CN2416548Y - Examinee identity fingerprint recognition IC card apparatus - Google Patents
Examinee identity fingerprint recognition IC card apparatus Download PDFInfo
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- CN2416548Y CN2416548Y CN 00219075 CN00219075U CN2416548Y CN 2416548 Y CN2416548 Y CN 2416548Y CN 00219075 CN00219075 CN 00219075 CN 00219075 U CN00219075 U CN 00219075U CN 2416548 Y CN2416548 Y CN 2416548Y
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- fingerprint
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- identity
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Abstract
The utility model relates to a fingerprint IC card recognition device for distinguishing an identity, which comprises a PC, a fingerprint machine and an IC card reader. The fingerprint machine and the IC card reader are connected with the PC through an interface circuit. The utility model adopts an IC card to store user's fingerprint characteristics and user's personal information. When used, the fingerprint information in the IC card is compared with the personal fingerprint information of the user. The utility model complements defects of the IC card by safety of the fingerprint machine and ensures fast verification of the fingerprint machine.
Description
The utility model relates to the security of system technology of bio-identification, relates in particular to examinee's identity fingerprint identification IC-card device.
The lines of the rough and uneven in surface generation of skin of our palm and finger thereof, pin, toe inner surface can form various patterns.The lines that comprises these skins of fingerprint has nothing in common with each other on pattern, breakpoint and point of crossing, that is to say, and be unique.Rely on this uniqueness, we just can be mapped a people with his fingerprint, compare by fingerprint that compares him and the fingerprint of preserving in advance, just can verify his true identity.The technology that the physical trait of this dependence human body is carried out authentication is called biological identification technology, and fingerprint recognition is a kind of of biological identification technology.
The challenge that existing electronic identity verification system is subjected to, because security is the problem that the system of many systems will at first be considered, although user one is to disliking quite that safety inspection mechanism gets involved in their work, the supvr still needs so a kind of formality and method of checking visit and use situation.The explicit identification user status if having no idea, you also can't be confirmed to be that user so, and what action he has operated actually.So the user can be compelled to carry out some cipher mechanisms or hardware flags with help us to go to follow the trail of to be actually who done a little what
Along with the progress of science and technology, fingerprint identification technology has begun to have entered among our daily life.Many in the world companies and research institution all obtain some disruptive technologies in the research of fingerprint identification technology at present, thereby have released many new products, and oneself is used these products at numerous areas through beginning.U.ARE.U fingerprint recognition machine product is exactly to have very much using value and prospect.
U.S.'s ATM withdrawal machine installs fingerprint identification function additional to be brought into use, its system at first extracts holder's fingerprint, deposit fingerprint in system database, then when the holder withdraws deposit, check finger print data, utilize the uniqueness assurance withdrawer's of fingerprint legitimacy, it is to search user profile in large-scale fingerprint base, need distributed computing system, medium-sized (or large-scale) computing machine to do server, the very fast assurance as real-time operation of terminal computer speed, total system costs an arm and a leg.
Except computer network and application system thereof, some traditional needs carry out the occasion of authentication, also exist the similar safety problem.For example the forgery of certificate and usurp, wrongful lend etc.Some crimes enter secret place with steal confidential information by forged certificate, and visa and passport illegal entry or immigrant are forged in the crime that has, this be because traditional certificate used be easy to forge, the certificate made of paper of not encrypted.Another example is an attendance recorder, its user enterprise carry out worker's attendance management, but make leader headache be that often the someone practises fraud, check card for others.In modern society, need place that identity debates knowledge more and more widely when system enters, comprised aspects such as finance, examination, traffic and police.
With the examination is example: the various examinations of current China are a lot, and examinee's identity is to rely on admission card for entrance examination and I.D. to debate knowledge jointly, it mainly be with photo as debating the knowledge foundation, also just stayed back hole simultaneously to cheating.In order to stop the generation of above phenomenon, the utility model is particularly useful for examinee's identification system,
These problems illustrate that all existing security of system technology has met with stern challenge!
