CN105573614B - A kind of unlocking screen method and user terminal - Google Patents
A kind of unlocking screen method and user terminal Download PDFInfo
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- CN105573614B CN105573614B CN201510452082.8A CN201510452082A CN105573614B CN 105573614 B CN105573614 B CN 105573614B CN 201510452082 A CN201510452082 A CN 201510452082A CN 105573614 B CN105573614 B CN 105573614B
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Abstract
The embodiment of the invention discloses a kind of unlocking screen method and user terminals.Wherein, this method comprises: being shot by finger of the camera to currently used person, to obtain fingerprint image；Take the fingerprint characteristic information from the fingerprint image；Identify whether the fingerprint feature information matches with pre-stored preset fingerprint characteristic information；If matching, is unlocked the screen.Implementing the embodiment of the present invention can be improved the efficiency unlocked to user terminal screen.
Description
Technical field
The present invention relates to intelligent terminal technical field more particularly to a kind of unlocking screen method and user terminals.
Background technique
Fingerprint recognition refers to that fast and accurately identity is recognized by fingerprint collecting, analysis and comparison fingerprint characteristic to realize
Card.Currently, illegal user operates user terminal (such as smart phone) wantonly in order to prevent, fingerprint is generally configured on user terminal
Identifier is locked for carrying out fingerprint to user terminal screen to identify user identity.The wider Fingerprint Identification Unit of current application
Predominantly push type Fingerprint Identification Unit, in general, push type Fingerprint Identification Unit is integrated in above home key by designer, or design
In one piece of metal fingerprint ring region at the casing back side.User only needs gently to place finger on home key or metal fingerprint ring
On region, as soon as pressing time finger, which can acquire the finger print information of user.
It finds, often case occur that in daily life if user is for a long time in fingerprint collecting area in practice
Domain carries out pressing operation, it will causes the fingerprint collecting region to be worn, and then leads to fingerprint sensor accuracy decline, acquires
Finger print information it is not comprehensive, user needs repeatedly to carry out pressing operation when could be unlocked to user terminal, this can reduce conjunction
The efficiency that method user to user terminal screen is unlocked.
Summary of the invention
The embodiment of the invention provides a kind of unlocking screen method and user terminals, can be improved to user terminal screen solution
The efficiency of lock.
First aspect of the embodiment of the present invention discloses a kind of unlocking screen method, comprising:
It is shot by finger of the camera to currently used person, to obtain fingerprint image；
Take the fingerprint characteristic information from the fingerprint image；
Identify whether the fingerprint feature information matches with pre-stored preset fingerprint characteristic information；
If matching, is unlocked the screen.
Second aspect of the embodiment of the present invention discloses a kind of user terminal, comprising:
Shooting unit, for being shot by finger of the camera to currently used person, to obtain fingerprint image；
Extraction unit, for the characteristic information that takes the fingerprint from the fingerprint image；
Recognition unit, for identification the fingerprint feature information and pre-stored preset fingerprint characteristic information whether
Match；
Unlocking unit, for identifying that the fingerprint feature information and pre-stored preset fingerprint are special when the recognition unit
When levying information matches, the screen is unlocked.
In the embodiment of the present invention, user terminal is shot by finger of the camera to currently used person, to be referred to
Print image, further, take the fingerprint characteristic information from fingerprint image, and identify fingerprint feature information with it is pre-stored pre-
If whether fingerprint feature information matches, if matching, is unlocked screen.Through the embodiment of the present invention, when user is switched on,
User terminal is shot by finger of the camera to currently used person, and extracts the letter of the fingerprint characteristic in fingerprint image
Breath, when identifying that fingerprint feature information is matched with pre-stored preset fingerprint characteristic information, so that it may to user terminal screen
It is unlocked, without legitimate user's multi-pass operation, so as to improve the efficiency to user terminal screen unlock.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of flow diagram of unlocking screen method disclosed by the embodiments of the present invention；
Fig. 2 is the flow diagram of another unlocking screen method disclosed by the embodiments of the present invention；
Fig. 3 is the flow diagram of another unlocking screen method disclosed by the embodiments of the present invention；
Fig. 4 is the flow diagram of another unlocking screen method disclosed by the embodiments of the present invention；
Fig. 5 is a kind of structural schematic diagram of user terminal disclosed by the embodiments of the present invention；
Fig. 6 is the structural schematic diagram of another user terminal disclosed by the embodiments of the present invention；
Fig. 7 is the structural schematic diagram of another user terminal disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of unlocking screen method and user terminals, can be improved to user terminal screen
The efficiency of unlock.It is described in detail separately below.
In the embodiment of the present invention, user terminal can include but is not limited to smart phone, laptop, personal computer
(Personal Computer, PC), personal digital assistant (Personal Digital Assistant, PDA), mobile interchange
Net equipment (Mobile Internet Device, MID), intelligent wearable device (such as smartwatch, Intelligent bracelet) all kinds of use
Family terminal.Wherein, the operating system of the user terminal may include but be not limited to Android operation system, IOS operating system,
Symbian (Saipan) operating system, Black Berry (blackberry, blueberry) operating system, Windows Phone8 operating system etc., this
Inventive embodiments are without limitation.
Referring to Figure 1, Fig. 1 is a kind of flow diagram of unlocking screen method disclosed by the embodiments of the present invention.Such as Fig. 1 institute
Show, this method may comprise steps of.
S101, it is shot by finger of the camera to currently used person, to obtain fingerprint image.
In the embodiment of the present invention, when the power supply mechanical key on user's operation user terminal triggers booting, user is whole
End can automatically turn on camera, meanwhile, recognition unit is opened, alternatively, when the user terminal is switched on, user's operation user terminal
Screen (such as: any position of user's click user terminal screen) and recognition unit unlatching is triggered, meanwhile, camera is opened,
The embodiment of the present invention is not construed as limiting.
In the embodiment of the present invention, after camera unlatching, user terminal can be by camera to the hand of currently used person
Fingering row shooting, to obtain fingerprint image.
Specifically, user can stretch out some finger and be placed on adopting for camera after user terminal opens camera
Collect region, user terminal is shot using the finger that camera stretches out currently used person, to obtain the fingerprint image of the finger
Picture.Wherein, which is the user that user terminal is being currently used.
As an alternative embodiment, after user terminal opens camera, if user stretches out multiple fingers
It is placed on the pickup area of camera, at this point, user terminal can measure each finger stretched out by built-in range sensor
At a distance from camera, and will be apart from the smallest finger as target finger, further, user terminal is using camera to working as
The target finger that preceding user stretches out is shot, to obtain the fingerprint image of the target finger.
S102, take the fingerprint characteristic information from fingerprint image.
In the embodiment of the present invention, after user terminal obtains fingerprint image, user terminal can be further from fingerprint image
In take the fingerprint characteristic information.
Specifically, user terminal can be handled fingerprint image, comprising: finger-print region detects, picture quality judges,
Directional diagram and Frequency Estimation, image enhancement, Fingerprint Image Binarization and refinement etc., further, determination refers to from fingerprint image
The bifurcated of line lines terminates or the fingerprint feature informations such as the coordinate position at the place that loops.
Whether S103, identification fingerprint feature information match with pre-stored preset fingerprint characteristic information, if so, executing step
Rapid S104, if it is not, terminating this process.
In the embodiment of the present invention, user stores a preset fingerprint characteristic information on the subscriber terminal in advance, this is default
Fingerprint feature information is that user terminal is gathered in advance and presupposed information of user identity for identification.When user terminal extracts
Out after fingerprint feature information, user terminal can identify that fingerprint feature information is with pre-stored preset fingerprint characteristic information
No matching is to identify the identity of currently used person.
Specifically, user terminal can be by the fingerprint feature information extracted and pre-stored preset fingerprint characteristic information
It compares one by one, determines the matching degree of the fingerprint feature information and pre-stored preset fingerprint characteristic information that extract, work as matching
When degree is greater than preset threshold (such as 80%), user terminal can determine the fingerprint feature information that extracts with it is pre-stored pre-
If fingerprint feature information matches, otherwise, mismatch.
As an alternative embodiment, when user stores multiple preset fingerprint feature letters on the subscriber terminal in advance
When breath, after user terminal extracts fingerprint feature information, user terminal may determine that multiple preset fingerprint characteristic information
In with the presence or absence of with the matched preset fingerprint characteristic information of fingerprint feature information that extracts, and if it exists, then user terminal can be with
Determine that currently used person is legitimate user.
S104, screen is unlocked.
In the embodiment of the present invention, when user terminal identification fingerprint feature information and pre-stored preset fingerprint characteristic information
When matching, user terminal can determine that currently used person is legitimate user, at this point, user terminal can be unlocked screen.
In the embodiment of the present invention, user is not needed in fingerprint collecting region (the metal fingerprint ring of such as home key, the casing back side
Region) on carry out pressing operation and fingerprints trace, cause the finger print information of user to leak, user only needs to thrust out one's fingers,
User terminal by finger of the camera to currently used person can shoot obtaining fingerprint feature information, in this way, just
The probability of finger print information leakage can be reduced, meanwhile, user does not need repeatedly to press because of fingerprint collecting regions wear, so as to
To improve the efficiency unlocked to user terminal screen.
In the method flow described in Fig. 1, user terminal is shot by finger of the camera to currently used person,
To obtain fingerprint image, further, take the fingerprint characteristic information from fingerprint image, and identify fingerprint feature information and in advance
Whether the preset fingerprint characteristic information of storage matches, if matching, is unlocked screen.Through the embodiment of the present invention, when with
When family is switched on, user terminal is shot by finger of the camera to currently used person, and extracts the finger in fingerprint image
Line characteristic information, when identifying that fingerprint feature information is matched with pre-stored preset fingerprint characteristic information, so that it may to user
Terminal screen is unlocked, without legitimate user's multi-pass operation, so as to improve the effect to user terminal screen unlock
Rate.
Fig. 2 is referred to, Fig. 2 is the flow diagram of another unlocking screen method disclosed by the embodiments of the present invention.Such as Fig. 2
Shown, this method may comprise steps of.
S201, user terminal are shot by finger of the camera to currently used person, to obtain fingerprint image.
S202, user terminal take the fingerprint characteristic information from fingerprint image.
Whether S203, user terminal identification fingerprint feature information match with pre-stored preset fingerprint characteristic information, if
It is to execute step S204, if it is not, executing step S205~S207.
S204, user terminal are unlocked screen.
S205, user terminal export the first prompt information.
In the embodiment of the present invention, after user terminal opens camera, currently used person may have forgotten preparatory progress
Which finger fingerprint collecting is, then, currently used person just at will stretches out a finger, in this way, the finger that camera takes
Print image may not be the fingerprint image of that corresponding finger of preparatory acquisition finger print information, and at this moment, user terminal may
Identify fingerprint feature information and the pre-stored unmatched situation of preset fingerprint characteristic information.In response to this, user
Terminal can export the first prompt information, and first prompt information is for prompting currently used person to replace finger to be captured.
S206, user terminal shoot the finger after currently used person replacement by camera, after being replaced
Fingerprint image, and from the fingerprint image after replacement extract replacement after fingerprint feature information.
In the embodiment of the present invention, after user terminal exports the first prompt information, currently used person can be replaced wait clap
The finger taken the photograph, such user terminal can shoot the finger after currently used person replacement by camera, to obtain
Fingerprint image after replacement, and the fingerprint feature information after extracting replacement in the fingerprint image after replacement.
Whether fingerprint feature information and pre-stored preset fingerprint characteristic information after S207, user terminal identification replacement
Matching, if so, step S204 is executed, if it is not, executing step S208.
In the embodiment of the present invention, user terminal is after the fingerprint feature information after being replaced, and further, user is whole
End can again identify that the fingerprint feature information after replacement is determined with whether pre-stored preset fingerprint characteristic information matches
The identity of currently used person.
S208, user terminal count the replacement number that currently used person replaces finger to be captured.
Fingerprint feature information and pre-stored preset fingerprint in the embodiment of the present invention, after user terminal, which identifies, to be replaced
When characteristic information mismatches, user terminal can count the replacement number that currently used person replaces finger to be captured, such as: 1
It is secondary, 2 times, it is 3 inferior.
S209, user terminal judge to replace whether number is greater than preset times, if so, step S210 is executed, if it is not, returning
Continue to execute step S205.
In the embodiment of the present invention, a preset times can be arranged in user on the subscriber terminal in advance, such as: 3 times.When with
Family terminal counts on after the replacement number that currently used person replaces finger to be captured, and user terminal judges whether replace number
Greater than preset times, if so, showing that the number of currently used person's replacement finger is relatively more, at this point, in order to reduce camera always
It opens and bring power consumption, user terminal can close camera, if it is not, showing that currently used person replaces the number of finger and compares
It is few, at this point, user terminal can continue to output the first prompt information, user is prompted to replace finger, user terminal continues to replacement
Finger afterwards is shot, and identify replacement after fingerprint feature information and pre-stored preset fingerprint characteristic information whether
Match, if matching, is unlocked screen.
S210, user terminal close camera.
In the method flow described in Fig. 2, when user terminal identification fingerprint feature information and pre-stored default finger
When line characteristic information mismatches, user terminal can export the first prompt information, to be captured to prompt currently used person to replace
Finger, further, the finger after user terminal replaces currently used person by camera are shot, after being replaced
Fingerprint image, and from the fingerprint image after replacement extract replacement after fingerprint feature information, when identify replacement after fingerprint
When characteristic information is matched with pre-stored preset fingerprint characteristic information, screen is unlocked, fingerprint after identifying replacement
When characteristic information and pre-stored preset fingerprint characteristic information mismatch, it is to be captured that user terminal counts currently used person's replacement
Finger replacement number, if user terminal judgement replacement number be greater than preset times, camera is closed, if user terminal is sentenced
Disconnected replacement number is not more than preset times, then user terminal can continue that user is prompted to replace finger to be captured further to know
Other fingerprint feature information.Through the embodiment of the present invention, if user have forgotten in advance acquisition preset fingerprint characteristic information it is corresponding
Finger, then user terminal can repeatedly replace the chance of finger to be captured to user, meanwhile, in order to reduce the function of camera unlatching
Consumption, user terminal can further limit the number of replacement, so as to improve the efficiency that legitimate user is unlocked screen,
Meanwhile it can reduce the power consumption of camera unlatching.
Fig. 3 is referred to, Fig. 3 is the flow diagram of another unlocking screen method disclosed by the embodiments of the present invention.Such as Fig. 3
Shown, this method may comprise steps of.
S301, user terminal are shot by finger of the camera to currently used person, to obtain fingerprint image.
S302, user terminal take the fingerprint characteristic information from fingerprint image.
Whether S303, user terminal identification fingerprint feature information match with pre-stored preset fingerprint characteristic information, if
It is to execute step S304, if it is not, executing step S305.
S304, user terminal are unlocked screen.
S305, user terminal close camera.
In the embodiment of the present invention, when user terminal by recognition unit identify fingerprint image carry finger print information and in advance
When the preset fingerprint information of storage mismatches, user terminal can close camera, be opened and bring function with reducing camera
Consumption.
S306, user terminal output include the information input interface to be verified of the second prompt information.
In the embodiment of the present invention, the various ways being unlocked to screen can be arranged in user on the subscriber terminal in advance,
Such as: unlocked by fingerprint, information unlock to be verified, face unlock etc., the embodiment of the present invention is not construed as limiting.User terminal is taken the photograph in closing
As after head, user terminal can prompt currently used person to be unlocked by other means to screen.
In the embodiment of the present invention, user terminal output includes the information input interface to be verified of the second prompt information, this
Two prompt informations are for prompting currently used person to input information to be verified.Wherein, which can be password to be verified,
Alternatively, the information to be verified can be image to be verified, the embodiment of the present invention is not construed as limiting.
It should be noted that step S305 and step S306 may be performed simultaneously, step S305 can also be first carried out and held again
Row step S306.
S307, user terminal verifying are preset in the information to be verified that information input interface to be verified inputs with pre-set
Whether verification information is consistent, if so, step S304 is executed, if it is not, terminating this process.
In the embodiment of the present invention, which can be default verifying password, alternatively, the default verification information can
Think that default authentication image, the embodiment of the present invention are not construed as limiting.
In the embodiment of the present invention, if the information input interface to be verified that user terminal output includes the second prompt information is used
Password to be verified is inputted in the information input interface to be verified in prompt user, at this point, will to verify this to be verified for user terminal
Whether password and pre-set default verifying password are consistent, if unanimously, showing that currently used person is legitimate user, user terminal
Screen will be unlocked.If user terminal output includes the information input interface to be verified of the second prompt information for mentioning
Show that user inputs image to be verified in the information input interface to be verified, at this point, user terminal will verify the image to be verified
It is whether consistent with pre-set default authentication image, if unanimously, showing that currently used person is legitimate user, user terminal will
Screen is unlocked.
In the method flow described in Fig. 3, when user terminal identification fingerprint feature information and pre-stored default finger
When line characteristic information mismatches, user terminal can close camera, and export the information to be verified including the second prompt information
Input interface, when the information to be verified and pre-set default verification information one that verifying is inputted in information input interface to be verified
When cause, user terminal is just unlocked screen.Through the embodiment of the present invention, user terminal can be in identification fingerprint feature information
When mismatching with pre-stored preset fingerprint characteristic information, user is prompted to pass through input information to be verified to verify identity, when
When user terminal verifying information to be verified passes through, user terminal can be unlocked screen, so as to improve legal use
The efficiency that family is unlocked user terminal screen.
Fig. 4 is referred to, Fig. 4 is the flow diagram of another unlocking screen method disclosed by the embodiments of the present invention.Such as Fig. 4
Shown, this method may comprise steps of.
S401, user terminal are shot by finger of the camera to currently used person, to obtain fingerprint image.
S402, user terminal take the fingerprint characteristic information from fingerprint image.
Whether S403, user terminal identification fingerprint feature information match with pre-stored preset fingerprint characteristic information, if
It is to execute step S404, if it is not, executing step S405.
S404, user terminal are unlocked screen.
S405, user terminal are shot by face of the camera to currently used person, to obtain facial image.
In the embodiment of the present invention, the various ways being unlocked to screen can be arranged in user on the subscriber terminal in advance,
Such as: unlocked by fingerprint, information unlock to be verified, face unlock etc., the embodiment of the present invention is not construed as limiting.
In the embodiment of the present invention, when user terminal identification fingerprint feature information and pre-stored preset fingerprint characteristic information
When mismatch, user terminal can be shot by face of the camera to currently used person, to obtain facial image.
Whether S406, user terminal identification facial image match with pre-stored default facial image, if so, executing step
Rapid S404, if it is not, terminating this process.
In the embodiment of the present invention, user stores default facial image on the subscriber terminal in advance, the default facial image
For the facial image of legitimate user gathered in advance.
In the embodiment of the present invention, user terminal after obtaining facial image, user terminal can identify facial image with
Whether pre-stored default facial image matches, if matching, shows that currently used person is legitimate user, at this point, user is whole
End can be unlocked screen.
In the method flow described in Fig. 4, when user terminal identification fingerprint feature information and pre-stored default finger
When line characteristic information mismatches, user terminal can be shot by face of the camera to currently used person, to obtain people
Whether face image, further, identification facial image match with pre-stored default facial image, if matching, user is whole
End can be unlocked screen, and through the embodiment of the present invention, user terminal can identify fingerprint feature information and deposit in advance
When the preset fingerprint characteristic information of storage mismatches, identity further is verified by identifying the facial image of currently used person, when
When being identified by, user terminal can be unlocked screen, be unlocked to screen so as to improving legitimate user
Efficiency.
The following is an embodiment of the apparatus of the present invention, and apparatus of the present invention embodiment is used to execute the side in embodiment of the present invention method
Method, for ease of description, only parts related to embodiments of the present invention are shown, disclosed by specific technical details, please refers to
Above method embodiment of the present invention.
Fig. 5 is referred to, Fig. 5 is a kind of structural schematic diagram of user terminal disclosed by the embodiments of the present invention, as shown in figure 5,
The user terminal 500 may include: shooting unit 501, extraction unit 502, recognition unit 503 and unlocking unit 504,
In:
Shooting unit 501, for being shot by finger of the camera to currently used person, to obtain fingerprint image.
In the embodiment of the present invention, when the power supply mechanical key on user's operation user terminal triggers booting, user is whole
End can automatically turn on camera, meanwhile, recognition unit 503 is opened, alternatively, when the user terminal is switched on, user's operation user
Terminal screen (such as: any position of user's click user terminal screen) and the unlatching of recognition unit 503 is triggered, meanwhile, it opens
Camera, the embodiment of the present invention are not construed as limiting.
Specifically, user can stretch out some finger and be placed on adopting for camera after user terminal opens camera
Collect region, shooting unit 501 is shot using the finger that camera stretches out currently used person, to obtain the fingerprint of the finger
Image.Wherein, which is the user that user terminal is being currently used.
Extraction unit 502, for the characteristic information that takes the fingerprint from fingerprint image.
In the embodiment of the present invention, after shooting unit 501 obtains fingerprint image, extraction unit 502 can be further from finger
Take the fingerprint characteristic information in print image.
Specifically, extraction unit 502 can be handled fingerprint image, comprising: finger-print region detection, picture quality are sentenced
Disconnected, directional diagram and Frequency Estimation, image enhancement, Fingerprint Image Binarization and refinement etc. are further determined from fingerprint image
The bifurcated of fingerprint lines terminates or the fingerprint feature informations such as the coordinate position at the place that loops.
Recognition unit 503, whether fingerprint feature information matches with pre-stored preset fingerprint characteristic information for identification.
In the embodiment of the present invention, user stores a preset fingerprint characteristic information on the subscriber terminal in advance, this is default
Fingerprint feature information is that user terminal is gathered in advance and presupposed information of user identity for identification.When extraction unit 502
After extracting fingerprint feature information, recognition unit 503 can identify that fingerprint feature information and pre-stored preset fingerprint are special
Whether reference breath matches to identify to the identity of currently used person.
Specifically, recognition unit 503 can be by the fingerprint feature information extracted and pre-stored preset fingerprint feature
Information compares one by one, determines the matching degree of the fingerprint feature information and pre-stored preset fingerprint characteristic information that extract, when
When match degree is greater than the preset threshold (such as 80%), recognition unit 503 can determine the fingerprint feature information that extracts and in advance
The preset fingerprint characteristic information of storage matches, and otherwise, mismatches.
Unlocking unit 504, for identifying fingerprint feature information and pre-stored preset fingerprint feature when recognition unit 503
When information matches, screen is unlocked.
In the embodiment of the present invention, when recognition unit 503 identifies fingerprint feature information and pre-stored preset fingerprint feature
When information matches, user terminal can determine currently used person be legitimate user, at this point, unlocking unit 504 can to screen into
Row unlock.
As an alternative embodiment,
Above-mentioned shooting unit 501 is also used to identify fingerprint feature information and pre-stored default finger when recognition unit 503
When line characteristic information mismatches, shot by face of the camera to currently used person, to obtain facial image.
In the embodiment of the present invention, the various ways being unlocked to screen can be arranged in user on the subscriber terminal in advance,
Such as: unlocked by fingerprint, information unlock to be verified, face unlock etc., the embodiment of the present invention is not construed as limiting.
In the embodiment of the present invention, when recognition unit 503 identifies fingerprint feature information and pre-stored preset fingerprint feature
When information mismatches, shooting unit 501 can be shot by face of the camera to currently used person, to obtain face figure
Picture.
Above-mentioned recognition unit 503, is also used to identify whether facial image matches with pre-stored default facial image.
In the embodiment of the present invention, user stores default facial image on the subscriber terminal in advance, the default facial image
For the facial image of legitimate user gathered in advance.
In the embodiment of the present invention, for shooting unit 501 after obtaining facial image, recognition unit 503 can identify face
Whether image matches with pre-stored default facial image, if matching, shows that currently used person is legitimate user, at this point,
Unlocking unit 504 can be unlocked screen.
Above-mentioned unlocking unit 504 is also used to identify facial image and pre-stored default face figure when recognition unit 503
When as matching, screen is unlocked.
Fig. 6 is referred to, Fig. 6 is the structural schematic diagram of another user terminal disclosed by the embodiments of the present invention, wherein Fig. 6
Shown in user terminal be to advanced optimize on the basis of user terminal shown in Fig. 5, it is whole with user shown in fig. 5
End is compared, and user terminal shown in fig. 6 can also include: other than including all units of user terminal shown in fig. 5
First output unit 505, for identifying fingerprint feature information and pre-stored preset fingerprint when recognition unit 503
When characteristic information mismatches, the first prompt information is exported, the first prompt information is to be captured for prompting currently used person to replace
Finger.
In the embodiment of the present invention, after opening camera, currently used person may have forgotten carries out fingerprint collecting in advance
Be which finger, then, currently used person just at will stretch out a finger, in this way, the fingerprint image that shooting unit 501 takes
Fingerprint image as that may not be that corresponding finger of preparatory acquisition finger print information, at this moment, recognition unit 503 may be known
It is clipped to fingerprint feature information and the pre-stored unmatched situation of preset fingerprint characteristic information.In response to this, first is defeated
Unit 505 can export the first prompt information out, and first prompt information is for prompting currently used person to replace hand to be captured
Refer to.
Above-mentioned shooting unit 501 is also used to shoot the finger after currently used person replacement by camera, to obtain
Fingerprint image after must replacing.
In the embodiment of the present invention, after the first output unit 505 exports the first prompt information, currently used person can be more
Finger to be captured is changed, such shooting unit 501 can clap the finger after currently used person replacement using camera
It takes the photograph, and the fingerprint image after being replaced.
Said extracted unit 502, the fingerprint feature information being also used to after extracting replacement in the fingerprint image after replacement.
Above-mentioned recognition unit 503, the fingerprint feature information and pre-stored preset fingerprint after being also used to identify replacement are special
Whether reference breath matches.
In the embodiment of the present invention, shooting unit 501 is after the fingerprint image after being replaced, and further, identification is single
Member 503 can again identify that whether fingerprint feature information and pre-stored preset fingerprint characteristic information after replacement match to come really
The identity of settled preceding user.
Above-mentioned unlocking unit 504 is also used to identify fingerprint feature information after replacement when recognition unit 503 and be stored in advance
Preset fingerprint characteristic information matching when, screen is unlocked.
As an alternative embodiment, user terminal 500 shown in fig. 6 can also include:
Statistic unit 506, for identifying that fingerprint feature information after replacement is preset with pre-stored when recognition unit 503
When fingerprint feature information mismatches, the replacement number that currently used person replaces finger to be captured is counted.
In the embodiment of the present invention, fingerprint feature information after recognition unit 503, which identifies, to be replaced is preset with pre-stored
After fingerprint feature information mismatches, statistic unit 506 can count the replacement time that currently used person replaces finger to be captured
Number, such as: 1 time, 2 times, it is 3 inferior.
Judging unit 507 replaces whether number is greater than preset times for judging.
In the embodiment of the present invention, a preset times can be arranged in user on the subscriber terminal in advance, such as: 3 times.Work as system
Meter unit 506 counts on after the replacement number that currently used person replaces finger to be captured, the judgement replacement time of judging unit 507
Whether number is greater than preset times, if so, showing that the number of currently used person's replacement finger is relatively more, at this point, in order to reduce camera shooting
First direct-open and bring power consumption, the first closing unit 508 can close camera, if it is not, showing currently used person replacement
The number of finger is fewer, at this point, the first output unit 505 can continue to output the first prompt information, prompts user more hand-off
Refer to, shooting unit 501 continues to shoot the finger after replacement, the fingerprint feature information after the identification replacement of recognition unit 503
Whether matched with pre-stored preset fingerprint characteristic information, if matching, unlocking unit 504 are unlocked screen.
First closing unit 508, for closing camera shooting when judging unit 507 judges that replacement number is greater than preset times
Head.
Fig. 7 is referred to, Fig. 7 is the structural schematic diagram of another user terminal disclosed by the embodiments of the present invention, wherein Fig. 7
Shown in user terminal be to advanced optimize on the basis of user terminal shown in Fig. 5, it is whole with user shown in fig. 5
End is compared, and user terminal shown in Fig. 7 can also include: other than including all units of user terminal shown in fig. 5
Second closing unit 509, for identifying fingerprint feature information and pre-stored preset fingerprint when recognition unit 503
When characteristic information mismatches, camera is closed.
In the embodiment of the present invention, when recognition unit 503 identifies fingerprint feature information and pre-stored preset fingerprint feature
When information mismatches, the second closing unit 509 can close camera, be opened and bring power consumption with reducing camera.
Second output unit 510, for exporting the information input interface to be verified including the second prompt information, the second prompt
Information is for prompting currently used person to input information to be verified.
In the embodiment of the present invention, the various ways being unlocked to screen can be arranged in user on the subscriber terminal in advance,
Such as: unlocked by fingerprint, information unlock to be verified, face unlock etc., the embodiment of the present invention is not construed as limiting.Second closing unit 509
After closing camera, user terminal can prompt currently used person to be unlocked by other means to screen.
In the embodiment of the present invention, the output of the second output unit 510 includes information input circle to be verified of the second prompt information
Face, second prompt information is for prompting currently used person to input information to be verified.Wherein, which can be to be tested
Password is demonstrate,proved, alternatively, the information to be verified can be image to be verified, the embodiment of the present invention is not construed as limiting.
Authentication unit 511, for verify information input interface to be verified input information to be verified with it is pre-set
Whether default verification information is consistent.
In the embodiment of the present invention, which can be default verifying password, alternatively, the default verification information can
Think that default authentication image, the embodiment of the present invention are not construed as limiting.
In the embodiment of the present invention, if to be verified information of the second output unit 510 output including the second prompt information is defeated
Enter interface for prompting user to input password to be verified in the information input interface to be verified, at this point, authentication unit 511 will be tested
It demonstrate,proves the password to be verified and whether pre-set default verifying password is consistent, if unanimously, showing that currently used person is legal use
Family, unlocking unit 504 will be unlocked screen.If the second output unit 510 output include the second prompt information to
Verification information input interface is for prompting user to input image to be verified in the information input interface to be verified, at this point, verifying is single
Member 511 will verify the image to be verified and whether pre-set default authentication image is consistent, if unanimously, showing currently used
Person is legitimate user, and unlocking unit 504 will be unlocked screen.
Above-mentioned unlocking unit 504, be also used to when authentication unit 511 verifying inputted in information input interface to be verified it is to be tested
Demonstrate,prove information it is consistent with pre-set default verification information when, screen is unlocked.
In the user terminal 500 described in Fig. 5~Fig. 7, shooting unit 501 is by camera to the hand of currently used person
The shooting of fingering row, to obtain fingerprint image, further, extraction unit 502 takes the fingerprint characteristic information from fingerprint image, knows
Other unit 503 identifies whether fingerprint feature information matches with pre-stored preset fingerprint characteristic information, if matching, unlocks list
First 504 pairs of screens are unlocked.Through the embodiment of the present invention, when user is switched on, shooting unit 501 is by camera to current
The finger of user is shot, and extraction unit 502 extracts the fingerprint feature information in fingerprint image, when recognition unit 503
When identification fingerprint feature information is matched with pre-stored preset fingerprint characteristic information, unlocking unit 504 can be to user's end
End screen is unlocked, without legitimate user's multi-pass operation, so as to improve the efficiency to user terminal screen unlock.
It should be noted that for simple description, therefore, it is stated as a systems for each embodiment of the method above-mentioned
The combination of actions of column, but those skilled in the art should understand that, the application is not limited by the described action sequence, because
For according to the application, certain some step be can be performed in other orders or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, related movement and unit not necessarily this Shen
It please be necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodiment
Part, reference can be made to the related descriptions of other embodiments.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (10)
1. a kind of unlocking screen method characterized by comprising
It is shot by finger of the camera to currently used person, to obtain fingerprint image, is specifically included: if detecting described
Currently used person stretches out the pickup area that multiple fingers are placed on camera, then is stretched out by built-in range sensor measurement every
A finger will obtain the finger of the target finger apart from the smallest finger as target finger at a distance from the camera
Print image；
Take the fingerprint characteristic information from the fingerprint image；
Identify whether the fingerprint feature information matches with pre-stored preset fingerprint characteristic information；
If matching, is unlocked screen.
2. the method according to claim 1, wherein the method also includes:
When identifying that the fingerprint feature information and pre-stored preset fingerprint characteristic information mismatch, output the first prompt letter
Breath, first prompt information is for prompting currently used person to replace finger to be captured；
The finger after currently used person replacement is shot by the camera, with the fingerprint image after being replaced, and
Fingerprint feature information after extracting replacement in the fingerprint image after the replacement；
Whether the fingerprint feature information after identifying the replacement matches with the pre-stored preset fingerprint characteristic information；
If matching, is unlocked the screen.
3. according to the method described in claim 2, it is characterized in that, the method also includes:
When identifying that the fingerprint feature information after the replacement and the pre-stored preset fingerprint characteristic information mismatch, system
Count the replacement number that currently used person replaces finger to be captured；
Judge whether the replacement number is greater than preset times；
If so, closing the camera.
4. the method according to claim 1, wherein the method also includes:
When identifying that the fingerprint feature information and pre-stored preset fingerprint characteristic information mismatch, the camera shooting is closed
Head；
Output includes the information input interface to be verified of the second prompt information, and second prompt information is currently used for prompting
Person inputs information to be verified；
Verify the information to be verified of the information input interface to be verified input and pre-set default verification information whether
Unanimously；
If consistent, the screen is unlocked.
5. the method according to claim 1, wherein the method also includes:
When identifying that the fingerprint feature information and pre-stored preset fingerprint characteristic information mismatch, pass through the camera
The face of currently used person is shot, to obtain facial image；
Identify whether the facial image matches with pre-stored default facial image；
If matching, is unlocked the screen.
6. a kind of user terminal characterized by comprising
Shooting unit is specific to wrap to obtain fingerprint image for being shot by finger of the camera to currently used person
Include: if detecting, the currently used person stretches out the pickup area that multiple fingers are placed on camera, is passed by built-in distance
Each finger that sensor measurement is stretched out will obtain at a distance from the camera apart from the smallest finger as target finger
The fingerprint image of the target finger；
Extraction unit, for the characteristic information that takes the fingerprint from the fingerprint image；
Recognition unit, whether the fingerprint feature information matches with pre-stored preset fingerprint characteristic information for identification；
Unlocking unit, for identifying that the fingerprint feature information and pre-stored preset fingerprint feature are believed when the recognition unit
When breath matching, screen is unlocked.
7. user terminal according to claim 6, which is characterized in that the user terminal further include:
First output unit, for identifying that the fingerprint feature information and pre-stored preset fingerprint are special when the recognition unit
When reference breath mismatches, the first prompt information is exported, first prompt information is to be captured for prompting currently used person's replacement
Finger；
The shooting unit is also used to shoot the finger after currently used person replacement by the camera, to obtain
Fingerprint image after replacement；
The extraction unit, the fingerprint feature information being also used to after extracting replacement in the fingerprint image after the replacement；
The recognition unit, the fingerprint feature information and the pre-stored preset fingerprint after being also used to identify the replacement are special
Whether reference breath matches；
The unlocking unit, be also used to the fingerprint feature information after recognition unit identifies the replacement with it is pre-stored
When the preset fingerprint characteristic information matches, the screen is unlocked.
8. user terminal according to claim 7, which is characterized in that the user terminal further include:
Statistic unit, for after the recognition unit identifies the replacement fingerprint feature information with it is pre-stored described pre-
If fingerprint feature information mismatches, the replacement number that currently used person replaces finger to be captured is counted；
Judging unit, for judging whether the replacement number is greater than preset times；
First closing unit, for being taken the photograph described in closing when the judging unit judges that the replacement number is greater than preset times
As head.
9. user terminal according to claim 6, which is characterized in that the user terminal further include:
Second closing unit, for identifying that the fingerprint feature information and pre-stored preset fingerprint are special when the recognition unit
When reference breath mismatches, the camera is closed；
Second output unit, for exporting the information input interface to be verified including the second prompt information, the second prompt letter
Breath is for prompting currently used person to input information to be verified；
Authentication unit is preset for verifying the information to be verified inputted in the information input interface to be verified with pre-set
Whether verification information is consistent；
The unlocking unit is also used to when authentication unit verifying is in the to be verified of the information input interface input to be verified
When information is consistent with pre-set default verification information, the screen is unlocked.
10. user terminal according to claim 6, which is characterized in that
The shooting unit is also used to identify the fingerprint feature information and pre-stored preset fingerprint when the recognition unit
When characteristic information mismatches, shot by face of the camera to currently used person, to obtain facial image；
The recognition unit, is also used to identify whether the facial image matches with pre-stored default facial image；
The unlocking unit is also used to identify the facial image and pre-stored default facial image when the recognition unit
When matching, the screen is unlocked.
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| CN106022066B (en) * | 2016-05-30 | 2019-04-23 | Oppo广东移动通信有限公司 | A kind of unlocking method and terminal of terminal |
| CN106055957B (en) * | 2016-05-31 | 2019-03-15 | Oppo广东移动通信有限公司 | A kind of method and terminal of unlocked by fingerprint |
| CN106503515A (en) * | 2016-09-28 | 2017-03-15 | 维沃移动通信有限公司 | A kind of fingerprint decryption method and mobile terminal |
| CN108345824A (en) * | 2017-01-24 | 2018-07-31 | 创智能科技股份有限公司 | Fingerprint authentication method and electronic device |
| CN115758297A (en) * | 2017-05-25 | 2023-03-07 | 创新先进技术有限公司 | Verification method and device |
| CN107895109B (en) * | 2017-11-27 | 2020-06-23 | 维沃移动通信有限公司 | Mobile terminal unlocking method and mobile terminal |
| CN108566485A (en) * | 2018-03-21 | 2018-09-21 | 努比亚技术有限公司 | A kind of unlocking method, terminal and computer readable storage medium |
| CN108509884B (en) * | 2018-03-26 | 2020-06-19 | 维沃移动通信有限公司 | Unlocking method and mobile terminal |
| CN108594942A (en) * | 2018-04-25 | 2018-09-28 | 维沃移动通信有限公司 | A kind of personal identification method and mobile terminal |
| CN109032475B (en) * | 2018-07-10 | 2020-10-09 | Oppo广东移动通信有限公司 | Device control method, device, storage medium and electronic device |
| CN110795012A (en) * | 2019-10-31 | 2020-02-14 | 华为技术有限公司 | Control method of electronic device, and computer-readable storage medium |
| CN110838196B (en) * | 2019-11-11 | 2020-12-15 | 珠海格力电器股份有限公司 | Intelligent door lock control method, intelligent door lock control system and intelligent door lock |
| CN112882777B (en) * | 2019-11-30 | 2024-10-18 | 华为技术有限公司 | Split screen display method and electronic equipment |
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