CN201438308U - Fingerprint identification device with human face identification function - Google Patents
Fingerprint identification device with human face identification function Download PDFInfo
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- CN201438308U CN201438308U CN2009203071906U CN200920307190U CN201438308U CN 201438308 U CN201438308 U CN 201438308U CN 2009203071906 U CN2009203071906 U CN 2009203071906U CN 200920307190 U CN200920307190 U CN 200920307190U CN 201438308 U CN201438308 U CN 201438308U
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Abstract
The utility model discloses a fingerprint identification device with the human face identification function, which includes a fingerprint acquisition system, a human face image acquisition system, and a human face and fingerprint identification arithmetic system connected with the fingerprint acquisition system and the human face image acquisition system, wherein the human face image acquisition system includes an auxiliary light source and an electronic image acquisition device, and the human face image acquisition system is equipped with a dynamic-adjusting supplementary lighting circuit which can control and adjust the intensity of the auxiliary light source according to the environmental light intensity. The utility model can greatly improve the quality of human face images, and improves the image acquisition speed.
Description
Technical field
The utility model relates to field of biological recognition, relates in particular to a kind of fingerprint identification device with face identification functions.
Background technology
Along with the continuous development of science and technology, people are also more and more higher to the requirement of safety precaution, and simultaneously, national relevant laws and regulations also require with the mode that precaution by persons, equipment and techniques the combines prevention work that tightens security.Under such background, the facial image recognition technology also in national security, military security and public security, the administration of justice, civil administration, finance, civil aviaton, customs, border, port, insurance and field practical application row such as civilian arrived application.As deploy to ensure effective monitoring and control of illegal activities holder's the authentication of monitoring, prison monitoring, judicial authentication, civil aviaton's safety check, entry and exit of the port control, customs's authentication, bank's authentication, smart identity cards, intelligent entrance guard, intelligent video monitoring, intelligent access and exit control, the checking of driver's driving license, all kinds of bank card, fiscard, credit card, deposit card of: public security, social insurance authentication etc.
Facial image is used for identity and differentiates to have following advantage: at first, it be a kind of high ubiquity, can contactless collection the important biomolecule feature.Along with the widespread use that network technology and table are gone up video, image capture device is becoming the standard peripherals of personal computer, no matter is static facial image, or dynamic people's face sequence, and its collection is all convenient unusually; And the condition that the contactless collection of facial image is provided convenience for special applications such as security protections undoubtedly.Secondly, facial image is a pattern the most general in the human vision, and the visual information that is reflected has important function and significance in person to person's interchange and contacts.People in daily life, the maximum of the human around the identification are facial images, thereby facial image identification is the easiest a kind of received identity identifying method.Yet, be subjected to the variable effect of extraneous light, skin color, facial hair, hair style, glasses, expression and attitude, large percentage is judged and is refused to declare in simple facial image identification by accident, as two kinds of main biological identification technologies, all difficult high level need that satisfies the client of the machine of simple fingerprint or simple facial image identification.Thereby the combined equipment of multiple-authentication mode that integrates technology such as facial image identification, fingerprint image identification more and more is subjected to people's attention.
In man face image acquiring system, light is the key factor that influences discrimination, since with traditional visible light as light source, then when extraneous light is more weak, need to improve the time shutter, and images acquired is slow, and occurs problems such as picture quality is not good easily, therefore, in the prior art, the light source that is used for man face image acquiring system mostly is simple light source, as infrared ray, ultraviolet ray, and abandons visible light, yet in indoor environment, simple light source is with respect to other light sources, and its content is lower, also is difficult to the image effect that reaches satisfied.
The utility model content
Technical problem to be solved in the utility model is: a kind of fingerprint identification device with face identification functions is provided, and this device can improve quality of human face image greatly and improve the picking rate of image.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of fingerprint identification device with face identification functions, the people's face fingerprint recognition arithmetic system that includes fingerprint acquisition system, man face image acquiring system and link to each other with above-mentioned each system, and described man face image acquiring system includes a secondary light source and electronic image acquisition means, and described man face image acquiring system is provided with a dynamic adjustments light filling circuit according to the described secondary light source intensity of ambient light intensity regulating and controlling.
The beneficial effects of the utility model are:
Embodiment of the present utility model is by being provided with a dynamic adjustments light filling circuit in man face image acquiring system, thereby improved picture quality and image acquisition speed greatly.
Below in conjunction with accompanying drawing the utility model is described in further detail.
Description of drawings
Fig. 1 is the composition structural drawing of the embodiment of the fingerprint identification device with face identification functions that provides of the utility model.
Fig. 2 is the appearance assumption diagram of the embodiment of the fingerprint identification device with face identification functions that provides of the utility model.
Embodiment
Describe an embodiment of the fingerprint identification device that the utility model provides in detail with face identification functions below with reference to Fig. 1 and Fig. 2.
As shown in the figure, present embodiment mainly includes a kind of fingerprint identification device with face identification functions, the people's face fingerprint recognition arithmetic system 3 that includes fingerprint acquisition system 1, man face image acquiring system 2 and link to each other with above-mentioned each system, man face image acquiring system 2 includes a secondary light source 21 and electronic image acquisition means 22, in addition, man face image acquiring system 2 is provided with a dynamic adjustments light filling circuit 23 according to ambient light intensity regulating and controlling secondary light source 21 intensity, reaches data communication interface 24.
During specific implementation, described electronic image acquisition means 22 includes optical lens 221, the cmos image sensor 222 that links to each other successively; And secondary light source 21 includes infrared LED array 211, reaches the PWM driving circuit 212 that links to each other with dynamic light filling regulating circuit 23 with infrared LED array 211, and wherein, what cmos image sensor 222 was gathered is coloured image.Dynamic adjustments light filling circuit 23 control cmos image sensors 222 are gathered the strength information of environment light source, and after according to default parameter the light-source brightness offset being calculated, control PWM driving circuit 212 output pwm signals carry out the luminous intensity light filling of pulse-length modulation control infrared LED array 211.This dynamic adjustments light filling circuit 23 can make the human body face light source that carries out facial image identification remain under the stable condition, the variation of minimizing system exposure parameter, make the exposure parameter relative fixed, thereby the raising system extract image several times, solved when extraneous light is more weak, need improve time shutter, images acquired slowly, problem such as picture quality is not good.Data communication interface 24 adopts USB interface; and secondary light source 22 adopts infrared or ultraviolet light source, and it plays the light filling effect, system's main outer boundary environment light source illumination; can effectively carry out recognition of face during the home light illumination, the client can be made as automatic mode and carry out light filling.
During specific implementation, what people's face fingerprint recognition arithmetic system 3 of present embodiment adopted is ARM arithmetic processor circuit, it is connected with the output of 2 road locking control signals, Wiegand26 output, alarm output device 4 etc., and adopts the master-slave mode based on dual-CPU architecture: host CPU is made of 32 624MHz ARM MIXBIO600 CPU; Constitute by 8 high speed MCU of AT89S52 from CPU, connect peripheral hardware 5 circuit such as liquid crystal display, 4x4 keyboard, real-time clock respectively from CPU, to read user's keyboard operation data, real-time clock data and to transmit the information that will show etc., and as the subcontrol of system, when host CPU breaks down cisco unity malfunction, from CPU still may command people face fingerprint image identification arithmetic element carry out necessary work, thereby improved the reliability of system.
During specific implementation, be equipped with high diffuser panel before the infrared LED array 211, under the diffuser panel effect, form even planar light source, during installation, the projecting direction of optical lens 221 and secondary light source 21 becomes 32 ° of angles with human body, adjustment by setting height(from bottom), make when personnel normally make this system, secondary light source 21 has a certain degree with face's planar shaped of people, has effectively solved owing to personnel's lens surface of wearing glasses causes that perpendicular to secondary light source 21 reflection ray of lens surface is strong excessively, topography's supersaturation and cause cmos image sensor 222 to gather problem less than effective eye image etc.
In addition, present embodiment also includes combined type narrow band pass filter 223 and the optical filter mobile device 224 that links to each other with optical filter 223, optical filter 223 can comprise infrared fileter and visible filter, can be arranged on cmos image sensor 222 rears or is embedded in the optical lens 221.
During specific implementation, optical filter mobile device 224 can specifically include: the field coil, coil input lead and the coil voltage control circuit (not shown) that wrap optical filter 223.Described coil voltage control circuit is the voltage of described coil input opposed polarity by described coil input lead, is that the power of the magnet generation different directions in the described field coil makes optical filter move to different directions; During specific implementation, described optical filter mobile device 224 can be provided with two critical gain values, it judges that according to the self-regulating yield value of system system works is in daytime or night mode, and corresponding above-mentioned mode of operation mobile spectral filter in a different manner, can finish the switching between black and white man face image acquiring pattern and the photochrome drainage pattern rapidly and realize the picture login and facial image identification dual operation.For environment light source variation environment greatly, adopt special filter plate to be optimized, reduce the influence of environment light source to system; And change the circlet border for environment light source, and then optical filter can be removed, directly adopt the comparison of visible light light filling.
During specific implementation, the identification of the fingerprint image of present embodiment, two kinds of checkings of facial image identification array mode can combination in any be worked or work independently simultaneously.
The above is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also are considered as protection domain of the present utility model.
Claims (8)
1. fingerprint identification device with face identification functions, the people's face fingerprint recognition arithmetic system that includes fingerprint acquisition system, man face image acquiring system and link to each other with above-mentioned each system, and described man face image acquiring system includes a secondary light source and electronic image acquisition means, it is characterized in that: described man face image acquiring system is provided with a dynamic adjustments light filling circuit according to the described secondary light source intensity of ambient light intensity regulating and controlling.
2. the fingerprint identification device with face identification functions as claimed in claim 1 is characterized in that, described people's face fingerprint recognition arithmetic system adopts the ARM arithmetic processor.
3. the fingerprint identification device with face identification functions as claimed in claim 2 is characterized in that, described electronic image acquisition means includes continuous successively optical lens, cmos image sensor, reaches data communication interface; Described secondary light source includes infrared LED array, reaches the PWM driving circuit that links to each other with dynamic light filling regulating circuit with described infrared LED array.
4. the fingerprint identification device with face identification functions as claimed in claim 3 is characterized in that, the projecting direction of described optical lens and secondary light source becomes 32 ° of angles with human body.
5. the fingerprint identification device with face identification functions as claimed in claim 3, it is characterized in that, this device also includes combined type narrow band pass filter and the optical filter mobile device that links to each other with described optical filter, and described optical filter is arranged on described cmos image sensor rear or is embedded in the described optical lens.
6. the fingerprint identification device with face identification functions as claimed in claim 5 is characterized in that, described optical filter mobile device includes field coil, coil input lead and the coil voltage control circuit that wraps optical filter.
7. the fingerprint identification device with face identification functions as claimed in claim 2 is characterized in that, the output terminal of described people's face fingerprint recognition arithmetic element is connected with 2 tunnel lock control output units.
8. the fingerprint identification device with face identification functions as claimed in claim 3 is characterized in that, described data communication interface is a USB interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203071906U CN201438308U (en) | 2009-07-31 | 2009-07-31 | Fingerprint identification device with human face identification function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203071906U CN201438308U (en) | 2009-07-31 | 2009-07-31 | Fingerprint identification device with human face identification function |
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| CN201438308U true CN201438308U (en) | 2010-04-14 |
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| CN2009203071906U Expired - Fee Related CN201438308U (en) | 2009-07-31 | 2009-07-31 | Fingerprint identification device with human face identification function |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097611A (en) * | 2014-07-30 | 2014-10-15 | 中山艺展装饰工程有限公司 | Automobile anti-theft system based on human face identification technology multi-identity authentication |
| CN104267635A (en) * | 2014-09-09 | 2015-01-07 | 南通北城科技创业管理有限公司 | House door lock control monitoring system with light control function |
| CN104281799A (en) * | 2013-07-09 | 2015-01-14 | 宏达国际电子股份有限公司 | Electronic device selectively enabling a facial unlock function and method thereof |
| CN105488884A (en) * | 2015-12-21 | 2016-04-13 | 无锡信大气象传感网科技有限公司 | Access control system control method based on human face recognition |
| CN105516593A (en) * | 2015-12-17 | 2016-04-20 | 上海斐讯数据通信技术有限公司 | Shooting apparatus and shooting light supplement adjustment method and system therefor |
| CN106237515A (en) * | 2016-08-30 | 2016-12-21 | 上海交通大学 | Facial self adaptation stimulating system based on user behavior feedback and method |
| CN106407950A (en) * | 2016-09-30 | 2017-02-15 | 维沃移动通信有限公司 | Facial information identification method and mobile terminal |
| CN106557762A (en) * | 2016-12-13 | 2017-04-05 | 天津灵隆科技有限公司 | A kind of personal identification device with recognition of face and fingerprint identification function |
| CN107016324A (en) * | 2016-01-28 | 2017-08-04 | 厦门中控生物识别信息技术有限公司 | A kind of fingerprint image processing method and fingerprint detection equipment |
| CN107145886A (en) * | 2017-05-03 | 2017-09-08 | 广东欧珀移动通信有限公司 | Optical ftngetpnnt acquisidon method and Related product |
| CN107220592A (en) * | 2017-05-03 | 2017-09-29 | 广东欧珀移动通信有限公司 | A kind of optical ftngetpnnt acquisidon method and Related product |
-
2009
- 2009-07-31 CN CN2009203071906U patent/CN201438308U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104281799A (en) * | 2013-07-09 | 2015-01-14 | 宏达国际电子股份有限公司 | Electronic device selectively enabling a facial unlock function and method thereof |
| CN104097611A (en) * | 2014-07-30 | 2014-10-15 | 中山艺展装饰工程有限公司 | Automobile anti-theft system based on human face identification technology multi-identity authentication |
| CN104267635A (en) * | 2014-09-09 | 2015-01-07 | 南通北城科技创业管理有限公司 | House door lock control monitoring system with light control function |
| CN105516593A (en) * | 2015-12-17 | 2016-04-20 | 上海斐讯数据通信技术有限公司 | Shooting apparatus and shooting light supplement adjustment method and system therefor |
| CN105488884A (en) * | 2015-12-21 | 2016-04-13 | 无锡信大气象传感网科技有限公司 | Access control system control method based on human face recognition |
| CN107016324A (en) * | 2016-01-28 | 2017-08-04 | 厦门中控生物识别信息技术有限公司 | A kind of fingerprint image processing method and fingerprint detection equipment |
| CN107016324B (en) * | 2016-01-28 | 2020-03-20 | 厦门中控智慧信息技术有限公司 | Fingerprint image processing method and fingerprint detection equipment |
| CN106237515A (en) * | 2016-08-30 | 2016-12-21 | 上海交通大学 | Facial self adaptation stimulating system based on user behavior feedback and method |
| CN106407950A (en) * | 2016-09-30 | 2017-02-15 | 维沃移动通信有限公司 | Facial information identification method and mobile terminal |
| CN106557762A (en) * | 2016-12-13 | 2017-04-05 | 天津灵隆科技有限公司 | A kind of personal identification device with recognition of face and fingerprint identification function |
| CN107145886A (en) * | 2017-05-03 | 2017-09-08 | 广东欧珀移动通信有限公司 | Optical ftngetpnnt acquisidon method and Related product |
| CN107220592A (en) * | 2017-05-03 | 2017-09-29 | 广东欧珀移动通信有限公司 | A kind of optical ftngetpnnt acquisidon method and Related product |
| CN107145886B (en) * | 2017-05-03 | 2020-01-14 | Oppo广东移动通信有限公司 | Optical fingerprint acquisition method and related product |
| US10963660B2 (en) | 2017-05-03 | 2021-03-30 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for fingerprint collection and related products |
| US10963661B2 (en) | 2017-05-03 | 2021-03-30 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Method for optical fingerprint collection and related products |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN SUPCON ELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHENZHEN ZHONGKONG BIOMETRICS TECHNOLOGY CO., LTD. Effective date: 20110408 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 518000 ZHONGKONG BUILDING, NORTH OF WUHE AVENUE, HUAWEI BASE, BANTIAN, LONGGANG DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE TO: 523728 NO. 26, GONGYE AVENUE, 188, PINGSHAN, TANGXIA TOWN, DONGGUAN CITY, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110408 Address after: 26 No. 523728 Guangdong province Dongguan city Tangxia town Pingshan Industrial Avenue 188 Patentee after: Dongguan ZK Electronic Technology Co., Ltd. Address before: 518000 north central building, five North Road, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong Patentee before: Shenzhen Zhongkong Biometrics Technology Co., Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 26 No. 523710 Guangdong province Dongguan city Tangxia town Pingshan Industrial Avenue 188 Patentee after: Central Intelligence Polytron Technologies Inc Address before: 26 No. 523728 Guangdong province Dongguan city Tangxia town Pingshan Industrial Avenue 188 Patentee before: Dongguan ZK Electronic Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100414 Termination date: 20180731 |