CN210038893U - Novel iris discernment internal component - Google Patents
Novel iris discernment internal component Download PDFInfo
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- CN210038893U CN210038893U CN201920572168.8U CN201920572168U CN210038893U CN 210038893 U CN210038893 U CN 210038893U CN 201920572168 U CN201920572168 U CN 201920572168U CN 210038893 U CN210038893 U CN 210038893U
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Abstract
The utility model discloses a novel iris discernment internal component, including iris recognizer main part, the positive one side of iris recognizer main part is provided with the broadcast mouth, the mount is installed to the top both sides of iris recognizer main part, iris discernment card reader is installed to the inboard of mount, the positive mid-mounting of iris discernment card reader has the camera, image characteristic extraction module is installed to the inside opposite side of image preprocessing module, the inside opposite side of iris recognizer main part is installed the characteristic and is matchd the module, data storage module is installed to the inside bottom of iris recognizer main part. The utility model discloses a fixed pin is installed to the dorsal part of iris recognizer main part, dismantles with the wall body installation through it makes things convenient for iris recognizer main part, all installs the mount in the top both sides of iris recognizer main part, inlays in the inboard of mount and installs iris discernment card reader, dismantles through this kind of design easy to assemble.
Description
Technical Field
The utility model relates to an iris discernment inside subassembly technical field specifically is a novel iris discernment inside subassembly.
Background
The iris recognition technology is based on the iris in eyes for identity recognition, is applied to security equipment (such as access control and the like) and places with high confidentiality requirements, the structure of the eyes of a person consists of parts such as a sclera, an iris, a pupil lens, a retina and the like, the iris is an annular part positioned between a black pupil and a white sclera and contains detail characteristics such as a plurality of spots, filaments, crowns, stripes, crypts and the like which are staggered with each other, and the iris is unchanged in the whole life history after the iris is formed in the development stage of a fetus, and the characteristics determine the uniqueness of the iris characteristics and the uniqueness of the identity recognition, so that the iris characteristics of the eyes can be used as the identity recognition object of each person.
The iris identification internal component at the present stage has various defects, such as inconvenient installation and disassembly, inconvenient use, poor real-time performance and low efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel iris discernment inside subassembly to the inconvenient installation that proposes in solving above-mentioned background art is dismantled, and is used inconveniently, and the real-time performance is poor, the inefficiency scheduling problem.
In order to achieve the above object, the utility model provides a following technical scheme: a novel iris recognition internal component comprises an iris recognizer main body, wherein a broadcasting port is arranged on one side of the front of the iris recognizer main body, fixing frames are arranged on two sides of the top end of the iris recognizer main body, an iris recognition card reader is installed on the inner side of each fixing frame, a camera is installed in the middle of the front of the iris recognition card reader, a limiting head hoop is installed above each fixing frame, a camera shooting module is installed in the middle of the inner portion of the iris recognition card reader, an image preprocessing module is installed on one side of the inner portion of the iris recognition card reader, an iris positioning module, an iris image normalization module and an image enhancement module are installed in the image preprocessing module, an image feature extraction module is installed on the other side of the inner portion of the image preprocessing module, and a voice prompt module is installed on one side of the inner portion of the iris, the iris recognizer comprises an iris recognizer main body, a camera module, a data storage module, a voice prompt module, a camera module, a data storage module, a fixing pin, a camera module output and an image preprocessing module input electric connection.
Preferably, the iris recognizer main body is installed on the wall body through fixing pins, and the number of the fixing pins is four.
Preferably, the fixing frame and the top end of the iris recognizer main body are arranged into an integral structure, and the iris recognition card reader is installed on the inner side of the fixing frame in an embedding mode.
Preferably, the limiting head band is rotatably connected with the fixing frame through a hinge, and the limiting head band is of a plastic structure.
Preferably, the camera and the camera module are installed in a right-to-right mode, and an on-off button is installed at the position below the camera.
Preferably, the broadcast port is located at the voice prompt module, and the voice prompt module is located on one side of the inner cavity of the iris recognizer main body.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the back side of the iris recognizer main body of the utility model is provided with the fixed pin, the iris recognizer main body and the wall body are convenient to install and disassemble through the fixed pin, the two sides of the top of the iris recognizer main body are both provided with the fixed frames, the iris recognition card reader is embedded and installed on the inner side of the fixed frames, and the installation and the disassembly are convenient through the design;
2. the utility model discloses a spacing head hoop is installed at the top of mount, can carry on spacingly to the personnel's that carry out iris discernment head through spacing head hoop, can carry out accurate positioning, the accuracy nature of increase scanning to the distance of discernment.
Drawings
Fig. 1 is a front view of an iris recognizer main body of the present invention;
fig. 2 is a side view of the iris recognizer main body of the present invention;
fig. 3 is a schematic structural diagram of the internal components of the iris recognizer main body according to the present invention.
In the figure: 1. a limiting head band; 2. a fixed mount; 3. an iris recognition card reader; 4. a broadcast port; 5. an iris recognizer main body; 6. a camera; 7. an image preprocessing module; 8. an iris positioning module; 9. an iris image normalization module; 10. an image enhancement module; 11. a voice prompt module; 12. a data storage module; 13. a camera module; 14. an image feature extraction module; 15. a fixing pin; 16. and a feature matching module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: a novel iris recognition internal component comprises an iris recognizer main body 5, wherein a broadcasting port 4 is arranged on one side of the front face of the iris recognizer main body 5, the broadcasting port 4 is used for prompting a recognition result, fixing frames 2 are arranged on two sides of the top end of the iris recognizer main body 5, an iris recognition card reader 3 is arranged on the inner side of each fixing frame 2, the iris recognition card reader 3 is of an HOGC/HOC-HM601D model, a camera 6 is arranged in the middle of the front face of the iris recognition card reader 3, the camera 6 is used for taking pictures of iris images, a limiting head hoop 1 is arranged above each fixing frame 2, the limiting head hoop 1 is used for limiting the position of the head, a camera module 13 is arranged in the middle of the interior of the iris recognition card reader 3, an image preprocessing module 7 is arranged on one side of the interior of the iris recognition card reader 3, and the image preprocessing module 7 is used for processing the, an iris positioning module 8, an iris image normalization module 9 and an image enhancement module 10 are arranged in the image preprocessing module 7, the iris positioning module 8, the iris image normalization module 9 and the image enhancement module 10 are used for determining the positions of an inner circle, an outer circle and a secondary curve in an image for the iris image, wherein the inner circle is the boundary between the iris and a pupil, the outer circle is the boundary between the iris and a sclera, the secondary curve is the boundary between the iris and upper and lower eyelids, the size of the iris in the image is adjusted to a fixed size set by an identification system, brightness, contrast, smoothness and the like are processed aiming at the normalized image, the identification rate of iris information in the image is improved, an image feature extraction module 14 is arranged on the other side in the image preprocessing module 7, the image feature extraction module 14 is used for extracting image features, a voice prompt module 11 is arranged on one side in the iris recognizer main body 5, a characteristic matching module 16 is arranged at the other side of the interior of the iris recognizer main body 5, the characteristic matching module 16 is used for comparing the extracted image with a database image, a data storage module 12 is arranged at the bottom end of the interior of the iris recognizer main body 5, the data storage module 12 is used for storing a data image, a fixing pin 15 is arranged at the back side of the iris recognizer main body 5, the fixing pin 15 is convenient for the installation and the disassembly of the iris recognizer main body 5, the output end of the camera module 13 is electrically connected with the input end of the image preprocessing module 7, the output end of the image preprocessing module 7 is electrically connected with the input end of the image feature extraction module 14, the output end of the image feature extraction module 14 is electrically connected with the input end of the feature matching module 16, the output end of the feature matching module 16 is electrically connected with the input end of the data storage module 12, and the output end of the feature matching module 16 is electrically connected with the input end of the voice prompt module 11.
Further, the iris recognizer main body 5 is installed on the wall body through the fixing pins 15, and the number of the fixing pins 15 is four, so that the iris recognizer main body 5 is conveniently installed and fixed on the wall body through the fixing pins 15.
Further, the top of mount 2 and iris recognition ware main part 5 sets up to a body structure, and iris recognition card reader 3 installs in the inboard of mount 2 through inlaying the mode, makes things convenient for the installation of iris recognition ware main part 5 to fix through mount 2.
Further, spacing head hoop 1 passes through the hinge rotation with mount 2 and is connected, and spacing head hoop 1 sets up to plastic construction, conveniently carries on spacingly to discernment personnel's head through spacing head hoop 1.
Further, the camera 6 is installed opposite to the camera module 13, an on-off button is installed at the position below the camera 6, and the camera 6 is controlled to be turned on or off conveniently through the on-off button.
Further, the broadcast port 4 is located at the voice prompt module 11, and the voice prompt module 11 is located at one side of the inner cavity of the iris recognizer main body 5, so that voice prompt is conveniently carried out on the recognition result through the broadcast port 4.
