CN103729672A - Image anti-counterfeiting recognition method applied to bills - Google Patents
Image anti-counterfeiting recognition method applied to bills Download PDFInfo
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- CN103729672A CN103729672A CN201310721593.6A CN201310721593A CN103729672A CN 103729672 A CN103729672 A CN 103729672A CN 201310721593 A CN201310721593 A CN 201310721593A CN 103729672 A CN103729672 A CN 103729672A
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Abstract
The invention discloses an image anti-counterfeiting recognition method applied to bills. Essentially, a figure storing information is printed on the surfaces of printing media through a special printing method and pigment or printing ink, the media are required to be bill surfaces, and ultimately a solidified mark with anti-copying and anti-decoding functions is obtained. The mark is printed in a high-precision printing method to achieve the purpose of storing a great amount of information in minimum areas. The anti-counterfeiting mark is further characterized in that the anti-counterfeiting mark can be recognized by means of a recognition instrument, and anti-counterfeiting information stored in the anti-counterfeiting mark is extracted. Anti-counterfeiting information stored in dot matrix figures of pictures can be self-defined according to application demands. The method achieves the situations that products with a large number of individual requirements are endowed with identify marks difficult to copy and counterfeit, and the information can be extracted rapidly and accurately through equipment.
Description
[technical field]
The present invention relates to a kind of image false-proof recognition methods, especially a kind of image false-proof recognition methods that is applied to bill.
[background technology]
In each field of circulation of society, bill, as the voucher of economic activity, has indispensable effect in current economic field.And based on present case, main technological means is to realize by the mode of extraordinary anti-counterfeit printing.As the false proof means of this traditional physics of anti-counterfeit printing, be mainly divided into following several:
Ink is false proof: in bill printing, anti-forgery ink can be divided into coloured fluorescence, colorless fluorescent, infrared printing ink, photochromic, anti-correction, disappearance ink etc. drips, these ink use different recognition features, formed different anti-fake schemes, by a said line, two wires and three lines carry out false proof above.
Make a plate false proof: making a plate false proof is exactly to apply certain professional software to be designed to some false proof shadings, these shadings are difficult to be replicated to a certain extent, from this point, reach false proof object, relatively common are: group's flower, micro text, latent image, unblank, modified line is wide etc., shading is false proof is to be undertaken false proof by lines, lines can produce abundant variation, can prevent from forging and scanning, increased the added value of bill, certainly, requirement to computing machine when designing and exporting with false proof shading is higher, at present it is more a kind of false proof means, be mainly used in certificate, certificate, above securities etc.
Integrated anti-counterfeit: at bill print field, maximum is by anti-forge paper and anti-forgery ink, the false proof integrated anti-counterfeit technology combining of plate-making, integrated anti-counterfeit technological incorporation the advantage of three kinds of false proof means, to forgery, brought very large difficulty, certainly, its added value is also just higher.
Above several false proof means are all that physics, chemistry or the visual signature based on false proof means itself carries out false proof discriminating, but also have, are easy to crack simultaneously, cannot carry out the shortcoming of identity sequence number implantation.
A kind of image false-proof recognition methods that is applied to bill disclosed by the invention, in the false proof means of raising, crack on difficulty basis, can carry out to bill implantation and the identification of identity sequence number formula, if can be applied to widely each false proof field, will bring huge practical benefit for social economy.
[summary of the invention]
Fundamental purpose of the present invention is to provide a kind of image false-proof recognition methods that is applied to bill.It can meet the implantation to anti-counterfeiting mark and identification demand under specific application environment, by the image lattice anti-counterfeiting technology that is difficult to copy, scan and the combination of bill surface antiforge, by different spectral informations recognition, extract the billing information that is defined in image lattice simultaneously.Image lattice need to solidify in bill surface by the mode of printing, can print with the wide in range black ink of absorption spectrum, also can use the colourless special ink that can not be identified by naked eyes to print, to reach the sightless stealthy effect of naked eyes.The consideration of simultaneously copying difficulty and the best visual effect based on storage information, raising, the method disclosed in the present needs high-precision printing technology, and under these technical conditions, diameter is that the ink point mark of 30 microns substantially can not be seen by the naked eye.Due to high-precision design, this invention can be implanted a large amount of information under small size simultaneously.When generating electrical patterns, by the rule of arranging of software systems control image lattice, required self-defining information is stored among image.Under this kind of technical conditions, dot pattern can be realized recognition effect in the situation that minimum area reaches 3*3 square millimeter.
