CN109218913A - Sound adjusting method, terminal device and the device with store function - Google Patents
Sound adjusting method, terminal device and the device with store function Download PDFInfo
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- CN109218913A CN109218913A CN201810983693.9A CN201810983693A CN109218913A CN 109218913 A CN109218913 A CN 109218913A CN 201810983693 A CN201810983693 A CN 201810983693A CN 109218913 A CN109218913 A CN 109218913A
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- loudspeaker
- audio signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/01—Aspects of volume control, not necessarily automatic, in sound systems
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- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
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Abstract
The invention discloses a kind of sound adjusting method, terminal device and with the device of store function, which comprises the terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter；In the sounding position for judging the loudspeaker there are when foreign matter, issues and remove foreign matter alerting signal；When the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judge the step of sounding position of the loudspeaker of the terminal device whether there is foreign matter；When the sounding position for judging the loudspeaker is there are still when foreign matter, the volume parameters of the loudspeaker are adjusted, so that volume of the loudspeaker when playing file to be played becomes larger.By the above method, the present invention can terminal device loudspeaker there are preferable result of broadcast is kept when foreign matter, so that user is had preferable usage experience.
Description
Technical field
The present invention relates to terminal device technical fields, more particularly to a kind of sound adjusting method, terminal device and have
The device of store function.
Background technique
In order to meet voice communication of the user in life and work, video calling, listen to music and viewing video
Equal audiovisual demand, most terminals all have audio playing function, such as mobile phone, tablet computer, music player and recording pen.
In general, terminal can play sound using loudspeaker.Loudspeaker is to convert electrical energy into mechanical energy, and mechanical energy is converted into sound energy
Process, mainly utilize electromagnetic induction principle, when the coil in loudspeaker is powered, coil will generate magnetic field, with magnet
Magnetic field interaction under, coil will vibrate, to drive vibration vibration of membrane, vibrating diaphragm arranges air and realizes sounding.
It takes the mobile phone as an example, due to prolonged use or other reasons, the sounding position of mobile phone speaker can exist different
Object, since barrier prevents the propagation of sound, causes the sound effect played poor when user is connected to incoming call, or
User often can't hear incoming ring tone and miss incoming call.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of sound adjusting method, terminal device and there is store function
Device, can there are preferable result of broadcast is kept when foreign matter in the loudspeaker of terminal device.
In order to solve the above technical problems, one technical scheme adopted by the invention is that providing a kind of sound tune of terminal device
Section method, which comprises the terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of different
Object；In the sounding position for judging the loudspeaker there are when foreign matter, issues and remove foreign matter alerting signal；It is sent out in the terminal device
When removing foreign matter alerting signal out and being more than the predetermined time, repeats and judge that the sounding position of the loudspeaker of the terminal device is
No the step of there are foreign matters；When the sounding position for judging the loudspeaker is there are still when foreign matter, the volume of the loudspeaker is adjusted
Parameter, so that volume of the loudspeaker when playing file to be played becomes larger.
Wherein, the terminal device includes the first microphone；The sounding position of the judgement loudspeaker whether there is
Foreign matter, comprising: obtain the first acquisition audio letter that first microphone is acquired in the default volume that the loudspeaker issues
Number；The first acquisition audio signal is compared with the first preset audio signal prestored, wherein the first default sound
Frequency signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by first microphone
Collected audio signal；When the first acquisition audio signal is less than first preset audio signal, and letter between the two
When number difference is more than preset threshold, then judge that there are foreign matters for the sounding position of the loudspeaker.
Wherein, audio frequency parameter adjusted meets so that volume of the loudspeaker when playing file to be played is changing
Afterwards with before variation between ratio, more than or equal to first preset audio signal and it is described first acquisition audio signal between
Ratio.
Wherein, the terminal device further includes second microphone, described when the first acquisition audio signal is less than described
First preset audio signal, and signal difference between the two be more than preset threshold when, then judge that the sounding position of the loudspeaker is deposited
In foreign matter, comprising: when the first acquisition audio signal is less than first preset audio signal, and signal difference between the two is super
When crossing preset threshold, the second acquisition audio that the second microphone is acquired in the default volume that the loudspeaker issues is obtained
Signal；The second acquisition audio signal is compared with the second preset audio signal prestored, wherein described second is default
Audio signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by second Mike
The collected audio signal of wind；When the second acquisition audio signal is less than second preset audio signal, and between the two
When signal difference is more than the preset threshold, then judge that there are foreign matters for the sounding position of the loudspeaker.
Wherein, described when the sounding position for judging the loudspeaker is there are still when foreign matter, adjust the volume of the loudspeaker
Parameter specifically includes: so that volume of the loudspeaker when playing file to be played becomes larger when the hair for judging the loudspeaker
Sound position is there are still after foreign matter, transmitting range detectable signal and to obtain the distance measurement signal corresponding apart from feedback signal,
Judge whether the terminal device is in confined space apart from feedback signal according to described；If so, adjusting the loudspeaker
Volume parameters so that volume of the loudspeaker when playing file to be played becomes larger.
Wherein, the terminal device includes display, and foreign matter alerting signal is removed in the sending, comprising: the terminal is set
Standby loudspeaker issues prompt tone；And/or the display display reminding message of the terminal device.
In order to solve the above technical problems, another technical solution used in the present invention is to provide a kind of terminal device, including
Loudspeaker and the control device coupled with the loudspeaker；The control device includes the memory and processor being mutually coupled；
The memory is for storing computer instruction and data；The processor executes the computer instruction, for realizing following
Step: judge the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter；In the sounding position for judging the loudspeaker
It sets there are when foreign matter, issues and remove foreign matter alerting signal；It is issued in the terminal device and removes foreign matter alerting signal more than predetermined
When the time, repeats and judge the step of sounding position of the loudspeaker of the terminal device whether there is foreign matter；When judging
The sounding position of loudspeaker is stated there are still when foreign matter, the volume parameters of the loudspeaker are adjusted, so that the loudspeaker is playing
Volume when file to be played becomes larger.
