor, should in reality
In with, in a section audio signal acquisition process, described electronic equipment does not adjusts parameter to audio frequency and is adjusted,
But adjust parameter adjusting audio frequency before gathering audio signal；Such as, when determining each audio collection
Distance between device and the audio signal meeting the second audio conditions, and select at least one based on distance
After first audio collecting device, based on distance and/or the audio frequency characteristics of the audio signal meeting the second audio conditions
Determine whether that the audio frequency adjusting at least one the first audio collecting device described corresponding adjusts parameter；When determining tune
Time whole, the audio frequency adjusting at least one the first audio collecting device described corresponding adjusts parameter, after making adjustment
Audio frequency adjustment parameter matches with the audio frequency characteristics of distance, the audio signal meeting the second audio conditions；Or,
When the distance determined between each audio collecting device and the audio signal meeting the second audio conditions, determine
Go out the audio signal audio frequency characteristics relative to each audio collecting device of satisfied second audio conditions, and base
In distance and after audio frequency characteristics selects at least one first audio collecting device, based on distance and/or meet
The audio frequency characteristics of the audio signal of the second audio conditions determines whether to adjust at least one first audio collection described
The audio frequency that device is corresponding adjusts parameter, when determining adjustment, adjusts at least one first audio collection dress described
The audio frequency putting correspondence adjusts parameter, makes the audio frequency after adjustment adjust parameter and distance, meet the second audio conditions
The audio frequency characteristics of audio signal match；So, enable audio frequency adjust parameter to maximize with audio signal
Ground coupling, lays the foundation for promoting audio identification rate substantially.
Further, in actual applications, it is also possible to adjust audio frequency according to the intensity of variation of the first audio signal
Adjust parameter；Specifically, described electronic equipment detection at least one first audio collecting device described is gathered
To the audio frequency variation characteristic of the first audio signal whether meet audio frequency change condition；Such as, first is detected
The volume of audio signal increases, and determines that the preceding paragraph audio signal terminates, and lower one end audio signal is not yet opened
Begin, now, determine and meet audio frequency change condition；Further, when meeting audio frequency change condition, based on
The audio frequency variation characteristic of the first audio signal that at least one first audio collecting device described is collected adjusts
The audio frequency of at least one the first audio collecting device described adjusts parameter so that after Tiao Zhenging described at least one
The audio frequency of the first audio collecting device adjusts parameter and is collected with at least one first audio collecting device described
The audio frequency variation characteristic of the first audio signal match.Such as, when volume increases, gain is turned down；When
When volume is less, tune up gain.So so that the method described in the embodiment of the present invention is adapted to living scene,
And audio identification rate can be ensured substantially, and then improve Consumer's Experience.
Embodiment four
For realizing the method described in embodiment one to embodiment three, embodiments provide a kind of electronics and set
Standby, as shown in Figure 4, including:
At least two audio collecting device 41, is used for gathering audio signal；Wherein, described at least two audio frequency
It is different that the audio frequency that in harvester, each audio collecting device is corresponding adjusts parameter；
Processor 42, adopts at least one first audio frequency triggered in described at least two audio collecting device
Acquisition means enters audio collection state；
At least one first audio collecting device, is used for gathering at least one first audio collecting device institute described
At least one first audio signal that place's environment is corresponding；
Accordingly, described processor, be additionally operable to utilize at least one first audio signal described the
Two audio signals carry out Audio Processing.
In the present embodiment, at least one first audio collecting device described, be additionally operable to described at least one
One audio signal carries out signal processing, obtains at least one the 3rd audio signal；
Accordingly, described processor, it is additionally operable to select at least one the 3rd audio signal described satisfied
Second audio signal of the first audio conditions, utilizes described second audio signal to carry out Audio Processing.
In the present embodiment, described audio frequency adjusts parameter embodiments audio frequency amplifying parameters；Accordingly,
At least one first audio collecting device described, is additionally operable to audio frequency amplifying parameters based on self correspondence,
The first audio signal collected is carried out signal processing and amplifying, obtains at least one the 3rd audio signal.
In the present embodiment, described processor, it is additionally operable to, according to preset rules, adopt at described at least two audio frequency
Acquisition means selects at least one first audio collecting device, triggers at least one first audio collection described
Device carries out audio collection state.
In the present embodiment, described processor, it is additionally operable to:
Whether trigger at least two audio collecting device local environment that the detection of described electronic equipment is arranged self
There is the audio signal meeting the second audio conditions；
When determining the audio signal that there is satisfied second audio conditions, detect described at least two audio collection
Distance between device and the audio signal meeting the second audio conditions；
Based on described at least two audio collecting device and meet the second audio conditions audio signal between away from
From, described at least two audio collecting device selects at least one first audio collecting device；
Trigger at least one first audio collecting device described and enter audio collection state.
In the present embodiment, described processor, it is additionally operable to detect the described audio signal meeting the second audio conditions
Audio frequency characteristics relative to described at least two audio collecting device；It is additionally operable to meet the second audio frequency based on described
The audio signal of condition relative to the audio frequency characteristics of described at least two audio collecting device, and described at least
Distance between two audio collecting devices and the audio signal meeting the second audio conditions, described at least two
Individual audio collecting device selects at least one first audio collecting device.
In the present embodiment, described processor, it is additionally operable to detection at least one first audio collecting device institute described
Whether the audio frequency variation characteristic of the first audio signal collected meets audio frequency change condition；Become when meeting audio frequency
During change condition, sound based on the first audio signal that at least one first audio collecting device described is collected
Frequently variation characteristic adjusts the audio frequency adjustment parameter of at least one the first audio collecting device described, so that after Tiao Zhenging
At least one the first audio collecting device described audio frequency adjust parameter adopt with at least one first audio frequency described
The audio frequency variation characteristic of the first audio signal that acquisition means is collected matches.
In one embodiment, described electronic equipment can directly utilize said two audio collecting device and enters
Row range finding；Specifically, described processor is additionally operable to trigger described at least two audio collecting device and enters detection
State；Accordingly, described at least two audio collecting device is additionally operable to when self being in detection state, inspection
Survey the audio signal that whether there is satisfied second audio conditions in self local environment, determine that existence meets the
During the audio signal of two audio conditions, detect described at least two audio collecting device and meet the second audio frequency bar
Distance between the audio signal of part；And then, by described processor based on described at least two audio collection
Distance between device and the audio signal meeting the second audio conditions, fills at described at least two audio collection
At least one first audio collecting device is selected, to trigger at least one first audio collection dress described in putting
Put entrance audio collection state.
Further, described at least two audio collecting device is additionally operable to detect described satisfied second audio conditions
Audio signal relative to the audio frequency characteristics of described at least two audio collecting device；Accordingly, described process
Device is additionally operable to meet the audio signal of the second audio conditions relative to described at least two audio collection based on described
The audio frequency characteristics of device, and described at least two audio collecting device with meet the second audio conditions audio frequency
Distance between signal, selects at least one first audio frequency in described at least two audio collecting device and adopts
Acquisition means, to trigger at least one first audio collecting device entrance audio collection state described.
In another specific embodiment, described electronic equipment also includes distance harvester；Now, described place
Reason device is additionally operable to determine when there is the audio signal meeting the second audio conditions, triggers described distance and gathers dress
Put entrance detection state；Accordingly, described distance harvester, it is used for detecting described at least two audio frequency and adopts
Distance between acquisition means and the audio signal meeting the second audio conditions, and then, described electronic equipment controls
Described processor based on described at least two audio collecting device with meet the second audio conditions audio signal it
Between distance, described at least two audio collecting device selects at least one first audio collecting device,
To trigger at least one first audio collecting device entrance audio collection state described.
It will be appreciated by those skilled in the art that the function of each processing unit in the electronic equipment of the embodiment of the present invention,
Can refer to the associated description of aforementioned control method and understand, repeat no more here.
In several embodiments provided herein, it should be understood that disclosed equipment and method, can
To realize by another way.Apparatus embodiments described above is only schematically, such as, and institute
Stating the division of unit, be only a kind of logic function and divide, actual can have other dividing mode when realizing,
As: multiple unit or assembly can be in conjunction with, or it is desirably integrated into another system, or some features can be neglected
Slightly, or do not perform.It addition, the coupling each other of shown or discussed each ingredient or directly coupling
Close or communication connection can be the INDIRECT COUPLING by some interfaces, equipment or unit or communication connection, can
Be electrical, machinery or other form.
The above-mentioned unit illustrated as separating component can be or may not be physically separate, as
The parts that unit shows can be or may not be physical location, i.e. may be located at a place, it is possible to
To be distributed on multiple NE；Part or all of unit therein can be selected according to the actual needs
Realize the purpose of the present embodiment scheme.
It addition, each functional unit in various embodiments of the present invention can be fully integrated in a processing unit,
Can also be that each unit is individually as a unit, it is also possible to two or more unit are integrated in one
In individual unit；Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ hardware adds soft
The form of part functional unit realizes.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can
Completing with the hardware relevant by programmed instruction, aforesaid program can be stored in an embodied on computer readable and deposit
In storage media, this program upon execution, performs to include the step of said method embodiment；And aforesaid storage
Medium includes: movable storage device, read only memory (ROM, Read Only Memory), deposit at random
Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
Or, if the above-mentioned integrated unit of the present invention is using the form realization of software function module and as independent
Production marketing or use time, it is also possible to be stored in a computer read/write memory medium.Based on so
Understanding, the part that prior art is contributed by the technical scheme of the embodiment of the present invention the most in other words can
Embodying with the form with software product, this computer software product is stored in a storage medium, bag
Include some instructions with so that a computer equipment (can be personal computer, server or network
Equipment etc.) perform all or part of of method described in each embodiment of the present invention.And aforesaid storage medium bag
Include: movable storage device, read only memory (ROM, Read Only Memory), random access memory
Device (RAM, Random Access Memory), magnetic disc or CD etc. are various can store program code
Medium.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited to
This, any those familiar with the art, in the technical scope that the invention discloses, can readily occur in
Change or replacement, all should contain within protection scope of the present invention.Therefore, protection scope of the present invention should
It is as the criterion with described scope of the claims.
Claims (12)
1. a control method, including:
Trigger at least one the first audio collection dress at least two audio collecting device that electronic equipment is arranged
Put entrance audio collection state；Wherein, each audio collecting device in described at least two audio collecting device
It is different that corresponding audio frequency adjusts parameter；
At least one first audio collecting device described is utilized to gather at least one first audio collecting device described
At least one first audio signal that local environment is corresponding；
Second audio signal at least one first audio signal described is utilized to carry out Audio Processing.
Method the most according to claim 1, it is characterised in that described in described utilization at least one first
Second audio signal in audio signal carries out Audio Processing, including:
At least one first audio signal described is carried out signal processing, obtains at least one the 3rd audio signal；
The second audio frequency letter of satisfied first audio conditions is selected at least one the 3rd audio signal described
Number；
Described second audio signal is utilized to carry out Audio Processing.
Method the most according to claim 2, it is characterised in that described audio frequency adjusts parameter embodiments
Audio frequency amplifying parameters；Accordingly,
Described at least one first audio signal described is carried out signal processing, obtain at least one the 3rd audio frequency
Signal, including:
Audio frequency amplifying parameters based at least one the first audio collecting device described, to described in reply at least one
The first audio signal that individual first audio collecting device is collected carries out signal processing and amplifying, obtains at least one
Individual 3rd audio signal.
4. according to the method described in any one of claims 1 to 3, it is characterised in that described triggering electronics sets
At least one first audio collecting device in the standby at least two audio collecting device arranged enters audio collection
State, including:
According to preset rules, at least two audio collecting device that electronic equipment is arranged, select at least one
Individual first audio collecting device, triggers at least one first audio collecting device described and carries out audio collection state.
Method described in 4 the most as requested, it is characterised in that described method also includes:
Whether trigger at least two audio collecting device local environment that the detection of described electronic equipment is arranged self
There is the audio signal meeting the second audio conditions；
When determining the audio signal that there is satisfied second audio conditions, detect described at least two audio collection
Distance between device and the audio signal meeting the second audio conditions；
Accordingly, described according to preset rules, at least two audio collecting device that electronic equipment is arranged
Select at least one first audio collecting device, trigger at least one first audio collecting device described and carry out
Audio collection state, including:
Based on described at least two audio collecting device and meet the second audio conditions audio signal between away from
From, described at least two audio collecting device selects at least one first audio collecting device；
Trigger at least one first audio collecting device described and enter audio collection state.
