CN1433556A - Fingerprint-based identification system - Google Patents
Fingerprint-based identification system Download PDFInfo
- Publication number
- CN1433556A CN1433556A CN00818854A CN00818854A CN1433556A CN 1433556 A CN1433556 A CN 1433556A CN 00818854 A CN00818854 A CN 00818854A CN 00818854 A CN00818854 A CN 00818854A CN 1433556 A CN1433556 A CN 1433556A
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- China
- Prior art keywords
- fingerprint
- identification system
- user
- fingerprint scanner
- scanner
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
-
- 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
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Artificial Intelligence (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Computational Biology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Data Mining & Analysis (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Lock And Its Accessories (AREA)
- Image Input (AREA)
- Image Analysis (AREA)
- Collating Specific Patterns (AREA)
Abstract
A fingerprint-based identification system includes a microprocessor where fingerprint information of possible users is input and stored as the reference fingerprint information. A fingerprint scanner scans fingerprints of practical users to compare the scanned fingerprint information with the reference fingerprint information stored at the microprocessor. A user recognition unit allows the authorized users to get access to the fingerprint scanner. A switching member is structured to open when the fingerprint information scanned at the fingerprint scanner agrees to the reference fingerprint information stored at the microprocessor. A fingerprint scanner protection unit is provided at a front portion of the fingerprint scanner to protect the fingerprint scanner from being contaminated by alien materials.
Description
Technical field
The present invention relates to a kind of identification system, relate in particular to a kind of identification system that can protect fingerprint scanner to avoid foreign substance pollution effectively based on fingerprint based on fingerprint.
Background technology
Usually, based on the identification system of fingerprint record user's fingerprint pattern, and by authorized user's fingerprint and the fingerprint pattern that write down relatively being differentiated the user of this mandate.
As everyone knows, everyone has unique eternal constant fingerprint.Fingerprint is that protuberance train of thought and the wrinkle by a series of finger surface forms.The uniqueness of fingerprint is by the pattern decision of train of thought and wrinkle.Because the uniqueness of fingerprint, it is compared with retina, iris, blood group, face and other methods can differentiate personal identification better.
Especially along with development of computer network, the security service of secret protection particularly has been subjected to the attention of society in the field of fingerprint comparison.
The comparison of fingerprint roughly is divided into differentiates and checks two kinds.Identification system based on fingerprint has been widely used in crime survey.In such system, the fingerprint of the same period and a large amount of permanent fingerprint that is stored in the database are compared.Checking system based on fingerprint is used for common purpose continually.In checking system, the fingerprint of input is directly compared one by one with the fingerprint that writes down.
Recently, computer based fingerprint comparison techniques is developed and obtains various application, for example Access Control, banking industry, crime survey and e-commerce transaction.This makes based on the discriminating of fingerprint can be on the basis of computer network implements to become possibility on a large scale.
For example, in the application of Access Control, be installed in based on the identification system of fingerprint and prevent on the door that undelegated visitor from swarming into.In such system, the user's who has authorized finger print information is by in the typing key system.The fingerprint of the same period and the finger print information that is write down are compared.In the application of banking industry, be introduced into based on the identification system of fingerprint and be used to prevent that credit card from being used wrongly by other people.In the application in crime survey, based on the identification system of fingerprint can be used to by the comparison object fingerprint be recorded in database of fingerprint and relatively investigate criminal.This system also can be installed in only on the computing machine that is used by the user who has authorized.In the business transaction based on computer network, the fingerprint comparison techniques can be used for mutual authentication purposes effectively.
Fig. 6 has schematically set forth a kind of basis identification system based on fingerprint of technology formerly with diagram.As shown in Figure 6, comprise a prism 62 based on the identification system of fingerprint, user's finger 56 is placed in the bump above the prism; This system also comprises a light source 52, is used for throw light and gives prism 62.Prism 62 has a light that enters prism 62 by its light to enter 54 and one on surface to penetrate surface 60 by the light that its light passes the outside.The light that enters prism 62 is subjected to the total internal reflection on the surface of contact finger 56, and passes light and penetrate surface 60.Light calibration lens 64 are placed in light and penetrate near the surface 60 with the calibration reflection ray.Fingerprint image detector 66 is configured near the light calibration lens 64 to survey the fingerprint image from calibrated light.