Wherein, the terminal device includes the first microphone with control device coupling；The memory is stored with
First preset audio signal, first preset audio signal are that foreign matter and sending is not present in the sounding position of the loudspeaker
When the default volume, by the collected audio signal of the first microphone；The processor executes to be raised described in the judgement
The sounding position of sound device whether there is foreign matter, specifically include: obtaining first microphone and presets what the loudspeaker issued
The the first acquisition audio signal acquired when volume；By the first acquisition audio signal and the first preset audio signal for prestoring into
Row compares；When the first acquisition audio signal is less than first preset audio signal, and signal difference between the two is more than pre-
If when threshold value, then judging that there are foreign matters for the sounding position of the loudspeaker.
Wherein, the terminal device further includes the second microphone with control device coupling；The memory storage
There is the second preset audio signal, second preset audio signal is that foreign matter and hair is not present in the sounding position of the loudspeaker
Out when the default volume, by the collected audio signal of the second microphone；The processor executes described when described the
One acquisition audio signal be less than first preset audio signal, and signal difference between the two be more than preset threshold when, then judge
There are foreign matters for the sounding position of the loudspeaker, specifically include: obtain the second microphone issued in the loudspeaker it is pre-
If the second acquisition audio signal acquired when volume；By the second acquisition audio signal and the second preset audio signal prestored
It is compared；When the second acquisition audio signal is less than second preset audio signal, and signal difference between the two is more than
When the preset threshold, then judge that there are foreign matters for the sounding position of the loudspeaker.
In order to solve the above technical problems, another technical solution used in the present invention be to provide it is a kind of with store function
Device, described device are stored with program data, and described program data can be performed to realize method as described above.
The beneficial effects of the present invention are: being in contrast to the prior art, by the loudspeaker for judging terminal device
There are sendings after foreign matter to remove foreign matter alerting signal for sounding position, and is being more than the predetermined time to confirm the sounding position of loudspeaker still
There are when foreign matter, the volume parameters of loudspeaker are adjusted, so that volume of the loudspeaker when playing file to be played becomes larger, thus
The loudspeaker of terminal device makes user have preferable usage experience there are preferable result of broadcast is kept when foreign matter.
Detailed description of the invention
Fig. 1 is the flow diagram of the first embodiment of the sound adjusting method of terminal device provided by the invention；
Fig. 2 is the flow diagram of the second embodiment of the sound adjusting method of terminal device provided by the invention；
Fig. 3 is the flow diagram of the 3rd embodiment of the sound adjusting method of terminal device provided by the invention；
Fig. 4 is the flow diagram of the fourth embodiment of the sound adjusting method of terminal device provided by the invention；
Fig. 5 is the flow diagram of the 5th embodiment of the sound adjusting method of terminal device provided by the invention；
Fig. 6 is the flow diagram of the sixth embodiment of the sound adjusting method of terminal device provided by the invention；
Fig. 7 is the structural schematic diagram of the first embodiment of terminal device provided by the invention；
Fig. 8 is the structural schematic diagram of one embodiment of control device in terminal device provided by the invention；
Fig. 9 is the structural schematic diagram of the second embodiment of terminal device provided by the invention；
Figure 10 is the structural schematic diagram of the 3rd embodiment of terminal device provided by the invention；
Figure 11 is the structural schematic diagram of the fourth embodiment of terminal device provided by the invention；
Figure 12 is the structural schematic diagram of device one embodiment provided by the invention with store function.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment belongs to the scope of protection of the invention.
Referring to Fig. 1, the process that Fig. 1 is the first embodiment of the sound adjusting method of terminal device provided by the invention is shown
It is intended to.The sound adjusting method of terminal device in the present embodiment includes:
S101: the terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter.
It is understood that the sounding position of the loudspeaker for judging terminal device in the application sentencing with the presence or absence of foreign matter
Disconnected event can be by terminal device system automatic trigger, such as presets in terminal device system the sounding position of loudspeaker
With the presence or absence of the trigger condition of the judgement event of foreign matter.When the condition can be terminal device booting；It can be between certain time
It is primary every detection, for example, every 1 hour, every 1 day, every 1 week or any customized gap periods are judged；It can also
To be when receiving sound playing request, such as terminal device needs to play some video, certain song or incoming call answering
Etc.；It can also be operable to trigger by user, such as increase triggering loudspeaker in the system setup menu of terminal device
Sounding position with the presence or absence of foreign matter judgement event option, when the user selects this option, the sounding position of loudspeaker is
The no judgement event there are foreign matter is triggered.
S102: it in the sounding position for judging the loudspeaker there are when foreign matter, issues and removes foreign matter alerting signal.
Loudspeaker is a kind of electro-acoustic element for converting electrical energy into sound energy, and there are many type of loudspeaker, although their work
Make mode difference, but be all finally the air for pushing surrounding by generating mechanical oscillation, air dielectric is made to generate fluctuation to real
The conversion of existing " electricity-power-sound ".By above-mentioned principle of sound it is found that loudspeaker needs that air is pushed to realize sounding, then working as loudspeaker
Sounding position will have an impact the broadcasting of sound, generally result in broadcast sound volume and become smaller there are when foreign matter.It is understood that
It is to judge that foreign matter is removed there are when foreign matter, terminal device can pass through to issue in the sounding position of its loudspeaker in terminal device
Alerting signal reminds user to clear up foreign matter in time, to prevent user when in use, influences due to foreign matter loudspeaker broadcasting
Sound effect.
S103: it when the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judges institute
State the step of sounding position of the loudspeaker of terminal device is with the presence or absence of foreign matter.
