CN100354898C - Antifake method and apparatus for banker's bill based on digital video-frequency - Google Patents
Antifake method and apparatus for banker's bill based on digital video-frequency Download PDFInfo
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- CN100354898C CN100354898C CNB200510200566XA CN200510200566A CN100354898C CN 100354898 C CN100354898 C CN 100354898C CN B200510200566X A CNB200510200566X A CN B200510200566XA CN 200510200566 A CN200510200566 A CN 200510200566A CN 100354898 C CN100354898 C CN 100354898C
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Abstract
The present invention relates to an anti-counterfeiting method and an apparatus thereof for a banker bill based on digital video frequency. The method comprises the procedures of the bill characteristic information generation at the bank bill issuing section, image collection, the extraction of a bill digital video frequency image of each bank bill, image processing, characteristic value extraction, characteristic coding and characteristic coding recording. The bank bill acceptance section verifies the validity of a bill, extracts verified bill information, inputs a characteristic code of the bill, distinguishes the validity, and determines the validity. The present invention has the characteristics of high anti-counterfeiting capacity, characteristic extraction, dynamic upgrade of a coding rule, etc. The present invention solves the technical problem that the anti-counterfeiting detection technology of the existing bank bill does not have individualization detection, and prevents criminals from copying the bill to cheat in an economic mode.
Description
(1) technical field
This invention belongs to the method for anti-counterfeit and the device thereof in bank money false proof field, particularly a kind of bank money.
(2) background technology
Bank money uses very extensive as a kind of important evidence for payment in the clearing.At banker's bill in use, at first issue the bill of exchange by invoice is capable, the draft of signing and issuing is through processes of circulation such as payment, discounts, and last due bill is handled to bank and honoured.Because bill is of a great variety, character is different, add many bearers and lack lacking experience or reason such as ability is not enough in distinguishing ability and the relevant personnel's work, in the process of circulation of bill, exist the risk that bill is forged, alters, duplicates, clones, be directly connected to country, collective and citizen's property safety and stablizing of social economic order.In order to block the leak that the bill fraud case takes place, bank money anti-counterfeiting detection technology is badly in need of upgrading.
The method that traditional bank bill anti-counterfeit technology adopts anti-fake mark to detect, be in acceptance of bank link, fixedly anti-fake mark according to bill carries out true and false check, the fixedly anti-fake mark of bank money, comprise fluorescence insignia, red waterline, infiltration number, miniature letter, secret mark, ground-tint etc., these anti-counterfeiting characteristics have definite position and color character in bill, all have common feature.But adopt the fraud bill that the hi-tech means are copied into true bill or adopt the meter of stealthily substituting to gain clone's bill that genuine blank bill is forged again by cheating for the fake producer, the strick precaution ability of traditional anti-counterfeiting technology then a little less than, stay opportunity to the offender easily.
(3) content of the present invention
The purpose of this invention is to provide a kind of bank money method for anti-counterfeit and device thereof based on digital video, solve existing bank money anti-counterfeiting detection technology and do not possess the personalized technical matters that detects, prevent comprehensively in bank money process of circulation offender adopt duplicate, the fraudulent act of fake bill such as clone.
Technical scheme of the present invention: this bank money method for anti-counterfeit based on digital video is characterized in that comprising following two big steps:
(1), sign and issue link at bank money and carry out the generation of bill characteristic information:
Step a: image acquisition; Extract the digital video image of each bank money under the ultraviolet source irradiation environment;
Step b: Flame Image Process; With the digital video image input process control system of gathering, carry out digital video image and handle, comprise and choose Examination region and definite origin coordinates;
Step c: eigenwert is extracted; Analyze the digital video image of every bill, find out paper fibre, printing vestige distribution coordinate, starting point, terminating point position and the antiforge digital video feature in the zone of every bill appointment, the quantitative test of the line section of going forward side by side vector quantization;
Steps d: feature coding; Make every bill generate a feature coding that can not repeat, every corresponding fixing feature coding of bill during issue of bill;
Step e: feature coding record;
(2), carry out the true and false check of bill in acceptance of bank link:
Step f: extract billing information; Utilize the digital video collecting device to extract detected bill corresponding digital video image;
Step g: the feature coding of importing this bill;
Step h: genuine/counterfeit discriminating; Detected billing information is compared with the feature coding that this note number stores;
Step I: determine the true and false.