The fingerprint image that fingerprint image detector 66 detects is stored in storage unit, and in the use of reality, the target fingerprint image is used to compare with the fingerprint image of being stored, thereby realizes the discriminating of expectation.
Yet in above-mentioned fingerprint comparison system, because that contact finger 56 is exposed to the prism 62 that scans its fingerprint image is outside, it is easily by foreign substance pollution, so the transparent body of prism can be damaged, and causes serious discriminating fault.
Especially be stained with chewing gum by children when prism 62, crossed and removed the quality that chewing gum can seriously destroy system after the long duration again.
Summary of the invention
The object of the invention provides a kind of identification system based on fingerprint that can protect fingerprint scanner to avoid foreign substance pollution effectively, can guarantee certain safe reliability again simultaneously.
This and other purpose can realize that this identification system comprises a microprocessor by the identification system based on fingerprint, and possible user's finger print information is transfused to and is stored in the inside conduct with reference to finger print information.A fingerprint scanner scans actual user's fingerprint so that the finger print information of this scanning and the reference fingerprint information that is stored in the microprocessor are compared.A user approves that the unit allows the user who has been authorized to can use fingerprint scanner.A switch block is constructed to open when the finger print information that fingerprint scanner scans is consistent with the finger print information in being stored in microprocessor; The front portion protection fingerprint scanner that fingerprint scanner protected location is provided in fingerprint scanner is avoided the pollution of foreign matter.
The fingerprint scanner protected location is only just opened when the user approves when user that the unit allows to have authorized can use fingerprint scanner, and behind the finger scan, thereby the fingerprint scanner protected location is replied initial position and blocked fingerprint scanner.
Description of drawings
Detailed narration is by reference considered simultaneously in conjunction with the accompanying drawings together, makes many advantages of more fully estimating and following of the present invention just become and can understand better, thus these estimate and advantage also just more apparent.In the accompanying drawings, identical reference signs indicates identical or similar element, wherein
Fig. 1 is the front view based on the identification system of fingerprint that has a fingerprint scanner protected location according to first most preferred embodiment of the present invention.
Fig. 2 is the rear view based on the identification system of fingerprint as shown in Figure 1.
Fig. 3 A is the part enlarged drawing of fingerprint scanner protected location as shown in Figure 1.
Fig. 3 B shows the Another Application structure of fingerprint scanner protected location as shown in Figure 3A.
Fig. 4 A is the drawing in side sectional elevation based on the fingerprint scanner protected location of the identification system of fingerprint of being used for according to second most preferred embodiment of the present invention.
Fig. 4 B shows the Another Application structure of the fingerprint scanner protected location shown in Fig. 4 A.
Fig. 5 is the front view based on the identification system of fingerprint according to the 3rd most preferred embodiment of the present invention.
Fig. 6 is the side view based on the identification system of fingerprint according to technology formerly.
Embodiment
Below in conjunction with description of drawings most preferred embodiment of the present invention.
Fig. 1 is the front view based on the identification system of fingerprint according to a most preferred embodiment of the present invention, and wherein the identification system based on fingerprint is used for an electronic gate, and this electronic gate has a door lock assembly 2, and Fig. 2 is based on the rear view of the identification system of fingerprint.
As shown in FIG., door lock assembly 2 is equipped with a microprocessor 4, possible user's finger print information is transfused to and is stored in wherein conduct with reference to finger print information, be equipped with a fingerprint scanner 6, actual user's finger print information is transfused to wherein, and this be stored in the microprocessor 4 reference fingerprint information relatively, and be equipped with a switch 8, open or close electronic gate according to the control of microprocessor 4.Door lock assembly comprises that further a user approves that unit 10 can use fingerprint scanner 6 for the user who allows to have authorized.
As shown in Figure 3A, fingerprint scanner 6 has one for the hollow space 12 of admitting finger and the prism 14 of a bottom that defines hollow space 12, produces the fingerprint image of this finger under the application from the light of light source.
The fingerprint image that produces by prism 14 is stored in the microprocessor 4 as with reference to finger print information, simultaneously by calibration lens and an image detection parts (not shown).
The user approves that unit 10 allows authorized user can use fingerprint scanner 6.In other words, the user approves that 10 users that allow its information before to be stored in the microprocessor 4 in unit use fingerprint scanner 6.
As shown in Figure 3A, a stopping device 16 is provided in the front portion of fingerprint scanner 6, as the protected location of fingerprint scanner.
When the user who has authorized approves that by the user unit 10 is proved, the locking-in state of stopping device 16 discharges according to the control of microprocessor 4.At this moment, the user opens stopping device 16 by pushing, and just can use fingerprint scanner 6.
When the prism 14 of fingerprint by fingerprint scanner 6 is scanned, to point and from prism 14, withdraw from, stopping device 16 is returned to initial position.At this moment, when stopping device 16 under the control of microprocessor 4 and be lockable, blocked fingerprint scanner 6 simultaneously.
In order to consolidate the locking-in state of stopping device 16, shown in Fig. 3 B, a projection 21 of working with a solenoid switch 19, the bottom surface portions that can further be provided in stopping device 16 stops that part simultaneously in inside.
When microprocessor 4 is operated and discharges the locking-in state of stopping device 16, because the work of solenoid switch 19, projection 21 is lowerd, thereby discharges stopping device 16 from blocked state constitutes.In this state, the user opens stopping device 16 and makes it can use fingerprint scanner 6 by pushing.
Behind the finger scan, stopping device 16 is returned to original state, and projection 21 is elevated by the operation of solenoid switch 19, thereby stops stopping device 16.
In the use of reality, the user is common card RF-IC card for example, and IC-card, magnetic stripe card or barcode card are placed on the user and approve near the unit 10.When microprocessor 4 identified that this card is the card of having authorized, the locking-in state of stopping device 16 was released.At this state, the user opens stopping device 16, finger is placed on the prism 14 of fingerprint scanner 6.If the finger print information of scanning is consistent with the information in being stored in microprocessor 4, the locking-in state of door lock assembly 2 discharges, and user's rotary switch 8 is opened door.
In above-mentioned dual security system, even ought a uncommitted user be allowed to use fingerprint scanner 6 with a user's who has authorized the card of losing, fingerprint scanner 6 also can prevent entering of such undelegated user effectively.
Perhaps, when the finger print information that obtains by fingerprint scanner 6 scanning is consistent with information in being stored in microprocessor 4, can also be configured to open automatically.
When the user passed the door, stopping device 16 is closed by the control of microprocessor, so the door be lockable.
Simultaneously, the user approves that unit 10 can be positioned in the inside of the wall of the higher part of its contaminated risk.Should still have so high when in this case, the user approves recognition capability perception user's penetrating wall the card of unit 10.
Fig. 4 A and 4B have shown the fingerprint scanner protected location based on the identification system of fingerprint of being used for according to second most preferred embodiment of the present invention.In this most preferred embodiment, all identical based on the parts that relate in the miscellaneous part of the identification system of fingerprint and first most preferred embodiment, except can being used as the fingerprint scanner protected location along the stopping device 20 that door lock assembly 2 moves.
Stopping device 20 uses solid material for example metal or artificial resin formation, has a size that can cover fingerprint scanner 6 fully simultaneously.
Solenoid switch 24 is to link to each other with stopping device 20, and is configured the control operation by microprocessor 4.Solenoid switch 24 places the elastomeric element 22 in the shell to form by a shell and one.After the finger scan operation, owing to the elastic force from elastomeric element 22, stopping device 20 can be returned to initial position.
20 of stopping devices allow to use the user of fingerprint scanner 6 to open to approve unit 10 by the user.After finger scan operation, because from the elastic force of the elastomeric element 22 of solenoid switch 24, stopping device 20 is returned to initial position, thereby blocks fingerprint scanner 6.
Shown in Fig. 4 A, put together with stopping device 20 in solenoid switch 24 vertical direction ground, and that works moves up and down stopping device 20.Perhaps, shown in Fig. 4 B, solenoid switch 24 also can be put together with stopping device 20 on horizontal direction ground, and stopping device 20 left and right directions are moved.The latter's structure will be considered the situation that the width of main body 2 is relatively large.
Fig. 5 is the front view based on the identification system of fingerprint according to the 3rd most preferred embodiment of the present invention, wherein, is applied to the electronic gate of a band door lock assembly 2 based on the identification system of fingerprint.In this most preferred embodiment, identical based on those parts that relate in the miscellaneous part of the identification device of fingerprint and first most preferred embodiment, except the user approves that the unit is made up of numerous number button 26.In this structure, the user should push card that correct number button 26 replaces showing him in the hope of using fingerprint scanner 6.
Also can be applied in this structure at the fingerprint scanner protected location that second most preferred embodiment relates to.And the user based on card who relates in first most preferred embodiment approves that the user based on number button who relates in unit and the 3rd most preferred embodiment approves that the unit can be installed in use simultaneously on the Yishanmen locking device.
Said structure also can be applied to other security purpose, for example banking industry, crime survey and e-commerce transaction based on the identification system of fingerprint.
As mentioned above, the identification system based on fingerprint of the present invention can fully protect a fingerprint scanner to avoid the pollution of foreign matter such as dust or chewing gum, improves the reliability of system.
In addition, in having the dual safe structure that a user approves unit and fingerprint scanner, degree of safety can significantly strengthen.
The present invention describes in detail with reference to embodiment, should be understood that to make variously not break away from the modification of the spirit and scope of the present invention and substitute these modifications and substitute and will set forth in appended claims this technical skilled person.
Claims (9)
1, a kind of identification system based on fingerprint is characterized in that, comprising:
A microprocessor, possible user's finger print information are transfused to and are stored in the inside conduct with reference to finger print information;
A fingerprint scanner scans actual user's fingerprint so that will compare with the reference fingerprint information that is stored in the microprocessor through the finger print information of scanning;
A switch block is constructed to open when finger print information that fingerprint scanner scans is consistent with reference fingerprint information in being stored in microprocessor;
A fingerprint scanner protected location, the pollution of foreign matter is avoided in the front portion that is configured in fingerprint scanner with the protection fingerprint scanner.
2, the identification system based on fingerprint as claimed in claim 1, it is further characterized in that a user approves the unit, can use fingerprint scanner for the user who allows to have authorized.
3, the identification system based on fingerprint as claimed in claim 1, it is further characterized in that, the fingerprint scanner protected location is by pinning or the push type blocking device that discharges is formed according to the control of microprocessor.
4, the identification system based on fingerprint as claimed in claim 3, it is further characterized in that, a projection internally is disposed at the end of blocking device, makes the lock-out state of blocking device remain on a stable manner when working with solenoid switch simultaneously.
5, the identification system based on fingerprint as claimed in claim 1, it is further characterized in that the fingerprint scanner protected location is a blocking device of working with a solenoid switch according to the control of microprocessor.
6, the identification system based on fingerprint as claimed in claim 5, it is further characterized in that, blocking device is only just opened when the user approves when user that the unit allows to have authorized can use fingerprint scanner, and when the finger scan speech is finished, revert to reference position, thereby block fingerprint scanner.
7, the identification system based on fingerprint as claimed in claim 6, it is further characterized in that, the user approves that the unit passes through the user that the input identification of card or coding has been authorized.
8, the identification system based on fingerprint as claimed in claim 5, it is further characterized in that blocking device is opened in the horizontal direction or on the vertical direction.
9, the identification system based on fingerprint as claimed in claim 7, it is further characterized in that, the user approves that the unit is exposed to the external world or is hidden in the wall.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2000/5626 | 2000-02-07 | ||
| KR10-2000-0005626A KR100376047B1 (en) | 2000-02-07 | 2000-02-07 | Fingerprint recognition portion protector for fingerprint reader device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1433556A true CN1433556A (en) | 2003-07-30 |
Family
ID=19644456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00818854A Pending CN1433556A (en) | 2000-02-07 | 2000-06-15 | Fingerprint-based identification system |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1261935A1 (en) |
| JP (1) | JP2003521786A (en) |
| KR (2) | KR100376047B1 (en) |
| CN (1) | CN1433556A (en) |
| AU (1) | AU2000251143A1 (en) |
| WO (1) | WO2001057781A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881984A (en) * | 2019-04-23 | 2019-06-14 | 南安市信隆智能家居有限公司 | A kind of block chain smart lock of signal feedback reset |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200243448Y1 (en) * | 2001-05-19 | 2001-10-29 | 주식회사 케이코하이텍 | Fingerprint recognition device having finger touch sensing fuction automatically |
| JP4022861B2 (en) * | 2002-04-10 | 2007-12-19 | 日本電気株式会社 | Fingerprint authentication system, fingerprint authentication method, and fingerprint authentication program |
| CN106639646A (en) * | 2016-11-28 | 2017-05-10 | 徐海恩 | Electronic control intelligent lock equipment |
| JP7344664B2 (en) * | 2019-03-28 | 2023-09-14 | ニデックプレシジョン株式会社 | door lock device |
| KR102210080B1 (en) | 2020-04-29 | 2021-01-29 | 최진호 | Apparatus for Separating Oil From Water |
| KR102337741B1 (en) | 2021-03-08 | 2021-12-08 | 최진호 | Apparatus for Separating Oil From Waste Water Of Building |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02307175A (en) * | 1989-05-22 | 1990-12-20 | Omron Corp | Fingerprint input device |
| JPH0488586A (en) * | 1990-08-01 | 1992-03-23 | Sharp Corp | Fingerprint input device |
| JPH04258477A (en) * | 1991-02-08 | 1992-09-14 | Nec Software Kansai Ltd | Door opening/closing apparatus by fingerprint collation |
| DE4307360A1 (en) * | 1993-03-09 | 1994-06-16 | Michael Piorr | Fingerprint controlled door lock system for hotel room - has scanner adjacent to door that reads fingerprint and transmits to computer for identification check |
| DE19526320A1 (en) * | 1995-07-19 | 1997-01-23 | Siegfried Swiderski | Mechanical and electronic blocking device |
| US5978495A (en) * | 1996-07-17 | 1999-11-02 | Intelnet Inc. | Method and apparatus for accurate determination of the identity of human beings |
| EP0905646A1 (en) * | 1997-09-30 | 1999-03-31 | Compaq Computer Corporation | Pointing and fingerprint identifier mechanism for a computer system |
| DE69815272T3 (en) * | 1997-12-22 | 2007-12-27 | Northrop Grumman Corp. (N.D.Ges.D.Staates Delaware), Los Angeles | Fingerprint comparison controlled access to doors and machines |
| DE19821203C1 (en) * | 1998-05-12 | 1999-10-28 | Keso Gmbh Salzburg | Electronic key-operated door lock for preventing unauthorized access |
-
2000
- 2000-02-07 KR KR10-2000-0005626A patent/KR100376047B1/en not_active IP Right Cessation
- 2000-02-07 KR KR2020000003172U patent/KR200196620Y1/en not_active IP Right Cessation
- 2000-06-15 JP JP2001556962A patent/JP2003521786A/en active Pending
- 2000-06-15 EP EP00935725A patent/EP1261935A1/en not_active Withdrawn
- 2000-06-15 CN CN00818854A patent/CN1433556A/en active Pending
- 2000-06-15 WO PCT/KR2000/000635 patent/WO2001057781A1/en not_active Application Discontinuation
- 2000-06-15 AU AU2000251143A patent/AU2000251143A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881984A (en) * | 2019-04-23 | 2019-06-14 | 南安市信隆智能家居有限公司 | A kind of block chain smart lock of signal feedback reset |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2001057781A1 (en) | 2001-08-09 |
| KR20010077671A (en) | 2001-08-20 |
| KR200196620Y1 (en) | 2000-09-15 |
| JP2003521786A (en) | 2003-07-15 |
| AU2000251143A1 (en) | 2001-08-14 |
| EP1261935A1 (en) | 2002-12-04 |
| KR100376047B1 (en) | 2003-03-26 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |