CN106372609A - Fingerprint template update method, fingerprint template update device and terminal equipment - Google Patents
Fingerprint template update method, fingerprint template update device and terminal equipment Download PDFInfo
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- CN106372609A CN106372609A CN201610805083.0A CN201610805083A CN106372609A CN 106372609 A CN106372609 A CN 106372609A CN 201610805083 A CN201610805083 A CN 201610805083A CN 106372609 A CN106372609 A CN 106372609A
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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
- G06V40/50—Maintenance of biometric data or enrolment thereof
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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 fingerprint template update method, a fingerprint template update device and terminal equipment. The method comprises steps that a fingerprint image inputted by a user is matched with fingerprint templates inputted in a fingerprint database, and the inputted information corresponding to the fingerprint templates is marked; if a matching degree of the fingerprint image and the fingerprint templates is greater than a preset threshold, whether the quantity of the inputted fingerprint templates reaches a preset threshold value is detected; if the quantity of the inputted fingerprint templates reaches the preset threshold value, to-be-replaced fingerprint templates are deleted from the fingerprint database according to the inputted information corresponding to the fingerprint templates; the fingerprint image is taken as a new fingerprint template to input to the fingerprint database, and the inputted information corresponding to the fingerprint image is further marked. Through the method, the fingerprint templates can be timely and sequentially updated, a false rejection rate is reduced, and validity of a fingerprint learning function and fingerprint identification accuracy are improved.
Description
Technical field
The present invention relates to fingerprint identification technology field, more particularly, to a kind of fingerprint template update method, device and terminal set
Standby.
Background technology
With the continuous popularization of fingerprint recognition, fingerprint recognition can be not only used for the work(such as unblock and the wake-up of mobile terminal
Can, it is also the important ring of mobile payment.Thus, effectiveness and the accuracy of fingerprint recognition are increasingly paid attention to.
Generally, fingerprint template, after registration completes first, would not change again, and the quality of user's registration is high, after
The discrimination using is just high, and if user's registration quality is low, experience below will be very poor, and the registration of user does not have
Through any training, it is it is difficult to ensure that quality.
In correlation technique, propose a kind of fingerprint learning functionality, used by continuous, constantly add new template, just
Fingerprint template can constantly be improved.However, fingerprint template number is limited, if new template replacement is excessively frequent, can lead to
Old template cannot use, if all templates are all updated slow, user can be led to using just insensitive after a few days, all can improve and refuse
Sincere, or unordered freely the replacing of each template, lead to the ineffectivity of fingerprint learning functionality.
Content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.
For this reason, it is an object of the present invention to proposing a kind of fingerprint template update method, the method can in time, in order
Ground updates fingerprint template, reduces and refuses sincere, improves the effectiveness of fingerprint learning functionality and the accuracy of fingerprint recognition.
Second object of the present invention is to propose a kind of fingerprint template updating device.
Third object of the present invention is to propose a kind of terminal unit.
For reaching above-mentioned purpose, a kind of fingerprint template update method that embodiment proposes according to a first aspect of the present invention, including
Following steps:
The fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein, described fingerprint
Template mark has corresponding typing information；
If the matching degree of described fingerprint image and described fingerprint template is more than predetermined threshold value, typing described in detection
Whether fingerprint template quantity reaches predetermined threshold value；
If the fingerprint template quantity of described typing reaches predetermined threshold value, according to corresponding with described fingerprint template
Typing information deletes fingerprint template to be replaced from described fingerprint base；
Using described fingerprint image as new fingerprint base described in fingerprint template typing, and labelling is corresponding with described fingerprint image
Typing information.
The fingerprint template update method of the embodiment of the present invention, records by the fingerprint image of user input and fingerprint base first
The fingerprint template entering is mated, and wherein, fingerprint template is marked with corresponding typing information, then in fingerprint image and fingerprint mould
When the matching degree of plate is more than predetermined threshold value, whether the fingerprint template quantity of detection typing reaches predetermined threshold value, and is recording
The fingerprint template quantity entering reaches to be deleted from fingerprint base according to typing information corresponding with fingerprint template during predetermined threshold value to be treated
The fingerprint template replaced, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling is corresponding with fingerprint image
Typing information.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint learning functionality
Effectiveness and the accuracy of fingerprint recognition.