Fingerprint recognition is ripe bio-identification (Biometric) technology.Because it is not reproducible that the physical trait of human body has, people have turned to biological identification technology to sight.
The development of fingerprint identification technology has benefited from the research of integrated manufacturing technology of hyundai electronics and rapid and reliable algorithm.Although fingerprint is the sub-fraction of human body skin, it is quite big to be used for the recognition data amount, and these data are compared neither simply be equated and unequal problem, and is to use the fuzzy matching algorithm that need carry out a large amount of computings.The integrated manufacturing technology of hyundai electronics makes us can make quite little finger print image fetch equipment, and the personal computer arithmetic speed of develop rapidly simultaneously provides the possibility of the comparison calculation that can carry out two fingerprints on microcomputer even single-chip microcomputer.In addition, the matching algorithm reliability also improves constantly, and fingerprint identification technology is own through very practical.
In the prior art, IC-card is as a kind of safety technique, very extensive in various safe applications, it has encryption, uses simple benefit, but IC-card correlation technique data is a lot, brought insecure problem for its safety, it might be ined all sorts of ways by the undesirable and break a code, and makes user's data stolen.
The photo-electric fingerprint instrument is as another kind of safety technique, the uniqueness that has, encryption, non-reproduction, use characteristics simple and checking fast are worldwide popularized it just apace, it does not have the specified disadvantages of IC-card on safety, the reproducible hardly fingerprint of photo-electric fingerprint instrument particularly, but its quick checking is (in 1000 people) that are based upon on the smaller basis of fingerprint base, if fingerprint base is more than 10000 people, its inquiry comparison working time will be very long, be not suitable for the big occasion of flow of the people.
The purpose of this utility model is: a kind of reliable identity recognition device is provided, provides especially that a kind of system and device cost is low, recognition speed is fast, device easy to use.The purpose of this utility model also is: at the not science of the many identifications of present China, poor reliability designs, what often occur in for example examination process cheats at one's exam, examination impersonates with vacation examines phenomenon, a kind of device that examinee's identity is carried out safety verification is provided, and be that a kind of device that adopts fingerprint recognition to combine with IC-card carries out safety verification to examinee's identity, the existing examination system of standard China effectively, and make the examination process information management more scientific and reasonable, the examination error of avoiding so occurring has demonstrated fully the just of examination and has come into the open.
Its utilizes advanced IC-card identification and user fingerprints recognition technology, under the support of large-scale fingerprint database, accomplishes the instant identification of examinee's identity, and generally recognition time is in 1-2 second.
The purpose of this utility model is achieved in that examinee's identity fingerprint identification IC-card device, it is characterized in that comprising PC, fingerprint instrument, IC card reader, and fingerprint instrument all is connected PC by interface circuit with the IC card reader.
The utility model combines biological fingerprint recognition technology and IC-card technology, examinee's fingerprint characteristic value data storage on IC-card, and file for future examination in the back-end data fingerprint base, when on the card reader reading card during information, read in card holder's fingerprint in the lump, just can confirm by fingerprint on the comparison card and examinee's fingerprint whether the client is the examinee, can also further make comparisons simultaneously with the fingerprint on the fingerprint database in the back-end host system.
The interface that fingerprint identification software calls adopts 32 WINDOWS dynamic link libraries.Comprise fingerprint algorithm, file, function such as verification.
To be write in the IC-card by RS-232 (RS-485) interface by examinee's finger print data that fingerprint acquisition instrument is gathered, about 300 bytes of each finger print data for improving security of system, are generally got greater than two fingerprints and are filed.
