CN1635536A - Iris recognition device - Google Patents
Iris recognition device Download PDFInfo
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- CN1635536A CN1635536A CN 200310124556 CN200310124556A CN1635536A CN 1635536 A CN1635536 A CN 1635536A CN 200310124556 CN200310124556 CN 200310124556 CN 200310124556 A CN200310124556 A CN 200310124556A CN 1635536 A CN1635536 A CN 1635536A
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- light
- identification device
- lens
- iris identification
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Abstract
This invention relates to iris identification device, which comprises the following: shell; image forming part to shoot the passing light; driving lens cylinder set with object lens of the light and move forward and back under the motor force and focus the image focus to the image forming part; position sensor to sense the part shoot object into the special position; multiple lighting parts set in the front of said shell.
Description
(1) technical field
The invention relates to iris identification device, refer in particular to about discern a kind of iris identification device of people's identity by the iris of identification eye.
(2) background technology
Fig. 1 is an iris identification device structural drawing in the middle of the prior art.As shown in the figure, the front of front shell 1 constituent apparatus.Above-mentioned front shell 1 is provided with cold mirror 5, and cold mirror 5 is fixed by support 3.Above-mentioned cold mirror 5 only sees through the ultraviolet reflection visible rays as a kind of half mirror.The rear of above-mentioned cold mirror 5 is provided with camera component 7.Shell 9 inside of above-mentioned camera component 7 are provided with a plurality of object lens 11, the optical instrument that common composition will carry out imaging by the picture that above-mentioned cold mirror 5 is passed on.The picture of eyes of user will image on the image-forming block 13 by above-mentioned object lens 11.
Have in the middle of the existing iris identification device of said structure, the picture of eyes of user is communicated to shell 9 inside by above-mentioned cold mirror 5, and the lens 11 by shell 9 image on the image-forming block 13.So just discern iris portion the picture of the eyes of user that can be become from image-forming block 13, thereby can discern people's identity.
But there are the following problems for above-mentioned prior art.
Whether the iris identification device in the middle of the prior art is positioned at appropriate position because the user can not accurately discern the eyes of oneself, can not discern user identity so iris identification device can occur.
That is, when subscriber station carries out iris identification in iris identification device the place ahead, because can not confirm whether the position when the next stop is can fine-focused position.Therefore, when the position that the user is stood at the beginning can not be discerned for iris identification device, just need forwards or the position that searching can accurately be discerned is moved at the rear.Therefore, the iris identification device in the middle of the prior art carry out iris recognition time relatively time of cost longer.
(3) summary of the invention
Purpose of the present invention will solve above-mentioned existing problem exactly, proposes a kind of iris identification device, makes iris identification device can carry out the iris recognition operation more rapidly.
Another object of the present invention is to propose a kind of iris identification device, can make that the user can visual confirmation iris recognition position.
To achieve these goals, the invention is characterized in and comprise:
Shell, front and back connect, and light is passed through, and comprise image-forming block, and these parts can be produced the light imaging of passing through get off;
Drive barrel, be provided with the object lens that described light passes through, be arranged at the inside of described shell, under the driving force effect of CD-ROM drive motor, move, the focus of described picture is focused on the image-forming block to the fore-and-aft direction of described shell;
Position sensor, whether the irradiated object of the described image-forming block production of perception is positioned at certain location;
A plurality of luminous components are arranged at the front end of described shell, and the regioselectivity at the described irradiated object place of the data correspondence that provides according to above-mentioned position sensor carries out luminous.
Also comprise the indication lens, the light that described luminous component is sent passes to described shell foremost.
Described indication lens are annular, thereby it can be installed in the lens installation portion of the annular of described shell front end setting, and described indication lens comprise the fan-shaped lens section of a plurality of fan-shaped lens, and the light of each luminous component is all from passing through here.
Described lens installation portion is divided by the light separates walls and comes, thereby can be so that the light of described each luminous component can be communicated to specific described fan-shaped lens section.
Described luminous component is arranged on around the edge of picture by the zone of described irradiated object, thereby can be so that the front end annular region of the described framework of light transmission that sends.
Described shell is divided into rear casing and front casing.The rear end side of described front casing is provided with the substrate that described luminous component is arranged setting circlewise, the corresponding zone of the luminous component that is provided with on described front casing and the aforesaid substrate is provided with light by the hole, is used for the light that luminous component sends is communicated to described lens installation portion.
Described luminous component can be launched the light of different colours according to the difference of irradiated object position.