Dot pattern solidifies after bill surface and can to it, identify by authentication equipment, and after authentication equipment grabs image lattice, equipment is analyzed it, and extracts canned data in image lattice by computing.Report afterwards the man-machine interaction signal that can be identified by people, to reach user's obtaining information, and the effect judging.
The invention provides a kind of image false-proof recognition methods that is applied to bill, this invention is comprised of three parts, it is characterized in that:
Part I is mainly generation and the information storage of setting forth image lattice.
Known to aforementioned content, a kind of image lattice provided by the invention is comprised of some X-Y schemes picture point.
Above-mentioned X-Y scheme picture point is by Software Create, and arranges according to certain rule.Under certain rule of arranging, can generate the image lattice of the different arrangement modes of concrete huge amount.
Above-mentioned image lattice is stored different information according to different arrangement modes.In Software Create image lattice according to point the storage relevant information of specifically arranging.
Part II is the curing of high precision image dot matrix.
Image lattice is stored in electronic equipment with the form of e-file after generating, and also cannot directly apply to anti-counterfeit recognition.This step is exactly by mask-making technology, image lattice to be converted to the forme in kind that can be used for printing by e-file.
According to described plate-making process, embodiment disclosed by the invention need be printed on bill surface, according to the technical requirement of printing, in printing process in early stage, image lattice need be solidified on forme, and can be divided into trans-printing, hectographic printing, intaglio printing etc. according to the difference of concrete mode of printing.
After forme completes, ink can be attached on forme, at forme, form the ink point mark image consistent with electrical patterns simultaneously.By the working mechanism of printing machine this ink point mark be printed in to bill body surface thereafter.
By above mode of printing, electronic image lattice can be solidified in surface in kind, this kind of sign after solidifying can quilt
Part III is to identify solidifying in the image lattice being comprised of ink point mark of bill body surface, and extracts wherein canned data.This process need is used special authentication equipment to carry out information extraction, and authentication equipment is identified parsing to dot matrix image, and reports out corresponding anti-counterfeiting information.
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Accompanying drawing explanation
The exemplary plot of passing through the anti-counterfeiting mark triggering of identification instrument to bill surface that Fig. 1 provides for the embodiment of the present invention.
The basic composition exemplary plot of the image lattice that Fig. 2 provides for the embodiment of the present invention.
Fig. 3 is the schematic diagram of plate making process provided by the invention.
Fig. 4 is the schematic diagram of anti-counterfeiting information extraction element of the present invention.
Main figure number explanation.
101-bill surface 102-image lattice 103-differentiates instrument.
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Embodiment
Below in conjunction with accompanying drawing, the embodiment of a kind of image false-proof recognition methods that is applied to bill that the embodiment of the present invention is provided is described in detail.
A kind of image false-proof recognition methods that is applied to bill that the embodiment of the present invention provides, as shown in Figure 1, the mode that comes into force that it is overall is as follows:
Step 101, preparation have the accompanying bill surface of image lattice.
Step 102, solidify the image lattice in bill surface, can be differentiated instrument Direct Recognition.
Preferably, the area of anti-counterfeiting mark is greater than 3*3 square millimeter, to guarantee the be identified effect of anti-counterfeiting mark.
Step 103, use discriminating instrument are differentiated anti-counterfeiting mark.
Generation to image lattice in said process below and storage information are elaborated:
For the generation of image lattice, as shown in Figure 2, its structural form is comprised of a series of graphical dots with specific standard.After this graphical dots composition image lattice, the information that can store according to the difference of arrangement mode certain capacity.
The fundamental mechanism of above-mentioned storing information is by under the arrangement mode in certain standard, according to the concrete arrangement mode of difference, gives specific ID assignment, thus corresponding different storage information.
As shown in step 201, the complete information storage unit of this diagrammatic representation image lattice.
As shown in step 202, this mark is the fundamental point mark unit of composition image lattice.
Image lattice in the present invention is taked high precision mode, and this kind of setting means can be stored information with greater efficiency in unit area.The diameter of the fundamental point mark unit in the image lattice generating is 30 microns.Under this kind of technical conditions, a complete information memory cell area is 0.7*0.7 square millimeter.For the effect that guarantees that breakage-proof and image comparison are confirmed, authentication equipment need to capture 4 complete storage elements that left and right is same.Therefore as long as effective printable area is not less than 3*3 square millimeter and can effectively implants anti-counterfeiting mark.
In image lattice generative process, directly to the image lattice of a certain specific configuration mode, give identity ID corresponding certain identity information, to realize identity, differentiate and information definition.
The process that above-mentioned image lattice is produced is the generation of electrical patterns, and next step is that electrical patterns is solidified in bill surface.
According to the required step of invention, describe related realization mode in detail below:
The image lattice that generates e-file needs electronic dot pattern to be converted into the forme in kind that can be used for printing afterwards.As shown in Figure 3:
As shown in step 301: by platemaking machine, image lattice with medicament is replicated on forme.
As shown in step 302, by the mode of exposure, unwanted part is removed, leave the part consistent with dot matrix image.
Be directed to the mode of printings such as offset printing, bat printing and gravure, its fundamental mode is duplicating image dot matrix on forme, on forme, adhere to afterwards ink, owing to having formed concavo-convex dot pattern on forme, ink is arranged as the ink point mark figure consistent with electrical patterns in the mode of image lattice.
This ink need be used the ink that can absorb 850 nanometer infrared lights.
Preferably, can use nature colour generation for the invisible or invisible special ink of naked eyes, the infrared light of these absorption of inks 850 nanometers, can be shown in visible ray in scope by wavelength but do not reflect naked eyes, and this ink has best false proof and visual effect.Under general light condition, cannot be identified by naked eyes.
Forme adheres to after ink, and the Rubber end in pad printer fully contacts with forme, and now the image lattice being comprised of ink point mark on forme is transferred on Rubber end.
Rubber end adheres to after the image lattice being comprised of ink point mark, and Rubber end fully contacts with the bill surface of preparing printing again, and by this step, image lattice is transferred to and undertakes the printing of in bill surface, has completed the printing process of image lattice.
Bill stock is printed with after image lattice, and the machine of being printed is sent under hot dryer or UV curing apparatus, and ink point mark is carried out to heat curing.Complete after this step, finally completed the manufacturing process of sign.
Complete image lattice solidify after, need identification equipment that information is wherein extracted and discharge man-machine interaction signal, to reach the effect discriminating one's identification.
Image recognition processes as shown in Figure 4, adopts special 850 these cameras of nanometer infrared ray identification camera module only effective to the infrared light of 850 nanometers, after grabbing the image of ink point mark, and reading and verifying high-precision image lattice.Thereby the decoding chip in identification instrument can not collected and cause interference by camera because of filter the print content of other visible ray sensitivities on the visible ray among use procedure and pattern.After image lattice content information collects, digital processing chip can obtain by algorithm the encrypted content of digital signature.Identification equipment has powerful accuracy of identification and identification certainty.Destroyed when text, cannot scan, or scan imperfectly, recognizer can be reported ticket None-identified, please re-start test.Meanwhile, the Version Control take the time as benchmark, brings the facility of how anti-pseudoprocess.
A kind of image false-proof recognition methods that is applied to bill that the embodiment of the present invention provides.Can be by this kind of mode high-precision graphic printing in bill surface, and by the identification of identification equipment, carry out the extraction of bill relevant information.This invention has realized the sport technique segment of bill being implanted to identity sequence number.Utilization can not be by the anti-counterfeiting characteristic that takes off by force or copy, and the cleartext information of storing bill itself makes cleartext information mutually corresponding with canned data, has guaranteed the safe and reliable of bill, also has convenient easy-operating feature simultaneously.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (10)
1. be applied to an image false-proof recognition methods for bill, it is characterized in that:
Image lattice is to be originated as coded graphics by the electrical patterns of specific format;
Image lattice is the electrical patterns consisting of the point with certain specification size, and these are arranged according to certain encoding law, and has certain graphic parameter planning;
The electrical patterns generating by encoding law has the ability of storage information, can store the information of certain capacity, and can be resolved out;
Image lattice is cured in printed medium surface by the mode of printing;
Image lattice precision is higher, distribute and have in a large number the point of certain size, and the diameter of point is small in unit area;
Image lattice is cured after printed medium surface, in a kind of mode of printing mark, presents;
This image lattice can correctly be identified by a kind of authentication terminal equipment, and extracts the wherein identity information of definition.
2. a kind of image false-proof recognition methods that is applied to bill according to claim 1, is characterized in that: dot pattern be by electrical patterns as printing source, by establishment, generate electrical patterns and decide the size shape of sign; And this electrical patterns can be realized efficient coding on less area, useful area minimum reaches 3*3 square millimeter can realize identification.
