CN201281860Y

CN201281860Y - Fingerprint identification verification IC card reader-writer

Info

Publication number: CN201281860Y
Application number: CNU2008200726348U
Authority: CN
Inventors: 王莉; 韩基辉; 谢亚东; 卢宏来; 张春林
Original assignee: Hongda Photoelectric and Bio-Statistic Recognition Technology Co Ltd Changchu
Current assignee: Hongda Photoelectric and Bio-Statistic Recognition Technology Co Ltd Changchu
Priority date: 2008-10-24
Filing date: 2008-10-24
Publication date: 2009-07-29
Anticipated expiration: 2018-10-24

Abstract

The utility model discloses a fingerprint authentication IC card reader, which is characterized in that a software interface of a PC is connected with a USB 2.0 HUB module via a USB 2.0 interface; two USB 2.0 interfaces converted by the USB 2.0 HUB module are connected with a fingerprint read module to carry out usb protocol communication, connected with a usb-to-303 serial communications module to carry out usb protocol communication, and connected with a singlechip module to carry out RS232 communication; an information terminal of the singlechip module is connected with two iso 7810 standard IC card interfaces (namely IC connector 1 and IC connector 2) via an IC card read module; and a keyboard and an LCD (Liquid Crystal Display) of the singlechip module control the input and the display of information. Fingerprints and ID card information are integrated in the IC card, and are identified by a reading/writing device; a user's identity can be verified according to the authentication information of the user needed for the memory of the IC card, such as a password, the ID card number and the fingerprints; and the defects of inadequate information and inconvenient use of the prior IC card are solved.

Description

Finger print identification verification IC-card read write line

Technical field

The utility model discloses a kind of finger print identification verification IC-card read write line, and fingerprint and ID (identity number) card information are incorporated in the IC-card, is discerned by read-write equipment, belongs to electronic information recognition technology field.

Background technology

Do not have oneself to be provided with personal identification number and fingerprint in the electronic information that existing IC-card read write line stores, do not have liquid crystal display yet and show.If adopt the input of not finishing password of password storage existing IC-card read write line in IC-card, utilize the input of microcomputer keyboard to use very inconvenient; More not IC-card fingerprint storage that the user held in IC-card; So the article, the property that are easy to cause the user to have are lost.If for example medical insurance read write line holder's medical insurance card is lost or be stolen, have this medical insurance card lawless person and can arrive medical insurance units' enjoyment medical insurance treatment such as pharmacy, hospital.Caused the loss of personal property and national wealth.

Summary of the invention

The utility model discloses a kind of finger print identification verification IC-card read write line, and it is incomplete to have solved existing IC-card information, awkward shortcoming.

The technology settling mode of the utility model finger print identification verification IC-card read write line is as follows:

PC software interface, USB 2.0HUB module, fingerprint module for reading and writing, fingerprint acquisition instrument, usb change the keyboard of 323 serial port module, one-chip computer module, IC-card module for reading and writing, one-chip computer module and the IC-card interface IC card seat 1 and the IC-card seat 2 of liquid crystal display and two iso7816 standards constitutes, wherein, the PC software interface is connected with USB 2.0HUB module by the USB2.0 interface, and USB 2.0HUB module converts becomes two USB2.0 interfaces: be connected with the fingerprint module for reading and writing respectively and carry out the communication of usb agreement; Change with usb that 323 serial port module are carried out the usb protocol communication and one-chip computer module carries out the RS232 communication; One-chip computer module information end is connected with IC-card seat 2 with the IC-card interface IC card seat 1 of two iso7816 standards by the IC-card module for reading and writing; The keyboard of one-chip computer module and input of LCD Controller information and demonstration.

When the utility model uses, the IC-card that the user held is left in individual's finger print information or encrypted message in the IC-card.By microcomputer control system user's relevant information is sent to host computer and carries out software verification.Show that simultaneously relevant information indicating is to the user.

The utility model compared with prior art has following good effect: the authentication content of the IC-card memory needs that have by the user, password, ID (identity number) card No. and fingerprint are verified user's identity.Prevent that " article that had " can be stolen; " known to content " can be guessd out, shared, complicated content.We have invented finger print identification verification IC-card read write line based on this drawback, have guaranteed the article that the user had, the legal rights and interests of property.

Description of drawings

Fig. 1 is the utility model system chart;

Fig. 2 changes 323 serial port module circuit theory diagrams for the utility model usb;

Fig. 3 is the utility model fingerprint module for reading and writing circuit theory diagrams;

Fig. 4 is the utility model IC-card module for reading and writing circuit theory diagrams;

Fig. 5 is the utility model USB 2.0HUB modular circuit schematic diagram;

Fig. 6 is the utility model ATmel169 one-chip computer module circuit theory diagrams;

Embodiment:

Embodiment 1

Fig. 1 is the utility model system chart.

Utilize the PC software interface to be connected with " USB 2.0HUB module " by the USB2.0 interface, " USB 2.0HUB module " converts two USB2.0 interfaces to: be connected with " fingerprint module for reading and writing " respectively and carry out the communication of usb agreement; Carry out the usb protocol communication with " usb changes 323 serial port module " and carry out the RS232 communication with " one-chip computer module "; " one-chip computer module " information end is connected with " IC-card seat 2 " with the IC-card interface " IC-card seat 1 " of two iso7816 standards by " IC-card module for reading and writing "; The keyboard of " one-chip computer module " and input of LCD Controller information and demonstration.

Embodiment 2

Shown in figure-2, usb changes 323 serial port module and usb feed circuit.

The usb protocol conversion RS232 agreement that U104 (Cp2102) chip is formed.2,7 of 1 pin by J101 and U104 joins, and J1014 pin and U1043,29 pin join to chip power supply, and 3 pin of the 5 pin J101 of 2 pin of J101 and U104 and 4 pin of U104 join and realize the usb protocol communication.25 (RX1) of U104,26 (TX1) pin are realized the communication of RS232 agreement with 2 (RX) pin 3 (TX) pin of the U204 of " one-chip computer module ".

U105, R115, C116, C115, L105, D101, C100, R119, R118, C117, C119DC/DC change-over circuit composition power-switching circuit are powered to system simultaneously.

Shown in figure-3, fingerprint module for reading and writing: finish fingerprint collecting, fingerprint comparison checking user's identity by optical sensor by usb mouth and the communication of pc machine.

The J6052 pin joins by resistance R 665 24 pin with U602, and 3 pin of J605 join by 23 pin of resistance R 664 with U602, and 25 pin of 3 pin of J605 by resistance R 663 and U602 join and realize that U602 carries out the USB communication.X601, R557, C638, C637 and U602 form clock circuit.The 7-14 pin of J602 and the 1-6,61 of U602,62 pin join, 3 pin of J602 and U602 46 pin join, 4 pin of J602 and 43 pin of U602 join, 5 pin of J602 and 44 pin of U602 join, 6 pin of J602 and 45 pin of U602 join, 16 pin and the U60239 pin of J602 join, 42 pin of J60217 pin and U602 join, 18 pin of J602 join by resistance R 638 and U602 47 pin, and 1 pin of J602 fetches control optically detecting instrument by Q601, R638, C636 composition control circuit mutually with 48 pin of U602 and carries out fingerprint collecting, comparison.1 pin of U609 and 38 pin of U602 join, and 2 pin of U609 and 28 pin of U602 join, and 29 pin of U6095 pin and U602 join, and 61 pin of U609 and 27 pin of U602 join and finish fingerprint storage.

Shown in figure-4, ic card module for reading and writing: be responsible for finishing various ic card read-writes with the communication of pc machine, module has interface " IC-card seat 1 " and " the IC-card seat 2 " of the card of two iso7816 standards.

46,47 pin of X700, C714, C715 and U700 join and finish clock circuit.1 pin of Card1 and 9 pin of U700 join, 2 pin of Card1 and 7 pin of U700 join, 3 pin of Card1 and 10 pin of U700 join, 4 pin of Card1 join by 9 pin of R702 and U700,5 pin of Card1 and 8 pin of U700 join, 63 pin by R704 pin and U700 of Card1 join, 7 pin of Card1 and 6 pin of U700 join, 8 pin of Card1 and 4 pin of U700 join, 5 pin of Card19 pin and U700 join, and 10 pin of Card1 and VDD join and finish the read-write of first iso7816 standard interface IC-card.

1 pin of Card2 and 17 pin of U700 join, 2 pin of Card2 and 15 pin of U700 join, 3 pin of Card2 and 18 pin of U700 join, 4 pin of Card2 join by 17 pin of R703 and U700,5 pin of Card2 and 16 pin of U700 join, 6 11 pin by R705 pin and U700 of Card2 join, 7 pin of Card2 and 14 pin of U700 join, 8 pin of Card2 and 12 pin of U700 join, 9 pin of Card2 and 13 pin of U700 join, and 10 pin of Card2 and VDD join and finish the read-write of second iso7816 standard interface IC-card.