Characteristics of the present utility model are: it adopts IC-card storage user's fingerprint characteristic and user's information in person, in use finger print information in the IC-card and user's finger print information is compared, and determines the legitimacy in person of user identity and IC-card.Like this,, make the IC-card that duplicates useless, and the finger print information comparison of storing in fingerprint that fingerprint instrument is got and the IC-card as long as comparison once, has guaranteed the quick checking of fingerprint instrument with the deficiency that the security of fingerprint instrument has replenished IC-card.
The utility model is discerned examinee's identity, has avoided the exam cheating phenomenon effectively.The admission card for entrance examination form is adopted in domestic present examination, post examinee's photo on the admission card for entrance examination, examinee's admission card for entrance examination number etc., be easy to be faked, and IC-card is by encrypting storage examinee's fingerprint and examinee information as examinee's admission card for entrance examination, and because the difference of body fingerprint and unique has effectively also realized the identification to the examinee safely.Fingerprint recognition is as the biological identification technology of a maturation, and its development has benefited from hyundai electronics integrated technology and rapid and reliable algorithm research.Fingerprint identification technology is combined with IC-card, is one of the most promising direction at present, can be widely used in many industries, for example computer security, replace existing atm card, make anti-fake certificate etc.Present ATM withdrawal machine installs fingerprint identification function additional to be brought into use in the U.S., its system at first extracts holder's fingerprint, deposits fingerprint in system database, then when the holder withdraws deposit, check finger print data, utilize the uniqueness assurance withdrawer's of fingerprint legitimacy.
The utility model also is that a kind of stock invester to securities broker company enters the recognition device of the computer system of company.
Our system compares finger print information in the IC-card and user's finger print information during comparison with IC-card storage client's finger print information, has guaranteed the requirement of real-time operation, and the total system price is very low.
The invention will be further described below in conjunction with embodiment:
Fig. 1 is the utility model block diagram
Fig. 2 is for to carry out the identity fingerprint verification program flow diagram to the incomer
Fig. 3 is student's admission card for entrance examination information registering program flow diagram
As shown in Figure 1: system mainly comprises seven parts:
(1) PC.The central hub of total system.System requirements is
Pentium CPU USB interface CD-ROM 32M RAM
The disk C OM1 mouth of Windows 95/98 1GB
(2) fingerprint acquisition instrument, although fingerprint is the sub-fraction of human body skin, it is quite big to be used for the recognition data amount, need carry out the fuzzy matching algorithm of a large amount of computings.The integrated manufacturing technology of hyundai electronics makes fingerprint collecting equipment to make quite for a short time, and the raising of simultaneous computer arithmetic speed also makes the comparison calculation that realizes two above fingerprints on microcomputer even single-chip microcomputer become possibility.The important measurement sign of fingerprint recognition system application-specific is a discrimination, mainly contains two parts and forms, and False Rate (FAR) and refuse to declare rate (FRR), FRR and FAR are inversely proportional to.The fingerprint instrument product mainly contains USB interface, parallel interface optical image-taking and two kinds of schemes of semiconductor transducer at present.The fingerprint collecting head can use U.ARE.U fingerprint product, and this product utilization usb bus and computing machine carry out communication, adopts the optical scanning technology, hour of log-on＜2 second, and recognition time＜1 second, false acceptance rate is 0.001%, can unrestrictedly accept fingerprint by 360 degree.
(3) examination hall identification machine also is card reader.Hold from the examinee and to read finger print data the IC-card, check, to differentiate examinee's identity with examinee's self fingerprint.IC-card read write line (being connected to the PC serial ports).Hardware device can use U.ARE.U fingerprint product, and this product utilization usb bus and computing machine carry out communication, adopts the optical scanning technology, hour of log-on＜2 second, and recognition time＜1 second, false acceptance rate is 0.001%, can unrestrictedly accept fingerprint by 360 degree.
(4) IC-card.Consider cost and capacity, adopt contact AT88SC1604 type logic encryption card, capacity is the 2K byte, and its technical characterstic is: the contact card, easily format has better economic, and memory capacity is big, has the password error counter, the inner self-destruction of wrong continuously 3 IC-cards, strong security; Reuse number of times more than 10000 times, have very strong antimagnetic, electrostatic-proof function, data self-sustaining 10 years.
