CN201974874U - Image identification false distinguishing device - Google Patents
Image identification false distinguishing device Download PDFInfo
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- CN201974874U CN201974874U CN 201020700522 CN201020700522U CN201974874U CN 201974874 U CN201974874 U CN 201974874U CN 201020700522 CN201020700522 CN 201020700522 CN 201020700522 U CN201020700522 U CN 201020700522U CN 201974874 U CN201974874 U CN 201974874U
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Abstract
The utility model discloses an image identification false distinguishing device, which comprises a banknote inlet component and at least two CMOS (complementary metal oxide semiconductor) image sensor components. The banknote inlet component arranged at a banknote inlet is used for detecting whether renminbi is placed in the banknote inlet or not and transmitting signals to a DSP (digital signal processor) when the renminbi is placed in the banknote inlet; the CMOS image sensor components are arranged above and below a banknote channel respectively and used for acquiring image information of the renminbi according to instructions of the DSP, processing the image information and transmitting the image information to the DSP; the DSP connected with the CMOS image sensor components is used for controlling the CMOS image sensor components, identifying the received image information, extracting anti-counterfeiting features and transmitting the extracted anti-counterfeiting feature information, banknote sequence numbers and banknote denominations to a main controller; and the main controller connected with the DSP is used for management and authenticity identification of the renminbi according to the received anti-counterfeiting feature information, the received banknote sequence numbers and the received banknote denominations. The image identification false distinguishing device is capable of realizing precise identification for the renminbi and beneficial for highly efficient management of genuine renminbi.
Description
Technical field
The utility model relates to Renminbi authentication detection technology field, particularly a kind of image recognition false-identifying device.
Background technology
At present, China's paper money in circulation is the Renminbi of the 4th edition and the 5th edition, has 12 kinds.The means that are used to detect the Renminbi true and false have a lot, but all can not effectively discern sequence number, face amount and other false proof printed ink image feature informations of bank note.The mode that is used to obtain the rmb paper currency image in the prior art mainly is by charge-coupled image sensor (Charge-coupledDevice, abbreviation CCD), complementary metal oxide semiconductor (CMOS) (Complementary MetalOxide Semiconductor, be called for short CMOS) and three kinds of imageing sensors of contact-type image sensor (ContactImage Sensor is called for short CIS).
The image capturing system that wherein adopts CCD to constitute must add adjunct circuits such as analogue amplifier, A/D converter and wave filter, can realize the false distinguishing to Renminbi, and this had both increased the volume and the complexity of system, is unfavorable for the stability of system's operation again.
The picture quality that adopts CIS to obtain is not so good as CCD and CMOS relatively, particularly has wear phenomenon, because paper money counter uses frequently, therefore causes the life-span of CIS too short, and frequently changing has increased cost, also makes troubles.
CMOS has that power consumption is little, cost is low, single power supply drives and be easy to realize advantages such as SOC (system on a chip) is integrated.Along with the development of technology and the raising of manufacture craft level, cmos image sensor is not only cheap at present, Direct Digital output, software programmable control have been realized, reduce the difficulty of system design greatly, reduce system bulk, improve the dirigibility and the stability of system design, do not have wear phenomenon, long service life.
The utility model content
(1) technical matters that will solve
The technical problems to be solved in the utility model is how to gather and discern the sequence number of Renminbi, face amount and other false proof printed ink image feature informations, and Renminbi is carried out accurate false distinguishing.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of image recognition false-identifying device to comprise:
Be arranged on money transmitting channel go into the paper money mouth go into the paper money assembly, be used for detecting and whether have Renminbi to put into, be then to send a signal to digital signal processor;
Be separately positioned at least two group complementary MOS image sensor assemblies of money transmitting channel upper and lower, be used for entering the image information of the Renminbi of money transmitting channel, DSP is handled and be sent to described image information according to the indication collection of described DSP;
Described DSP, be connected with described cmos image sensor assembly, be used for described cmos image sensor assembly is controlled, the image information that receives discerned with anti-counterfeiting characteristic extracted, anti-counterfeiting characteristic information, paper money sequence number and the bank note face amount of extracting is transferred to master controller;
Described master controller is connected with described DSP, is used for according to the anti-counterfeiting characteristic information, paper money sequence number and the bank note face amount that receive Renminbi being managed and real and fake discrimination.