3. a kind of image false-proof recognition methods that is applied to bill according to claim 1, is characterized in that: described electrical patterns is directly to be generated by software having certain coding rule, can generate the distinct graphics of some different codings mode.
4. a kind of image false-proof recognition methods that is applied to bill according to claim 3, it is characterized in that: the coding of this image lattice has the ability of storage identity information, and the size of stored message capability depends on the size of coded system and anti-counterfeiting mark effective coverage.
5. a kind of image false-proof recognition methods that is applied to bill according to claim 4, is characterized in that: the coding of this image lattice can resolve out by identification equipment, and gets the anti-counterfeiting information being stored in coding.
6. a kind of image false-proof recognition methods that is applied to bill according to claim 1, is characterized in that: electrical patterns cannot directly solidify on printed medium, needs to be first cured in printing on forme used by mask-making technology.
7. a kind of image false-proof recognition methods that is applied to bill according to claim 6, is characterized in that: the forme that is applicable to image lattice printing need to reach certain precision, meets printing precision requirement; It is the ink point mark of 30 microns that accuracy requirement minimum can print out diameter.
8. a kind of image false-proof recognition methods that is applied to bill according to claim 1, is characterized in that: the ink of printing images dot matrix need contain the ultrared active principle of absorption peculiar spectrum, uses the figure layer of the direct printing counterfeit prevention mark of this ink.
9. a kind of image false-proof recognition methods that is applied to bill according to claim 1, is characterized in that: bill body surface is solidified in this image lattice printing, and this body surface will reach certain bill degree, to guarantee the printing quality of anti-counterfeiting mark.
10. a kind of image false-proof recognition methods that is applied to bill according to claim 1, is characterized in that: this image lattice can be captured and resolve by specific authentication equipment, obtains wherein canned data simultaneously, and discharges identification result by instrument;
By result and the bill surface information of differentiating instrument acquisition, compare, if the information that dot pattern extracts is consistent with bill cleartext information, judge that this bill is as true.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310721593.6A CN103729672A (en) | 2013-03-04 | 2013-12-25 | Image anti-counterfeiting recognition method applied to bills |
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| CN201310067074.2 | 2013-03-04 | ||
| CN201310067074 | 2013-03-04 | ||
| CN201310721593.6A CN103729672A (en) | 2013-03-04 | 2013-12-25 | Image anti-counterfeiting recognition method applied to bills |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104112110A (en) * | 2014-05-08 | 2014-10-22 | 立德高科(北京)数码科技有限责任公司 | Method for realizing information processing by solidifying image lattices on smooth surface |
| CN105448188A (en) * | 2016-01-28 | 2016-03-30 | 山东泰宝防伪技术产品有限公司 | Variable encrypted digit and pattern anti-counterfeiting mark and preparing process and application thereof |
| CN107170354A (en) * | 2017-07-20 | 2017-09-15 | 河北鑫宏源印刷包装有限责任公司 | Can detection temperature antifalsification label and preparation method |
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| CN101540005A (en) * | 2009-04-10 | 2009-09-23 | 顾泽苍 | Method for processing random figure code |
| CN102411717A (en) * | 2010-09-25 | 2012-04-11 | 顾泽苍 | Digital anti-counterfeit printing processing method |
| WO2012133528A1 (en) * | 2011-03-31 | 2012-10-04 | 株式会社シンク・ラボラトリー | Information display system and dot pattern printed material |
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Patent Citations (3)
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| CN101540005A (en) * | 2009-04-10 | 2009-09-23 | 顾泽苍 | Method for processing random figure code |
| CN102411717A (en) * | 2010-09-25 | 2012-04-11 | 顾泽苍 | Digital anti-counterfeit printing processing method |
| WO2012133528A1 (en) * | 2011-03-31 | 2012-10-04 | 株式会社シンク・ラボラトリー | Information display system and dot pattern printed material |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104112110A (en) * | 2014-05-08 | 2014-10-22 | 立德高科(北京)数码科技有限责任公司 | Method for realizing information processing by solidifying image lattices on smooth surface |
| CN105448188A (en) * | 2016-01-28 | 2016-03-30 | 山东泰宝防伪技术产品有限公司 | Variable encrypted digit and pattern anti-counterfeiting mark and preparing process and application thereof |
| CN107170354A (en) * | 2017-07-20 | 2017-09-15 | 河北鑫宏源印刷包装有限责任公司 | Can detection temperature antifalsification label and preparation method |
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Application publication date: 20140416 |