CN108563938A - The fingerprint authentication method and device of mobile terminal - Google Patents
The fingerprint authentication method and device of mobile terminal Download PDFInfo
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- CN108563938A CN108563938A CN201810360920.2A CN201810360920A CN108563938A CN 108563938 A CN108563938 A CN 108563938A CN 201810360920 A CN201810360920 A CN 201810360920A CN 108563938 A CN108563938 A CN 108563938A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1365—Matching; Classification
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Abstract
The invention discloses a kind of fingerprint authentication method of mobile terminal and devices, belong to technical field of information processing.Method provided by the invention can verify the finger print information of user according to the corresponding fingerprint template of the first verification scene and finger-mark check parameter got in the first verification scene that fingerprint authentication request instruction is determined.It that is to say that the fingerprint authentication method can obtain different fingerprint templates and finger-mark check parameter verifies finger print information, effectively increase the flexibility of fingerprint authentication under different verification scenes.
Description
Technical field
The present invention relates to technical field of information processing, more particularly to the fingerprint authentication method and device of a kind of mobile terminal.
Background technology
With the fast development of the information processing technology, in order to improve user using mobile terminals such as mobile phone and tablet computers
When safety, mobile terminal can verify user identity by way of fingerprint authentication.
In the related technology, it can be prestored in mobile terminal there are one fixed fingerprint template, when mobile terminal detects
When matching to the user fingerprints information of acquisition and the pre-stored fingerprint template, it can be confirmed and be verified；When mobile whole
When end detects that the user fingerprints information of acquisition is mismatched with the pre-stored fingerprint template, then authentication failed is confirmed.
But user identity is verified using fixed fingerprint template in the related technology, flexibility is poor.
Invention content
An embodiment of the present invention provides a kind of fingerprint authentication method of mobile terminal and devices, can solve in the related technology
User identity is verified using fixed fingerprint template, the poor problem of the flexibility of fingerprint authentication.The technical solution is as follows：
In a first aspect, a kind of fingerprint authentication method of mobile terminal is provided, the method includes：
Determine the first verification scene of fingerprint authentication request instruction；
It obtains the corresponding fingerprint template of the first verification scene and finger-mark check parameter, the finger-mark check parameter is used
In the standard of instruction fingerprint authentication；
According to the fingerprint template and the finger-mark check parameter, the finger print information got is verified.
Optionally, the corresponding fingerprint template of the acquisition the first verification scene and finger-mark check parameter, including：
According to the correspondence of pre-stored verification scene and fingerprint template, determine that the first verification scene is corresponding
Fingerprint template；
Determine the verification level of the first verification scene, the verification level includes in security level and efficiency level
It is at least one；
According to the correspondence of pre-stored verification level and finger-mark check parameter, the first verification scene is determined
Verify the finger-mark check parameter corresponding to level.
Optionally, the method further includes：
Obtain the verification number of the first verification scene within a preset period of time；
According to the verification number, the corresponding finger-mark check parameter of the first verification scene is adjusted；
Store the correspondence of the first verification scene and the finger-mark check parameter after adjustment.
Optionally, the method further includes：
Determine the second verification scene of fingerprint typing request instruction；
Obtain the corresponding fingerprint typing parameter of the second verification scene；
Second verification is generated according to the fingerprint typing parameter acquiring finger print information, and according to the finger print information of acquisition
The corresponding fingerprint template of scene.
Optionally, the method further includes：
Obtain the verification number of the second verification scene within a preset period of time；
According to the verification number, the corresponding fingerprint typing parameter of the second verification scene is adjusted；
Store the correspondence of the second verification scene and the fingerprint typing parameter after adjustment.
Optionally, the finger-mark check parameter include the fingerprint recognition time, fingerprint similarity threshold, fingerprint image threshold value with
And at least one of fingerprint self study open instruction information；
The fingerprint typing parameter includes fingerprint template size, fingerprint typing number and fingerprint repeat region detection threshold value
At least one of.
Second aspect, provides a kind of fingerprint verifying apparatus of mobile terminal, and described device includes：
First determining module, the first verification scene for determining fingerprint authentication request instruction；
First acquisition module, for obtaining the corresponding fingerprint template of the first verification scene and finger-mark check parameter,
The finger-mark check parameter is used to indicate the standard of fingerprint authentication；
Authentication module, for according to the fingerprint template and the finger-mark check parameter, to the finger print information that gets into
Row verification.
Optionally, the acquisition module is used for：
According to the correspondence of pre-stored verification scene and fingerprint template, determine that the first verification scene is corresponding
Fingerprint template；
Determine the verification level of the first verification scene, the verification level includes in security level and efficiency level
It is at least one；
According to the correspondence of pre-stored verification level and finger-mark check parameter, the first verification scene is determined
Verify the finger-mark check parameter corresponding to level.
Optionally, described device further includes：
Second acquisition module, the verification number for obtaining the first verification scene within a preset period of time；
The first adjustment module, for according to the verification number, joining to the corresponding finger-mark check of the first verification scene
Number is adjusted；
First memory module, it is corresponding with the finger-mark check parameter after adjustment for storing the first verification scene
Relationship.
Optionally, described device further includes：
Second determining module, the second verification scene for determining fingerprint typing request instruction；
Third acquisition module, for obtaining the corresponding fingerprint typing parameter of the second verification scene；
Generation module, for being given birth to according to the fingerprint typing parameter acquiring finger print information, and according to the finger print information of acquisition
The corresponding fingerprint template of scene is verified at described second.
Optionally, described device further includes：
4th acquisition module, the verification number for obtaining the second verification scene within a preset period of time；
Second adjustment module, for according to the verification number, joining to the corresponding fingerprint typing of the second verification scene
Number is adjusted；
Second memory module, it is corresponding with the fingerprint typing parameter after adjustment for storing the second verification scene
Relationship.