36 pin of U700 28 join with the 50-43 pin of " one-chip computer module " U204,37 pin of U700 join with 42 pin of " one-chip computer module " U204,38 pin of U700 join with 40 pin of " one-chip computer module " U204,39 pin of U700 join with 41 pin of " one-chip computer module " U204, finish the read-write that " one-chip computer module " control U700 realizes iso7816 standard interface IC-card.

Shown in figure-5, USB 2.0HUB module: the USB interface of Cp2102usb being changeed 323 serial port module and synthetic USB interface of fingerprint module and PC is carried out the usb protocol transmission.Provide a USB2.0 interface to be used for the USB device of pegging graft simultaneously.

X2, C25, C26 form clock circuit.1 pin of 1 pin of J21 pin D1, R29 and U147 pin and USB5,1 pin of USB6, USB7,1 pin of USB8 join, and 4 pin of 4 pin of 23,27,36,42 pin of J25 pin and U1 and 4 pin of USB5, USB6,4 pin of USB7, USB8 join and are feeder ear.The input end of 21, the 22 pin position USB2.0HUB of J22,3 pin and U1.25,26 pin of U1 and USB52,3 pin position USB2.0HUB port ones; 28,29 pin of U1 and USB62,3 pin position USB2.0HUB ports 2; 31,32 pin of U1 and USB72,3 pin position USB2.0HUB ports 3; 34,35 pin of U1 and USB82,3 pin position USB2.0HUB ports 4.3,4,5,6,7 pin of D5, D6, D7, D8 and R40, R41, R42, R43 and U1 join and finish the indication of port.37 pin of R31, C24 and U1 are formed reset circuit.

Shown in figure-6, one-chip computer module: be responsible for and PC between communication finish " ic card module for reading and writing ", liquid crystal display, Keyboard Control.

U209, D204, C229, R243, D205 form reset circuit, and 7 pin of U204 join by 20 pin of R243 and U204.23,24 pin of X201, C230, C231 and U204 join, and to form be the road of clock.The 1-5 pin of J209 and the 27-31 pin of U204 and RP203 form keyboard circuit.The 2-5 pin of J208 and the 36-34 pin of U204 join and finish liquid crystal information and show control, the composition lcd contrast adjusting of joining of 7 pin that R215, C215 form the road that resets and the J208 liquid crystal that resets that joins, 10,11 of WR1 and J208.8,9 pin of J208 and Q204, R216, R217 pass through the 37 foot control system LCD backlight circuit of U204.17 pin of U204 are formed buzzer circuit, the information of sounding by R218, Q206, R233, R219, B201.5,6 pin of U208 and 60,61 pin of U204 join as data storage.The 50-43 pin of U204 joins with 36 pin of " ic card module for reading and writing " U70028,42 pin of U204 join with 37 pin of " ic card module for reading and writing " U700,40 pin of U204 join with 38 pin of " ic card module for reading and writing " U700, and 41 pin of U204 join with 39 pin of " ic card module for reading and writing " U700.ATmel169 Single-chip Controlling " ic card module for reading and writing " U700 realizes the read-write of iso7816 standard interface IC-card.2 (RX) pin 3 (TX) pin of U204 is with 25 (RX1) of " usb changes 323 serial port module " U104,26 (TX1) pin and realize the communication of RS232 agreement.

Claims

1, a kind ofly collect the read-write equipment that the finger print identification verification IC-card is an one, it is characterized in that: by the PC software interface, USB 2.0HUB module, the fingerprint module for reading and writing, fingerprint acquisition instrument, usb changes 323 serial port module, one-chip computer module, the IC-card module for reading and writing, the IC-card interface IC card seat 1 of the keyboard of one-chip computer module and liquid crystal display and two iso7816 standards and IC-card seat 2 constitute, wherein, the PC software interface is connected with USB 2.0HUB module by the USB2.0 interface, and USB 2.0HUB module converts becomes two USB2.0 interfaces: be connected with the fingerprint module for reading and writing respectively and carry out the communication of usb agreement; Change with usb that 323 serial port module are carried out the usb protocol communication and one-chip computer module carries out the RS232 communication; One-chip computer module information end is connected with IC-card seat 2 with the IC-card interface IC card seat 1 of two iso7816 standards by the IC-card module for reading and writing; The keyboard of one-chip computer module and input of LCD Controller information and demonstration.