In above-mentioned steps a, the digital video image of extraction also has the digital video image under infrared light sources or visible light source irradiation environment.
In above-mentioned steps a, the digital video image of extraction also has the digital video image under infrared light sources and visible light source irradiation environment.
In above-mentioned steps e, the feature coding of each bill is stored or output in the database stand-by.
In above-mentioned steps e, the feature coding that each bill is generated writes on this bill.
A kind of bank money false proof device based on digital video is characterized in that it comprises three parts:
(I), a digital video capture device being connected with power supply, this digital video collecting device comprises ultraviolet source and image acquisition device, its image acquisition device is linked to each other with the input interface of process control system by DOL Data Output Line;
(II), a process control system that is connected with the digital video collecting device, but this process control system comprise storage bank bill digital of digital video data and feature coding program storage, can analyze comparison process bank money digital of digital video data, and can determine microprocessor, input keyboard, display screen and output, the input interface of feature coding according to the video image characteristic of bank money;
(III), bill platform.
Also have infrared light supply or visible light source in the above-mentioned digital video collecting device.
Also have infrared light supply and visible light source in the above-mentioned digital video collecting device.
Above-mentioned image acquisition device is camera, video camera or scanner.
Above-mentioned process control system is typing computing machine or assembling computing machine.
Beneficial effect: the present invention is applied to bank money and signs and issues and honour link, utilize the paper fibre of bank money, property materials such as printing vestige have the characteristics of personalized difference and random distribution, before issue of bill, carry out the bill characteristic information in advance and generate step, gather and catch the randomness anti-counterfeiting characteristic that bank money paper and printing produce in advance, utilize video sampling equipment, extract infrared light, bill video image under visible light and the UV-irradiation environment, the subregion video features is extracted, quantitative test, generate a feature coding that can not repeat for every bill, and store stand-byly, make that every bill stores a characteristic of correspondence coding before the issue of bill.When bank accepts the bill of circulation, extract the feature coding of bill once more by video sampling equipment, and, just can check out this bill whether for duplicating, clone bill with the verification of comparing of detected bill feature coding and the feature coding information that has stored.
The present invention gets off all prior number record of bill individualized feature of signing and issuing, make the adulterator can't learn the feature coding of this bill, even employing hi-tech means are duplicated the bill of stealthily substituting bill or adopting genuine blank bill clone to sign and issue, also can't make the paper fibre and the anti-counterfeiting characteristic such as printing vestige etc. of bill identical with former bill, make bank in the negotiation process, be easy to compare the true and false, and block the fraud leak, guarantee country, collective and citizen's property safety, safeguard the stable of social economic order.It is strong that the present invention has anti-counterfeit capability, but characteristics such as feature extraction and coding rule dynamic update, solve existing bank money anti-counterfeiting detection technology and do not possessed the personalized technical matters that detects, and effectively the delinquency prevention molecule adopt duplicate, fake bill such as clone carries out economic fraud, can effectively prevent the imitation behavior in negotiation field, apply to draft when false proof, can prevent to forge, duplicate, fraud such as clone, reach and stop the purpose that bill duplicates, forges.
(4) description of drawings
Fig. 1 is the process flow diagram of the first step of the inventive method;
Fig. 2 is the process flow diagram of the second largest step of the inventive method;
Fig. 3 is the structural representation of apparatus of the present invention.
1-image acquisition device, 2-ultraviolet source, 3-visible light source and infrared light supply, 4-process control system, 5-input interface, 6-power supply, 7-bill platform.
(5) embodiment
Embodiment is referring to Fig. 1,2, and this bank money method for anti-counterfeit based on digital video of the present invention comprises two big steps:
(1), sign and issue link at bank money and carry out the generation of bill characteristic information:
Step a: image acquisition; Extract the bill digital video image under infrared ray, visible light and the UV-irradiation environment of each bill with the digital video collecting device.
Step b: Flame Image Process; With the digital video image input process control system of gathering, adopt the image processing system of high-speed figure process chip (DSP) design, carry out the digital video image pre-service, comprise and choose Examination region, determine origin coordinates; Image cutting-out intercepts effective Examination region; Image equalization is adjusted the image fault in the gatherer process.
Step c: eigenwert is extracted; Analyze the digital video image of every bill, find out the paper fibre and the characteristic distributions of printing anti-counterfeiting characteristics such as vestige, coordinate, starting point, terminating point position etc. in the zone of every bill appointment, and carry out anti-counterfeiting mark differentiation, the quantitative test of line segment vector quantization.
Steps d: feature coding; Characteristic information coding and output with extracting generate the feature coding that contains billing information.Every bill is generated a feature coding that can not repeat, every corresponding fixing feature coding of bill during issue of bill;
Step e: feature coding record; The feature coding of each bill can be stored or output in the database stand-by.Also the feature coding that each bill generates can be write on this bill.Issuing bank bill then.
(2), carry out the true and false check of bill in acceptance of bank link:
Step f: extract billing information; Utilize the digital video collecting device to extract bill digital video image under infrared ray, visible light and the UV-irradiation environment of detected bill;
Step g: the feature coding of importing this bill; Extract the feature coding that this bill stores in advance according to tested ticket number;
Step h: genuine/counterfeit discriminating; Detected billing information is compared with the feature coding that this note number stores;
Step I: determine the true and false; If judge it is that true bill is then normally honoured; If not, then send the false tickets warning.
This bank money false proof device based on digital video, it comprises three parts:
(I), a digital video capture device that is connected with power supply 6, this digital video collecting device comprises infrared light supply and visible light source 3, ultraviolet source 2 and image acquisition device 1, and its image acquisition device 1 is linked to each other by the input interface of DOL Data Output Line with process control system 4.
(II), a process control system 4 that is connected with the digital video collecting device, but this process control system comprise storage bank bill digital of digital video data and feature coding program storage, can analyze comparison process bank money digital of digital video data, and can determine microprocessor, input keyboard, display screen and output, the input interface 5 of feature coding according to the video image characteristic of bank money.
(III), bill platform 7.
Above-mentioned image acquisition device can be selected CCD camera, video camera or scanner.Process control system function in this invention bill anti-counterfeit device can be finished by computing machine, and possible variant is typing computing machine or assembling computing machine.In second largest step, the vision signal of gathering is sent into computing machine, finish Flame Image Process, eigenwert extraction, coding output and check judgement on computers.
The concrete operations embodiment of this bank money false proof device based on digital video: 1, when issuing the bill of exchange, bill is put into this device, after the startup, this device finishes that image sampling, Flame Image Process, eigenwert under the various environment extracted, coding output.When using, may be output to other computing machine with network internet.The issue of bill personnel write the ID Code that generates on bill, finish the process of signing and issuing.When 2, honour bill to fall due, utilize this device to detect the true and false of bill.Tested bill is put into this device, after detection starts, carry out papers and detect, import billing information and feature coding by prompting, this device carries out genuine/counterfeit discriminating, and according to differentiating the result, the output bill is the information of true draft or doubtful bill.
In other embodiments, infrared light sources can be according to different bill feature apolegamys with visible light source.
Claims (10)
1. bank money method for anti-counterfeit based on digital video is characterized in that comprising following two big steps:
(1), sign and issue link at bank money and carry out the generation of bill characteristic information:
Step a: image acquisition; Extract the digital video image of each bank money under the ultraviolet source irradiation environment;
Step b: Flame Image Process; With the digital video image input process control system of gathering, carry out digital video image and handle, comprise and choose Examination region and definite origin coordinates;
Step c: eigenwert is extracted; Analyze the digital video image of every bill, find out paper fibre, printing vestige distribution coordinate, starting point, terminating point position and the antiforge digital video feature in the zone of every bill appointment, the quantitative test of the line section of going forward side by side vector quantization;
Steps d: feature coding; Make every bill generate a feature coding that can not repeat, every corresponding fixing feature coding of bill during issue of bill;
Step e: feature coding record;
(2), carry out the true and false check of bill in acceptance of bank link:
Step f: extract billing information; Utilize the digital video collecting device to extract detected bill corresponding digital video image;
Step g: the feature coding of importing this bill;
Step h: genuine/counterfeit discriminating; Detected billing information is compared with the feature coding that this note number stores;
Step I: determine the true and false.
2. the bank money method for anti-counterfeit based on digital video according to claim 1 is characterized in that: in step a, the digital video image of extraction also has the digital video image under infrared light sources or visible light source irradiation environment.
3. the bank money method for anti-counterfeit based on digital video according to claim 1 is characterized in that: in step a, the digital video image of extraction also has the digital video image under infrared light sources and visible light source irradiation environment.
4. according to claim 1 or 2 or 3 described bank money method for anti-counterfeit, it is characterized in that: in step e, the feature coding of each bill is stored or output in the database stand-by based on digital video.
5. according to claim 1 or 2 or 3 described bank money method for anti-counterfeit based on digital video, it is characterized in that: in step e, the feature coding that each bill is generated writes on this bill.
6. bank money false proof device based on digital video is characterized in that it comprises three parts:
(I), a digital video capture device being connected with power supply, this digital video collecting device comprises ultraviolet source and image acquisition device, its image acquisition device is linked to each other with the input interface of process control system by DOL Data Output Line;
(II), a process control system that is connected with the digital video collecting device, but this process control system comprise storage bank bill digital of digital video data and feature coding program storage, can analyze comparison process bank money digital of digital video data, and can determine microprocessor, input keyboard, display screen and output, the input interface of feature coding according to the video image characteristic of bank money;
(III), bill platform.
7. the bank money false proof device based on digital video according to claim 6 is characterized in that: also have infrared light supply or visible light source in the above-mentioned digital video collecting device.
8. the bank money false proof device based on digital video according to claim 6 is characterized in that: also have infrared light supply and visible light source in the above-mentioned digital video collecting device.
9. according to claim 6 or 7 or 8 described bank money false proof devices based on digital video, it is characterized in that: above-mentioned image acquisition device is camera, video camera or scanner.
10. according to claim 6 or 7 or 8 described bank money false proof devices based on digital video, it is characterized in that: above-mentioned process control system is typing computing machine or assembling computing machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB200510200566XA CN100354898C (en) | 2005-09-26 | 2005-09-26 | Antifake method and apparatus for banker's bill based on digital video-frequency |
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| CNB200510200566XA CN100354898C (en) | 2005-09-26 | 2005-09-26 | Antifake method and apparatus for banker's bill based on digital video-frequency |
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| CN1741073A CN1741073A (en) | 2006-03-01 |
| CN100354898C true CN100354898C (en) | 2007-12-12 |
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Families Citing this family (8)
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|---|---|---|---|---|
| JP2010225013A (en) * | 2009-03-25 | 2010-10-07 | Hitachi Omron Terminal Solutions Corp | Serial number recognition device, paper sheet processor, automatic transaction processor, and serial number recognition method |
| CN102096973A (en) * | 2010-12-24 | 2011-06-15 | 纪智文 | Intelligent control bill and voucher making device |
| CN102254369B (en) * | 2011-01-27 | 2013-02-13 | 北京中科金财科技股份有限公司 | Method and system for processing bill material information and automatic teller machine |
| CN102542655B (en) * | 2011-11-16 | 2014-06-18 | 中钞实业有限公司 | Note anti-counterfeiting discrimination method based on fiber personality characteristics |
| CN102568079A (en) * | 2011-12-12 | 2012-07-11 | 中钞实业有限公司 | Note intelligent identifier and note anti-counterfeiting method based on multispectral characteristic |
| CN103761799B (en) * | 2014-01-13 | 2016-03-30 | 李晓妮 | A kind of bill anti-counterfeit method based on texture image feature and device |
| CN105096442A (en) * | 2014-05-04 | 2015-11-25 | 中钞特种防伪科技有限公司 | Detection device for detecting anti counterfeiting component and detection method thereof |
| CN108475452B (en) * | 2016-04-19 | 2020-09-15 | 日立欧姆龙金融系统有限公司 | Paper sheet checking system, paper sheet handling apparatus, paper sheet sorting apparatus, and paper sheet checking method |
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| US5354097A (en) * | 1990-06-15 | 1994-10-11 | Teunis Tel | Security of objects or documents |
| JP2001143016A (en) * | 1999-11-17 | 2001-05-25 | Printing Bureau Ministry Of Finance Japan | Reader for binary data applied by fine punch |
| CN1308297A (en) * | 1999-12-28 | 2001-08-15 | 伊斯曼柯达公司 | Printing of inspected and confirmed picture |
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