Optionally, the finger-mark check parameter include the fingerprint recognition time, fingerprint similarity threshold, fingerprint image threshold value with
And at least one of fingerprint self study open instruction information；
The fingerprint typing parameter includes fingerprint template size, fingerprint typing number and fingerprint repeat region detection threshold value
At least one of.
The third aspect provides a kind of computer readable storage medium, and finger is stored in the computer readable storage medium
It enables, when the computer readable storage medium is run on computers so that computer executes the movement that first aspect is provided
The fingerprint authentication method of terminal.
Fourth aspect, provides a kind of mobile terminal, including memory, processor and is stored on the memory and can
The computer program run on a processor when the processor executes the computer program, realizes that first aspect is provided
Mobile terminal fingerprint authentication method.
The advantageous effect that technical solution provided by the invention is brought is：
In conclusion an embodiment of the present invention provides a kind of fingerprint authentication method of mobile terminal and devices.This method can
To verify scene fingerprint authentication request instruction is determined first, according to the corresponding fingerprint of the first verification scene got
Template and finger-mark check parameter, verify the finger print information of user.It that is to say that the fingerprint authentication method can be in difference
Verification scene under, obtain different fingerprint templates and finger-mark check parameter verify finger print information, effectively increase finger
The flexibility of line verification.
It should be understood that above general description and following detailed description is merely exemplary, this can not be limited
Invention.
Description of the drawings
In order to illustrate more clearly of the embodiment of the present invention, attached drawing needed in embodiment description will be made below
Simply introduce, it should be apparent that, drawings in the following description are only some embodiments of the invention, common for this field
For technical staff, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of flow chart of the fingerprint authentication method of mobile terminal provided in an embodiment of the present invention；
Fig. 2 is the flow chart of the fingerprint authentication method of another mobile terminal provided in an embodiment of the present invention；
Fig. 3 is a kind of flow chart of the method for adjustment finger-mark check parameter provided in an embodiment of the present invention；
Fig. 4 is the flow chart of the fingerprint authentication method of another mobile terminal provided in an embodiment of the present invention；
Fig. 5 is a kind of flow chart of the method for adjustment fingerprint typing parameter provided in an embodiment of the present invention；
Fig. 6 is a kind of block diagram of the fingerprint verifying apparatus of mobile terminal provided in an embodiment of the present invention；
Fig. 7 is the block diagram of the fingerprint verifying apparatus of another mobile terminal provided in an embodiment of the present invention；
Fig. 8 is the block diagram of the fingerprint verifying apparatus of another mobile terminal provided in an embodiment of the present invention.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the present invention
Example, and be used to explain the principle of the present invention together with specification.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of flow chart of the fingerprint authentication method of mobile terminal provided in an embodiment of the present invention, as shown in Figure 1,
This method may include：
Step 101, the first verification scene for determining fingerprint authentication request instruction.
In embodiments of the present invention, when user touches the fingerprint authentication region on mobile terminal with finger, mobile terminal
Fingerprint authentication request can be received, and can determine the first verification scene of fingerprint authentication request instruction.First verification
Scene at least may include unlock scene and payment scene, and the unlock scene at least may include the screen for unlocking mobile terminal
Scene and unlock mobile terminal in application program scene.
Step 102 obtains the corresponding fingerprint template of the first verification scene and finger-mark check parameter.
In embodiments of the present invention, the different corresponding fingerprint templates of verification scene can be previously stored in mobile terminal
And finger-mark check parameter, when mobile terminal determines according to fingerprint authentication request the first verification field that mobile terminal is presently in
Jing Hou can obtain the corresponding fingerprint template of the first verification scene and finger-mark check parameter.
Wherein, which is used to indicate the standard of fingerprint authentication, which may include fingerprint
At least one of recognition time, fingerprint similarity threshold, fingerprint image threshold value and fingerprint self study open instruction information.
Step 103, according to fingerprint template and finger-mark check parameter, the finger print information got is verified.
Fingerprint Identification sensor can be installed in mobile terminal, it, can when mobile terminal receives fingerprint authentication request
To obtain the finger print information of user by the fingerprint Identification sensor.Further, when acquisition for mobile terminal to the first verification field
It, can be according to the fingerprint template and finger-mark check parameter, to what is got after the corresponding fingerprint template of scape and finger-mark check parameter
Finger print information is verified.If being verified, mobile terminal can execute the corresponding operation of the first verification scene, such as unlock
Screen starts application program or executes delivery operation；If finger print information authentication failed, mobile terminal can forbid executing this first
Verify the corresponding operation of scene.
In conclusion an embodiment of the present invention provides a kind of fingerprint authentication methods of mobile terminal, due to the fingerprint authentication
Method can obtain different fingerprint templates and finger-mark check parameter test finger print information under different verification scenes
Card, effectively increases the flexibility of fingerprint authentication.
Fig. 2 is the flow chart of the fingerprint authentication method of another mobile terminal provided in an embodiment of the present invention, such as Fig. 2 institutes
Show, this method may include：
Step 201, the first verification scene for determining fingerprint authentication request instruction.
In embodiments of the present invention, when user touches the fingerprint authentication region on mobile terminal with finger, mobile terminal
Fingerprint authentication request can be received, and can determine the first verification scene of fingerprint authentication request instruction, first verification
Scene at least may include unlock scene and payment scene, and the unlock scene at least may include the screen for unlocking mobile terminal
Scene and unlock mobile terminal in application program scene.
It is exemplary, it is assumed that be equipped with that social networking application program A is chatted and payment application B pays two on certain mobile terminal
Application program, and needed by fingerprint authentication when B pairs of startups.When user clicks B pairs of icon to start the B by clicking operation
Fu Shi, mobile terminal can show fingerprint authentication prompt message, if user touches the fingerprint authentication area of mobile terminal with finger
Domain, mobile terminal can receive fingerprint authentication request, and can determine the first verification scene of fingerprint authentication request instruction
For：B is unlocked to pay.
Optionally, which can also include screens switch scene or other scenes, the embodiment of the present invention
This is not limited.
Step 202, the correspondence for verifying scene and fingerprint template according to pre-stored first, determine the first verification field
The corresponding fingerprint template of scape.
In embodiments of the present invention, pair of different verification scene and fingerprint template can be previously stored in mobile terminal
It should be related to, and the fingerprint template corresponding to each verification scene is that mobile terminal is generated according to the finger print information of the user got
's.When mobile terminal determine fingerprint authentication request instruction first verification scene after, can according to the correspondence, determine with
The corresponding fingerprint template of first verification scene.
Exemplary, table 1 shows the correspondence of pre-stored verification scene and fingerprint template in mobile terminal.Such as table
Shown in 1, it can be M1 that verification scene unlock A, which chats corresponding fingerprint template,；It verifies scene unlock B and pays corresponding fingerprint template
Can be M2；Fingerprint template corresponding to payment verification scene can be M3.
Table 1
| Verify scene | Fingerprint template |
| Unlock A is chatted | M1 |
| B is unlocked to pay | M2 |
| Payment | M3 |
Further, it is assumed that mobile terminal determines that the first current verification scene is payment field according to fingerprint authentication request
Scape, then according to correspondence shown in above-mentioned table 1, mobile terminal can determine that its corresponding fingerprint template is M3.By for not
The different fingerprint template of same verification scene setting, can improve the safety and flexibility of fingerprint authentication.
Step 203, the verification level for determining the first verification scene.
In embodiments of the present invention, which may include at least one of security level and efficiency level.By
Concrete operations in mobile terminal indicated by each verification scene are different, such as the concrete operations indicated by unlock scene
May include the operation for the screen for unlocking mobile terminal and the operation of the application program in unlock mobile terminal；Pay scene institute
The concrete operations of instruction may include the operation of different payment amounts.When different operation under same verification scene is to fingerprint authentication
Safety and efficiency demand it is different, therefore in order to adapt to the fingerprint authentication demand of the different operation under same verification scene,
For each verification scene, operating parameter and verification different in the first verification scene can also be previously stored in mobile terminal
The correspondence of level.Mobile terminal can determine the first verification scene according to the current operating parameter of the first verification scene
Corresponding verification level.
Wherein, when it is payment scene to verify scene, which may include payment amount, wherein low payment amount
Security level in corresponding verification level can be relatively low, and efficiency level can be higher；Correspondingly, the corresponding school of high payment amount
The security level tested in level can be higher, and efficiency level can be relatively low.When it is unlock scene to verify scene, the operating parameter
May include the mark of unlocking objects, wherein the efficiency level in the verification level of the unlock higher unlocking objects of frequency can be compared with
It is high.
Exemplary, table 2 is shown in mobile terminal under pre-stored different verification scenes, different operation parameter and verification
The correspondence of level.As shown in table 2, when the first verification scene is payment scene, the operation ginseng corresponding to the payment scene
Number may include the operation that operation of the payment amount less than or equal to 100 yuan and payment amount are more than 100 yuan.For the branch
The operating parameter that the amount of money is less than or equal to 100 yuan is paid, the security level in the corresponding verification level of the first verification scene can
Think the lower security level S1 of safety, the efficiency level in the corresponding verification level of the first verification scene can be efficiency
Higher efficiency level C1；It is more than 100 yuan of operating parameter for the payment amount, the corresponding verification layer of the first verification scene
Security level in grade can be the higher security level S2 of safety, the effect in the corresponding verification level of the first verification scene
Rate level can be less efficient efficiency level C2.
Table 2
Further, it is assumed that mobile terminal determines that the first current verification scene is payment field according to fingerprint authentication request
Scape, and mobile terminal detects that the amount of money that user currently pays determines under the payment scene specifically for 100 yuan namely mobile terminal
Operating parameter be payment amount≤100 yuan, then according to correspondence shown in above-mentioned table 2, mobile terminal can determine this
Security level in the corresponding verification level of one verification scene is S1, the efficiency in the corresponding verification level of the first verification scene
Level is C1.
Step 204, according to it is pre-stored verification level and finger-mark check parameter correspondence, determine the first verification field
Finger-mark check parameter corresponding to the verification level of scape.
In embodiments of the present invention, after mobile terminal determines the first verification scene corresponding verification level, Ke Yigen
The finger-mark check parameter corresponding to the first verification scene is determined according to the correspondence, so that mobile terminal can be according to the
The corresponding finger-mark check parameter of concrete operations parameter acquiring of one verification scene, and under the specific operating parameter, according to obtaining
The corresponding finger-mark check parameter got verifies the user fingerprints information got, improves the flexible of fingerprint authentication
Property.
The finger-mark check parameter is to be used to indicate the standard of fingerprint authentication, which may include fingerprint recognition
At least one of time, fingerprint similarity threshold, fingerprint image threshold value and fingerprint self study open instruction information.
Wherein, the fingerprint recognition time refers to determining that the similarity of finger print information and fingerprint template configures by mobile terminal
Calculate the time；The fingerprint similarity threshold is used to indicate when being verified, the minimum similarity threshold of finger print information and fingerprint template
Value that is to say that the similarity when finger print information and fingerprint template that detection is got is greater than or equal to the fingerprint similarity threshold
When, fingerprint authentication can just pass through；The fingerprint image threshold value is used to indicate in fingerprint authentication, the finger obtained needed for mobile terminal
The minimum of fingerprint image size, that is to say in line information, when acquisition for mobile terminal to finger print information in, fingerprint image it is big
It is small be more than the fingerprint image threshold value when, fingerprint recognition can be carried out；The fingerprint self study open instruction information is used to indicate shifting
Whether dynamic terminal opens fingerprint self-learning function, and the adaptability of fingerprint can be improved by the fingerprint self-learning function, such as
When the finger of winter user is more coarse, mobile terminal can still ask the accurate fingerprint for obtaining user according to fingerprint authentication
Information.
Exemplary, table 3 shows the correspondence of pre-stored verification level and finger-mark check parameter in mobile terminal.
