CN108074304A - A kind of scheme that can expand vena metacarpea identification number of users - Google Patents

A kind of scheme that can expand vena metacarpea identification number of users Download PDF

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Publication number
CN108074304A
CN108074304A CN201611009007.5A CN201611009007A CN108074304A CN 108074304 A CN108074304 A CN 108074304A CN 201611009007 A CN201611009007 A CN 201611009007A CN 108074304 A CN108074304 A CN 108074304A
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CN
China
Prior art keywords
circuit
cortex
vena metacarpea
card
arm processors
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Pending
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CN201611009007.5A
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Chinese (zh)
Inventor
不公告发明人
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CHANGSHU ANZHI BIOLOGICAL RECOGNITION TECHNOLOGY Co Ltd
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CHANGSHU ANZHI BIOLOGICAL RECOGNITION TECHNOLOGY Co Ltd
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Priority to CN201611009007.5A priority Critical patent/CN108074304A/en
Priority to PCT/CN2016/108459 priority patent/WO2018090402A1/en
Publication of CN108074304A publication Critical patent/CN108074304A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00571Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated by interacting with a central unit
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/14Vascular patterns

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

A kind of scheme that can expand vena metacarpea identification number of users,Including power supply,Power driving circuit,Vena metacarpea Acquisition Circuit,SD card,SD card interface circuit,Cortex A8 more than arm processors,LCD display circuit,LCD display,Audio output circuit,Loudspeaker,RS232/485 communication conversion circuits,Access controller,Power supply is connected by power driving circuit with cortex A8 more than arm processors,Vena metacarpea Acquisition Circuit is connected with cortex A8 more than arm processors,SD card is connected by SD card interface circuit with cortex A8 more than arm processors,Intercommunication visual information is transferred to LCD display by cortex A8 more thans arm processors by LCD display circuit,Audio prompt is spread out of by loudspeaker by audio output circuit,It is connected by RS232/485 conversion circuits with CPU card reader,Access controller carries out switch control on the door,Cortex A8 more thans arm processors identify that the logic communication between circuit controls to vena metacarpea,Cortex A8 more thans arm processor configures near infrared light led cameras,Visitor carries out vena metacarpea image zooming-out and digitized processing.

Description

A kind of scheme that can expand vena metacarpea identification number of users
Technical field
The present invention relates to a kind of schemes that can expand vena metacarpea identification number of users, belong to third generation biological identification technology neck Domain.
Background technology
In the prior art, it is most of using card managing, it is more advanced to be verified using biotechnology Management, and vena metacarpea identification biotechnology has just developed in this field.Vena metacarpea identification is one kind of hand vein recognition, belongs to raw Object identifies that palm vein identification system is exactly to obtain personal vena metacarpea distribution map by hand vein recognition instrument first, is distributed from vena metacarpea Figure extracts characteristic value according to special alignment algorithm, and the image of palm, hand back vein is obtained by infrared C CD cameras, will be quiet In computer systems, characteristic value is stored for the digital picture storage of arteries and veins.When vein compares, vein figure is taken in real time, and extraction is special Value indicative, it is same to be stored in host medium sized vein with advanced filtering, image binaryzation, refinement means to digital image zooming-out feature Characteristic value compares, and vein pattern is matched using complicated matching algorithm, so as to carry out identity authentication to individual, confirms body Part.
When carrying out authentication with vena metacarpea, acquisition be vena metacarpea characteristics of image, refer to during live body special existing for Sign.Within the system, the palm of non-living body is to cannot get vein image feature, thus None- identified, so as to also can not just make It is false.When carrying out authentication with vena metacarpea, acquisition be vein image feature inside palm rather than palm surface image Feature.Thus, there is no any due to the damage of palm surface, abrasion, drying or the cognitive disorders brought such as overly wet.It is quiet with slapping Arteries and veins carries out authentication, and when obtaining palm vein image, palm need not be contacted with equipment, gently one be put, you can complete identification.This Kind of mode does not have antihygienic problem during hand contact arrangement and palm surface feature may be replicated caused by safety ask Topic, and the Psychological inadaptability for being taken as and examining object is avoided, while will not be because of None- identified after dirt contamination.Palm vein side Since vein is located inside palm, the influence degree of the external factor such as temperature can be ignored formula, and it is useful to be suitable for almost institute Family.User's acceptance is good.Except without in addition to being contacted directly with scanner surface, the scanning process of this Noninvasive was both It is simple again naturally, alleviating user due to worrying sanitation degree or using trouble and resisting psychology that may be present.Because have The feature of the vivo identification of front, internal feature and contactless 3 aspects, it is ensured that the vena metacarpea feature of user is difficult quilt It forges.So palm vein identification system safe class is high, the place high particularly suitable for safety requirements uses.But the prior art In there is problems it is to be solved:(1) belong to interior physiological characteristic, will not wear, it is more difficult to forge, there is very high security. (2) blood vessel feature usually becomes apparent from, recognizable, and anti-interference is good.(3) non-contact measurement can be achieved, wholesomeness is good, is easy to Receive for user.(4) it is not easy to be influenced by watch face scar or greasy dirt.More than technology has the drawback that:Collecting device has spy Different requirement, design is relative complex, and manufacture is of high cost.
CPU card:Also referred to as smart card,In cardIntegrated circuit in carry microprocessor CPU, storage unit and chipBehaviour Make systemCOS.CPU card equipped with COS is equivalent to a microcomputer, not only with data storage function, while has life The functions such as order processing and data security protecting.CPU card is applicable to the multiple fields such as finance, insurance, traffic police, government industry, tool There is the user's space big(Vena metacarpea data can be stored), reading speed is fast, supports the features such as one card for multiple uses, and passed throughChinese People bankWith the certification of national ministries and commissions.
The content of the invention
The purpose of the present invention.
The present invention proposes a kind of vena metacarpea that can expand and identifies number of users to improve the safety coefficient of access control system Scheme.
The technical solution adopted in the present invention.
A kind of scheme that can expand vena metacarpea identification number of users, including power supply, power driving circuit, vena metacarpea acquisition electricity Road, SD card, SD card interface circuit, cortex A8 more thans arm processor, LCD display circuit, LCD display, audio output electricity Road, loudspeaker, RS232/485 communications conversion circuit, access controller, power supply pass through more than power driving circuit and cortex A8 Arm processor is connected, and vena metacarpea Acquisition Circuit is connected with cortex A8 more than arm processors, and SD card passes through SD card interface circuit It is connected with cortex A8 more than arm processors, cortex A8 more thans arm processors are visual by intercommunication by LCD display circuit Information is transferred to LCD display, and audio prompt is spread out of by loudspeaker by audio output circuit, is converted by RS232/485 Circuit is connected with CPU card reader, and access controller carries out switch control on the door, and cortex A8 more than arm processors are to vena metacarpea Logic communication between identification and circuit is controlled, cortex A8 more thans arm processor configuration near infrared light led cameras, Visitor carries out vena metacarpea image zooming-out and digitized processing, and wherein vena metacarpea identification follows the steps below:
The first step, training and projection vena metacarpea image, obtain the vena metacarpea image of five candidates, training by the matching of grader Obtained optimized image feature
Optimal test image is found in five candidate's vena metacarpea images in second step, grader:
A, all vena metacarpea training set of images are loaded, it is corresponding with candidate's vena metacarpea;
B, the deformation for merging vena metacarpea description and extracting from training set every vena metacarpea is utilized;
C, the deformation of vena metacarpea test image is extracted, is expressed as Dq;
D, matched with Dq and five candidate's vena metacarpea images before, find matching key and count out
3rd step is counted out to determine verification criterion by matching key, and setting, which matches maximum vena metacarpea descriptor of counting out, is Most possible item by characteristic matching, obtains target vena metacarpea image.
Then, by CPU card reader, vena metacarpea characteristic is stored onto CPU card, every time when identification, from CPU Vena metacarpea characteristic is read on card, in this way, the number of users that can be identified with infinite expanding vena metacarpea, it is ensured that vena metacarpea identifies Adapt to various identification places.
Preferably, the power module:The DC power supply of 12V is provided for access controller circuit system;It further includes and disappears Anti- alarm expansion module:When access control system is destroyed or is damaged, warning information is sent to security management by access controller Center is reminded by fire alarm;Ethernet interface:It is responsible for the information transmission of remote network control, while is intelligence Home gateway provides downstream interface;Door sensor electric lock module:According to the closure of relay and off state effect door sensor electric lock, and The operating status of detection door sensor electric lock in stipulated time;I/O data-interfaces:Read cortex A8 more than arm processor vena metacarpeas The information of identification, is transmitted in access controller and handles;LED module:Show access controller, the operating status of electromagnetic door lock, Show identification information and data and the state of network;Voice module:According to vena metacarpea recognition result and access control information, Xiang Jin Go out personnel and send voice reminder information;Push-button interface:Open the door request and the push-botton operation confirmed that opens the door, and is sent by I/O interfaces Low and high level signal;RS485 interfaces:By RS232/485 communication adapters and cortex A8 more thans arm processors into line number According to communication.
Preferably, the voicefrequency circuit mainly outputs and inputs process circuit including audio.Due to audio output signal It is the analog signal that voltage is more than ten millivolts, thus power amplifier need to be first passed through and carry out gain-adjusted, and A/D conversion circuits is turned Digital audio and video signals after changing are transmitted to control chip.
Preferably, the voltage of cortex A8 more thans arm processor obtains 5V by power supply adaptor transformation, and 5V is electric Pressure is obtained by low difference voltage regulator AS1117AR-3.3V partial pressures, and passes through capacitance and its voltage is carried out voltage stabilizing processing, from And ensure to provide stable 3.3V voltages for each component and interface and provide 1.8V and 2.5V voltages for camera module.
Preferably, user triggers camera and its vena metacarpea information is transmitted to control terminal, is touched eventually by control terminal Gate inhibition's module is sent out, completes its door opening action.
1st, beneficial effects of the present invention:
By way of the CPU card of the present invention, using vena metacarpea biological identification technology, user identity can be accurately identified, and For reaction speed within 2s, energy infinite expanding number of users is suitable for the more place of number, improves the accurate of vena metacarpea identification Degree and efficiency.
Description of the drawings:
Fig. 1 is the structure diagram of terminal of the present invention;
Fig. 2 is PC card sender structure diagrams.
Specific embodiment:
At present, domestic bank's either debit card or credit card because card, which is replicated, waits a variety of causes, occurs more and more Fiscard be stolen event, credit card can be prevented substantially if the mode combined using vena metacarpea with CPU card and be stolen thing Part, it is also extremely beneficial to the development of fiscard!Specific embodiment uses card sender for bank, is encrypted using individual vena metacarpea Secret key, to CPU card of personal user's distribution with oneself vena metacarpea data, vena metacarpea information and personal bank information It is combined.In use, personal to be used in terminal, individual swipes the card first, and information on relevant card is read in terminal, Then let go, carry out vena metacarpea identification, then can be carried out relevant financial and operate.Since palm vein recognition technical is difficult to again System, therefore the program can effectively contain the generation of financial swindling, improve the safety coefficient of financial industry.

