CN106203059A - A kind of unlocking screen method and terminal - Google Patents
A kind of unlocking screen method and terminal Download PDFInfo
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- CN106203059A CN106203059A CN201610554535.2A CN201610554535A CN106203059A CN 106203059 A CN106203059 A CN 106203059A CN 201610554535 A CN201610554535 A CN 201610554535A CN 106203059 A CN106203059 A CN 106203059A
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- word
- unblock
- handwriting characteristic
- handwriting
- track
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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
- G06F21/36—User authentication by graphic or iconic representation
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Abstract
The embodiment of the invention discloses a kind of unlocking screen method and terminal, wherein method includes: if detecting, user triggers the operation unlocking instruction, then unlock, unlock that random display on interface prestores, the unblock word that handwriting characteristic is corresponding；Obtain the touch track that described user inputs at described unblock interface；Judge whether the unblock handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word mates；If the unblock handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word matches, then unlock.The embodiment of the present invention unlocks word by random display and carries out person's handwriting unblock, and when can make to unlock, the unblock word of display is different from every time, thus increases the imitation difficulty of user handwriting, effectively enhances the safety in utilization to mobile terminal device.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of unlocking screen method and terminal.
Background technology
Unlock (unlock) to typically refer to release mobile terminal for the restriction used by software or hardware means.Mesh
Before, mobile terminal supports multiple unlocking manner, and relatively common unlocking manner includes that figure unlocks, password unlocks, unlocked by fingerprint
With person's handwriting unblock etc..
Person's handwriting unlocks mainly user and inputs a track at the predeterminable area of the touch screen of mobile terminal, and mobile terminal will
The track of the user's input got contrasts with unblock track set in advance, it is judged that both are the most consistent, if unanimously
Then unlock.But, owing to the unblock track of this person's handwriting unlocking manner is fixed in advance, when user's input rail when unlocking
After the process of mark is seen by other users, this unblock track is easy to imitated, thus affects the use peace of mobile terminal device
Entirely.
Summary of the invention
The embodiment of the present invention provides a kind of unlocking screen method and terminal, can carry out pen by randomly selecting unblock word
Mark unlocks, and strengthens the safety in utilization to mobile terminal device.
First aspect, embodiments provides a kind of unlocking screen method, and the method includes:
If detecting, user triggers the operation unlocking instruction, then unlocking the unblock person's handwriting spy that on interface, random display prestores
Levy the unblock word of correspondence；
Obtain the touch track that described user inputs at described unblock interface；
Judge whether the unblock handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word mates；
If the unblock handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word matches, then release
Locking.
On the other hand, embodiments providing a kind of terminal, this terminal includes:
Unit chosen in word, if unlocking, for detecting that user triggers, the operation instructed, then shows at random on unblock interface
Show that prestore unlocks the unblock word that handwriting characteristic is corresponding；
Track acquiring unit, for obtaining the touch track that described user inputs at described unblock interface；
Feature comparing unit, for judging the unblock pen that the handwriting characteristic of described touch track is corresponding with described unblock word
Whether mark feature mates；
Unlock unit, if the unblock person's handwriting that the handwriting characteristic being used for described touch track is corresponding with described unblock word
Feature matches, then unlock.
The embodiment of the present invention, when detecting that user triggers the operation unlocking instruction, prestores unlocking random display on interface
Unlock unblock word corresponding to handwriting characteristic, and obtaining user after the touch track unlocking interface input, it is judged that touch
Whether the handwriting characteristic of track mates with the handwriting characteristic unlocking word, if coupling, unlocks, it is achieved that randomly select
Unlock word and carry out person's handwriting unblock.Owing to unlocking the unblock word of display on interface, there is randomness so that aobvious when unlocking every time
The unblock word shown can differ, thus increases the imitation difficulty of user handwriting, effectively enhances and sets mobile terminal
Standby safety in utilization.
Accompanying drawing explanation
In order to be illustrated more clearly that embodiment of the present invention technical scheme, required use in embodiment being described below
Accompanying drawing is briefly described, it should be apparent that, the accompanying drawing in describing below is some embodiments of the present invention, general for this area
From the point of view of logical technical staff, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic flow diagram of a kind of unlocking screen method that the embodiment of the present invention one provides；
Fig. 2 is the schematic flow diagram of a kind of unlocking screen method that the embodiment of the present invention two provides；
Fig. 3 is the schematic block diagram of a kind of terminal that the embodiment of the present invention three provides；
Fig. 4 is the schematic block diagram of a kind of terminal that the embodiment of the present invention four provides；
Fig. 5 is the schematic block diagram of a kind of terminal that the embodiment of the present invention five provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Should be appreciated that when using in this specification and in the appended claims, term " includes " and " comprising " instruction
Described feature, entirety, step, operation, element and/or the existence of assembly, but it is not precluded from one or more further feature, whole
Body, step, operation, element, assembly and/or the existence of its set or interpolation.
It is also understood that the term used in this description of the invention is merely for the sake of the mesh describing specific embodiment
And be not intended to limit the present invention.As used in description of the invention and appended claims, unless on
Hereafter clearly indicating other situation, otherwise " ", " " and " being somebody's turn to do " of singulative is intended to include plural form.
It will be further appreciated that, the term "and/or" used in description of the invention and appended claims is
Refer to the one or more any combination being associated in the item listed and likely combine, and including that these combine.
As used in this specification and in the appended claims, term " if " can be according to context quilt
Be construed to " when ... " or " once " or " in response to determining " or " in response to detecting ".Similarly, phrase " if it is determined that " or
" if be detected that [described condition or event] " can be interpreted to mean according to context " once it is determined that " or " in response to really
Fixed " or " [described condition or event] once being detected " or " in response to [described condition or event] being detected ".
In implementing, the terminal described in the embodiment of the present invention includes but not limited to such as have touch sensitive surface
Mobile phone, laptop computer or the tablet PC of (such as, touch-screen display and/or touch pad) etc other just
Portable device.It is to be further understood that in certain embodiments, described equipment not portable communication device, but have tactile
Touch the desk computer of sensing surface (such as, touch-screen display and/or touch pad).
In discussion below, describe the terminal including display and touch sensitive surface.It is, however, to be understood that
It is that terminal can include such as physical keyboard, mouse and/or control other physical user-interface device one or more of bar.
Terminal supports various application programs, such as following in one or more: drawing application program, demonstration application journey
Sequence, word-processing application, website create application program, dish imprinting application program, spreadsheet applications, game application
Program, telephony application, videoconference application, email application, instant messaging applications, exercise
Support the application of application program, photo management application program, digital camera application program, digital camera application program, web-browsing
Program, digital music player application and/or video frequency player application program.
The various application programs that can perform in terminal can use at least one of such as touch sensitive surface public
Physical user-interface device.Among applications and/or can adjust in corresponding application programs and/or change and touch sensitive table
The corresponding information of display in one or more functions in face and terminal.So, the public physical structure of terminal (such as, touches
Sensing surface) the various application programs with the most directly perceived and transparent user interface can be supported.
Embodiment one:
Refer to the schematic flow diagram that Fig. 1, Fig. 1 are a kind of unlocking screen methods that the embodiment of the present invention one provides, this reality
The executive agent executing example is terminal, and terminal can be the equipment such as mobile phone or other intelligent terminal.Unlocking screen side shown in Fig. 1
Method can comprise the following steps that
If S101 detects that user triggers the operation unlocking instruction, then unlocking the unblock that on interface, random display prestores
The unblock word that handwriting characteristic is corresponding.
Unlocking handwriting characteristic is to unlock the handwriting characteristic that word is corresponding, and this handwriting characteristic is that the person's handwriting of terminal validated user is special
Levy.The unblock handwriting characteristic unlocking word corresponding with unlocking word is pre-stored in terminal, and the unblock word prestored can be one
Individual or multiple, and can be with stochastic transformation.
Specifically, can perform when user needs to carry out unlocking screen to trigger the operation unlocking instruction, when terminal detects use
When the operation of this unblock instruction is triggered at family, unlocking one or more unblock word that random display on interface prestores.
Further, unlock that random display on interface prestores unlock the part unlocking word corresponding to handwriting characteristic or
Person is whole.Such as, when a unblock word is made up of radical and two parts of radical, can only display radical or only display part
First, it is also possible to show whole unblock word.
S102, acquisition user are unlocking the touch track of interface input.
User, according to unlocking the unblock word of display on interface, can pass through handwriting mode in the presumptive area unlocking interface
Input this unblock word.
Specifically, terminal obtains the word track i.e. touch track of this unblock word that user inputs.
S103, judge whether the unblock handwriting characteristic that the handwriting characteristic of touch track is corresponding with unlocking word mates.
Specifically, terminal extracts the handwriting characteristic of the touch track of user's input, and judges this handwriting characteristic and unlock boundary
Whether the unblock handwriting characteristic unlocking word corresponding that face shows mates.
Wherein, handwriting characteristic can be by extracting the identification of word track, and the identification of word track can include
The identification of the information such as length, bending degree and the angle to word track, but it is not limited to this, it is also possible to include that other person's handwritings are special
Levy, do not limit.
If the unblock handwriting characteristic that the handwriting characteristic of S104 touch track is corresponding with unlocking word matches, then release lock
Fixed.
Specifically, if the handwriting characteristic of touch track with unlock interface display to unlock unblock person's handwriting corresponding to word special
Levy and match, then the person's handwriting of explanation user input is consistent with the person's handwriting prestored, and confirms that this user, for validated user, performs to unlock behaviour
Make, release the locking to terminal.
Such as, prestored unblock word " greatly " the unblock handwriting characteristic corresponding with " greatly " word in terminal, when user solves
During lock, unlocking " greatly " word that unblock word is a Song typeface of display on interface, user is according to this unblock word, handwriting input
After " greatly " word, terminal extracts the handwriting characteristic of " greatly " word of user's input, and with the unblock handwriting characteristic of " greatly " word prestored
Mate, if the match is successful, perform to solve latching operation, unlock successfully.If mating unsuccessful, i.e. " greatly " of user's input
The person's handwriting of word does not corresponds with the person's handwriting of " greatly " word prestored, then illustrate that this user is not validated user, does not allow to perform to unlock behaviour
Make, user can be pointed out to re-enter or unlock unsuccessfully when inputting to point out after number of times exceedes default number of times.
Knowable to the unlocking screen method of above-mentioned Fig. 1 example, in the present embodiment, unlock instruction detecting that user triggers
During operation, what on unblock interface, random display prestored unlocks the unblock word that handwriting characteristic is corresponding, and is solving obtaining user
After the touch track of lock interface input, it is judged that whether the handwriting characteristic of touch track and unblock unblock handwriting characteristic corresponding to word
Coupling, if coupling, unlocks, it is achieved that randomly selects unblock word and carries out person's handwriting unblock.Show on interface owing to unlocking
Unblock word there is randomness so that when unlocking every time, the unblock word of display can differ, thus increases user
The imitation difficulty of person's handwriting, effectively enhances the safety in utilization to mobile terminal device.
Embodiment two:
Refer to the schematic flow diagram that Fig. 2, Fig. 2 are a kind of unlocking screen methods that the embodiment of the present invention two provides, this reality
The executive agent executing example is terminal, and terminal can be the equipment such as mobile phone or other intelligent terminal.Unlocking screen side shown in Fig. 2
Method can comprise the following steps that
S201, in the unlocked state, obtains the word track of user writing.
State after terminal is unlocked is released state.
Specifically, in the unlocked state, the mode of the word track obtaining user writing may include that user makes daily
During terminal, the terminal random acquisition user word track by input method handwriting input；Unlocking manner is being carried out
When system is arranged, terminal receives the word track of user's handwriting input.
S202, from obtain word track determine unblock word.
Specifically, identify, from the word track obtained, the word that word track is corresponding, and from the word identified
Randomly choose some or all of as unlocking word.
Can change at random it should be noted that unlock word, the unblock word i.e. prestored is not to maintain constant, but can
Enter row stochastic replacing with the word track inputted according to user, unlock unblock handwriting characteristic corresponding to word and also synchronize to change.
Adopt the unblock word that can make every time to show on unblock interface in this way and there is randomness, so that unlock word pair
The unblock handwriting characteristic answered is difficult to imitated.
The handwriting characteristic unlocking word track corresponding to word determined in S203, extraction step S202.
Specifically, the word track unlocking word corresponding determined in step S202 is identified, the knowledge of word track
Can not include the identification of the information such as the length to word track, bending degree and angle, extract corresponding handwriting characteristic.
S204, the handwriting characteristic extracted according to step S203 update and unlock unblock handwriting characteristic corresponding to word.
Specifically, if unlocking in word of currently prestoring the most does not comprises the unblock word determined in step S202, then
Handwriting characteristic step S203 extracted is set to unlock the unblock handwriting characteristic that word is corresponding；
If unlocking in word of currently prestoring has contained the unblock word determined in step S202, sentence the most further
The disconnected unblock handwriting characteristic corresponding the need of updating the unblock word deposited, method particularly includes:
The handwriting characteristic extracted in obtaining step S203 unlocks between the unblock handwriting characteristic that word is corresponding with deposit
Diversity factor, if diversity factor more than the diversity factor threshold value preset, the most do not update deposited unlock unblock person's handwriting corresponding to word
Feature, if diversity factor is less than or equal to diversity factor threshold value, then unlocks unblock handwriting characteristic corresponding to word more by deposited
The new handwriting characteristic for extracting in step S203.
Wherein, diversity factor threshold value can be 60%, but is not limited to this, specifically can be configured according to practical situation.
During using in actual terminal, it is understood that there may be terminal use allows other users this terminal of legal use
Scene, when other users this terminal of the most legal use, it is by the person's handwriting of the word track of handwriting input
May there is larger difference with the handwriting characteristic of terminal use in feature, the most then can not be according to the literary composition obtaining other user writings
Word track updates and unlocks the unblock handwriting characteristic that word is corresponding, it is therefore desirable to by relatively determining whether of above-mentioned diversity factor
Need to update and unlock the unblock handwriting characteristic that word is corresponding.
S205, by step S202 determines unlock word with unlock word corresponding unblock handwriting characteristic association preservation.
Specifically, by step S204, the unblock handwriting characteristic unlocking word corresponding determined in step S202 is carried out more
After Xin, it is associated preserving by unlocking the word unblock handwriting characteristic corresponding with unlocking word.
If it should be noted that terminal user unlocking manner carried out system arrange time, obtain the literary composition of user writing
Word track, terminal performs step S201 and performs step S206 again to step S205；If terminal obtains user at routine use
During the word track write, terminal can perform step S210 to terminal unlocking after, perform step S201 to step
S205。
If S206 detects that user triggers the operation unlocking instruction, then unlocking the unblock that on interface, random display prestores
The unblock word that handwriting characteristic is corresponding.
Unlocking handwriting characteristic is to unlock the handwriting characteristic that word is corresponding, and this handwriting characteristic is that the person's handwriting of terminal validated user is special
Levy.The unblock handwriting characteristic unlocking word corresponding with unlocking word is pre-stored in terminal, and the unblock word prestored can be one
Individual or multiple, and can be with stochastic transformation.
Specifically, can perform when user needs to carry out unlocking screen to trigger the operation unlocking instruction, when detecting that user touches
When sending out the operation of this unblock instruction, unlocking one or more unblock word that random display on interface prestores.
Further, unlock that random display on interface prestores unlock the part unlocking word corresponding to handwriting characteristic or
Person is whole.Such as, when a unblock word is made up of radical and two parts of radical, can only display radical or only display part
First, it is also possible to show whole unblock word.
S207, acquisition user are unlocking the touch track of interface input.
User, according to unlocking the unblock word of display on interface, can pass through handwriting mode in the presumptive area unlocking interface
Input this unblock word.
Specifically, the word track i.e. touch track of this unblock word of user's input is obtained.
S208, the unblock person's handwriting that the handwriting characteristic obtaining touch track is corresponding with the unblock word unlocking display on interface are special
Similarity between levying.
Specifically, the touch track obtained according to step S207, extract the handwriting characteristic of this touch track, and obtain this pen
The similarity unlocked between handwriting characteristic that mark feature is corresponding with the unblock word unlocking display on interface.
S209, judge that similarity is whether more than the similarity threshold preset.
Specifically, if similarity is more than the similarity threshold preset, it is determined that the handwriting characteristic of touch track and unblock
On interface, the unblock handwriting characteristic unlocking word corresponding of display matches, and the person's handwriting that user inputs and the person's handwriting phase prestored are described
Symbol, confirms that this user, for validated user, performs step S210；Otherwise, when similarity is less than or equal to similarity threshold, the most really
The handwriting characteristic determining touch track does not mates with unlocking the unblock handwriting characteristic unlocking word corresponding of display on interface, illustrates to use
The person's handwriting of family input does not corresponds with the person's handwriting prestored, and confirms that this user is disabled user, performs step S211.
Wherein, similarity threshold can be 70%, but is not limited to this, specifically can be configured according to practical situation.
S210, unlock.
Specifically, perform to solve latching operation, release the locking to terminal.
Flow process jumps to step S212.
S211, unlock unsuccessfully.
Specifically, refusal performs to solve latching operation, and prompting unlocks unsuccessfully, or points out user to re-enter and when input time
Number is pointed out after exceeding default number of times and is unlocked unsuccessfully.
S212, exit.
It is understood that in the present embodiment, the handwriting characteristic of touch track and the unblock literary composition unlocking display on interface
When the similarity unlocked between handwriting characteristic that word is corresponding is more than the similarity threshold preset, unlock, in other embodiments
In, it is also possible to during for this similarity more than or equal to the similarity threshold preset, unlocking, this similarity is less than default
During similarity threshold, unlock unsuccessfully.
Knowable to the unlocking screen method of above-mentioned Fig. 2 example, in the present embodiment, on the one hand, terminal in the unlocked state, root
Determining according to the word track of user writing and prestore and unlock the unblock handwriting characteristic that word is corresponding with unlocking word, no matter user is
Input method is used to carry out the word of handwriting input, or the hands when the system being unlocked mode is arranged in the process using terminal
Writing the word of input, all have unpredictability, therefore prestore unlocks the unblock handwriting characteristic that word is corresponding with unlocking word
Can change at random；On the other hand terminal is when detecting that user triggers the operation unlocking instruction, shows at random on interface unlocking
Show the unblock word prestored, and obtaining user after the touch track unlocking interface input, it is judged that the person's handwriting of touch track is special
Levy whether the unblock handwriting characteristic corresponding with unlocking word mates, if coupling, unlock, it is achieved that randomly select unblock
Word carries out person's handwriting unblock.Owing to unlocking the unblock word of display on interface, there is randomness so that display when every time unlocking
Unlock word may be different from, thus increase the imitation difficulty to user handwriting, effectively enhance mobile terminal device
Safety in utilization.Meanwhile, terminal is after identifying the word that the word track currently got is corresponding, if it is determined that the most pre-
The unblock word deposited contains this word, has obtained the handwriting characteristic of this word and the unblock word pair deposited the most further
The diversity factor unlocked between handwriting characteristic answered, and if judging that diversity factor, more than the diversity factor threshold value preset, has not the most updated
That deposits unlocks the unblock handwriting characteristic that word is corresponding such that it is able to prevents other people from revising and unlocks the unblock person's handwriting spy that word is corresponding
Levy.
Embodiment three:
Referring to Fig. 3, Fig. 3 is a kind of terminal schematic block diagram that the embodiment of the present invention three provides.For convenience of description, only show
Go out the part relevant to the embodiment of the present invention.The terminal of Fig. 3 example can be a kind of screen solution that previous embodiment one provides
The executive agent of locking method.The terminal of Fig. 3 example specifically includes that unit 31, track acquiring unit 32, aspect ratio pair chosen in word
Unit 33 and releasing lock cell 34.Each unit describes in detail as follows:
Unit 31 chosen in word, if unlocking, for detecting that user triggers, the operation instructed, then random on unblock interface
What display prestored unlocks the unblock word that handwriting characteristic is corresponding；
Track acquiring unit 32, for obtaining user in the touch track unlocking interface input；
Feature comparing unit 33, for judging the unblock handwriting characteristic that the handwriting characteristic of touch track is corresponding with unlocking word
Whether mate；
Unlock unit 34, if the unblock handwriting characteristic phase that the handwriting characteristic being used for touch track is corresponding with unlocking word
Coupling, then unlock.
In a kind of terminal that the present embodiment provides, each unit realizes the process of respective function, specifically refers to earlier figures 1 institute
Showing the description of embodiment, here is omitted.
Knowable to the terminal of above-mentioned Fig. 3 example, in the present embodiment, when detecting that user triggers the operation unlocking instruction,
What on unblock interface, random display prestored unlocks the unblock word that handwriting characteristic is corresponding, and defeated at unblock interface obtaining user
After the touch track entered, it is judged that whether the unblock handwriting characteristic that the handwriting characteristic of touch track is corresponding with unlocking word mates, as
Fruit coupling then unlocks, it is achieved that randomly selects unblock word and carries out person's handwriting unblock.Owing to unlocking the unblock of display on interface
Word has randomness so that when unlocking, the unblock word of display can differ every time, thus increases user handwriting
Imitate difficulty, effectively enhance the safety in utilization to mobile terminal device.
Embodiment four:
Referring to Fig. 4, Fig. 4 is a kind of terminal schematic block diagram that the embodiment of the present invention four provides.For convenience of description, only show
Go out the part relevant to the embodiment of the present invention.The terminal of Fig. 4 example can be a kind of screen solution that previous embodiment two provides
The executive agent of locking method.The terminal of Fig. 4 example specifically includes that unit 41, track acquiring unit 42, aspect ratio pair chosen in word
Unit 43 and releasing lock cell 44.Each unit describes in detail as follows:
Unit 41 chosen in word, if unlocking, for detecting that user triggers, the operation instructed, then random on unblock interface
What display prestored unlocks the unblock word that handwriting characteristic is corresponding；
Track acquiring unit 42, for obtaining user in the touch track unlocking interface input；
Feature comparing unit 43, for judging the unblock handwriting characteristic that the handwriting characteristic of touch track is corresponding with unlocking word
Whether mate；
Unlock unit 44, if the unblock handwriting characteristic phase that the handwriting characteristic being used for touch track is corresponding with unlocking word
Coupling, then unlock.
Further, feature comparing unit 43 includes:
Similarity acquiring unit 431, for obtaining the unblock person's handwriting that the handwriting characteristic of touch track is corresponding with unlocking word
Similarity between feature；
Similarity judging unit 432, for judging that whether similarity is more than the similarity threshold preset；
The match is successful unit 433, if for similarity more than similarity threshold, then the handwriting characteristic of touch track and unblock
The unblock handwriting characteristic that word is corresponding matches.
Further, unit 41 chosen in word, is additionally operable to unlocking the unblock handwriting characteristic that on interface, random display prestores
Corresponding unlocks the some or all of of word.
Further, terminal also includes:
Track acquiring unit 45, in the unlocked state, obtains the word track of user writing；
Word determines unit 46, for determining unblock word from word track；
Characteristics determining unit 47, for extracting the handwriting characteristic unlocking word track corresponding to word as unlocking word pair
The unblock handwriting characteristic answered；
Storage unit 48, for preserving the unblock handwriting characteristic association unlocking word corresponding with unlocking word.
Further, characteristics determining unit 47 includes:
Feature extraction unit 471, for extracting the handwriting characteristic unlocking word track corresponding to word；
Feature updating block 472, unlocks word for updating according to the handwriting characteristic unlocking word track corresponding to word
Corresponding unblock handwriting characteristic.
In a kind of terminal that the present embodiment provides, each unit realizes the process of respective function, specifically refers to earlier figures 2 institute
Showing the description of embodiment, here is omitted.
Knowable to the terminal of above-mentioned Fig. 4 example, in the present embodiment, on the one hand in the unlocked state according to the literary composition of user writing
The unblock handwriting characteristic that word track determines and the unblock word that prestores is corresponding with unlocking word, no matter user is in the mistake using terminal
Journey uses input method to carry out the word of handwriting input, or the word of handwriting input when the system being unlocked mode is arranged,
All having unpredictability, the unblock handwriting characteristic unlocking word corresponding with unlocking word therefore prestored can change at random；
On the other hand, when detecting that user triggers the operation unlocking instruction, the unblock word that on interface, random display prestores is being unlocked,
And obtaining user after the touch track unlocking interface input, it is judged that the handwriting characteristic of touch track is corresponding with unlocking word
Unlock whether handwriting characteristic mates, if coupling, unlock, it is achieved that randomly select unblock word and carry out person's handwriting unblock.By
In unlocking the unblock word of display on interface, there is randomness so that when unlocking, the unblock word of display can not phase every time
With, thus increase the imitation difficulty of user handwriting, effectively enhance the safety in utilization to mobile terminal device.Meanwhile, eventually
End is after identifying the word that the word track currently got is corresponding, if it is determined that wrapped in the unblock word currently prestored
Having contained this word, the handwriting characteristic obtaining this word the most further unlocks between the unblock handwriting characteristic that word is corresponding with deposit
Diversity factor, and if judge diversity factor more than the diversity factor threshold value preset, the most do not update deposited unlock solution corresponding to word
Lock handwriting characteristic such that it is able to prevent other people from revising and unlock the unblock handwriting characteristic that word is corresponding.
Embodiment five:
Referring to Fig. 5, Fig. 5 is a kind of terminal schematic block diagram that the embodiment of the present invention five provides.The present embodiment shown in Fig. 5
In terminal 500 may include that one or more processor 501 (only illustrating in Fig. 5)；One or more input equipments
502 (only illustrating one in Fig. 5), one or more outut devices 503 (only illustrating in Fig. 5), memorizer 504.Above-mentioned place
Reason device 501, input equipment 502, outut device 503 and memorizer 504 are connected by bus 505.Memorizer 504 refers to for storage
Order, processor 501 is for performing the instruction of memorizer 504 storage.
Wherein, input equipment 502 is used for:
Whether detection user triggers the operation unlocking instruction, and testing result is sent to processor 501 processes；
Obtain user and unlocking the touch track of interface input, and the touch track got is sent to processor 501
Process.
Processor 501 is used for:
If the testing result that input equipment 501 sends is to detect that user triggers the operation unlocking instruction, then unlocking boundary
What on face, random display prestored unlocks the unblock word that handwriting characteristic is corresponding；
Judge that the unblock handwriting characteristic that the handwriting characteristic of the touch track that input equipment 501 sends is corresponding with unlocking word is
No coupling；
If the unblock handwriting characteristic that the handwriting characteristic of touch track is corresponding with unlocking word matches, then unlock.
Further, processor 501 is additionally operable to:
Obtain the similarity unlocked between handwriting characteristic that the handwriting characteristic of touch track is corresponding with unlocking word；
Judge that whether similarity is more than the similarity threshold preset；
If similarity is more than similarity threshold, then the unblock person's handwriting that the handwriting characteristic of touch track is corresponding with unlocking word is special
Levy and match.
Further, processor 501 is additionally operable to:
If the testing result that input equipment 501 sends is to detect that user triggers the operation unlocking instruction, then unlocking boundary
What on face, random display prestored unlocks the some or all of of unblock word corresponding to handwriting characteristic.
Further, input equipment 502 is additionally operable to:
In the unlocked state, obtain the word track of user writing, and the word track got is sent to processor
501 process
Further, processor 501 is additionally operable to:
Unblock word is determined from the word track that input equipment 502 sends；
Extract the unblock handwriting characteristic that the handwriting characteristic unlocking word track corresponding to word is corresponding as unlocking word；
The unblock handwriting characteristic association unlocking word corresponding with unlocking word is preserved.
Further, processor 501 is additionally operable to:
Extract the handwriting characteristic unlocking word track corresponding to word；
Update according to the handwriting characteristic unlocking word track corresponding to word and unlock the unblock handwriting characteristic that word is corresponding.
Should be appreciated that in embodiments of the present invention, alleged processor 501 can be CPU (Central
Processing Unit, CPU), this processor can also is that other general processors, digital signal processor (Digital
Signal Processor, DSP), special IC (Application Specific Integrated Circuit,
ASIC), ready-made programmable gate array (Field-Programmable Gate Array, FPGA) or other FPGAs
Device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or this at
Reason device can also be the processor etc. of any routine.
Input equipment 502 can include that Trackpad, fingerprint adopt sensor (for gathering the finger print information of user and fingerprint
Directional information), light sensor (for detecting the intensity of light), mike etc., outut device 503 can include display
(LCD etc.), speaker etc..
This memorizer 504 can include read only memory and random access memory, and to processor 501 provide instruction and
Data.A part for memorizer 504 can also include nonvolatile RAM.Such as, memorizer 504 can also be deposited
The information of storage device type.
In implementing, processor 501 and input equipment 502 described in the embodiment of the present invention can perform the present invention in fact
Execute example one and the implementation described by a kind of unlocking screen method of embodiment two offer, it is possible to perform the embodiment of the present invention three
With the implementation of the terminal described by embodiment four, do not repeat them here.
Those of ordinary skill in the art are it is to be appreciated that combine the list of each example that the embodiments described herein describes
Unit and algorithm steps, it is possible to electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate hardware
With the interchangeability of software, the most generally describe composition and the step of each example according to function.This
A little functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Specially
Industry technical staff can use different methods to realize described function to each specifically should being used for, but this realization is not
It is considered as beyond the scope of this invention.
Those skilled in the art is it can be understood that arrive, for convenience of description and succinctly, and the end of foregoing description
End and the specific works process of unit, be referred to the corresponding process in preceding method embodiment, do not repeat them here.
In several embodiments provided herein, it should be understood that disclosed terminal and method, can be passed through it
Its mode realizes.Such as, device embodiment described above is only schematically, such as, and the division of described unit, only
Being only a kind of logic function to divide, actual can have other dividing mode, the most multiple unit or assembly to tie when realizing
Close or be desirably integrated into another system, or some features can be ignored, or not performing.It addition, shown or discussed phase
Coupling between Hu or direct-coupling or communication connection can be the INDIRECT COUPLING by some interfaces, device or unit or communication
Connect, it is also possible to be electric, machinery or other form connect.
Step in embodiment of the present invention method can carry out order according to actual needs and adjust, merges and delete.
Unit in embodiment of the present invention terminal can merge according to actual needs, divides and delete.
The described unit illustrated as separating component can be or may not be physically separate, shows as unit
The parts shown can be or may not be physical location, i.e. may be located at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize embodiment of the present invention scheme
Purpose.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to be that two or more unit are integrated in a unit.Above-mentioned integrated
Unit both can realize to use the form of hardware, it would however also be possible to employ the form of SFU software functional unit realizes.
If described integrated unit realizes and as independent production marketing or use using the form of SFU software functional unit
Time, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part in other words prior art contributed, or this technical scheme completely or partially can be with the form of software product
Embodying, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server, or the network equipment etc.) performs the complete of method described in each embodiment of the present invention
Portion or part steps.And aforesaid storage medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only
Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store journey
The medium of sequence code.
The above, the only detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art, in the technical scope that the invention discloses, can readily occur in the amendment of various equivalence or replace
Changing, these amendments or replacement all should be contained within protection scope of the present invention.Therefore, protection scope of the present invention should be with right
The protection domain required is as the criterion.
Claims (10)
1. a unlocking screen method, it is characterised in that including:
If detecting, user triggers the operation unlocking instruction, then unlocking the unblock handwriting characteristic pair that on interface, random display prestores
The unblock word answered；
Obtain the touch track that described user inputs at described unblock interface；
Judge whether the unblock handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word mates；
If the unblock handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word matches, then release lock
Fixed.
Method the most according to claim 1, it is characterised in that the handwriting characteristic of the described touch track of described judgement is with described
Whether the unblock handwriting characteristic that unblock word is corresponding mates includes:
Obtain the similarity unlocked between handwriting characteristic that the handwriting characteristic of described touch track is corresponding with described unblock word；
Judge that whether described similarity is more than the similarity threshold preset；
If described similarity is more than described similarity threshold, the handwriting characteristic of the most described touch track is corresponding with described unblock word
Unblock handwriting characteristic match.
Method the most according to claim 1 and 2, it is characterised in that the described solution that random display prestores on unblock interface
The unblock word that lock handwriting characteristic is corresponding includes:
What on unblock interface, random display prestored unlocks the some or all of of unblock word corresponding to handwriting characteristic.
Method the most according to claim 1 and 2, it is characterised in that described method also includes:
In the unlocked state, the word track of described user writing is obtained；
Described unblock word is determined from described word track；
The handwriting characteristic extracting word track corresponding to described unblock word is special as the unblock person's handwriting that described unblock word is corresponding
Levy；
Unblock handwriting characteristic association corresponding with described unblock word for described unblock word is preserved.
Method the most according to claim 4, it is characterised in that the word track that described extraction described unblock word is corresponding
Handwriting characteristic includes as the unblock handwriting characteristic that described unblock word is corresponding:
Extract the handwriting characteristic of word track corresponding to described unblock word；
It is special that handwriting characteristic according to word track corresponding to described unblock word updates unblock person's handwriting corresponding to described unblock word
Levy.
6. a terminal, it is characterised in that including:
Unit chosen in word, if unlocking, for detecting that user triggers, the operation instructed, then on unblock interface, random display is pre-
That deposits unlocks the unblock word that handwriting characteristic is corresponding；
Track acquiring unit, for obtaining the touch track that described user inputs at described unblock interface；
Feature comparing unit, special for judging the unblock person's handwriting that the handwriting characteristic of described touch track is corresponding with described unblock word
Levy and whether mate；
Unlock unit, if the unblock handwriting characteristic that the handwriting characteristic being used for described touch track is corresponding with described unblock word
Match, then unlock.
Terminal the most according to claim 6, it is characterised in that described feature comparing unit includes:
Similarity acquiring unit, for obtaining the unblock person's handwriting that the handwriting characteristic of described touch track is corresponding with described unblock word
Similarity between feature；
Similarity judging unit, for judging that whether described similarity is more than the similarity threshold preset；
The match is successful unit, if for described similarity more than described similarity threshold, the handwriting characteristic of the most described touch track
The unblock handwriting characteristic corresponding with described unblock word matches.
8., according to the terminal described in claim 6 or 7, it is characterised in that unit chosen in described word, it is additionally operable to unlocking interface
What upper random display prestored unlocks the some or all of of unblock word corresponding to handwriting characteristic.
9. according to the terminal described in claim 6 or 7, it is characterised in that described terminal also includes:
Track acquiring unit, in the unlocked state, obtains the word track of described user writing；
Word determines unit, for determining described unblock word from described word track；
Characteristics determining unit, for extracting the handwriting characteristic of word track corresponding to described unblock word as described unblock word
Corresponding unblock handwriting characteristic；
Storage unit, for preserving unblock handwriting characteristic association corresponding with described unblock word for described unblock word.
Terminal the most according to claim 9, it is characterised in that described characteristics determining unit includes:
Feature extraction unit, for extracting the handwriting characteristic of word track corresponding to described unblock word；
Feature updating block, the handwriting characteristic for the word track corresponding according to described unblock word updates described unblock word
Corresponding unblock handwriting characteristic.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610554535.2A CN106203059A (en) | 2016-07-14 | 2016-07-14 | A kind of unlocking screen method and terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554535.2A CN106203059A (en) | 2016-07-14 | 2016-07-14 | A kind of unlocking screen method and terminal |
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| CN201610554535.2A Pending CN106203059A (en) | 2016-07-14 | 2016-07-14 | A kind of unlocking screen method and terminal |
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Cited By (1)
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| CN109543394A (en) * | 2018-11-29 | 2019-03-29 | 深圳市口袋网络科技有限公司 | A kind of function triggering method, system, device and computer readable storage medium |
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Application publication date: 20161207 |