Method the most according to claim 5, it is characterised in that described method also includes:
Detect the audio signal of described satisfied second audio conditions relative to described at least two audio collecting device
Audio frequency characteristics；
Accordingly, described audio frequency based on described at least two audio collecting device with satisfied second audio conditions
Distance between signal, selects at least one first audio frequency in described at least two audio collecting device and adopts
Acquisition means, including:
The audio signal of the second audio conditions is met relative to described at least two audio collecting device based on described
Audio frequency characteristics, and described at least two audio collecting device with meet the second audio conditions audio signal
Between distance, select in described at least two audio collecting device at least one first audio collection dress
Put.
Method the most according to claim 1, it is characterised in that described method also includes:
The audio frequency change of the first audio signal that detection at least one first audio collecting device described is collected
Whether feature meets audio frequency change condition；
When meeting audio frequency change condition, collected based at least one first audio collecting device described
The audio frequency variation characteristic of the first audio signal adjusts the audio frequency of at least one the first audio collecting device described and adjusts
Parameter so that at least one the first audio collecting device described after Tiao Zhenging audio frequency adjust parameter with described extremely
The audio frequency variation characteristic of the first audio signal that few first audio collecting device is collected matches.
8. an electronic equipment, including:
At least two audio collecting device, is used for gathering audio signal；Wherein, described at least two audio frequency is adopted
It is different that the audio frequency that in acquisition means, each audio collecting device is corresponding adjusts parameter；
Processor, for triggering at least one first audio collection in described at least two audio collecting device
Device enters audio collection state；
At least one first audio collecting device, is used for gathering at least one first audio collecting device institute described
At least one first audio signal that place's environment is corresponding；
Accordingly, described processor, be additionally operable to utilize at least one first audio signal described the
Two audio signals carry out Audio Processing.
Electronic equipment the most according to claim 8, it is characterised in that described processor, is additionally operable to:
Whether trigger at least two audio collecting device local environment that the detection of described electronic equipment is arranged self
There is the audio signal meeting the second audio conditions；
When determining the audio signal that there is satisfied second audio conditions, detect described at least two audio collection
Distance between device and the audio signal meeting the second audio conditions；
Based on described at least two audio collecting device and meet the second audio conditions audio signal between away from
From, described at least two audio collecting device selects at least one first audio collecting device；
Trigger at least one first audio collecting device described and enter audio collection state.
Electronic equipment the most according to claim 9, it is characterised in that described processor, is additionally operable to
Trigger described at least two audio collecting device and enter detection state；
Accordingly, described at least two audio collecting device, it is additionally operable to when self being in detection state, inspection
Survey the audio signal that whether there is satisfied second audio conditions in self local environment；Determine that existence meets the
During the audio signal of two audio conditions, detect described at least two audio collecting device and meet the second audio frequency bar
Distance between the audio signal of part.
11. electronic equipments according to claim 10, it is characterised in that described at least two audio frequency is adopted
Acquisition means, is additionally operable to detect the audio signal of described satisfied second audio conditions relative to described at least two sound
Frequently the audio frequency characteristics of harvester；
Accordingly, described processor, it is additionally operable to audio signal based on described satisfied second audio conditions relative
In the audio frequency characteristics of described at least two audio collecting device, and described at least two audio collecting device with
Meet the distance between the audio signal of the second audio conditions, select in described at least two audio collecting device
Take out at least one first audio collecting device.
12. electronic equipments according to claim 9, it is characterised in that described electronic equipment also includes
Distance harvester；Wherein,
Described processor, when being additionally operable to determine the audio signal that there is satisfied second audio conditions, triggers institute
State distance harvester and enter detection state；
Described distance harvester, is used for detecting described at least two audio collecting device and meeting the second audio frequency
Distance between the audio signal of condition.
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