(5) application software.Fingerprint acquisition instrument provides the SDK software package to this equipment secondary development, DLL dynamic link library that provides according to it and language interface are realized the data acquisition and the management of filing of fingerprint, the while application software will realize the serial communication with the IC-card read write line, finger print data is write or reads, finish the comparison of examinee's IC-card data and the fingerprint of examinee own simultaneously.
Software interface: Delphi 3.0 is read write line interface function using method under Windows95: function declaration:
(6) IC-card security system.At examination system, adopt biological identification technology, differentiate examinee's identity according to somatic fingerprint, it itself is exactly angle from safety, a but cover complete safe system, must consider the security strategy of each link comprehensively, security risk can not be focused on some links, and ignore another link.The security control that native system is concrete:
Application software, the IC-card read write line must carry out safety certification between the IC-card.
IC-card itself has main password, and the computer user must check the data that just can read behind the main password in the IC-card.
6) sensitive data of IC-card read write line internal key must carry out safeguard protection.
Each subregion of IC-card has the branch password, and the computer user must check the data that just can write behind the branch password in the IC-card.
7) the IC-card sensitive data must carry out safeguard protection.
The finger print data that writes in the IC-card is the eigenwert of fingerprint, fingerprint that can not analysis user from it.
8) the IC-card read write line must carry out the differentiation of operating right.Different passwords is arranged among system software, write
Card secret sign indicating number can be write the data in the IC-card, and the card reader password can only be read the data in the IC-card.
9) keeper also will check keeper's fingerprint and keeper's IC-card fingerprint when the password of importing separately
Eigenwert, assurance keeper's legitimacy.
From hardware in appearance, card sender and card reader do not have the difference of essence.But have different Applied layer interfaces, and make it can write critical data on the card, and card reader has only basic key, so can only read and verify at point of application (examination hall) at the key that has higher level in the card sender.If with general read-write card facility, key can only leave in the application software, developer and operator may obtain two close saying, have guaranteed user's safety.
Claims (2)
1. the fingerprint of status differentiation, IC-card recognition device is characterized in that comprising PC, fingerprint instrument, IC card reader, and fingerprint instrument all is connected PC by interface circuit with the IC card reader.
2. by fingerprint, the IC-card recognition device of the described status differentiation of claim 1, it is characterized in that using the U.ARE.U fingerprint instrument, carry out communication, and adopt contact AT88SC1604 type logic encryption card by usb bus and computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00219075 CN2416548Y (en) | 2000-01-11 | 2000-01-11 | Examinee identity fingerprint recognition IC card apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00219075 CN2416548Y (en) | 2000-01-11 | 2000-01-11 | Examinee identity fingerprint recognition IC card apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN2416548Y true CN2416548Y (en) | 2001-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 00219075 Expired - Fee Related CN2416548Y (en) | 2000-01-11 | 2000-01-11 | Examinee identity fingerprint recognition IC card apparatus |
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| CN (1) | CN2416548Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458829C (en) * | 2005-11-23 | 2009-02-04 | 中国科学院自动化研究所 | Identify authentication system and method employing wireless RF card and fingerprint recognition |
| CN104680606A (en) * | 2015-03-10 | 2015-06-03 | 江苏邦融微电子有限公司 | Radio frequency card based fingerprint attendance checking system and implementation method thereof |
-
2000
- 2000-01-11 CN CN 00219075 patent/CN2416548Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100458829C (en) * | 2005-11-23 | 2009-02-04 | 中国科学院自动化研究所 | Identify authentication system and method employing wireless RF card and fingerprint recognition |
| CN104680606A (en) * | 2015-03-10 | 2015-06-03 | 江苏邦融微电子有限公司 | Radio frequency card based fingerprint attendance checking system and implementation method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |