CN105320941A - Biometric identification apparatus based on fusion of iris and human face and biometric identification method using apparatus - Google Patents
Biometric identification apparatus based on fusion of iris and human face and biometric identification method using apparatus Download PDFInfo
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- CN105320941A CN105320941A CN201510685591.5A CN201510685591A CN105320941A CN 105320941 A CN105320941 A CN 105320941A CN 201510685591 A CN201510685591 A CN 201510685591A CN 105320941 A CN105320941 A CN 105320941A
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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
- G06V40/18—Eye characteristics, e.g. of the iris
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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
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
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Abstract
The present invention discloses a biometric identification apparatus based on fusion of an iris and a human face. The apparatus comprises a housing with an infrared filter plate arranged on a front panel, wherein a central processing unit, a light source unit, a human face collector located behind glass and an iris collector located behind the inside plate surface of a half-transparent and half-reflecting mirror are arranged in the housing; the iris collector is erected in the housing by a rotary holder; and the human face collector, the light source unit, the iris collector and the rotary holder are electrically connected to the central processing unit. The biometric identification apparatus based on the fusion of the iris and the human face, disclosed by the present invention, effectively solves the problems that one specific biometric feature is identified by using a present biometric identification apparatus, so that the application scope is limited, adaptive changes cannot be made according to different human races, the friendliness of iris collection is poor and the like; and meanwhile, the biometric identification apparatus can locate human eyes by using an image of the human face collector, so that the iris collector can actively adapt to a human eye position, the identification efficiency is improved, and user experience is enhanced.
Description
Technical field
The present invention relates to a kind of biological identification device, particularly a kind of biological identification device based on iris and face fusion and utilize this device to carry out the method for bio-identification.
Background technology
At present, biological identification technology is stepping into the epoch of large-scale application gradually, and in all biological identification technologies, face and iris recognition be contactless collection, identification, and safety is clean, avoids the propagation of germ.But current most biological identification device only gathers specific a kind of biological characteristic and identifies, limits the range of application of device.Therefore, need the biological identification device of a kind of face and iris fusion to make up two kinds of biological identification devices defect separately, increase the range of application of device.
In addition, the iris color between different ethnic group differs greatly, and the light ethnic group such as westerner iris color is more shallow, and the coloured race such as Asians, African, iris color is comparatively dark, under infrared illumination, just must can photograph iris image clearly; Existing iris identification device does not all consider the problem of iris color difference between different ethnic group substantially, makes iris capturing discrimination low, and brings inconvenience to user.
Summary of the invention
First technical matters that the present invention will solve is to provide a kind of biological identification device based on iris and face fusion; The problems such as this device effectively solves current biological identification device and only identifies specific a kind of biological characteristic, and range of application is restricted, and cannot make adaptive change according to different ethnic group, iris capturing friendly difference; This device by the framing position of human eye of face collector, can make iris capturing device initiatively deacclimatize the position of human eye, improves recognition efficiency, enhance Consumer's Experience simultaneously.
Second technical matters that the present invention will solve is to provide a kind of method utilizing this biological identification device to carry out bio-identification; The method can identify for the biological characteristic of user's face and iris fusion simultaneously, the iris color solved between different ethnic group differs greatly, the problem that iris capturing discrimination is low, and utilize face collector to differentiate ethnic group, controlling iris capturing device coordinates Different Light unit to light illumination, expands the applicable crowd of device.
For solving above-mentioned first technical matters, the present invention adopts following technical proposals:
A kind of biological identification device based on iris and face fusion, described device comprises housing front panel being provided with infrared absorption filter tabula rasa, described infrared absorption filter tabula rasa offers the first breach, this first indentation, there is provided with semi-transparent semi-reflecting lens, the front panel of described housing is provided with the second breach, and this second indentation, there is provided with glass; Infrared absorption filter tabula rasa can by visible ray filtering, only allows the infrared light of specific band, improves the iris image quality gathered; Semi-transparent semi-reflecting lens is convenient to user and is observed position residing for eyes when registering, and finds center accurately rapidly.
Be provided with central processing unit, light source cell in described housing, be positioned at the face collector at described glass rear and be positioned at the iris capturing device at rear, described semi-transparent semi-reflecting lens interior plate face, described iris capturing device is erected in described housing by rotary head; Described light source cell comprises infrared light light source and visible light source;
Described face collector, light source cell, iris capturing device and rotary head are all electrically connected with described central processing unit.
The effect arranging infrared light light source and visible light source is, the yellow race, black race are coloured race, non-coloured race is the white race, coloured iris texture must could blur-free imaging when infrared light light source carries out light filling, and the iris of the white race gets final product blur-free imaging under visible light, but consider and used in title, the luminance brightness of varying environment is different, therefore add visible light source and carry out light filling, and then ensure that the iris of the white race all can blur-free imaging in various environment.
Further, described infrared absorption filter tabula rasa and described semi-transparent semi-reflecting lens are that center superposition is arranged.
Further, the interior plate face of described infrared absorption filter tabula rasa is parallel with the interior plate face of described front panel, and is parallel to the lens plane of iris capturing device.
Further, described glass is parallel with the lens plane of described face collector, and the surrounding of described face collector is evenly distributed with visible light source; Which ensure that the iris of the white race all can blur-free imaging in various environment.
Further, be respectively equipped with in the left and right sides of described iris capturing device the light source cell be arranged symmetrically, the infrared light light source in described light source cell and visible light source are in intersecting setting of evenly arranging.
For solving above-mentioned second technical matters, the present invention adopts following technical proposals:
Utilize the above-mentioned biological identification device based on iris and face fusion to carry out a method for bio-identification, the method comprises:
S1, face collector obtain the facial image information of user, and facial image information is delivered to central processing unit by video signal cable by face collector;
S2, central processing unit, based on ethnic group face picture library, judge the ethnic group belonging to face-image of described user, if when user is coloured race, and the infrared light light source igniting in light source cell; If when user is non-coloured race, the infrared light light source in light source cell is not lighted;
S3, the central processing unit facial image information to user is analyzed, and obtains the eye position of user;
S4, described central processing unit, based on the eye position of user obtained, control rotary head and turn to and can allow the position of iris capturing device collection user iris, and utilize iris capturing device to obtain the iris image information of user;
Iris image information is delivered to central processing unit by video signal cable by S5, iris capturing device; Central processing unit, based on the iris templates of pre-stored and face template, carries out the one in user's iris recognition, recognition of face or two kinds of living things feature recognitions;
If S6 living things feature recognition success, then bio-identification has terminated; If living things feature recognition is unsuccessful, then repeat step S1 to S6.
Further, described coloured race is the yellow race or black race.
Further, in described step S2, if when user is non-coloured race, the visible light source in light source cell is lighted.
Further, described non-coloured race is the white race.
Further, described step S6 comprises further, if continuous three identifications of living things feature recognition are unsuccessful, then biological identification device enters holding state.
Further, described iris capturing device gathers the iris of both eyes image information of user.
The present invention compared with prior art, has following actively useful effect:
1, the present invention utilizes iris capturing device and face collector can gather iris and the facial image of user simultaneously, can identify, expanded the scope of application of device to two kinds of biological characteristics.
2, the present invention can identify for the biological characteristic of user's face and iris fusion simultaneously, the iris color solved between different ethnic group differs greatly, the problem that iris capturing discrimination is low, and utilize face collector to differentiate ethnic group, controlling iris capturing device coordinates Different Light unit to light illumination, expands the applicable crowd of device.
3, the present invention by the framing position of human eye of face collector, can also make iris capturing device initiatively deacclimatize the position of human eye, improves recognition efficiency, enhance Consumer's Experience.
4, the present invention can according to the requirement of specific environment and security in the operation of reality, specifically select that iris recognition is verified, recognition of face checking or both be all verified and just think to identify successfully, as there being the user of disease for eye, its identity can be verified with recognition of face, for the user that hour of log-on is long, useful iris recognition verifies its identity, for the occasion that security requirement is higher, two kinds of bio-identification can be used to carry out identity verification simultaneously.
Accompanying drawing explanation
Fig. 1 is external structure schematic diagram of the present invention.
Fig. 2 is one of inner structure schematic diagram of the present invention.
Fig. 3 is inner structure schematic diagram two of the present invention.
Fig. 4 is the method flow diagram utilizing the biological identification device in the present invention to carry out bio-identification.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As shown in Figures 1 to 4, a kind of biological identification device based on iris and face fusion, described device comprises the housing 1 front panel 11 being provided with infrared absorption filter tabula rasa 2, described infrared absorption filter tabula rasa 2 offers the first breach, this first indentation, there is provided with semi-transparent semi-reflecting lens 3, and described infrared absorption filter tabula rasa 2 is arranged in center superposition with described semi-transparent semi-reflecting lens 3; The front panel 11 of described housing 1 is provided with the second breach, and this second indentation, there is provided with organic glass 4;
Be provided with central processing unit 5, light source cell 6 in described housing 1, be positioned at the face collector 7 at described organic glass 4 rear and be positioned at the iris capturing device 8 at rear, described semi-transparent semi-reflecting lens 3 interior plate face, described iris capturing device 8 is located in described housing 1 by rotary head frame 9; Described light source cell 6 is erected on rotary head 9, and the left and right sides of described iris capturing device 8 is provided with light source cell 6 respectively, described light source cell 6 comprises infrared light light source 61 and visible light source 62, and infrared light light source 61 in light source cell 6 and visible light source 62 are in intersecting setting of evenly arranging; Described face collector 7, light source cell 6, iris capturing device 8 and rotary head 9 are all electrically connected with described central processing unit 5.
Further, the interior plate face of described infrared absorption filter tabula rasa 2 is parallel with the interior plate face of described front panel 11, and is parallel to the lens plane of iris capturing device 8.Described organic glass 4 is parallel with the lens plane of described face collector 7, and the surrounding of described face collector 7 is also evenly distributed with visible light source 62, which ensure that non-coloured iris all can blur-free imaging in various environment.
Utilize above-mentioned biological identification device to carry out a method for bio-identification, the method comprises the steps:
S1, in use, as long as user is in the operating distance interior (i.e. 20cm-50cm) of this recognition device, face collector 7 can start the facial image information obtaining user, and user's facial image information is delivered to central processing unit 5 by video signal cable by face collector 7;
S2, central processing unit 5 are based on ethnic group face picture library, and judge the ethnic group belonging to face-image of described user, described coloured race is the yellow race or black race, and non-coloured race is the white race; If when user is coloured race, the infrared light light source 61 in light source cell 6 is lighted, if when user is non-coloured race, the infrared light light source 61 in light source cell 6 is not lighted, and the visible light source 62 in light source cell 6 is lighted.
S3, the facial image information of central processing unit 5 to obtained user are analyzed, and obtain the eye position of user;
S4, described central processing unit 5 are based on the eye position of the user obtained, control rotary head 9 and turn to the position that iris capturing device 8 can be allowed to gather user's iris, make iris capturing device 8 aim at the iris of user, and utilize iris capturing device 8 to obtain the iris image information of user;
After S5, iris capturing complete, iris image is delivered to central processing unit 5 by video signal cable by iris capturing device 8; Central processing unit 5, based on the iris templates of pre-stored and face template, carries out the one in user's iris recognition, recognition of face or two kinds of living things feature recognitions;
If S6 living things feature recognition success, then bio-identification has terminated; If living things feature recognition is unsuccessful, then repeat step S1 to S6; If continuous three identifications of living things feature recognition are unsuccessful, then biological identification device enters holding state.
The present invention can according to the requirement of specific environment and security in the operation of reality, specifically select that iris recognition is verified, recognition of face checking or both be all verified and just think to identify successfully, as there being the user of disease for eye, its identity can be verified with recognition of face, for the user that hour of log-on is long, useful iris recognition verifies its identity, for the occasion that security requirement is higher, two kinds of bio-identification can be used to carry out identity verification simultaneously.
The word in description orientation adopted herein " on ", D score, "left", "right" etc. are all convenience in order to illustrate based on the orientation in accompanying drawing shown in drawing, in actual device, these orientation may be different due to the disposing way of device.
In sum, embodiment of the present invention only provides a kind of embodiment of the best, technology contents of the present invention and technical characterstic disclose as above, but the personage being familiar with the technology still may do the various replacement and the modification that do not deviate from creation spirit of the present invention based on disclosed content; Therefore, protection scope of the present invention is not limited to the technology contents that embodiment discloses, therefore all equivalence changes done according to shape of the present invention, structure and principle, be all encompassed in protection scope of the present invention.
Claims (10)
1. the biological identification device based on iris and face fusion, it is characterized in that, described device comprises housing front panel being provided with infrared absorption filter tabula rasa, described infrared absorption filter tabula rasa offers the first breach, this first indentation, there is provided with semi-transparent semi-reflecting lens, the front panel of described housing is provided with the second breach, and this second indentation, there is provided with glass;
Be provided with central processing unit, light source cell in described housing, be positioned at the face collector at described glass rear and be positioned at the iris capturing device at rear, described semi-transparent semi-reflecting lens interior plate face, described iris capturing device is erected in described housing by rotary head; Described light source cell comprises infrared light light source and visible light source;
Described face collector, light source cell, iris capturing device and rotary head are all electrically connected with described central processing unit.
2. a kind of biological identification device based on iris and face fusion according to claim 1, it is characterized in that, described infrared absorption filter tabula rasa and described semi-transparent semi-reflecting lens are that center superposition is arranged.
3. a kind of biological identification device based on iris and face fusion according to claim 1, it is characterized in that, the interior plate face of described infrared absorption filter tabula rasa is parallel with the interior plate face of described front panel, and is parallel to the lens plane of iris capturing device.
4. a kind of biological identification device based on iris and face fusion according to claim 1, it is characterized in that, described glass is parallel with the lens plane of described face collector, and the surrounding of described face collector is evenly distributed with visible light source.
5. a kind of biological identification device based on iris and face fusion according to claim 1, it is characterized in that, be respectively equipped with in the left and right sides of described iris capturing device the light source cell be arranged symmetrically, the infrared light light source in described light source cell and visible light source are in intersecting setting of evenly arranging.
6. utilize the biological identification device based on iris and face fusion as described in claim arbitrary in the claims 1 to 5 to carry out a method for bio-identification, it is characterized in that, the method comprises:
S1, face collector obtain the facial image information of user;
S2, central processing unit, based on ethnic group face picture library, judge the ethnic group belonging to face-image of described user, if when user is coloured race, and the infrared light light source igniting in light source cell; If when user is non-coloured race, the infrared light light source in light source cell is not lighted;
S3, the central processing unit facial image information to user is analyzed, and obtains the eye position of user;
S4, described central processing unit, based on the eye position of user obtained, control rotary head and turn to and can allow the position of iris capturing device collection user iris, and utilize iris capturing device to obtain the iris image information of user;
S5, central processing unit, based on the iris templates of pre-stored and face template, carry out the one in user's iris recognition, recognition of face or two kinds of living things feature recognitions;
If S6 living things feature recognition success, then bio-identification has terminated; If living things feature recognition is unsuccessful, then repeat step S1 to S6.
7. the method for bio-identification according to claim 6, is characterized in that, described coloured race is the yellow race or black race.
8. the method for bio-identification according to claim 6, is characterized in that, in described step S2, if when user is non-coloured race, the visible light source in light source cell is lighted.
9. the method for bio-identification according to claim 8, is characterized in that, described non-coloured race is the white race.
10. the method for bio-identification according to claim 6, is characterized in that, described step S6 comprises further, if continuous three identifications of living things feature recognition are unsuccessful, then biological identification device enters holding state.
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Cited By (9)
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| CN106557738A (en) * | 2016-09-27 | 2017-04-05 | 北京无线电计量测试研究所 | A kind of long-distance iris identification device |
| CN106570469A (en) * | 2016-11-01 | 2017-04-19 | 北京无线电计量测试研究所 | Self-service type binocular iris registration method and iris registration device based on method |
| CN107358159A (en) * | 2017-06-08 | 2017-11-17 | 广东欧珀移动通信有限公司 | Control method and device, the terminal and computer-readable recording medium of terminal |
| CN107463882A (en) * | 2017-07-18 | 2017-12-12 | 广东欧珀移动通信有限公司 | Mode treatment method and Related product |
| CN107944328A (en) * | 2016-10-12 | 2018-04-20 | 甘肃农业大学 | A kind of biological information identification device and recognition methods |
| CN109190509A (en) * | 2018-08-13 | 2019-01-11 | 阿里巴巴集团控股有限公司 | A kind of personal identification method, device and computer readable storage medium |
| CN109522792A (en) * | 2018-10-09 | 2019-03-26 | 浙江吉利控股集团有限公司 | A kind of driving authentication system and method |
| CN111695476A (en) * | 2020-06-04 | 2020-09-22 | 烟台工程职业技术学院(烟台市技师学院) | Controllable biological information recognition device and system |
| CN113111788A (en) * | 2020-02-17 | 2021-07-13 | 天目爱视（北京）科技有限公司 | Iris 3D information acquisition equipment with adjusting device |
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| CN106557738A (en) * | 2016-09-27 | 2017-04-05 | 北京无线电计量测试研究所 | A kind of long-distance iris identification device |
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| CN107944328A (en) * | 2016-10-12 | 2018-04-20 | 甘肃农业大学 | A kind of biological information identification device and recognition methods |
| CN106570469A (en) * | 2016-11-01 | 2017-04-19 | 北京无线电计量测试研究所 | Self-service type binocular iris registration method and iris registration device based on method |
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| CN109522792A (en) * | 2018-10-09 | 2019-03-26 | 浙江吉利控股集团有限公司 | A kind of driving authentication system and method |
| CN113111788A (en) * | 2020-02-17 | 2021-07-13 | 天目爱视（北京）科技有限公司 | Iris 3D information acquisition equipment with adjusting device |
| CN113111788B (en) * | 2020-02-17 | 2023-09-19 | 天目爱视（北京）科技有限公司 | Iris 3D information acquisition equipment with adjusting device |
| CN111695476A (en) * | 2020-06-04 | 2020-09-22 | 烟台工程职业技术学院(烟台市技师学院) | Controllable biological information recognition device and system |
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