CN109145564A - Control the method and device of mobile terminal - Google Patents
Control the method and device of mobile terminal Download PDFInfo
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- CN109145564A CN109145564A CN201810958251.9A CN201810958251A CN109145564A CN 109145564 A CN109145564 A CN 109145564A CN 201810958251 A CN201810958251 A CN 201810958251A CN 109145564 A CN109145564 A CN 109145564A
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- mobile terminal
- face characteristic
- count value
- characteristic
- user images
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/88—Detecting or preventing theft or loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
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- Computer Security & Cryptography (AREA)
- Software Systems (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a kind of method and devices for controlling mobile terminal, this method comprises: when the operational order received is that predetermined registration operation instructs, the camera for starting the mobile terminal obtains user images, if the user images include face, extract the face characteristic in user images, the face characteristic of extraction and default face characteristic are subjected to matching verification, if it fails to match with default face characteristic for the face characteristic extracted, the count value of control counter adds one, and judge whether count value is more than pre-set count values, if count value is more than pre-set count values, control the preset processing operation of the mobile terminal execution.The camera that the present invention can use mobile terminal obtains user images, and the face characteristic of user is matched, in the case where it fails to match for continuous several times, control the preset operation processing of mobile terminal execution, therefore, the safety of mobile terminal operation can be improved in the present invention.
Description
Technical field
The present invention relates to identity identifying technology fields, more particularly to the method and device of control mobile terminal.
Background technique
This part intends to provides background or context for the embodiment of the present invention stated in claims.Description herein
Recognize it is the prior art not because not being included in this section.
With advances in technology and develop, the application program installed in mobile terminal is more and more.People are using movement
During terminal, commonly using the function of arriving authentication, more particularly to the application program comprising payment function, for example (,) it is micro-
The application client of all kinds of banks, the financial institutions such as letter, Alipay and industrial and commercial bank etc..
Currently, most of the application program in mobile terminal is all to be with the phone number that user is arranged in the application
Authentication infrastructure, once hand-set from stolen or by other people pick up falsely use, mobile terminal operation safety will substantially reduce.For example,
Currently, the case where cell phone password not set there is also most users, even and if in the case where cell phone password is arranged, mobile phone is close
There is also the possibility being cracked for code, falsely use once mobile phone is usurped or picked up by other people by other people, close in the not set screen locking of user
In the case that code or cell phone password are cracked, it is easy to cause client's property loss and information leakage and abuse, or utilize
The mobile phone of user is swindled or other criminal manipulations, this will substantially reduce the safety of mobile terminal operation.
It can be seen that existing mobile terminal exist because usurped or picked up by other people falsely use due to caused by safety it is lower
Problem.
Summary of the invention
The embodiment of the present invention provide it is a kind of control mobile terminal method, to solve mobile terminal because by other people usurp or
Person pick up falsely use and caused by the lower problem of safety, this method comprises:
When the operational order received is that predetermined registration operation instructs, the camera for starting the mobile terminal obtains user's figure
Picture；
If the user images include face, the face characteristic in user images is extracted；
The face characteristic of extraction and default face characteristic are subjected to matching verification；
If it fails to match with default face characteristic for the face characteristic extracted, the count value of control counter adds one, and judges
Whether count value is more than pre-set count values；
If count value is more than pre-set count values, the preset processing operation of the mobile terminal execution is controlled.
The embodiment of the present invention also provides a kind of device for controlling mobile terminal, to solve mobile terminal because being usurped by other people
Or pick up falsely use and caused by the lower problem of safety, which includes:
Image collection module, for starting the mobile terminal when the operational order received is that predetermined registration operation instructs
Camera obtain user images；
Characteristic extracting module extracts the face characteristic in user images if including face for the user images；
Feature checking module, for the face characteristic of extraction and default face characteristic to be carried out matching verification；
Judgment module, if it fails to match with default face characteristic for the face characteristic for extracting, the counting of control counter
Value plus one, and judge whether count value is more than pre-set count values；
Control module controls the preset processing behaviour of the mobile terminal execution if being more than pre-set count values for count value
Make.
In the embodiment of the present invention, user images are obtained using the camera of mobile terminal, when user images include face,
The face characteristic of extraction and default face characteristic are subjected to matching verification, matched in the face characteristic of extraction with default face characteristic
When failure, the count value of control counter adds one, and when count value is more than pre-set count values, control mobile terminal execution is default
Processing operation.The camera that the embodiment of the present invention can use mobile terminal obtains user images, and to the face of user spy
Sign is matched, and in the case where it fails to match for continuous several times, the control preset operation processing of mobile terminal execution therefore can
To improve the safety of mobile terminal operation.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the flow chart of the method for control mobile terminal provided in an embodiment of the present invention；
Fig. 2 is another flow chart of the method for control mobile terminal provided in an embodiment of the present invention；
Fig. 3 is the flow chart of step 103 in the method for control mobile terminal provided in an embodiment of the present invention；
Fig. 4 is the functional block diagram of the device of control mobile terminal provided in an embodiment of the present invention；
Fig. 5 is another functional block diagram of the device of control control mobile terminal provided in an embodiment of the present invention；
Fig. 6 is the structural block diagram of feature checking module 403 in the device of control mobile terminal provided in an embodiment of the present invention.
Specific embodiment
Understand in order to make the object, technical scheme and advantages of the embodiment of the invention clearer, with reference to the accompanying drawing to this hair
Bright embodiment is described in further details.Here, the illustrative embodiments of the present invention and their descriptions are used to explain the present invention, but simultaneously
It is not as a limitation of the invention.
Fig. 1 shows the implementation process of the method for control mobile terminal provided in an embodiment of the present invention, for ease of description, only
Part related to the embodiment of the present invention is shown, details are as follows:
As shown in Figure 1, the method for control mobile terminal comprising:
Step 101, when the operational order received is that predetermined registration operation instructs, the camera for starting the mobile terminal is obtained
Take user images；
Step 102, if the user images include face, the face characteristic in user images is extracted；
Step 103, the face characteristic of extraction and default face characteristic are subjected to matching verification；
Step 104, if it fails to match with default face characteristic for the face characteristic extracted, the count value of control counter adds
One, and judge whether count value is more than pre-set count values；
Step 105, if count value is more than pre-set count values, the preset processing operation of the mobile terminal execution is controlled.
In embodiments of the present invention, the mobile terminal include smart phone, Intelligent notebook computer, Intelligent flat computer and
The portable mobile apparatus such as smartwatch.Above-mentioned is only the section Example of mobile terminal, is not constituted herein to mobile whole
The specific restriction at end, those skilled in the art will also be appreciated that the mobile terminal further includes other realities such as vehicle-mounted computer
Example is applied, therefore, relevant variation should all fall into protection scope of the present invention, no longer elaborate to this.
The predetermined registration operation instruction is preset operational order.For example, operational order can be preset as starting
The enabled instruction (Application, abbreviation APP) of application program in mobile terminal；Or operational order can be preset
For the unlock instruction for unlocking mobile terminal；It, can also be in advance or under the scene paid using payment class application program
Setting operation instruction is payment instruction.Above-mentioned is only the section Example of predetermined registration operation instruction, is not constituted herein to default
The specific restriction of operational order, those skilled in the art will also be appreciated that the predetermined registration operation instruction can also include repairing
Change the modification instruction of address list, the unloading command of unloading application program or the brush machine for carrying out brush machine to the mobile terminal to instruct
Etc. other embodiments, therefore, relevant variation should all fall into protection scope of the present invention, no longer elaborate to this.
, it will be clear that application program in above-mentioned starting mobile terminal, unlock mobile terminal, utilizing payment class application
Program is paid, and is modified address list, unloading application program, carried out the operation such as brush machine to the mobile terminal, can be to shifting
Dynamic terminal generates larger security risk and threat.Therefore, it is necessary to carry out one to aforesaid operations using the control method in the present invention
Fixed control, to improve the safety of mobile terminal operation.When the instruction received is that predetermined registration operation instructs, start institute
The camera for stating mobile terminal obtains user images, is verified with the identity to user, and the user of mobile terminal is held in judgement
It whether is the legal user for possessing mobile terminal.
In a preferably embodiment, in order to improve the portability of acquisition for mobile terminal user images, and user is improved
Experience, the camera are the front camera of mobile terminal.In an other embodiment, the camera is mobile terminal
Rear camera.
