CN107578027A - A kind of easy-to-dismount fingerprint discrimination system - Google Patents
A kind of easy-to-dismount fingerprint discrimination system Download PDFInfo
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- CN107578027A CN107578027A CN201710838159.4A CN201710838159A CN107578027A CN 107578027 A CN107578027 A CN 107578027A CN 201710838159 A CN201710838159 A CN 201710838159A CN 107578027 A CN107578027 A CN 107578027A
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- fingerprint
- embeded processor
- module
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Abstract
The invention discloses a kind of easy-to-dismount fingerprint identification system,Including embeded processor and finger print acquisition module,The embeded processor data terminal is connected with data storage and parallel Flash,The logical of the embeded processor selects port to be also associated with communicating serial port module,The input of the embeded processor is connected with reset circuit,The control terminal of the embeded processor is connected by UART interface with finger print acquisition module,The finger print acquisition module is internally provided with fingerprint sensor,The data terminal of the fingerprint sensor is connected with data collecting card,The data terminal of the data collecting card is connected by threshold setting module with the data terminal of embeded processor,Using embedded control system,Improve the convenience of fingerprint recognition application,Discrimination height can be developed by embedded control platform,Processing speed is fast,Favorable expandability,The cheap fingerprint identification system of cost,And operating aspect,It is easily installed dismounting.
Description
Technical field
The present invention relates to fingerprint discrimination systems technology field, specially a kind of easy-to-dismount fingerprint discrimination system.
Background technology
In recent years, global biometrics identification technology turned to the application stage from conceptual phase, to the technology
Study and like a raging fire using what is carried out, prospect is very wide, and traditional authentication is mainly based upon knowledge and based on token
Two kinds of identification authentication modes.Traditional identification authentication mode is accomplished that the digital identification authentication of people, and there is password appearance for it
Easily forget, easily attack, easily leakage etc. many shortcomings, bring inconvenience and many safety problems to our life；
In hospital, often visible hospital patient is stolen at present, and because the particularity of hospital, ward can not lock, and patient and accompanies
Shield is worried stolen, causes not sleep well, is unfavorable for recovering and health, with the rapid development of fingerprint identification technology, increasingly
More fingerprint recognition hardware products are used on the bedside cupboard for storing articles of hospital patient, but in general, most fingerprints are known
Other operation platform is all on PC, and the fingerprint recognition system of this inline process type result in the high expensive of identifying system, and it should
With cannot popularize.
The content of the invention
In order to overcome the shortcomings of prior art, the present invention provides a kind of easy-to-dismount fingerprint discrimination system, uses
Embedded control system, the convenience of fingerprint recognition application is improved, discrimination can be developed by embedded control platform
Fingerprint identification system high, processing speed is fast, favorable expandability, cost are cheap, and operating aspect, are easily installed dismounting, can be effective
Solve the problems, such as background technology proposition.
The technical solution adopted for the present invention to solve the technical problems is：A kind of easy-to-dismount fingerprint identification system, bag
Include embeded processor and finger print acquisition module, the embeded processor data terminal is connected with data storage and parallel
Flash, the logical of the embeded processor select port to be also associated with communicating serial port module, the input of the embeded processor
It is connected with reset circuit, the input of the embeded processor is also associated with KBC and LCDs, described
The output end of embeded processor is connected with jtag interface, and the control terminal of the embeded processor passes through UART interface and fingerprint
Acquisition module is connected, and the finger print acquisition module is internally provided with fingerprint sensor, the data terminal of the fingerprint sensor with
Data collecting card is connected, and the data terminal of the data collecting card passes through threshold setting module and the data terminal of embeded processor
It is connected.
As a kind of preferable technical scheme of the present invention, the power end of the embeded processor is also associated with power management
Module.
As a kind of preferable technical scheme of the present invention, the data terminal of the embeded processor is also associated with USB interface,
The output end of the embeded processor is also associated with buzzer.
As a kind of preferable technical scheme of the present invention, the KBC is internally provided with keystroke interface module.
As a kind of preferable technical scheme of the present invention, the signal end of the embeded processor is also associated with WIFI moulds
Block, the output end of the embeded processor are also connected by wireless network with PC.
As a kind of preferable technical scheme of the present invention, the output end of the data collecting card passes through image processor and finger
Line matching module is connected.
As a kind of preferable technical scheme of the present invention, data terminal and the threshold setting module phase of the fingerprint matching module
Connection.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）The present invention uses CPU module of the embedded control platform as fingerprint recognition system beforehand research, has hardware resource rich
Rich, the features such as interrupt processing function is strong, scalability is good, communication interface species is more, instruction system is simple and practical, it can locate in real time
Manage finger print data, it is not necessary to increase additional configurations, greatly reduce system cost；
（2）The present invention gathers finger print data by being arranged on the finger print acquisition module inside embedded control system, and uses
Fingerprint sensor detects fingerprint signal in time, has low-voltage warning function, and module has the level of security of multistage, can independently set
Put to adapt to the safety requirements of different places, realize the function of fingerprint anti-theft.
（3）The present invention fingerprint collecting data are recorded in real time by WIFI module HSWIFIM03, in time or responsively transmit
Onto PC, the management software shown by the foreground on PC is handled fingerprint recording, realize data inquiry,
The functions such as statistics, elimination, reduce the redundancy of finger print data, and improve the treatment effeciency of data.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the present invention looks up structural representation of the present invention.
In figure：1- embeded processors;The parallel Flash of 2-；3- data storages；4- communicates serial port module；5- resets electricity
Road；6- power management modules；7- finger print acquisition modules；8-UART interfaces；9-JTAG interfaces；10- LCDs；11- keyboards
Controller；12- keystroke interface modules；13-USB interfaces；14- fingerprint sensors；15-PC machines；16-WIFI modules；17- data are adopted
Truck；18- image processors；19- fingerprint matching modules；20- threshold setting modules；21- buzzers.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The explanation of following embodiment is refer to the attached drawing, can be to the specific embodiment implemented to the example present invention.
The direction and position term that the present invention is previously mentioned, for example, " on ", " in ", " under ", "front", "rear", "left", "right", " interior ", "
Outside ", " side " etc., only it is direction and position with reference to annexed drawings.Therefore, the direction and position term used is to illustrate
And understand the present invention, and it is not used to the limitation present invention.
Embodiment：
As shown in figure 1, the invention provides a kind of easy-to-dismount fingerprint identification system, including embeded processor 1 and fingerprint
Acquisition module 7, the data terminal of embeded processor 1 are connected with data storage 3 and parallel Flash2, the embedded processing
Device 1 is using 32 RISC embedded microprocessors of S3C2440A models, and it aims at handheld device and is normally applied and designs, energy
Meet low cost in embedded system, low-power consumption, the requirement of high-performance, small size.The logical of embeded processor 1 selects end
Mouth is also associated with communicating serial port module 4, and the input of the embeded processor 1 is connected with reset circuit 5, described embedded
The input of processor 1 is also associated with KBC 11 and LCDs 10, and the LCDs 10 meets that information is handed over
The needs of operating result are checked when mutually, all operating user interfaces are all realized by display screen, the KBC 11
Be internally provided with keystroke interface module 12, the output end of the embeded processor 1 is connected with jtag interface 9, the insertion
The control terminal of formula processor 1 is connected by UART interface 8 with finger print acquisition module 7, the power end of the embeded processor 1
Power management module 6 is also associated with, the data terminal of the embeded processor 1 is also associated with usb 13, the embedded place
The output end of reason device 1 is also associated with buzzer 21.
As shown in Fig. 2 the signal end of the embeded processor 1 is also associated with WIFI module 16, using WIFI realize into
Row computer communication, complete to carry out the export of data, the output end of the embeded processor 1 also passes through wireless network and PC
15 are connected, and in the wireless network, PC 15 receives finger print data of each subsystem etc. by wireless network, while can send out
Lose one's life order or message control subsystems.Mutual difference can set number field letter according to sending in packet
Cease to carry out.The finger print acquisition module 7 is internally provided with fingerprint sensor 14, and the fingerprint sensor 14 uses FPC1011F
The condenser type face dress fingerprint sensor of model, make use of reflective Detection Techniques, has high image quality, high abrasion, Gao Kangjing
The features such as electricity, low-power consumption, be a kind of brand-new leading level capacitive fingerprint sensing device, when finger touching sensor conductive pane with
Afterwards, by operational amplification circuit, different magnitudes of voltage is formed, is changed by the A/D of inside, obtains the digital finger-print figure of high quality
Picture, realize the processing to finger print data.
The data terminal of the fingerprint sensor 14 is connected with data collecting card 17, the data terminal of the data collecting card 17
It is connected by threshold setting module 20 with the data terminal of embeded processor 1, the output end of the data collecting card 17 passes through
Image processor 18 is connected with fingerprint matching module 19, data terminal and the threshold setting module 20 of the fingerprint matching module 19
It is connected, the finger print acquisition module 7 gathers fingerprint image, and taken the fingerprint feature, and the fingerprint characteristic data extracted twice is entered
Row fusion, the storage of fingerprint template to fingerprint module or uploads to PC 15 and is stored, and fingerprint authentication process gathered before this
Fingerprint image, take the fingerprint feature, matches fingerprint characteristic, provides matching result.Generated if matching effectively on attendance data
Pass host computer or be stored in Flash.
In summary, the main characteristic of the invention lies in that：
（1）The present invention uses CPU module of the embedded control platform as fingerprint recognition system beforehand research, has hardware resource rich
Rich, the features such as interrupt processing function is strong, scalability is good, communication interface species is more, instruction system is simple and practical, it can locate in real time
Manage finger print data, it is not necessary to increase additional configurations, greatly reduce system cost；
（2）The present invention gathers finger print data by being arranged on the finger print acquisition module inside embedded control system, and uses
Fingerprint sensor detects fingerprint signal in time, has low-voltage warning function, and module has the level of security of multistage, can independently set
Put to adapt to the safety requirements of different places, realize the function of fingerprint anti-theft.
（3）The present invention fingerprint collecting data are recorded in real time by WIFI module HSWIFIM03, in time or responsively transmit
Onto PC, the management software shown by the foreground on PC is handled fingerprint recording, realize data inquiry,
The functions such as statistics, elimination, reduce the redundancy of finger print data, and improve the treatment effeciency of data.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (7)
- A kind of 1. easy-to-dismount fingerprint identification system, it is characterised in that：Including embeded processor（1）And finger print acquisition module （7）, the embeded processor（1）Data terminal is connected with data storage（3）With parallel Flash（2）, the embedded processing Device（1）It is logical select port be also associated with communicate serial port module（4）, the embeded processor（1）Input and reset circuit （5）It is connected, the embeded processor（1）Input be also associated with KBC（11）And LCDs（10）, The embeded processor（1）Output end be connected with jtag interface（9）, the embeded processor（1）Control terminal pass through UART interface（8）With finger print acquisition module（7）It is connected, the finger print acquisition module（7）It is internally provided with fingerprint sensor （14）, the fingerprint sensor（14）Data terminal and data collecting card（17）It is connected, the data collecting card（17）Number Pass through threshold setting module according to end（20）With embeded processor（1）Data terminal be connected.
- A kind of 2. easy-to-dismount fingerprint discrimination system according to claim 1, it is characterised in that：The embedded processing Device（1）Power end be also associated with power management module（6）.
- A kind of 3. easy-to-dismount fingerprint discrimination system according to claim 1, it is characterised in that：The embedded processing Device（1）Data terminal be also associated with USB interface（13）, the embeded processor（1）Output end be also associated with buzzer （21）.
- A kind of 4. easy-to-dismount fingerprint discrimination system according to claim 1, it is characterised in that：The KBC （11）Be internally provided with keystroke interface module（12）.
- A kind of 5. easy-to-dismount fingerprint discrimination system according to claim 1, it is characterised in that：The embedded processing Device（1）Signal end be also associated with WIFI module（16）, the embeded processor（1）Output end also by wireless network with PC（15）It is connected.
- A kind of 6. easy-to-dismount fingerprint discrimination system according to claim 1, it is characterised in that：The data collecting card （17）Output end pass through image processor（18）With fingerprint matching module（19）It is connected.
- A kind of 7. easy-to-dismount fingerprint discrimination system according to claim 6, it is characterised in that：The fingerprint matching mould Block（19）Data terminal and threshold setting module（20）It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710838159.4A CN107578027A (en) | 2017-09-18 | 2017-09-18 | A kind of easy-to-dismount fingerprint discrimination system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710838159.4A CN107578027A (en) | 2017-09-18 | 2017-09-18 | A kind of easy-to-dismount fingerprint discrimination system |
Publications (1)
| Publication Number | Publication Date |
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| CN107578027A true CN107578027A (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710838159.4A Pending CN107578027A (en) | 2017-09-18 | 2017-09-18 | A kind of easy-to-dismount fingerprint discrimination system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1892527A (en) * | 2005-07-01 | 2007-01-10 | 英华达(上海)电子有限公司 | Insert finger-print-enciphering identifying apparatus and finger-print-enciphering identifying method |
| CN201247471Y (en) * | 2008-07-25 | 2009-05-27 | 电子科技大学中山学院 | Automatic fingerprint recognition system |
| CN203224876U (en) * | 2013-03-05 | 2013-10-02 | 大连民族学院 | Fingerprint password system |
| US20160092376A1 (en) * | 2014-09-25 | 2016-03-31 | Samsung Electronics Co., Ltd. | Processing secure data |
-
2017
- 2017-09-18 CN CN201710838159.4A patent/CN107578027A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1892527A (en) * | 2005-07-01 | 2007-01-10 | 英华达(上海)电子有限公司 | Insert finger-print-enciphering identifying apparatus and finger-print-enciphering identifying method |
| CN201247471Y (en) * | 2008-07-25 | 2009-05-27 | 电子科技大学中山学院 | Automatic fingerprint recognition system |
| CN203224876U (en) * | 2013-03-05 | 2013-10-02 | 大连民族学院 | Fingerprint password system |
| US20160092376A1 (en) * | 2014-09-25 | 2016-03-31 | Samsung Electronics Co., Ltd. | Processing secure data |
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Application publication date: 20180112 |