CN109543591A - Three-dimensional finger vein acquisition method and device - Google Patents
Three-dimensional finger vein acquisition method and device Download PDFInfo
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- CN109543591A CN109543591A CN201811373667.0A CN201811373667A CN109543591A CN 109543591 A CN109543591 A CN 109543591A CN 201811373667 A CN201811373667 A CN 201811373667A CN 109543591 A CN109543591 A CN 109543591A
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- 210000003462 vein Anatomy 0.000 title claims abstract description 87
- 238000000034 method Methods 0.000 title claims abstract description 49
- 238000010276 construction Methods 0.000 claims abstract description 25
- 238000004590 computer program Methods 0.000 claims description 10
- 210000001367 artery Anatomy 0.000 claims description 3
- 238000004364 calculation method Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 230000035807 sensation Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
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- 230000006870 function Effects 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
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- 238000004519 manufacturing process Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/64—Three-dimensional objects
- G06V20/653—Three-dimensional objects by matching three-dimensional models, e.g. conformal mapping of Riemann surfaces
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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
- G06V40/1382—Detecting the live character of the finger, i.e. distinguishing from a fake or cadaver finger
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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
- G06V40/14—Vascular patterns
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Abstract
The invention discloses a method and equipment for collecting three-dimensional finger veins, wherein the method comprises the following steps: acquiring two-dimensional finger vein maps of the same finger acquired by acquisition equipment from different angles, and constructing a three-dimensional vein stereogram of the finger based on a preset three-dimensional model construction method according to the acquired two-dimensional finger vein maps; the method provided by the invention effectively solves the problem that the finger vein atlas is inaccurate and incomplete in acquisition in the existing finger vein acquisition technology.
Description
Technical field
The present invention relates to image acquisition and recognition technology research field more particularly to a kind of methods of three-dimensional finger venous collection
And equipment.
Background technique
Finger vena identification uses light propagation technology to carry out finger vena comparison and identification work.Near infrared ray passes through
When the finger of the mankind, part ray will be absorbed by the hemochrome in blood vessel, to capture exclusive finger vena pattern, so
It is compared again with the finger vena pattern of limited registration afterwards, identity authentication is carried out to individual, is proved through medical practice, finger is quiet
The shape of arteries and veins has uniqueness and stability, i.e. everyone finger venous image is not also identical, so utilizing finger vena figure
As the identification technology of principle can be carried out identification；But it is asked on existing finger vena acquisition technique there are following
Topic:
1, finger vena map acquisition in the market is nearly all the two-dimensional surface vein map of acquisition, and two-dimensional map can
Can there can be the same or similar map, so will cause the safety issue of identification.
2, user is imperfect when acquiring finger vena map, and angular deviation when identification slightly is caused to will result in
Identification does not pass through, and poor experience is brought to user.
Summary of the invention
The present invention provides a kind of method and apparatus of three-dimensional finger venous collection, solves existing finger vena acquisition technique
In, finger vena map acquisition inaccuracy is imperfect, the problem for causing to carry out identification inaccuracy by finger vena map.
In order to solve the above technical problems, the present invention provides a kind of method and apparatus of three-dimensional finger venous collection,
It specifically includes:
According to first aspect present invention, a kind of method of three-dimensional finger venous collection is provided, this method comprises:
Obtain the two-dimentional finger vena map for the same finger that acquisition equipment acquires from different perspectives；
According to the two-dimentional finger vena map of acquisition, the three-dimensional of the finger is constructed based on default 3 D model construction method
Vein perspective view.
According to second aspect of the present invention, provide a kind of equipment of three-dimensional finger venous collection, the equipment include processor and
Memory, wherein the processor is used for:
Obtain the two-dimentional finger vena map for the same finger that acquisition equipment acquires from different perspectives；
According to the two-dimentional finger vena map of acquisition, the three-dimensional of the finger is constructed based on default 3 D model construction method
Vein perspective view.
According to third aspect present invention, a kind of computer storage medium is provided, the computer storage medium is stored with meter
Calculation machine program, which, which is performed, realizes content described in first aspect present invention and second aspect, any one.
A kind of method and apparatus of three-dimensional finger venous collection provided by the invention compared with prior art, has following excellent
Point and the utility model has the advantages that
1, method provided by the invention changes the mode of finger vena acquisition, and will acquire two-dimensional map becomes acquiring finger
Three-dimensional vein map, can improve the integrality of finger vena map acquisition to greatest extent, while also improve the peace of verifying
Quan Xing.
2, method provided by the invention acquires the vein figure of the different angle of same finger, so comprehensive acquisition side
Method, can collect that some veins are less or the vein map of the thinner people of blood vessel, and effective solution individual user is difficult to
The case where collecting finger vena map.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill in field, without any creative labor, it can also be obtained according to these attached drawings
His attached drawing.
Fig. 1 is a kind of step schematic diagram of the method for three-dimensional finger venous collection that embodiment one provides；
Fig. 2 is a kind of schematic diagram of the first equipment of three-dimensional finger venous collection that embodiment two provides；
Fig. 3 is a kind of schematic diagram of the second equipment of three-dimensional finger venous collection that embodiment two provides.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention make into
It is described in detail to one step, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.
Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts all
Other embodiments shall fall within the protection scope of the present invention.
Embodiment one:
The present invention provides a kind of method of three-dimensional finger venous collection, step schematic diagram such as Fig. 1, comprising:
Step 110, the two-dimentional finger vena map for the same finger that acquisition equipment acquires from different perspectives is obtained；
In an implementation, during acquisition acquisition equipment is rotated to predetermined angle, with the same finger of setpoint frequency acquisition
Two-dimentional finger vena map；
The two-dimentional finger vena map of the same finger of different angle acquisition collected is multiple two-dimentional finger vena figures
Spectrum.
Step 120, according to the two-dimentional finger vena map of acquisition, above-mentioned hand is constructed based on default 3 D model construction method
The three-dimensional vein perspective view of finger.
In the two-dimentional finger vena map for getting different angle, existing default threedimensional model building side can be based on
Method constructs the three-dimensional vein perspective view of above-mentioned finger.
Optionally, default 3 D model construction method can be Stereo Vision, Virtual Reality technology or utilize certain
A little mature energy generate the software of three-dimensional modeling by two dimensional image, such as the Photomesh software of Skyline.
In an implementation, according to any feature of above-mentioned finger point in the two-dimentional finger vena map of above-mentioned different angle
Position is based on Stereo Vision, determines features described above point in the relative position of above-mentioned finger three-dimensional space；
According to all characteristic points of above-mentioned finger in the relative position of above-mentioned finger three-dimensional space, the three of above-mentioned finger are constructed
Tie up vein perspective view.
In above-mentioned steps 110, optionally, above-mentioned acquisition equipment can be the camera that can be at least rotated by 360 °,
Can be other can reach the image capture device of same effect, can also be that being placed in the multiple of Difference angles can not revolve
The image capture device turned；
Excessive restriction is not done to above-mentioned predetermined angle, it should be appreciated that when above-mentioned predetermined angle meets or exceeds 360,
More comprehensively, the later period constructs the effect of the three-dimensional vein perspective view of above-mentioned finger to the two-dimentional finger vena map of collected same finger
Fruit is also better.
In above-mentioned steps 110, as an alternative embodiment, further including obtaining acquisition equipment from different angles
It spends after the two-dimentional finger vena map of the same finger of acquisition, all two-dimentional finger venas obtained is determined by dependency rule
When map does not meet the three-dimensional vein perspective view building demand of finger, such as the characteristic point of acquisition is not up to preset quantity requirement,
Or the quantity of the two-dimentional finger vena map of acquisition does not arrive default number requirement etc., issues and adjusts mentioning for above-mentioned finger position
Show, to remind the position of the mobile finger of user；
The form of the prompt of above-mentioned finger position is adjusted to above-mentioned sending and content does not do excessive restriction, the technology of this field
Personnel can be arranged according to actual needs, such as in an implementation, above-mentioned acquisition equipment is connected with mobile phone by wireless network, in hand
Real-time display acquires the process of two-dimentional vein map on machine, and text reminder message can also be sent on the display screen of user, also
Microphone can be set in acquisition equipment, and Xiang Shangshu user issues voice prompting message；
All two-dimentional finger vena maps of above-mentioned acquisition do not meet the three-dimensional vein perspective view building demand of finger, can be with
It is interpreted as, the vein pattern for the finger position that rotation angle of camera is too small or camera currently acquires is unobvious etc.；Above-mentioned
In the case where, when the three-dimensional vein perspective view for determining that all two-dimentional finger vena maps obtained do not meet finger constructs demand
When, it can control the predetermined angle of adjustment camera rotation, also to acquire the two-dimentional finger vena figure of more perspective.
In above-mentioned steps 120, as an alternative embodiment, further including, based on default threedimensional model building side
After method constructs the three-dimensional vein perspective view of above-mentioned finger, using the preset standard three-dimensional vein perspective view of above-mentioned finger to above-mentioned
The three-dimensional vein perspective view of finger is identified, and carries out authentication to the corresponding user of above-mentioned finger according to recognition result.
The preset standard three-dimensional vein perspective view of above-mentioned finger acquires the same of user by acquiring equipment from different perspectives
The two-dimentional finger vena map of finger is obtained based on default 3 D model construction method building；
It should be noted that can be tied according to building when constructing the preset standard three-dimensional vein perspective view of above-mentioned finger
Fruit is selectively repeatedly constructed above-mentioned three-dimensional vein perspective view, and select one optimal three-dimensional vein perspective view as
The preset standard three-dimensional vein perspective view of above-mentioned finger；
By above-mentioned method, authentication is carried out to user using the preset standard three-dimensional vein perspective view of above-mentioned finger
When, more conveniently and quickly, because can disposably acquire success, root when verifying user identity acquisition finger vena information
It solves the problems, such as that user's acquisition is to need multi collect to improve percent of pass on this, improves the acquisition of finger vena map
Accuracy.
Optionally, in the methods described above, it during obtaining acquisition equipment and being rotated by 360 °, acquires from different perspectives
It, can also be according to the two-dimentional finger vena map of acquisition, based on default three-dimensional mould when the two-dimentional finger vena map of same finger
Type construction method, the two-dimentional finger vena map for all same fingers that will acquire, is angularly spliced to obtain above-mentioned finger
Three-dimensional vein perspective view.
It should be noted that being used as optional embodiment, this method both can be applied to whole equipment, can also apply
It is specific as follows when this method is used for server in server:
Equipment end generates in the function and identification process of the integrated three-dimensional vein perspective view template for generating finger of server end
The function of the three-dimensional vein perspective view of finger.
Specifically, the two-dimentional finger vena figure for acquiring the different angle of same finger from different perspectives is executed by acquisition equipment
Spectrum sends server, and server is based on default threedimensional model building side according to the two-dimentional finger vena map of above-mentioned different angle
Method constructs the three-dimensional vein perspective view of above-mentioned finger, obtains finger according to the three-dimensional vein perspective view for obtaining finger at least once
Three-dimensional vein perspective view template.
Server end can send the three-dimensional vein perspective view template of finger to equipment end or server-side locally saves
The three-dimensional vein perspective view template of obtained finger.
In identification process, server receives the two-dimentional finger vena of the different angle for the same finger that acquisition equipment uploads
Map constructs above-mentioned finger based on default 3 D model construction method according to the two-dimentional finger vena map of above-mentioned different angle
Three-dimensional vein perspective view；
Above-mentioned server can be according to the three-dimensional vein perspective view template of the finger locally saved to the three-dimensional vein of finger
Perspective view identified, and by recognition result sending device end.
Alternatively, the three-dimensional vein perspective view of above-mentioned finger can be sent to equipment end by above-mentioned server, by equipment end root
It is identified according to three-dimensional vein perspective view of the three-dimensional vein perspective view template to finger；
Above-mentioned acquisition equipment end and equipment end can be concentrated on one device, be also possible to be in different set respectively
It is standby upper.
When the above method is applied to whole equipment, which acquires equipment, identification module and processor, wherein
During template generation, the two-dimentional finger vena figure that acquisition equipment acquires the different angle of same finger is controlled by processor
Spectrum, according to the two-dimentional finger vena map of above-mentioned different angle, constructs above-mentioned finger based on default 3 D model construction method
Three-dimensional vein perspective view；The three-dimensional vein solid artwork of finger is obtained according to the three-dimensional vein perspective view for obtaining finger at least once
Plate；In identification process, the two-dimentional finger vena figure that acquisition equipment acquires the different angle of same finger is controlled by processor
Spectrum, according to the two-dimentional finger vena map of above-mentioned different angle, constructs above-mentioned finger based on default 3 D model construction method
Three-dimensional vein perspective view, the three-dimensional vein perspective view template based on the finger locally saved are three-dimensional to the three-dimensional vein of above-mentioned finger
Figure is identified, carries out authentication according to identification, to realize corresponding control.
As an alternative embodiment, display screen can be set in above equipment surface, for showing in acquisition device
Finger state, and/or, show the 3 dimensional drawing of the finger of building.
Embodiment two:
The present embodiment provides a kind of the first equipment of three-dimensional finger venous collection, as shown in Fig. 2, first equipment includes place
Manage device 201 and memory 202, wherein above-mentioned processor is used for:
Obtain the two-dimentional finger vena map for the same finger that acquisition equipment acquires from different perspectives；
According to the two-dimentional finger vena map of acquisition, the three-dimensional of above-mentioned finger is constructed based on default 3 D model construction method
Vein perspective view.
Optionally, above-mentioned processor is specifically used for, during acquisition acquisition equipment is rotated to predetermined angle, to set frequency
The two-dimentional finger vena map of the same finger of rate acquisition.
Above-mentioned processor is also used to, and the three-dimensional vein for determining that all two-dimentional finger vena maps obtained do not meet finger is vertical
When body figure constructs demand, the prompt for adjusting above-mentioned finger position is issued.
Above-mentioned processor is specifically used for, quiet in the two-dimentional finger of above-mentioned different angle according to any feature of above-mentioned finger point
Position in arteries and veins map is based on Stereo Vision, determines features described above point in the relative position of above-mentioned finger three-dimensional space；Root
According to all characteristic points of above-mentioned finger in the relative position of above-mentioned finger three-dimensional space, the three-dimensional vein for constructing above-mentioned finger is three-dimensional
Figure.
Above-mentioned processor is also used to, using the preset standard three-dimensional vein perspective view of above-mentioned finger to the three-dimensional of above-mentioned finger
Vein perspective view is identified, and carries out authentication to the corresponding user of above-mentioned finger according to recognition result.
The preset standard three-dimensional vein perspective view of above-mentioned finger acquires the same of user by acquiring equipment from different perspectives
The two-dimentional finger vena map of finger is obtained based on default 3 D model construction method building.
Above-mentioned processor is specifically used for, and obtains during acquisition equipment is rotated by 360 °, the same proficiency that acquires from different perspectives
The two-dimentional finger vena map of finger；It will be obtained according to the two-dimentional finger vena map of acquisition based on default 3 D model construction method
The two-dimentional finger vena map of all same fingers taken, the three-dimensional vein for angularly being spliced to obtain above-mentioned finger are three-dimensional
Figure.
When above equipment is server, above-mentioned processor is also used to, and the three-dimensional vein perspective view of above-mentioned finger is sent to
Corresponding equipment end.
The present embodiment also provides a kind of the second equipment of three-dimensional finger venous collection, as shown in figure 3, the second equipment packet
It includes:
Two-dimentional vein map acquisition unit 301, for obtaining the two of the same finger that acquisition equipment acquires from different perspectives
Tie up finger vena map；
Three-dimensional vein perspective view construction unit 302, for the two-dimentional finger vena map according to acquisition, based on default three-dimensional
Model building method constructs the three-dimensional vein perspective view of above-mentioned finger.
Optionally, above-mentioned two-dimentional vein map acquisition unit is rotated for obtaining acquisition equipment to the process of predetermined angle
In, with the two-dimentional finger vena map of the same finger of setpoint frequency acquisition.
Above-mentioned two dimension vein map acquisition unit is also used to determine that all two-dimentional finger vena maps of acquisition do not meet hand
When the three-dimensional vein perspective view of finger constructs demand, the prompt for adjusting above-mentioned finger position is issued.
Above-mentioned three-dimensional vein perspective view construction unit, for any feature point according to above-mentioned finger in above-mentioned different angle
Two-dimentional finger vena map in position, be based on Stereo Vision, determine features described above point in above-mentioned finger three-dimensional space
Relative position；According to all characteristic points of above-mentioned finger in the relative position of above-mentioned finger three-dimensional space, above-mentioned finger is constructed
Three-dimensional vein perspective view.
Above-mentioned three-dimensional vein perspective view construction unit, is also used to the preset standard three-dimensional vein perspective view using above-mentioned finger
The three-dimensional vein perspective view of above-mentioned finger is identified, and identity is carried out to the corresponding user of above-mentioned finger according to recognition result
Verifying.
The preset standard three-dimensional vein perspective view of above-mentioned finger acquires the same of user by acquiring equipment from different perspectives
The two-dimentional finger vena map of finger is obtained based on default 3 D model construction method building.
Above-mentioned three-dimensional vein perspective view construction unit, is used for, when the two dimension for the same finger that the different angle of acquisition acquires
Finger vena map, for acquisition equipment be rotated by 360 ° during acquire when, according to the two-dimentional finger vena map of acquisition, base
In default 3 D model construction method, the two-dimentional finger vena map for all same fingers that will acquire angularly is spliced
Obtain the three-dimensional vein perspective view of above-mentioned finger.
Embodiment three:
The present embodiment provides a kind of computer storage medium, above-mentioned computer storage medium is stored with computer program, should
Computer program, which is performed, realizes method described in embodiment one and two any one of embodiment.
It should be understood by those skilled in the art that, the embodiment of the present invention can provide as method, system or computer program
Product.Therefore, complete hardware embodiment, complete software embodiment or reality combining software and hardware aspects can be used in the present invention
Apply the form of example.Moreover, it wherein includes the computer of computer usable program code that the present invention, which can be used in one or more,
The shape for the computer program product implemented in usable storage medium (including but not limited to magnetic disk storage and optical memory etc.)
Formula.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The equipment for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of equipment, the commander equipment realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of method of three-dimensional finger venous collection characterized by comprising
Obtain the two-dimentional finger vena map for the same finger that acquisition equipment acquires from different perspectives；
According to the two-dimentional finger vena map of acquisition, the three-dimensional vein of the finger is constructed based on default 3 D model construction method
Perspective view.
2. the method as described in claim 1, which is characterized in that obtain the same finger that acquisition equipment acquires from different perspectives
Two-dimentional finger vena map, comprising:
During acquisition acquisition equipment is rotated to predetermined angle, with the two-dimentional finger vena of the same finger of setpoint frequency acquisition
Map.
3. the method as described in claim 1, which is characterized in that obtain the same finger that acquisition equipment acquires from different perspectives
After two-dimentional finger vena map, further includes:
When determining that all two-dimentional finger vena maps obtained do not meet the three-dimensional vein perspective view building demand of finger, issues and adjust
The prompt of the whole finger position.
4. the method as described in claim 1, which is characterized in that according to the two-dimentional finger vena map of acquisition, based on default three
Dimension module construction method constructs the three-dimensional vein perspective view of the finger, comprising:
According to position of any feature of the finger point in the two-dimentional finger vena map of the different angle, based on solid
Visible sensation method determines the characteristic point in the relative position of the finger three-dimensional space；
According to all characteristic points of the finger in the relative position of the finger three-dimensional space, the three-dimensional for constructing the finger is quiet
Arteries and veins perspective view.
5. the method as described in claim 1, which is characterized in that construct the finger based on default 3 D model construction method
After three-dimensional vein perspective view, further includes:
The three-dimensional vein perspective view of the finger is identified using the preset standard three-dimensional vein perspective view of the finger, and
Authentication is carried out to the corresponding user of the finger according to recognition result.
6. method as claimed in claim 5, which is characterized in that the preset standard three-dimensional vein perspective view of the finger is by adopting
Collection equipment acquires the two-dimentional finger vena map of the same finger of user from different perspectives, based on default 3 D model construction method
Building obtains.
7. the method as described in right wants 1, which is characterized in that when this method is used for server, further includes:
The three-dimensional vein perspective view of the finger is sent to corresponding equipment end.
8. method according to claim 1 or 2, which is characterized in that obtain the same proficiency that acquisition equipment acquires from different perspectives
The two-dimentional finger vena map of finger, comprising:
During acquisition acquisition equipment is rotated by 360 °, the two-dimentional finger vena map of the same finger acquired from different perspectives；
According to the two-dimentional finger vena map of acquisition, based on default 3 D model construction method, all same fingers that will acquire
Two-dimentional finger vena map, angularly spliced the three-dimensional vein perspective view for obtaining the finger.
9. a kind of equipment of three-dimensional finger venous collection, which is characterized in that the equipment includes processor and memory, wherein institute
Processor is stated to be used for:
Obtain the two-dimentional finger vena map for the same finger that acquisition equipment acquires from different perspectives；
According to the two-dimentional finger vena map of acquisition, the three-dimensional vein of the finger is constructed based on default 3 D model construction method
Perspective view.
10. a kind of computer storage medium, which is characterized in that the computer storage medium is stored with computer program, the meter
Calculation machine program, which is performed, realizes method described in claim 1-8 any one.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110941985A (en) * | 2019-09-30 | 2020-03-31 | 珠海零边界集成电路有限公司 | Mobile terminal, fingerprint verification method and system thereof |
| WO2021128433A1 (en) * | 2019-12-28 | 2021-07-01 | 广东智冠信息技术股份有限公司 | Method for performing three-dimensional modeling by scanning palm veins and recognition method |
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| CN106022210A (en) * | 2016-05-04 | 2016-10-12 | 成都指码科技有限公司 | Vein profile three-dimensional point cloud matching identity identifying method and device |
| CN106510626A (en) * | 2016-11-08 | 2017-03-22 | 重庆理工大学 | Human body superficial layer vein three-dimensional reconstruction device and method based on binocular stereoscopic vision |
| KR20180078709A (en) * | 2016-12-30 | 2018-07-10 | 주식회사 베프스 | Biometric authentication apparatus using 3d finger vein and method using the same |
| CN106919941A (en) * | 2017-04-26 | 2017-07-04 | 华南理工大学 | A kind of three-dimensional finger vein identification method and system |
| CN206833462U (en) * | 2017-04-26 | 2018-01-02 | 华南理工大学 | A kind of three-dimensional finger vein recognition system |
| CN107392088A (en) * | 2017-06-01 | 2017-11-24 | 燕南国创科技（北京）有限公司 | Three-dimensional vein identification device and method, switch, mobile terminal |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110941985A (en) * | 2019-09-30 | 2020-03-31 | 珠海零边界集成电路有限公司 | Mobile terminal, fingerprint verification method and system thereof |
| WO2021128433A1 (en) * | 2019-12-28 | 2021-07-01 | 广东智冠信息技术股份有限公司 | Method for performing three-dimensional modeling by scanning palm veins and recognition method |
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Application publication date: 20190329 |