CN1402184A - Finger-print certification device - Google Patents
Finger-print certification device Download PDFInfo
- Publication number
- CN1402184A CN1402184A CN02128202A CN02128202A CN1402184A CN 1402184 A CN1402184 A CN 1402184A CN 02128202 A CN02128202 A CN 02128202A CN 02128202 A CN02128202 A CN 02128202A CN 1402184 A CN1402184 A CN 1402184A
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- China
- Prior art keywords
- fingerprint
- cylinder
- mentioned
- fingerprint sensor
- certification device
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- 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
- G06V40/1329—Protecting the fingerprint sensor against damage caused by the finger
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Data Mining & Analysis (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Artificial Intelligence (AREA)
- Human Computer Interaction (AREA)
- Multimedia (AREA)
- Image Input (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention provides a fingerprint authentication device that can prevent a flaw in, a stain on and an electrostatic discharge failure of a fingerprint sensor while dispensing with a protective shutter. When the fingerprint authentication device is not in use, turning force of an internal spiral spring turns a cylinder 5 forward, and the turn of the cylinder 5 stops upon a collision with a projection mounted on a turning angle adjusting dial 7 to stop the fingerprint sensor 6 in a concealed position in the fingerprint authentication device. For use of the fingerprint authentication device, a turn of the cylinder 5 against the spiral spring with the fingertip of a finger to be authenticated reveals the fingerprint sensor 6 concealed in the fingerprint authentication device, and after a turn over a constant stroke, the turn of the cylinder 5 stops at a turn stopping bar fixedly mounted on a fingerprint authentication device body.
Description
Technical field
The present invention relates to a kind of fingerprint certification device, the fingerprint certification device of protection lock particularly needn't be installed on fingerprint sensor.
Background technology
The common fingerprint sensor that uses in fingerprint certification device at first is described.With reference to Fig. 8, the size of fingerprint sensor 1 in the past is often close with the finger print image size that goes for, 2 dimensional planes that promptly about 2cm is square.The fingerprint sensor 1 of this 2 dimensional plane is because surface area is big, waits the impaired possibility of pollution very high so the surface is damaged.In addition because on sensor cover direct contact finger, so exist by finger with static, fingerprint sensor 1 ruined situation.
In order to address the above problem, for example propose real opening in the flat 4-4352 communique, the protection lock is set on fingerprint sensor.And, as shown in Figure 9, also consider on fingerprint certification device, to be provided with the protection lock 4 that relative fingerprint sensor 3 can open and close.
But,, must open the protection lock of finger print identifying when then the user carries out finger print identifying at every turn as the above-mentioned protection lock that in fingerprint sensor, is provided with.That is, make the operability variation.
In order to solve such problem, consider to use linear formula fingerprint sensor as shown in Figure 10.This fingerprint sensor becomes elongated shape, and the user can obtain finger print image by slide finger on fingerprint sensor.If use such fingerprint sensor, then can reduce the necessity that the protection lock is set at sensor surface.But, because the surface of sensor is exposed to the outside, so the damage sensor surface makes it pollute static impaired or that had by finger and ruined possibility.
As mentioned above, employed fingerprint sensor in the past only is otherwise has the protection lock that reduces operability in fingerprint certification device, then has damage or the stained problem that reaches by the electrostatic breakdown sensor surface.
Summary of the invention
The objective of the invention is to, the protection lock that does not need to reduce operability is provided, and can prevent the damage of fingerprint sensor or the fingerprint certification device of stained and electrostatic breakdown.
Fingerprint certification device of the present invention, have the cylinder that loads fingerprint sensor, be used to rotate the turning axle of this cylinder and be used for to the stretch drawing mechanism of this cylinder of the 1st sense of rotation, it is characterized in that, fingerprint sensor is not exposed to the outside of fingerprint certification device during the inoperation fingerprint certification device, if and to the 2nd sense of rotation swing roller of the direction opposite with the 1st sense of rotation, then fingerprint sensor is exposed to the outside of above-mentioned fingerprint sensor.
Description of drawings
Outside drawing when Fig. 1 is exposed for the fingerprint sensor of fingerprint certification device of the present invention.
Fig. 2 is the figure of expression fingerprint certification device inner structure.
Fig. 3 is the outside drawing when depositing the fingerprint sensor of fingerprint certification device of the present invention in.
Fig. 4 is the operation instructions figure of Fig. 2.
Fig. 5 is operation instructions figure of the present invention.
Fig. 6 is operation instructions figure of the present invention.
Fig. 7 is operation instructions figure of the present invention.
Fig. 8 is the outside drawing of line sensor in the past.
Fig. 9 is the outside drawing that has the fingerprint sensor of protecting lock in the past.
Figure 10 is the outside drawing of linear formula fingerprint sensor in the past.
Among the figure, 1-fingerprint sensor, 2-elongated fingerprint sensor, 3-fingerprint sensor, 4-protection lock; 5-cylinder, 6-fingerprint sensor, 7-rotation angle is adjusted index dial, 8-turning axle, 9-projection; 10-projection, 11-rotation stops rod, 12-disc spring, 13-cable.
Embodiment
Below, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is the outside drawing of fingerprint certification device of the present invention.With reference to Fig. 1, fingerprint certification device has cylinder 5 and rotation angle is adjusted index dial 7.On cylinder 5, be provided with fingerprint sensor 6.
Fig. 2 is the figure of expression fingerprint certification device inner structure.With reference to Fig. 2, the cylinder 5 that deposits fingerprint sensor 6 in is to be that the center is rotated with turning axle 8.In addition, in turning axle 8, be provided with disc spring 12 and projection 9.And, on the turning axle identical, be provided with the rotation angle that projection 9 is set and adjust index dial 7 with turning axle 8.In addition, to stop rod 11 be to be fixedly installed on the fingerprint certification device main body in rotation.The fingerprint image data that obtains from fingerprint sensor is the signal conditioning package that outputs to fingerprint certification device inside by cable.
Below, the operation that embodiments of the present invention will be described in detail with reference to the accompanying drawings.
With reference to Fig. 3, do not use under the situation of fingerprint certification device, cylinder 5 stops at fingerprint sensor 6 is hidden in position in the fingerprint certification device.Cylinder 5 is the revolving forces by the disc spring 12 that is installed in turning axle 8, when Fig. 3 is seen in the front, and the direction rotation in front of on one's own account.But if cylinder 5 rotates to a certain degree, as shown in Figure 4, the projection 9 that is installed on turning axle 8 is conflicted mutually with the projection 10 that is installed on rotation angle adjustment index dial 7.Therefore, cylinder 5 stops the rotation.In addition, adjust index dial 7, can adjust the rotation stop position of cylinder 5 by the operation rotation angle.
As shown in Figure 5, use the finger tip want the finger that authenticates, see Fig. 3 from the front, the direction of going inwards applies the power of swing roller 5, when then its power was greater than the revolving force by dish yellow 12 direction rotation in front of own, as shown in Figure 6, the direction of going inwards began rotation.And at this moment the static that finger tip had is discharged into cylinder 5.Then, as shown in fig. 1, expose the fingerprint sensor 6 that is hidden in the fingerprint certification device.With reference to Fig. 4, if more than cylinder 5 rotates to a certain degree, the rotation that then is installed on the projection 9 of turning axle 8 and is fixedly installed in the fingerprint certification device main body stops rod 11 conflict mutually, so cylinder 5 stops the rotation.Its position of stopping the rotation is as shown in fig. 1, and fingerprint sensor 6 is exposed to outside position.And at this moment, as shown in Figure 7, the position of finger is to make near there is the vortex core of fingerprint near the position central authorities of fingerprint sensor.Thus, fingerprint certification device obtains finger print image.When the position of finger rubs near the central authorities of fingerprint sensor, adjust index dial 7 by the rotation rotation angle and adjust.As move away and pin the finger of cylinder 5, then cylinder 5, and by coiling yellow 12 revolving force, beginning is rotated in front of own, and stops at projection 9 and projection 10 positions that collide, thereby gets back to Fig. 3 of initial conditions.
In addition, in the above-described embodiments as power source, having used disc spring, still, be not limited thereto, as long as produce same revolving force, also can use, for example is spring, motor or rubber and sliding weight of steelyard etc.
And in above-mentioned enforcement, when obtaining finger print image, the sense of rotation of cylinder 5 is a direction inwards, but also can be the structure of promptly rotating to own front direction round about.
And in the above-described embodiments, the installation site of fingerprint sensor is the corner at fingerprint device, but just passable as long as fingerprint sensor is positioned at above the cylinder, and the position that is provided with of cylinder 5 is where can.
In addition, be to be provided with rotation angle to adjust index dial in the above-described embodiments, but also can cancel this device, and preestablish rotation amount, thus the simple miniaturization of implementation structure.
And in the above-described embodiments, fingerprint sensor has adopted the planar structures of 2 dimensions, but also can be alternate manner and shape such as linear formula fingerprint sensor.
More than Shuo Ming the present invention has following effect.
At first, when obtaining finger print image, during promptly except finger print identifying, fingerprint sensor is hidden in the fingerprint certification device, so, can not need the protection lock as in the past, simultaneously, can protect fingerprint sensor.And,, can improve user's operability by the lock that do not need protection.
Claims (5)
1, a kind of fingerprint certification device, it is characterized in that, has the cylinder that loads fingerprint sensor, be used to rotate the turning axle of this cylinder and be used for to the stretch drawing mechanism of this cylinder of the 1st sense of rotation, above-mentioned fingerprint sensor is not exposed to the outside of fingerprint certification device when the inoperation fingerprint certification device, if and to rightabout the 2nd sense of rotation swing roller of the 1st sense of rotation, then fingerprint sensor is exposed to the outside of above-mentioned fingerprint sensor.
2, fingerprint certification device according to claim 1 is characterized in that, has being stretched to the above-mentioned cylinder of above-mentioned the 1st sense of rotation, stops the mechanism of placing on assigned position.
3, fingerprint certification device according to claim 1 and 2 is characterized in that, also possesses the adjusting mechanism that is used to adjust above-mentioned cylinder possibility rotating range.
According to claim 1,2 or 3 described fingerprint certification devices, it is characterized in that 4, above-mentioned cylinder is that finger tip by the finger print identifying person is to the above-mentioned the 2nd sense of rotation rotation.
5, fingerprint certification device according to claim 4, it is characterized in that, above-mentioned cylinder is by finger print identifying person's finger tip, when above-mentioned the 2nd sense of rotation is rotated, adjust the rotating range of above-mentioned cylinder, make the above-mentioned fingerprint sensor that is exposed to above-mentioned fingerprint certification device outside be positioned at the position of the finger print image that obtains above-mentioned finger print identifying person.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001258250A JP3843785B2 (en) | 2001-08-28 | 2001-08-28 | Fingerprint authentication device |
| JP258250/2001 | 2001-08-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1402184A true CN1402184A (en) | 2003-03-12 |
| CN100424715C CN100424715C (en) | 2008-10-08 |
Family
ID=19085805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021282021A Expired - Fee Related CN100424715C (en) | 2001-08-28 | 2002-08-02 | Finger-print certification device |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP3843785B2 (en) |
| KR (1) | KR100462141B1 (en) |
| CN (1) | CN100424715C (en) |
| TW (1) | TWI243338B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766017A (en) * | 2017-03-14 | 2017-05-31 | 珠海格力电器股份有限公司 | Air-conditioner and its people's induction device |
| CN111677176A (en) * | 2020-06-16 | 2020-09-18 | 嘉兴龙吟光伏材料股份有限公司 | Energy self-sufficient type wisdom photovoltaic integration roof |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2003203358A1 (en) * | 2003-01-21 | 2004-08-13 | Mitsui And Co., Ltd. | External electronic device |
| JP4978486B2 (en) * | 2008-01-30 | 2012-07-18 | セイコーエプソン株式会社 | Image reading apparatus and information processing apparatus |
| JP4484087B2 (en) * | 2008-03-05 | 2010-06-16 | 日本電気株式会社 | Fingerprint machine cleaning device and method |
| US9726275B2 (en) | 2014-12-18 | 2017-08-08 | Sl Corporation | Shift lever of automotive transmission |
| CN112017349B (en) * | 2020-08-28 | 2022-06-14 | 林捷 | Campus terminal unified management system |
| CN114024777B (en) * | 2022-01-05 | 2022-03-25 | 北京顶象技术有限公司 | Method and device for detecting whether fingerprints of equipment collide |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0488586A (en) * | 1990-08-01 | 1992-03-23 | Sharp Corp | Fingerprint input device |
| JPH04367984A (en) * | 1991-06-17 | 1992-12-21 | Toshiba Corp | Fingerprint signal input device |
| CN2201059Y (en) * | 1994-10-25 | 1995-06-21 | 李虹 | Infrared fingerprint recognizer |
| JPH08263631A (en) * | 1995-03-23 | 1996-10-11 | Nippon Telegr & Teleph Corp <Ntt> | Fingerprint input device |
| JP3097028B2 (en) * | 1996-09-04 | 2000-10-10 | 富士通電装株式会社 | Fingerprint collection device |
| US6324310B1 (en) * | 1998-06-02 | 2001-11-27 | Digital Persona, Inc. | Method and apparatus for scanning a fingerprint using a linear sensor |
| KR100652370B1 (en) * | 2000-06-15 | 2006-11-30 | 삼성전자주식회사 | Semiconductor memory device removing floating body effect and method of fabricating the same |
| KR20020040413A (en) * | 2000-11-24 | 2002-05-30 | 장대훈 | Door Opening/Closing Apparatus Having FingerPrint Sensor |
-
2001
- 2001-08-28 JP JP2001258250A patent/JP3843785B2/en not_active Expired - Fee Related
-
2002
- 2002-07-01 TW TW091114507A patent/TWI243338B/en not_active IP Right Cessation
- 2002-08-02 CN CNB021282021A patent/CN100424715C/en not_active Expired - Fee Related
- 2002-08-27 KR KR10-2002-0050682A patent/KR100462141B1/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766017A (en) * | 2017-03-14 | 2017-05-31 | 珠海格力电器股份有限公司 | Air-conditioner and its people's induction device |
| CN111677176A (en) * | 2020-06-16 | 2020-09-18 | 嘉兴龙吟光伏材料股份有限公司 | Energy self-sufficient type wisdom photovoltaic integration roof |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI243338B (en) | 2005-11-11 |
| KR100462141B1 (en) | 2004-12-17 |
| KR20030019115A (en) | 2003-03-06 |
| CN100424715C (en) | 2008-10-08 |
| JP3843785B2 (en) | 2006-11-08 |
| JP2003067730A (en) | 2003-03-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081008 Termination date: 20100802 |