CN106855939A - A kind of fingerprint verification method and device - Google Patents
A kind of fingerprint verification method and device Download PDFInfo
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- CN106855939A CN106855939A CN201611004992.0A CN201611004992A CN106855939A CN 106855939 A CN106855939 A CN 106855939A CN 201611004992 A CN201611004992 A CN 201611004992A CN 106855939 A CN106855939 A CN 106855939A
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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
- G06V40/13—Sensors therefor
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/1365—Matching; Classification
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Abstract
The invention discloses a kind of fingerprint verification method and device, it is related to technical field of biometric identification, methods described to include：N number of finger print information that acquisition is detected, wherein N is more than or equal to 2；The corresponding comparison finger print information of described each finger print information is searched from fingerprint database, the comparison finger print information is region fingerprint, if it is determined that N number of comparison finger print information matches with default fingerprint input pattern, it is determined that N number of finger print information certification passes through；Wherein, the default fingerprint input pattern is the pattern for needing to be input into according to default N number of region finger print information.In embodiments of the present invention, the N number of region finger print information being input into the need for being pre-set by comparison is rather than complete finger print information, even if ensure that the finger print information of user is stolen, but default fingerprint input pattern is not known, by finger print identifying, the security of fingerprint recognition can not be improve.
Description
Technical field
The present invention relates to technical field of biometric identification, more particularly to a kind of fingerprint verification method and device.
Background technology
Fingerprint characteristic is people's one of constant feature throughout one's life, and the fingerprint characteristic identical possibility of different people is almost
Zero.Somatic fingerprint contains natural encrypted message, and it has must possess popularity, uniqueness and end as encrypted message
Raw consistency.Therefore, fingerprint identification technology, as a kind of reliable biological identification technology, is subject to the people's attention.
In recent years, fingerprint identification technology obtains more and more extensive as a kind of identity identifying technology based on biological characteristic
Using.Such as：Smart mobile phone, gate inhibition, ecommerce, attendance checking system, Automatic Teller Machine (ATM, Automatic Teller
) and criminal's identity authentication system etc. Machine.Therefore the security to fingerprint identification device proposes requirement higher.
In the prior art, fingerprinting scheme is believed with the fingerprint characteristic for prestoring by the fingerprint for gathering single finger
Breath is compared, and is judged as recognizing successfully when comparison meets, otherwise is then judged as recognition failures.Because finger print holds
Easily it is stolen by others, therefore only relies on the fingerprint of single finger the mode that is identified, the security of fingerprint recognition is low, it is difficult to
The problem that other people are avoided using the fingerprint stolen to be identified.
The content of the invention
The present invention provides a kind of fingerprint verification method and device, only relies on the finger of single finger in the prior art for solution
Line come the mode that is identified, the low problem of the security of fingerprint recognition.
The embodiment of the present invention provides a kind of fingerprint verification method, and methods described includes：
N number of finger print information that acquisition is detected, wherein N is more than or equal to 2；
The corresponding comparison finger print information of described each finger print information, the comparison finger print information are searched from fingerprint database
It is region fingerprint,
If it is determined that N number of comparison finger print information matches with default fingerprint input pattern, it is determined that N number of fingerprint
Authentification of message passes through；
Wherein, the default fingerprint input pattern needs to be input into according to default N number of region finger print information
Pattern.
In the embodiment of the present invention, after N number of finger print information is obtained, searched according to the N number of finger print information for obtaining and fingerprint
The corresponding N number of comparison finger print information of information, if can determine, this N number of comparison finger print information is all the fingerprint letter of same user
Breath, and with pre-set the need for be input into N number of region finger print information match, it is determined that finger print identifying passes through.That is,
In embodiments of the present invention, the N number of region finger print information being input into the need for being pre-set by comparison is rather than complete fingerprint
Information, it is ensured that even if the finger print information of user is stolen, but do not know default fingerprint input pattern, can not be by fingerprint
Certification, improves the security of fingerprint recognition.
Further, the N number of region finger print information for needing input is from the finger print information of any one finger；Or
Person
The N number of region finger print information for needing input is from the region finger print information of at least two fingers.
In the embodiment of the present invention, N number of region finger print information can come from a N number of region finger print information for finger, i.e. profit
Certification is combined with the different zones of a finger, or, the region that N number of region finger print information comes from least two hands refers to
Line information, i.e., be combined certification using the region finger print information of two fingers, increased the diversity of finger print identifying, also improves
The security of finger print identifying.
Further, the default fingerprint input pattern also input sequence including N number of region finger print information；
N number of comparison finger print information and the default input pattern match including：
If it is described it is N number of compare in finger print information and the default fingerprint input pattern the need for N number of region for being input into refer to
Line information matches, and N number of input sequence for comparing the corresponding N number of finger print information of finger print information is defeated with the default fingerprint
The input sequence for entering N number of region finger print information in pattern is identical, it is determined that N number of region finger print information certification passes through.
In the embodiment of the present invention, the order of N number of finger print information of input is also included in default input pattern, if N number of ratio
To fingerprint and default input fingerprint matching, but the acquisition of the fingerprint of N number of acquisition order is different from default input sequence, then
Determine authentification failure, that is, further increase the difficulty of checking, it is ensured that the security of fingerprint authentication.
Further, N number of finger print information that the acquisition is detected, including：
Information alert is carried out according to N number of region finger print information of input is needed in the default fingerprint input pattern；
N number of finger print information corresponding with described information prompting is obtained successively；
The corresponding N number of comparison finger print information of each finger print information is searched from fingerprint database, including：
M-th is searched from the fingerprint database and points out corresponding comparison finger print information；
If it is inconsistent that the m-th finger print information for obtaining compares finger print information with m-th, it is determined that the certification does not pass through.
In the embodiment of the present invention, fingerprint prompt message can also be generated, and N number of finger print information is obtained according to prompt message,
Finger print information is compared finger print data library lookup is corresponding with prompt message according to prompt message, if the fingerprint for obtaining with compare finger
When line information is inconsistent, it is determined that finger print identifying does not pass through, increased the diversity of certification and improve the safety of finger print identifying
Property.
Further, it is described that the corresponding N number of comparison finger print information of described each finger print information is searched from fingerprint database
Before, also include：
Determine whether the position of form center of the finger print information belongs to the region belonging to any region fingerprint；
If it is determined that the position of form center of the finger print information is not belonging to the region belonging to any region fingerprint, it is determined that described to recognize
Card does not pass through.
, it is necessary to determine acquisition first is region finger print information in the embodiment of the present invention, otherwise determine that finger print identifying is obstructed
Cross, it is ensured that even if the finger print information of user is stolen, but when utilizing complete finger print to be input into, still can not be by finger print identifying.
Further, the default input pattern is the fingerprint input pattern for randomly generating or the fingerprint input mould for prestoring
Formula；
The complete finger print information of each user or each region fingerprint letter of each user are stored in the fingerprint database
Breath.
In the embodiment of the present invention, default input pattern can be the fingerprint input pattern for prestoring set according to user,
Can also be stochastic model, i.e., random prompting needs N number of finger print information of input, increased the security of fingerprint authentication, and
The complete information of user fingerprints can be saved in fingerprint database, or the subregion fingerprint letter of user can be preserved
Breath, then increased and obtain N number of diversity when comparing finger print information corresponding with N number of finger print information.
The present invention also provides a kind of fingerprint certification device, including：
Acquiring unit, for obtaining the N number of finger print information for detecting, wherein N is more than or equal to 2；；
Searching unit, for searching the corresponding comparison finger print information of described each finger print information, institute from fingerprint database
It is region fingerprint to state comparison finger print information；
Matching unit, however, it is determined that N number of comparison finger print information matches with default fingerprint input pattern, it is determined that institute
N number of finger print information certification is stated to pass through；
Wherein, the default fingerprint input pattern needs to be input into according to default N number of region finger print information
Pattern.
In the embodiment of the present invention, after N number of finger print information is obtained, searched according to the N number of finger print information for obtaining and fingerprint
The corresponding N number of comparison finger print information of information, if can determine, this N number of comparison finger print information is all the fingerprint letter of same user
Breath, and with pre-set the need for be input into N number of region finger print information match, it is determined that finger print identifying passes through.That is,
In embodiments of the present invention, the N number of region finger print information being input into the need for being pre-set by comparison is rather than complete fingerprint
Information, it is ensured that even if the finger print information of user is stolen, but do not know default fingerprint input pattern, can not be by fingerprint
Certification, improves the security of fingerprint recognition.
Further, the N number of region finger print information for needing input is from the finger print information of any one finger；Or
Person
The N number of region finger print information for needing input is from the region finger print information of at least two fingers.
Further, the default fingerprint input pattern also input sequence including N number of region finger print information；
The matching unit, specifically for：
If it is described it is N number of compare in finger print information and the default fingerprint input pattern the need for N number of region for being input into refer to
Line information matches, and N number of input sequence for comparing the corresponding N number of finger print information of finger print information is defeated with the default fingerprint
The input sequence for entering N number of region finger print information in pattern is identical, it is determined that N number of region finger print information certification passes through.
Further, the acquiring unit, specifically for：
Information alert is carried out according to N number of region finger print information of input is needed in the default fingerprint input pattern；
N number of finger print information corresponding with described information prompting is obtained successively；
The searching unit, specifically for：
M-th is searched from the fingerprint database and points out corresponding comparison finger print information；
If it is inconsistent that the m-th finger print information for obtaining compares finger print information with m-th, it is determined that the certification does not pass through.
Further, the acquiring unit, is additionally operable to：
Determine whether the position of form center of the finger print information belongs to the region belonging to any region fingerprint；
If it is determined that the position of form center of the finger print information is not belonging to the region belonging to any region fingerprint, it is determined that described to recognize
Card does not pass through.Further, the default input pattern is the fingerprint input pattern for randomly generating or the fingerprint input for prestoring
Pattern；
The complete finger print information of each user or each region fingerprint letter of each user are stored in the fingerprint database
Breath.
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 introduced, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1 is a kind of schematic flow sheet of fingerprint verification method provided in an embodiment of the present invention；
Fig. 2 is the schematic diagram of region fingerprint provided in an embodiment of the present invention；
Fig. 3 is provided in an embodiment of the present invention a kind of to judge whether the first fingerprint and the second fingerprint are showing for region fingerprint
It is intended to；
Fig. 4 is that another kind provided in an embodiment of the present invention judges whether the first fingerprint and the second fingerprint are region fingerprint
Schematic diagram；
Fig. 5 is the schematic diagram of the complete finger print information of preservation in fingerprint database provided in an embodiment of the present invention；
Fig. 6 is the schematic diagram of the region finger print information of preservation in fingerprint database provided in an embodiment of the present invention；
Fig. 7 is the flow signal searched in complete finger print information and compare finger print information provided in an embodiment of the present invention
Figure；
Fig. 8 is the schematic flow sheet searched in the finger print information of region and compare finger print information provided in an embodiment of the present invention；
Fig. 9 is the schematic flow sheet of another fingerprint verification method provided in an embodiment of the present invention；
Figure 10 is a kind of structural representation of fingerprint certification device provided in an embodiment of the present invention.
Specific embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, below in conjunction with accompanying drawing the present invention is made into
One step ground is described in detail, it is clear that described embodiment is only some embodiments of the invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
The present invention provides a kind of fingerprint verification method, as shown in figure 1, including：
Step 101, N number of finger print information that acquisition is detected, wherein N is more than or equal to 2；
Step 102, searches the corresponding N number of comparison finger print information of described each finger print information from fingerprint database, described
Comparison finger print information is region fingerprint；
Step 103, however, it is determined that N number of comparison finger print information matches with default fingerprint input pattern, it is determined that institute
N number of finger print information certification is stated to pass through；
Wherein, the default fingerprint input pattern needs to be input into according to default N number of region finger print information
Pattern.
In embodiments of the present invention, finger print information includes complete finger print information and region finger print information, region fingerprint letter
It is the finger print information of the subregion in user's complete finger print information to cease, for example, in embodiments of the present invention, can be beforehand through
The setting of user, multiple regions are divided into by each finger of user, as shown in Fig. 2 illustrating a finger of user in Fig. 2
Complete finger print information, and according to user setting by a complete finger print information be divided into four regions, i.e. first area,
Second area, the 3rd region and the 4th region.
In a step 101, after due to being stolen for the complete finger print information for preventing user, complete fingerprint can be utilized to believe
Breath carries out finger print identifying, so in embodiments of the present invention, after N number of finger print information is got, in addition it is also necessary to judge N number of fingerprint letter
Whether breath is region finger print information.
Optionally, in embodiments of the present invention, can first determine whether the position of form center of N number of finger print information belongs to any
Region belonging to the fingerprint of region.The centre of form refers to the geometric center of object, and two that the figure of finger print information composition has are symmetrical
The position of intersecting point of axle is exactly position of form center.For example, as shown in figure 3, got two finger print informations, the first finger print information with
And second finger print information, the position of form center of the first finger print information represented with o1, and the position of form center of the second finger print information is represented for o2,
The position of form center o1 of the determination of the first finger print information is located in the regional extent of first area fingerprint, and the second finger print information is located at the
In the regional extent of four region fingerprints, then it is assumed that two finger print informations of acquisition are region finger print information；
If it is determined that the centre of form of the centre of form of the first finger print information or the second finger print information does not refer in any region for pre-setting
In region belonging to line, then it is assumed that the finger print information of input is not belonging to local fingerprint, then it is assumed that finger print identifying fails.If for example,
The finger print information of user is compromised, and input is complete finger print information, then the position of form center of finger print information should be located in Fig. 3
The position of O points, then be not belonging in the regional extent belonging to any finger-print region, it is determined that certification has safety problem, recognizes
Card does not pass through.
Optionally, in embodiments of the present invention, can also determine to be by the area of the N number of finger print information for determining to be input into
No is region fingerprint, for example, when it is determined that the area of finger print information some region finger-print region of input exceedes threshold value, and
When the area of other finger-print regions is both less than threshold value, then it is assumed that the finger print information of input is region fingerprint, for example, as shown in figure 4,
Area of the finger print information of acquisition in first area is more than given threshold, in second area, the 3rd region and four-range
Area is less than given threshold, then it is assumed that finger print information is region finger print information.
In a step 102, each finger print information is searched after N number of finger print information is got, it is necessary to from fingerprint database
Corresponding comparison finger print information.In embodiments of the present invention, all of fingerprint of user can be saved in fingerprint database
Complete information, for example, as shown in figure 5, being the complete information of each finger of user in figure；Or as shown in fig. 6, fingerprint number
According to four region finger print informations that each finger is saved in storehouse, four region finger print informations constitute the one of complete user
The finger print information of individual finger.
If preserved in fingerprint database be the complete finger print information of each finger of user when, obtaining N number of fingerprint letter
After breath, the characteristic point of N number of finger print information is extracted, according to characteristic point in the fingerprint database in the complete finger print information of all preservations
Match one by one, determine the corresponding comparison finger print information of N number of finger print information；For example, in embodiments of the present invention, in fingerprint database
20 complete finger print informations are saved, 4 finger print informations, the first finger print information, the second finger print information, the 3rd fingerprint are obtained
Information and the 4th finger print information；4 characteristic points of finger print information are extracted, is carried out one by one in 20 complete finger print informations
Match somebody with somebody, it is determined that the first finger print information have matched A fingerprints, then it is right to be defined as the part matched with the first finger print information in A fingerprints
Than finger print information, and can determine in complete finger print information according to finger print information is compared, compare which finger print information belongs to
The scope of region fingerprint；The second finger print information is determined and have matched B fingerprints, then will be matched with the second finger print information in B fingerprints
Region is defined as contrasting finger print information；The 3rd finger print information is determined and have matched C fingerprints, then will believe with the 3rd fingerprint in C fingerprints
The region for ceasing matching is defined as contrasting finger print information；The 4th finger print information is determined and have matched D fingerprints, then by D fingerprints with
The region of four finger print informations matching is defined as contrasting finger print information.As shown in Figure 7, it is shown that searched in complete finger print information
The process of finger print information is compared, the region that wherein black dotted lines lines include is comparison finger print information region.
If preserved in fingerprint database be the region finger print information of each finger of user when, obtaining N number of fingerprint letter
After breath, the characteristic point of N number of finger print information is extracted, according to characteristic point in the fingerprint database in the region finger print information of all preservations
Match one by one, determine the corresponding comparison finger print information of N number of finger print information；For example, in embodiments of the present invention, in fingerprint database
80 region finger print informations are saved, 4 finger print informations, the first finger print information, the second finger print information, the 3rd fingerprint letter are obtained
Breath and the 4th finger print information；4 characteristic points of finger print information are extracted, is matched one by one in 80 region finger print informations, really
The first finger print information is determined and have matched a regions fingerprint, be then defined as the region matched with the first finger print information in the fingerprint of a regions
Contrast finger print information；The second finger print information is determined and have matched b regions fingerprint, then by the fingerprint of b regions with the second finger print information
The region of matching is defined as contrasting finger print information；The 3rd finger print information is determined and have matched c regions fingerprint, then by c regions fingerprint
In the region that is matched with the 3rd finger print information be defined as contrasting finger print information；The 4th finger print information is determined have matched d regions and refer to
, then be defined as in the region matched with the 4th finger print information in the fingerprint of d regions contrasting finger print information by line.As shown in Figure 8, it is shown that
The process for comparing finger print information is searched in the finger print information of region, the region that wherein black dotted lines lines include is believed to compare fingerprint
Breath region.
In step 103, after N number of comparison finger print information is found in fingerprint database, however, it is determined that N number of comparison fingerprint letter
Breath matches with default fingerprint input pattern, it is determined that N number of finger print information certification passes through.
In embodiments of the present invention, default input pattern for need carried out according to default N number of region finger print information it is defeated
The pattern for entering.If for example, as shown in Fig. 2 default input pattern is the second area and the 4th of a certain finger of user
Region, according to the comparison fingerprint that finds of N number of finger print information for obtaining be also same finger of the user second area and
4th region, then it is assumed that N number of comparison finger print information matches with default fingerprint input pattern.
Optionally, in embodiments of the present invention, it is also possible to which it is default to set N number of region finger print information of user's multiple finger
Input pattern, for example, the 3rd nameless region of the second area of the middle finger of user and user is default input
Pattern, if the comparison finger print information for finding is also, the second area of the middle finger of user and the 3rd nameless area of user
Domain, then it is assumed that match with default fingerprint input pattern, finger print identifying passes through.By the form of region fingerprint combination, enhancing
The complexity of fingerprint authentication, improves the security of fingerprint authentication.
Optionally, in embodiments of the present invention, except verify it is N number of compare finger print information whether with it is default the need for be input into
N number of region finger print information matching, in addition it is also necessary to verify input sequence, i.e., default fingerprint input pattern also includes N number of region fingerprint
The input sequence of information, for example, default region fingerprint input sequence be the second area of user's middle finger fingerprint, user's middle finger refers to
The region of line the 3rd, user's third finger fingerprint first area, if the order of the comparison fingerprint for finding is user's middle finger fingerprint the 3rd
The second area in region, user third finger fingerprint first area and user's middle finger fingerprint, then it is assumed that order is mismatched, fingerprint inspection
Card failure.
In step 103, optionally, default fingerprint input pattern can be user's self-defining, or use
Family set randomly generate the need for be input into N number of region finger print information carry out information alert, for example, in the embodiment of the present invention
In, before user carries out fingerprint input, the prompting of the fingerprint for needing input, such as voice message input middle finger the are obtained first
One region, the region of middle finger the 3rd；Then after obtaining successively according to the corresponding finger print information of prompt message, according to prompt message,
Corresponding comparison fingerprint is searched in fingerprint database first, i.e., from fingerprint database search middle finger first area and in
The 3rd region for referring to, if the fingerprint for obtaining is mismatched with the first area fingerprint of the middle finger searched, then it is assumed that fingerprint authentication is not
Pass through.
Optionally, in embodiments of the present invention, the N number of finger print information for getting can correspond to same user, it is also possible to
Corresponding to different user.For example, working as application scenarios for mobile payment, it is decoding tool that terminal unlocking etc. needs userspersonal information
When, it is thus necessary to determine that whether the N number of finger print information for getting corresponds to same user.Optionally, in embodiments of the present invention, due to
The finger print information of each user is saved in fingerprint database, so after N number of finger print information is got, determining N number of fingerprint letter
After the corresponding comparison finger print information of breath, determine whether N number of finger print information corresponds to according to the corresponding user profile of comparison information same
One user, however, it is determined that N number of finger print information whether correspond to same user, then continue determine it is N number of comparison finger print information with it is default
Whether fingerprint input pattern matches；Otherwise, then it is assumed that certification has security risk, certification does not pass through.
Optionally, in embodiments of the present invention, the N number of finger print information for getting can correspond to different user.For example, should
With scene it is security classification gate control system higher, it is necessary to after multiple fingerprint authentications of multiple research staff or staff
Can enter.If application scenarios are above-mentioned application scenarios, the source of N number of finger print information need not be determined, directly determine N number of comparison
Whether finger print information matches with default fingerprint input pattern.
For the ease of the understanding of those skilled in the art, herein for example, the present invention provides a kind of fingerprint verification method,
As shown in figure 9, in embodiments of the present invention, default input pattern sequentially inputs the first area of the middle finger of user A, user A
The 4th nameless region, then this method include：
Step 901, the finger print information that acquisition is detected, including the first finger print information and the second finger print information；
Step 902, judges whether the first finger print information and the second finger print information are region finger print information, if any one
It is not region finger print information, then performs step 904；Otherwise perform step 903；In embodiments of the present invention, using the first fingerprint
The position of form center of information and the second finger print information determines whether region finger print information；
Step 903, corresponding first is searched according to the first finger print information and the second finger print information in fingerprint database
Finger print information and the second comparison finger print information are compared, step 905 is performed；
Step 904, determines that finger print identifying fails；
Step 905, determines whether the first comparison finger print information matches with the first area of the middle finger of default user A, really
Whether fixed second comparison finger print information matches with the 4th nameless region of user A；If any one compares finger print information not
Matching, then perform step 904；Otherwise perform step 906；
Step 906, determines whether the input sequence of the first finger print information and the second finger print information is suitable with default input
Sequence is matched, if any one compares finger print information and mismatches, performs step 904；Otherwise perform step 907；
Step 907, finger print identifying passes through.
Based on same design, the embodiment of the present invention also provides a kind of fingerprint certification device, as shown in Figure 10, including：
Acquiring unit 1001, for obtaining the N number of finger print information for detecting, wherein N is more than or equal to 2；；
Searching unit 1002, for being searched from fingerprint database, described each finger print information is corresponding to compare fingerprint letter
Breath, the comparison finger print information is region fingerprint；
Matching unit 1003, however, it is determined that N number of comparison finger print information matches with default fingerprint input pattern, then really
Fixed N number of finger print information certification passes through；
Wherein, the default fingerprint input pattern needs to be input into according to default N number of region finger print information
Pattern.
Further, the N number of region finger print information for needing input is from the finger print information of any one finger；Or
Person
The N number of region finger print information for needing input is from the region finger print information of at least two fingers.
Further, the default fingerprint input pattern also input sequence including N number of region finger print information；
The matching unit 1003, specifically for：
If it is described it is N number of compare in finger print information and the default fingerprint input pattern the need for N number of region for being input into refer to
Line information matches, and N number of input sequence for comparing the corresponding N number of finger print information of finger print information is defeated with the default fingerprint
The input sequence for entering N number of region finger print information in pattern is identical, it is determined that N number of region finger print information certification passes through.
Further, the acquiring unit 1001, specifically for：
Information alert is carried out according to N number of region finger print information of input is needed in the default fingerprint input pattern；
N number of finger print information corresponding with described information prompting is obtained successively；
The searching unit 1002, specifically for：
M-th is searched from the fingerprint database and points out corresponding comparison finger print information；
If it is inconsistent that the m-th finger print information for obtaining compares finger print information with m-th, it is determined that the certification does not pass through.
Further, the acquiring unit 1001, specifically for：
Determine whether the position of form center of the finger print information belongs to the region belonging to the region belonging to any region fingerprint；
If it is determined that the position of form center of the finger print information is not belonging to the region belonging to the region belonging to any region fingerprint, then
Determine that the certification does not pass through.
Further, the default input pattern is the fingerprint input pattern for randomly generating or the fingerprint input mould for prestoring
Formula；
The complete finger print information of each user or each region fingerprint letter of each user are stored in the fingerprint database
Breath.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Figure and/or block diagram are described.It should be understood that every first-class during flow chart and/or block diagram can be realized by computer program instructions
The combination of flow and/or square frame in journey and/or square frame and flow chart and/or block diagram.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced for reality by the instruction of computer or the computing device of other programmable data processing devices
The device of the function of being specified in present one flow of flow chart or multiple one square frame of flow and/or block diagram or multiple square frames.
These computer program instructions may be alternatively stored in can guide computer or other programmable data processing devices with spy
In determining the computer-readable memory that mode works so that instruction of the storage in the computer-readable memory is produced and include finger
Make the manufacture of device, the command device realize in one flow of flow chart or multiple one square frame of flow and/or block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented treatment, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, appended claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out various changes and modification without deviating from essence of the invention to the present invention
God and scope.So, if these modifications of the invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (12)
1. a kind of fingerprint verification method, it is characterised in that methods described includes：
N number of finger print information that acquisition is detected, wherein N is more than or equal to 2；
The corresponding comparison finger print information of described each finger print information is searched from fingerprint database, the comparison finger print information is area
Domain fingerprint,
If it is determined that N number of comparison finger print information matches with default fingerprint input pattern, it is determined that N number of finger print information
Certification passes through；
Wherein, the default fingerprint input pattern is the pattern for needing to be input into according to default N number of region finger print information.
2. method according to claim 1, it is characterised in that N number of region finger print information of the needs input is derived from
The finger print information of any one finger；Or
The N number of region finger print information for needing input is from the region finger print information of at least two fingers.
3. method according to claim 1, it is characterised in that the default fingerprint input pattern also includes N number of region
The input sequence of finger print information；
N number of comparison finger print information and the default input pattern match including：
If it is described it is N number of compare in finger print information and the default fingerprint input pattern the need for N number of region fingerprint for being input into believe
Breath matching, and N number of input sequence for comparing the corresponding N number of finger print information of finger print information and the default fingerprint input mould
The input sequence of the N number of region finger print information in formula is identical, it is determined that N number of region finger print information certification passes through.
4. according to any described method of claims 1 to 3, it is characterised in that N number of finger print information that the acquisition is detected,
Including：
Information alert is carried out according to N number of region finger print information of input is needed in the default fingerprint input pattern；
N number of finger print information corresponding with described information prompting is obtained successively；
The corresponding N number of comparison finger print information of each finger print information is searched from fingerprint database, including：
M-th is searched from the fingerprint database and points out corresponding comparison finger print information；
If it is inconsistent that the m-th finger print information for obtaining compares finger print information with m-th, it is determined that the certification does not pass through.
5. method according to claim 1, it is characterised in that described that each fingerprint letter is searched from fingerprint database
Before ceasing corresponding N number of comparison finger print information, also include：
Determine whether the position of form center of the finger print information belongs to the region belonging to any region fingerprint；
If it is determined that the position of form center of the finger print information is not belonging to the region belonging to any region fingerprint, it is determined that the certification is not
Pass through.
6. method according to claim 1, it is characterised in that the default input pattern is that the fingerprint for randomly generating is defeated
Enter pattern or the fingerprint input pattern for prestoring；
The complete finger print information of user or the region finger print information of user's finger are stored in the fingerprint database.
7. a kind of fingerprint certification device, it is characterised in that including：
Acquiring unit, for obtaining the N number of finger print information for detecting, wherein N is more than or equal to 2；；
Searching unit, for searching the corresponding comparison finger print information of described each finger print information, the ratio from fingerprint database
It is region fingerprint to finger print information；
Matching unit, however, it is determined that N number of comparison finger print information matches with default fingerprint input pattern, it is determined that the N
Individual finger print information certification passes through；
Wherein, the default fingerprint input pattern is the pattern for needing to be input into according to default N number of region finger print information.
8. device according to claim 7, it is characterised in that N number of region finger print information of the needs input is derived from
The finger print information of any one finger；Or
The N number of region finger print information for needing input is from the region finger print information of at least two fingers.
9. device according to claim 7, it is characterised in that the default fingerprint input pattern also includes N number of region
The input sequence of finger print information；
The matching unit, specifically for：
If it is described it is N number of compare in finger print information and the default fingerprint input pattern the need for N number of region fingerprint for being input into believe
Breath matching, and N number of input sequence for comparing the corresponding N number of finger print information of finger print information and the default fingerprint input mould
The input sequence of the N number of region finger print information in formula is identical, it is determined that N number of region finger print information certification passes through.
10. according to any described device of claim 7~9, it is characterised in that the acquiring unit, specifically for：
Information alert is carried out according to N number of region finger print information of input is needed in the default fingerprint input pattern；
N number of finger print information corresponding with described information prompting is obtained successively；
The searching unit, specifically for：
M-th is searched from the fingerprint database and points out corresponding comparison finger print information；
If it is inconsistent that the m-th finger print information for obtaining compares finger print information with m-th, it is determined that the certification does not pass through.
11. devices according to claim 7, it is characterised in that the acquiring unit, are additionally operable to：
Determine whether the position of form center of the finger print information belongs to the region belonging to any region fingerprint；
If it is determined that the position of form center of the finger print information is not belonging to the region belonging to any region fingerprint, it is determined that the certification is not
Pass through.
12. devices according to claim 7, it is characterised in that the default input pattern is the fingerprint for randomly generating
Input pattern or the fingerprint input pattern for prestoring；
The complete finger print information of each user or each region finger print information of each user are stored in the fingerprint database.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611004992.0A CN106855939A (en) | 2016-11-15 | 2016-11-15 | A kind of fingerprint verification method and device |
| PCT/CN2016/113975 WO2018090471A1 (en) | 2016-11-15 | 2016-12-30 | Fingerprint authentication method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611004992.0A CN106855939A (en) | 2016-11-15 | 2016-11-15 | A kind of fingerprint verification method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106855939A true CN106855939A (en) | 2017-06-16 |
Family
ID=59125712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611004992.0A Pending CN106855939A (en) | 2016-11-15 | 2016-11-15 | A kind of fingerprint verification method and device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106855939A (en) |
| WO (1) | WO2018090471A1 (en) |
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| CN108090475A (en) * | 2018-01-17 | 2018-05-29 | 深圳市爱克信智能股份有限公司 | A kind of algorithm for recognizing fingerprint |
| CN108763905A (en) * | 2018-05-30 | 2018-11-06 | 维沃移动通信有限公司 | A kind of object processing method and terminal device |
| CN109086677A (en) * | 2018-07-09 | 2018-12-25 | 保山市质量技术监督综合检测中心 | A kind of auth method and system based on fingerprint recognition |
| CN110532751A (en) * | 2019-09-02 | 2019-12-03 | 联想(北京)有限公司 | Information processing method, electronic equipment and readable storage medium storing program for executing |
| CN111753272A (en) * | 2019-03-27 | 2020-10-09 | 北京明华联盟科技有限公司 | A fingerprint authentication method, device and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111079108A (en) * | 2018-10-18 | 2020-04-28 | 北京小米移动软件有限公司 | Fingerprint identification method and device, electronic equipment and storage medium |
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Also Published As
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| WO2018090471A1 (en) | 2018-05-24 |
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