Wherein, also comprise: storer, be connected with described DSP, be used to store anti-counterfeiting characteristic information, paper money sequence number and the bank note face amount that described DSP extracts.
Also comprise: clock circuit, be connected with the cmos image sensor assembly with described DSP, be used to guarantee described DSP and cmos image sensor assembly on sequential synchronously.
Described cmos image sensor assembly comprises:
Cmos image sensor, the light source assembly corresponding with described cmos image sensor.
The described cmos image sensor assembly of at least two groups is separately positioned on the upper slide and lower skateboard of money transmitting channel.
Describedly go into the paper money assembly and comprise that infrared sensor is to pipe.
Lateral separation between the cmos image sensor assembly of upper-lower position correspondence is 30-34cm.
(3) beneficial effect
Technique scheme has following beneficial effect: the cmos image sensor assembly is gathered and sequence number, face amount and other false proof seal paper ink informations of identification Renminbi by being provided with, can realize accurate discriminating, help simultaneously real Renminbi is carried out high-efficiency management Renminbi.
Description of drawings
Fig. 1 is the structural representation of the image recognition false-identifying device of the utility model embodiment;
Fig. 2 is the schematic diagram of the image recognition false-identifying device of the utility model embodiment.
Wherein, 1: upper slide; 2: lower skateboard; 3,4:CMOS assembly; 5:DSP; 6: master controller; 7: storer; 8: clock circuit; 9: go into the paper money assembly.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used to illustrate the utility model, but are not used for limiting scope of the present utility model.
As depicted in figs. 1 and 2, be the structural representation and the schematic diagram of the image recognition false-identifying device of the utility model embodiment.Present embodiment comprises: go into paper money assembly 9, be separately positioned at least two group cmos image sensor assemblies 3 and 4, digital signal processor (Digital Signal Processing is called for short DSP) 5, master controller 6, storer 7 and the clock circuit 8 of money transmitting channel upper and lower.
Wherein, go into paper money assembly 9 and be arranged at going on the paper money mouth of money transmitting channel, be used for detecting and whether have Renminbi to put into, if having Renminbi to put into then send a signal to DSP5.
Cmos image sensor assembly 3 and 4 includes cmos image sensor, with the light source assembly corresponding with it, cmos image sensor assembly 3 is installed on the upper slide 1 of money transmitting channel, be used to gather the direct picture information of the Renminbi that enters money transmitting channel and handle, and the image information after will handling is sent to DSP5; Cmos image sensor assembly 4 is installed on the lower skateboard 2 of money transmitting channel, be used to gather the reverse side image information of the Renminbi that enters money transmitting channel and handle, and the image information after will handling is sent to DSP5; The position of cmos image sensor assembly 3 and cmos image sensor assembly 4 is not corresponding, but certain distance that staggers in the horizontal, in case the other side's light source produces and disturbs during images acquired information, lateral separation between cmos image sensor assembly 3 and the cmos image sensor assembly 4 is 30-34cm, is preferably 32cm.Wherein the installation site of cmos image sensor assembly need guarantee that rmb paper currency walks the cmos image sensor and the corresponding light source assembly that can pass through in the process of paper money to be installed and carry out the collection of the analog picture signal of paper money sequence number, face amount and other false proof printed ink images going into passage between paper money mouth and the cash dispensing port.
DSP5 is connected with cmos image sensor assembly 4 with cmos image sensor assembly 3, also be connected with master controller 6, storer 7, be used for the image information that receives discerned with anti-counterfeiting characteristic and extract, extract sequence number, face amount and other false proof printed ink characteristic informations of bank note, and preserve or be transferred to master controller 6 for storer 7 these anti-counterfeiting characteristic information transmission and further handle; Simultaneously DSP5 also is used for transmitting control signal to cmos image sensor, comprises that the instruction of initialization cmos image sensor assembly when the signal that receives paper money assembly 9 after, instruction, the transmitted image of indicating the cmos image sensor assembly to begin acquisition of image data instruct and stop move instruction etc.