As shown in table 3, it is that the corresponding finger-mark check parameters of S1 include to verify security level in level：The fingerprint recognition time：1S, fingerprint phase
Like degree threshold value：50%, fingerprint image threshold value：60% and fingerprint the self study unlatching of fingerprint image size refer in fingerprint template
Show that information is to open fingerprint self study；Efficiency level is that the corresponding finger-mark check parameters of C1 include in verification level：Fingerprint recognition
Time：1S, fingerprint similarity threshold：40%, fingerprint image threshold value：In fingerprint template 50% and fingerprint of fingerprint image size from
It is to open fingerprint self study to learn open instruction information.
Table 3
Further, it is assumed that after mobile terminal execution step 204, determine that the verification level of the first current verification scene is
Security level S2 and efficiency level C2, then mobile terminal can determine the payment field according to correspondence shown in above-mentioned table 3
The corresponding finger-mark check parameters of security level S2 include in the verification level of scape：Fingerprint recognition time 3S, fingerprint similarity threshold
70%, fingerprint image threshold value is that 80% of fingerprint image size in fingerprint template and fingerprint self study open instruction information are not open
It opens；The corresponding finger-mark check parameters of efficiency level C2 include in the verification level：Fingerprint recognition time 2S, fingerprint similarity threshold
60%, fingerprint image threshold value is that 70% of fingerprint image size in fingerprint template and fingerprint self study open instruction information are not open
It opens.
In embodiments of the present invention, the concrete operations parameter of scene is verified according to first got when mobile terminal, really
The fixed corresponding verification level of first verification scene includes security level and efficiency level, and the security level and the efficiency level
When corresponding finger-mark check parameter difference, mobile terminal can be according to preset algorithm to the corresponding finger-mark check parameter of security level
Finger-mark check parameter corresponding with efficiency level is fitted, and obtains the corresponding fingerprint school of verification level of the first verification scene
Test parameter.Such as mobile terminal can calculate the corresponding finger-mark check parameter of security level and the corresponding finger-mark check of efficiency level
The average value of same type of finger-mark check parameter in parameter.Alternatively, mobile terminal can also be according to pre-stored safe floor
The priority of grade and efficiency level, the corresponding finger-mark check parameter of the higher level of priority is determined as carrying out fingerprint inspection
The finger-mark check parameter of card.For example, it is assumed that for paying scene, in mobile terminal the priority of pre-stored security level compared with
Height includes then security level and efficiency level according to the verification level that the payment scene determines when mobile terminal, and the safe floor
When grade is different with the finger-mark check parameter determined in the efficiency level, mobile terminal can be by the finger-mark check in the security level
Parameter is determined as the finger-mark check parameter for carrying out fingerprint authentication in the payment scene.
Step 205, according to fingerprint template and finger-mark check parameter, the finger print information got is verified.
In embodiments of the present invention, fingerprint Identification sensor can be installed, when mobile terminal receives in mobile terminal
When fingerprint authentication is asked, the finger print information of user can be obtained by the fingerprint Identification sensor.Further, work as mobile terminal
It, can be according to the fingerprint template and finger-mark check after getting the corresponding fingerprint template of the first verification scene and finger-mark check parameter
Parameter verifies the finger print information got.Specifically, mobile terminal can judge to get according to finger-mark check parameter
Finger print information whether meet verification and require, and can judge of finger print information and fingerprint template according to finger-mark check parameter
It is required with whether degree meets verification.
Optionally, which may include fingerprint recognition time, fingerprint similarity threshold, fingerprint image threshold value
And fingerprint self study open instruction information.Correspondingly, when carrying out fingerprint authentication, mobile terminal can first judge finger print information
In fingerprint image size whether be greater than or equal to the fingerprint image threshold value, if the size of fingerprint image be less than the fingerprint image
Threshold value, mobile terminal can determine that the finger print information is unsatisfactory for verification and requires, fingerprint recognition can not be carried out, thus may determine that testing
Card failure.When the size of fingerprint image be greater than or equal to the fingerprint image threshold value when, mobile terminal can calculate finger print information with
The similarity of fingerprint template, and the time of the calculating similarity, more than or equal to the fingerprint recognition time, mobile terminal calculates
It can continue to judge whether the similarity is greater than or equal to the fingerprint similarity threshold after to similarity, if the fingerprint letter got
The similarity of breath and fingerprint template is greater than or equal to the fingerprint similarity threshold, then mobile terminal can determine that fingerprint authentication is logical
It crosses.At this point, mobile terminal can execute the corresponding operation of the first verification scene, for example, solution lock screen, start application program or
Person executes delivery operation；If the similarity of the finger print information and fingerprint template that get is less than the fingerprint similarity threshold, move
Dynamic terminal can determine that fingerprint authentication still fails.At this point, can to forbid executing the first verification scene corresponding for mobile terminal
Operation.Improve safety when mobile terminal carries out fingerprint authentication.
It is exemplary, it is assumed that the first verification scene that acquisition for mobile terminal arrives is payment scene, and specific operating parameter is
Payment amount is equal to 100 yuan, then mobile terminal can be according to the fingerprint template corresponding with the determination of the table 3 verification scene of above-mentioned table 2
For M3, finger-mark check parameter is fingerprint recognition time 1S, fingerprint similarity threshold 50%, fingerprint image threshold value are in fingerprint template
60% and fingerprint self study open instruction information of fingerprint image size are to open.If mobile terminal carries out fingerprint authentication, inspection
The size for measuring the fingerprint image of the finger print information is 65% of fingerprint image size in fingerprint template, then mobile terminal can be true
The size of the fixed fingerprint image is more than the fingerprint image threshold value, and mobile terminal can carry out fingerprint recognition at this time.Further,
It is if it is 60% that mobile terminal, which by the recognition time of 1S, calculates the finger print information and the similarity of fingerprint template, then mobile whole
End can determine that the similarity of the finger print information and fingerprint template is more than the fingerprint similarity threshold, therefore mobile terminal can be true
Determine fingerprint authentication to pass through.At this point, mobile terminal can complete the operation of 100 yuan of payment.
