CN106101350A - A kind of mobile terminal and call method thereof - Google Patents
A kind of mobile terminal and call method thereof Download PDFInfo
- Publication number
- CN106101350A CN106101350A CN201610378264.XA CN201610378264A CN106101350A CN 106101350 A CN106101350 A CN 106101350A CN 201610378264 A CN201610378264 A CN 201610378264A CN 106101350 A CN106101350 A CN 106101350A
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- Prior art keywords
- call
- voice signal
- mobile terminal
- amplitude
- mode
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
- G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K1/00—Secret communication
- H04K1/006—Secret communication by varying or inverting the phase, at periodic or random intervals
Abstract
The present invention provides a kind of mobile terminal and call method thereof, and this mobile terminal includes receiver and speaker, and this call method includes: obtain the call voice signal received；Obtain the amplitude revealing voice signal produced when described call voice signal play by described receiver；Generate and the speaker sound signal of opposite in phase identical with the amplitude of described leakage voice signal；While described call voice signal play by described receiver, described speaker is driven to play described speaker sound signal.The speaker sound signal that speaker is play can be cancelled out each other with the leakage voice signal that receiver is revealed, and reduces and even eliminates the volume revealing voice signal, reaches to protect the purpose of privacy of user.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of mobile terminal and call method thereof.
Background technology
Current mobile terminal is integrated with increasing function, including taking pictures, and Video chat, fingerprint recognition etc..Although
The function of mobile terminal is being constantly updated, and performance is constantly promoting, and outward appearance is exquisiter, but call is its base all the time
This, be also most important function.
Call privacy always user compares the problem of concern, and with the quickening pace of modern life, we are frequently encountered
In the scene received calls under quiet environment, such as elevator, office etc..When external environment is quieter, from phone one
The voice signal of end is easy to be heard by bystander, in turn results in privacy leakage.
The voice signal that has its source in of privacy leakage, by air borne, enters the ear of people from side.On market the most mostly
The receiver that the mobile terminal of number is used is moving coil design, and its operation principle is dependent on diaphragm vibration and promotes air-borne sound, this
The advantage planting receiver is that low frequency is full, and sense of hearing is good, bandwidth of conversing, and also brings along voice signal simultaneously and reveals.
Summary of the invention
In view of this, the present invention provides a kind of mobile terminal and call method thereof, is used for solving existing mobile terminal and exists
The problem that voice signal is revealed is there is during call.
For solving above-mentioned technical problem, on the one hand, the present invention provides the call method of a kind of mobile terminal, described mobile whole
End includes receiver and speaker, including:
Obtain the call voice signal received；
Obtain the amplitude revealing voice signal produced when described call voice signal play by described receiver；
Generate and the speaker sound signal of opposite in phase identical with the amplitude of described leakage voice signal；
While described call voice signal play by described receiver, described speaker is driven to play described speaker sound
Signal.
On the other hand, the present invention also provides for a kind of mobile terminal, including:
Voice signal acquisition module, for obtaining the call voice signal of reception；
Amplitude acquisition module, for obtaining the leakage voice signal produced when described call voice signal play by described receiver
Amplitude；
Generation module, for generating the speaker sound letter of and opposite in phase identical with the amplitude of described leakage voice signal
Number；
Drive module, while playing described call voice signal at described receiver, drive described speaker to play
Described speaker sound signal.
Having the beneficial effect that of the technique scheme of the present invention:
In mobile terminal calling process, obtain the call voice signal received, and obtain the receiver described call language of broadcasting
The amplitude revealing voice signal produced during tone signal, generates identical and opposite in phase with the amplitude of described leakage voice signal
Speaker sound signal, and while this call voice signal play by receiver, play this speaker sound by speaker and believe
Number such that it is able to cancel out each other with the leakage voice signal of receiver, reduce and even eliminate the volume revealing voice signal, reach to protect
Protect the purpose of privacy of user.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the call method of the mobile terminal of the embodiment of the present invention one；
Fig. 2 is the voice signal in the receiver front in one embodiment of the invention, reveals voice signal, the language of speaker broadcasting
The voice signal that tone signal and speaker are play superposes the signal waveform schematic diagram after cancellation with leakage voice signal；
Fig. 3 is the schematic flow sheet of the call method of the mobile terminal of the embodiment of the present invention two；
Fig. 4 is the structural representation of the mobile terminal of the embodiment of the present invention three；
Fig. 5 is the structural representation of the mobile terminal of the embodiment of the present invention four；
Fig. 6 and Fig. 7 is the structural representation of the mobile terminal of the embodiment of the present invention five.
Detailed description of the invention
Before the mobile terminal of the embodiment of the present invention and call method thereof are illustrated, first to the embodiment of the present invention
The principle used simply is introduced.
The receiver that mobile terminal uses is usually moving-coil type receiver, and the receiver radiation voice signal of this type is dependent on film
Sheet vibration can radiate voice signal, front voice to front and back during promoting air-borne sound, i.e. receiver work simultaneously
Signal, i.e. communication process enter the useful signal of human ear, back side voice signal, the voice signal i.e. revealed, needs to eliminate.Logical
In the case of Chang, front voice signal and the opposite in phase of back side voice signal, the amplitude of back side voice signal is less than front voice
The amplitude of signal.
According to above-mentioned analysis, in the embodiment of the present invention, in mobile terminal calling process, obtain the call voice received
Signal, and obtain the amplitude revealing voice signal produced when this call voice signal play by receiver, generate and described leakage language
The speaker sound signal that tone signal opposite in phase amplitude is identical, while call voice signal play by receiver, by raising one's voice
This speaker sound signal play by device such that it is able to cancel out each other with revealing voice signal, thus reduces and even eliminate leakage language
The volume of tone signal, reaches to protect the purpose of privacy of user.
Below in conjunction with drawings and Examples, the detailed description of the invention of the present invention is described in further detail.Following reality
Execute example for the present invention is described, but be not limited to the scope of the present invention.
Refer to the schematic flow sheet of the call method of the mobile terminal that Fig. 1, Fig. 1 are the embodiment of the present invention one, this call
Method includes:
Step S101: obtain the call voice signal received；
This call voice signal comes from the voice signal of another terminal with this mobile terminal call.
Step S102: obtain the amplitude revealing voice signal produced when described call voice signal play by described receiver；
Step S103: generate and the speaker sound signal of opposite in phase identical with the amplitude of described leakage voice signal；
Wherein, the phase place revealing voice signal is and the opposite in phase of described call voice signal, thus speaker sound
The phase place of signal is identical with the phase place of described call voice signal, can be raised by obtaining the phase place of call voice signal
The phase place of sound device voice signal.
Step S104: while described call voice signal play by described receiver, drives and raises one's voice described in speaker broadcasting
Device voice signal.
Due to speaker sound signal and the opposite in phase revealing voice signal, amplitude is identical, is play by speaker and raises
After sound device voice signal, it is possible to cancel out each other with revealing voice signal, thus reduce and even eliminate the volume revealing voice signal,
Reach to protect the purpose of privacy of user.
Refer to voice signal (i.e. call voice signal, letter that Fig. 2, Fig. 2 are the receiver front in one embodiment of the invention
Number 1) voice signal (letter that leakage voice signal (signal 2) that, receiver produces when playing call voice signal, speaker are play
Numbers 3) and the speaker sound signal play of speaker superpose cancellation with leakage voice signal after signal (signal 4) waveform show
It is intended to.From figure 2 it can be seen that reveal the opposite in phase of voice signal (signal 2) and speaker sound signal (signal 3), width
Spend identical, thus stackable cancellation, reduce even eliminating the volume revealing voice signal, reach to protect the purpose of privacy of user.