In order to guarantee that DSP5 can read the digital image information of the output of two cmos image sensors up and down accurately, the locus of each pixel data that reads is remained unchanged, present embodiment also is provided with clock circuit 8, be connected with cmos image sensor with DSP5, be used to guarantee up and down synchronous aspect sequential of two cmos image sensors and DSP5, could guarantee the integrality of the digital image information that transmitted like this, for the correct processing of follow-up data provides guarantee, thereby can extract paper money sequence number and bank note denomination effectively, and improve the false distinguishing discrimination of bank note.
Wherein cmos image sensor and light source assembly can be provided with one or more groups according to actual needs.This COMS imageing sensor is manual focusing in advance, makes the image of shooting reach degree more clearly, and focus adjustment just can be fixed on after well up and down on the slide plate.The light source assembly corresponding with cmos image sensor is installed in the inside of corresponding CMOS, and the brightness of manual adjustments light source assembly in advance cooperates cmos image sensor to make the image that photographs reach degree more clearly, just can fix after regulating.
The principle of work of the image recognition false-identifying device that the utility model provides is:
When Renminbi from going into after the paper money mouth enters money transmitting channel, going into paper money assembly 9 has detected Renminbi and has entered, send a signal to DSP5, the DSP5 sending controling instruction is given direct picture information and the reverse side image information that cmos image sensor assembly 3 and 4 indication cmos image sensor assemblies 3 and 4 are gathered Renminbi respectively then; Cmos image sensor assembly 3 and 4 carries out the image information that collects pre-service such as anti-aliasing filter, amplification, A/D conversion and image interception respectively then, be converted into digital image information, the digital image information that will obtain after will handling then is sent to DSP5 by data line; DSP5 receives to discern with anti-counterfeiting characteristic after the data and extracts, extract sequence number, face amount and other false proof printed ink characteristic informations of bank note, and preserve or be transferred to master controller 6 for storer 7 these anti-counterfeiting characteristic information transmission, carry out the discriminating of the Renminbi true and false by master controller 6, for example check sequence number, face amount of Renminbi etc.; Also the number of the Renminbi that enters money transmitting channel is added up and record, helped management genuine note.
As can be seen from the above embodiments, the utility model embodiment is by gathering and discern sequence number, face amount and other false proof seal paper ink informations of Renminbi, can realize accurate discriminating, help simultaneously real Renminbi is carried out high-efficiency management Renminbi.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (7)
1. an image recognition false-identifying device is characterized in that, comprising:
Be arranged on money transmitting channel go into the paper money mouth go into the paper money assembly, be used for detecting and whether have Renminbi to put into, be then to send a signal to digital signal processor;
Be separately positioned at least two group complementary MOS image sensor assemblies of money transmitting channel upper and lower, be used for entering the image information of the Renminbi of money transmitting channel, digital signal processor is handled and be sent to described image information according to the indication collection of described digital signal processor;
Described digital signal processor, be connected with described complementary MOS image sensor assembly, be used for described complementary MOS image sensor assembly is controlled, the image information that receives is discerned and the anti-counterfeiting characteristic extraction, anti-counterfeiting characteristic information, paper money sequence number and the bank note face amount of extracting is transferred to master controller;
Described master controller is connected with described digital signal processor, is used for according to the anti-counterfeiting characteristic information, paper money sequence number and the bank note face amount that receive Renminbi being managed and real and fake discrimination.
2. image recognition false-identifying device as claimed in claim 1 is characterized in that, also comprises: storer, be connected with described digital signal processor, and be used to store anti-counterfeiting characteristic information, paper money sequence number and the bank note face amount that described digital signal processor extracts.
3. image recognition false-identifying device as claimed in claim 1, it is characterized in that, also comprise: clock circuit, be connected with the complementary MOS image sensor assembly with described digital signal processor, be used to guarantee described digital signal processor and complementary MOS image sensor assembly on sequential synchronously.