For reaching above-mentioned purpose, a kind of fingerprint template updating device that embodiment proposes according to the second aspect of the invention, bag
Include:
Matching module, for the fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base,
Wherein, described fingerprint template is marked with corresponding typing information；
Detection module, when being more than predetermined threshold value for the matching degree in described fingerprint image and described fingerprint template, detection
Whether the fingerprint template quantity of described typing reaches predetermined threshold value；
Removing module, when reaching predetermined threshold value for the fingerprint template quantity in described typing, according to described finger
Stricture of vagina template corresponding typing information deletes fingerprint template to be replaced from described fingerprint base；
First typing module, for using described fingerprint image as new fingerprint base described in fingerprint template typing, and labelling
Typing information corresponding with described fingerprint image.
The fingerprint template updating device of the embodiment of the present invention, records by the fingerprint image of user input and fingerprint base first
The fingerprint template entering is mated, and wherein, fingerprint template is marked with corresponding typing information, then in fingerprint image and fingerprint mould
When the matching degree of plate is more than predetermined threshold value, whether the fingerprint template quantity of detection typing reaches predetermined threshold value, and is recording
The fingerprint template quantity entering reaches to be deleted from fingerprint base according to typing information corresponding with fingerprint template during predetermined threshold value to be treated
The fingerprint template replaced, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling is corresponding with fingerprint image
Typing information.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint learning functionality
Effectiveness and the accuracy of fingerprint recognition.
For reaching above-mentioned purpose, the terminal unit that embodiment proposes according to the third aspect of the invention we, comprising:
Housing, processor, memorizer, circuit board and power circuit, wherein, described circuit board is placed in described housing and surrounds
Interior volume, described processor and described memorizer are arranged on described circuit board；Described power circuit, for setting for terminal
Each standby circuit or device are powered；Described memorizer is used for storing executable program code；Described processor passes through to read institute
State the executable program code storing in memorizer to run program corresponding with described executable program code, for execution
Following steps:
The fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein, described fingerprint
Template mark has corresponding typing information；
If the matching degree of described fingerprint image and described fingerprint template is more than predetermined threshold value, typing described in detection
Whether fingerprint template quantity reaches predetermined threshold value；
If the fingerprint template quantity of described typing reaches predetermined threshold value, according to corresponding with described fingerprint template
Typing information deletes fingerprint template to be replaced from described fingerprint base；
Using described fingerprint image as new fingerprint base described in fingerprint template typing, and labelling is corresponding with described fingerprint image
Typing information.
The terminal unit of the embodiment of the present invention, first by the fingerprint of typing in the fingerprint image of user input and fingerprint base
Template is mated, and wherein, fingerprint template is marked with corresponding typing information, then mating in fingerprint image and fingerprint template
When degree is more than predetermined threshold value, whether the fingerprint template quantity of detection typing reaches predetermined threshold value, and the fingerprint in typing
Template number reaches deletes finger to be replaced according to typing information corresponding with fingerprint template during predetermined threshold value from fingerprint base
Stricture of vagina template, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling typing corresponding with fingerprint image letter
Breath.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce refuse sincere, improve the effectiveness of fingerprint learning functionality with
And the accuracy of fingerprint recognition.
The aspect that the present invention adds and advantage will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein:
Fig. 1 is the flow chart of fingerprint template update method according to an embodiment of the invention；
Fig. 2 is the flow chart of fingerprint template update method in accordance with another embodiment of the present invention；
Fig. 3 is the flow chart of the fingerprint template update method according to further embodiment of the present invention；
Fig. 4 is the structural representation of fingerprint template updating device according to an embodiment of the invention；
Fig. 5 is the structural representation of fingerprint template updating device in accordance with another embodiment of the present invention；And
Fig. 6 is the structural representation of terminal unit according to an embodiment of the invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings fingerprint template update method, device and the terminal unit of the embodiment of the present invention are described.
Fig. 1 is the flow chart of fingerprint template update method according to an embodiment of the invention.
As shown in figure 1, the fingerprint template update method of the embodiment of the present invention comprises the following steps:
Step 101, the fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein,
Fingerprint template is marked with corresponding typing information.
Step 102, if fingerprint image is more than predetermined threshold value with the matching degree of fingerprint template, detects the fingerprint of typing
Whether template number reaches predetermined threshold value.
Generally, fingerprint learning functionality is after fingerprint template registration completes, during the follow-up use of user, constantly improve
With supplement fingerprint template with reduce refuse sincere.However, the problems such as fingerprint template updates too fast, excessively slow, fingerprint study all can be affected
The effectiveness of function.
Therefore, the embodiment of the present invention proposes a kind of fingerprint template update method, can update fingerprint mould in time, in an orderly manner
Plate, improves the effectiveness of fingerprint learning functionality.
Fingerprint reading systems, such as optical fingerprint collector, heat-sensitive type sensor, radio frequency sensor side can be passed through first
Formula obtains the fingerprint image of user input.
It should be noted that fingerprint image can be finger-print region or the user's finger of user's finger core
Finger-print region around partially etc..
And then, fingerprint image is compared with n fingerprint template in the fingerprint base of typing, if fingerprint image with
The matching degree between the i-th fingerprint template in the fingerprint base of typing is more than predetermined threshold value, then detect the fingerprint template of typing
Whether quantity reaches predetermined threshold value.
Wherein, predetermined threshold value can carry out selecting setting according to actual needs.For example, predetermined threshold value is 80%.
It is to be appreciated that comprising the fingerprint image in fingerprint image, and fingerprint template in fingerprint template is typing in advance
's.The fingerprint image of user input is mated with the fingerprint template in the fingerprint base of typing, i.e. by the finger of user input
Print image is mated with the fingerprint image in fingerprint template.
Wherein, predetermined threshold value can carry out selecting setting according to actual needs, can preferably be 30-40.
It should be noted that each fingerprint template is marked with its corresponding typing information, typing information can basis
It is actually needed and is configured, for example entry time, ban time and numbering etc..
For example, 30 fingerprint templates are ranked up according to entry time, each fingerprint mould is determined according to sequence
Position in fingerprint base for the plate.
It should be noted that fingerprint image is less than predetermined threshold value with the matching degree of fingerprint template, do not carry out any operation.
Step 103, if the fingerprint template quantity of typing reaches predetermined threshold value, according to corresponding with fingerprint template
Typing information deletes fingerprint template to be replaced from fingerprint base.
Step 104, using fingerprint image as new fingerprint template typing fingerprint base, and labelling record corresponding with fingerprint image
Enter information.
Specifically, first after the fingerprint template quantity of detection typing reaches predetermined threshold value, represent in fingerprint base
Through can not the new fingerprint template of typing again, need according to different fingerprint template corresponding typing information, execute different from finger
Fingerprint template operation to be replaced is deleted in stricture of vagina storehouse.
Further, after deleting fingerprint template to be replaced, using fingerprint image as new fingerprint template typing fingerprint base,
And labelling fingerprint image corresponding typing information.
If it should be noted that the fingerprint template quantity of typing is not reaching to predetermined threshold value, by fingerprint image
As new fingerprint template typing fingerprint base, and labelling typing information corresponding with fingerprint image.
In sum, the fingerprint template update method of the embodiment of the present invention, first by the fingerprint image of user input and finger
In stricture of vagina storehouse, the fingerprint template of typing is mated, and wherein, fingerprint template is marked with corresponding typing information, then in fingerprint image
When being more than predetermined threshold value as the matching degree with fingerprint template, whether the fingerprint template quantity of detection typing reaches pre-determined threshold
Value, and when the fingerprint template quantity of typing reaches predetermined threshold value according to typing information corresponding with fingerprint template from fingerprint
Fingerprint template to be replaced is deleted in storehouse, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling and finger
Print image corresponding typing information.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint
The effectiveness of learning functionality and the accuracy of fingerprint recognition.
Fig. 2 is the flow chart of fingerprint template update method in accordance with another embodiment of the present invention.
Step 201, the fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein,
Fingerprint template is marked with corresponding entry time.
Step 202, if fingerprint image is more than predetermined threshold value with the matching degree of fingerprint template, detects the fingerprint of typing
Whether template number reaches predetermined threshold value.
