CN105160228A - Mobile terminal unlocking method and mobile terminal - Google Patents

Mobile terminal unlocking method and mobile terminal Download PDF

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Publication number
CN105160228A
CN105160228A CN201510542533.7A CN201510542533A CN105160228A CN 105160228 A CN105160228 A CN 105160228A CN 201510542533 A CN201510542533 A CN 201510542533A CN 105160228 A CN105160228 A CN 105160228A
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China
Prior art keywords
finger print
print information
touch
mobile terminal
user
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CN201510542533.7A
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Chinese (zh)
Inventor
李建林
李家达
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Priority to CN201510542533.7A priority Critical patent/CN105160228A/en
Publication of CN105160228A publication Critical patent/CN105160228A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31User authentication
    • G06F21/32User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Telephone Function (AREA)

Abstract

The embodiment of the invention discloses a mobile terminal unlocking method and a mobile terminal. The mobile terminal unlocking method can comprise the following steps: under a situation that the mobile terminal is under a screen locking state, receiving first fingerprint information input by a user through a touch operation; judging whether touch pressure information generated when the user inputs the first fingerprint information conforms to a preset condition or not; if the touch pressure information generated when the user inputs the first fingerprint information conforms to the preset condition, comparing the first fingerprint information with prestored second fingerprint information; and if a similarity between the first fingerprint information and the prestored second fingerprint information achieves a preset similarity threshold value, releasing the screen locking state of the mobile terminal. When the embodiment of the invention is adopted, whether the fingerprint information is matched or not is verified when the mobile terminal is unlocked, whether the touch pressure information generated when a fingerprint is input meets a condition or not is also verified, unlocking is carried out through a dual-verification way, and the mis-unlocking of the mobile terminal and the misoperation of the user can be effectively avoided.

Description

A kind of method that mobile terminal unlocks and mobile terminal
Technical field
The present invention relates to intelligent terminal technical field, particularly relate to method and the mobile terminal of the unblock of a kind of mobile terminal.
Background technology
Along with the development of electronic technology, the mobile terminal such as panel computer, smart mobile phone nearly all adopted touch control to shield as display screen in recent years, and the size of screen is increasing.The mobile terminal of large-size screen monitors is conducive to the visual experience promoting user, but its power consumption problem that is large and easy maloperation also becomes increasingly conspicuous.In addition, the user data stored along with mobile terminal gets more and more, and the information security issue of mobile terminal also receives much concern.
In order to reduce the power consumption of mobile terminal screen and avoid maloperation as far as possible, general mobile terminal all has screen locking function.And in order to improve the information security degree of mobile terminal, unlocked by fingerprint becomes current more popular research direction.In prior art, as long as the fingerprint matches that the fingerprint of input when user unlocks and mobile terminal prestore, can unlock.Adopt unlocked by fingerprint mode really can protect the information security of user, but when user touches screen input fingerprint because of carelessness, mobile terminal may misread lock, adds the possibility of user misoperation.
Summary of the invention
A kind of method that the embodiment of the present invention provides mobile terminal to unlock and mobile terminal, can effectively avoid mobile terminal to misread lock and user misoperation.
Embodiment of the present invention first aspect provides a kind of method that mobile terminal unlocks, and described method comprises:
The first finger print information that user is inputted by touch control operation is received when mobile terminal is in screen lock state;
Judge whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition;
If the determination result is YES, then described first finger print information and the second finger print information prestored are compared;
If the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal.
In conjunction with first aspect, in the embodiment that the first is feasible, before the first finger print information that described reception user is inputted by touch control operation, described method also comprises:
Export the first information, described first information inputs described second finger print information for pointing out user;
Detect the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit;
Whether the touch-control pressure information that the described user of judgement produces when inputting described first finger print information meets default condition, comprising:
Judge touch-control force value that user produces when inputting described first finger print information whether in described pressure limit, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
In conjunction with first aspect, in the embodiment that the second is feasible, whether the touch-control pressure information produced when the described user of judgement inputs described first finger print information meets default condition, comprising:
Judge that whether the variation tendency of the touch-control force value that user produces when inputting described first finger print information is consistent with the variation tendency preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
In conjunction with first aspect, in the embodiment that the third is feasible, after the first finger print information that described reception user is inputted by touch control operation, described method also comprises:
The duration that user inputs described first finger print information by touch control operation is divided at least two time periods;
Touch-control force value sequence is generated according to the touch-control force value that user in each time period in described at least two time periods inputs described first finger print information generation by touch control operation;
Whether the touch-control pressure information that the described user of judgement produces when inputting described first finger print information meets default condition, comprising:
Judge that whether described touch-control force value sequence is consistent with the sequence preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
In conjunction with first aspect, in the 4th kind of feasible embodiment, described described first finger print information and the second finger print information of prestoring are compared after, described method also comprises:
If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information, described second information inputs finger print information again for pointing out user.
Embodiment of the present invention second aspect provides a kind of mobile terminal, described described first finger print information and the second finger print information of prestoring are compared after, described method also comprises:
If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information, described second information inputs finger print information again for pointing out user.
In conjunction with second aspect, in the embodiment that the first is feasible, described mobile terminal also comprises:
First reminding module, for receive the first finger print information that user inputted by touch control operation at described receiver module before, export the first information, described first information inputs described second finger print information for pointing out user;
Detection module, for detecting the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit;
Described judge module, specifically for judging touch-control force value that user produces when inputting described first finger print information whether in described pressure limit, if the determination result is YES, then judges that described touch-control pressure information meets default condition.
In conjunction with second aspect, in the embodiment that the second is feasible, described judge module specifically for:
Judge that whether the variation tendency of the touch-control force value that user produces when inputting described first finger print information is consistent with the variation tendency preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
In conjunction with second aspect, in the embodiment that the third is feasible, described mobile terminal also comprises:
Divide module, be divided at least two time periods for the duration that user is inputted described first finger print information by touch control operation;
Sequence generating module, for generating touch-control force value sequence according to the touch-control force value that in each time period, user inputs described first finger print information generation by touch control operation in described at least two time periods;
Described judge module, specifically for judging that whether described touch-control force value sequence is consistent with the sequence preset, if the determination result is YES, then judges that described touch-control pressure information meets default condition.
In conjunction with second aspect, in the 4th kind of feasible embodiment, described mobile terminal also comprises:
Second reminding module, when not reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, exports the second information, and described second information inputs finger print information again for pointing out user.
In the embodiment of the present invention, receive the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state; If the touch-control pressure information that user produces when inputting described first finger print information meets default condition, then described first finger print information and the second finger print information prestored are compared, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control pressure information also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of the method for the mobile terminal unblock that one embodiment of the present of invention provide;
Fig. 2 is the schematic flow sheet of the method for the mobile terminal unblock that an alternative embodiment of the invention provides;
Fig. 3 is the schematic flow sheet of the method for the mobile terminal unblock that another embodiment of the present invention provides;
Fig. 4 is the structural representation of the mobile terminal that one embodiment of the present of invention provide;
Fig. 5 is the structural representation of the mobile terminal that an alternative embodiment of the invention provides;
Fig. 6 is the structural representation of the mobile terminal that another embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The embodiment of the invention discloses method and the mobile terminal of the unblock of a kind of mobile terminal, can effectively avoid mobile terminal to misread lock and user misoperation.Wherein the mobile terminal of the embodiment of the present invention can include but not limited to the mobile terminals such as mobile phone, notebook computer, panel computer, MP4 player, electric paper book.
Refer to Fig. 1, Fig. 1 is the schematic flow sheet of the method for the mobile terminal unblock that one embodiment of the present of invention provide.The method of the embodiment of the present invention realizes by mobile terminal.As shown in Figure 1, the method can comprise the following steps:
S101, receives the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state.
Alternatively, user can input the first finger print information by touch control operation at the touching display screen of mobile terminal or other regions.Particularly, mobile terminal can under the glass substrate of touching display screen or other specific regions (frame region below such as bonnet or touching display screen) fingerprint sensor is set, detected by fingerprint sensor and identify the finger print information that user inputs.
S102, judges whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition, if the determination result is YES, forwards step S103 to.
Particularly, mobile terminal can arrange pressure transducer below touching display screen, the touch-control pressure information produced when detecting user's the first finger print information by pressure transducer.Alternatively, touch-control pressure information can comprise touch-control force value, the variation tendency of touch-control force value, the touch-control force value sequence etc. in different time sections.
In the embodiment that some are feasible, the condition preset can be default setting before mobile terminal dispatches from the factory, or manually can be arranged by user, and the condition wherein preset is relevant with touch-control pressure information.Such as, the condition preset can be that touch-control force value is greater than certain default threshold value, also can be that touch-control force value is in certain pressure limit, the variation tendency that also can be touch-control force value, for increasing gradually or first reducing to increase afterwards, also can be that the touch-control force value in different time sections conforms to the force value sequence preset.
S103, compares described first finger print information and the second finger print information prestored.
In concrete enforcement, the second finger print information is that user prestores in the terminal for the finger print information as object of reference.User can change the second finger print information prestored by the instrument that arranges of mobile terminal.
In the embodiment that some are feasible, the similarity be specially between calculating first finger print information and the second finger print information that the first finger print information and the second finger print information are compared.
S104, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then removes the screen lock state of described mobile terminal.
In the embodiment of the present invention, receive the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state; If the touch-control pressure information that user produces when inputting described first finger print information meets default condition, then described first finger print information and the second finger print information prestored are compared, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control pressure information also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Refer to Fig. 2, Fig. 2 is the schematic flow sheet of the method for the mobile terminal unblock that an alternative embodiment of the invention provides.The method of the embodiment of the present invention realizes by mobile terminal.As shown in Figure 2, the method can comprise the following steps:
S201, exports the first information, and described first information inputs the second finger print information for pointing out user.
As a kind of feasible embodiment, mobile terminal can export the first information when user is provided as the second finger print information of reference fingerprint.Alternatively, the first information can be at least one in Word message, pictorial information or voice messaging.
S202, detects the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit.
In concrete enforcement, when arranging the second finger print information, if detect, user inputs finger print information, then detect the force value produced when user inputs this finger print information, and with this force value for average determines a pressure limit, meanwhile, store this finger print information as the second finger print information, wherein the second finger print information is used for when follow-up unlocking mobile terminal as reference fingerprint.
Alternatively, the size of above-mentioned pressure limit can be obtain according to the sensitivity of pressure transducer in mobile terminal and the empirical value of many experiments.
S203, receives the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state.
As a kind of feasible embodiment, the embodiment of the step S203 in the present embodiment with reference to the associated description of middle step S101 embodiment illustrated in fig. 1, can be not repeated herein.
S204, judges touch-control force value that user produces when inputting described first finger print information whether in described pressure limit, if the determination result is YES, then forwards step S205 to.
Particularly, mobile terminal can arrange pressure transducer below touching display screen, is detected the touch-control force value produced when user inputs the first finger print information by pressure transducer.This touch-control force value and the pressure limit determined are compared, if this touch-control force value is in the above-mentioned pressure limit determined, then this touch-control force value meets default condition.
S205, compares described first finger print information and the second finger print information prestored.
S206, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then removes the screen lock state of described mobile terminal.
As a kind of feasible embodiment, the step S205 in the present embodiment and the embodiment of step S206 respectively with reference to the associated description of middle step S103 and step S104 embodiment illustrated in fig. 1, can be not repeated herein.
S207, if the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then exports the second information, and described second information inputs finger print information again for pointing out user.
In some cases, similarity between first finger print information of user's input and the second finger print information prestored does not reach default similarity threshold, such as when the finger print information of user's input error finger, now cannot unlocking mobile terminal, again input finger print information by the second information prompting user.
Alternatively, above-mentioned second information can be the information such as voice messaging or word, picture, video.
In the embodiment of the present invention, prompting user inputs the second finger print information as with reference to fingerprint, detects the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit; The first finger print information that user is inputted by touch control operation is received when mobile terminal is in screen lock state; If the touch-control force value that user produces when inputting described first finger print information is in the pressure limit preset, then described first finger print information and the second finger print information prestored are compared, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal; If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information and again input finger print information to point out user.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control force value also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Refer to Fig. 3, Fig. 3 is the schematic flow sheet of the method for the mobile terminal unblock that another embodiment of the present invention provides.The method of the embodiment of the present invention realizes by mobile terminal.As shown in Figure 3, the method can comprise the following steps:
S301, receives the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state.
As a kind of feasible embodiment, the embodiment of the step S301 in the present embodiment with reference to the associated description of middle step S101 embodiment illustrated in fig. 1, can be not repeated herein.
S302, is divided at least two time periods by the duration that user inputs described first finger print information by touch control operation.
In the embodiment that some are feasible, when user inputs the first finger print information, the duration of touch control operation is longer, now this duration can be divided at least two time periods.Such as, if the duration pressed when user inputs the first finger print information is 4s, then 4 1s can be divided into.
S303, generates touch-control force value sequence according to the touch-control force value that user in each time period in described at least two time periods inputs described first finger print information generation by touch control operation.
When user inputs the first finger print information, the duration of touch control operation is longer, mobile terminal can detect the change of the touch-control force value produced when user inputs the first fingerprint in real time, and a touch-control force value is recorded in each time period in above-mentioned at least two time periods, the touch-control force value of final entry is by formation touch-control force value sequence.Such as, obtain 4 time periods if divide, in each time period, the force value of record is respectively 0.5N, 1N, 2N, 0.5N, then the touch-control force value sequence formed can be 0.5,1,2,0.5.
Alternatively, a touch-control force value of record can be the average of all touch-control force value detected in this time period, maximal value, intermediate value or minimum value etc. in each time period.
S304, judges that whether described touch-control force value sequence is consistent with the sequence preset, if the determination result is YES, then forwards step S305 to.
In concrete enforcement, after generating touch-control force value sequence, itself and the sequence preset can be compared, if both are the same or proportional, can think that above-mentioned touch-control force value sequence is consistent with the sequence preset.
In the embodiment that some are feasible, the sequence preset can adopt the method identical with generating above-mentioned touch-control force value sequence to obtain when user is provided as the second fingerprint of reference fingerprint.
S305, compares described first finger print information and the second finger print information prestored.
S306, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then removes the screen lock state of described mobile terminal.
As a kind of feasible embodiment, the step S305 in the present embodiment and the embodiment of step S306 respectively with reference to the associated description of middle step S103 and step S104 embodiment illustrated in fig. 1, can be not repeated herein.
S307, if the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then exports the second information, and described second information inputs finger print information again for pointing out user.
In the embodiment of the present invention, receive the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state; The duration that user inputs described first finger print information by touch control operation is divided at least two time periods; Touch-control force value sequence is generated according to the touch-control force value that user in each time period in described at least two time periods inputs described first finger print information generation by touch control operation; If described touch-control force value sequence is consistent with the sequence preset, then described first finger print information and the second finger print information prestored are compared; If the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal; If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information and again input finger print information to point out user.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control force value also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Refer to Fig. 4, Fig. 4 is the structural representation of the mobile terminal that one embodiment of the present of invention provide.As shown in Figure 4, this mobile terminal can comprise receiver module 401, judge module 402, comparing module 403 and unlocked state 404, wherein:
Receiver module 401, for receiving the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state.
Alternatively, user can input the first finger print information by touch control operation at the touching display screen of mobile terminal or other regions.Particularly, mobile terminal can under the glass substrate of touching display screen or other specific regions (frame region below such as bonnet or touching display screen) fingerprint sensor is set, detected by fingerprint sensor and identify the finger print information that user inputs.
Judge module 402, for judging whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition.
Particularly, mobile terminal can arrange pressure transducer below touching display screen, the touch-control pressure information produced when detecting user's the first finger print information by pressure transducer.Alternatively, touch-control pressure information can comprise touch-control force value, the variation tendency of touch-control force value, the touch-control force value sequence etc. in different time sections.
In the embodiment that some are feasible, the condition preset can be default setting before mobile terminal dispatches from the factory, or manually can be arranged by user, and the condition wherein preset is relevant with touch-control pressure information.Such as, the condition preset can be that touch-control force value is greater than certain default threshold value, also can be that touch-control force value is in certain pressure limit, the variation tendency that also can be touch-control force value, for increasing gradually or first reducing to increase afterwards, also can be that the touch-control force value in different time sections conforms to the force value sequence preset.
Comparing module 403, for when the judged result of described judge module is for being, compares described first finger print information and the second finger print information prestored.
In concrete enforcement, the second finger print information is that user prestores in the terminal for the finger print information as object of reference.User can change the second finger print information prestored by the instrument that arranges of mobile terminal.
In the embodiment that some are feasible, the similarity be specially between calculating first finger print information and the second finger print information that the first finger print information and the second finger print information are compared.
Unlocked state 404, when reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, removes the screen lock state of described mobile terminal.
In the embodiment of the present invention, receive the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state; If the touch-control pressure information that user produces when inputting described first finger print information meets default condition, then described first finger print information and the second finger print information prestored are compared, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control pressure information also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Refer to Fig. 5, Fig. 5 is the structural representation of the mobile terminal that an alternative embodiment of the invention provides.As shown in Figure 5, this mobile terminal can comprise the first reminding module 501, detection module 502, receiver module 503, judge module 504, comparing module 505, unlocked state 506 and the second reminding module 507, wherein:
First reminding module 501, for receive the first finger print information that user inputted by touch control operation at described receiver module before, export the first information, described first information inputs described second finger print information for pointing out user.
As a kind of feasible embodiment, mobile terminal can export the first information when user is provided as the second finger print information of reference fingerprint.Alternatively, the first information can be at least one in Word message, pictorial information or voice messaging.
Detection module 502, for detecting the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit;
In concrete enforcement, when arranging the second finger print information, if detect, user inputs finger print information, then detect the force value produced when user inputs this finger print information, and with this force value for average determines a pressure limit, meanwhile, store this finger print information as the second finger print information, wherein the second finger print information is used for when follow-up unlocking mobile terminal as reference fingerprint.
Alternatively, the size of above-mentioned pressure limit can be obtain according to the sensitivity of pressure transducer in mobile terminal and the empirical value of many experiments.
Receiver module 503, for receiving the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state.
As a kind of feasible embodiment, in the present embodiment, the embodiment of receiver module 503 with reference to the associated description of middle receiver module 401 embodiment illustrated in fig. 4, can be not repeated herein.
Judge module 504, for judging whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition.
In the embodiment that some are feasible, the embodiment of judge module 504 can with reference to the specific implementation of middle judge module 402 embodiment illustrated in fig. 4.
In the embodiment that some are feasible, judge module 504 can be specifically for: judge that whether the variation tendency of the touch-control force value that user produces when inputting described first finger print information is consistent with the variation tendency preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
In the present embodiment, judge module 504 can be specifically for: judge touch-control force value that user produces when inputting described first finger print information whether in described pressure limit, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
Particularly, mobile terminal can arrange pressure transducer below touching display screen, is detected the touch-control force value produced when user inputs the first finger print information by pressure transducer.This touch-control force value and the pressure limit determined are compared, if this touch-control force value is in the above-mentioned pressure limit determined, then this touch-control force value meets default condition.
Comparing module 505, for when the judged result of described judge module is for being, compares described first finger print information and the second finger print information prestored.
Unlocked state 506, when reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, removes the screen lock state of described mobile terminal.
As a kind of feasible embodiment, the comparing module 505 in the present embodiment and the embodiment of unlocked state 506 respectively with reference to the associated description of middle comparing module 403 embodiment illustrated in fig. 4 and unlocked state 404, can be not repeated herein.
Second reminding module 507, when not reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, exports the second information, and described second information inputs finger print information again for pointing out user.
In some cases, similarity between first finger print information of user's input and the second finger print information prestored does not reach default similarity threshold, such as when the finger print information of user's input error finger, now cannot unlocking mobile terminal, again input finger print information by the second information prompting user.
Alternatively, above-mentioned second information can be the information such as voice messaging or word, picture, video.
In the embodiment of the present invention, prompting user inputs the second finger print information as with reference to fingerprint, detects the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit; The first finger print information that user is inputted by touch control operation is received when mobile terminal is in screen lock state; If the touch-control force value that user produces when inputting described first finger print information is in the pressure limit preset, then described first finger print information and the second finger print information prestored are compared, if the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal; If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information and again input finger print information to point out user.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control force value also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Refer to Fig. 6, Fig. 6 is the structural representation of the mobile terminal that another embodiment of the present invention provides.As shown in Figure 6, this mobile terminal can comprise receiver module 601, divide module 602, sequence generating module 603, judge module 604, comparing module 605, unlocked state 606 and the second reminding module 607, wherein:
Receiver module 601, for receiving the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state.
As a kind of feasible embodiment, in the present embodiment, the embodiment of receiver module 601 with reference to the associated description of middle receiver module 401 embodiment illustrated in fig. 4, can be not repeated herein.
Divide module 602, be divided at least two time periods for the duration that user is inputted described first finger print information by touch control operation.
In the embodiment that some are feasible, when user inputs the first finger print information, the duration of touch control operation is longer, now this duration can be divided at least two time periods.Such as, if the duration pressed when user inputs the first finger print information is 4s, then 4 1s can be divided into.
Sequence generating module 603, for generating touch-control force value sequence according to the touch-control force value that in each time period, user inputs described first finger print information generation by touch control operation in described at least two time periods.
When user inputs the first finger print information, the duration of touch control operation is longer, mobile terminal can detect the change of the touch-control force value produced when user inputs the first fingerprint in real time, and a touch-control force value is recorded in each time period in above-mentioned at least two time periods, the touch-control force value of final entry is by formation touch-control force value sequence.Such as, obtain 4 time periods if divide, in each time period, the force value of record is respectively 0.5N, 1N, 2N, 0.5N, then the touch-control force value sequence formed can be 0.5,1,2,0.5.
Alternatively, a touch-control force value of record can be the average of all touch-control force value detected in this time period, maximal value, intermediate value or minimum value etc. in each time period.
Judge module 604, for judging whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition.
In the embodiment that some are feasible, the embodiment of judge module 604 can with reference to the specific implementation of middle judge module 402 embodiment illustrated in fig. 4.
In the present embodiment, judge module 604 specifically for judging that whether described touch-control force value sequence is consistent with the sequence preset, if the determination result is YES, then can judge that described touch-control pressure information meets default condition.
In concrete enforcement, after generating touch-control force value sequence, itself and the sequence preset can be compared, if both are the same or proportional, can think that above-mentioned touch-control force value sequence is consistent with the sequence preset.
In the embodiment that some are feasible, the sequence preset can adopt the method identical with generating above-mentioned touch-control force value sequence to obtain when user is provided as the second fingerprint of reference fingerprint.
Comparing module 605, for when the judged result of described judge module is for being, compares described first finger print information and the second finger print information prestored.
Unlocked state 606, when reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, removes the screen lock state of described mobile terminal.
As a kind of feasible embodiment, in the present embodiment, the embodiment of comparing module 605 and unlocked state 606 with reference to the associated description of middle comparing module 403 embodiment illustrated in fig. 4 and unlocked state 404, can be not repeated herein.
Second reminding module 607, when not reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, exports the second information, and described second information inputs finger print information again for pointing out user.
As a kind of feasible embodiment, in the present embodiment, the embodiment of the second reminding module 607 with reference to the associated description of the second reminding module 507 in embodiment illustrated in fig. 5, can be not repeated herein.
In the embodiment of the present invention, receive the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state; The duration that user inputs described first finger print information by touch control operation is divided at least two time periods; Touch-control force value sequence is generated according to the touch-control force value that user in each time period in described at least two time periods inputs described first finger print information generation by touch control operation; If described touch-control force value sequence is consistent with the sequence preset, then described first finger print information and the second finger print information prestored are compared; If the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal; If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information and again input finger print information to point out user.Adopt the embodiment of the present invention, not only verify when unlocking mobile terminal whether finger print information mates, whether the touch-control force value also produced during checking input fingerprint satisfies condition, and is unlocked by the mode of double verification, can effectively avoid mobile terminal to misread lock and user misoperation.
Device embodiment described above is only schematic, the wherein said unit illustrated as separating component or can may not be and physically separates, parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.Those of ordinary skill in the art, when not paying performing creative labour, are namely appreciated that and implement.
Step in embodiment of the present invention method can be carried out order according to actual needs and be adjusted, merges and delete.
Module in embodiment of the present invention device or unit can carry out merging, divide and deleting according to actual needs.
The module of the embodiment of the present invention or module, with universal integrated circuit (as central processor CPU), or can realize with special IC (ASIC).
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that each embodiment can add required general hardware platform by software and realize, and can certainly pass through hardware.Based on such understanding, technique scheme can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product can store in a computer-readable storage medium, as ROM/RAM, magnetic disc, CD etc., comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform the method described in some part of each embodiment or embodiment.