The predetermined time can have user's self-setting.It is understood that when terminal device judges its loudspeaker
After sounding position reminds user to clear up foreign matter in time there are foreign matter and by issuing removing foreign matter alerting signal, need to user
The reserved regular hour clears up foreign matter；For example, can be removed immediately after terminal device issues and removes foreign matter alerting signal；Again
Or since user is at hand without relevant cleanout tool, will be arranged to the predetermined time mention in terminal device sending removing foreign matter
1 hour, 1 day or other times after awake signal.In an implement scene, terminal device, which has issued to remove foreign matter and remind, to be believed
Number, but user has received the removing foreign matter alerting signal, but can not be purged operation to foreign matter at that time, just shelves after
It is continuous that foreign matter is purged；Then, the predetermined time that foreign matter alerting signal has been more than user setting is removed when terminal device issues
Later, the sounding position that terminal device can repeat the loudspeaker for judging the terminal device of step S101 whether there is
The content of foreign matter, to whether be removed to foreign matter to judge that user is subsequent.Or in other implement scenes, terminal
Equipment, which has issued, removes foreign matter alerting signal, but since user is not at that time beside terminal device, user is not received by this
Remove foreign matter alerting signal；Then, the predetermined time that foreign matter alerting signal has been more than user setting is removed when terminal device issues
Later, the sounding position that terminal device can repeat the loudspeaker for judging the terminal device of step S101 whether there is
The content of foreign matter, thus to judge whether user has received the removing foreign matter alerting signal.
S104: when the sounding position for judging the loudspeaker is there are still when foreign matter, adjusting the volume parameters of the loudspeaker,
So that volume of the loudspeaker when playing file to be played becomes larger.
It is understood that judging the sounding of the loudspeaker of the terminal device have passed through repeating for step S103
After position is with the presence or absence of the operation of foreign matter, two kinds of results can be obtained；It is a kind of the result is that judging the hair of the loudspeaker of terminal device
Foreign matter is not present in sound position, illustrates that user has received the removing foreign matter alerting signal of terminal device sending and to foreign matter at this time
It is removed；It is another the result is that judge that the sounding position of the loudspeaker of terminal device still has foreign matter, illustrate at this time
User is not received by the removing foreign matter alerting signal or user has received the removing foreign matter alerting signal but at that time can not be right
Foreign matter is purged operation.In a specific implement scene, when the sounding position for the loudspeaker for judging terminal device still
So there are when foreign matter, in order to prevent user when in use terminal device when play loudspeaker due to foreign matter sound become smaller,
So the volume parameters of adjustable loudspeaker, so that volume of the loudspeaker when playing file to be played becomes larger.
In the present embodiment, it is different that removing is issued after by the sounding position in the loudspeaker for judging terminal device there are foreign matter
Object alerting signal, and be more than predetermined time confirmation loudspeaker sounding position there are still when foreign matter, in order to avoid because of loudspeaker
Sounding position lead to that loudspeaker plays there are foreign matter sound is smaller, result of broadcast is poor, selection adjusts the sound of loudspeaker
Parameter is measured, so that volume of the loudspeaker when playing file to be played becomes larger, so that there are foreign matters in the loudspeaker of terminal device
When can keep preferable result of broadcast, so that user is had preferable usage experience.
Referring to Fig. 2, the process that Fig. 2 is the second embodiment of the sound adjusting method of terminal device provided by the invention is shown
It is intended to.In the present embodiment, terminal device includes the first microphone, judges whether the sounding position of the loudspeaker of terminal device deposits
In foreign matter, the volume of the voice signal of loudspeaker can be acquired by the first microphone to be judged.In the present embodiment
The sound adjusting method of terminal device include:
S201: the terminal device obtains what first microphone was acquired in the default volume that the loudspeaker issues
First acquisition audio signal.
Terminal device in the application can obtain the first acquisition audio signal in advance.In an implement scene, terminal
Preset audio file is stored in equipment, loudspeaker plays out the preset audio file to preset volume, in
It is that the first microphone can collect the audio signal of loudspeaker sending, as first acquires audio signal, then terminal device
The available first acquisition audio signal.It is understood that preset audio file and playing preset audio text
The default volume of part can be configured according to the actual situation by designer.In addition, the audio signal in the application can be by
The analog audio signal that mechanical acoustic signals convert is also possible to can also be by amplified analog audio signal
Digital audio and video signals etc. after A/D is converted, it is not limited here.
S202: the first acquisition audio signal is compared with the first preset audio signal prestored, wherein described
First preset audio signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by described
The collected audio signal of first microphone.
It is understood that due to being stored with preset audio file in terminal device, loudspeaker can preset sound to this
Frequency file is played out with presetting volume, then, when foreign matter is not present in the sounding position for confirming loudspeaker, Yong Huhuo
Person designer can play out the preset audio file to preset volume by loudspeaker, and make the first wheat
Gram wind collects the audio signal of loudspeaker sending, as the first preset audio signal, and by first preset audio signal
It is stored in advance in terminal device.In previous step S201, terminal device, which obtains the first microphone and is in loudspeaker, works as
The the first acquisition audio signal acquired when the default volume issued under preceding state, and terminal device has prestored the first microphone and has existed
The first preset audio signal that the sounding position of loudspeaker acquires when issuing default volume there is no foreign matter, then first is adopted
Collection audio signal is compared with the first preset audio signal prestored, can judge loudspeaker its hair under current state
Sound position whether there is foreign matter.
S203: when the first acquisition audio signal is less than first preset audio signal, and signal difference between the two
When more than preset threshold, then judge that there are foreign matters for the sounding position of the loudspeaker.
It is understood that the first acquisition audio signal is compared with the first preset audio signal prestored, due to
The first preset audio signal prestored is there is no foreign matter and to preset audio file in the sounding position of loudspeaker to preset sound
Size is measured come when playing out, by the collected audio signal of the first microphone, and due to the principle of sound of loudspeaker it is found that
Loudspeaker needs to push air to realize sounding, when loudspeaker sounding position is there are when foreign matter, can have an impact to the broadcasting of sound,
It generally results in broadcast sound volume to become smaller, therefore the first acquisition audio signal is certainly less than equal to the first preset audio signal prestored.
