CN106033536A - Method and electronic device for updating the registered fingerprint datasets of fingerprint recognition - Google Patents
Method and electronic device for updating the registered fingerprint datasets of fingerprint recognition Download PDFInfo
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- CN106033536A CN106033536A CN201510121097.6A CN201510121097A CN106033536A CN 106033536 A CN106033536 A CN 106033536A CN 201510121097 A CN201510121097 A CN 201510121097A CN 106033536 A CN106033536 A CN 106033536A
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Abstract
A method and an electronic device for updating registered fingerprint datasets of fingerprint recognition are provided. The method for updating the registered fingerprint datasets of fingerprint recognition includes the steps of obtaining an inputting fingerprint dataset, wherein an inputting type of the inputting fingerprint dataset is a pressing type and comparing the inputting fingerprint dataset with a plurality of registered fingerprint datasets, wherein the plurality of registered fingerprint datasets are stored in a storage device; when the inputting fingerprint dataset matches one of the plurality of registered fingerprint datasets, determining whether the inputting type of the registered fingerprint dataset is the same as the inputting type of the inputting fingerprint dataset; and if the inputting type of the registered fingerprint dataset is different from the inputting type of the inputting fingerprint dataset, replacing the registered fingerprint dataset with the inputting fingerprint dataset.
Description
Technical field
Description of the invention is mainly related to the registered fingerprint data update method of fingerprint recognition, has especially
About the technology being updated registered fingerprint data by an intellectual learning mode.
Background technology
In recent years, along with the progress of bio-identification science and technology and be easier to be usurped due to password and card or
Losing and safety is low, therefore fingerprint identification technology the most increasingly obtains attention.Fingerprint recognition has only
One property, the finger of invariance and user all can carry out the multiplicity of fingerprint recognition, and fingermark image
Obtain easily.Therefore security performance and convenience are all substantially improved, and protect for financial security or data
Close also can become more efficient.
At traditional fingerprint identification technology, when user carries out the registration of its finger, i.e. secure and carried
The registered fingerprint data taken.Therefore, when user carries out status checking, user must be with note
Angle or position that volume finger print data is extracted are placed its finger and are verified on fingerprint inductor,
Otherwise easily cause authentication failed because of extraction less than enough characteristic points.But, in practical operation,
Chang Yinwei user is placed finger and is changed in the custom of fingerprint inductor, causes extracted registered fingerprint
The information of data is not enough, allows user need repeated authentication to bring inconvenience.
Summary of the invention
Because above-mentioned problem of the prior art, the invention provides and updated by an intellectual learning mode
The technology of registered fingerprint data.
The registered fingerprint data renewal of a kind of fingerprint recognition is provided according to one embodiment of the invention
Method.The step of the method includes: obtain an input finger print data, the most above-mentioned input finger print data
An input type be a pressing type；Above-mentioned input finger print data is entered with multiple registered fingerprint data
Row comparison, the most above-mentioned multiple registered fingerprint data are stored in a storage queue；When above-mentioned input fingerprint
During one of them log-on data comparison successes of data and above-mentioned multiple registered fingerprint data, it is judged that above-mentioned
The above-mentioned input type of the successful log-on data of comparison whether with the input class of above-mentioned input finger print data
Type is identical, and the most above-mentioned comparison successfully refers to that number is successfully registered in above-mentioned input finger print data and above-mentioned comparison
According to similarity more than one first marginal value；And if the successful log-on data of above-mentioned comparison is above-mentioned defeated
When entering the input type that type is different from above-mentioned input finger print data, replace with above-mentioned input finger print data
Above-mentioned comparison successful registered fingerprint data, the above-mentioned input of the successful log-on data of the most above-mentioned comparison
Type is a swipe type, is different from the input type of above-mentioned input finger print data, and it is above-mentioned pressing
Type.
A kind of electronic installation is provided according to one embodiment of the invention.This electronic installation includes, a storage
Deposit queue, a fingerprint sensor and a processing unit.Store queue in order to store multiple registered fingerprint number
According to.Fingerprint sensor is in order to obtain an input finger print data, and the one of the most above-mentioned input finger print data is defeated
Entering type is a pressing type.Processing unit is in order to by above-mentioned input finger print data and multiple registered fingerprints
Data are compared.When above-mentioned input finger print data and one of them of above-mentioned multiple registered fingerprint data
During log-on data comparison success, above-mentioned processing unit judges the above-mentioned of the successful log-on data of above-mentioned comparison
Input type is the most identical with the input type of above-mentioned input finger print data, and the most above-mentioned comparison is successfully
Refer to that the similarity of above-mentioned input finger print data log-on data successful with above-mentioned comparison is faced more than one first
Dividing value.If the above-mentioned input type of the successful log-on data of above-mentioned comparison is different from above-mentioned input fingerprint number
According to input type time, above-mentioned processing unit with above-mentioned input finger print data replace above-mentioned comparison successful
Registered fingerprint data, the above-mentioned input type of the successful log-on data of the most above-mentioned comparison is a swipe class
Type, is different from the input type of above-mentioned input finger print data, and it is above-mentioned pressing type.
About the present invention other additional feature and advantages, this skilled person, without departing from this
In bright spirit and scope, when performing making of contact procedure according to disclosed in this case implementation
User's device, system and method, do a little change and obtain with retouching.
Accompanying drawing explanation
Fig. 1 is to show the block chart according to the electronic installation 100 described in embodiments of the invention.
Fig. 2 is according to the schematic diagram setting weighted value described in one embodiment of the invention.
Fig. 3 A-3B be the registered fingerprint data according to the fingerprint recognition described in one embodiment of the invention more
The flow chart 300 of new method.
Wherein, description of reference numerals is as follows:
100 electronic installations
110 fingerprint sensors
120 processing units
130 store queue
300 flow charts
Detailed description of the invention
What this section was described is preferred embodiment of the present invention, it is therefore intended that the essence of the present invention is described
God and be not used to limit protection scope of the present invention, protection scope of the present invention when regarding appended right want
Defined person is asked to be as the criterion.
Fig. 1 is to show the block chart according to the electronic installation 100 described in embodiments of the invention.According to
One embodiment of the invention, electronic installation 100 can refer to the electronic installation with fingerprint identification function, such as:
The electronic installations such as one mobile phone, a smart mobile phone, a panel computer or a notebook computer.Such as figure
Shown in 1, electronic installation 100 includes fingerprint sensor 110, processing unit 120 and
Store queue 130.Block chart in FIG, explanation embodiments of the invention merely for convenience,
But the present invention is not limited thereto.
According to one embodiment of the invention, when, before fingerprint recognition to be carried out, user can be first by its finger
Fingerprint sensor 110 carries out the action of swipe one or more times.After swipe action each time, meeting
Producing multiple swipe picture frame (swiping frames), processing unit 120 is understood from such swipe picture frame,
Choose effectively and have the reference picture frame (frame) of reference value, and produce note according to those with reference to picture frame
Volume finger print data, to provide fingerprint recognition to use, and processing unit 120 can be by produced multiple notes
Volume finger print data is stored in storage queue 130.Being noted that, the most initial registration refers to
Stricture of vagina data are all produced via the action of user swipe.But at the beginning of stored by storing in queue 130
The registered fingerprint data begun have by other input fingerprints produced by the action by the pressing of user
When data are replaced, store the registered fingerprint data stored by queue 130 and the most also can include that there is pressing
The registered fingerprint data of type.
When fingerprint recognition to be carried out, its finger can be placed on finger in the way of a pressing by user
On stricture of vagina sensor 110, processing unit 120 can produce according to the sensing result of fingerprint sensor 110
One pressing picture frame, and according to pressing picture frame, produce an input finger print data.Processing unit 120 takes
After must inputting finger print data, input finger print data and registered fingerprint data will be compared, and
According to comparison result, produce a fingerprint recognition result.
When an alignment score of input finger print data and the one of registered fingerprint data faces more than one first
During dividing value, processing unit 120 will judge that inputting finger print data becomes with this registered fingerprint comparing
Merit, and judge that inputting finger print data passes through fingerprint recognition.Processing unit 120 can be by input fingerprint number
According to comparing with multiple registered fingerprint data one by one, input finger print data and registered fingerprint data
Similarity is the highest, and alignment score will be the highest.After input finger print data identification is successful, processing unit
120 can analyse whether that this identification successfully inputs finger print data to be stored in storage queue 130, with
Increase the one for registered fingerprint data newly, or replace and its comparison successful registered fingerprint data.According to
One embodiment of the invention, when, after input finger print data identification success, processing unit 120 can first judge storage
The storage area depositing queue 130 is the most full.If it is the most full to store queue, processing unit
Identification will successfully be inputted finger print data by 120 to be stored in storage queue 130, using as registration
The one of finger print data.
If it is the most full to store queue 130, processing unit 120 can judge input finger print data and compare with it
Whether to the alignment score of successful registered fingerprint data more than one second marginal value, wherein second is critical
Value is more than or equal to the first marginal value.If alignment score is less than the second marginal value, processing unit 120 is just
This input finger print data can be given up, do not take into account that and this input finger print data is stored into storage queue 130
In.
According to one embodiment of the invention, processing unit 120 is according to input finger print data and registered fingerprint
One overlapping area of data calculates alignment score.Have between input finger print data and registered fingerprint data
Having the biggest overlapping area, alignment score will be the highest.According to one embodiment of the invention, registered fingerprint
The zones of different of data can have different weighted values.For example: if as in figure 2 it is shown, registration refers to
Stricture of vagina data are produced by the swipe action of user, and the position of its both sides would generally be easier to produce shape
Become.Therefore, will set corresponding to the region of two side positions to weighted value as relatively low weighted value,
Zone line then can be set to have higher weighted value.In this embodiment, processing unit 120 can root
Alignment score is calculated according to the different weighted values corresponding to region each in overlapping area.
If alignment score is more than the second marginal value, processing unit 120 can judge and input finger print data ratio
Whether the input type to successful registered fingerprint data is a swipe type.Namely processing unit
120 can judge whether these registered fingerprint data are to move in the swipe of fingerprint sensor 110 via user
Make to be produced.Due to input finger print data via user in the push action institute of fingerprint sensor 110
Produce, and finger print data produced by the push action of user refers to produced by swipe action
Stricture of vagina data would generally have higher reliability, therefore, if successfully noting with input finger print data comparison
The input type of volume finger print data is swipe type, and processing unit 120 will take with input finger print data
Generation and input finger print data comparison successful registered fingerprint data.
If being pressing type with the input type of input finger print data comparison successful registered fingerprint data,
Processing unit 120 will judge whether the image quality inputting finger print data is better than this registered fingerprint again
The image quality of data.If the image quality of input finger print data is better than the image of these registered fingerprint data
Quality, processing unit 120 will replace this registered fingerprint data with input finger print data.If input refers to
The image quality of stricture of vagina data is worse than the image quality of these registered fingerprint data, and processing unit 120 will be again
Judge whether these registered fingerprint data have a relatively high reference number of times.Implement according to the present invention one
Example, reference number of times represents when user carries out fingerprint recognition, these registered fingerprint data and user warp
By inputting the successful number of times of finger print data comparison produced by the action pressed.If registered fingerprint data
There is higher reference number of times, i.e. represent that these registered fingerprint data have higher reference value.If one
Registered fingerprint data have relatively low reference number of times, i.e. represent that these registered fingerprint data are carrying out fingerprint knowledge
Seldom it is used time other.For example, if the reference number of times of registered fingerprint data with there is senior staff officer
The registered fingerprint data examining number of times are compared, its reference number of times more than or equal to this high reference number of times five
/ mono-, then these registered fingerprint data i.e. have relatively high reference number of times.Otherwise, if a registration refers to
The reference number of times of stricture of vagina data less than this high reference number of times 1/5th, then these registered fingerprint data tool
There is relatively low reference number of times.
If processing unit 120 judges have with input finger print data comparison successful registered fingerprint data
One relatively low reference number of times, that is the reference number of times of these registered fingerprint data and high reference number of times phase
After Bi, being a relatively small numerical value, processing unit 120 will replace this registration with input finger print data
Finger print data.Otherwise, if it is relative to have one with input finger print data comparison successful registered fingerprint data
High reference number of times, owing to the reference value of these registered fingerprint data is high, processing unit 120 will not be with
Input finger print data replaces this registered fingerprint data.
Fig. 3 A-3B be the registered fingerprint data according to the fingerprint recognition described in one embodiment of the invention more
The flow chart 300 of new method, this registered fingerprint data creating method is applicable to electronic installation 100.As
Shown in Fig. 3 A-3B, first, in step S310, an input fingerprint is obtained by electronic installation 100
Data, an input type of the most above-mentioned input finger print data is a pressing type.In step S320,
Judge whether to input a finger print data alignment score with the one of multiple registered fingerprint data more than one
First marginal value.When the alignment score of input finger print data with the one of multiple registered fingerprint data is more than
One first marginal value, represents input finger print data comparison success, and may proceed to carry out step S330.
When the alignment score of input finger print data with each registered fingerprint data is respectively less than one first marginal value, i.e.
Representing input finger print data comparison failure, fingerprint recognition is not passed through, and flow process returns to step S310.?
Step S330, when after input finger print data with the one comparison success of multiple registered fingerprint data, logical
Cross electronic installation 100 and judge to store a storage queue 130 of above-mentioned multiple registered fingerprint data the most
Full.If it is the most full to store queue 130, carry out step S340.In step S340, by electricity
Sub-device 100 stores input finger print data to storing in queue 130.If it is the most full to store queue 130,
Then carry out step S350.
In step S350, by electronic installation 100 judge input finger print data and with its comparison success
The alignment score of registered fingerprint data whether more than one second marginal value.If alignment score is more than second
Marginal value, carries out step S360.If alignment score is not less than the second marginal value, give up input fingerprint
Data, return to step S310.
In step S360, judge successfully to note with input finger print data comparison by electronic installation 100
Whether the input type of volume finger print data is swipe type.If successfully noting with input finger print data comparison
The input type of volume finger print data is swipe type, carries out step S370.In step S370, electronics
Device 100 can replace and input finger print data comparison successful registered fingerprint number with input finger print data
According to.If being pressing type with the input type of input finger print data comparison successful registered fingerprint data,
Carry out step S380.In step S380, judged the one of input finger print data by electronic installation 100
Whether the first image quality is better than and the one the of input finger print data comparison successful registered fingerprint data
Two image qualities.If the first image quality is better than the second image quality, carry out step S370, electronics
Device 100 can replace and input finger print data comparison successful registered fingerprint number with input finger print data
According to.If the first image quality is not better than the second image quality, carry out step S390, it is judged that with defeated
Enter whether finger print data comparison successful registered fingerprint data have a relatively low reference number of times.If this
After the reference number of times of registered fingerprint data is compared with high reference number of times, for relatively small numerical value, carry out
Step S370, electronic installation 100 can replace to become with input finger print data comparison with input finger print data
The registered fingerprint data of merit.If the reference time with input finger print data comparison successful registered fingerprint data
After number is compared with high reference number of times, being not a relatively small numerical value, electronic installation 100 can be given up
Input finger print data, returns to step S310.
The method proposed according to embodiments of the invention, electronic installation 100 can pass through an intellectual learning
The mode of (smart learning) goes to update the registered fingerprint data stored, so that registered fingerprint number
According to more meeting the operating habit of user, to promote the success rate of fingerprint recognition.
Method disclosed in the description of the present invention and the step of algorithm, can be directly by performing at one
Reason device is directly applied in hardware and software module or both combinations.One software module (includes holding
Row instruction and related data) and other data can be stored in data storage, seem that random access memory is deposited
Reservoir (RAM), flash memory (flash memory), read only memory (ROM), erasable advise
Change read only memory (EPROM), Electrical Erasable programmable read only memory (EEPROM), keep in
Device, hard disk, Portable hard-disk, compact disc read-only memory (CD-ROM), DVD or existing in this field
There is the storage media formats of other readable in computer any in technology.One stores media may be coupled to a machine
Device device, for example, seem that computer/processor is (for convenience of description, in this specification with place
Reason device represent), above-mentioned processor can by reading information (seeming procedure code), and write information
To storing media.One stores media can integrate a processor.One ASIC (ASIC)
Including processor and storage media.One subscriber equipment then includes an ASIC.In other words
Saying, processor and storage media, in the way of not being directly connected to subscriber equipment, are contained in subscriber equipment.
Additionally, in certain embodiments, the product of any applicable computer program includes the storage media that can read,
The media that store that wherein can read include the procedure code relevant with one or more disclosed embodiment.One
In a little embodiments, the product of computer program can include encapsulating material.
" embodiment " that be previously mentioned in this specification or " embodiment ", represent relevant with embodiment
Described specific feature, structure or characteristic be to comprise at least one embodiment according to the present invention,
It is not intended that they are present in each embodiment.Therefore, different in this manual places go out
Existing " in one embodiment " or " in an embodiment " phrase not necessarily represent that the present invention's is identical
Embodiment.
Above paragraph uses multiple aspect to describe.Obvious, teaching herein may be implemented in a variety of ways,
And any certain architectures or the function disclosed in example is only a representational situation.According to this paper's
Teaching, any it will be understood by those skilled in the art that can independent implementation or two kinds in each aspect disclosed herein
Above aspect can merge implementation.
Although with preferred embodiment disclosure as above, so it is not limited to the present invention to the present invention, appoint
What those skilled in the art, without departing from the spirit and scope of the present invention, when making a little change
With retouching, therefore protection scope of the present invention is when being as the criterion depending on appended as defined in claim.
Claims (12)
1. a registered fingerprint data-updating method for fingerprint recognition, including:
Obtaining an input finger print data, an input type of the most above-mentioned input finger print data is a pressing
Type；
Above-mentioned input finger print data is compared with multiple registered fingerprint data, the most above-mentioned multiple notes
Volume finger print data is stored in a storage queue；
One of them log-on data when above-mentioned input finger print data Yu above-mentioned multiple registered fingerprint data
During comparison success, it is judged that the above-mentioned input type of the successful log-on data of above-mentioned comparison is the most defeated with above-mentioned
The input type entering finger print data is identical, and the most above-mentioned comparison successfully refers to that above-mentioned input finger print data is with upper
State the similarity of the successful log-on data of comparison more than one first marginal value；And
If the above-mentioned input type of the successful log-on data of above-mentioned comparison is different from above-mentioned input fingerprint number
According to input type time, with above-mentioned input finger print data replace above-mentioned comparison successful registered fingerprint number
According to.
2. the method that the registered fingerprint data of fingerprint recognition as claimed in claim 1 update, also wraps
Include:
One of them log-on data when above-mentioned input finger print data Yu above-mentioned multiple registered fingerprint data
During comparison success, it is judged that store the above-mentioned storage queue volume the most of above-mentioned multiple registered fingerprint data
Full；
If above-mentioned storage queue is the most full, it is judged that above-mentioned input finger print data is successfully noted with above-mentioned comparison
The alignment score of volumes evidence whether more than one second marginal value, the most above-mentioned second marginal value more than or etc.
In above-mentioned first marginal value；And
If above-mentioned alignment score is less than above-mentioned second marginal value, give up above-mentioned input finger print data.
3. the method that the registered fingerprint data of fingerprint recognition as claimed in claim 2 update, also wraps
Include:
If above-mentioned storage queue is the most full, store in the extremely above-mentioned storage queue of above-mentioned input finger print data.
4. the method that the registered fingerprint data of fingerprint recognition as claimed in claim 1 update, also wraps
Include:
If the above-mentioned input type of the successful log-on data of above-mentioned comparison is same as above-mentioned input fingerprint number
According to input type time, it is judged that whether one first image quality of above-mentioned input finger print data is better than above-mentioned
One second image quality of comparison successful registered fingerprint data；And
If above-mentioned first image quality is better than above-mentioned second image quality, take with above-mentioned input finger print data
For above-mentioned comparison successful registered fingerprint data.
5. the method that the registered fingerprint data of fingerprint recognition as claimed in claim 1 update, also wraps
Include:
Judge whether above-mentioned comparison successful registered fingerprint data have a relatively low reference number of times；With
And
If above-mentioned comparison successful registered fingerprint data have a relatively low reference number of times, with above-mentioned defeated
Enter finger print data and replace above-mentioned comparison successful registered fingerprint data.
6. the method that the registered fingerprint data of fingerprint recognition as claimed in claim 1 update, Qi Zhongshang
State the zones of different of registered fingerprint data and there is different weighted values, and according to above-mentioned alignment score on
State input finger print data and the overlapping region size of above-mentioned comparison successful registered fingerprint data and institute thereof
Corresponding above-mentioned weighted value and calculate.
7. an electronic installation, including:
One stores queue, in order to store multiple registered fingerprint data；
One fingerprint sensor, obtains an input finger print data, and the one of the most above-mentioned input finger print data is defeated
Entering type is a pressing type；And
One processing unit, compares above-mentioned input finger print data with multiple registered fingerprint data,
Wherein when one of them registration of above-mentioned input finger print data with above-mentioned multiple registered fingerprint data
During comparing success, above-mentioned processing unit judges the above-mentioned input of the successful log-on data of above-mentioned comparison
Type is the most identical with the input type of above-mentioned input finger print data, and the most above-mentioned comparison successfully means
The similarity stating input finger print data and the successful log-on data of above-mentioned comparison is more than one first marginal value,
And
Refer to if the above-mentioned input type of the successful log-on data of the most above-mentioned comparison is different from above-mentioned input
During the input type of stricture of vagina data, above-mentioned processing unit replaces above-mentioned comparison with above-mentioned input finger print data and becomes
The registered fingerprint data of merit.
8. electronic installation as claimed in claim 7, wherein when above-mentioned
Input finger print data becomes with one of them log-on data comparison of above-mentioned multiple registered fingerprint data
During merit, whether above-mentioned processing unit judges to store the above-mentioned storage queue of above-mentioned multiple registered fingerprint data
The most full；If above-mentioned storage queue is the most full, above-mentioned processing unit judge above-mentioned input finger print data with
The alignment score of the successful log-on data of above-mentioned comparison whether more than one second marginal value, the most above-mentioned
Two marginal values are more than or equal to above-mentioned first marginal value；And if above-mentioned alignment score is less than above-mentioned second
Marginal value, above-mentioned processing unit gives up above-mentioned input finger print data.
9. electronic installation as claimed in claim 8, if the most above-mentioned storage queue is the most full, above-mentioned
Processing unit stores in the extremely above-mentioned storage queue of above-mentioned input finger print data.
10. electronic installation as claimed in claim 7, if the successful log-on data of the most above-mentioned comparison
Above-mentioned input type when being the input type being same as above-mentioned input finger print data, above-mentioned processing unit
More judge whether one first image quality of above-mentioned input finger print data is better than above-mentioned comparison and successfully notes
Volume finger print data one second image quality, and if above-mentioned first image quality system be better than above-mentioned second
Image quality, above-mentioned processing unit is successfully registered with the above-mentioned comparison of replacement of above-mentioned input finger print data and is referred to
Stricture of vagina data.
11. electronic installations as claimed in claim 7, the most above-mentioned processing unit is additionally operable in judgement
State whether comparison successful registered fingerprint data have a relatively low reference number of times, and if above-mentioned ratio
Successful registered fingerprint data are had a relatively low reference number of times, and above-mentioned processing unit is with above-mentioned defeated
Enter finger print data and replace above-mentioned comparison successful registered fingerprint data.
12. electronic installations as claimed in claim 7, the not same district of the most above-mentioned registered fingerprint data
Territory has different weighted values, and above-mentioned alignment score is that above-mentioned processing unit is according to above-mentioned input fingerprint
The overlapping region size of data registered fingerprint successful with above-mentioned comparison data and corresponding above-mentioned
Weighted value and calculate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/804,259 US10089349B2 (en) | 2014-11-21 | 2015-07-20 | Method and electronic device for updating the registered fingerprint datasets of fingerprint recognition |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201462082822P | 2014-11-21 | 2014-11-21 | |
| US62/082,822 | 2014-11-21 |
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| CN106033536B CN106033536B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510121097.6A Active CN106033536B (en) | 2014-11-21 | 2015-03-19 | The registered fingerprint data-updating method and electronic device of fingerprint recognition |
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| CN106934389A (en) * | 2017-04-20 | 2017-07-07 | 维沃移动通信有限公司 | A kind of fingerprint identification method and mobile terminal |
| CN110402442A (en) * | 2018-02-12 | 2019-11-01 | 华为技术有限公司 | A kind of fingerprint input method and terminal |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106033536B (en) | 2019-06-07 |
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