It should be noted that the description of step s201-s202 is corresponding with above-mentioned steps s101-s102, therefore to step
The description of rapid s202-s203, with reference to the description of above-mentioned steps s101-s102, will not be described here.
Step 203, if the fingerprint template quantity of typing reaches predetermined threshold value, according to the corresponding typing of fingerprint template
Time deletes entry time fingerprint template the longest from fingerprint base.
Step 204, using fingerprint image as new fingerprint template typing fingerprint base, and labelling record corresponding with fingerprint image
The angle of incidence.
Specifically, first after the fingerprint template quantity of detection typing reaches predetermined threshold value, represented fingerprint base
Can not the new fingerprint template of typing again, need to delete entry time according to the corresponding entry time of fingerprint template from fingerprint base
Long fingerprint template.
And then, after deleting fingerprint template to be replaced, can be using fingerprint image as new fingerprint template typing fingerprint
Storehouse, and the corresponding entry time of labelling fingerprint image.
For example, first after the fingerprint template quantity of detection typing reaches predetermined threshold value 30, by during typing
Between before the longest such as 60 hours the corresponding fingerprint template of typing delete, and then by entry time corresponding on fingerprint image labelling
As new fingerprint template typing fingerprint base.
If it should be noted that the fingerprint template quantity of typing is not reaching to predetermined threshold value, by fingerprint image
As new fingerprint template typing fingerprint base, and labelling entry time corresponding with fingerprint image.
In sum, the fingerprint template update method of the embodiment of the present invention, first by the fingerprint image of user input and finger
In stricture of vagina storehouse, the fingerprint template of typing is mated, and wherein, fingerprint template is marked with corresponding entry time, then in fingerprint image
When being more than predetermined threshold value as the matching degree with fingerprint template, whether the fingerprint template quantity of detection typing reaches pre-determined threshold
Value, and when the fingerprint template quantity of typing reaches predetermined threshold value according to entry time corresponding with fingerprint template from fingerprint
Fingerprint template to be replaced is deleted in storehouse, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling and finger
The corresponding entry time of print image.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint
The effectiveness of learning functionality and the accuracy of fingerprint recognition.
Fig. 3 is the flow chart of the fingerprint template update method according to further embodiment of the present invention.
Step 301, the fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein,
Fingerprint template is marked with corresponding ban time.
Step 302, if fingerprint image is more than predetermined threshold value with the matching degree of fingerprint template, detects the fingerprint of typing
Whether template number reaches predetermined threshold value.
It should be noted that the description of step s301-s302 is corresponding with above-mentioned steps s101-s102, therefore to step
The description of rapid s202-s203, with reference to the description of above-mentioned steps s101-s102, will not be described here.
Step 303, if the fingerprint template quantity of typing reaches predetermined threshold value, lifts a ban according to fingerprint template is corresponding
Time determines whether the fingerprint template of typing is in the state of lifting a ban.
Step 304 if it is determined that not having there is the fingerprint template being in the state of lifting a ban in fingerprint base, then stops updating fingerprint
The fingerprint template of typing in storehouse.
Step 305 if it is determined that there is, in fingerprint base, the fingerprint template being in the state of lifting a ban, is then deleted from fingerprint base
The fingerprint template early lifted a ban.
Specifically, after the fingerprint template quantity in detection typing reaches predetermined threshold value, represented fingerprint template quantity
Through new fingerprint template can not be added toward in fingerprint base, thus need to determine typing according to the corresponding ban time of fingerprint template
Fingerprint template whether be in the state of lifting a ban, be in the fingerprint template of the state of lifting a ban without existing, need to stop renewal referring to
The fingerprint template of typing in stricture of vagina storehouse；If there is the fingerprint template being in the state of lifting a ban, can delete from fingerprint base earliest
The fingerprint template lifted a ban.
Wherein, ban time can need to be configured according to the time, and for example ban time is 2 days, represents that it is corresponding
The expiry date of fingerprint template is 2 days, and within 2 days, its corresponding fingerprint template can not be deleted.After 2 days, its corresponding finger
Stricture of vagina template is in the state of lifting a ban, and can be deleted.
It should be noted that if there is the fingerprint template being much in the state of lifting a ban, deleting from fingerprint base and solve earliest
The fingerprint template prohibited.
Step 306, using fingerprint image as new fingerprint template typing fingerprint base, and labelling solution corresponding with fingerprint image
The taboo time.
Specifically, after deleting fingerprint template to be replaced, using fingerprint image as new fingerprint template typing fingerprint base,
And the corresponding ban time of labelling fingerprint image.
If it should be noted that the fingerprint template quantity of typing is not reaching to predetermined threshold value, by fingerprint image
As new fingerprint template typing fingerprint base, and labelling ban time corresponding with fingerprint image.
In sum, the fingerprint template update method of the embodiment of the present invention, first by the fingerprint image of user input and finger
In stricture of vagina storehouse, the fingerprint template of typing is mated, and wherein, fingerprint template is marked with corresponding ban time, then in fingerprint image
When being more than predetermined threshold value as the matching degree with fingerprint template, whether the fingerprint template quantity of detection typing reaches pre-determined threshold
Value, and when the fingerprint template quantity of typing reaches predetermined threshold value according to ban time corresponding with fingerprint template from fingerprint
Fingerprint template to be replaced is deleted in storehouse, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling and finger
The corresponding ban time of print image.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint
The effectiveness of learning functionality and the accuracy of fingerprint recognition.
In order to realize above-described embodiment, the application also proposed a kind of fingerprint template updating device, and Fig. 4 is according to the present invention
The structural representation of the fingerprint template updating device of one embodiment.
As shown in figure 4, this fingerprint template updating device includes: matching module 10, detection module 20, removing module 30 and
One typing module 40.
Wherein, matching module 10 is used for carrying out the fingerprint template of the fingerprint image of user input and typing in fingerprint base
Coupling, wherein, fingerprint template is marked with corresponding typing information.
Fingerprint reading systems, such as optical fingerprint collector, heat-sensitive type sensor, radio frequency sensor side can be passed through first
Formula obtains the fingerprint image of user input.
And then, fingerprint image is compared with n fingerprint template in the fingerprint base of typing, if fingerprint image with
The matching degree between the i-th fingerprint template in the fingerprint base of typing is more than predetermined threshold value, then detect the fingerprint template of typing
Whether quantity reaches predetermined threshold value.
Detection module 20 is used for when the matching degree of fingerprint image and fingerprint template is more than predetermined threshold value, detection typing
Whether fingerprint template quantity reaches predetermined threshold value.
Removing module 30 be used for when the fingerprint template quantity of typing reaches predetermined threshold value, according to fingerprint template pair
The typing information answered deletes fingerprint template to be replaced from fingerprint base.
First typing module 40 is used for fingerprint image as new fingerprint template typing fingerprint base, and labelling and fingerprint image
As corresponding typing information.
Specifically, first after the fingerprint template quantity of detection typing reaches predetermined threshold value, represent in fingerprint base
Through can not the new fingerprint template of typing again, need according to different fingerprint template corresponding typing information, execute different from finger
Fingerprint template operation to be replaced is deleted in stricture of vagina storehouse.
Further, after deleting fingerprint template to be replaced, using fingerprint image as new fingerprint template typing fingerprint base,
And labelling fingerprint image corresponding typing information.
It should be noted that the aforementioned explanation to fingerprint template update method embodiment is also applied for this embodiment
Fingerprint template updating device, it is realized principle and is similar to, and here is omitted.
In sum, the fingerprint template updating device of the embodiment of the present invention, first by the fingerprint image of user input and finger
In stricture of vagina storehouse, the fingerprint template of typing is mated, and wherein, fingerprint template is marked with corresponding typing information, then in fingerprint image
When being more than predetermined threshold value as the matching degree with fingerprint template, whether the fingerprint template quantity of detection typing reaches pre-determined threshold
Value, and when the fingerprint template quantity of typing reaches predetermined threshold value according to typing information corresponding with fingerprint template from fingerprint
Fingerprint template to be replaced is deleted in storehouse, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling and finger
Print image corresponding typing information.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint
The effectiveness of learning functionality and the accuracy of fingerprint recognition.
Fig. 5 is the structural representation of fingerprint template updating device in accordance with another embodiment of the present invention.As shown in figure 5,
On the basis of as shown in Figure 4, this fingerprint template updating device also includes: the second typing module 50, determining module 60, stopping mould
Block 70.
Wherein, the second typing module 50 is used for when the fingerprint template quantity of typing is not reaching to predetermined threshold value, will
Fingerprint image is as new fingerprint base described in fingerprint template typing, and labelling typing information corresponding with fingerprint image.
In particular it is required that according to different fingerprint template corresponding typing information, executing different deleting from fingerprint base
Fingerprint template operation to be replaced.
Wherein, typing information be entry time, removing module 30 be used for according to the corresponding entry time of fingerprint template from
Entry time fingerprint template the longest is deleted in fingerprint base.
Wherein, typing information is ban time, it is first determined when module 60 is used for according to lift a ban corresponding with fingerprint template
Between determine whether the fingerprint template of typing is in the state of lifting a ban.Removing module 30 is used for: if it is determined that at presence in fingerprint base
In the fingerprint template of state of lifting a ban, then delete the fingerprint template lifted a ban earliest from fingerprint base.Stopping modular 70 is used for determining
When there is no to exist the fingerprint template being in the state of lifting a ban in fingerprint base, stop updating the fingerprint template of typing in fingerprint base.
It should be noted that the aforementioned explanation to fingerprint template update method embodiment is also applied for this embodiment
Fingerprint template updating device, it is realized principle and is similar to, and here is omitted.
In sum, the fingerprint template updating device of the embodiment of the present invention, first by the fingerprint image of user input and finger
In stricture of vagina storehouse, the fingerprint template of typing is mated, and wherein, fingerprint template is marked with corresponding typing information, then in fingerprint image
When being more than predetermined threshold value as the matching degree with fingerprint template, whether the fingerprint template quantity of detection typing reaches pre-determined threshold
Value, and when the fingerprint template quantity of typing reaches predetermined threshold value according to typing information corresponding with fingerprint template from fingerprint
Fingerprint template to be replaced is deleted in storehouse, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling and finger
Print image corresponding typing information.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint
The effectiveness of learning functionality and the accuracy of fingerprint recognition.
Fig. 6 is the structural representation of terminal unit according to an embodiment of the invention.
Referring to Fig. 6, terminal unit 1000 can include following one or more assemblies: processor 1001, memorizer 1002,
Power circuit 1003, multimedia groupware 1004, audio-frequency assembly 1005, the interface 1006 of input/output (i/o), sensor cluster
1007, and communication component 1008.
Power circuit 1003, for being each circuit of terminal unit or device is powered；Memorizer 1002 can for storage
Configuration processor code；Processor 1001 is run and executable by reading the executable program code of storage in memorizer 1002
The corresponding program of program code, for execution following steps:
The fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein, fingerprint template
It is marked with corresponding typing information；
If fingerprint image is more than predetermined threshold value with the matching degree of fingerprint template, detect the fingerprint template quantity of typing
Whether reach predetermined threshold value；
If the fingerprint template quantity of typing reaches predetermined threshold value, according to typing information corresponding with fingerprint template
Fingerprint template to be replaced is deleted from fingerprint base；
Using fingerprint image as new fingerprint template typing fingerprint base, and labelling typing information corresponding with fingerprint image.
It should be noted that the aforementioned explanation to fingerprint template update method embodiment is also applied for this embodiment
Terminal unit, it is realized principle and is similar to, and here is omitted.
In sum, the terminal unit of the embodiment of the present invention, first by the fingerprint image of user input and fingerprint base
The fingerprint template of typing is mated, and wherein, fingerprint template is marked with corresponding typing information, then in fingerprint image and fingerprint
When the matching degree of template is more than predetermined threshold value, whether the fingerprint template quantity of detection typing reaches predetermined threshold value, and
The fingerprint template quantity of typing reaches deletes from fingerprint base according to typing information corresponding with fingerprint template during predetermined threshold value
Fingerprint template to be replaced, finally using fingerprint image as new fingerprint template typing fingerprint base, and labelling and fingerprint image pair
The typing information answered.Thereby, it is possible in time, update fingerprint template in an orderly manner, reduce and refuse sincere, improve fingerprint learning functionality
Effectiveness and fingerprint recognition accuracy.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (11)
1. a kind of fingerprint template update method is it is characterised in that comprise the following steps:
The fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein, described fingerprint template
It is marked with corresponding typing information；
If described fingerprint image is more than predetermined threshold value with the matching degree of described fingerprint template, the fingerprint of typing described in detection
Whether template number reaches predetermined threshold value；
If the fingerprint template quantity of described typing reaches predetermined threshold value, according to typing corresponding with described fingerprint template
Information deletes fingerprint template to be replaced from described fingerprint base；
Using described fingerprint image as new fingerprint base described in fingerprint template typing, and labelling record corresponding with described fingerprint image
Enter information.
2. the method for claim 1 it is characterised in that detection described in typing fingerprint template quantity whether reach pre-
After gating limit value, also include:
If the fingerprint template quantity of described typing is not reaching to predetermined threshold value, using described fingerprint image as new finger
Fingerprint base described in stricture of vagina template typing, and labelling typing information corresponding with described fingerprint image.
3. the method for claim 1 it is characterised in that described typing information be entry time, described basis with described
Fingerprint template corresponding typing information deletes fingerprint template to be replaced from described fingerprint base, comprising:
Entry time fingerprint template the longest is deleted from described fingerprint base according to the corresponding entry time of described fingerprint template.
4. the method for claim 1 is it is characterised in that described typing information is ban time, in described basis and institute
State before fingerprint template corresponding typing information deletes fingerprint template to be replaced from described fingerprint base, also include:
According to ban time corresponding with described fingerprint template determines, whether the fingerprint template of typing is in the state of lifting a ban；
Described basis typing information corresponding with described fingerprint template deletes fingerprint template to be replaced from described fingerprint base, bag
Include:
If it is determined that there is the fingerprint template being in the state of lifting a ban in described fingerprint base, then delete from described fingerprint base and solve earliest
The fingerprint template prohibited.
5. method as claimed in claim 4 is it is characterised in that determining according to ban time corresponding with described fingerprint template
After whether the fingerprint template of described typing is in the state of lifting a ban, also include:
If it is determined that there is no there is the fingerprint template being in the state of lifting a ban in described fingerprint base, then stop updating in described fingerprint base
The fingerprint template of typing.
6. a kind of fingerprint template updating device is it is characterised in that include:
Matching module, for being mated the fingerprint image of user input with the fingerprint template of typing in fingerprint base, wherein,
Described fingerprint template is marked with corresponding typing information；
Detection module, when being more than predetermined threshold value for the matching degree in described fingerprint image and described fingerprint template, detection is described
Whether the fingerprint template quantity of typing reaches predetermined threshold value；
Removing module, when reaching predetermined threshold value for the fingerprint template quantity in described typing, according to described fingerprint mould
Plate corresponding typing information deletes fingerprint template to be replaced from described fingerprint base；
First typing module, for using described fingerprint image as new fingerprint base described in fingerprint template typing, and labelling and institute
State fingerprint image corresponding typing information.
7. device as claimed in claim 6 is it is characterised in that also include:
Second typing module, when being not reaching to predetermined threshold value for the fingerprint template quantity in described typing, by described finger
Print image is as new fingerprint base described in fingerprint template typing, and labelling typing information corresponding with described fingerprint image.
8. device as claimed in claim 6 it is characterised in that described typing information is entry time, use by described removing module
In:
Entry time fingerprint template the longest is deleted from described fingerprint base according to the corresponding entry time of described fingerprint template.
9. device as claimed in claim 6, it is characterised in that described typing information is ban time, also includes:
Determining module, for typing described in being determined according to ban time corresponding with described fingerprint template fingerprint template whether
It is in the state of lifting a ban；
Described removing module is used for:
If it is determined that there is the fingerprint template being in the state of lifting a ban in described fingerprint base, then delete from described fingerprint base and solve earliest
The fingerprint template prohibited.
10. device as claimed in claim 9 is it is characterised in that also include:
Stopping modular, during for not having to exist, in the described fingerprint base of determination, the fingerprint template being in the state of lifting a ban, stops updating
The fingerprint template of typing in described fingerprint base.
A kind of 11. terminal units are it is characterised in that include: housing, processor, memorizer, circuit board and power circuit, wherein,
Described circuit board is placed in the interior volume that described housing surrounds, and described processor and described memorizer are arranged on described circuit board
On；Described power circuit, for being each circuit of terminal unit or device is powered；Described memorizer is used for storing executable journey
Sequence code；Described processor is run and described executable journey by reading the executable program code of storage in described memorizer
The corresponding program of sequence code, for execution following steps:
The fingerprint image of user input is mated with the fingerprint template of typing in fingerprint base, wherein, described fingerprint template
It is marked with corresponding typing information；
If described fingerprint image is more than predetermined threshold value with the matching degree of described fingerprint template, the fingerprint of typing described in detection
Whether template number reaches predetermined threshold value；
If the fingerprint template quantity of described typing reaches predetermined threshold value, according to typing corresponding with described fingerprint template
Information deletes fingerprint template to be replaced from described fingerprint base；
Using described fingerprint image as new fingerprint base described in fingerprint template typing, and labelling record corresponding with described fingerprint image
Enter information.
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| CN201610805083.0A CN106372609B (en) | 2016-09-05 | 2016-09-05 | fingerprint template update method, device and terminal device |
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| CN201610805083.0A CN106372609B (en) | 2016-09-05 | 2016-09-05 | fingerprint template update method, device and terminal device |
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| CN107423596A (en) * | 2017-03-17 | 2017-12-01 | 广东欧珀移动通信有限公司 | A kind of fingerprint template synchronous method and device |
| CN107580142A (en) * | 2017-09-22 | 2018-01-12 | 北京小米移动软件有限公司 | A kind of method and apparatus for performing processing |
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| CN110334688A (en) * | 2019-07-16 | 2019-10-15 | 重庆紫光华山智安科技有限公司 | Image-recognizing method, device and computer readable storage medium based on human face photo library |
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| WO2021056450A1 (en) * | 2019-09-27 | 2021-04-01 | 深圳市汇顶科技股份有限公司 | Method for updating image template, device, and storage medium |
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| CN116434352A (en) * | 2023-06-12 | 2023-07-14 | 深圳市航顺芯片技术研发有限公司 | Fingerprint library generation method, fingerprint identification device and storage medium |
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| CN107423596A (en) * | 2017-03-17 | 2017-12-01 | 广东欧珀移动通信有限公司 | A kind of fingerprint template synchronous method and device |
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| CN110334688A (en) * | 2019-07-16 | 2019-10-15 | 重庆紫光华山智安科技有限公司 | Image-recognizing method, device and computer readable storage medium based on human face photo library |
| CN110334688B (en) * | 2019-07-16 | 2021-09-07 | 重庆紫光华山智安科技有限公司 | Image recognition method and device based on face photo library and computer readable storage medium |
| WO2021056450A1 (en) * | 2019-09-27 | 2021-04-01 | 深圳市汇顶科技股份有限公司 | Method for updating image template, device, and storage medium |
| CN112912889A (en) * | 2019-09-27 | 2021-06-04 | 深圳市汇顶科技股份有限公司 | Image template updating method, device and storage medium |
| CN112912889B (en) * | 2019-09-27 | 2024-03-26 | 深圳市汇顶科技股份有限公司 | Image template updating method, device and storage medium |
| CN111241314A (en) * | 2020-01-13 | 2020-06-05 | 北京迈格威科技有限公司 | Fingerprint bottom library input method and device, electronic equipment and storage medium |
| CN113723539A (en) * | 2021-09-02 | 2021-11-30 | 北京云蝶智学科技有限公司 | Test question information acquisition method and device |
| CN116434352A (en) * | 2023-06-12 | 2023-07-14 | 深圳市航顺芯片技术研发有限公司 | Fingerprint library generation method, fingerprint identification device and storage medium |
| CN116434352B (en) * | 2023-06-12 | 2023-09-22 | 深圳市航顺芯片技术研发有限公司 | Fingerprint library generation method, fingerprint identification device and storage medium |
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