When the first acquisition audio signal is equal to the first preset audio signal prestored, it can be determined that go out the sounding position of loudspeaker at this time
There is no foreign matters；When the first acquisition audio signal is less than the first preset audio signal, illustrate the sounding position of loudspeaker at this time
There are foreign matters.In practical application, can more or less have certain foreign matter interference in the environment as locating for terminal device, if
Judge that there are foreign matters for the sounding position of loudspeaker, can make when the first acquisition audio signal is less than the first preset audio signal
Terminal device is in most of time or is whenever judged as that there are the states of foreign matter for the sounding position of its loudspeaker, in this way
It is not easy to the use of terminal device.Then, a preset threshold can be set in designer or user, only in the first acquisition
When signal difference between audio signal and the first preset audio signal has been more than the preset threshold, terminal device loudspeaker is just judged
There are foreign matters for sounding position；And the signal difference between the first acquisition audio signal and the first preset audio signal is no more than this
When preset threshold, that is, thinking foreign matter existing for the sounding position of terminal device loudspeaker at this time not influences the sound of loudspeaker broadcasting
Effect or influence are smaller, will judge the sounding position of terminal device loudspeaker at this time there is no foreign matter, user does not need clearly
Manage foreign matter.
S204: it in the sounding position for judging the loudspeaker there are when foreign matter, issues and removes foreign matter alerting signal.
S205: it when the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judges institute
State the step of sounding position of the loudspeaker of terminal device is with the presence or absence of foreign matter.
S206: when the sounding position for judging the loudspeaker is there are still when foreign matter, adjusting the volume parameters of the loudspeaker,
So that volume of the loudspeaker when playing file to be played becomes larger.
In this implement scene, the sound of step S204-S206 and terminal device provided by the present application provided in this embodiment
Step S102-S104 in the first embodiment of sound adjusting method is substantially similar, and details are not described herein again.
In the present embodiment, by adopting the first microphone in the default volume issued under loudspeaker is in current state
First acquisition audio signal of collection, the first microphone prestored with terminal device the sounding position of loudspeaker there is no foreign matter and
The first preset audio signal acquired when issuing default volume is compared, it can be determined that goes out loudspeaker its hair under current state
Sound position whether there is foreign matter, issue after the sounding position for the loudspeaker for judging terminal device is there are foreign matter so as to realize
Foreign matter alerting signal is removed, and is being more than to confirm the sounding position of loudspeaker the predetermined time there are still when foreign matter, selection is adjusted and raised
The volume parameters of sound device, so that volume of the loudspeaker when playing file to be played becomes larger, it is final to realize raising in terminal device
Sound device makes user have preferable usage experience there are that can keep preferable result of broadcast when foreign matter.
Further, audio frequency parameter adjusted meets so that volume of the loudspeaker when playing file to be played is changing
Afterwards with before variation between ratio, more than or equal to the first preset audio signal and first acquisition audio signal between ratio.?
In one specific implement scene, since the volume of the corresponding sound of its amplitude in audio signal is related, the first default sound
The amplitude size of frequency signal its corresponding that be the first microphone issue in the sounding position of loudspeaker there is no foreign matter is default
The volume of collected sound when volume is 60 (db)；The amplitude size of first acquisition audio signal its it is corresponding be the
The volume of one microphone collected sound in the default volume issued under loudspeaker is in current state is 55
(db)；Then it can be concluded that loudspeaker its sounding position is there are foreign matter under current state, and foreign matter causes loudspeaker to issue
Wave volume reduces；When loudspeaker will play file to be played, its volume that should be played of user setting is 70 (db), that
, in order to guarantee volume of the loudspeaker when playing file to be played will not due to foreign matter influence and become smaller, terminal device meeting
The volume parameters of loudspeaker are adjusted, so that the practical volume when playing file to be played of loudspeaker becomes a (db), and a should expire
When sufficient a >=60/50*70, i.e. a >=84, the first microphone plays in the sounding position of loudspeaker there are foreign matter to be played
The volume of the sound acquired when file, just can not less than the first microphone the sounding position of loudspeaker there is no foreign matter and
The volume of the volume of the sound acquired when playing file to be played, i.e. loudspeaker when playing file to be played will not be due to
The influence of foreign matter and become smaller.In addition, if the volume parameters of its loudspeaker of terminal device only support multi-grade to adjust, each grade it
Between volume between be divided into certain numerical value, such as 1 (db), 5 (db) or other interval numerical value；For example, every in aforementioned implement scene
5 (db) are divided between volume between one grade, and theoretically terminal device can adjust the volume parameters of loudspeaker, so that loudspeaker
The practical volume when playing file to be played becomes 84 (db), but terminal device its adjust after the volume that plays can not be set as
84 (db) then should be the volume parameters for adjusting loudspeaker, so that the practical volume when playing file to be played of loudspeaker becomes
For 85 (db), that is, meet volume of the loudspeaker when playing file to be played will not due to foreign matter influence and become smaller, and meet
Terminal device itself adjusts the ability of the volume parameters of loudspeaker.
Referring to Fig. 3, the process that Fig. 3 is the 3rd embodiment of the sound adjusting method of terminal device provided by the invention is shown
It is intended to.It is with second embodiment difference, the terminal device in the present embodiment further includes second microphone, due to judging that terminal is set
The sounding position of standby loudspeaker whether there is foreign matter, and the volume of the voice signal of loudspeaker can be acquired by the first microphone
Size is judged, and the first microphone may have in itself failure or flaw and it is caused to acquire the voice signal of loudspeaker
Volume do not have representativeness, cause judging result exist erroneous judgement the case where, at this point it is possible to by second microphone acquisition
The volume of the voice signal of loudspeaker does further judgement.The sound adjusting method packet of terminal device in the present embodiment
It includes:
S301: the terminal device obtains what first microphone was acquired in the default volume that the loudspeaker issues
First acquisition audio signal.
S302: the first acquisition audio signal is compared with the first preset audio signal prestored, wherein described
First preset audio signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by described
The collected audio signal of first microphone.
In this implement scene, the sound of step S301-S302 and terminal device provided by the present application provided in this embodiment
Step S201-S202 in the first embodiment of sound adjusting method is substantially similar, and details are not described herein again.
S303: when the first acquisition audio signal is less than first preset audio signal, and signal difference between the two
When more than preset threshold, the second acquisition sound that the second microphone is acquired in the default volume that the loudspeaker issues is obtained
Frequency signal.
It is understood that when the first microphone works normally, and the first acquisition audio signal is less than the first default sound
Frequency signal, and the signal difference between the first acquisition audio signal and the first preset audio signal has been when being more than preset threshold, can be with
Illustrate that there are foreign matters for the sounding position of loudspeaker at this time；And when first microphone itself is there are when failure or flaw, even if first
Audio signal is acquired less than the first preset audio signal, and the letter between the first acquisition audio signal and the first preset audio signal
Number difference has been more than preset threshold, can not illustrate that there are foreign matters for the sounding position of loudspeaker at this time.Therefore it should also be obtained in the present embodiment
Take the second acquisition audio signal that second microphone is acquired in the default volume that loudspeaker issues.First is obtained with terminal device
The method for the first acquisition audio signal that microphone is acquired in the default volume that loudspeaker issues is similar, the terminal in the application
Equipment can also obtain the second acquisition audio signal in advance.Preset audio is stored in an implement scene, in terminal device
File, loudspeaker play out the preset audio file to preset volume, and then, the first microphone can collect
The first acquisition audio signal that loudspeaker issues, second microphone can collect the audio signal of loudspeaker sending at this time, i.e.,
For the second acquisition audio signal.
S304: the second acquisition audio signal is compared with the second preset audio signal prestored, wherein described
Second preset audio signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by described
The collected audio signal of second microphone.
It is understood that due to being stored with preset audio file in terminal device, loudspeaker can preset sound to this
Frequency file is played out with presetting volume, then, when foreign matter is not present in the sounding position for confirming loudspeaker, Yong Huhuo
Person designer can play out the preset audio file to preset volume by loudspeaker, and make the second wheat
Gram wind collects the audio signal of loudspeaker sending, as the second preset audio signal, and by second preset audio signal
It is stored in advance in terminal device.In previous step S303, terminal device, which obtains second microphone and is in loudspeaker, works as
The the second acquisition audio signal acquired when the default volume issued under preceding state, and terminal device has prestored second microphone and has existed
The sounding position of loudspeaker second preset audio signal that while issuing default volume acquires there is no foreign matter, then can be by the
Two acquisition audio signals are compared with the second preset audio signal prestored.
S305: when the second acquisition audio signal is less than second preset audio signal, and signal difference between the two
When more than the preset threshold, then judge that there are foreign matters for the sounding position of the loudspeaker.
It is understood that about the second acquisition audio signal and the second preset audio signal in the present embodiment step S305
Comparison and judge accordingly content and terminal device provided by the present application sound adjusting method second embodiment in step
Judge that content is substantially similar compared with the first preset audio signal and accordingly about the first acquisition audio signal in rapid S203.
Then, the signal difference only between the first acquisition audio signal and the first preset audio signal has been more than the preset threshold, and
When signal difference between second acquisition audio signal and the second preset audio signal has also exceeded the preset threshold, end is just judged
There are foreign matters for the sounding position of end equipment loudspeaker.
S306: it in the sounding position for judging the loudspeaker there are when foreign matter, issues and removes foreign matter alerting signal.
S307: it when the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judges institute
State the step of sounding position of the loudspeaker of terminal device is with the presence or absence of foreign matter.
S308: when the sounding position for judging the loudspeaker is there are still when foreign matter, adjusting the volume parameters of the loudspeaker,
So that volume of the loudspeaker when playing file to be played becomes larger.
In this implement scene, the sound of step S306-S308 and terminal device provided by the present application provided in this embodiment
Step S102-S104 in the first embodiment of sound adjusting method is substantially similar, and details are not described herein again.
In the present embodiment, when the volume for the voice signal for acquiring loudspeaker by the first microphone judges loudspeaking
The sounding position of device is there are after foreign matter, then the default volume by issuing second microphone in the case where loudspeaker is in current state
When the second acquisition audio signal for acquiring, there is no different in the sounding position of loudspeaker for the second microphone prestored with terminal device
Object and the second preset audio signal that while issuing default volume acquires is compared, so as to be raised by second microphone acquisition
Sounding position of the volume of the voice signal of sound device to judge loudspeaker then can further be sentenced with the presence or absence of foreign matter
The disconnected volume for haveing the voice signal that the first microphone causes it to acquire loudspeaker with the presence or absence of failure itself or flaw is not
Representative situation keeps the sounding position to loudspeaker more acurrate with the presence or absence of the judging result of foreign matter.
Referring to Fig. 4, the process that Fig. 4 is the fourth embodiment of the sound adjusting method of terminal device provided by the invention is shown
It is intended to.The sound adjusting method of terminal device in the present embodiment includes:
S401: the terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter.
S402: it in the sounding position for judging the loudspeaker there are when foreign matter, issues and removes foreign matter alerting signal.
S403: it when the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judges institute
State the step of sounding position of the loudspeaker of terminal device is with the presence or absence of foreign matter.
In this implement scene, the sound of step S401-S403 and terminal device provided by the present application provided in this embodiment
Step S101-S103 in the first embodiment of sound adjusting method is substantially similar, and details are not described herein again.
S404: when judging the sounding position of the loudspeaker there are still after foreign matter, transmitting range detectable signal simultaneously obtains institute
It is corresponding apart from feedback signal to state distance measurement signal, judges whether the terminal device is in apart from feedback signal according to described
In confined space.
It is understood that foreign matter existing for the sounding position of the loudspeaker in the application, can be dust or iron filings
Etc. the sundries for being jammed in loudspeaker sounding position, being also possible to the environment as locating for terminal device is narrow closed environment,
The sounding position of loudspeaker is caused to there is " divider wall ", " divider wall " is receiving the first microphone and/or second microphone
The volume acquired when the sound that loudspeaker issues there are obstruction is weaker.In order to further judge whether terminal device is in closed
In space, the present embodiment terminal device, there are still after foreign matter, is detected by transmitting range and is believed in the sounding position for judging loudspeaker
Number and to obtain distance measurement signal corresponding apart from feedback signal, according to judging whether terminal device is in apart from feedback signal
In confined space.In a specific implement scene, when the sounding position for judging loudspeaker is there are still after foreign matter, it can trigger
Terminal device transmitting range detectable signal, which is ultrasonic signal, since the wavelength of ultrasonic wave is short, diffractive
It is poor, thus in identical uniform dielectric, the straightline propagation that ultrasonic wave can not only orient, and energy is concentrated；Due to this
Distance measurement signal has the advantages that good directionality and easily reflection, will form after the distance measurement signal encounters barrier anti-
Signal is penetrated, terminal device can further obtain the reflection signal, i.e., the distance measurement signal is corresponding apart from feedback signal；By
It is free environments in working as environment locating for terminal device, " divider wall " or " divider wall " is not present in the sounding position of loudspeaker
When far, terminal device will not get apart from feedback signal or get extremely weak apart from feedback signal, and work as terminal
When environment locating for equipment is narrow closed environment, what terminal device was got can be very strong apart from feedback signal；Thus it is possible to
Judge whether terminal device is in confined space according to the size apart from feedback signal.In addition, due to confined space
The signal strength that size obtains apart from feedback signal terminal device has a significant impact, and generally, confined space is smaller, emits phase
The signal strength apart from feedback signal that institute's terminal device obtains after same distance measurement signal can be bigger, and therefore, the application can
To judge that kind of confined space terminal device is in according further to the size apart from feedback signal, for example, space compared with
In small pocket or in biggish handbag, or bigger room is medium.Certainly, in other implement scenes,
Distance measurement signal is also possible to infrasound or common acoustic signals or by the proximity sensor in the terminals such as such as mobile phone
Corresponding signal is issued to be judged.
S405: if so, the volume parameters of the loudspeaker are adjusted, so that the loudspeaker is when playing file to be played
Volume become larger.
In a specific implement scene, terminal device is mobile phone, when according to this apart from feedback signal size judgement
After mobile phone is in pocket out, misses and since the smaller user of incoming ring tone can't hear incoming ring tone in order to prevent
Electricity, so the volume parameters of adjustable loudspeaker, so that volume of the loudspeaker in cell phone incoming call becomes larger.It is specific at another
Implement scene in, terminal device is mobile phone, and user is under during sleep by mobile phone as pillow, user setting in order to prevent
Alarm clock can not be waken, so the volume parameters of adjustable loudspeaker, so that volume of the loudspeaker when quarter-bell sounds becomes
Greatly.
In the present embodiment, can by the sounding position in the loudspeaker for judging terminal device there are foreign matter after further
Confirm that the foreign matter is the sundries that dust or iron filings etc. are jammed in loudspeaker sounding position, or as locating for terminal device
Environment is narrow closed environment, and makes loudspeaker when playing file to be played after confirmation terminal device is in confined space
Volume become larger, thus terminal device be in confined space prevent user can not hear loudspeaker play sound, use
There is preferable usage experience at family.
Please refer to Fig. 5 and Fig. 6, wherein Fig. 5 is the 5th implementation of the sound adjusting method of terminal device provided by the invention
The flow diagram of example, Fig. 6 are the process signals of the sixth embodiment of the sound adjusting method of terminal device provided by the invention
Figure.The sound adjusting method of terminal device in 5th embodiment includes:
S501: the terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter.
S502: in the sounding position for judging the loudspeaker there are when foreign matter, the loudspeaker sending of the terminal device is mentioned
Show sound.
S503: it when the loudspeaker of the terminal device issues prompt tone and is more than the predetermined time, repeats described in judgement
The sounding position of the loudspeaker of terminal device whether there is the step of foreign matter.
S504: when the sounding position for judging the loudspeaker is there are still when foreign matter, adjusting the volume parameters of the loudspeaker,
So that volume of the loudspeaker when playing file to be played becomes larger.
In this implement scene, the sound of step S501-S504 and terminal device provided by the present application provided in this embodiment
Step S101-S104 in the first embodiment of sound adjusting method is substantially similar, the difference is that, the removing in the present embodiment
Foreign matter alerting signal is the prompt tone issued by the loudspeaker of terminal device.The prompt tone can be mentioned with A designer person or user
Before set and stored, such as a specific music or song or user shift to an earlier date one section of voice of typing；When judging to raise
There are when foreign matter, the loudspeaker of energy triggering terminal equipment issues the prompt tone for the sounding position of sound device.
Terminal device in sixth embodiment further includes display, and the sound adjusting method of terminal device includes:
S601: the terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter.
S602: it mentions in the sounding position for judging the loudspeaker there are when foreign matter, the display of the terminal device is shown
Show message.
S603: it when the display display reminding message of the terminal device is more than the predetermined time, repeats and judges institute
State the step of sounding position of the loudspeaker of terminal device is with the presence or absence of foreign matter.
S604: when the sounding position for judging the loudspeaker is there are still when foreign matter, adjusting the volume parameters of the loudspeaker,
So that volume of the loudspeaker when playing file to be played becomes larger.
In this implement scene, the sound of step S601-S604 and terminal device provided by the present application provided in this embodiment
Step S101-S104 in the first embodiment of sound adjusting method is substantially similar, the difference is that, terminal is set in the present embodiment
Standby further includes display, removes the prompting message that the display that foreign matter alerting signal is terminal device is shown.The prompting message can
Set and store in advance with A designer person or user, when judge the sounding position of loudspeaker there are when foreign matter, just
The prompting message that the display of energy triggering terminal equipment is shown.
In other embodiments, terminal device can both have been shown by the prompt tone that loudspeaker issues further through display
Prompting message reminds user to remove foreign matter, in order to which user can receive in time the prompting by prompt tone, and when user is temporary
When Shi Wufa is purged processing, the behaviour of foreign matter can also be purged at the appropriate time by the prompting message that display is shown
Make.
Fig. 7 and Fig. 8 are please referred to, Fig. 7 is the structural schematic diagram of the first embodiment of terminal device provided by the invention, Fig. 8
It is the structural schematic diagram of one embodiment of control device in terminal device provided by the invention.Terminal device 70 in the present embodiment
Including loudspeaker 700 and the control device 702 coupled with loudspeaker 700, control device 702 includes the memory being mutually coupled
7020 and processor 7022, memory 7020 executes the computer and refers to for storing computer instruction and data, processor 7022
It enables, for realizing following steps:
Processor 7022 judges the sounding position of the loudspeaker 700 of terminal device 70 with the presence or absence of foreign matter；Judging loudspeaking
There are when foreign matter, 7022 controlling terminal equipment 70 of processor issues removing foreign matter alerting signal for the sounding position of device 700；In terminal
When equipment 70 issues removing foreign matter alerting signal more than the predetermined time, processor 7022, which repeats, judges raising for terminal device 70
The sounding position of sound device 700 whether there is the step of foreign matter；When judge the sounding position of loudspeaker 700 there are still when foreign matter, place
The volume parameters that device 7022 adjusts loudspeaker 700 are managed, so that volume of the loudspeaker 700 when playing file to be played becomes larger.
Referring to Fig. 9, Fig. 9 is the structural schematic diagram of the second embodiment of terminal device provided by the invention.In this implementation
In example, terminal device 70 includes the first microphone 704 coupled with control device 702；It is default that memory 7020 is stored with first
Audio signal, first preset audio signal be when the sounding position of loudspeaker 700 is there is no foreign matter and issues default volume,
By the collected audio signal of the first microphone 704；Processor 7022 executes the loudspeaker 700 of above-mentioned judgement terminal device 70
The method that sounding position whether there is foreign matter, specifically includes:
Processor 7022 obtains the first acquisition that the first microphone 704 is acquired in the default volume that loudspeaker 700 issues
Audio signal；Processor 7022 compares the first preset audio signal that the first acquisition audio signal is prestored with memory 7020
Compared with；When the first acquisition audio signal is less than the first preset audio signal, and signal difference between the two is more than preset threshold, then locate
Reason device 7022 judges that there are foreign matters for the sounding position of loudspeaker 700.
Referring to Fig. 10, Figure 10 is the structural schematic diagram of the 3rd embodiment of terminal device provided by the invention.With terminal
The second embodiment difference of equipment 70 is, the terminal device 70 in the present embodiment further includes the coupled with control device 702
Two microphones 706；Memory 7020 is stored with the second preset audio signal, and the second preset audio signal is in loudspeaker 700
Sounding position is there is no foreign matter and when issuing default volume, by the collected audio signal of second microphone 706；Processor executes
When the first acquisition audio signal is less than the first preset audio signal, and signal difference between the two is more than preset threshold, then handle
Device 7022 judges that the sounding position of loudspeaker 700 there are the method for foreign matter, specifically includes:
Processor 7022 obtains the second acquisition that second microphone 706 is acquired in the default volume that loudspeaker 700 issues
Audio signal；Second acquisition audio signal is compared by processor 7022 with the second preset audio signal prestored；When second
Audio signal is acquired less than the second preset audio signal, and when signal difference between the two is more than preset threshold, then processor 7022
Judge that there are foreign matters for the sounding position of loudspeaker 700.
Figure 11 is please referred to, Figure 11 is the structural schematic diagram of the fourth embodiment of terminal device provided by the invention.It is different from
Above-described embodiment, the terminal device 70 in the present embodiment further include the display 708 coupled with control device 702, display 708
It can be used for display reminding message, which is to remove foreign matter alerting signal.
Terminal device 70 in the application can include the equipment of loudspeaker to be any, for example, can be sound equipment, radio,
The electronic equipments such as recorder are also possible to the smart machines such as mobile phone, tablet computer, desktop computer.
It is above-mentioned that processor 7022 in 70 embodiment of the application terminal device realizes that the detailed process of above-mentioned function is seen
Embodiment of the method.
Figure 12 is please referred to, Figure 12 is the device provided by the invention with store function.Device 120 with store function
In be stored with program data 1200, program data 1200 can be performed to be adjusted with the sound for realizing terminal device as described above
Method.
The device 120 with store function can be storage chip in terminal, hard disk either mobile hard disk or
The tool of other read-write storages such as flash disk, CD, can also be server etc..
In several embodiments provided herein, it should be understood that disclosed method, equipment and device, it can be with
It realizes by another way.For example, device structure embodiment described above is only schematical, for example, module
Or the division of unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple lists
Member or component can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point,
Shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, device or unit
Indirect coupling or communication connection, can be electrical property, mechanical or other forms.
Unit may or may not be physically separated as illustrated by the separation member, shown as a unit
Component may or may not be physical unit, it can and it is in one place, or may be distributed over multiple networks
On unit.It can select some or all of unit therein according to the actual needs to realize the mesh of present embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
Mode the above is only the implementation of the present invention is not intended to limit the scope of the invention, all to utilize this
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content, it is relevant to be applied directly or indirectly in other
Technical field is included within the scope of the present invention.
Claims (10)
1. a kind of sound adjusting method of terminal device, which is characterized in that the described method includes:
The terminal device judges the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter；
In the sounding position for judging the loudspeaker there are when foreign matter, issues and remove foreign matter alerting signal；
When the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judge the terminal device
Loudspeaker sounding position whether there is foreign matter the step of；
When the sounding position for judging the loudspeaker is there are still when foreign matter, the volume parameters of the loudspeaker are adjusted, so that described
Volume of the loudspeaker when playing file to be played becomes larger.
2. sound adjusting method as described in claim 1, which is characterized in that the terminal device includes the first microphone；Institute
The sounding position for judging the loudspeaker is stated with the presence or absence of foreign matter, comprising:
Obtain the first acquisition audio signal that first microphone is acquired in the default volume that the loudspeaker issues；
The first acquisition audio signal is compared with the first preset audio signal prestored, wherein described first is default
Audio signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by first Mike
The collected audio signal of wind；
When the first acquisition audio signal is less than first preset audio signal, and signal difference between the two is more than default threshold
When value, then judge that there are foreign matters for the sounding position of the loudspeaker.
3. sound adjusting method as claimed in claim 2, which is characterized in that audio frequency parameter adjusted meets so that described raise
Volume of the sound device when playing file to be played after variation with before variation between ratio, it is default to be greater than or equal to described first
Ratio between audio signal and the first acquisition audio signal.
4. sound adjusting method as claimed in claim 2, which is characterized in that the terminal device further includes second microphone,
It is described to work as the first acquisition audio signal less than first preset audio signal, and signal difference between the two is more than pre-
If when threshold value, then judging that there are foreign matters for the sounding position of the loudspeaker, comprising:
When the first acquisition audio signal is less than first preset audio signal, and signal difference between the two is more than default threshold
When value, the second acquisition audio signal that the second microphone is acquired in the default volume that the loudspeaker issues is obtained；
The second acquisition audio signal is compared with the second preset audio signal prestored, wherein described second is default
Audio signal is when the sounding position of the loudspeaker is there is no foreign matter and issues the default volume, by second Mike
The collected audio signal of wind；
When it is described second acquisition audio signal be less than second preset audio signal, and signal difference between the two be more than it is described pre-
If when threshold value, then judging that there are foreign matters for the sounding position of the loudspeaker.
5. sound adjusting method as described in claim 1, which is characterized in that described when the sounding position for judging the loudspeaker
There are still when foreign matter, the volume parameters of the loudspeaker are adjusted, so that volume of the loudspeaker when playing file to be played
Become larger, specifically include:
When judging the sounding position of the loudspeaker there are still after foreign matter, transmitting range detectable signal simultaneously obtains the distance measurement
Signal is corresponding apart from feedback signal, judges whether the terminal device is in confined space apart from feedback signal according to described
It is interior；
If so, the volume parameters of the loudspeaker are adjusted, so that volume of the loudspeaker when playing file to be played becomes
Greatly.
6. sound adjusting method as described in claim 1, which is characterized in that the terminal device includes display, the hair
Foreign matter alerting signal is removed out, comprising:
The loudspeaker of the terminal device issues prompt tone；
And/or
The display display reminding message of the terminal device.
7. a kind of terminal device, which is characterized in that the control device including loudspeaker and with loudspeaker coupling；
The control device includes the memory and processor being mutually coupled；
The memory is for storing computer instruction and data；
The processor executes the computer instruction, for realizing following steps:
Judge the sounding position of the loudspeaker of the terminal device with the presence or absence of foreign matter；
In the sounding position for judging the loudspeaker there are when foreign matter, issues and remove foreign matter alerting signal；
When the terminal device issues and removes foreign matter alerting signal more than the predetermined time, repeats and judge the terminal device
Loudspeaker sounding position whether there is foreign matter the step of；
When the sounding position for judging the loudspeaker is there are still when foreign matter, the volume parameters of the loudspeaker are adjusted, so that described
Volume of the loudspeaker when playing file to be played becomes larger.
8. terminal device as claimed in claim 7, which is characterized in that the terminal device includes coupling with the control device
The first microphone；
The memory is stored with the first preset audio signal, and first preset audio signal is the sounding in the loudspeaker
Position is there is no foreign matter and when issuing the default volume, by the collected audio signal of the first microphone；
The processor executes the sounding position of the judgement loudspeaker with the presence or absence of foreign matter, specifically includes:
Obtain the first acquisition audio signal that first microphone is acquired in the default volume that the loudspeaker issues；
The first acquisition audio signal is compared with the first preset audio signal prestored；
When the first acquisition audio signal is less than first preset audio signal, and signal difference between the two is more than default threshold
When value, then judge that there are foreign matters for the sounding position of the loudspeaker.
9. terminal device as claimed in claim 8, which is characterized in that the terminal device further includes and the control device coupling
The second microphone connect；
The memory is stored with the second preset audio signal, and second preset audio signal is the sounding in the loudspeaker
Position is there is no foreign matter and when issuing the default volume, by the collected audio signal of the second microphone；
The processor works as the first acquisition audio signal less than first preset audio signal described in executing, and between the two
Signal difference when being more than preset threshold, then judge that there are foreign matters for the sounding position of the loudspeaker, specifically include:
Obtain the second acquisition audio signal that the second microphone is acquired in the default volume that the loudspeaker issues；
The second acquisition audio signal is compared with the second preset audio signal prestored；
When it is described second acquisition audio signal be less than second preset audio signal, and signal difference between the two be more than it is described pre-
If when threshold value, then judging that there are foreign matters for the sounding position of the loudspeaker.
10. a kind of device with store function, which is characterized in that be stored with program data, described program data can be held
Row is to realize such as any one of claim 1-6 the method.
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