Effect of the present invention:
The iris identification device of the present invention that has above-mentioned formation and operate as mentioned above can make the user can judge whether own position can carry out iris recognition exactly, thereby can adjust the position rapidly, also just can obtain the effect of the operating speed that improves iris identification device.
In addition, by the present invention, whether the user can accurately be discerned by iris identification device the own position of visual confirmation, so can improve the speed of status differentiation.Especially, whether the user can discern the present position by eyes appropriate, thereby can adjust the distance of eyes to iris identification device, carries out identification rapidly.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
(4) description of drawings
Fig. 1 is an iris identification device structural drawing in the middle of the prior art;
Fig. 2 is the sectional view of the embodiment of iris identification device of the present invention;
Fig. 3 is the structural section figure of the iris identification device of the embodiment of the invention;
Fig. 4 is the formation outboard profile of the critical piece of the formation embodiment of the invention;
Fig. 5 a, 5b are the front view (FV) and the back view of the front casing of the formation embodiment of the invention.
Fig. 6 a to Fig. 6 e is the mode of operation figure of the embodiment of the invention.
The symbol description of major part in the accompanying drawing:
20, rear casing 22, shooting part
24, position sensor 25, front casing
26, brace 27, through hole
28, lens installation portion 29, light passes through the hole
30, drive barrel 32, object lens
33, CD-ROM drive motor 34, leadscrew
36, gear bar 40, indication lens
42, fan-shaped lens section 43, brace
50, substrate 52, luminous component
60, cold mirror
(5) embodiment
Embodiment to iris identification device of the present invention is elaborated below with reference to accompanying drawings.
Fig. 2 is the sectional view of the embodiment of iris identification device of the present invention.Fig. 3 is the structural section figure of the iris identification device of the embodiment of the invention.Fig. 4 is the formation outboard profile of the critical piece of the formation embodiment of the invention.Fig. 5 a, 5b are the front view (FV) and the back view of the front casing of the formation embodiment of the invention.
As shown in the figure, rear casing 20 and front casing 25 have constituted the part outward appearance of iris identification device.Certainly, also be provided with front shell (not shown) on the above-mentioned front casing 25 in addition, constitute the outward appearance of iris identification device, but in fact, above-mentioned rear casing 20 and front casing 25 just constituted the outward appearance of the camera section of iris identification device.
The barrel shape that above-mentioned rear casing 20 connects for front and back, its rear end is provided with shooting part 22.Above-mentioned shooting part 22 is parts of the picture of the irradiated object that become of the object lens 32 that will talk about below being used for producing.One side of above-mentioned rear casing 20 is provided with position sensor 24.Above-mentioned position sensor 24 is used to provide control data, thereby can will look like to become on above-mentioned shooting part 22 accurately.
Above-mentioned front casing 25 is connected with the front end of above-mentioned rear casing 20, and brace 26 is arranged at its periphery and prolongs and be symmetrical arranged along center position.The center that connects above-mentioned front casing 25 is provided with through hole 27.The center of above-mentioned through hole 27 is to be provided with corresponding to the center of above-mentioned shooting part 22, and what connect above-mentioned through hole 27 similarly is to make a video recording by above-mentioned shooting part 22.
What be provided with around the above-mentioned through hole 27 be annular lens installation portion 28.The indication lens 40 that will talk about below said lens installation portion 28 is provided with.The inside of said lens installation portion 28 is provided with a plurality of smooth separates walls 28 '.Above-mentioned smooth separates walls 28 ' is set to 8 in the middle of present embodiment, said lens installation portion 28 is divided into 8 parts.Be respectively arranged with light by hole 29 on the lens installation portion 28 by above-mentioned smooth separates walls 28 ' division.The light that can send by the following luminous component that will talk about 52 by hole 29 by above-mentioned light.
Drive the inside that barrel 30 is arranged on above-mentioned rear casing 20 and front casing 25, can carry out moving of fore-and-aft direction along with a plurality of guide rods 30 '.Be provided with a plurality of object lens 32 in the above-mentioned driving barrel 30 with the fore-and-aft direction spigot shaft coaxle of the through hole 27 of front casing 25.Therefore, along with moving of above-mentioned driving barrel 30, above-mentioned object lens 32 also can move together, thereby can accurately the focus that looks like be focused on the above-mentioned shooting part 22.
In above-mentioned rear casing 20, CD-ROM drive motor 33 is set, is used for driving above-mentioned driving barrel 30 and moves.The driving force of above-mentioned CD-ROM drive motor 33 is communicated to above-mentioned driving barrel 30 by the leadscrew (lead screw) 34 that is arranged on above-mentioned rear casing 20 inside.For this reason, a side of above-mentioned driving barrel 30 is provided with and the above-mentioned leadscrew 34 gear bar 36 of interlock mutually.Said gear bar 36 and leadscrew 34 interlock mutually that is rotated under the effect of above-mentioned CD-ROM drive motor 33 along with leadscrew 34 moves forwards, backwards, thereby can move above-mentioned driving barrel 30.
