CN109753777A - A kind of personal identification method, device, storage medium and mobile terminal - Google Patents
A kind of personal identification method, device, storage medium and mobile terminal Download PDFInfo
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- CN109753777A CN109753777A CN201811647636.XA CN201811647636A CN109753777A CN 109753777 A CN109753777 A CN 109753777A CN 201811647636 A CN201811647636 A CN 201811647636A CN 109753777 A CN109753777 A CN 109753777A
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Abstract
The embodiment of the present application provides a kind of personal identification method, device, storage medium and mobile terminal, which comprises whether the earphone for detecting connection is in wearing state；If so, obtaining the impedance characteristic of the earphone；According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.Personal identification method provided herein, difference impedance characteristic possessed by earphone when can wear the earphone of mobile terminal according to different user carry out identification to the user of mobile terminal.It carries out not needing any operation of user's execution when identification, improves the flexibility that mobile terminal carries out identification to user, increase the convenience that mobile terminal uses.
Description
Technical field
The application belongs to technical field of mobile terminals, and in particular to a kind of personal identification method, device, storage medium and shifting
Dynamic terminal.
Background technique
With the fast development of mobile terminal technology, the function that mobile terminal has is more and more, gets in daily life
Come more important, user is also higher and higher for the demand for security of mobile terminal.
In the research and practice process to the prior art, the inventors of the present application found that presently, there are unlocking technology,
Such as password unlock, unlocked by fingerprint, vocal print unlock, face information unlock and iris information unlock, are both needed to user in unlock and hold
Row specific operation, such as input password, verifying fingerprint/vocal print/face information/iris information, carry out flexibility ratio when identification
It is too low, thus many inconvenience are brought to user, it needs to improve.
Summary of the invention
The embodiment of the present application provides a kind of personal identification method, and mobile terminal is enable neatly to carry out identity knowledge to user
Not.
In a first aspect, the embodiment of the present application provides a kind of personal identification method, it is applied to mobile terminal, comprising:
Whether the earphone of detection connection is in wearing state；
If so, obtaining the impedance characteristic of the earphone；
According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.
Second aspect, the embodiment of the present application provide a kind of identity recognition device, are applied to mobile terminal, comprising:
Whether detection module, the earphone for detecting connection are in wearing state；
Module is obtained, for obtaining the impedance characteristic of the earphone when the testing result of the detection module, which is, is；
Identification module, the impedance characteristic for being got according to the acquisition module, to the use for wearing the earphone
Family carries out identification, obtains recognition result.
The third aspect, the embodiment of the present application provide a kind of storage medium, are stored thereon with computer program, when the calculating
When machine program executes on computers, so that the identity that the computer executes the offer of the embodiment of the present application first aspect is known
Other method.
Fourth aspect, the embodiment of the present application provide a kind of mobile terminal, and the mobile terminal includes processor and memory,
The memory is for storing executable program code, and the processor is by reading the executable journey stored in the memory
Sequence code is to execute following steps:
Whether the earphone of detection connection is in wearing state；
If so, obtaining the impedance characteristic of the earphone；
According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.
Personal identification method provided herein, earphone institute when can wear the earphone of mobile terminal according to different user
The different impedance characteristics having carry out identification to the user of mobile terminal.It can be carried out as long as user wears always earphone
Identification executes any operation without user, improves the flexibility that mobile terminal carries out identification to user, increases
The convenience that mobile terminal uses is added.
Detailed description of the invention
In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment
Attached drawing is briefly described.It should be evident that the drawings in the following description are only some examples of the present application, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram of personal identification method provided by the embodiments of the present application；
Fig. 2 is schematic diagram of a scenario when user provided by the embodiments of the present application wears earphone；
Fig. 3 is a kind of impedance of earphone in wearing state and non-wearing state of mobile terminal provided by the embodiments of the present application
Characteristic Contrast figure；
Fig. 4 is another flow diagram of personal identification method provided by the embodiments of the present application；
Fig. 5 is the flow diagram of building user identity identification model provided by the embodiments of the present application；
Fig. 6 is the structural schematic diagram of identity recognition device provided by the embodiments of the present application；
Fig. 7 is a kind of structural schematic diagram of mobile terminal provided by the embodiments of the present application；
Fig. 8 is another structural schematic diagram of mobile terminal provided by the embodiments of the present application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall in the protection scope of this application.
The embodiment of the present application provides a kind of personal identification method, device, storage medium and mobile terminal, carries out individually below
It is described in detail.
Referring to Fig. 1, Fig. 1 is a kind of flow diagram of personal identification method provided by the embodiments of the present application.The identity
Recognition methods can be applied to mobile terminal, and the process of the personal identification method may include:
Step 101, whether the earphone for detecting connection is in wearing state.
In the embodiment of the present application, once earphone insertion mobile terminal earphone interface, mobile terminal will real-time detection should
Whether earphone is in wearing state.When mobile terminal detects that the earphone is in wearing state, which can just be executed
The identification of next step operates.
Wherein it is possible to judge whether the earphone is in wearing state by pressure suffered by earphone earplug.Specifically: at this
Pressure sensor is set on the earplug of earphone, and mobile terminal can receive the pressure signal that the pressure sensor is fed back.Because not
It is of different sizes with user's earhole, pressure suffered by earplug when different user wears earphone can be acquired, is worn according to different user
A rough range of pressure values is arranged in pressure suffered by earplug when wearing earphone, if the pressure sensing that mobile terminal receives
The value for the pressure signal that device is fed back is in the range, then determines that the earphone is in wearing state.
It should be noted that whether judging the earphone by pressure suffered by earphone earplug provided by the embodiment of the present application
Mode in wearing state is not limited to this, and can also be other modes, such as: pressure is set on the earplug of the earphone and is passed
Sensor, mobile terminal can receive the pressure signal that the pressure sensor is fed back.It, can be with because different user earhole shape is different
Acquire pressure suffered by earplug when different user wears earphone, judgement different according to the pressure value of all directions of the pressure
The shape of earplug when different user wears earphone, a similarity model is arranged in the shape of earplug when wearing earphone according to different user
It encloses, if the shape for the earplug extrapolated according to the pressure signal that the pressure sensor that mobile terminal receives is fed back and pre-
If the similarity of shape is in the range, then determine that the earphone is in wearing state.
Further, it is also possible to judge whether the earphone is in wearing state by the motion state of earphone.Specifically: in the ear
Acceleration transducer is set on machine and angular-rate sensor (such as gyroscope), mobile terminal can receive the acceleration transducer
Fed back acceleration signal and angular velocity signal are sensed with angular speed, it is mobile according to the acceleration signal and angular velocity signal
Terminal may determine that whether the earphone is lifted, to judge whether the earphone is in wearing state.The algorithm of correlated judgment can
With refering to the existing method for judging smart phone and whether being lifted, details are not described herein again.
Step 102, if the earphone of connection is in wearing state, the impedance characteristic of the earphone is obtained.
Referring to Fig. 2, Fig. 2 is schematic diagram of a scenario when user provided by the embodiments of the present application wears earphone.At earphone
When wearing state, the phonation unit of earphone can constitute an ante-chamber with human ear ear canal, cause the variation of earphone impedance feature, such as
Shown in Fig. 3.It is different using the human ear ear canal of different user, Ke Yishi also different with the impedance characteristic of the ante-chamber of earphone composition
Identification now is carried out to different user.
In the embodiment of the present application, when mobile terminal detects that earphone is in wearing state, which will obtain automatically
The impedance characteristic of the earphone is taken, for carrying out identification to user in next step.
Step 103, according to the impedance characteristic of earphone, identification is carried out to the user for wearing the earphone, obtains identification knot
Fruit.
In the embodiment of the present application, mobile terminal can execute correlation according to the impedance characteristic of the earphone got in step 102
Operation carries out identification to user, obtains corresponding identification result.
Personal identification method provided by the embodiment of the present application, when can wear the earphone of mobile terminal according to different user
Difference impedance characteristic possessed by earphone carries out identification to the user of mobile terminal.As long as user wears earphone always
It can be carried out identification, execute any operation without user, improve the spirit that mobile terminal carries out identification to user
Activity increases the convenience that mobile terminal uses.
In one embodiment, the impedance characteristic of the earphone is obtained, comprising: obtain the voltage of the interface feedback of the earphone
Signal and current signal；According to the voltage signal and current signal, the impedance characteristic of the earphone is obtained.
In the embodiment of the present application, when mobile terminal detects that earphone is in wearing state, connecing for the earphone will be obtained
The real-time voltage signal and real-time current signal that mouth is fed back, what mobile terminal can feed back the interface of the earphone got
Real-time voltage signal and real-time current signal are sampled, and calculate access based on the real-time voltage signal and real-time current signal
The real-time impedance feature of the earphone of the mobile terminal.Specifically: in continuous time period t, n sampled point is taken, to getting
Earphone the real-time voltage signal that is fed back of interface and real-time current signal sampled, calculate the ear with following formula
The real-time impedance feature of machine:
Wherein, Z is impedance characteristic, and FFT is Fourier transformation, and w is weight coefficient, and real representative takes real part, Ut=[Ut
(1), Ut(2) ... Ut(n)], It=[It(1),It(2),…It(n)], Ut-1=[Ut-1(1), Ut-1(2) ... Ut-1(n)], It-1
=[It-1(1), It-1(2) ... It-1(n)], t is the continuous period, includes n sampled point in each period, and n is greater than 0
Integer.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is known
Other result, comprising: by impedance characteristic input user identity identification model trained in advance, obtaining the user is pre-set user
Recognition result, or obtain the user not and be the recognition result of pre-set user.
In the embodiment of the present application, which can be inputted preset user identity identification model by mobile terminal, directly
It connects and identification is carried out to the user.After the preset user identity identification model identification, the impedance characteristic is immediately arrived at
It whether is that pre-set user wears corresponding impedance characteristic when earphone, it may be assumed that whether the user is pre-set user.If the impedance of input is special
Sign is corresponding impedance characteristic when pre-set user wears earphone, and model will identify successfully and export " user is pre-set user "
Confirm result；If the impedance characteristic of input is not corresponding impedance characteristic when pre-set user wears earphone, model is by recognition failures
And export " user is not pre-set user " denies result.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is known
Other result, comprising: judge that the impedance of earphone when whether the impedance characteristic wears the earphone with pre-set user gathered in advance is special
Sign matching is to obtain the recognition result that the user is pre-set user, otherwise obtains the user not and be the identification knot of pre-set user
Fruit.
In the embodiment of the present application, mobile terminal can acquire the impedance characteristic of earphone when pre-set user wears earphone in advance.
When the earphone of the mobile terminal is in wearing state, mobile terminal will obtain the impedance characteristic of the earphone automatically.If the user
The similarity of the impedance characteristic of earphone reaches a fixed number when impedance characteristic of earphone and pre-set user wear earphone when wearing earphone
Value, then it is assumed that the impedance characteristic one of earphone when the impedance characteristic of earphone and pre-set user wear earphone when the user wears earphone
It causes, that is, determines the user for pre-set user, which will execute unlock operation；If the resistance of earphone when the user wears earphone
The similarity of the impedance characteristic of earphone is not up to certain numerical value when anti-feature and pre-set user wear earphone, then it is assumed that the user wears
The impedance characteristic of earphone is inconsistent when the impedance characteristic of earphone wears earphone with pre-set user when wearing earphone, that is, determines the user not
For pre-set user, which will not execute unlock operation, and if the mobile terminal is in the unlocked state at this time, the movement
Terminal will execute lock operation.
It should be noted that same user is when wearing different earphones, what the phonation unit and human ear ear canal of earphone were constituted
Ante-chamber is not also identical, and the variation of caused earphone impedance feature is not also identical.In some embodiments, mobile terminal
User can possess more set of headphones.When user wears different earphones, every set of headphones has its corresponding different impedance special
Therefore sign when acquiring pre-set user and wearing earphone when the impedance characteristic of earphone, can acquire pre-set user and wear different earphones
When each earphone impedance characteristic, obtain the corresponding multiple impedance characteristics of the pre-set user, multiple impedance characteristic and this default use
The device identification for several earphones that family is worn corresponds, and different earphones is being connected using the mobile terminal for pre-set user
Shi Jinhang identification.
Therefore, in some embodiments, in the impedance characteristic according to earphone, identity knowledge is carried out to the user for wearing the earphone
Not, when obtaining recognition result, mobile terminal can obtain the device identification of the earphone first, by the earphone under wearing state
Impedance characteristic impedance characteristic corresponding with the device identification compares, if the similarity of two impedance characteristics reaches a fixed number
Value, then it is assumed that two impedance characteristics are consistent, determine the user for pre-set user.
In addition, impedance characteristic corresponding with the device identification of the earphone if it does not exist, then illustrate that user is connected to the shifting
The earphone of dynamic terminal is not default earphone, that is, the earphone is new equipment, then the mobile terminal can pop up prompting frame prompt and use
Does is family: the equipment new equipment, if typing unlocking information? if the earphone will be used for a long time in user, the earphone can be put on,
The impedance characteristic of the earphone under typing wearing state, for carrying out identification when using the earphone；If user is only interim
Property use the earphone, then do not have to the impedance characteristic of typing earphone when wearing the earphone, but other modes used to carry out identity
Identification.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is known
After other result, further includes: if obtaining the recognition result that the user is pre-set user, obtain the corresponding earphone of the pre-set user
Sound effect parameters, and apply the earphone sound effect parameters.
In the embodiment of the present application, the earphone sound effect parameters of mobile terminal system default may be with the earphone of pre-set user habit
Sound effect parameters are not consistent, and the earphone sound effect parameters that different pre-set users is accustomed to are not also identical, therefore the embodiment of the present application
Increase this setting.When mobile terminal recognizes different pre-set users, after executing unlock, using opposite with the pre-set user
The earphone audio answered, can improve the personalization level when earphone use of mobile terminal, and the user for promoting mobile terminal uses body
It tests.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is known
After other result, further includes: if obtaining the recognition result that the user is pre-set user and being currently at lock state, execute solution
Lock operation；It is the recognition result of pre-set user and is currently at unlocked state if obtaining the user not, executes lock operation.
In one embodiment, after mobile terminal execution unlock operation, further includes: if detecting, the earphone is not located
In wearing state, then lock operation is executed.
It,, should in order to guarantee safety if detecting that user removes earphone after mobile terminal unlock in the embodiment of the present application
Mobile terminal can execute lock operation automatically.User can wear earphone again to unlock mobile terminal or pass through other at this time
Mode unlocks mobile terminal, such as: password unlock, unlocked by fingerprint, vocal print unlock, face information unlock or iris information unlock
Deng.
Referring to Fig. 4, Fig. 4 is another flow diagram of personal identification method provided by the embodiments of the present application.The body
Part recognition methods can be applied to mobile terminal, and the process of the personal identification method may include:
Step 401, judge whether the earphone of connection is in wearing state.It is to then follow the steps 402, otherwise repeats step
Rapid 401.
In the embodiment of the present application, once earphone insertion mobile terminal earphone interface, mobile terminal will real-time detection should
Whether earphone is in wearing state.If the earphone is in wearing state, the identification that mobile terminal can perform the next step is grasped
Make；If the earphone is not in wearing state, mobile terminal automatic locking in the unlocked state, mobile terminal is in the lock state
Operation is not executed then, until detecting that the earphone of mobile terminal is in wearing state.
Wherein it is possible to judge whether the earphone is in wearing state by pressure suffered by earphone earplug.Specifically: at this
Pressure sensor is set on the earplug of earphone, and mobile terminal can receive the pressure signal that the pressure sensor is fed back.Because not
It is of different sizes with user's earhole, pressure suffered by earplug when different user wears earphone can be acquired, is worn according to different user
A rough range of pressure values is arranged in pressure suffered by earplug when wearing earphone, if the pressure sensing that mobile terminal receives
The value for the pressure signal that device is fed back is in the range, then determines that the earphone is in wearing state.
It should be noted that whether judging the earphone by pressure suffered by earphone earplug provided by the embodiment of the present application
Mode in wearing state is not limited to this, and can also be other modes, such as: pressure is set on the earplug of the earphone and is passed
Sensor, mobile terminal can receive the pressure signal that the pressure sensor is fed back.It, can be with because different user earhole shape is different
Acquire pressure suffered by earplug when different user wears earphone, judgement different according to the pressure value of all directions of the pressure
The shape of earplug when different user wears earphone, a similarity model is arranged in the shape of earplug when wearing earphone according to different user
It encloses, if the shape for the earplug extrapolated according to the pressure signal that the pressure sensor that mobile terminal receives is fed back and pre-
If the similarity of shape is in the range, then determine that the earphone is in wearing state.
Further, it is also possible to judge whether the earphone is in wearing state by the motion state of earphone.Specifically: in the ear
Acceleration transducer is set on machine and angular-rate sensor (such as gyroscope), mobile terminal can receive the acceleration transducer
Fed back acceleration signal and angular velocity signal are sensed with angular speed, it is mobile according to the acceleration signal and angular velocity signal
Terminal may determine that whether the earphone is lifted, to judge whether the earphone is in wearing state.The algorithm of correlated judgment can
With refering to the existing method for judging smart phone and whether being lifted, details are not described herein again.
Step 402, the voltage signal and current signal of the interface feedback of the earphone are obtained.
In the embodiment of the present application, when mobile terminal detects that earphone is in wearing state, the interface of earphone will be obtained
The real-time voltage signal and real-time current signal fed back, it is special to calculate real-time impedance of the earphone under this wearing state
Sign.
Step 403, the impedance characteristic of the earphone is calculated according to the voltage signal and current signal.
In the embodiment of the present application, mobile terminal can be to the real-time voltage signal and reality that the interface of the earphone got is fed back
When current signal sampled, based on the real-time voltage signal and real-time current signal calculate access the mobile terminal earphone
Real-time impedance feature.Specifically: in continuous time period t, n sampled point is taken, it is anti-to the interface institute of the earphone got
The real-time voltage signal and real-time current signal of feedback are sampled, and the real-time impedance for calculating the earphone with following formula is special
Sign:
Wherein, Z is impedance characteristic, and FFT is Fourier transformation, and w is weight coefficient, and real representative takes real part, Ut=[Ut
(1),Ut(2),…Ut(n)], It=[It(1), It(2) ... It(n)], Ut-1=[Ut-1(1), Ut-1(2) ... Ut-1(n)], It-1
=[It-1(1), It-1(2) ... It-1(n)], t is the continuous period, includes n sampled point in each period, and n is greater than 0
Integer.
Step 404, the impedance characteristic of the earphone is inputted into preset user identity identification model.
In the embodiment of the present application, which can be inputted preset user identity identification model by mobile terminal, directly
It connects and identification is carried out to the user.After the preset user identity identification model identification, the impedance characteristic is immediately arrived at
It whether is that pre-set user wears corresponding impedance characteristic when earphone, it may be assumed that whether the user is pre-set user.The user identity identification
The construction method flow diagram of model is as shown in figure 5, the construction method process of the user identity identification model may include:
Step 501, the different impedance characteristics of earphone are as reverse side sample when 500 different users of acquisition wear earphone.
Wherein, the quantity of the different user can be different according to concrete condition, but on the whole, and the radix of acquisition is bigger,
Training the user identity identification model come will be more accurate.
Step 502, the impedance characteristic of earphone is as front sample when input pre-set user wears earphone.
Wherein, front sample pre-set user for identification.When carrying out user identity identification using the model, if input
Impedance characteristic be corresponding impedance characteristic when pre-set user wears earphone, then the impedance characteristic can meet front sample, model
It will be identified as pre-set user；If the impedance characteristic of input is not that pre-set user wears corresponding impedance characteristic, the resistance when earphone
Anti- feature can meet reverse side sample, and model will be identified as non-pre-set user.
Step 503, according to impedance characteristic, user identity identification model is trained.
Wherein, which can only carry out identification to pre-set user.If the impedance characteristic of input is
Pre-set user wears corresponding impedance characteristic, model when earphone and will identify successfully and export confirmation result；If the impedance of input is special
Sign is not that pre-set user wears corresponding impedance characteristic when earphone, and model is by recognition failures and result is denied in output.Model training
Correlation technique see existing correlation machine learning algorithm, details are not described herein again.
In addition, different impedance characteristics when 500 different users of acquisition wear earphone train the user identity identification come
Model can also be used for whether test earphone is in wearing state.Concrete principle are as follows: when earphone is in wearing state, the resistance of earphone
The impedance characteristic of earphone is different when anti-feature is not in wearing state from earphone, but because different user ear canals is different, therefore different
User's earphone when wearing earphone impedance characteristic it is also not identical, the different impedances acquired when a large amount of different users wear earphone are special
Sign data can effectively guarantee the accuracy rate of model inspection.
It should be noted that the pre-set user is not limited to the owner of the mobile terminal, it is also possible to movement end
Specific crowd set by the owner at end, such as: companion, parent, children or friend of owner etc..The number of the pre-set user can
Depending on concrete condition, but on the whole: the pre-set user number is fewer, and the safety of the mobile terminal is higher, but identity is known
Other flexibility is lower；The pre-set user number is more, and the safety of the mobile terminal is lower, but the flexibility of identification is got over
It is high.
Step 405, which exports whether the user is pre-set user.It is to then follow the steps 407, it is no
Then follow the steps 406.
In the embodiment of the present application, which can be inputted preset user identity identification model, warp by mobile terminal
After crossing preset user identity identification model identification, immediately arrive at whether the impedance characteristic is when pre-set user wears earphone pair
The impedance characteristic answered, it may be assumed that whether the user is pre-set user.If the impedance characteristic of input is that pre-set user corresponds to when wearing earphone
Impedance characteristic, model will identify successfully and export " user is pre-set user " confirmation as a result, the mobile terminal will execute
Unlock operation；If the impedance characteristic of input is not corresponding impedance characteristic when pre-set user wears earphone, model is by recognition failures
And export " user is not pre-set user " deny as a result, the mobile terminal will to the user carry out next step identification.
Step 406, judge ear when whether the impedance characteristic of the earphone wears the earphone with pre-set user gathered in advance
The impedance characteristic of machine matches.It is to then follow the steps 407, it is no to then follow the steps 410.
In the embodiment of the present application, mobile terminal can acquire the impedance characteristic of earphone when pre-set user wears earphone in advance.
When the earphone of the mobile terminal is in wearing state, mobile terminal will obtain the impedance characteristic of the earphone automatically.If the user
The similarity of the impedance characteristic of earphone reaches a fixed number when impedance characteristic of earphone and pre-set user wear earphone when wearing earphone
Value, then it is assumed that the impedance characteristic one of earphone when the impedance characteristic of earphone and pre-set user wear earphone when the user wears earphone
It causes, that is, determines the user for pre-set user, which will execute unlock operation；If the resistance of earphone when the user wears earphone
The similarity of the impedance characteristic of earphone is not up to certain numerical value when anti-feature and pre-set user wear earphone, then it is assumed that the user wears
The impedance characteristic of earphone is inconsistent when the impedance characteristic of earphone wears earphone with pre-set user when wearing earphone, that is, determines the user not
For pre-set user, which will not execute unlock operation, and if the mobile terminal is in the unlocked state at this time, the movement
Terminal will execute lock operation.
Step 407, unlock operation is executed.
Step 408, using the corresponding earphone sound effect parameters of the pre-set user.
In the embodiment of the present application, the earphone sound effect parameters of mobile terminal system default may be with the earphone of pre-set user habit
Sound effect parameters are not consistent, and the earphone sound effect parameters that different pre-set users is accustomed to are not also identical, therefore the embodiment of the present application
Increase this setting.When mobile terminal recognizes different pre-set users, after executing unlock, using opposite with the pre-set user
The earphone audio answered, can improve the personalization level when earphone use of mobile terminal, and the user for promoting mobile terminal uses body
It tests.
Step 409, judge whether user removes earphone.It is to then follow the steps 410, otherwise return step 407.
It,, should in order to guarantee safety if detecting that user removes earphone after mobile terminal unlock in the embodiment of the present application
Mobile terminal can execute lock operation automatically.User can wear earphone again to unlock mobile terminal or pass through other at this time
Mode unlocks mobile terminal, such as: password unlock, unlocked by fingerprint, vocal print unlock, face information unlock or iris information unlock
Deng.
Wherein it is possible to judge whether user removes earphone by pressure suffered by earphone earplug.Specifically: in the earphone
Pressure sensor is set on earplug, and mobile terminal can receive the pressure signal that the pressure sensor is fed back.Because of different user
Earhole is of different sizes, can acquire pressure suffered by earplug when different user wears earphone, wear earphone according to different user
When earplug suffered by pressure one rough range of pressure values is set, if the pressure sensor institute that mobile terminal receives is anti-
The value of the pressure signal of feedback is not in the range, then determines that user has removed earphone.
It should be noted that judging whether user takes by pressure suffered by earphone earplug provided by the embodiment of the present application
The mode of lower earphone is not limited to this, and can also be other modes, such as: pressure sensor is set on the earplug of the earphone,
Mobile terminal can receive the pressure signal that the pressure sensor is fed back.Because different user earhole shape is different, can acquire
Pressure suffered by earplug when different user wears earphone, it is different according to the pressure value of all directions of the pressure, judge difference
The shape of earplug when user wears earphone, a similarity dimensions are arranged in the shape of earplug when wearing earphone according to different user,
If the shape for the earplug extrapolated according to the pressure signal that the pressure sensor that mobile terminal receives is fed back and default
The similarity of shape is not in the range, then determines that user has removed earphone.
Further, it is also possible to which the motion state by earphone judges whether user removes earphone.Specifically: it is set on the earphone
Acceleration transducer and angular-rate sensor (such as gyroscope) are set, mobile terminal can receive the acceleration transducer and angle speed
Degree senses fed back acceleration signal and angular velocity signal, and according to the acceleration signal and angular velocity signal, mobile terminal can
To judge whether the earphone is laid down, to judge whether user removes earphone.The algorithm of correlated judgment can be refering to existing
Judge the method whether smart phone is laid down, details are not described herein again.
Step 410, lock operation is executed.
In the embodiment of the present application, if mobile terminal detects that earphone is not in wearing state or mobile terminal detects ear
Machine is in wearing state but wears user and the non-pre-set user of the earphone, then the mobile terminal can execute lock operation, at this time
It is operated if user needs to unlock the mobile terminal, mobile terminal can be unlocked by other means, such as: password unlock,
Unlocked by fingerprint, vocal print unlock, face information unlock or iris information unlock etc..
In addition, in some embodiments, if the mobile terminal detects that earphone is constantly in wearing state, but due to user
For a long time not to any operation of the mobile terminal execution, the mobile terminal is caused to lock automatically, for example user uses intelligent hand
Machine listens to music in the state of the lock screen.If user needs to unlock the mobile terminal and operates at this time, for example replies message, then only need
User, which lifts the mobile terminal or presses the power key of the mobile terminal, (lights the screen of the mobile terminal to wake up the mobile terminal
Curtain), any other unlock operation is executed without user, which will execute unlock operation automatically.
Personal identification method provided by the embodiment of the present application, while cooperating existing personal identification method to use,
Difference impedance characteristic possessed by earphone when can wear the earphone of mobile terminal according to different user, to the user of mobile terminal
Carry out identification.When user wears the earphone of mobile terminal, mobile terminal can carry out identification to user using earphone,
Identification can be directly carried out as long as user wears always earphone, executed any operation without user, improved movement
Terminal carries out the flexibility of identification to user, increases the convenience that mobile terminal uses.
Referring to Fig. 6, Fig. 6 is the structural schematic diagram of identity recognition device provided by the embodiments of the present application.The identification
Device can be applied to mobile terminal, which may include: detection module 601, obtains module 602 and identification mould
Block 603.
Whether detection module 601, the earphone for detecting connection are in wearing state；
Module 602 is obtained, for obtaining the impedance characteristic of the earphone when the testing result of detection module 601, which is, is；
Identification module 603, impedance characteristic for being got according to module 602 is obtained, to the user for wearing the earphone
Identification is carried out, recognition result is obtained.
In one embodiment, when obtaining the impedance characteristic of the earphone, obtaining module 602 can be used for: obtaining should
The voltage signal and current signal of the interface feedback of earphone；According to the voltage signal and current signal, the impedance of the earphone is obtained
Feature.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
When recognition result, identification module 603 can be used for: impedance characteristic input user identity identification model trained in advance obtains
To the user it is the recognition result of pre-set user, or obtains the user not and be the recognition result of pre-set user.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
When recognition result, identification module 603 can be used for: judge whether the impedance characteristic with pre-set user gathered in advance wears the ear
The impedance characteristic matching of earphone when machine, is to obtain the recognition result that the user is pre-set user, otherwise obtains the user not
For the recognition result of pre-set user.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
After recognition result, obtaining module 602 be can be also used for: if obtaining the recognition result that the user is pre-set user, obtaining should
The corresponding earphone sound effect parameters of pre-set user, and apply the earphone sound effect parameters.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
After recognition result, identification module 603 be can be also used for: if obtaining the recognition result that the user is pre-set user and movement end
End is in the lock state, then unlocks the mobile terminal；If obtaining the user not and being the recognition result of pre-set user and the movement is whole
It holds in the unlocked state, then locks the mobile terminal.
In one embodiment, after unlocking the mobile terminal, detection module 601 be can be also used for: if detecting
The earphone of the mobile terminal is not at wearing state, then locks the mobile terminal.
The embodiment of the present application provides a kind of computer-readable storage medium, is stored thereon with computer program, when the meter
When calculation machine program executes on computers, so that the computer executes the identification provided such as the embodiment of the present application first aspect
Step in method.
The embodiment of the present application also provides a kind of mobile terminal, including memory, and processor, the processor is by calling this to deposit
The computer program stored in reservoir, for executing the step in personal identification method provided in this embodiment.
Referring to Fig. 7, Fig. 7 is a kind of structural schematic diagram of mobile terminal provided by the embodiments of the present application.Mobile terminal can
To include the components such as memory 701 and processor 702.It will be understood by those skilled in the art that mobile terminal knot shown in Fig. 7
Structure does not constitute the restriction to mobile terminal, may include components more more or fewer than diagram, or combine certain components, or
The different component layout of person.
Memory 701 can be used for storing application program and data.Including in the application program that memory 701 stores can
Execute code.Application program can form various functional modules.Processor 702 is stored in the application of memory 701 by operation
Program, thereby executing various function application and data processing.
Processor 702 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the application program being stored in memory 701, and is called and is stored in memory 701
Data execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.
In the present embodiment, the processor 702 in mobile terminal can be according to following instruction, will be one or more
The corresponding executable code of the process of application program is loaded into memory 701, and is run by processor 702 and be stored in storage
Application program in device 701, thereby executing:
Whether the earphone of detection connection is in wearing state；
If so, obtaining the impedance characteristic of the earphone；
According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.
Referring to Fig. 8, Fig. 8 is another structural schematic diagram of mobile terminal provided by the embodiments of the present application.With shown in Fig. 7
The difference of mobile terminal is that mobile terminal can also include input unit 703, defeated in addition to memory 701 and processor 702
The components such as unit 704 and power supply 705 out.
Wherein, input unit 703 can be used for receiving the number of input, character information or user's characteristic information (such as fingerprint,
Vocal print, face information or iris information etc.), and generate keyboard related with user setting and function control, mouse, operation
Bar, optics or trackball signal input etc..Specifically, in a specific embodiment, input unit 703 may include touch-sensitive
Surface and other input equipments.It is on it or attached to collect user for touch sensitive surface, also referred to as touch display screen or Trackpad
Close touch operation (such as user using any suitable objects or attachment such as finger, stylus on touch sensitive surface or touch-sensitive
Operation near surface), and corresponding attachment device is driven according to preset formula.Optionally, touch sensitive surface may include
Both touch detecting apparatus and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touching
Operation bring signal is touched, touch controller is transmitted a signal to；Touch controller receives touch letter from touch detecting apparatus
Breath, and is converted into contact coordinate, then give processor 702, and can receive order that processor 702 is sent and be held
Row.Furthermore, it is possible to realize touch sensitive surface using multiple types such as resistance-type, condenser type, infrared ray and surface acoustic waves.In addition to touching
Sensitive surfaces, input unit 703 can also include other input equipments.Specifically, other input equipments can include but is not limited to
One of physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc. are more
Kind.
Output unit 704 can be used for exporting information input by user or be supplied to user information and terminal it is various
Graphical user interface, these graphical user interface can be made of figure, text, icon, video and any combination thereof.Output
Unit 704 may include that loudspeaker and display panel etc. optionally can use liquid crystal display (LCD, Liquid Crystal
Display), the forms such as Organic Light Emitting Diode (OLED, Organic Light-Emitting Diode) configure display surface
Plate.
Further, touch sensitive surface can cover display panel, when touch sensitive surface detects that touch on it or nearby is grasped
After work, processor 702 is sent to determine the type of touch event, is followed by subsequent processing device 702 according to the type of touch event aobvious
Show and corresponding visual output is provided on panel.Although in fig. 8, touch sensitive surface and display panel are as two independent components
Function is output and input to realize, but in some embodiments it is possible to touch sensitive surface is integrated with display panel and is realized defeated
Enter and output function.
Mobile terminal further includes the power supply 705 (such as battery) powered to all parts, it is preferred that power supply can pass through electricity
Management system and processor 702 are logically contiguous, to realize management charging, electric discharge and power consumption by power-supply management system
The functions such as management.Power supply 705 can also include one or more direct current or AC power source, recharging system, power supply event
Hinder the random components such as detection circuit, power adapter or inverter, power supply status indicator.
Although being not shown, terminal can also include camera, bluetooth module etc., and details are not described herein.
In the present embodiment, the processor 702 in mobile terminal can be according to following instruction, will be one or more
The corresponding executable code of the process of application program is loaded into memory 701, and is run by processor 702 and be stored in storage
Application program in device 701, thereby executing:
Whether the earphone of detection connection is in wearing state；
If so, obtaining the impedance characteristic of the earphone；
According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.
In one embodiment, when obtaining the impedance characteristic of the earphone, processor 702 can be executed: obtain the ear
The voltage signal and current signal of the interface feedback of machine；According to the voltage signal and current signal, the impedance for obtaining the earphone is special
Sign.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
When recognition result, processor 702 can be executed: impedance characteristic input user identity identification model trained in advance obtains
The user is the recognition result of pre-set user, or obtains the user not and be the recognition result of pre-set user.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
When recognition result, processor 702 can be executed: judge whether the impedance characteristic with pre-set user gathered in advance wears the earphone
When the earphone impedance characteristic matching, be obtain the user be pre-set user recognition result, otherwise obtaining the user is not
The recognition result of pre-set user.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
After recognition result, processor 702 be can also be performed: if obtaining the recognition result that the user is pre-set user, it is pre- to obtain this
If the corresponding earphone sound effect parameters of user, and apply the earphone sound effect parameters.
In one embodiment, according to the impedance characteristic, identification is carried out to the user for wearing the earphone, is obtained
After recognition result, processor 702 be can also be performed: if obtaining the recognition result and the mobile terminal that the user is pre-set user
It is in the lock state, then unlocks the mobile terminal；If obtaining the user not and being the recognition result and the mobile terminal of pre-set user
It is in the unlocked state, then lock the mobile terminal.
In one embodiment, after unlocking the mobile terminal, processor 702 be can also be performed: if detecting this
The earphone of mobile terminal is not at wearing state, then locks the mobile terminal.
Personal identification method in mobile terminal provided by the embodiments of the present application and foregoing embodiments belongs to same design,
Either offer method, specific implementation process in the personal identification method embodiment can be provided on the mobile terminal and are detailed in this
Personal identification method embodiment, details are not described herein again.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the detailed description above with respect to personal identification method, details are not described herein again.
It should be noted that for personal identification method provided by the embodiments of the present application, those of ordinary skill in the art
It is understood that realize all or part of the process of personal identification method provided by the embodiments of the present application, being can be by computer journey
Sequence is completed to control relevant hardware, which can be stored in a computer-readable storage medium, such as stores
In memory, and by least one processor it executes, in the process of implementation may include the embodiment such as the personal identification method
Process.Wherein, which can be magnetic disk, CD, read-only memory (ROM, Read Only Memory), arbitrary access
Memory body (RAM, Random Access Memory) etc..
For the identity recognition device of the embodiment of the present application, each functional module be can integrate in a processing chip
In, it is also possible to modules and physically exists alone, can also be integrated in two or more modules in a module.It is above-mentioned
Integrated module both can take the form of hardware realization, can also be realized in the form of software function module.This is integrated
If module is realized and when sold or used as an independent product in the form of software function module, also can store at one
In computer-readable storage medium, which is for example read-only memory, disk or CD etc..
Above to a kind of personal identification method, device, storage medium and mobile terminal provided by the embodiment of the present application
It is described in detail, specific examples are used herein to illustrate the principle and implementation manner of the present application, the above reality
The explanation for applying example is merely used to help understand the present processes and its core concept；Meanwhile for those skilled in the art,
According to the thought of the application, there will be changes in the specific implementation manner and application range, in conclusion in this specification
Hold the limitation that should not be construed as to the application.
Claims (10)
1. a kind of personal identification method is applied to mobile terminal characterized by comprising
Whether the earphone of detection connection is in wearing state；
If so, obtaining the impedance characteristic of the earphone；
According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.
2. the method according to claim 1, wherein the impedance characteristic for obtaining the earphone, comprising:
Obtain the voltage signal and current signal of the interface feedback of the earphone；
According to the voltage signal and current signal, the impedance characteristic of the earphone is obtained.
3. the method according to claim 1, wherein described according to the impedance characteristic, to wearing the earphone
User carry out identification, obtain recognition result, comprising:
By impedance characteristic input user identity identification model trained in advance, the identification that the user is pre-set user is obtained
As a result, obtaining the user not and being the recognition result of pre-set user.
4. the method according to claim 1, wherein described according to the impedance characteristic, to wearing the earphone
User carry out identification, obtain recognition result, comprising:
Judge the impedance characteristic of earphone when whether the impedance characteristic wears the earphone with pre-set user gathered in advance
Matching is to obtain the recognition result that the user is pre-set user, otherwise obtains the user not and be the identification of pre-set user
As a result.
5. the method according to claim 3 or 4, which is characterized in that it is described according to the impedance characteristic, to the wearing ear
The user of machine carries out identification, after obtaining recognition result, further includes:
If obtaining the recognition result that the user is pre-set user, the corresponding earphone sound effect parameters of the pre-set user are obtained,
And apply the earphone sound effect parameters.
6. the method according to claim 3 or 4, which is characterized in that it is described according to the impedance characteristic, to the wearing ear
The user of machine carries out identification, after obtaining recognition result, further includes:
If obtaining the recognition result that the user is pre-set user and being currently at lock state, unlock operation is executed；
It is the recognition result of pre-set user and is currently at unlocked state if obtaining the user not, executes lock operation.
7. according to the method described in claim 6, it is characterized in that, after execution unlock operation, further includes:
If detecting, the earphone is not at wearing state, executes lock operation.
8. a kind of identity recognition device is applied to mobile terminal characterized by comprising
Whether detection module, the earphone for detecting connection are in wearing state；
Module is obtained, for obtaining the impedance characteristic of the earphone when the testing result of the detection module, which is, is；
Identification module, for according to the impedance characteristic that gets of acquisition module, to wear the user of the earphone into
Row identification, obtains recognition result.
9. a kind of storage medium, which is characterized in that the storage medium is stored with a plurality of instruction, described instruction be suitable for processor into
Row load requires the step in 1 to 7 described in any item personal identification methods with perform claim.
10. a kind of mobile terminal, the mobile terminal includes processor and memory；Wherein, the memory can for storing
Execute program code, the processor run by reading the executable program code stored in the memory with it is described can
The corresponding program of program code is executed, to execute following steps:
Whether the earphone of detection connection is in wearing state；
If so, obtaining the impedance characteristic of the earphone；
According to the impedance characteristic, identification is carried out to the user for wearing the earphone, obtains recognition result.
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