In embodiments of the present invention, in order to further increase flexibility when fingerprint authentication so that mobile terminal can be
During user executes different operations using fingerprint, verification level can be continued to optimize according to the use habit of user and is corresponded to
Finger-mark check parameter, an embodiment of the present invention provides it is a kind of adjustment finger-mark check parameter method, as shown in figure 3, this method
May include：
Step 301, the verification number for obtaining the first verification scene within a preset period of time.
In embodiments of the present invention, mobile terminal can after completing to the fingerprint authentication of the first verification scene, to this
One verification scene finger-mark check parameter be adjusted, alternatively, mobile terminal can also every preset time period, to each verification
The finger-mark check parameter of scene is adjusted.
Wherein, which refers to the period pre-set on mobile terminal.The preset time period can be with
It is the period set by the user, can also be the period set when mobile terminal manufacture, the embodiment of the present invention pair
This is not construed as limiting.For example, it (before that is to say current time, and is to terminate with current time that the preset time period, which is nearest 30 days,
30 days of point) or it is 30 days nearest in daily 21：00-24:00.
In embodiments of the present invention, when the first verification scene is payment scene, the verification time of the first verification scene
Number may include：The number of the different amount of money, or the number of the amount of money of payment different range are paid within a preset period of time.Example
Such as, number of user's payment amount less than 70 yuan in the preset time period；It, should when the first verification scene is unlock scene
First verification scene verification number can refer to：The number of different application is unlocked within a preset period of time.For example, at this
User unlocks the number that A is chatted and the number that unlock B is paid in preset time period.
It is exemplary, it is assumed that preset time period is daily 21 in nearest 3 days：00-24:00, the first verification scene is payment
Scene, and operating parameter is that payment amount is less than 70 yuan, then mobile terminal can obtain in 3 days before current time daily
21：00-24:00, payment amount is less than 70 yuan of number.Payment amount in payment scene in the preset time period finally obtained
Number less than 70 yuan is 10 times.
Step 302, according to verification number, the first corresponding finger-mark check parameter of verification scene is adjusted.
In embodiments of the present invention, mobile terminal can be according to the number model of the first verification scene verified residing for number
It encloses, which is adjusted flexibly.For example, working as the number residing for the verification number
Ranging from preset high reps range when, mobile terminal can determine that the verification frequency of the first verification scene is higher, therefore can
Efficiency when fingerprint authentication is carried out according to the finger-mark check parameter by adjusting finger-mark check parameter, to properly increase.
When the first verification scene is to pay scene, and the wholesale pays residing ranging from preset high reps range
When, mobile terminal can determine that the wholesale payment frequency of the first verification scene is higher, therefore can be by adjusting finger-mark check
Parameter properly increases safety when carrying out fingerprint authentication according to the finger-mark check parameter.It is used according to user to realize
Custom optimizes finger-mark check parameter, improves the flexibility of adjustment finger-mark check parameter.
It is exemplary, it is assumed that the corresponding finger-mark check parameter of the first verification scene that mobile terminal determines includes S1：Fingerprint is known
Other time 1S, fingerprint similarity threshold 50%, 60% and the fingerprint that fingerprint image threshold value is fingerprint image size in fingerprint template
Self study open instruction information is to open；C1：Fingerprint recognition time 1S, fingerprint similarity threshold 40%, fingerprint image threshold value are
50% and fingerprint self study open instruction information of fingerprint image size are to open in fingerprint template.And assume preset high reps
Ranging from 5 times to 10 times, number of the acquisition for mobile terminal to payment amount within a preset period of time less than 70 yuan is 10 times, then moves
Dynamic terminal can determine that the verification frequency of first verification scene of the payment amount less than 70 yuan in the preset time period is higher, because
The efficiency of fingerprint authentication when this mobile terminal can properly increase payment, that is to say can adjust in the finger-mark check parameter extremely
Few one kind, such as reduces fingerprint image threshold value, is 30% by the fingerprint image adjusting thresholds in efficiency level C1, or by safe floor
Fingerprint image adjusting thresholds in grade S1 are that the fingerprint image threshold value in 30% or effective level C1 and security level S1 is equal
It is adjusted to 30%.
Optionally, in order to improve efficiency when fingerprint authentication, mobile terminal can also reduce the fingerprint recognition time or refer to
Line similarity threshold.Correspondingly, in order to improve safety when fingerprint authentication, mobile terminal can improve fingerprint similarity threshold
Value improves the fingerprint recognition time or improves fingerprint image threshold value, and by fingerprint self study open and close etc..
The correspondence of step 303, storage the first verification scene and the finger-mark check parameter after adjustment.
Further, the corresponding finger-mark check parameter of scene is verified according to verification number pair first when mobile terminal to adjust
After whole, the finger-mark check parameter after adjustment can be used to replace the finger-mark check parameter before adjustment, and by the fingerprint school after the adjustment
It tests parameter to store into the first verification scene, realization continues to optimize finger-mark check parameter in identification process.
It is exemplary, it is assumed that the first verification scene is payment scene, and payment amount is less than 70 yuan, right according to verification number
The finger-mark check parameter that the corresponding finger-mark check parameter of first verification scene obtains after being adjusted includes S1：The fingerprint recognition time
1S, fingerprint similarity threshold 50%, 30% and the fingerprint self study that fingerprint image threshold value is fingerprint image size in fingerprint template
Open instruction information is to open；C1：Fingerprint recognition time 1S, fingerprint similarity threshold 40%, fingerprint image threshold value are fingerprint mould
30% and fingerprint self study open instruction information of fingerprint image size are to open in plate.Then mobile terminal can be by the fingerprint school
It tests parameter and stores to the corresponding payment amount of payment scene and be less than or equal in 100 yuan of corresponding verification levels, to realize
Update to fingerprint checking parameter in security level S1 in table 3 and efficiency level C1.
