CN107016339A - Multizone collaboration identity corrector with information feedback function - Google Patents
Multizone collaboration identity corrector with information feedback function Download PDFInfo
- Publication number
- CN107016339A CN107016339A CN201710115805.4A CN201710115805A CN107016339A CN 107016339 A CN107016339 A CN 107016339A CN 201710115805 A CN201710115805 A CN 201710115805A CN 107016339 A CN107016339 A CN 107016339A
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- Prior art keywords
- circuit
- identity
- collaboration
- multizone
- information feedback
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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
-
- 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
- G06V40/166—Detection; Localisation; Normalisation using acquisition arrangements
-
- 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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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Ophthalmology & Optometry (AREA)
- Image Processing (AREA)
Abstract
Multizone collaboration identity corrector with information feedback function belongs to identity and checks and approves field, relates generally to the multizone collaboration identity corrector with information feedback function；The device includes face recognition module, iris recognition module, control output module；Wherein, face recognition module includes the first image acquisition circuit, the first image processing circuit；Iris recognition module includes the second image acquisition circuit, the second image processing circuit；Output module is controlled to include FPGA control sections, communicating circuit and DSP control sections；FPGA control sections include fpga chip and its first peripheral circuit being connected with fpga chip；DSP control sections include dsp chip and its second peripheral circuit being connected with dsp chip；Communicating circuit includes being sequentially connected the frame memory circuit connect, frame counting circuit and fifo memory circuit.Cost of the present invention is low, and device is simple, meets multizone collaboration identity and checks and approves, improves the success rate of identification, it is easy to accomplish.
Description
Technical field
The present invention relates to collaboration identity corrector, and in particular to the multizone collaboration identity core with information feedback function
Standard apparatus.
Background technology
With the progress and the development of society of science and technology so that people gradually start to abandon non intelligent identification method, and intelligence is known
Other device has obtained the accreditation of more and more people.Intelligent identification device in the market is mainly recognition of face mode, this
Untouchable Intelligent Recognition mode is quick and easy and be not required to very important person and passively coordinate be widely used with it.However, face is known
Other mode is due to the influence of some factors such as illumination, expression, angle, decoration, and deviation occurs in recognition result so that recognition result
It is inaccurate, it is impossible to meet the production requirement of people.
The content of the invention
In order to solve the above problems, the present invention discloses the multizone collaboration identity corrector with information feedback function,
Recognition effect is good, and recognition result preparation rate is high.
The object of the present invention is achieved like this：
Multizone collaboration identity corrector with information feedback function, including face recognition module, iris recognition mould
Block, control output module；Wherein, face recognition module and the output end and control output module input phase of iris recognition module
Connection；The face recognition module includes the first image acquisition circuit, the first image processing circuit being sequentially connected；The iris
Identification module includes the second image acquisition circuit, the second image processing circuit being sequentially connected；The control output module includes
FPGA control sections, communicating circuit and the DSP control sections being sequentially connected；The FPGA control sections include fpga chip and its
The first peripheral circuit being connected with fpga chip；The DSP control sections include dsp chip and its be connected with dsp chip the
Two peripheral circuits；The communicating circuit includes being sequentially connected the frame memory circuit connect, frame counting circuit and fifo memory circuit；Institute
Fifo memory circuit is stated using doubleclocking pulse, DSP carries data from FIFO memory by EDMA passages and stored to SDRAM
In device, EDMA is used to carry out carrying data, it is to avoid to the manual maintenance of data consistency, to reduce the complexity of exploitation.
The first image acquisition circuit includes image sensing cell, the AD collection lists being sequentially connected in the face recognition module
Member, Face datection unit；The sensor that image sensing cell is realized using CCD technologies realizes shooting, and image processing speed is set to
30 frames/second.The facial image of people is absorbed first by video camera DS-2CC572P-IR1 video cameras, and view data is transmitted
Give AD conversion unit, AD conversion unit is encoded, decoding, handled image is passed into Face datection unit after cataloged procedure,
The fogging image or bad environments detected when Face datection unit, when imaging effect is bad, Face datection unit feedback
Continue to catch image to image sensing cell, until image clearly；The Face datection unit uses I2C bus structures
Form.
The second image acquisition circuit includes the infrared light supply unit being sequentially connected and CMOS figures in the iris recognition module
As processing unit, when the iris poor TV signal that cmos image processing unit is received is clear, the continuation of infrared light supply unit is fed back to
Gather iris signal.
The infrared light supply unit includes 850nm infrared LED lamp and 940nm infrared LED lamp, two kinds of infrared light supply lists
First alternation under the useful signal of frame.
The first peripheral circuit includes the first power circuit, the first clock circuit, the first reset in the control output module
Circuit, USB interface circuit, first clock circuit select 50MHz clock frequency, are provided by active crystal oscillator；Filtered electrical
Capacitance 0.1uF；The USB interface circuit shows the image after processing by the circuit over the display, data signal FPGA
Signal is carried out by DA conversions by ADV7123 chips, the analog signal after conversion is acted on and gives VGA analog signals, image is realized
Display.
The second peripheral circuit includes second source circuit, second clock circuit, the second reset in the control output module
Circuit, EMIF interface circuits, memory circuitry, described second states clock circuit master chip CY22381, frequency 20MHz.
The dsp chip selects TMS320DM642, and fpga chip selects EP2C35F484C8, and setup time is not more than
100ms, the fpga chip EP2C35F484C8 have 4 phase-locked loop plls, are distributed four angles of chip, carry out synthesis chip
Different frequency clock and clock phase adjustment.
The present invention compared with prior art, has the advantages that：There is feedback of the information according to disclosed in this invention
The multizone collaboration identity corrector of function, with recognition of face and the double identifying systems of iris recognition, meets multizone collaboration
Identity is checked and approved, and improves the success rate of identification.And cost of the present invention is low, device is simple, to making the life better with important
Effect, it is easy to accomplish.
Brief description of the drawings
Fig. 1 is the knot of the multizone collaboration identity corrector according to an embodiment of the invention with information feedback function
Structure block diagram.
Embodiment
Multizone collaboration identity corrector with information feedback function, including face recognition module, iris recognition mould
Block, control output module；Wherein, wherein, the output end of face recognition module and iris recognition module and control output module are defeated
Enter end to be connected；The face recognition module includes the first image acquisition circuit, the first image processing circuit being sequentially connected；Institute
State the second image acquisition circuit, the second image processing circuit that iris recognition module includes being sequentially connected；The control output mould
Block includes FPGA control sections, communicating circuit and the DSP control sections being sequentially connected；The FPGA control sections include FPGA cores
Piece and its first peripheral circuit being connected with fpga chip；The DSP control sections include dsp chip and its with dsp chip phase
The second peripheral circuit even；The communicating circuit includes being sequentially connected the frame memory circuit connect, frame counting circuit and FIFO storages
Circuit；The fifo memory circuit uses doubleclocking pulse, DSP carried by EDMA passages from FIFO memory data to
In SDRAM memory, EDMA is used to carry out carrying data, it is to avoid to the manual maintenance of data consistency, to reduce exploitation
Complexity.
The first image acquisition circuit includes image sensing cell, the AD collection lists being sequentially connected in the face recognition module
Member, Face datection unit；The sensor that image sensing cell is realized using CCD technologies realizes shooting, and image processing speed is set to
30 frames/second.The facial image of people is absorbed first by video camera DS-2CC572P-IR1 video cameras, and view data is transmitted
Give AD conversion unit, AD conversion unit is encoded, decoding, handled image is passed into Face datection unit after cataloged procedure,
The fogging image or bad environments detected when Face datection unit, when imaging effect is bad, Face datection unit feedback
Continue to catch image to image sensing cell, until image clearly；The Face datection unit uses I2C bus structures
Form；The second image acquisition circuit is included at the infrared light supply unit that is sequentially connected and cmos image in the iris recognition module
Unit is managed, when the iris poor TV signal that cmos image processing unit is received is clear, infrared light supply unit is fed back to and continues to gather
Iris signal；The infrared light supply unit includes 850nm infrared LED lamp and 940nm infrared LED lamp, two kinds of infrared light supplies
Unit alternation under the useful signal of frame；In the control output module the first peripheral circuit include the first power circuit,
First clock circuit, the first reset circuit, USB interface circuit, first clock circuit select 50MHz clock frequency, lead to
Active crystal oscillator is crossed to provide；Filtering capacitance 0.1uF；The USB interface circuit is by the image after processing by the circuit in display
On device show, data signal FPGA by ADV7123 chips by signal carry out DA conversions, by the analog signal after conversion act on to
VGA analog signals, realize the display of image；The second peripheral circuit includes second source circuit, the in the control output module
Two clock circuits, the second reset circuit, EMIF interface circuits, memory circuitry, described second states clock circuit master chip
CY22381, frequency 20MHz；The dsp chip selects TMS320DM642, and fpga chip selects EP2C35F484C8, during configuration
Between be not more than 100ms, the fpga chip EP2C35F484C8 has 4 phase-locked loop plls, is distributed four angles of chip, carries out
The adjustment of the clock and clock phase of the different frequency of synthesis chip.
Claims (8)
1. the multizone collaboration identity corrector with information feedback function, it is characterised in that：Including face recognition module, rainbow
Film identification module, control output module；Wherein, face recognition module and the output end of iris recognition module and control output module
Input is connected；
The face recognition module includes the first image acquisition circuit, the first image processing circuit being sequentially connected；
The iris recognition module includes the second image acquisition circuit, the second image processing circuit being sequentially connected；
The control output module includes FPGA control sections, communicating circuit and the DSP control sections being sequentially connected；The FPGA
Control section includes fpga chip and its first peripheral circuit being connected with fpga chip；DSP control sections include dsp chip and
Its second peripheral circuit being connected with dsp chip；Communicating circuit include be sequentially connected the frame memory circuit connect, frame counting circuit and
Fifo memory circuit.
2. the multizone collaboration identity corrector according to claim 1 with information feedback function, it is characterised in that：
The first image acquisition circuit includes image sensing cell, AD collecting units, the face being sequentially connected in the face recognition module
Detection unit；The Face datection unit uses I2C bus structures forms.
3. the multizone collaboration identity corrector according to claim 1 with information feedback function, it is characterised in that：
The second image acquisition circuit includes the infrared light supply unit being sequentially connected in the iris recognition module and cmos image processing is single
Member.
4. the multizone collaboration identity corrector according to claim 3 with information feedback function, it is characterised in that：
The infrared light supply unit includes 850nm infrared LED lamp and 940nm infrared LED lamp.
5. the multizone collaboration identity corrector according to claim 1 with information feedback function, it is characterised in that：
The first peripheral circuit includes the first power circuit, the first clock circuit, the first reset circuit, VGA in the control output module
Interface circuit.
6. the multizone collaboration identity corrector according to claim 1 with information feedback function, it is characterised in that：
The fifo memory circuit uses doubleclocking pulse.
7. the multizone collaboration identity corrector according to claim 1 with information feedback function, it is characterised in that：
The second peripheral circuit includes second source circuit, second clock circuit, the second reset circuit, EMIF in the control output module
Interface circuit, memory circuitry.
8. the multizone collaboration identity corrector according to claim 6 with information feedback function, it is characterised in that：
The dsp chip selects TMS320DM642, and fpga chip selects EP2C35F484C8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115805.4A CN107016339A (en) | 2017-03-01 | 2017-03-01 | Multizone collaboration identity corrector with information feedback function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710115805.4A CN107016339A (en) | 2017-03-01 | 2017-03-01 | Multizone collaboration identity corrector with information feedback function |
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| Publication Number | Publication Date |
|---|---|
| CN107016339A true CN107016339A (en) | 2017-08-04 |
Family
ID=59439799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710115805.4A Withdrawn CN107016339A (en) | 2017-03-01 | 2017-03-01 | Multizone collaboration identity corrector with information feedback function |
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| Country | Link |
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| CN (1) | CN107016339A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110472535A (en) * | 2019-07-31 | 2019-11-19 | 苏州思源科安信息技术有限公司 | A kind of Mine-used I. S iris identification equipment |
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| JP2003030154A (en) * | 2001-04-17 | 2003-01-31 | Matsushita Electric Ind Co Ltd | Personal authentication method and device |
| CN1428694A (en) * | 2001-12-29 | 2003-07-09 | 成都银晨网讯科技有限公司 | Embedded human face automatic detection equipment based on DSP and its method |
| CN1932840A (en) * | 2005-09-16 | 2007-03-21 | 中国科学技术大学 | Multi-modal biological characteristic identification system based on iris and human face |
| CN103136505A (en) * | 2011-11-21 | 2013-06-05 | 原相科技股份有限公司 | System and method for identifying identity by using multiple physiological information in mixed mode |
| CN103778695A (en) * | 2013-11-26 | 2014-05-07 | 成都博盛信息技术有限公司 | Door control device based on face recognition and wireless authentication of DSP and FPGA |
| CN105574525A (en) * | 2015-12-18 | 2016-05-11 | 天津中科智能识别产业技术研究院有限公司 | Method and device for obtaining complex scene multi-mode biology characteristic image |
| CN105760820A (en) * | 2016-01-25 | 2016-07-13 | 湖南人文科技学院 | Multi-biometric feature recombined authentication identity identification device based on iris and face identification |
| CN206584376U (en) * | 2017-03-01 | 2017-10-24 | 泰州市创新电子有限公司 | Multizone collaboration identity corrector with information feedback function |
-
2017
- 2017-03-01 CN CN201710115805.4A patent/CN107016339A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003030154A (en) * | 2001-04-17 | 2003-01-31 | Matsushita Electric Ind Co Ltd | Personal authentication method and device |
| CN1428694A (en) * | 2001-12-29 | 2003-07-09 | 成都银晨网讯科技有限公司 | Embedded human face automatic detection equipment based on DSP and its method |
| CN1932840A (en) * | 2005-09-16 | 2007-03-21 | 中国科学技术大学 | Multi-modal biological characteristic identification system based on iris and human face |
| CN103136505A (en) * | 2011-11-21 | 2013-06-05 | 原相科技股份有限公司 | System and method for identifying identity by using multiple physiological information in mixed mode |
| CN103778695A (en) * | 2013-11-26 | 2014-05-07 | 成都博盛信息技术有限公司 | Door control device based on face recognition and wireless authentication of DSP and FPGA |
| CN105574525A (en) * | 2015-12-18 | 2016-05-11 | 天津中科智能识别产业技术研究院有限公司 | Method and device for obtaining complex scene multi-mode biology characteristic image |
| CN105760820A (en) * | 2016-01-25 | 2016-07-13 | 湖南人文科技学院 | Multi-biometric feature recombined authentication identity identification device based on iris and face identification |
| CN206584376U (en) * | 2017-03-01 | 2017-10-24 | 泰州市创新电子有限公司 | Multizone collaboration identity corrector with information feedback function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110472535A (en) * | 2019-07-31 | 2019-11-19 | 苏州思源科安信息技术有限公司 | A kind of Mine-used I. S iris identification equipment |
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Application publication date: 20170804 |
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