In the embodiment of the present invention, it is preferable that receiver is positioned at the front of mobile terminal, and speaker is positioned at the back of the body of mobile terminal
Face, so that receiver is useful voice signal to head-on radiation, rearwardly radiate is to reveal voice signal, and raises one's voice
Device equally mainly rearwardly radiates voice signal, thus rearwardly can radiate with receiver is to reveal voice signal to superpose cancellation.
The amplitude revealing voice signal described in the embodiment of the present invention refers to the amplitude revealing voice signal of estimation, with
The actual radiation revealing voice signal may be identical, it is also possible to there are some errors.
In the embodiment of the present invention, the amplitude revealing voice signal can be obtained in several ways.
In one embodiment of this invention, the method obtaining the amplitude revealing voice signal can be: obtains described movement
The current volume of terminal, according to the current volume of described mobile terminal, obtains the amplitude of described leakage voice signal.
Specifically, the leakage voice that each volume of described mobile terminal is corresponding can be stored in described mobile terminal
The amplitude of signal, such as, when volume is a1, the corresponding amplitude revealing voice signal is b1, when volume is a2, corresponding leakage
The amplitude of voice signal is b2, and volume is the biggest, and the corresponding amplitude revealing voice signal is the biggest.When needs generate speaker language
During tone signal, first obtain the current volume of mobile terminal, then inquire about the width revealing voice signal that this current volume is corresponding
Degree, so that it is determined that the amplitude of speaker sound signal.
In another embodiment of the invention, the method obtaining the amplitude revealing voice signal can be: passes through mike
Gather the described leakage voice signal produced when described call voice signal play by receiver；The leakage gathered according to described mike
Voice signal, determines the amplitude of described leakage voice signal.
It is to say, when just starting to converse, reveal voice signal by mike Real-time Collection, such as mike set
Put the back side at mobile terminal, and be positioned near receiver, thus leakage voice signal can be collected, according to the leakage language collected
Tone signal, determines the amplitude of described leakage voice signal.Certainly, after the call initial stage determines the amplitude revealing voice signal,
In follow-up call, can not continue to gather voice signal by mike, but the leakage voice that the initial stage of continuing to use determines is believed
Number amplitude.
In some other embodiment of the present invention, also it is not excluded for using other method to obtain the width revealing voice signal
Degree, illustrates the most one by one at this.
It is understood that the mobile terminal of the embodiment of the present invention is not when conversing every time, it is required to eliminate and reveals language
Tone signal, it is preferable that can be in the case of only environment is relatively quiet around, or user wishes to eliminate and reveals voice signal
Time, just eliminate and reveal voice signal, and in some cases, such as, under noisy environment, do not eliminate leakage voice signal, with
Meet the multiple demand of user, on the other hand can also save the power consumption of mobile terminal.
Refer to the schematic flow sheet of the call method of the mobile terminal that Fig. 3, Fig. 3 are the embodiment of the present invention two, this call
Method includes:
Step S301: receive incoming call call request；
Mobile terminal is in the case of normal boot-strap, keeps in touch in moment and base station, when this mobile terminal of another terminal call
Time, call information is passed to this mobile terminal by base station, so that mobile terminal shows to be electrically accessed.
Step S302: whether the call mode judging described mobile terminal is call privacy mode, if it is, perform step
S303, otherwise, performs step S307；
Step S303: when connecting call, obtains the call voice signal received；
Step S304: obtain the amplitude revealing voice signal produced when described call voice signal play by receiver；
Step S305: generate the speaker sound signal identical with described leakage voice signal opposite in phase amplitude；
Step S306: while described call voice signal play by described receiver, drives and raises one's voice described in speaker broadcasting
Device voice signal.
Step S307: when connecting call, carry out normal voice call process, does not perform to reveal the elimination of voice signal.
In the embodiment of the present invention, mobile terminal only when call mode is for call privacy mode, just performs to reveal voice
The elimination of signal, does not perform to reveal the elimination of voice signal, thus meets the multiple demand of user in normal talking pattern,
And save the power consumption of mobile terminal.
In above-described embodiment, it is judged that the call mode of described mobile terminal be whether the step of call privacy mode be to come
After electricity call request, before connecting call, in some other embodiment of the present invention, it is judged that the call of described mobile terminal
Pattern be whether the step of call privacy mode can also be to carry out after connecting call.
Before whether the above-mentioned call mode judging described mobile terminal is the step of call privacy mode, the reality of the present invention
Execute the call method in example can also include: the call mode of described mobile terminal is set to the step of call privacy mode.
Concrete, can be set to, by the call mode of mobile terminal described in following several ways, privacy mode of conversing.
A kind of set-up mode is: receive when arranging request, it is provided that arrange interface for users by described mobile terminal
Call mode be set to converse privacy mode.
It is to say, user default can arrange interface, by the call mode of mobile terminal by what mobile terminal provided
It is set to privacy mode of conversing.User just can set before incoming call, it is also possible to arranges after incoming call, and arranging can be
Communication process is arranged.
Another kind of set-up mode is: after receiving incoming call call request, gather extraneous environmental noise；Judge described outside
Whether the decibel value of boundary's environment noise is less than presetting decibel value；When the decibel value of described extraneous environmental noise is less than presetting decibel value
Time, automatically the call mode of described mobile terminal is set to privacy mode of conversing.
It is to say, when mobile terminal is when detecting that external environment is more quiet, can automatically call mode be arranged
For call privacy mode, to improve Consumer's Experience.
Before call mode is set to call privacy mode, described mobile terminal can also eject an inquiry frame, askes
Ask that user, the need of call mode is set to privacy mode of conversing, improves Consumer's Experience further.
In the preferred embodiment of the present invention, whether the described call mode judging described mobile terminal is call privacy
After the step of pattern, it is also possible to including:
When the call mode of described mobile terminal is for call privacy mode, obtain the current volume of described mobile terminal；
Judge that whether the current volume of described mobile terminal is more than presetting volume；Described default volume can be such as mobile
The minimal volume of terminal；
When described mobile terminal current volume more than preset volume time, the current volume of described mobile terminal is adjusted to
Described default volume.
It is to say, when the call mode of mobile terminal is call privacy mode, and the current volume of mobile terminal is bigger
Time, can reduce, automatically by the volume down of mobile terminal, the volume revealing voice signal from another point of view.
In above-described embodiment, obtain in the step of the call voice signal received, can be directly from the base of mobile terminal
The call voice signal received is obtained, it is also possible to obtain the call voice signal received from the input of receiver with module.
Refer to Fig. 4, the present invention also provides for a kind of mobile terminal, including:
Voice signal acquisition module, for obtaining the call voice signal of reception；
Amplitude acquisition module, for obtaining the leakage voice signal produced when described call voice signal play by described receiver
Amplitude；
Generation module, for generating the speaker sound letter of and opposite in phase identical with the amplitude of described leakage voice signal
Number；
Drive module, while playing described call voice signal at described receiver, drive described speaker to play
Described speaker sound signal.
Due to speaker sound signal and the opposite in phase revealing voice signal, amplitude is identical, is play by speaker and raises
After sound device voice signal, it is possible to cancel out each other with revealing voice signal, thus reduce and even eliminate the volume revealing voice signal,
Reach to protect the purpose of privacy of user.
In one embodiment, described amplitude acquisition module includes:
First acquiring unit, for obtaining the current volume of described mobile terminal, according to the current sound of described mobile terminal
Amount, determines the amplitude of described leakage voice signal.
In another embodiment, described amplitude acquisition module includes:
Collecting unit, for gathering the leakage language produced when described call voice signal play by described receiver by mike
Tone signal；
Second acquisition unit, for the leakage voice signal gathered according to described mike, determines that described leakage voice is believed
Number amplitude.
Preferably, the mobile terminal of the embodiment of the present invention in the case of only environment is relatively quiet around, or can be used
When leakage voice signal is wished to eliminate in family, just eliminate and reveal voice signal, and in some cases, such as, under noisy environment,
Do not eliminate leakage voice signal, to save the power consumption of mobile terminal.
Thus, described mobile terminal can also include:
Whether call mode judge module, be call privacy mode for judging the call mode of described mobile terminal；
Control module, for when the call mode of described mobile terminal is for call privacy mode, controlling described voice letter
Number acquisition module, described acquisition module, described generation module and the work of described driving module.
Preferably, described mobile terminal can also include:
Module is set, for the call mode of described mobile terminal is set to privacy mode of conversing.
In one embodiment, the described module that arranges includes:
First arranges unit, is used for receiving when arranging request, recall arrange interface for users by described mobile eventually
The call mode of end is set to privacy mode of conversing.
In another embodiment, the described module that arranges includes:
Noise Acquisition unit, for, after receiving incoming call call request, gathering extraneous environmental noise；
Judging unit, for judging that whether the decibel value of described extraneous environmental noise is less than presetting decibel value；
Second arranges unit, for when the decibel value of described extraneous environmental noise is less than when presetting decibel value, automatically by institute
The call mode stating mobile terminal is set to privacy mode of conversing.
Preferably, described receiver is positioned at the front of described mobile terminal, and described speaker is positioned at the back of the body of described mobile terminal
Face, so that receiver is useful voice signal to head-on radiation, rearwardly radiate is the voice signal revealed, and raises
Sound device equally mainly rearwardly radiates voice signal, thus rearwardly can radiate with receiver is that the voice signal revealed superposes phase
Disappear.
In the various embodiments described above, described voice signal acquisition module, generation module and driving module can be mobile terminals
The part of power amplifier module.
In above-described embodiment, described voice signal acquisition module directly can obtain from the baseband module of mobile terminal and receive
The call voice signal arrived, it is also possible to obtain the call voice signal received from the input of receiver.
Refer to the mobile terminal that Fig. 5, Fig. 5 are the embodiment of the present invention four structural representation, described mobile terminal bag
Including baseband module 1, receiver 2, power amplifier module 3 and speaker 4, wherein, described power amplifier module 3 is in communication process, from base
The call voice signal received is obtained with module 1；And obtain the leakage language produced when described call voice signal play by receiver
The amplitude of tone signal, generates the speaker sound signal identical with described leakage voice signal opposite in phase amplitude；Listen described
While described call voice signal play by cylinder 2, speaker 4 is driven to play described speaker sound signal.
Refer to the mobile terminal that Fig. 6 and Fig. 7, Fig. 6 and Fig. 7 are the embodiment of the present invention four structural representation, Fig. 6 and
In embodiment shown in Fig. 7, receiver 2 is positioned at the front of mobile terminal 6, and described speaker 4 is positioned at the back of the body of described mobile terminal 6
Face, so that receiver 2 is useful voice signal to head-on radiation, rearwardly radiate is the voice signal revealed, and
The same voice signal that mainly rearwardly radiates of speaker 4, thus rearwardly can radiate with receiver 2 is that the voice signal revealed is folded
Add cancellation.
Mobile terminal in the various embodiments described above can be mobile phone, it is also possible to whole with the electronics of communication function for other
End.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (15)
1. a call method for mobile terminal, described mobile terminal includes receiver and speaker, it is characterised in that including:
Obtain the call voice signal received；
Obtain the amplitude revealing voice signal produced when described call voice signal play by described receiver；
Generate and the speaker sound signal of opposite in phase identical with the amplitude of described leakage voice signal；
While described call voice signal play by described receiver, described speaker is driven to play described speaker sound letter
Number.
The call method of mobile terminal the most according to claim 1, it is characterised in that institute play by the described receiver of described acquisition
The step of the amplitude revealing voice signal produced when stating call voice signal includes:
Obtain the current volume of described mobile terminal, according to the current volume of described mobile terminal, determine that described leakage voice is believed
Number amplitude.
The call method of mobile terminal the most according to claim 1, it is characterised in that institute play by the described receiver of described acquisition
The step of the amplitude revealing voice signal produced when stating call voice signal includes:
The leakage voice produced when described call voice signal play by described receiver is gathered by the mike of described mobile terminal
Signal；
The leakage voice signal gathered according to described mike, determines the amplitude of described leakage voice signal.
The call method of mobile terminal the most according to claim 1, it is characterised in that at the described call language obtaining and receiving
Before the step of tone signal, also include:
Whether the call mode judging described mobile terminal is call privacy mode；
When the call mode of described mobile terminal is for call privacy mode, perform the described call voice signal obtaining and receiving
Step.
The call method of mobile terminal the most according to claim 4, it is characterised in that the described mobile terminal of described judgement
Before whether call mode is the step of call privacy mode, also include:
The call mode of described mobile terminal is set to privacy mode of conversing.
The call method of mobile terminal the most according to claim 5, it is characterised in that described leading to described mobile terminal
Words pattern is set to the step of call privacy mode and includes:
Receive time request is set, recall and interface for users is set the call mode of described mobile terminal is set to call
Privacy mode.
The call method of mobile terminal the most according to claim 5, it is characterised in that described leading to described mobile terminal
Words pattern is set to the step of call privacy mode and includes:
After receiving incoming call call request, gather extraneous environmental noise；
Judge that whether the decibel value of described extraneous environmental noise is less than presetting decibel value；
When the decibel value of described extraneous environmental noise is less than when presetting decibel value, automatically the call mode of described mobile terminal is set
It is set to privacy mode of conversing.
8. a mobile terminal, it is characterised in that including:
Voice signal acquisition module, for obtaining the call voice signal of reception；
Amplitude acquisition module, for obtaining the width revealing voice signal produced when described call voice signal play by described receiver
Degree；
Generation module, for generating and the speaker sound signal of opposite in phase identical with the amplitude of described leakage voice signal；
Drive module, while playing described call voice signal at described receiver, drive described speaker to play described
Speaker sound signal.
Mobile terminal the most according to claim 8, it is characterised in that described amplitude acquisition module includes:
First acquiring unit, for obtaining the current volume of described mobile terminal, according to the current volume of described mobile terminal, really
The amplitude of fixed described leakage voice signal.
Mobile terminal the most according to claim 8, it is characterised in that described amplitude acquisition module includes:
Collecting unit, believes for gathering, by mike, the leakage voice produced when described call voice signal play by described receiver
Number；
Second acquisition unit, for the leakage voice signal gathered according to described mike, determines described leakage voice signal
Amplitude.
11. mobile terminals according to claim 8, it is characterised in that also include:
Whether call mode judge module, be call privacy mode for judging the call mode of described mobile terminal；
Control module, for when the call mode of described mobile terminal is for call privacy mode, controlling described voice signal and obtain
Delivery block, described acquisition module, described generation module and the work of described driving module.
12. mobile terminals according to claim 11, it is characterised in that also include:
Module is set, for the call mode of described mobile terminal is set to privacy mode of conversing.
13. mobile terminals according to claim 12, it is characterised in that the described module that arranges includes:
First arranges unit, is used for receiving when arranging request, recalls and arrange interface for users by described mobile terminal
Call mode is set to privacy mode of conversing.
14. mobile terminals according to claim 12, it is characterised in that the described module that arranges includes:
Noise Acquisition unit, for, after receiving incoming call call request, gathering extraneous environmental noise；
Judging unit, for judging that whether the decibel value of described extraneous environmental noise is less than presetting decibel value；
Second arranges unit, for when the decibel value of described extraneous environmental noise is less than when presetting decibel value, automatically by described shifting
The call mode of dynamic terminal is set to privacy mode of conversing.
15. mobile terminals according to claim 8, it is characterised in that described receiver is positioned at the front of described mobile terminal,
Described speaker is positioned at the back side of described mobile terminal.
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106790956A (en) * | 2016-12-26 | 2017-05-31 | 努比亚技术有限公司 | Mobile terminal and sound processing method |
| CN106911864A (en) * | 2017-04-26 | 2017-06-30 | 维沃移动通信有限公司 | A kind of speech playing method and mobile terminal |
| CN107071119A (en) * | 2017-04-26 | 2017-08-18 | 维沃移动通信有限公司 | A kind of sound removing method and mobile terminal |
| CN107369459A (en) * | 2017-08-29 | 2017-11-21 | 维沃移动通信有限公司 | A kind of audio-frequency processing method and mobile terminal |
| CN109445746A (en) * | 2018-12-28 | 2019-03-08 | 北京小米移动软件有限公司 | A kind of electronic equipment |
| CN110290262A (en) * | 2019-06-14 | 2019-09-27 | 华为技术有限公司 | A kind of call method and terminal device |
| CN110602696A (en) * | 2019-10-30 | 2019-12-20 | 维沃移动通信有限公司 | Conversation privacy protection method and electronic equipment |
| CN110933211A (en) * | 2019-11-29 | 2020-03-27 | 维沃移动通信有限公司 | Electronic device |
| CN110944079A (en) * | 2019-11-29 | 2020-03-31 | 维沃移动通信有限公司 | Electronic device |
| CN111212364A (en) * | 2020-03-19 | 2020-05-29 | 锐迪科微电子（上海）有限公司 | Audio output device and method for eliminating sound leakage thereof |
| CN112351372A (en) * | 2019-08-06 | 2021-02-09 | 悠声股份有限公司 | Mobile phone including audio system with back side sub-opening |
| CN112653780A (en) * | 2019-09-26 | 2021-04-13 | 北京小米移动软件有限公司 | Mobile terminal and method of controlling audio signal of mobile terminal |
| WO2021238354A1 (en) * | 2020-05-29 | 2021-12-02 | 华为技术有限公司 | Sound leakage canceling method and electronic device |
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| CN109445746A (en) * | 2018-12-28 | 2019-03-08 | 北京小米移动软件有限公司 | A kind of electronic equipment |
| CN110290262A (en) * | 2019-06-14 | 2019-09-27 | 华为技术有限公司 | A kind of call method and terminal device |
| CN112351372A (en) * | 2019-08-06 | 2021-02-09 | 悠声股份有限公司 | Mobile phone including audio system with back side sub-opening |
| CN112653780A (en) * | 2019-09-26 | 2021-04-13 | 北京小米移动软件有限公司 | Mobile terminal and method of controlling audio signal of mobile terminal |
| CN112653780B (en) * | 2019-09-26 | 2023-08-04 | 北京小米移动软件有限公司 | Mobile terminal and method of controlling audio signal of mobile terminal |
| CN110602696A (en) * | 2019-10-30 | 2019-12-20 | 维沃移动通信有限公司 | Conversation privacy protection method and electronic equipment |
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| CN111212364A (en) * | 2020-03-19 | 2020-05-29 | 锐迪科微电子（上海）有限公司 | Audio output device and method for eliminating sound leakage thereof |
| WO2021184501A1 (en) * | 2020-03-19 | 2021-09-23 | 锐迪科微电子（上海）有限公司 | Audio output device and sound leakage elimination method therefor |
| WO2021238354A1 (en) * | 2020-05-29 | 2021-12-02 | 华为技术有限公司 | Sound leakage canceling method and electronic device |
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