Fig. 4 is the flow chart of the fingerprint authentication method of another mobile terminal provided in an embodiment of the present invention, such as Fig. 4 institutes
Show, this method may include：
Step 401, the second verification scene for determining fingerprint typing request instruction.
In embodiments of the present invention, when the user clicks fingerprint typing icon in mobile terminal when, mobile terminal can connect
Fingerprint typing request is received, and can determine the second verification scene of fingerprint typing request instruction.The second verification scene
May include unlock scene and payment scene, and the unlock scene at least may include unlock mobile terminal screen scene and
Unlock the scene of the application program in mobile terminal.
It is exemplary, it is assumed that social networking application program A to be installed merely on certain mobile terminal and payment application B pays two and answers
With program, user clicks the fingerprint typing icon that the B in mobile terminal is paid, then mobile terminal can determine that the fingerprint typing is asked
Ask instruction second verify scene be：B is unlocked to pay.
Step 402 obtains the corresponding fingerprint typing parameter of the second verification scene.
In embodiments of the present invention, it is corresponding with fingerprint typing parameter that verification scene can be previously stored in mobile terminal
Relationship, after mobile terminal determines according to fingerprint typing request the second verification scene that mobile terminal is presently in, Ke Yigen
The corresponding fingerprint typing parameter of the second verification scene is obtained according to the correspondence.
Wherein, which may include fingerprint template size, fingerprint typing number and fingerprint repeat region
At least one of detection threshold value.The area of fingerprint template size fingerprint image of required acquisition when referring to typing fingerprint；Refer to
The number of line typing number required typing when referring to typing fingerprint；Fingerprint repeat region detection threshold value is used to indicate in fingerprint typing
When, the minimum of mobile terminal this finger print information and the overlapping region of fingerprint image in the last finger print information obtained that obtain
Value, that is to say, when the overlapping region of fingerprint image in the finger print information that the finger print information of this acquisition is obtained with the last time is less than
Or when equal to the fingerprint repeat region detection threshold value, mobile terminal determines that the finger print information that this is obtained is invalid information, and
Abandon the finger print information.
Exemplary, table 4 shows the corresponding fingerprint typing parameter of different verification scenes.As shown in table 4, when the second verification
When scene is payment scene, when executing delivery operation to improve, the safety of fingerprint authentication, the corresponding fingerprint of payment scene
Typing parameter may include：Fingerprint template size is 2 centimetres of (cm) × 2cm, fingerprint typing number is 5 times and fingerprint duplicate block
Domain detection threshold value is 10%.Or when in order to improve executing delivery operation, the efficiency of fingerprint authentication, the payment scene is corresponding
Fingerprint typing parameter may include：Fingerprint template size is 1cm × 1cm, fingerprint typing number is 3 times and fingerprint repeat region
Detection threshold value is 10%.
Table 4
Further, it is assumed that after mobile terminal execution step 401, determine that the second current verification scene is payment scene,
Then it can determine that the corresponding fingerprint typing parameter of the second verification scene is according to the correspondence in above-mentioned table 4：Fingerprint template
Size is 2cm × 2cm, fingerprint typing number is 5 times and fingerprint repeat region detection threshold value is 10%.
Step 403 generates the second verification according to fingerprint typing parameter acquiring finger print information, and according to the finger print information of acquisition
The corresponding fingerprint template of scene.
When user needs typing finger print information, mobile terminal can be according to determining fingerprint typing parameter acquiring user's
Finger print information, and the corresponding fingerprint template of the second verification scene is generated according to the finger print information got.When user this
When carrying out fingerprint authentication under two verification scenes, finger print information can be verified according to the fingerprint template of the determination.
It is exemplary, it is assumed that the second verification scene is payment scene, then mobile terminal is corresponding according to the second verification scene
After fingerprint typing parameter acquiring to finger print information, according to the corresponding fingerprint template of the second verification scene of finger print information generation
Can be M3.
In the embodiment of the present invention, in order to further increase flexibility when fingerprint typing so that mobile terminal can basis
The use habit of user continues to optimize fingerprint typing parameter, and an embodiment of the present invention provides a kind of sides of adjustment fingerprint typing parameter
Method flow chart, as shown in figure 5, this method may include：
Step 501, the verification number for obtaining the second verification scene within a preset period of time.
The preset time period refers to the period pre-set on mobile terminal.The preset time period can be by with
The period of family setting, can also be the period set when mobile terminal manufacture, and the embodiment of the present invention does not make this
It limits.For example, the preset time period is nearest 10 days (before that is to say current time, and using current time as the 10 of end point
It) or it is 10 days nearest in daily 10：00-19:00.
In embodiments of the present invention, when the second verification scene is payment scene, the verification time of the second verification scene
Number may include：The number of the different amount of money, or the number of the amount of money of payment different range are paid within a preset period of time.Example
Such as, number of user's payment amount less than 70 yuan in the preset time period；It, should when the second verification scene is unlock scene
Second verification scene verification number can refer to：The number of different application is unlocked within a preset period of time.For example, at this
User unlocks the number that A is chatted and the number that unlock B is paid in preset time period.
It is exemplary, it is assumed that preset time period is the 10 of nearest 1 day：00-19:00, the second verification scene is that unlock B pays field
Scape, then mobile terminal can obtain 10 of 1 day before current time：00-19:00, user unlocks the number that B is paid.Finally
Unlock B within a preset period of time is got to pay 5 times.
Step 502, according to verification number, the second corresponding fingerprint typing parameter of verification scene is adjusted.
Mobile terminal can receive user after the fingerprint typing update request of the second verification scene, according to getting
Preset time period in the second verification scene verification number, which is carried out
Adjustment；Or mobile terminal can also periodically obtain the verification number of the second verification scene in preset time period, and periodically
The second corresponding fingerprint typing parameter of verification scene is adjusted.The adjustment period can be adjustment week set by the user
Phase can also be the adjustment period set when mobile terminal manufacture, and it is not limited in the embodiment of the present invention.