The lens installation portion 28 of above-mentioned front casing 25 is provided with annular indication lens 40.Above-mentioned indication lens 40 as shown in Figure 4, are made of jointly a plurality of fan-shaped lens sections 42.Above-mentioned fan-shaped lens section 42 lays respectively in each part of being divided by above-mentioned smooth separates walls 28 ', is the part that the light of the following luminous component that will talk about 52 passes through.Above-mentioned fan-shaped lens section 42 as shown in the figure, is fan-shaped forwards outstanding the setting.The two ends of above-mentioned indication lens 40 are provided with by brace 43.Above-mentioned brace 43 is to be used for being connected with the brace 26 of above-mentioned front casing 25.
The rear end of above-mentioned front casing 25 is provided with substrate 50, is provided with each luminous component 52 with above-mentioned light by 29 corresponding positions, hole in the aforesaid substrate 50.Above-mentioned luminous component 52 preferably uses light emitting diode (LED).Above-mentioned each luminous component 52 selectivity are luminous, and this light passes through the fan-shaped lens section 42 of hole 29 by above-mentioned indication lens 40 by above-mentioned light.
In addition, above-mentioned luminous component 52 sends the light of various different colours, thereby how many positions that can confirm irradiated object differs with accurate position actually.Present embodiment is altogether in 8 luminous components 52, and wherein the light of the identical separately color of the 3 pairs of emissions that is to say the light that can send color in 5 altogether.Certainly, according to the difference of design conditions, can also send the light of more colors.
Above-mentioned front casing 25 as shown in Figures 2 and 3, is provided with cold mirror 60 foremost.60 of above-mentioned cold mirrors see through the lens of above-mentioned shell 20,25 inside with ultraviolet ray, and visible rays is reflected.Like this, eyes of user will drop on the surface of above-mentioned cold mirror 60 by the visible rays imaging, then can be dropped on the above-mentioned shooting part 22 by ultraviolet imaging.
To the effect of iris identification device of the present invention with said structure be elaborated below.
At first, the operation to iris identification device of the present invention describes.Subscriber station is before iris identification device, and position sensor is the perception irradiated object position of user's eyes just at first.If eyes of user just in time is positioned at appropriate position, in a plurality of luminous components 52, shown in Fig. 6 a, LED7, LED3 will be luminous.
Under this state, the user continues to stand in the words of this position, above-mentioned driving barrel 30 will be moved to certain position in the driving of CD-ROM drive motor 33 according to the data that above-mentioned position sensor 24 perceives, thereby can focus on accurately on the above-mentioned shooting part 22 by the focus of object lens 32 with eyes of user.Above-mentioned then shooting part 22 is just produced user's glasses get off, and discerns user identity by iris data.
Then, if the position of eyes of user is far away relatively than appropriate position, shown in Fig. 6 b, the LED5 in the luminous component 52 will be luminous.Like this, the user just can know that the position of oneself standing is far away relatively from iris identification device, and like this, the user will be relatively near iris identification device.
At this moment, if user's eyes still are not in appropriate position, shown in Fig. 6 c, the LED4 in the luminous component 52, LED6 will be luminous.Therefore, the user just can know also need be near iris identification device.
In addition, if the position of eyes of user is too nearer than appropriate position, shown in Fig. 6 d, the LED1 in the luminous component 52 will be luminous.Like this, the user just can know that the position of oneself standing is nearer relatively from iris identification device, and like this, the user will be relatively away from iris identification device.
At this moment, under state shown in Fig. 6 d, though the user has moved some after mutually, if user's eyes still are not in appropriate position, shown in Fig. 6 e, the LED2 in the luminous component 52, LED8 will be luminous.Therefore, the user just can know also need be away from iris identification device.
Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, should understand and wherein can make variations and modifications and do not break away from the present invention in a broad sense, so be not as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the distortion of the above embodiment.
Such as, specify position respectively according to the different and luminous luminous component 52 in the position of irradiated object.
Claims (7)
1, a kind of iris identification device is characterized in that comprising:
Shell, front and back connect, and light is passed through, and comprise image-forming block, and these parts can be produced the light imaging of passing through get off;
Drive barrel, be provided with the object lens that described light passes through, be arranged at the inside of described shell, under the driving force effect of CD-ROM drive motor, move, the focus of described picture is focused on the described image-forming block to the fore-and-aft direction of described shell;
Position sensor, whether the irradiated object of the described image-forming block production of perception is positioned at certain location;
A plurality of luminous components are arranged at the front end of described shell, and the regioselectivity at the described irradiated object place of the data correspondence that provides according to described position sensor carries out luminous.
2, iris identification device as claimed in claim 1 is characterized in that:
Also comprise the indication lens, the light that described luminous component is sent passes to described shell foremost.
3, iris identification device as claimed in claim 2 is characterized in that:
Described indication lens are annular, thereby it can be installed in the lens installation portion of the annular of described shell front end setting, and described indication lens comprise the fan-shaped lens section of a plurality of fan-shaped lens, and the light of each luminous component is all from passing through here.
4, iris identification device as claimed in claim 3 is characterized in that:
Described lens installation portion is divided by the light separates walls and comes, thereby can be so that the light of described each luminous component can be communicated to specific described fan-shaped lens section.
5, as claim 1,2,3,4 described iris identification devices, it is characterized in that:
Described luminous component is arranged on around the edge of picture by the zone of described irradiated object, thereby can be so that the front end annular region of the described framework of light transmission that sends.
6, iris identification device as claimed in claim 1 is characterized in that:
Described shell is divided into rear casing and front casing, the rear end side of described front casing is provided with the substrate that described luminous component is arranged setting circlewise, the corresponding zone of the luminous component that is provided with on described front casing and the aforesaid substrate is provided with light by the hole, is used for the light that luminous component sends is communicated to described lens installation portion.
7, iris identification device as claimed in claim 6 is characterized in that:
Described luminous component can be launched the light of different colours according to the difference of irradiated object position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310124556 CN1635536A (en) | 2003-12-31 | 2003-12-31 | Iris recognition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310124556 CN1635536A (en) | 2003-12-31 | 2003-12-31 | Iris recognition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1635536A true CN1635536A (en) | 2005-07-06 |
Family
ID=34845040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310124556 Pending CN1635536A (en) | 2003-12-31 | 2003-12-31 | Iris recognition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1635536A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1830123A1 (en) * | 2006-03-03 | 2007-09-05 | Fujitsu Ltd. | Light guide member illumination apparatus and image capturing apparatus using the same |
| CN102707405A (en) * | 2012-06-07 | 2012-10-03 | 北京天诚盛业科技有限公司 | Prime lens for collecting iris images |
| CN104090347A (en) * | 2014-07-01 | 2014-10-08 | 北京天诚盛业科技有限公司 | Iris imaging lens and optical imaging system |
| CN104125067A (en) * | 2014-06-26 | 2014-10-29 | 小米科技有限责任公司 | Account and token secret key binding method and device |
| US9667424B2 (en) | 2014-06-26 | 2017-05-30 | Xiaomi Inc. | Methods and apparatuses for binding token key to account |
| CN108369338A (en) * | 2015-12-09 | 2018-08-03 | 快图有限公司 | Image capturing system |
-
2003
- 2003-12-31 CN CN 200310124556 patent/CN1635536A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1830123A1 (en) * | 2006-03-03 | 2007-09-05 | Fujitsu Ltd. | Light guide member illumination apparatus and image capturing apparatus using the same |
| US7690827B2 (en) | 2006-03-03 | 2010-04-06 | Fujitsu Limited | Light guide member, illumination apparatus, and image capturing apparatus using the same |
| CN102707405A (en) * | 2012-06-07 | 2012-10-03 | 北京天诚盛业科技有限公司 | Prime lens for collecting iris images |
| CN102707405B (en) * | 2012-06-07 | 2014-04-02 | 北京天诚盛业科技有限公司 | Prime lens for collecting iris images |
| CN104125067A (en) * | 2014-06-26 | 2014-10-29 | 小米科技有限责任公司 | Account and token secret key binding method and device |
| CN104125067B (en) * | 2014-06-26 | 2017-05-24 | 小米科技有限责任公司 | Account and token secret key binding method and device |
| US9667424B2 (en) | 2014-06-26 | 2017-05-30 | Xiaomi Inc. | Methods and apparatuses for binding token key to account |
| CN104090347A (en) * | 2014-07-01 | 2014-10-08 | 北京天诚盛业科技有限公司 | Iris imaging lens and optical imaging system |
| CN108369338A (en) * | 2015-12-09 | 2018-08-03 | 快图有限公司 | Image capturing system |
| CN108369338B (en) * | 2015-12-09 | 2021-01-12 | 快图有限公司 | Image acquisition system |
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