Claims (5)

1. a kind of scheme that can expand vena metacarpea identification number of users, it is characterised in that:Including power supply, power driving circuit, the palm Venous collection circuit, SD card, SD card interface circuit, cortex A8 more thans arm processor, LCD display circuit, LCD display, Audio output circuit, loudspeaker, RS232/485 communication conversion circuit, access controller, power supply by power driving circuit with Cortex A8 more than arm processors are connected, and vena metacarpea Acquisition Circuit is connected with cortex A8 more than arm processors, and SD card is led to It crosses SD card interface circuit with cortex A8 more than arm processors to be connected, cortex A8 more than arm processors are shown by LCD Intercommunication visual information is transferred to LCD display by circuit, and audio prompt is spread out of by loudspeaker by audio output circuit, is passed through RS232/385 conversion circuits are connected with CPU card reader, and access controller carries out switch control, cortex A8 more thans ARM on the door Processor identifies that the logic communication between circuit controls to vena metacarpea, the configuration camera shooting of cortex A8 more thans arm processor Head carries out vena metacarpea image zooming-out and digitized processing to resident family and visitor.
2. a kind of scheme that can expand vena metacarpea identification number of users according to claim 1, it is characterised in that:Described Power module:The DC power supply of 12V is provided for access controller circuit system;Ethernet interface:It is responsible for remote network control Information is transmitted;Door sensor electric lock module:According to the closure of relay and off state effect door sensor electric lock, and examine at the appointed time Survey the operating status of door sensor electric lock;I/O data-interfaces:The information of cortex A8 more than arm processors vena metacarpea identification is read, It is transmitted in access controller and handles;According to vena metacarpea recognition result and access control information, send voice to disengaging personnel and carry Awake information;Low and high level signal is sent by I/O interfaces;RS485 interfaces:Pass through RS232/485 communication adapters and cortex More than A8 arm processors carry out data communication.
3. a kind of scheme that can expand vena metacarpea identification number of users according to claim 1, it is characterised in that:The sound Frequency circuit mainly outputs and inputs process circuit including audio.Since audio output signal is the simulation that voltage is more than ten millivolts Signal, thus power amplifier need to be first passed through and carry out gain-adjusted, and the transformed digital audio and video signals of A/D conversion circuits are transmitted To control chip.
4. a kind of scheme that can expand vena metacarpea identification number of users according to claim 1, it is characterised in that:cortex The voltage of more than A8 arm processors obtains 5V by power supply adaptor transformation, and 5V voltages are passed through low difference voltage regulator AS1117AR-3.3V partial pressures obtain, and pass through capacitance and its voltage is carried out voltage stabilizing processing, so as to ensure as each component and interface Stable 3.3V voltages are provided and provide 1.8V and 2.5V voltages for camera module.
5. card sender is PC computers, it is connected by RS232 with CPU card card reader, corresponding vena metacarpea information can be mutually write Enter CPU card, and identical cryptographic keys are used with terminal.The present invention is had contactless using palm vein identification technology Identity is verified that security performance is high, easy to use, and ARM plates are easy to tie up with high-performance, high reliability, low energy consumption, equipment Shield, vena metacarpea data are stored in CPU card after encryption, will not limit number of users and improve security performance.Meanwhile The security performance of CPU card is also preferable in current IC card, increases the security of total system.
CN201611009007.5A 2016-11-16 2016-11-16 A kind of scheme that can expand vena metacarpea identification number of users Pending CN108074304A (en)

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CN201611009007.5A CN108074304A (en) 2016-11-16 2016-11-16 A kind of scheme that can expand vena metacarpea identification number of users
PCT/CN2016/108459 WO2018090402A1 (en) 2016-11-16 2016-12-03 Solution for increasing user number for palm vein recognition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611009007.5A CN108074304A (en) 2016-11-16 2016-11-16 A kind of scheme that can expand vena metacarpea identification number of users

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CN114612941A (en) * 2022-05-11 2022-06-10 四川圣点世纪科技有限公司 Palm vein feature-based multi-mode identity authentication method, device and system

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CN113378604B (en) * 2020-03-10 2022-07-12 浙江宇视科技有限公司 Finger vein recognition device and biological recognition system

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Application publication date: 20180525