CN201638243U - Fingerprint electronic certificate system - Google Patents

Fingerprint electronic certificate system Download PDF

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Publication number
CN201638243U
CN201638243U CN2010201623971U CN201020162397U CN201638243U CN 201638243 U CN201638243 U CN 201638243U CN 2010201623971 U CN2010201623971 U CN 2010201623971U CN 201020162397 U CN201020162397 U CN 201020162397U CN 201638243 U CN201638243 U CN 201638243U
Authority
CN
China
Prior art keywords
fingerprint
card
module
electronic certificate
information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010201623971U
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Chinese (zh)
Inventor
史延东
孙兰
王磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
XIAN CANGU ELECTRONICS CO Ltd
Original Assignee
XIAN CANGU ELECTRONICS CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by XIAN CANGU ELECTRONICS CO Ltd filed Critical XIAN CANGU ELECTRONICS CO Ltd
Priority to CN2010201623971U priority Critical patent/CN201638243U/en
Application granted granted Critical
Publication of CN201638243U publication Critical patent/CN201638243U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a fingerprint electronic certificate system which comprises a IC card information storage and reading module, a control module bidirectionally communicated with an upper computer and a fingerprint acquisition and validation module for acquiring fingerprint image information and validating the fingerprint image information. The IC card information storage and reading module comprises a IC card in which a card holder fingerprint feature code is stored in advance and a IC card reader for reading the fingerprint feature code stored in the IC card; the fingerprint acquisition and validation module comprises a fingerprint collector and a fingerprint contrast module connected with the fingerprint collector; both the IC card reader and the fingerprint contrast module are bidirectionally communicated with the control module; and a feature database for storing the fingerprint feature code is arranged inside the upper computer. The fingerprint electronic certificate system has the advantages of reasonable design, perfect function, simple, convenient and quick use and operation, high safety factor and wide application scope and completely solves the potential safety hazard caused by the situation of 'card recognition and people neglect' existing in the prior electronic certificate system.

Description

Fingerprint electronic certificate system
Technical field
The utility model belongs to electronic identity authentication techniques field, especially relates to a kind of fingerprint electronic certificate system.
Background technology
Along with the development of finger print safety technology and constantly popularizing of electronic certificate, the electronic identity authentication techniques have become a kind of very important information security and computer management tools.Simultaneously, along with constant development of economy, the continuous prosperity in market, improving constantly of people's living standard presses for a kind of convenient and safe device that reads fingerprint and electronic certificate reliably on the market.At present, the electronic certificate read-write device that has occurred multiple special use on the market, though can read the information of electronic certificate, but can not utilize people's biological characteristic to realize the same purpose of the testimony of a witness, though perhaps can realize human body biological characteristics identification, but degree of accuracy is not high, " authentication is not recognized people " often occur or situations such as disconnected occur judging by accident, the demand that can not adapt to complicated environment for use exists also in the actual in addition use that price is more expensive, safety and unfailing performance is relatively poor and the not high practical problems of dirigibility.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of fingerprint electronic certificate system is provided, it is reasonable in design, perfect in shape and function, use is easy and simple to handle and convenient and swift, safety coefficient is high, applied widely, thoroughly solved the existing potential safety hazard of bringing by " recognizing card does not recognize people " situation of existing electronic certificate system.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of fingerprint electronic certificate system is characterized in that: the fingerprint collecting and the authentication module that comprise IC-card information stores and module for reading and writing, carry out the control module of two-way communication and be used to gather information in fingerprint and the collection information in fingerprint is verified with host computer; Described IC-card information stores and module for reading and writing comprise and store with the IC-card of the corresponding fingerprint character code of holder's information in fingerprint in advance and be used for the IC-card read write line of the fingerprint character code of storing in the reading and writing IC card, described IC-card read write line and IC-card is used and itself and IC-card in the integrated circuit modules that carries carry out two-way communication; Described fingerprint collecting and authentication module comprise the fingerprint capturer that is used to gather information in fingerprint and the fingerprint comparison module that the collection finger print information is carried out feature extraction and the fingerprint characteristic parameter extracted and described fingerprint character code are carried out characteristic matching, and fingerprint capturer connects the fingerprint comparison module; Described IC-card read write line and fingerprint comparison module are all joined with control module, and the two all carries out two-way communication with control module; Described host computer inside has the storage unit of the property data base that is used to store described fingerprint character code.
Described IC-card is a non-contact IC card.
Described non-contact IC card is a MF1 S50 IC-card.
Also comprise the information indicating unit of being controlled by control module, described information indicating unit comprises respectively display and the Audio Players that joins with control module.
Described fingerprint comparison module is a dsp processor.
The utility model compared with prior art has the following advantages:
1, reasonable, the intelligent degree of circuit design is high and use easy and simple to handle.
2, practical value height, its practicality is higher than pure fingerprint recognition system far away.
3, thoroughly solved the safety problem of " recognizing card does not recognize people ".Adopt IC-card to combine, make the safety coefficient of system significantly improve, exceed pure IC-card recognition system far away with the fingerprint recognition verification system.
4, perfect in shape and function, data-handling capacity is strong, maintenance work significantly reduce and expandability very strong.
5, recognition capability is more efficient, more accurate, faster and more convenient, information in fingerprint recognition time≤0.72 of the fingerprint comparison module that is adopted second, and the DSP processing platform that adopts low-power consumption, stable performance and have the high-speed computation ability, the fingerprint capturer that is adopted is the wear-resisting type optical fingerprint collector with scratch resistance function, its accuracy of system identification (FAR)≤0.0001% and refuse sincere (FRR)≤0.01%.
6, applied widely, carry out different functions in different applications, for example: software login, bank debits, file encryption-decryption, examinee's identity verification and gate inhibition's control etc.
In sum, the utility model is reasonable in design, perfect in shape and function, use is easy and simple to handle and convenient and swift, safety coefficient is high, become and combine the complete recognition system that fingerprint collecting, storage, identification and authentication function are one, for each field provides electronic certificate identification and the authentication function of confirming my identity, thoroughly solved the potential safety hazard that " recognizing card does not recognize people " brings.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model.
Description of reference numerals:
The 1-1-IC card is stored and read to the 1-IC card information; The 1-2-IC card reader;
Writing module;
The 2-control module; 3-fingerprint collecting and authentication module; The 3-1-fingerprint capturer;
3-2-fingerprint comparison module; 4-information indicating unit; The 4-1-display;
The 4-2-Audio Players; The 5-host computer.
Embodiment
As shown in Figure 1, the utility model fingerprint collecting and authentication module 3 of comprising IC-card information stores and module for reading and writing 1, carrying out the control module 2 of two-way communication and be used to gather information in fingerprint and the collection information in fingerprint is verified with host computer 5.Described IC-card information stores and module for reading and writing 1 comprise and store with the IC-card 1-1 of the corresponding fingerprint character code of holder's information in fingerprint in advance and be used for the IC-card read write line 1-2 of the fingerprint character code of storing in the reading and writing IC card 1, described IC-card read write line 1-2 and IC-card 1 be used and itself and IC-card 1 in the integrated circuit modules that carries carry out two-way communication.Described fingerprint collecting and authentication module 3 comprise the fingerprint capturer 3-1 that is used to gather information in fingerprint and the fingerprint comparison module 3-2 that the collection finger print information is carried out feature extraction and the fingerprint characteristic parameter extracted and described fingerprint character code are carried out characteristic matching, and fingerprint capturer 3-1 meets fingerprint comparison module 3-2.Described IC-card read write line 1-2 and fingerprint comparison module 3-2 all join with control module 2, and the two all carries out two-way communication with control module 2.Described host computer 5 inside have the storage unit of the property data base that is used to store described fingerprint character code.Carry out two-way communication by the RS232 interface between described control module 2 and the described host computer 5.
In the present embodiment, described IC-card 1 is a non-contact IC card, and described non-contact IC card is MF1 S50 IC-card (a kind of Mifare standard IC-card).Simultaneously, the utility model also comprises the information indicating unit of being controlled by control module 24, and described information indicating unit 4 comprises respectively display 4-1 and the Audio Players 4-2 that joins with control module 2.Described fingerprint comparison module 3-2 is a dsp processor.
In the actual use, the major function of IC-card read write line 1-2 is the finger print information (specifically being the fingerprint condition code) in the reading and writing IC card 1-1 and carries out exchanges data with control module 2; The main effect of fingerprint comparison module 3-2 is that the collector 3-1 that takes the fingerprint gathers characteristic parameter in the information in fingerprint, and the fingerprint character code that prestores among the fingerprint characteristic parameter that extracts and the IC-card 1-1 carried out characteristic matching (promptly to the information in fingerprint of being gathered compare checking), fingerprint comparison module 3-2 also with control module 2 carries out exchanges data simultaneously; The main effect of control module 2 is to carry out exchanges data with host computer 5, IC-card read write line 1-2 and fingerprint comparison module 3-2 respectively, simultaneously information indicating unit 4 and power management module and interface circuit etc. is controlled.
Before the use, carry out fingerprint registration (fingerprint characteristic that promptly extracts the holder is set up fingerprint file for it) earlier, (fingerprint file that is about to the user writes among the IC-card 1-1 to write card by IC-card read write line 1-2 again, the information in fingerprint that the fingerprint file that is write is extracted when fingerprint registered is carried out the fingerprint character code that obtained after the pre-service), will use all users' of the present utility model fingerprint character code simultaneously and deposit in the property data base of setting up host computer 5 inside.During actual the use, the holder swipes the card earlier, this moment, IC-card read write line 1-2 read the interior fingerprint character code of being stored of the IC-card 1-1 that brushes of institute, and the fingerprint character code of being read is sent to control module 2, control module 2 synchronously again will this moment corresponding fingerprint character code that IC-card read write line 1-2 read and are stored in advance in the described property data base be sent to fingerprint comparison module 3-2; And, the holder is by the finger of letting go when swiping the card, fingerprint capturer 3-1 gathered holder's information in fingerprint and the information in fingerprint of being gathered was sent to fingerprint comparison module 3-2 and verifies this moment, concrete proof procedure is: the information in fingerprint that fingerprint capturer 3-1 is gathered is carried out pre-service and is extracted the fingerprint characteristic parameter at first earlier, the fingerprint character code that control module 2 is transmitted therewith the time with the fingerprint characteristic parameter that extracts carries out characteristic matching subsequently, when fingerprint characteristic parameter and fingerprint character code are complementary, matching result for " by " (being this artificial legal holden that holds); Otherwise matching result is " refusal ".Afterwards, fingerprint comparison module 3-2 is sent to control module 2 with matching result, and control module 2 tackles mutually that information indicating unit 4 is controlled and synchronously matching result is fed back to host computer 5 again.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.

Claims (5)

1. fingerprint electronic certificate system is characterized in that: the fingerprint collecting and the authentication module (3) that comprise IC-card information stores and module for reading and writing (1), carry out the control module (2) of two-way communication and be used to gather information in fingerprint and the collection information in fingerprint is verified with host computer (5); Described IC-card information stores and module for reading and writing (1) comprise and store with the IC-card (1-1) of the corresponding fingerprint character code of holder's information in fingerprint in advance and be used for the IC-card read write line (1-2) of the fingerprint character code of storing in the reading and writing IC card (1), described IC-card read write line (1-2) and IC-card (1) be used and itself and IC-card (1) in the integrated circuit modules that carries carry out two-way communication; Described fingerprint collecting and authentication module (3) comprise the fingerprint capturer (3-1) that is used to gather information in fingerprint and the fingerprint comparison module (3-2) that the collection finger print information is carried out feature extraction and the fingerprint characteristic parameter extracted and described fingerprint character code are carried out characteristic matching, and fingerprint capturer (3-1) connects fingerprint comparison module (3-2); Described IC-card read write line (1-2) and fingerprint comparison module (3-2) are all joined with control module (2), and the two all carries out two-way communication with control module (2); Described host computer (5) inside has the storage unit of the property data base that is used to store described fingerprint character code.
2. according to the described fingerprint electronic certificate of claim 1 system, it is characterized in that: described IC-card (1) is a non-contact IC card.
3. according to the described fingerprint electronic certificate of claim 2 system, it is characterized in that: described non-contact IC card is a MF1 S50 IC-card.
4. according to claim 1,2 or 3 described fingerprint electronic certificate systems, it is characterized in that: also comprise the information indicating unit of being controlled by control module (2) (4), described information indicating unit (4) comprises respectively display (4-1) and the Audio Players (4-2) that joins with control module (2).
5. according to claim 1,2 or 3 described fingerprint electronic certificate systems, it is characterized in that: described fingerprint comparison module (3-2) is dsp processor.
CN2010201623971U 2010-04-16 2010-04-16 Fingerprint electronic certificate system Expired - Fee Related CN201638243U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010201623971U CN201638243U (en) 2010-04-16 2010-04-16 Fingerprint electronic certificate system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010201623971U CN201638243U (en) 2010-04-16 2010-04-16 Fingerprint electronic certificate system

Publications (1)

Publication Number Publication Date
CN201638243U true CN201638243U (en) 2010-11-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010201623971U Expired - Fee Related CN201638243U (en) 2010-04-16 2010-04-16 Fingerprint electronic certificate system

Country Status (1)

Country Link
CN (1) CN201638243U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104751218A (en) * 2015-04-13 2015-07-01 京东方科技集团股份有限公司 Electronic certificate and display method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104751218A (en) * 2015-04-13 2015-07-01 京东方科技集团股份有限公司 Electronic certificate and display method thereof
CN104751218B (en) * 2015-04-13 2018-01-23 京东方科技集团股份有限公司 A kind of electronic certificate and its display methods

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20101117

Termination date: 20130416

C17 Cessation of patent right