CN109426764A - Bio-identification chip, system and method - Google Patents
Bio-identification chip, system and method Download PDFInfo
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- CN109426764A CN109426764A CN201710726566.6A CN201710726566A CN109426764A CN 109426764 A CN109426764 A CN 109426764A CN 201710726566 A CN201710726566 A CN 201710726566A CN 109426764 A CN109426764 A CN 109426764A
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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
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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
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
Abstract
The present invention provides a kind of bio-identification chip, system and method, wherein the chip includes control unit, image acquisition units and bio-identification processing module: described control unit is used to send control signal to described image acquisition unit；Described image acquisition unit is used to be based on the control signal, obtains the light image information of the biological characteristic, and the light image information of the biological characteristic is sent to the bio-identification processing module；The bio-identification processing module is used for the light image information based on the biological characteristic, obtain features described above electrical signal information, electrical signal information based on the biological characteristic calculates the characteristic of the biology, and the characteristic based on the biology carries out bio-identification.The application proposes bio-identification chip, system and method, has the beneficial effect that can be effectively combined Image Acquisition and bio-identification algorithm process.
Description
Technical field
The present invention relates to technical field of biometric identification, more particularly, to bio-identification chip, system and method.
Background technique
So-called biological identification technology is exactly to pass through computer and optics, acoustics, biosensor and biostatistics principle
Etc. high-tech means be intimately associated, using the intrinsic physiological property of human body, (such as fingerprint, face as, iris) and behavioural characteristic is (such as
Person's handwriting, sound, gait etc.) Lai Jinhang personal identification identification.
Current bio-identification application is very wide, and one kind is the Image Acquisition for doing biological characteristic, and another kind of is to do biology
The algorithm process of identification needs if doing the application in terms of bio-identification if necessary by Image Acquisition and bio-identification algorithm
When processing is combined together, mutual technical support is inadequate, so that various collaborative problems are produced, this
The popularization of bio-identification is just constrained if sample.
In the prior art, need it is a kind of by Image Acquisition and bio-identification algorithm process be combined together chip, system and
Method.
Summary of the invention
The present invention in order to overcome the problems referred above or at least is partially solved the above problem, provides bio-identification chip, system
And method.
According to an aspect of the present invention, a kind of bio-identification chip is provided, including control unit, image acquisition units and
Bio-identification processing module:
Described control unit is used to send control signal to described image acquisition unit；
Described image acquisition unit is used to be based on the control signal, obtains the light image information of the biological characteristic,
And the light image information of the biological characteristic is sent to the bio-identification processing module；
The bio-identification processing module is used for the light image information based on the biological characteristic, obtains features described above electricity
Signal message, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the spy based on the biology
It levies data and carries out bio-identification.
Further, the bio-identification processing module further comprises image processing unit, bio-identification unit and judgement
Unit:
Described image processing unit extracts the component image signal in the light image information of the biological characteristic；
The bio-identification unit obtains the biological information in the component image signal；
Image data progress of the judging unit based on the biological information with the biological characteristic pre-saved
Match.
Further, described image processing unit is further used for:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
Further, the bio-identification unit, is further used for:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
Further, the biometric image handles sensor chip, and burning has following at least one algorithm: image flame detection is calculated
Method and bio-identification algorithm, so that biometric image processing sensor chip calls.
According to an aspect of the present invention, a kind of system of bio-identification is provided, including the biology as described in any of the above-described
Identification chip:
The bio-identification chip, for the light image information of the filtered biological characteristic to be converted to biological spy
The electrical signal information of sign, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, are based on the life
The characteristic of object carries out bio-identification.
Further, the system, for it is following any one:
Public security system, educational system, financial system, justice system, identity authorization system, traffic system, medical system, intelligence
It can household, intelligent building, smart city, member management and payment shopping.
According to an aspect of the present invention, a kind of system of bio-identification, including bio-identification camera and biology are provided
Identification chip；
The bio-identification camera, including camera lens and optical filter；The camera lens, for capturing the ray plot of biological characteristic
As information；The optical filter is filtered for the light image information to the biological characteristic；
The bio-identification chip, for the light image information of the filtered biological characteristic to be converted to biological spy
The electrical signal information of sign, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, are based on the life
The characteristic of object carries out bio-identification.
Further, the bio-identification chip further includes control unit, image acquisition units and bio-identification processing module:
Described control unit is used to send control signal to described image acquisition unit；
Described image acquisition unit is used to be based on the control signal, obtains the light image information of the biological characteristic,
And the light image information of the biological characteristic is sent to the bio-identification processing module；
The bio-identification processing module is used for the light image information based on the biological characteristic, obtains features described above electricity
Signal message, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the spy based on the biology
It levies data and carries out bio-identification.
Further, the bio-identification processing module further comprises image processing unit, bio-identification unit and judgement
Unit:
Described image processing unit extracts the component image signal in the light image information of the biological characteristic；
The bio-identification unit obtains the biological information in the component image signal；
Image data progress of the judging unit based on the biological information with the biological characteristic pre-saved
Match.
Further, described image processing unit is further used for:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
Further, the bio-identification unit, is further used for:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
Further, the biometric image handles sensor chip, and burning has following at least one algorithm: image flame detection is calculated
Method and bio-identification algorithm, so that biometric image processing sensor chip calls.
According to a further aspect of the invention, a kind of biometric discrimination method based on any of the above-described system is provided, comprising:
S1 captures the light image information of biological characteristic；
S2 is filtered the light image information of the biological characteristic；
The light image information of the filtered biological characteristic is converted to the electrical signal information of biological characteristic, base by S3
The characteristic of the biology is calculated in the electrical signal information of the biological characteristic, the characteristic based on the biology is given birth to
Object identification.
Further, the S3 further comprises:
S31 sends control signal to described image acquisition unit；
S32, described image acquisition unit are based on the control signal, obtain the light image information of the biological characteristic,
And the light image information of the biological characteristic is sent to the bio-identification processing module；
S33, light image information of the bio-identification processing module based on the biological characteristic obtain features described above electricity
Signal message, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the spy based on the biology
It levies data and carries out bio-identification.
Further, S32 further comprises:
S321 extracts the component image signal in the light image information of the biological characteristic；
S322 obtains the biological information in the component image signal；
S323 is matched based on the biological information with the image data of the biological characteristic pre-saved.
Further, the S321 further comprises:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
Further, the S322 further comprises:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
The application proposes bio-identification chip, system and method, and having can will be at Image Acquisition and bio-identification algorithm
Manage the beneficial effect effectively combined.
Detailed description of the invention
Fig. 1 is according to a kind of general frame schematic diagram of bio-identification chip of the embodiment of the present invention；
Fig. 2 is the general frame schematic diagram according to a kind of biological recognition system of the embodiment of the present invention；
Fig. 3 is according to a kind of overall flow schematic diagram of biometric discrimination method of the embodiment of the present invention；
Fig. 4 is according to a kind of structural framing schematic diagram of the equipment of biometric discrimination method of the embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
It such as Fig. 1, shows in a specific embodiment of the invention, a kind of general frame schematic diagram of biological recognition system.
Generally, including control unit A11, image acquisition units A12 and bio-identification processing module A13:
Described control unit A11 is used to send control signal to described image acquisition unit A12；
Described image acquisition unit A12 is used to be based on the control signal, obtains the light image letter of the biological characteristic
Breath, and the light image information of the biological characteristic is sent to the bio-identification processing module A13；
The bio-identification processing module A13 is used for the light image information based on the biological characteristic, obtains above-mentioned spy
Electrical signal information is levied, the electrical signal information based on the biological characteristic calculates the characteristic of the biology, is based on the biology
Characteristic carry out bio-identification.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification processing module further comprises image
Processing unit, bio-identification unit and judging unit:
Described image processing unit extracts the component image signal in the light image information of the biological characteristic；
The bio-identification unit obtains the biological information in the component image signal；
Image data progress of the judging unit based on the biological information with the biological characteristic pre-saved
Match.
On the basis of any above-mentioned specific embodiment of the invention, described image processing unit is further used for:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification unit is further used for:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image handles sensor chip, burning
There is following at least one algorithm: image flame detection algorithm and bio-identification algorithm, so that the biometric image handles sensor core
Piece calls.
In a specific embodiment of the invention, a kind of biological recognition system, generally, including any of the above-described life
Object identification chip:
The bio-identification chip, for the light image information of the filtered biological characteristic to be converted to biological spy
The electrical signal information of sign, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, are based on the life
The characteristic of object carries out bio-identification.
On the basis of any above-mentioned specific embodiment of the invention, the system be it is following any one:
Public security system, educational system, financial system, justice system, identity authorization system, traffic system, medical system, intelligence
It can household, intelligent building, smart city, member management and payment shopping.
Such as Fig. 2, another specific embodiment of the present invention, a kind of biological recognition system, including bio-identification camera A0 are shown
With bio-identification chip A1；
The bio-identification camera A0, including camera lens A01 and optical filter A02；The camera lens A01, for capturing biology
The light image information of feature；The optical filter A02 is filtered for the light image information to the biological characteristic；
The bio-identification chip A1, for the light image information of the filtered biological characteristic to be converted to biology
The electrical signal information of feature, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, based on described
The characteristic of biology carries out bio-identification.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification chip further includes control unit, figure
As acquisition unit and bio-identification processing module:
Described control unit is used to send control signal to described image acquisition unit；
Described image acquisition unit is used to be based on the control signal, obtains the light image information of the biological characteristic,
And the light image information of the biological characteristic is sent to the bio-identification processing module；
The bio-identification processing module is used for the light image information based on the biological characteristic, obtains features described above electricity
Signal message, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the spy based on the biology
It levies data and carries out bio-identification.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification processing module further comprises image
Processing unit, bio-identification unit and judging unit:
Described image processing unit extracts the component image signal in the light image information of the biological characteristic；
The bio-identification unit obtains the biological information in the component image signal；
Image data progress of the judging unit based on the biological information with the biological characteristic pre-saved
Match.
On the basis of any above-mentioned specific embodiment of the invention, described image processing unit is further used for:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification unit is further used for:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image handles sensor chip, burning
There is following at least one algorithm: image flame detection algorithm and bio-identification algorithm, so that the biometric image handles sensor core
Piece calls.
Such as Fig. 3, show in another specific embodiment of the invention, the biometric discrimination method based on any of the above-described system is whole
Flow diagram.Generally, comprising:
S1 captures the light image information of biological characteristic；
S2 is filtered the light image information of the biological characteristic；
The light image information of the filtered biological characteristic is converted to the electrical signal information of biological characteristic, base by S3
The characteristic of the biology is calculated in the electrical signal information of the biological characteristic, the characteristic based on the biology is given birth to
Object identification.
On the basis of any above-mentioned specific embodiment of the invention, a kind of biometric discrimination method, the S3 further comprises:
S31 sends control signal to described image acquisition unit；
S32, described image acquisition unit are based on the control signal, obtain the light image information of the biological characteristic,
And the light image information of the biological characteristic is sent to the bio-identification processing module；
S33, light image information of the bio-identification processing module based on the biological characteristic obtain features described above electricity
Signal message, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the spy based on the biology
It levies data and carries out bio-identification.
On the basis of any above-mentioned specific embodiment of the invention, a kind of biometric discrimination method, the S32 is further wrapped
It includes:
S321 extracts the component image signal in the light image information of the biological characteristic；
S322 obtains the biological information in the component image signal；
S323 is matched based on the biological information with the image data of the biological characteristic pre-saved.
The S321 further comprises:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
On the basis of any above-mentioned specific embodiment of the invention, a kind of biometric discrimination method, the S322 is further wrapped
It includes:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
On the basis of any above-mentioned specific embodiment of the invention, a kind of biometric image sensor chip, including figure
As acquisition unit, control unit and bio-identification processing module.The image acquisition units are used for after receiving control signal
The image information of biological characteristic is captured, and picture signal is transferred to bio-identification processing module, bio-identification processing module
Image processing unit extracts component image signal to the picture signal of biological characteristic, and bio-identification unit believes component image
Number carry out calculating biological information, image data of the judging unit based on biological information with the biological characteristic pre-saved
It is matched, the successful signal of authentication output if fitting through, if the signal that matching is not failed by authentication output, and will
The image information of bio-identification is transferred on application processor.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image sensor chip, including
But image acquisition units are not limited to, control unit, bio-identification processing module.The control unit is for controlling Image Acquisition
The signal of unit and bio-identification processing module, image acquisition units are used to acquire the image of biological characteristic, and the biology is known
Other processing module is used to calculate biological information and is determined based on biological information whether it matches and pre-saved
The image data of biological characteristic.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image sensor chip, including
But image acquisition units are not limited to, control unit, bio-identification processing module.The control unit is for controlling Image Acquisition
The signal of unit and bio-identification processing module, image acquisition units are used to acquire the image of biological characteristic, and the biology is known
Other processing module is used to calculate biological information and is determined based on biological information whether it matches and pre-saved
The image data of biological characteristic.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification processing module, including but it is unlimited
In image processing unit, bio-identification unit, judging unit.The image processing unit, is used to receive biological characteristic
Picture signal, and extract the component image signal in the picture signal of biological characteristic；The bio-identification unit, is used for pair
The component image signal extracted in the picture signal of biological characteristic carries out calculating biological information；The judging unit,
It is used to be matched based on biological information with the image data of the biological characteristic pre-saved, and exports biological identification letter
Number.
On the basis of any above-mentioned specific embodiment of the invention, the image processing unit, including but not limited in advance
Processing, image enhancement and it is automatic coloured turn black and white, finally export black-and-white image signal.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification unit is including but not limited to black
The biometric image of white image extracts, biological information normalization, biological information coding.
On the basis of any above-mentioned specific embodiment of the invention, the judging unit, including but not limited to biology are special
The matching and identification of reference breath export the judgement result of biological characteristic with biological information storehouse matching and judgement.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image handles sensor chip, can
To carry out the burning of any one algorithm, including but not limited to image flame detection algorithm and bio-identification algorithm etc..
On the basis of any above-mentioned specific embodiment of the invention, the biometric image handles sensor chip, can
To be applied on biological identification device, can be applied on biological recognition system, also can be applied to attendance pick, finance branch
It pays, gate inhibition's door lock, security monitoring, share in the identity authorization systems such as things, game social activity, public service.
On the basis of any above-mentioned specific embodiment of the invention, a kind of bio-identification processing system, including biology are provided
Camera and bio-identification algorithm, the biological camera include biometric image sensor chip, optical filter and mirror
Head.The camera lens is used to capture the light image signal of biological characteristic, and collected light image signal is introduced from outside into
It is internal；The optical filter is used to carry out the light image signal of introducing selectively to allow to pass through, by unwanted light
Picture signal is filtered；The biometric image sensor chip be used for allow by light image signal turn
Electric signal is turned to, and the biometric image information based on capture carries out calculating biological attribute data, and exports bio-identification
Determine result.
On the basis of any above-mentioned specific embodiment of the invention, a kind of bio-identification processing system, including biology are provided
Camera and bio-identification algorithm, the biological camera include biometric image sensor chip, optical filter and mirror
Head.The camera lens is used to capture the light image signal of biological characteristic, and collected light image signal is introduced from outside into
It is internal；The optical filter is used to carry out the light image signal of introducing selectively to allow to pass through, by unwanted light
Picture signal is filtered；The biometric image sensor chip be used for allow by light image signal turn
Electric signal is turned to, and the biometric image information based on capture carries out calculating biological attribute data, and exports bio-identification
Determine result.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image sensor chip, including
Image acquisition units, control unit and bio-identification processing module.The image acquisition units are used after receiving control signal
In the image information of capture biological characteristic, and picture signal is transferred to bio-identification processing module, bio-identification processing module
Image processing unit component image signal is extracted to the picture signal of biological characteristic, bio-identification unit is to component image
Signal carries out calculating biological information, picture number of the judging unit based on biological information with the biological characteristic pre-saved
According to being matched, the successful signal of authentication output if fitting through, if the matching not signal by authentication output unsuccessfully, and
The image information of bio-identification is transferred on application processor.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image sensor chip, including
But image acquisition units are not limited to, control unit, bio-identification processing module.The control unit is for controlling Image Acquisition
The signal of unit and bio-identification processing module, image acquisition units are used to acquire the image of biological characteristic, and the biology is known
Other processing module is used to calculate biological information and is determined based on biological information whether it matches and pre-saved
The image data of biological characteristic.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification processing module, including but it is unlimited
In image processing unit, bio-identification unit, judging unit.The image processing unit, is used to receive biological characteristic
Picture signal, and extract the component image signal in the picture signal of biological characteristic；The bio-identification unit, is used for pair
The component image signal extracted in the picture signal of biological characteristic carries out calculating biological information；The judging unit,
It is used to be matched based on biological information with the image data of the biological characteristic pre-saved, and exports biological identification letter
Number.
On the basis of any above-mentioned specific embodiment of the invention, the image processing unit, including but not limited in advance
Processing, image enhancement and it is automatic coloured turn black and white, finally export black-and-white image signal.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification unit is including but not limited to black
The biometric image of white image extracts, biological information normalization, biological information coding.
On the basis of any above-mentioned specific embodiment of the invention, the judging unit, including but not limited to biology are special
The matching and identification of reference breath export the judgement result of biological characteristic with biological information storehouse matching and judgement.
On the basis of any above-mentioned specific embodiment of the invention, the biometric image handles sensor chip, can
To carry out the burning of any one algorithm, including but not limited to image flame detection algorithm and bio-identification algorithm etc..
On the basis of any above-mentioned specific embodiment of the invention, the optical filter, including but not limited to visible rays
By the cut-off of, visible rays, infrared light passes through, infrared light is ended.Optical filter passes through the one side increase in filter glass
One layer of anti-reflection coating increases by one layer of visible rays in another side and passes through and infrared light cut-off coating；Or increase in another side
One layer of visible light cut-off and infrared light pass through coating；Or increase visible rays by passing through plating with infrared light in another side
Layer.
On the basis of any above-mentioned specific embodiment of the invention, the optical filter, the visible rays of optical filtering coating
Wavelength is between 400 nanometers to 650 nanometers, and the wavelength of infrared light is between 700 nanometers to 1000 nanometers.
On the basis of any above-mentioned specific embodiment of the invention, the camera lens is including but not limited to narrow angle mirror head, wide
Angle mirror head.
On the basis of any above-mentioned specific embodiment of the invention, the camera lens, including but not limited to plastic lens, glass
Glass camera lens.
On the basis of any above-mentioned specific embodiment of the invention, the production of the bio-identification processing system can be with
, can also be in the packaging and testing of Mo Zu factory in chip factory's packaging and testing, it can also be in the packaging and testing of terminal factory.
On the basis of any above-mentioned specific embodiment of the invention, the test of the bio-identification processing system, including
But it is not limited to the burnings processing such as bio-identification algorithm, image flame detection algorithm, phase focusing correction algorithm.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification processing system can be used as one
Perhaps bio-identification processing system is used for image collecting device or image capturing system for a components or image collecting device
On.
On the basis of any above-mentioned specific embodiment of the invention, the bio-identification processing system be can be applied to
On biological identification device, can be applied on biological recognition system, also can be applied to attendance pick, financial payment, Men Jinmen
In the identity authorization systems such as lock, security monitoring, shared things, game social activity, public service.
On the basis of any above-mentioned specific embodiment of the invention, a kind of bio-identification processing method is provided, including pass through
Camera acquires biometric image signal, calculates biological information based on biometric image information, special based on biology
Reference ceases to do bio-identification.
On the basis of any above-mentioned specific embodiment of the invention, the execution of bio-identification will include to be captured by camera
The light image of biological characteristic is carried out at image flame detection to transmit biometric image signal based on biometric image signal
Biological information is managed and calculated to judge whether biological characteristic matches pre-stored biological attribute data, satisfaction then executes life
Object identification.
On the basis of any above-mentioned specific embodiment of the invention, when the biometric information matches for determining to have calculated that are pre-
If the biological attribute data first stored meets, then the successful signal of biological identification is exported；When the biology for determining to have calculated that is special
Sign information matches carry out ahead of schedule storage biological attribute data do not meet if, then export biological identification panic buying signal.
Fig. 4 shows the structural block diagram of the equipment of the method for the bio-identification of the embodiment of the present application.
Referring to Fig. 4, the equipment of the method for the bio-identification, comprising: processor (processor) 601, memory
(memory) 602 and bus 603；
Wherein,
The processor 601 and memory 602 complete mutual communication by the bus 603；
The processor 601 is used to call the program instruction in the memory 602, to execute above-mentioned each method embodiment
Provided method, for example, capture the light image information of biological characteristic；To the light image information of the biological characteristic
It is filtered；The electrical signal information that the light image information of the filtered biological characteristic is converted to biological characteristic, is based on
The electrical signal information of the biological characteristic calculates the characteristic of the biology, and the characteristic based on the biology carries out biology
Identification.
The present embodiment discloses a kind of computer program product, and the computer program product includes being stored in non-transient calculating
Computer program on machine readable storage medium storing program for executing, the computer program include program instruction, when described program instruction is calculated
When machine executes, computer is able to carry out method provided by above-mentioned each method embodiment, for example, captures the light of biological characteristic
Line image information；The light image information of the biological characteristic is filtered；By the light of the filtered biological characteristic
Image information is converted to the electrical signal information of biological characteristic, and the electrical signal information based on the biological characteristic calculates the biology
Characteristic, the characteristic based on the biology carry out bio-identification.
The present embodiment provides a kind of non-transient computer readable storage medium, the non-transient computer readable storage medium
Computer instruction is stored, the computer instruction makes the computer execute method provided by above-mentioned each method embodiment, example
It such as include: the light image information for capturing biological characteristic；The light image information of the biological characteristic is filtered；It will filtering
The light image information of the biological characteristic afterwards is converted to the electrical signal information of biological characteristic, the electricity based on the biological characteristic
Signal message calculates the characteristic of the biology, and the characteristic based on the biology carries out bio-identification.
Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through
The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer readable storage medium, the program
When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes: ROM, RAM, magnetic disk or light
The various media that can store program code such as disk.
The embodiments such as the equipment of the method for bio-identification described above are only schematical, wherein described be used as is divided
Unit from part description may or may not be physically separated, component shown as a unit can be or
It may not be physical unit, it can it is in one place, or may be distributed over multiple network units.It can basis
It is actual to need that some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.Ordinary skill people
Member is without paying creative labor, it can understands and implements.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including several fingers
It enables and using so that a computer equipment (can be personal computer, server or the network equipment etc.) executes each implementation
Method described in certain parts of example or embodiment.
Finally, the present processes are only preferable embodiment, it is not intended to limit the scope of the present invention.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (18)
1. a kind of bio-identification chip, which is characterized in that handle mould including control unit, image acquisition units and bio-identification
Block:
Described control unit is used to send control signal to described image acquisition unit；
Described image acquisition unit is used to be based on the control signal, obtains the light image information of the biological characteristic, and will
The light image information of the biological characteristic is sent to the bio-identification processing module；
The bio-identification processing module is used for the light image information based on the biological characteristic, obtains features described above electric signal
Information, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the characteristic based on the biology
According to progress bio-identification.
2. bio-identification chip as described in claim 1, which is characterized in that the bio-identification processing module further comprises
Image processing unit, bio-identification unit and judging unit:
Described image processing unit extracts the component image signal in the light image information of the biological characteristic；
The bio-identification unit obtains the biological information in the component image signal；
The judging unit is matched based on the biological information with the image data of the biological characteristic pre-saved.
3. bio-identification chip as claimed in claim 2, which is characterized in that described image processing unit is further used for:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
4. bio-identification chip as claimed in claim 3, which is characterized in that the bio-identification unit is further used for:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
5. bio-identification chip as described in claim 1, which is characterized in that the biometric image handles sensor chip,
Burning has following at least one algorithm: image flame detection algorithm and bio-identification algorithm, so that biometric image processing is felt
Device chip calls.
6. a kind of biological recognition system, which is characterized in that including bio-identification chip as claimed in claim 1 to 5:
The bio-identification chip, for the light image information of the filtered biological characteristic to be converted to biological characteristic
Electrical signal information, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, based on the biology
Characteristic carries out bio-identification.
7. system as claimed in claim 6, which is characterized in that for it is following any one:
Public security system, educational system, financial system, justice system, identity authorization system, traffic system, medical system, intelligent family
Residence, intelligent building, smart city, member management and payment shopping.
8. a kind of biological recognition system, which is characterized in that including bio-identification camera and bio-identification chip；
The bio-identification camera, including camera lens and optical filter；The camera lens, the light image for capturing biological characteristic are believed
Breath；The optical filter is filtered for the light image information to the biological characteristic；
The bio-identification chip, for the light image information of the filtered biological characteristic to be converted to biological characteristic
Electrical signal information, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, based on the biology
Characteristic carries out bio-identification.
9. biological recognition system as claimed in claim 8, which is characterized in that the bio-identification chip further includes that control is single
Member, image acquisition units and bio-identification processing module:
Described control unit is used to send control signal to described image acquisition unit；
Described image acquisition unit is used to be based on the control signal, obtains the light image information of the biological characteristic, and will
The light image information of the biological characteristic is sent to the bio-identification processing module；
The bio-identification processing module is used for the light image information based on the biological characteristic, obtains features described above electric signal
Information, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the characteristic based on the biology
According to progress bio-identification.
10. biological recognition system as claimed in claim 9, which is characterized in that the bio-identification processing module is further wrapped
Include image processing unit, bio-identification unit and judging unit:
Described image processing unit extracts the component image signal in the light image information of the biological characteristic；
The bio-identification unit obtains the biological information in the component image signal；
The judging unit is matched based on the biological information with the image data of the biological characteristic pre-saved.
11. bio-identification chip as claimed in claim 10, which is characterized in that described image processing unit is further used for:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
12. bio-identification chip as claimed in claim 11, which is characterized in that the bio-identification unit is further used for:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
13. bio-identification chip as claimed in claim 9, which is characterized in that the biometric image handles sensor chip,
Burning has following at least one algorithm: image flame detection algorithm and bio-identification algorithm, so that biometric image processing is felt
Device chip calls.
14. a kind of biometric discrimination method based on any system of claim 8 to 13 characterized by comprising
S1 captures the light image information of biological characteristic；
S2 is filtered the light image information of the biological characteristic；
The light image information of the filtered biological characteristic is converted to the electrical signal information of biological characteristic by S3, is based on institute
The electrical signal information for stating biological characteristic calculates the characteristic of the biology, and the characteristic based on the biology carries out biological knowledge
Not.
15. method as claimed in claim 14, which is characterized in that the S3 further comprises:
S31 sends control signal to described image acquisition unit；
S32, described image acquisition unit are based on the control signal, obtain the light image information of the biological characteristic, and will
The light image information of the biological characteristic is sent to the bio-identification processing module；
S33, light image information of the bio-identification processing module based on the biological characteristic obtain features described above electric signal
Information, the electrical signal information based on the biological characteristic calculate the characteristic of the biology, the characteristic based on the biology
According to progress bio-identification.
16. method as claimed in claim 15, which is characterized in that the S32 further comprises:
S321 extracts the component image signal in the light image information of the biological characteristic；
S322 obtains the biological information in the component image signal；
S323 is matched based on the biological information with the image data of the biological characteristic pre-saved.
17. the method described in claim 16, which is characterized in that the S321 further comprises:
Pretreatment, image enhancement and black whitening processing are carried out to the light image information of the biological characteristic.
18. method as claimed in claim 17, which is characterized in that the S322 further comprises:
Biological characteristic extraction is carried out to the light image information of the biological characteristic of black whitening processing；
The biological information is normalized；
The normalized biological information is encoded.
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