Above-described embodiment, does not form the restriction to this technical scheme protection domain.The amendment done within any spirit at above-mentioned embodiment and principle, equivalently to replace and improvement etc., within the protection domain that all should be included in this technical scheme.

Claims (10)

1. a method for mobile terminal unblock, it is characterized in that, described method comprises:
The first finger print information that user is inputted by touch control operation is received when mobile terminal is in screen lock state;
Judge whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition;
If the determination result is YES, then described first finger print information and the second finger print information prestored are compared;
If the similarity between described first finger print information and described second finger print information reaches default similarity threshold, then remove the screen lock state of described mobile terminal.
2. method according to claim 1, is characterized in that, before the first finger print information that described reception user is inputted by touch control operation, described method also comprises:
Export the first information, described first information inputs described second finger print information for pointing out user;
Detect the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit;
Whether the touch-control pressure information that the described user of judgement produces when inputting described first finger print information meets default condition, comprising:
Judge touch-control force value that user produces when inputting described first finger print information whether in described pressure limit, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
3. method according to claim 1, is characterized in that, whether the touch-control pressure information produced when the described user of judgement inputs described first finger print information meets default condition, comprising:
Judge that whether the variation tendency of the touch-control force value that user produces when inputting described first finger print information is consistent with the variation tendency preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
4. method according to claim 1, is characterized in that, after the first finger print information that described reception user is inputted by touch control operation, described method also comprises:
The duration that user inputs described first finger print information by touch control operation is divided at least two time periods;
Touch-control force value sequence is generated according to the touch-control force value that user in each time period in described at least two time periods inputs described first finger print information generation by touch control operation;
Whether the touch-control pressure information that the described user of judgement produces when inputting described first finger print information meets default condition, comprising:
Judge that whether described touch-control force value sequence is consistent with the sequence preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
5. method according to claim 1, is characterized in that, described described first finger print information and the second finger print information of prestoring are compared after, described method also comprises:
If the similarity between described first finger print information and described second finger print information does not reach default similarity threshold, then export the second information, described second information inputs finger print information again for pointing out user.
6. a mobile terminal, is characterized in that, described mobile terminal comprises:
Receiver module, for receiving the first finger print information that user is inputted by touch control operation when mobile terminal is in screen lock state;
Judge module, for judging whether the touch-control pressure information that user produces when inputting described first finger print information meets default condition;
Comparing module, for when the judged result of described judge module is for being, compares described first finger print information and the second finger print information prestored;
Unlocked state, when reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, removes the screen lock state of described mobile terminal.
7. mobile terminal according to claim 6, is characterized in that, described mobile terminal also comprises:
First reminding module, for receive the first finger print information that user inputted by touch control operation at described receiver module before, export the first information, described first information inputs described second finger print information for pointing out user;
Detection module, for detecting the force value produced when user inputs described second finger print information, and with described force value for average determines a pressure limit;
Described judge module, specifically for judging touch-control force value that user produces when inputting described first finger print information whether in described pressure limit, if the determination result is YES, then judges that described touch-control pressure information meets default condition.
8. mobile terminal according to claim 6, is characterized in that, described judge module specifically for:
Judge that whether the variation tendency of the touch-control force value that user produces when inputting described first finger print information is consistent with the variation tendency preset, if the determination result is YES, then judge that described touch-control pressure information meets default condition.
9. mobile terminal according to claim 6, is characterized in that, described mobile terminal also comprises:
Divide module, be divided at least two time periods for the duration that user is inputted described first finger print information by touch control operation;
Sequence generating module, for generating touch-control force value sequence according to the touch-control force value that in each time period, user inputs described first finger print information generation by touch control operation in described at least two time periods;
Described judge module, specifically for judging that whether described touch-control force value sequence is consistent with the sequence preset, if the determination result is YES, then judges that described touch-control pressure information meets default condition.
10. mobile terminal according to claim 6, is characterized in that, described mobile terminal also comprises:
Second reminding module, when not reaching default similarity threshold for the similarity between described first finger print information and described second finger print information, exports the second information, and described second information inputs finger print information again for pointing out user.
CN201510542533.7A 2015-08-27 2015-08-27 Mobile terminal unlocking method and mobile terminal Pending CN105160228A (en)

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Application publication date: 20151216