Recognition of face is more common recognition methods in user identity identification.Make in view of the user for holding mobile terminal
When with mobile terminal, although the face of user is facing moving terminal in most cases, there is also the faces of user
Portion does not have the case where facing moving terminal.Therefore, when obtaining user images using the camera of the mobile terminal, only
Have and just identified when the user images of acquisition include face, that is, extracts the face characteristic of user images.It is used extracting
When the face characteristic of family image, it can use Principal Component Analysis and extract face characteristic, or can use using Fisher as generation
The linear discriminant analysis method of table extracts face characteristic, or extracts face characteristic, above-mentioned master using direct linear discriminant method
Componential analysis, linear discriminant analysis method and direct linear discriminant method are extraction face well known to those skilled in the art
The prior art of feature.It is, of course, also possible to face characteristic be extracted using other methods, for example, can use local binary patterns
Algorithm (Local Binary Pattern, abbreviation LBP) extracts face characteristic, it will be appreciated by persons skilled in the art that
Other prior arts for extracting face characteristic or relevant variation should all fall into protection scope of the present invention, no longer to this
It elaborates.
The default face characteristic is preconfigured face characteristic.For example, it can be and legal possess mobile terminal
User using mobile terminal acquire facial image, using the face characteristic extracted from facial image as default face characteristic.
In order to which whether the identity for verifying user is legal, the face that the user images for holding mobile terminal obtained from camera are extracted is special
Sign carries out matching verification with default face characteristic, holds whether the user of mobile terminal is legal to possess movement to judge, verify
The user of terminal.In the case where matching verifies successful situation, illustrate that the user for holding mobile terminal is legal to possess mobile terminal
User.
In view of when obtaining user images, the face for being included by user images is not clear enough or user's figure
As comprising face it is incomplete, or the influence of the factors such as illumination condition is poor when obtaining user images, there are one for match check
Surely the probability judged by accident.Therefore, certain primary matching verifies failure, can not determine that the user for holding mobile terminal is not completely
The legal user for possessing mobile terminal, therefore, the present invention makes improvements, and determines continuous coupling verification failure using counter
Number, when continuous coupling verification failure number reach certain number when, that is, determine hold mobile terminal user be do not conform to
Method possesses the user of mobile terminal.
In the state of initial, the count value of counter can be set to 0, i.e. counter is in reset state.It is described default
Count value is preset count value, i.e. continuous coupling examines the number to fail.For example, can preset described pre-designed
Numerical value is 3 times.Certainly, it will be appreciated by persons skilled in the art that can also preset the pre-set count values is other
Value, for example, can preset the pre-set count values is 5 times, any other relevant variation should all fall into the present invention
Protection scope, this is no longer elaborated.
For example, it is assumed that counter is in original state, i.e. count value is 0, pre-set count values 2.In first time
In the case where with verification failure, the count value of control counter adds one, i.e. count value is 1 at this time, and count value 1 is less than default at this time
Count value 3.In this regard, to improve user experience, the mobile terminal can not execute any operation.
Assuming that counter is in original state, i.e. count value is 0, and pre-set count values 2 are matching school twice in succession
In the case where testing failure, the count value of counter is 2.If third time match check still fails, the count value of counter is
3, that is, it is more than pre-set count values 2, has illustrated continuously matching verification failure three times, that is, the user for determining to hold mobile terminal is not
The legal user for possessing mobile terminal.The preset processing operation of the mobile terminal execution is then controlled at this time, it is mobile whole to ensure
Hold the safety of operation.
In a further embodiment, controlled in step S105 the preset processing operation of the mobile terminal execution include with
The combination of lower one or more:
Control the mobile terminal screen locking or shutdown；
The mobile terminal is controlled to send a notification message to emergency contact；
The buzzer of the mobile terminal is controlled with predeterminated frequency sounding；
The mobile terminal is controlled to shake with predeterminated frequency.
Wherein, the predeterminated frequency is preset frequency.For example, can preset the predeterminated frequency be 2 times/
Second, certainly, it will be appreciated by persons skilled in the art that the predeterminated frequency can also be preset as other numerical value, such as 1
Secondary/second, the embodiment of the present invention are not particularly limited this.
In embodiments of the present invention, user images are obtained using the camera of mobile terminal, includes face in user images
When, the face characteristic in user images is extracted, the face characteristic of extraction and default face characteristic are subjected to matching verification, extracted
Face characteristic and default face characteristic when it fails to match, the count value of control counter adds one, and is more than default in count value
When count value, the preset processing operation of mobile terminal execution is controlled.The embodiment of the present invention can use the camera of mobile terminal
User images are obtained, and the face characteristic of user is matched, in the case where it fails to match for continuous several times, are controlled mobile whole
End executes preset operation processing, it is thus possible to improve the safety of mobile terminal operation.
Fig. 2 shows another implementation processes of the method for control mobile terminal provided in an embodiment of the present invention, according to difference
Demand, the sequence of step can change in the flow chart, and certain steps can be omitted, for ease of description, illustrate only with
The relevant part of the embodiment of the present invention, details are as follows:
As shown in Fig. 2, in order to further increase the safety of mobile terminal operation, on the basis of above-mentioned Fig. 1 the method
On, the method that controls mobile terminal further include:
Step 201, the data fingerprint of preconfigured face characteristic in the mobile terminal is obtained；
Step 202, the data fingerprint of preconfigured face characteristic in the data fingerprint and system server is carried out
Compare；
Step 203, if the data fingerprint is matched with the data fingerprint of face characteristic preconfigured in system server
Success, it is special using face characteristic preconfigured in the mobile terminal as the default face of verification to be matched in mobile terminal
Sign；
Step 204, if the data fingerprint is matched with the data fingerprint of face characteristic preconfigured in system server
Failure receives the synchronous face characteristic of system server, and using the face characteristic after synchronizing as school to be matched in mobile terminal
The default face characteristic tested.
Wherein, data fingerprint refers to according to target data unique fixed length number segment generated, has confirmation
The unique characteristic of original target data, unique target data have unique data fingerprint.Therefore, data fingerprint can be with
For determining, whether the uniqueness of preconfigured face characteristic and face characteristic are tampered in mobile terminal.In the present invention
In embodiment, the data fingerprint of preconfigured face characteristic in mobile terminal can be obtained by hash algorithm.Wherein, Hash
Algorithm is also known as secure hash algorithm, and character string arrive corresponding to a digital massage, that length is fixed can be calculated (again by referring to
Claim eap-message digest) algorithm.In addition, the hash algorithm is the prior art of those skilled in the art's numerical value, herein not detailed
Carefully repeat.
It is pre-configured in the data fingerprint and system server of preconfigured face characteristic in the mobile terminal that will acquire
The data fingerprint of face characteristic be compared, to judge that data fingerprint and the data fingerprint of server data of local data be
It is no consistent.Assuming that the two is consistent, then illustrate consistent when local data and server data, it is assumed that the two is inconsistent, then with
Subject to server data.Therefore, preparatory in the data fingerprint system server of preconfigured face characteristic in the terminal
In the case where the data fingerprint successful match of the face characteristic of configuration, using face characteristic preconfigured in mobile terminal as shifting
The default face characteristic of verification to be matched in dynamic terminal；The data fingerprint system of preconfigured face characteristic in the terminal
For the data fingerprint of preconfigured face characteristic in the case that it fails to match, it is same that mobile terminal receives system server in server
The face characteristic of step, and using the face characteristic after synchronizing as the default face characteristic of verification to be matched in mobile terminal.
In embodiments of the present invention, the data fingerprint for obtaining preconfigured face characteristic in the mobile terminal will move
The data of preconfigured face characteristic refer in the data fingerprint and system server of preconfigured face characteristic in dynamic terminal
Line is compared, in successful match, using face characteristic preconfigured in mobile terminal as school to be matched in mobile terminal
The default face characteristic tested, in the case where it fails to match, mobile terminal receives the synchronous face characteristic of system server, and will
Default face characteristic of the face characteristic as verification to be matched in mobile terminal after synchronizing.Therefore, the embodiment of the present invention can be with
The further safety for improving mobile terminal operation.
In a further embodiment, in order to further improve the safety that mobile terminal operates, the control is moved
The method of terminal further include: the user images are pre-processed, the pretreatment includes that rotation, cutting and illumination are mended
It repays.
Certainly, the pretreatment can also include other pretreatment modes, it may for example comprise face righting and normalization
Deng pretreatment, it will be appreciated by persons skilled in the art that this hair should all be fallen into about other related variation examples are pre-processed
Bright protection scope no longer elaborates this.Image preprocessing can eliminate interference and noise, to improve feature extraction
Reliability.
In a further embodiment, in order to further increase the safety that mobile terminal operates, the control is mobile eventually
The method at end further include: if the user images do not include face, the count value of control counter adds one, and judges that count value is
No is more than pre-set count values.
Under most of the cases, for user during holding mobile terminal, the face of user is directed towards mobile terminal,
Therefore, the camera that can use mobile terminal obtains user images, i.e., is comprising face in user images.If the use obtained
Family image does not include face, it is understood that there may be the user for holding mobile terminal is deliberately avoiding getting face, in the case of this
It can equally threaten to the safety of mobile terminal.Therefore, in embodiments of the present invention, if the user images obtained do not include
Face, for the safety for ensureing mobile terminal operation, the count value of same control counter adds one, and sentences after counter adds one
Whether the count value of disconnected counter is more than pre-set count values.
In a further embodiment, described in order to further increase the safety and user experience that mobile terminal operates
The method for controlling mobile terminal further include: if the face characteristic extracted and default face characteristic successful match, control counter
Count value is reset.
In the case where the face characteristic of extraction and default face characteristic match, illustrate to hold the user of mobile terminal i.e.
For the legal user for possessing mobile terminal, at this point, can the count value of control counter reset, so that counter is in initial shape
State.
In a further embodiment, in order to which the safety for further increasing mobile terminal operation is controlled in step S104
The count value of counter adds one, and judges whether count value is more than method after pre-set count values further include:
If count value is less than or equal to pre-set count values, the camera for restarting the mobile terminal obtains user's figure
Picture.
For example, it is assumed that pre-set count values 2, and counter is in original state, i.e. count value is 0.First time
Fail with verification, then the count value of counter is 1, and the count value 1 of this hour counter is less than pre-set count values 2, then restarts
The camera of mobile terminal, obtains user images again, is verified with continuous several times to the user identity for holding mobile terminal.
In addition, inventor, which is also contemplated that, exists in the prior art certain applications program, such as wechat or Alipay etc.,
So that the convenience and user experience of payment are improved, only required when user logs in for the first time or is not used for a long time
User authenticates, and in other cases, user then may not need certification and freely use, this just increases mobile terminal operation
Risk.
In a further embodiment, in order to further increase the safety that mobile terminal operates, mobile terminal is controlled
Method further include:
Detect previous reception predetermined registration operation instruction and the rear time interval received between predetermined registration operation instruction；
If the time interval is more than prefixed time interval, the camera for restarting the mobile terminal obtains user's figure
Picture.
In embodiments of the present invention, the prefixed time interval be preset time interval, user can freely into
Row setting.For example, can preset the prefixed time interval is 3 days, or the preset time can also be preset
Between be divided into 5 days, certainly, it will be appreciated by persons skilled in the art that can also preset the prefixed time interval is it
His time interval, such as can preset the prefixed time interval is 4 days, the embodiment of the present invention does not do special limit to this
System.If the previous predetermined registration operation that receives is instructed the rear secondary time interval received between predetermined registration operation instruction more than between preset time
Every determining the operation of current mobile terminal, there are some potential safety problemss, restart the camera of mobile terminal, obtain user
Image, judgement currently hold whether the user of mobile terminal is the legal user for possessing mobile terminal.
In a further embodiment, in order to further increase the safety of mobile terminal, the control mobile terminal
Method further include:
Whether the number that detection receives predetermined registration operation instruction is more than preset times；
If whether the number for receiving predetermined registration operation instruction is more than preset times, the camera of the mobile terminal is restarted
Obtain user images.
In embodiments of the present invention, the preset times are preset number, and user can freely be configured.Example
Such as, can preset the preset times is 3 times, or can also preset the preset times is 5 times, certainly, this
Field technical staff is it is understood that can also preset the preset times is other numbers, such as can be set in advance
The fixed preset times are 4 times, and the embodiment of the present invention does not do special limitation to this.When predetermined registration operation instruction refers to for payment
It enables, or when the instruction such as modification address list instruction, frequent operation also can be determined that mobile terminal, and there are biggish security risks.
Therefore, the number for receiving preset instructions is detected, specifically, receiving predetermined registration operation instruction after can detecte this booting
Number.When detecting that the number for receiving predetermined registration operation instruction is more than preset times, then the camera of mobile terminal is restarted,
User images are obtained, judgement currently holds whether the user of mobile terminal is the legal user for possessing mobile terminal.
Fig. 3 shows the implementation process of step 103 in the method for control mobile terminal provided in an embodiment of the present invention, in order to
Convenient for explanation, only parts related to embodiments of the present invention are shown, and details are as follows:
In a further embodiment, the face characteristic of extraction includes multiple characteristic points, mobile whole in order to further increase
The safety of operation is held, step 103, the face characteristic of extraction and default face characteristic match verifying includes:
Step 301, the deviation of character pair point is more than pre- from rejecting in the multiple characteristic point and default face characteristic
If the characteristic point of deviation；
Step 302, the face characteristic after rejecting characteristic point is subjected to matching verification with default face characteristic.
In embodiments of the present invention, the face characteristic of extraction is made of many characteristic points.The predetermined deviation is
Preset deviation, such as preset character pair point in characteristic point and the default face characteristic in the face characteristic of extraction
Deviation be 0.5cm, or preset character pair point in characteristic point in the face characteristic of extraction and default face characteristic
Deviation be 0.3cm.Certainly, it will be appreciated by persons skilled in the art that can also preset in the face characteristic of extraction
Characteristic point and default face characteristic in the deviation of character pair point be other deviations, the embodiment of the present invention is not spy to this
Other limitation.
Deviation is more than the characteristic point rejecting in the face characteristic of predetermined deviation, and will reject feature by the embodiment of the present invention
Face characteristic can be improved as the subsequent face characteristic for match with default face characteristic verification in face characteristic after point
Accuracy with verification, and then improve the safety of mobile terminal operation.
In a further embodiment, in order to improve the user experience of mobile terminal, control described in any of the above-described embodiment
The method of mobile terminal processed is executed on the backstage of the mobile terminal.
In embodiments of the present invention, the method that the control mobile terminal of above-described embodiment is executed on the backstage of mobile terminal,
Matching verification can be carried out to the identity for the user for holding mobile terminal in the case where not influencing user experience, improve user behaviour
Make the experience of mobile terminal.
A kind of device for controlling mobile terminal is additionally provided in the embodiment of the present invention, as described in the following examples.Due to
The principle that these devices solve the problems, such as is similar to the control method of mobile terminal, therefore the implementation of these devices may refer to method
Implementation, overlaps will not be repeated.
Fig. 4 shows the functional module of the device of control mobile terminal provided in an embodiment of the present invention, for purposes of illustration only, only
Part related to the embodiment of the present invention is shown, details are as follows:
With reference to Fig. 4, the modules that the device of the control mobile terminal is included are for executing in Fig. 1 corresponding embodiment
Each step, referring specifically to the associated description in Fig. 1 and Fig. 1 corresponding embodiment, details are not described herein again.The present invention is implemented
In example, the device of the control mobile terminal includes image collection module 401, characteristic extracting module 402, feature checking module
403, module 404 that it fails to match and control module 405.
Described image obtains module 401, for starting the shifting when the operational order received is that predetermined registration operation instructs
The camera of dynamic terminal obtains user images.
The characteristic extracting module 402, if including face for the user images, the face extracted in user images is special
Sign.
The feature checking module 403, for the face characteristic of extraction and default face characteristic to be carried out matching verification.
It fails to match the module 404, if it fails to match with default face characteristic for the face characteristic of extraction, control is counted
The count value of number device adds one, and judges whether count value is more than pre-set count values.
It is preset to control the mobile terminal execution if being more than pre-set count values for count value for the control module 405
Processing operation.
In a further embodiment, control module 405 described in the device of the control mobile terminal is specifically used for control
Make the one or more that the mobile terminal execution or less operates:
Control the mobile terminal screen locking or shutdown；
The mobile terminal is controlled to send a notification message to emergency contact；
The buzzer of the mobile terminal is controlled with predeterminated frequency sounding；
The mobile terminal is controlled to shake with predeterminated frequency.
In embodiments of the present invention, image collection module 401 obtains user images, feature using the camera of mobile terminal
Extraction module 402 extracts the face characteristic in user images when user images include face, and feature checking module 403 will extract
Face characteristic and default face characteristic carry out matching verification, module that it fails to match 404 extraction face characteristic and default people
When face characteristic matching fails, the count value of control counter adds one, control module 405 when count value is more than pre-set count values,
Control the preset processing operation of mobile terminal execution.The camera that the embodiment of the present invention can use mobile terminal obtains user's figure
Picture, and the face characteristic of user is matched, in the case where it fails to match for continuous several times, control mobile terminal execution is default
Operation processing, it is thus possible to improve mobile terminal operation safety.
Fig. 5 shows another functional module of the device of control mobile terminal provided in an embodiment of the present invention, for the ease of
Illustrate, illustrate only the relevant part of the embodiment of the present invention, details are as follows:
With reference to Fig. 5, the modules that the device of the control mobile terminal is included are for executing in Fig. 2 corresponding embodiment
Each step, referring specifically to the associated description in Fig. 2 and Fig. 2 corresponding embodiment, details are not described herein again.In above-mentioned Fig. 4
On the basis of shown module, in the embodiment of the present invention, the device of the control mobile terminal further includes obtaining module 501, comparing
Module 502 and determining module 503.
The acquisition module 501, for obtaining the data fingerprint of preconfigured face characteristic in the mobile terminal.
The comparison module 502, for by preconfigured face characteristic in the data fingerprint and system server
Data fingerprint is compared.
The determining module 503, if for preconfigured face characteristic in the data fingerprint and system server
Data fingerprint successful match, using face characteristic preconfigured in the mobile terminal as verification to be matched in mobile terminal
Default face characteristic.
The determining module 503, if being also used to preconfigured face characteristic in the data fingerprint and system server
Data fingerprint it fails to match, receive the synchronous face characteristic of system server, and using the face characteristic after synchronizing as moving
The default face characteristic of verification to be matched in terminal.
In embodiments of the present invention, the number that module 501 obtains preconfigured face characteristic in the mobile terminal is obtained
According to fingerprint, comparison module 502 will be preparatory in the data fingerprint and system server of face characteristic preconfigured in mobile terminal
The data fingerprint of the face characteristic of configuration is compared, and determining module 503 will be pre-configured in successful match in mobile terminal
Default face characteristic of the face characteristic as verification to be matched in mobile terminal, determining module 503 is the case where it fails to match
Under, the synchronous face characteristic of system server is received, and using the face characteristic after synchronizing as verification to be matched in mobile terminal
Default face characteristic.Therefore, the embodiment of the present invention can further improve the safety of mobile terminal operation.
In a further embodiment, the device of the control mobile terminal further include:
Preprocessing module, for pre-processing to the user images, the pretreatment includes rotation, cutting and light
According to compensation.
In a further embodiment, in order to further increase the safety that mobile terminal operates, the control is mobile eventually
The device at end further include:
Cumulative judgment module, if not including face for the user images, the count value of control counter adds one, and sentences
Whether disconnected count value is more than pre-set count values.
In a further embodiment, in order to further increase the safety that mobile terminal operates, the control is mobile eventually
The device at end further include:
Control module is reset, if face characteristic and default face characteristic successful match for extraction, control counter
Count value is reset.
In a further embodiment, in order to further increase the safety that mobile terminal operates, the control is mobile eventually
The device at end further include:
Module is restarted, if being less than or equal to pre-set count values for count value, restarts the mobile terminal
Camera obtain user images.
In a further embodiment, in order to further increase the safety that mobile terminal operates, the control is mobile eventually
The device at end further include:
Time interval detection module instructs it for detecting previous reception predetermined registration operation instruction and receiving predetermined registration operation rear time
Between time interval.
The restarting module restarts the shifting if being also used to the time interval more than prefixed time interval
The camera of dynamic terminal obtains user images.
In a further embodiment, in order to further increase the safety that mobile terminal operates, the control is mobile eventually
The device at end further include:
Number detection module receives whether the number of predetermined registration operation instruction is more than preset times for detecting.
The restarting module, if whether the number for being also used to receive predetermined registration operation instruction is more than preset times, again
The camera for starting the mobile terminal obtains user images.
Fig. 6 shows the structure of feature checking module 403 in the device of control mobile terminal provided in an embodiment of the present invention
Signal, for ease of description, only parts related to embodiments of the present invention are shown, and details are as follows:
With reference to Fig. 6, each unit that the feature checking module 403 is included is for executing in Fig. 3 corresponding embodiment
Each step, referring specifically to the associated description in Fig. 3 and Fig. 3 corresponding embodiment, details are not described herein again.The embodiment of the present invention
In, the feature checking module 403 includes culling unit 601 and feature verification unit 602.
The culling unit 601, for the character pair point from rejecting in the multiple characteristic point and default face characteristic
Deviation be more than predetermined deviation characteristic point.
A feature verification unit 602, for that will reject the face characteristic after characteristic point and default face characteristic carries out
With verification.
The embodiment of the present invention, culling unit 601 rejects deviation more than the characteristic point in the face characteristic of predetermined deviation, special
Face characteristic after rejecting characteristic point and default face characteristic are carried out matching verification by sign verification unit 602, and face can be improved
The accuracy of characteristic matching verification, and then improve the safety of mobile terminal operation.
In a further embodiment, in order to improve the user experience of mobile terminal, control described in any of the above-described embodiment
The device of mobile terminal processed is in the method for executing corresponding control mobile terminal from the background.
The embodiment of the present invention also provides a kind of computer equipment, including memory, processor and storage are on a memory simultaneously
The computer program that can be run on a processor, the processor realize that above-mentioned control is mobile eventually when executing the computer program
The method at end.
The embodiment of the present invention also provides a kind of computer readable storage medium, and the computer-readable recording medium storage has
Execute the computer program of the method for above-mentioned control mobile terminal.
In conclusion in embodiments of the present invention, user images are obtained using the camera of mobile terminal, in user images
When comprising face, the face characteristic in user images is extracted, the face characteristic of extraction and default face characteristic are subjected to matching school
It tests, when it fails to match for face characteristic and the default face characteristic of extraction, the count value of control counter adds one, and in count value
When more than pre-set count values, the preset processing operation of mobile terminal execution is controlled.The embodiment of the present invention can use mobile terminal
Camera obtain user images, and the face characteristic of user is matched, in the case where it fails to match for continuous several times, control
The preset operation processing of mobile terminal execution processed, it is thus possible to improve the safety of mobile terminal operation.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The computer program implemented in usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) produces
The form of product.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Describe in detail it is bright, it should be understood that the above is only a specific embodiment of the present invention, the guarantor being not intended to limit the present invention
Range is protected, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in this
Within the protection scope of invention.
Claims (10)
1. a kind of method for controlling mobile terminal characterized by comprising
When the operational order received is that predetermined registration operation instructs, the camera for starting the mobile terminal obtains user images；
If the user images include face, the face characteristic in user images is extracted；
The face characteristic of extraction and default face characteristic are subjected to matching verification；
If it fails to match with default face characteristic for the face characteristic extracted, the count value of control counter adds one, and judges to count
Whether value is more than pre-set count values；
If count value is more than pre-set count values, the preset processing operation of the mobile terminal execution is controlled.
2. the method as described in claim 1, which is characterized in that in the face characteristic that will be extracted and the progress of default face characteristic
Before verification, further includes:
Obtain the data fingerprint of preconfigured face characteristic in the mobile terminal；
The data fingerprint is compared with the data fingerprint of face characteristic preconfigured in system server；
If the data fingerprint successful match of preconfigured face characteristic in the data fingerprint and system server, by the shifting
Default face characteristic of the preconfigured face characteristic as verification to be matched in mobile terminal in dynamic terminal；
If it fails to match for the data fingerprint of preconfigured face characteristic in the data fingerprint and system server, system is received
The face characteristic of server sync, and it is special using the face characteristic after synchronizing as the default face of verification to be matched in mobile terminal
Sign.
3. the method as described in claim 1, which is characterized in that add one in the count value of control counter, and judge count value
Whether more than after pre-set count values, further includes:
If count value is less than or equal to pre-set count values, the camera for restarting the mobile terminal obtains user images.
4. the method as described in claim 1, which is characterized in that further include:
Detect previous reception predetermined registration operation instruction and the rear time interval received between predetermined registration operation instruction；
If the time interval is more than prefixed time interval, the camera for restarting the mobile terminal obtains user images.
5. the method as described in claim 1, which is characterized in that the face characteristic of extraction includes multiple characteristic points, described to mention
The face characteristic taken carries out matching verification with default face characteristic
The deviation of character pair point is more than the feature of predetermined deviation from rejecting in the multiple characteristic point and default face characteristic
Point；
Face characteristic after rejecting characteristic point is subjected to matching verification with default face characteristic.
6. the method as described in claim 1, which is characterized in that the control preset processing operation of mobile terminal execution
Combination including following one or more:
Control the mobile terminal screen locking or shutdown；
The mobile terminal is controlled to send a notification message to emergency contact；
The buzzer of the mobile terminal is controlled with predeterminated frequency sounding；
The mobile terminal is controlled to shake with predeterminated frequency.
7. method as claimed in any one of claims 1 to 6, which is characterized in that described in being executed on the backstage of the mobile terminal
Method.
8. a kind of device for controlling mobile terminal characterized by comprising
Image collection module, for starting taking the photograph for the mobile terminal when the operational order received is that predetermined registration operation instructs
As head obtains user images；
Characteristic extracting module extracts the face characteristic in user images if including face for the user images；
Feature checking module, for the face characteristic of extraction and default face characteristic to be carried out matching verification；
Judgment module, if it fails to match with default face characteristic for the face characteristic for extracting, the count value of control counter adds
One, and judge whether count value is more than pre-set count values；
Control module controls the preset processing operation of the mobile terminal execution if being more than pre-set count values for count value.
9. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor realizes any side of claim 1 to 7 when executing the computer program
Method.
10. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage has perform claim
It is required that the computer program of 1 to 7 any the method.
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