4. image recognition false-identifying device as claimed in claim 1 is characterized in that, described complementary MOS image sensor assembly comprises:
Complementary MOS image sensor, the light source assembly corresponding with described complementary MOS image sensor.
5. image recognition false-identifying device as claimed in claim 1 is characterized in that, the described complementary MOS image sensor assembly of at least two groups is separately positioned on the upper slide and lower skateboard of money transmitting channel.
6. image recognition false-identifying device as claimed in claim 1 is characterized in that, describedly goes into the paper money assembly and comprises that infrared sensor is to pipe.
7. image recognition false-identifying device as claimed in claim 1 is characterized in that, the lateral separation between the complementary MOS image sensor assembly of upper-lower position correspondence is 30-34cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020700522 CN201974874U (en) | 2010-12-31 | 2010-12-31 | Image identification false distinguishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020700522 CN201974874U (en) | 2010-12-31 | 2010-12-31 | Image identification false distinguishing device |
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| CN201974874U true CN201974874U (en) | 2011-09-14 |
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| CN 201020700522 Expired - Fee Related CN201974874U (en) | 2010-12-31 | 2010-12-31 | Image identification false distinguishing device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102855683A (en) * | 2012-09-06 | 2013-01-02 | 上海古鳌电子科技股份有限公司 | Multifunctional image plate |
| CN103985191A (en) * | 2014-05-29 | 2014-08-13 | 深圳速度技术有限公司 | Banknote counting machine with image recognition function |
| CN104036584A (en) * | 2014-05-23 | 2014-09-10 | 昆山古鳌电子机械有限公司 | Automatic cash transaction device |
| CN104134278A (en) * | 2014-07-28 | 2014-11-05 | 昆山古鳌电子机械有限公司 | Paper currency processing assembly and automatic transaction processing device |
| CN104134279A (en) * | 2014-07-28 | 2014-11-05 | 昆山古鳌电子机械有限公司 | Paper money processing device with repeated resolution capability |
| CN104143235A (en) * | 2014-07-28 | 2014-11-12 | 昆山古鳌电子机械有限公司 | Paper money processing device with image sensors and code sensors |
| CN106447899A (en) * | 2016-11-14 | 2017-02-22 | 长沙恒强电子科技有限公司 | Multinational currency whole-breadth magnetic image acquisition platform and multinational currency whole-breadth magnetic image acquisition method |
| CN108091035A (en) * | 2017-12-13 | 2018-05-29 | 合肥学院 | A kind of manipulator bank note sorting system |
-
2010
- 2010-12-31 CN CN 201020700522 patent/CN201974874U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102855683A (en) * | 2012-09-06 | 2013-01-02 | 上海古鳌电子科技股份有限公司 | Multifunctional image plate |
| CN104036584A (en) * | 2014-05-23 | 2014-09-10 | 昆山古鳌电子机械有限公司 | Automatic cash transaction device |
| CN103985191A (en) * | 2014-05-29 | 2014-08-13 | 深圳速度技术有限公司 | Banknote counting machine with image recognition function |
| CN104134278A (en) * | 2014-07-28 | 2014-11-05 | 昆山古鳌电子机械有限公司 | Paper currency processing assembly and automatic transaction processing device |
| CN104134279A (en) * | 2014-07-28 | 2014-11-05 | 昆山古鳌电子机械有限公司 | Paper money processing device with repeated resolution capability |
| CN104143235A (en) * | 2014-07-28 | 2014-11-12 | 昆山古鳌电子机械有限公司 | Paper money processing device with image sensors and code sensors |
| CN106447899A (en) * | 2016-11-14 | 2017-02-22 | 长沙恒强电子科技有限公司 | Multinational currency whole-breadth magnetic image acquisition platform and multinational currency whole-breadth magnetic image acquisition method |
| CN108091035A (en) * | 2017-12-13 | 2018-05-29 | 合肥学院 | A kind of manipulator bank note sorting system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20191231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |