CN106951851A - The update method and device of fingerprint template - Google Patents
The update method and device of fingerprint template Download PDFInfo
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- CN106951851A CN106951851A CN201710154658.1A CN201710154658A CN106951851A CN 106951851 A CN106951851 A CN 106951851A CN 201710154658 A CN201710154658 A CN 201710154658A CN 106951851 A CN106951851 A CN 106951851A
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- fingerprint template
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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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- 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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- Collating Specific Patterns (AREA)
Abstract
The invention discloses a kind of update method of fingerprint template and device, belong to technical field of information processing.Methods described includes：When the fingerprint template with user fingerprints characteristic matching is not present in fingerprint template storehouse, alternative fingerprint template is generated using the user fingerprints feature, and by the alternative fingerprint template record in alternative templates storehouse.When in the alternative templates storehouse in the presence of the alternative fingerprint template for being more than predetermined threshold value with the fingerprint template similarity in fingerprint template storehouse, fingerprint template can be updated further according to the alternative fingerprint template.The method that the present invention is provided can be constantly updated during user carries out fingerprint authentication to fingerprint template, therefore improve the precision of fingerprint template, and then improve the accuracy rate of fingerprint authentication.
Description
Technical field
The present invention relates to technical field of information processing, the update method and device of more particularly to a kind of fingerprint template.
Background technology
With the fast development of biological identification technology, increasing equipment starts the body to user using fingerprint sensor
Part is verified.The fingerprint sensor can the same finger of multi collect user in advance fingerprint characteristic, and repeatedly adopted according to this
Collect obtained fingerprint characteristic and generate a fingerprint template.
In correlation technique, when fingerprint sensor detects freshly harvested user fingerprints feature and some fingerprint prestored
When template matches, it can confirm that and be verified；When the fingerprint sensor detects the freshly harvested user fingerprints feature and pre-
When the fingerprint template first stored is mismatched, authentication failed is can confirm that, and abandon the freshly harvested user fingerprints feature.
But, user may cause to refer in typing fingerprint characteristic due to acting the influence such as lack of standardization or environment temperature
The precision of the fingerprint template of line sensor generation is relatively low so that accurate when fingerprint sensor is verified according to the fingerprint template
Property is relatively low.
The content of the invention
In order to solve the problem of accuracy rate is relatively low during fingerprint authentication in correlation technique, the invention provides a kind of fingerprint template
Update method and device.The technical scheme is as follows：
First aspect includes there is provided a kind of update method of fingerprint template, methods described：
When collecting user fingerprints feature, detect in fingerprint template storehouse and whether there is and the user fingerprints characteristic matching
Fingerprint template；
When the fingerprint template with the user fingerprints characteristic matching is not present in the fingerprint template storehouse, used according to described
Family fingerprint characteristic generates alternative fingerprint template, and by the alternative fingerprint template record in alternative templates storehouse；
Detect in the alternative templates storehouse with the presence or absence of big with the similarity of any fingerprint template in the fingerprint template storehouse
In the alternative fingerprint template of predetermined threshold value；
When default in the presence of being more than with the similarity of target fingerprint template in the fingerprint template storehouse in the alternative templates storehouse
During the alternative fingerprint template of threshold value, the target fingerprint template is updated using the alternative fingerprint template.
Second aspect includes there is provided a kind of updating device of fingerprint template, described device：
First detection module, for when collecting user fingerprints feature, detecting in fingerprint template storehouse and whether there is and institute
State the fingerprint template of user fingerprints characteristic matching；
Logging modle, for when the fingerprint template is not present in the fingerprint template storehouse, according to the user fingerprints
Feature generates alternative fingerprint template, and by the alternative fingerprint template record in alternative templates storehouse；
Second detection module, whether there is in the alternative templates storehouse and any finger in the fingerprint template storehouse for being detected
The similarity of line template is more than the alternative fingerprint template of predetermined threshold value；
First update module, for when in the alternative templates storehouse exist and target fingerprint template in the fingerprint template storehouse
Similarity when being more than the alternative fingerprint template of predetermined threshold value, the target fingerprint mould is updated using the alternative fingerprint template
Plate.
The beneficial effect that the technical scheme that the present invention is provided is brought is：
The invention provides a kind of update method of fingerprint template and device, the update method of the fingerprint template can refer to
When the fingerprint template with user fingerprints characteristic matching being not present in line ATL, alternative fingerprint is generated using the user fingerprints feature
Template, and by the alternative fingerprint template record in alternative templates storehouse.When in the alternative templates storehouse exist with fingerprint template storehouse
Fingerprint template similarity be more than predetermined threshold value alternative fingerprint template when, can be further according to the alternative fingerprint template to fingerprint mould
Plate is updated.The method that the present invention is provided can constantly be carried out during user carries out fingerprint authentication to fingerprint template
Update, therefore improve the precision of fingerprint template, and then improve the accuracy rate of fingerprint authentication.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of flow chart of the update method of fingerprint template provided in an embodiment of the present invention；
Fig. 2 is a kind of method flow diagram for updating target fingerprint template provided in an embodiment of the present invention；
Fig. 3 is a kind of structural representation of the updating device of fingerprint template provided in an embodiment of the present invention；
Fig. 4 is the structural representation of the updating device of another fingerprint template provided in an embodiment of the present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of flow chart of the update method of fingerprint template provided in an embodiment of the present invention, with reference to Fig. 1, this method
Including：
Step 101, when collecting user fingerprints feature, detect and whether there is in fingerprint template storehouse and the user fingerprints are special
Levy the fingerprint template of matching.
When the fingerprint template with the user fingerprints characteristic matching is not present in the fingerprint template storehouse, step can be performed
102；When there is the fingerprint template with the user fingerprints characteristic matching in the fingerprint template storehouse, step 108 can be performed.
In embodiments of the present invention, record has at least one fingerprint template in the fingerprint template storehouse, at least one fingerprint
Template is to prestore in fingerprint identification module for the fingerprint template verified to user fingerprints.When fingerprint recognition template
When collecting the fingerprint characteristic of user's typing, can by each fingerprint template in the user fingerprints feature and fingerprint template storehouse by
One is contrasted, to detect whether the fingerprint template for having with the user fingerprints characteristic matching.
In a kind of optional implementation, multiple characteristic points, fingerprint recognition template can be included in each fingerprint template
Collect after user fingerprints feature, image procossing and feature extraction can be carried out to the user fingerprints feature, to extract the user
Characteristic point in fingerprint characteristic, and the characteristic point extracted is compared with the characteristic point in each fingerprint template.Work as user
When the quantity of the characteristic point repeated in fingerprint characteristic and fingerprint template is more than predetermined number threshold value, then the fingerprint identification module can be with
Determine that the user fingerprints feature matches with the fingerprint template；When the feature repeated in user fingerprints feature and each fingerprint template
Point quantity no more than predetermined number threshold value when, then the fingerprint identification module can determine in the fingerprint template storehouse be not present with
The fingerprint template of user fingerprints characteristic matching.
In another optional implementation, fingerprint pattern, fingerprint recognition template can be included in each fingerprint template
Collect after user fingerprints feature, the user fingerprints feature and the similarity of fingerprint pattern in each fingerprint template can be calculated.
When the similarity of fingerprint pattern in user fingerprints feature and fingerprint template is more than default similarity threshold, then the fingerprint recognition mould
Block can determine that the user fingerprints feature matches with the fingerprint template；When fingerprint in user fingerprints feature and each fingerprint template
When the similarity of pattern is no more than default similarity threshold, then the fingerprint identification module can be determined in the fingerprint template storehouse not
In the presence of the fingerprint template with user fingerprints characteristic matching.
It should be noted that in addition to above two implementation, fingerprint identification module can also use other fingerprints
Recognizer detects in the fingerprint template storehouse whether to deposit fingerprint template, and the embodiment of the present invention is not construed as limiting to this.
With the presence or absence of the alternative fingerprint template with the user fingerprints characteristic matching in step 102, detection alternative templates storehouse.
The alternative fingerprint template recorded in the alternative templates storehouse is generated according to the alternative fingerprint characteristic collected, should
Alternative fingerprint characteristic is mismatched with the fingerprint template in the fingerprint template storehouse.
In embodiments of the present invention, when fingerprint template with the user fingerprints characteristic matching is not present in fingerprint template storehouse
When, fingerprint identification module can also further by the alternative fingerprint template in the user fingerprints feature and alternative templates storehouse carry out by
One contrast, to detect in the alternative templates storehouse with the presence or absence of the alternative fingerprint template with the user fingerprints characteristic matching.When this is standby
When selecting in ATL in the absence of the alternative fingerprint template with the user fingerprints characteristic matching, the fingerprint identification module can perform step
Rapid 103；When there is the alternative fingerprint template with the user fingerprints characteristic matching in the alternative templates storehouse, the fingerprint identification module
Step 104 can be performed.
Wherein, fingerprint identification module detects whether the specific mistake for having with the alternative fingerprint template of user fingerprints characteristic matching
Journey may be referred to above-mentioned steps 101, and here is omitted.
Step 103, alternative fingerprint template is generated according to the user fingerprints feature, and by alternative fingerprint template record at this
In alternative templates storehouse.Perform step 105.
When the alternative fingerprint template with user fingerprints characteristic matching is not present in the alternative templates storehouse, fingerprint identification module
New alternative fingerprint template can be generated according to the user fingerprints feature, and the new alternative fingerprint template record is alternative at this
In ATL.
Step 104, the alternative fingerprint template updated using the user fingerprints feature.Perform step 105.
When there is the alternative fingerprint template with the user fingerprints characteristic matching in the alternative templates storehouse, fingerprint identification module
Matched alternative fingerprint template can be updated using the newest user fingerprints feature collected.Specifically, fingerprint recognition mould
The fingerprint characteristic increased newly in the user fingerprints feature can be added in the alternative fingerprint template of the matching by block.Wherein, this is new
The fingerprint characteristic of increasing refers to carry in user fingerprints feature and Unrecorded fingerprint characteristic in the alternative fingerprint template.
Step 105, detect in the alternative templates storehouse whether there is in the fingerprint template storehouse any fingerprint template it is similar
Alternative fingerprint template of the degree more than predetermined threshold value.
Further, fingerprint identification module can be by each alternative fingerprint template and fingerprint template in the alternative templates storehouse
Each fingerprint template in storehouse is contrasted one by one, to detect in the alternative templates storehouse with the presence or absence of the phase with some fingerprint template
Alternative fingerprint template like degree more than predetermined threshold value.When in the alternative templates storehouse exist and the target fingerprint in the fingerprint template storehouse
When the similarity of template is more than the alternative fingerprint template of predetermined threshold value, the fingerprint identification module can perform step 106；When this is standby
When selecting the similarity of each fingerprint template in alternative fingerprint template and the fingerprint template storehouse in ATL no more than predetermined threshold value,
Fingerprint identification module can that is to say that the fingerprint identification module can wait user's typing fingerprint characteristic again with end operation.
It should be noted that in above-mentioned steps 105, fingerprint identification module can be preferentially to updating in above-mentioned steps 104
Alternative fingerprint template detected, that is, detect the alternative fingerprint template after the renewal whether with some in the fingerprint template storehouse
The similarity of fingerprint template is more than predetermined threshold value.
Step 106, target fingerprint template updated using the alternative fingerprint template.Perform step 107.
In embodiments of the present invention, if alternatively in some alternative fingerprint template and fingerprint template storehouse in fingerprint module storehouse
The similarity of target fingerprint template is more than predetermined threshold value, then the fingerprint identification module can be updated using the alternative fingerprint template and is somebody's turn to do
Target fingerprint template, further to improve the target fingerprint module, improve the fingerprint identification module carry out fingerprint authentication when
Accuracy rate.
Fig. 2 is a kind of method flow diagram for updating target fingerprint template provided in an embodiment of the present invention, and with reference to Fig. 2, this refers to
The process that line identification module updates target fingerprint template using alternative fingerprint template can include：
It whether there is non-existent new fingerprint in target fingerprint template in step 1061, the alternative fingerprint template of detection special
Levy.
In embodiments of the present invention, when the equal characteristic point recorded in the alternative fingerprint template and target fingerprint template, refer to
Line identification module can extract the characteristic point in the alternative fingerprint template and target fingerprint template respectively, and detect alternative fingerprint mould
It whether there is Unrecorded new characteristic point in target fingerprint template in the characteristic point of plate；When the alternative fingerprint template and target refer to
Recorded in line template when being fingerprint pattern, fingerprint identification module can directly detect the fingerprint pattern of the alternative fingerprint template
In whether there is target fingerprint template in Unrecorded new fingerprint lines.
Step 1062, when there is the new fingerprint characteristic in the alternative fingerprint template, the new fingerprint characteristic is added
To the target fingerprint template.
Example, the fingerprint identification module can refer to the new characteristic point or new fingerprint lines added to the target
In line template, so as to realize the renewal to the target fingerprint template.
Because in embodiments of the present invention, fingerprint identification module detects fingerprint characteristic and the fingerprint template storehouse of user's typing
In fingerprint template after it fails to match, alternative fingerprint template can be generated according to the user fingerprints feature that it fails to match, and will
The alternative fingerprint template is stored into alternative templates storehouse.When fingerprint identification module detects the user fingerprints spy that it fails to match again
After levying, the user fingerprints feature that it fails to match and the alternative fingerprint template in alternative templates storehouse can be compared, and can
The user fingerprints feature that it fails to match is somebody's turn to do with basis to be updated and perfect the alternative fingerprint template.It is alternative after the renewal
When fingerprint template can match with some fingerprint template in fingerprint template storehouse, after fingerprint identification module can be according to the renewal
Alternative fingerprint template fingerprint template is further updated and perfect.Compared in correlation technique only with the match is successful
User fingerprints feature fingerprint template is updated, method provided in an embodiment of the present invention greatly improves fingerprint template more
New efficiency.
Step 107, the alternative fingerprint template deleted from the alternative fingerprint template storehouse.
After fingerprint identification module is updated using alternative fingerprint template to the target fingerprint template in fingerprint template storehouse, i.e.,
The alternative fingerprint template can be deleted from the alternative fingerprint template storehouse.
Step 108, the fingerprint template updated using the user fingerprints feature.
In above-mentioned steps 101, if fingerprint identification module detects exist and the user fingerprints feature in fingerprint template storehouse
During the fingerprint template of matching, the fingerprint template directly can be updated using the user fingerprints feature, to enrich in the fingerprint template
Fingerprint characteristic, improve identification accuracy rate.
It should be noted that in above-mentioned steps 101 and step 102, fingerprint identification module is in fingerprint template storehouse or standby
Select matching threshold (such as predetermined number threshold value or default similarity threshold) referenced when matching template is detected in ATL
Can be with identical, can also be different, the embodiment of the present invention is not limited the specific size of matching threshold in each step.
It should also be noted that, the sequencing of the step of update method of fingerprint template provided in an embodiment of the present invention can
Suitably to be adjusted, step according to circumstances can also accordingly be increased and decreased.Any one skilled in the art exists
The invention discloses technical scope in, the method that can readily occur in change should be all included within the scope of the present invention, because
This is repeated no more.
In summary, the embodiments of the invention provide a kind of update method of fingerprint template, the update method can refer to
When the fingerprint template with user fingerprints characteristic matching being not present in line ATL, alternative fingerprint is generated using the user fingerprints feature
Template, and by the alternative fingerprint template record in alternative templates storehouse.When in the alternative templates storehouse exist with fingerprint template storehouse
Fingerprint template similarity be more than predetermined threshold value alternative fingerprint template when, can be further according to the alternative fingerprint template to fingerprint mould
Plate is updated.The method that the present invention is provided can constantly be carried out during user carries out fingerprint authentication to fingerprint template
Update, therefore improve the precision of fingerprint template, and then improve the accuracy rate of fingerprint authentication.
Fig. 3 is a kind of structural representation of the updating device of fingerprint template provided in an embodiment of the present invention, with reference to Fig. 3, should
Device can include：
First detection module 301, for when collecting user fingerprints feature, detect whether there is in fingerprint template storehouse with
The fingerprint template of the user fingerprints characteristic matching.
Logging modle 302, for when fingerprint template with the user fingerprints characteristic matching is not present in the fingerprint template storehouse
When, alternative fingerprint template is generated according to the user fingerprints feature, and by the alternative fingerprint template record in alternative templates storehouse.
Second detection module 303, whether there is in the alternative templates storehouse and any finger in the fingerprint template storehouse for being detected
The similarity of line template is more than the alternative fingerprint template of predetermined threshold value.
First update module 304, for when in the alternative templates storehouse exist and target fingerprint template in the fingerprint template storehouse
Similarity be more than predetermined threshold value alternative fingerprint template when, the target fingerprint template is updated using the alternative fingerprint template.
Fig. 4 is the structural representation of the updating device of another fingerprint template provided in an embodiment of the present invention, with reference to Fig. 4,
The device can also include：
3rd detection module 305, whether there is and the user fingerprints characteristic matching for detecting in the alternative templates storehouse
Alternative fingerprint template.
The logging modle 302, specifically for standby with the user fingerprints characteristic matching when being not present in the alternative templates storehouse
When selecting fingerprint template, alternative fingerprint template is generated according to the user fingerprints feature.
The device can also include：
Second update module 306, for when there is alternative finger with the user fingerprints characteristic matching in the alternative templates storehouse
During line template, the alternative fingerprint template is updated using the user fingerprints feature.
Optionally, the device can also include：
3rd update module 307, for when there is fingerprint mould with the user fingerprints characteristic matching in the fingerprint template storehouse
During plate, the fingerprint template is updated using the user fingerprints feature.
Optionally, the first update module 304, specifically can be used for：
Detect and whether there is non-existent new fingerprint characteristic in the target fingerprint template in the alternative fingerprint template；When this
When there is the new fingerprint characteristic in alternative fingerprint template, the new fingerprint characteristic is added to the target fingerprint template.
Optionally, first update module 304, can be also used for：
The alternative fingerprint template is deleted from the alternative fingerprint template storehouse.
In summary, the embodiments of the invention provide a kind of updating device of fingerprint template, the updating device can refer to
When the fingerprint template with user fingerprints characteristic matching being not present in line ATL, alternative fingerprint is generated using the user fingerprints feature
Template, and by the alternative fingerprint template record in alternative templates storehouse.When in the alternative templates storehouse exist with fingerprint template storehouse
Fingerprint template similarity be more than predetermined threshold value alternative fingerprint template when, can be further according to the alternative fingerprint template to fingerprint mould
Plate is updated.The method that the present invention is provided can constantly be carried out during user carries out fingerprint authentication to fingerprint template
Update, therefore improve the precision of fingerprint template, and then improve the accuracy rate of fingerprint authentication.
It is apparent to those skilled in the art that, for convenience and simplicity of description, the device of foregoing description
With the specific work process of module, the corresponding process in preceding method embodiment is may be referred to, be will not be repeated here.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modifications, equivalent substitutions and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of update method of fingerprint template, it is characterised in that methods described includes：
When collecting user fingerprints feature, detect in fingerprint template storehouse with the presence or absence of the finger with the user fingerprints characteristic matching
Line template；
When the fingerprint template with the user fingerprints characteristic matching is not present in the fingerprint template storehouse, referred to according to the user
Line feature generates alternative fingerprint template, and by the alternative fingerprint template record in alternative templates storehouse；
Detect and whether there is the similarity with any fingerprint template in the fingerprint template storehouse in the alternative templates storehouse more than pre-
If the alternative fingerprint template of threshold value；
It is more than predetermined threshold value with the similarity of target fingerprint template in the fingerprint template storehouse when existing in the alternative templates storehouse
Alternative fingerprint template when, the target fingerprint template is updated using the alternative fingerprint template.
2. according to the method described in claim 1, it is characterised in that alternative fingerprint mould is being generated according to the user fingerprints feature
Before plate, methods described also includes：
Detect in the alternative templates storehouse with the presence or absence of the alternative fingerprint template with the user fingerprints characteristic matching；
It is described that alternative fingerprint template is generated according to the user fingerprints feature, including：
When the alternative fingerprint template with the user fingerprints characteristic matching is not present in the alternative templates storehouse, used according to described
Family fingerprint characteristic generates alternative fingerprint template；
Methods described also includes：
When there is the alternative fingerprint template with the user fingerprints characteristic matching in the alternative templates storehouse, using the user
Fingerprint characteristic updates the alternative fingerprint template.
3. according to the method described in claim 1, it is characterised in that whether there is and the user in detection fingerprint template storehouse
After the fingerprint template of fingerprint minutiae matching, methods described also includes：
When there is the fingerprint template with the user fingerprints characteristic matching in the fingerprint template storehouse, using the user fingerprints
Feature updates the fingerprint template.
4. according to any described method of claims 1 to 3, it is characterised in that described to be updated using the alternative fingerprint template
The target fingerprint template, including：
Detect and whether there is non-existent new fingerprint characteristic in the target fingerprint template in the alternative fingerprint template；
When there is the new fingerprint characteristic in the alternative fingerprint template, the new fingerprint characteristic is added to the mesh
Mark fingerprint template.
5. according to any described method of claims 1 to 3, it is characterised in that updating institute using the alternative fingerprint template
State after target fingerprint template, methods described also includes：
The alternative fingerprint template is deleted from the alternative fingerprint template storehouse.
6. a kind of updating device of fingerprint template, it is characterised in that described device includes：
First detection module, whether there is in fingerprint template storehouse and the use for when collecting user fingerprints feature, being detected
The fingerprint template of family fingerprint minutiae matching；
Logging modle, for when fingerprint template with the user fingerprints characteristic matching is not present in the fingerprint template storehouse,
Alternative fingerprint template is generated according to the user fingerprints feature, and by the alternative fingerprint template record in alternative templates storehouse；
Second detection module, whether there is and any fingerprint mould in the fingerprint template storehouse for detecting in the alternative templates storehouse
The similarity of plate is more than the alternative fingerprint template of predetermined threshold value；
First update module, for when there is phase with target fingerprint template in the fingerprint template storehouse in the alternative templates storehouse
When being more than the alternative fingerprint template of predetermined threshold value like degree, the target fingerprint template is updated using the alternative fingerprint template.
7. device according to claim 6, it is characterised in that described device also includes：
3rd detection module, for detecting in the alternative templates storehouse with the presence or absence of alternative with the user fingerprints characteristic matching
Fingerprint template；
The logging modle, for when alternative fingerprint with the user fingerprints characteristic matching is not present in the alternative templates storehouse
During template, alternative fingerprint template is generated according to the user fingerprints feature；
Described device also includes：
Second update module, for when there is alternative fingerprint mould with the user fingerprints characteristic matching in the alternative templates storehouse
During plate, the alternative fingerprint template is updated using the user fingerprints feature.
8. device according to claim 6, it is characterised in that described device also includes：
3rd update module, for when there is fingerprint template with the user fingerprints characteristic matching in the fingerprint template storehouse
When, the fingerprint template is updated using the user fingerprints feature.
9. according to any described device of claim 6 to 8, it is characterised in that the first update module, it is used for：
Detect and whether there is non-existent new fingerprint characteristic in the target fingerprint template in the alternative fingerprint template；
When there is the new fingerprint characteristic in the alternative fingerprint template, the new fingerprint characteristic is added to the mesh
Mark fingerprint template.
10. according to any described device of claim 6 to 8, it is characterised in that first update module, it is additionally operable to：
The alternative fingerprint template is deleted from the alternative fingerprint template storehouse.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710154658.1A CN106951851B (en) | 2017-03-15 | 2017-03-15 | Fingerprint template updating method and device |
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| CN201710154658.1A CN106951851B (en) | 2017-03-15 | 2017-03-15 | Fingerprint template updating method and device |
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| CN109145800A (en) * | 2018-08-13 | 2019-01-04 | Oppo广东移动通信有限公司 | Fingerprint template update method and Related product |
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| CN101794386A (en) * | 2010-03-24 | 2010-08-04 | 成都方程式电子有限公司 | Fingerprint identification system and method for resisting remaining fingerprint |
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| CN106951851B (en) | 2020-01-17 |
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