The working principle is as follows: when the equipment is used, the iris recognizer main body 5 is fixed on a wall body through a fixing pin 15, the head position of a recognized person is positioned through a limiting head hoop 1, the iris of a human eye is photographed through a camera 6, the photographed image is conveyed into an image preprocessing module 7 through a camera module 13, the image is processed through an iris positioning module 8, an iris image normalization module 9 and an image enhancement module 10 on the image preprocessing module 7, the positions of an inner circle, an outer circle and a secondary curve in the image are determined, wherein the inner circle is the boundary between the iris and the pupil, the outer circle is the boundary between the iris and a sclera, the secondary curve is the boundary between the iris and upper and lower eyelids, the size of the iris in the image is adjusted to the fixed size set by a recognition system, the normalized image is processed by brightness, contrast, smoothness and the like, and the recognition rate of iris information in the image is improved, then, the image feature extraction module 14 adopts a specific algorithm to extract feature points required by iris recognition from the iris image, codes the feature points, then the feature matching module 16 matches the feature codes obtained by feature extraction with the iris image feature codes in the database one by one, and judges whether the feature points are the same iris, thereby achieving the purpose of identity recognition, and then the voice prompt module 11 carries out voice prompt on the judgment result.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. A novel iris recognition internal component comprises an iris recognizer main body (5), and is characterized in that: a broadcast port (4) is arranged on one side of the front of the iris recognizer main body (5), a fixing frame (2) is installed on two sides of the top end of the iris recognizer main body (5), an iris recognition card reader (3) is installed on the inner side of the fixing frame (2), a camera (6) is installed in the middle of the front of the iris recognition card reader (3), a limiting head hoop (1) is installed above the fixing frame (2), a camera module (13) is installed in the middle of the interior of the iris recognition card reader (3), an image preprocessing module (7) is installed on one side of the interior of the iris recognition card reader (3), an iris positioning module (8), an iris image normalization module (9) and an image enhancement module (10) are installed in the image preprocessing module (7), and an image characteristic extraction module (14) is installed on the other side of the interior of the image preprocessing module (7), a voice prompt module (11) is arranged at one side inside the iris recognizer main body (5), a characteristic matching module (16) is arranged on the other side inside the iris recognizer main body (5), a data storage module (12) is arranged at the bottom end inside the iris recognizer main body (5), a fixed pin (15) is arranged on the back side of the iris recognizer main body (5), the output end of the camera module (13) is electrically connected with the input end of the image preprocessing module (7), the output end of the image preprocessing module (7) is electrically connected with the input end of the image characteristic extraction module (14), the output end of the image characteristic extraction module (14) is electrically connected with the input end of the characteristic matching module (16), the output end of the characteristic matching module (16) is electrically connected with the input end of the data storage module (12), the output end of the characteristic matching module (16) is electrically connected with the input end of the voice prompt module (11).
2. The novel iris recognition inner assembly of claim 1, wherein: the iris recognizer main body (5) is installed on a wall body through fixing pins (15), and the number of the fixing pins (15) is four.
3. The novel iris recognition inner assembly of claim 1, wherein: the fixing frame (2) and the top end of the iris recognizer main body (5) are arranged into an integral structure, and the iris recognition card reader (3) is installed on the inner side of the fixing frame (2) in an embedding mode.
4. The novel iris recognition inner assembly of claim 1, wherein: the limiting head band (1) is rotatably connected with the fixing frame (2) through a hinge, and the limiting head band (1) is of a plastic structure.
5. The novel iris recognition inner assembly of claim 1, wherein: the camera (6) and the camera module (13) are installed just right, and an on-off button is installed at the position below the camera (6).
6. The novel iris recognition inner assembly of claim 1, wherein: the broadcasting port (4) is located at the voice prompt module (11), and the voice prompt module (11) is located on one side of the inner cavity of the iris recognizer main body (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920572168.8U CN210038893U (en) | 2019-04-24 | 2019-04-24 | Novel iris discernment internal component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920572168.8U CN210038893U (en) | 2019-04-24 | 2019-04-24 | Novel iris discernment internal component |
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| CN210038893U true CN210038893U (en) | 2020-02-07 |
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| CN201920572168.8U Active CN210038893U (en) | 2019-04-24 | 2019-04-24 | Novel iris discernment internal component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562136A (en) * | 2020-12-23 | 2021-03-26 | 厦门市晗正电子有限公司 | Intelligent lock with iris recognition function and recognition method thereof |
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- 2019-04-24 CN CN201920572168.8U patent/CN210038893U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112562136A (en) * | 2020-12-23 | 2021-03-26 | 厦门市晗正电子有限公司 | Intelligent lock with iris recognition function and recognition method thereof |
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