In embodiments of the present invention, mobile terminal can be according to the number model of the second verification scene verified residing for number
It encloses, which is adjusted flexibly.For example, working as the number residing for the verification number
Ranging from preset high reps range when, mobile terminal can determine that the verification frequency of the second verification scene is higher, therefore can
When by adjusting fingerprint typing parameter, properly increasing the fingerprint template generated according to the fingerprint typing parameter to fingerprint authentication
Efficiency；When the second verification scene is payment scene, and the wholesale pays residing ranging from preset high reps range, move
Dynamic terminal can determine this second verification scene wholesale payment frequency it is higher, therefore can by adjusting fingerprint typing parameter,
Properly increase efficiency of the fingerprint template generated according to the fingerprint typing parameter to fingerprint authentication when.To realize according to user
Use habit optimizes fingerprint typing parameter, improves the flexibility of adjustment fingerprint typing parameter.
It is exemplary, it is assumed that the corresponding fingerprint typing parameter of the second verification scene that mobile terminal determines includes that fingerprint template is big
Small is 1cm × 1cm, fingerprint typing number is 5 times and fingerprint repeat region detection threshold value is 10%.And assume preset high order
Number ranging from 5 times to 10 times, acquisition for mobile terminal to the number that unlock B is paid within a preset period of time is 10 times, then mobile terminal
It can determine that the verification frequency paid in preset time period unlock B is higher, therefore be tested second when mobile terminal receives user
After the fingerprint typing update request for demonstrate,proving scene, scene can be verified according to the verification number pair second of the second verification scene and corresponded to
At least one of fingerprint typing parameter be adjusted.For example fingerprint typing number can be reduced, by the fingerprint typing parameter
It is adjusted to 2 times.
Optionally, the safety when needing to improve fingerprint authentication, mobile terminal can increase fingerprint template size, improve
Fingerprint typing number improves fingerprint repeat region detection threshold value.
The correspondence of step 503, storage the second verification scene and the fingerprint typing parameter after adjustment.
Further, when mobile terminal is according to verification number, fingerprint typing parameter progress corresponding to the second verification scene
After adjustment, the corresponding fingerprint typing ginseng of the second verification scene before the fingerprint typing parameter after adjustment can be used to replace adjustment
Number, and the fingerprint typing parameter after the adjustment is stored into the second verification scene, it realizes and fingerprint is recorded according to user's custom
Enter continuing to optimize for parameter.
It is exemplary, it is assumed that the second verification scene is that unlock B is paid, and verifies the corresponding finger of scene according to verification number pair second
The fingerprint typing parameter that line typing parameter obtains after being adjusted includes：Fingerprint template size is 1cm × 1cm, fingerprint typing is secondary
Number is 2 times and fingerprint repeat region detection threshold value is 10%.Then mobile terminal can store the fingerprint typing parameter to solution
It locks in the scene that B is paid, to realize that the second verification scene in table 4 be to unlock the update for the fingerprint typing parameter that B is paid.
It should be noted that the sequencing of the step of fingerprint authentication method of mobile terminal provided in an embodiment of the present invention
It can suitably be adjusted, step according to circumstances can also accordingly be increased and decreased.Any one skilled in the art
In the technical scope disclosed by the present invention, the method that can readily occur in variation should all cover within the protection domain of invention, because
This is repeated no more.
In conclusion an embodiment of the present invention provides a kind of fingerprint authentication methods of mobile terminal, due to the fingerprint authentication
Method can obtain different fingerprint templates and finger-mark check parameter test finger print information under different verification scenes
Card, effectively increases the flexibility of fingerprint authentication.
Fig. 6 is a kind of block diagram of the fingerprint verifying apparatus of mobile terminal provided in an embodiment of the present invention, as shown in fig. 6, should
Device may include：
First determining module 601, the first verification scene for determining fingerprint authentication request instruction.
First acquisition module 602, for obtaining the corresponding fingerprint template of the first verification scene and finger-mark check parameter,
The finger-mark check parameter is used to indicate the standard of fingerprint authentication.
Authentication module 603, for according to fingerprint template and finger-mark check parameter, testing the finger print information got
Card.
In conclusion an embodiment of the present invention provides a kind of fingerprint verifying apparatus of mobile terminal, due to the fingerprint authentication
The first acquisition module in device can obtain different fingerprint templates and finger-mark check parameter under different verification scenes,
And the authentication module in the fingerprint verifying apparatus can join according to the fingerprint template and finger-mark check that the first acquisition module is got
It is several that finger print information is verified.It that is to say that the fingerprint verifying apparatus can obtain different fingers under different verification scenes
Line template and finger-mark check parameter verify finger print information, effectively increase the flexibility of fingerprint authentication.
Optionally, which specifically can be used for：According to pre-stored verification scene and fingerprint template
Correspondence, determine the corresponding fingerprint template of the first verification scene.
Determine the verification level of the first verification scene, which may include in security level and efficiency level
It is at least one.And it can determine first verification according to the correspondence of pre-stored verification level and finger-mark check parameter
Finger-mark check parameter corresponding to the verification level of scene.
Fig. 7 is the block diagram of the fingerprint verifying apparatus of another mobile terminal provided in an embodiment of the present invention, as shown in fig. 7,
The device can also include：
Second acquisition module 604, the verification number for obtaining the first verification scene within a preset period of time.
The first adjustment module 605, for according to the verification number, to the corresponding finger-mark check parameter of the first verification scene into
Row adjustment.
First memory module 606, the corresponding pass for storing the first verification scene and the finger-mark check parameter after adjustment
System.
Fig. 8 is the block diagram of the fingerprint verifying apparatus of another mobile terminal provided in an embodiment of the present invention, as shown in figure 8,
The device can also include：
Second determining module 607, the second verification scene for determining fingerprint typing request instruction.
Third acquisition module 608, for obtaining the corresponding fingerprint typing parameter of the second verification scene.
Generation module 609, for being given birth to according to the fingerprint typing parameter acquiring finger print information, and according to the finger print information of acquisition
At the corresponding fingerprint template of the second verification scene.
Optionally, as shown in figure 8, the device can also include：
4th acquisition module 610, the verification number for obtaining the second verification scene within a preset period of time.
Second adjustment module 611, for according to verification number, to the second corresponding fingerprint typing parameter of verification scene into
Row adjustment.
Second memory module 612, the correspondence for storing the second verification scene and the fingerprint typing parameter after adjustment.
In embodiments of the present invention, which may include the fingerprint recognition time, fingerprint similarity threshold, refers to
At least one of print image threshold value and fingerprint self study open instruction information.The fingerprint typing parameter may include fingerprint mould
At least one of plate size, fingerprint typing number and fingerprint repeat region detection threshold value.
In conclusion an embodiment of the present invention provides a kind of fingerprint verifying apparatus of mobile terminal, due to the fingerprint authentication
The first acquisition module in device can obtain different fingerprint templates and finger-mark check parameter under different verification scenes,
And the authentication module in the fingerprint verifying apparatus can join according to the fingerprint template and finger-mark check that the first acquisition module is got
It is several that finger print information is verified.It that is to say that the fingerprint verifying apparatus can obtain different fingers under different verification scenes
Line template and finger-mark check parameter verify finger print information, effectively increase the flexibility of fingerprint authentication.
About the fingerprint verifying apparatus of the mobile terminal in above-described embodiment, wherein modules execute the specific side of operation
Formula is described in detail in the embodiment of the method, and explanation will be not set forth in detail herein.
An embodiment of the present invention provides a kind of computer readable storage medium, it is stored in the computer readable storage medium
Instruction can make the computer execute as shown in Figure 1, Figure 2 or scheme when the computer readable storage medium is run on computers
4 it is any shown in mobile terminal fingerprint authentication method.
An embodiment of the present invention provides a kind of mobile terminal, including memory, processor and it is stored on the memory simultaneously
The computer program that can be run on a processor when the processor executes the computer program, may be implemented as shown in Figure 1, Figure 2 or scheme
4 it is any shown in mobile terminal fingerprint authentication method.
It is apparent to those skilled in the art that for convenience and simplicity of description, the movement of foregoing description
The specific work process of terminal and each module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of fingerprint authentication method of mobile terminal, which is characterized in that the method includes：
Determine the first verification scene of fingerprint authentication request instruction；
The corresponding fingerprint template of the first verification scene and finger-mark check parameter are obtained, the finger-mark check parameter is for referring to
Show the standard of fingerprint authentication；
According to the fingerprint template and the finger-mark check parameter, the finger print information got is verified.
2. according to the method described in claim 1, it is characterized in that, described obtain the corresponding fingerprint mould of the first verification scene
Plate and finger-mark check parameter, including：
According to the correspondence of pre-stored verification scene and fingerprint template, the corresponding fingerprint of the first verification scene is determined
Template；
Determine it is described first verification scene verification level, the verification level include in security level and efficiency level at least
It is a kind of；
According to the correspondence of pre-stored verification level and finger-mark check parameter, the verification of the first verification scene is determined
Finger-mark check parameter corresponding to level.
3. according to the method described in claim 1, it is characterized in that, the method further includes：
Obtain the verification number of the first verification scene within a preset period of time；
According to the verification number, the corresponding finger-mark check parameter of the first verification scene is adjusted；
Store the correspondence of the first verification scene and the finger-mark check parameter after adjustment.
4. method according to any one of claims 1 to 3, which is characterized in that the method further includes：
Determine the second verification scene of fingerprint typing request instruction；
Obtain the corresponding fingerprint typing parameter of the second verification scene；
The second verification scene is generated according to the fingerprint typing parameter acquiring finger print information, and according to the finger print information of acquisition
Corresponding fingerprint template.
5. according to the method described in claim 4, it is characterized in that, the method further includes：
Obtain the verification number of the second verification scene within a preset period of time；
According to the verification number, the corresponding fingerprint typing parameter of the second verification scene is adjusted；
Store the correspondence of the second verification scene and the fingerprint typing parameter after adjustment.
6. according to the method described in claim 4, it is characterized in that,
The finger-mark check parameter includes that fingerprint recognition time, fingerprint similarity threshold, fingerprint image threshold value and fingerprint are learnt by oneself
Practise at least one of open instruction information；
The fingerprint typing parameter includes in fingerprint template size, fingerprint typing number and fingerprint repeat region detection threshold value
It is at least one.
7. a kind of fingerprint verifying apparatus of mobile terminal, which is characterized in that described device includes：
First determining module, the first verification scene for determining fingerprint authentication request instruction；
First acquisition module, it is described for obtaining the corresponding fingerprint template of the first verification scene and finger-mark check parameter
Finger-mark check parameter is used to indicate the standard of fingerprint authentication；
Authentication module, for according to the fingerprint template and the finger-mark check parameter, testing the finger print information got
Card.
8. device according to claim 7, which is characterized in that the acquisition module is used for：
According to the correspondence of pre-stored verification scene and fingerprint template, the corresponding fingerprint of the first verification scene is determined
Template；
Determine it is described first verification scene verification level, the verification level include in security level and efficiency level at least
It is a kind of；
According to the correspondence of pre-stored verification level and finger-mark check parameter, the verification of the first verification scene is determined
Finger-mark check parameter corresponding to level.
9. device according to claim 7, which is characterized in that described device further includes：
Second acquisition module, the verification number for obtaining the first verification scene within a preset period of time；
The first adjustment module, for according to the verification number, to the corresponding finger-mark check parameter of the first verification scene into
Row adjustment；
First memory module, the corresponding pass for storing the first verification scene and the finger-mark check parameter after adjustment
System.
10. a kind of computer readable storage medium, which is characterized in that instruction is stored in the computer readable storage medium,
When the computer readable storage medium is run on computers so that computer is executed as described in claim 1 to 6 is any
The fingerprint authentication method of mobile terminal.
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Application publication date: 20180921 |