CN101590762A - By examination miniature image encoding and the method for identifying code to discern the false from the genuine - Google Patents
By examination miniature image encoding and the method for identifying code to discern the false from the genuine Download PDFInfo
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- CN101590762A CN101590762A CN 200810113069 CN200810113069A CN101590762A CN 101590762 A CN101590762 A CN 101590762A CN 200810113069 CN200810113069 CN 200810113069 CN 200810113069 A CN200810113069 A CN 200810113069A CN 101590762 A CN101590762 A CN 101590762A
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Abstract
By examination miniature image encoding and the method for identifying code to discern the false from the genuine, it may further comprise the steps about a kind of in the present invention: the anti-counterfeit certificate surface printing represent these article to be tested identifying code and with the miniature image encoding of this authentication code matches; Optical module obtains the optical image after the anti-counterfeit certificate micro-amplification in surface, and by imageing sensor this optical image is generated as digitized video; Image recognizing and processing unit checks whether there is miniature image encoding from the digitized video that imageing sensor generates; If there is miniature image encoding in the digitized video, then pick up this miniature image encoding and be decoded as and its unique corresponding information code, control module control output unit is with this information code output; The information code of output unit output is compared with the identifying code of anti-counterfeit certificate surface printing, and anti-counterfeit certificate is for true if information code and identifying code are complementary, if be not complementary then anti-counterfeit certificate is vacation.
Description
[affiliated technical field]
The present invention relates to a kind of by examination miniature image encoding and the method for identifying code to discern the false from the genuine, relate in particular to a kind of miniature image encoding and identifying code that is printed with coupling, and by miniature image encoding and identifying code are checked whether mate the method for discerning the false from the genuine.
[background technology]
In existing anti-counterfeiting technology, mainly contain following several as false proof measures that certificate adopted such as identity card, passports: be that laser holographic pattern is set on certificate 1) than common mode, the shortcoming of the anti-counterfeiting mark that this employing human eye is discerned is, just can copy forgery as long as adopt similar equipment, can't distinguish true and false, not only antiforge function is not strong, and cost is high; 2) read message of looking to the document surface anti-counterfeit recognition adopts the false proof mode of physics intuitively, with false proof some level by rank management, shortcoming be easily divulge a secret, false proof mode adopts is general character chemoprevention puppet, a bit be broken fall completely; 3) look read message and the pass point with certificate is stored in certificate and makes in the IC chip of one, the shortcoming of this mode is once chip damages, the machine-readable anti-false recognition function of certificate had just lost efficacy, need in former database, inquire about by network, inquire about inconvenience, particularly can't with situation that network is connected under will be difficult to realize examination that the IC-card chip cost is high in addition.
In the existing anti-counterfeiting technology, also comprise a kind of by the false proof method of encoded micro holes, see also Chinese patent application number: 99100515.5, this method is done the microcosmic particle barrier layer with coding version (micropore mother matrix) and is carried out the heavy charged particle irradiation, when checking every piece to identify, compare to discern the false from the genuine by the micropore distribution of micropore distribution map and coding version, still the shortcoming of this anti-counterfeiting technology is, this micropore is easy to copy equally, and antiforge function is not strong.
In addition, in the prior art, it is increasingly mature to utilize optical pickup device to read the miniature image encoding technology of body surface printing, see also the Chinese invention patent of patent No. ZL02122633.4, denomination of invention is: make the method for image index and the treatment system of application image index, this patent has disclosed a kind of device of discerning miniature image encoding in detail, this miniature image encoding can be every square centimeter of dot matrix that is provided with 13950 stains at most, therefore be not beyond recognition the formation of its image coding, have the characteristic that is difficult for by the ordinary people discerned by special equipment.
[summary of the invention]
The object of the present invention is to provide a kind of new passing through to check miniature image encoding and the method for identifying code to discern the false from the genuine, technical problem to be solved is the anti-counterfeit certificate surface to be had be difficult for image coding that is identified by the human eye and duplicates and the identifying code that can be identified by the human eye, and whether mates the branch evident by checking the image coding that prints on the anti-counterfeit certificate with identifying code again.
The object of the invention to solve the technical problems realizes by the following technical solutions.According to inventing propose a kind of by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it may further comprise the steps: the anti-counterfeit certificate surface printing represent these article to be tested identifying code and with the miniature image encoding of this authentication code matches, this miniature image encoding is the minute pattern array that is combined to form and can not be discerned by human eye by a plurality of little elementary areas, and this miniature image encoding is corresponding with above-mentioned authentication code matches through the unique information code that obtains in decoding back; Optical module obtains the optical image after the anti-counterfeit certificate micro-amplification in surface, and by imageing sensor this optical image is generated as digitized video; Image recognizing and processing unit checks whether there is miniature image encoding from the digitized video that imageing sensor generates; If there is miniature image encoding in the digitized video, then pick up this miniature image encoding and be decoded as and its unique corresponding information code, control module control output unit is with this information code output; The information code of output unit output is compared with the identifying code of anti-counterfeit certificate surface printing, and anti-counterfeit certificate is for true if information code and identifying code are complementary, if be not complementary then anti-counterfeit certificate is vacation.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, there is not miniature image encoding in the wherein said digitized video, wait for that then imageing sensor sends the digitized video there is miniature image encoding, or inform by output unit and not contain effective miniature image encoding in this anti-counterfeit certificate.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said miniature image encoding is made up of a plurality of little elementary areas, and distinguishes different miniature image encoding with the compound mode of a plurality of little elementary areas in each miniature image encoding.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said miniature image encoding is to be printed on the anti-counterfeit certificate surface with specialty inks, and it is different that this specialty inks is penetrated the light wave and the common ink that are reflected down in the illumination of specific wavelength; Described anti-counterfeit certificate surface is with the information beyond the common ink printing miniature image encoding, and specialty inks is not all contained on the anti-counterfeit certificate surface except that miniature image encoding; Described optical module is provided with special light sources, filter and lens, this special light sources is radiated at the anti-counterfeit certificate surface with the light of specific wavelength, lens amplify the optical image on anti-counterfeit certificate surface, and filter filters the light of specialty inks beyond the light-wave band that is reflected under the special light sources irradiation.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said miniature image encoding is that absorption ink printing with a large amount of absorption infrared lights is on the anti-counterfeit certificate surface.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said absorption printing ink is for containing carbon printing ink.
Aforesaid wherein said anti-counterfeit certificate is printed with the fallback area with common ink on the surface by examination miniature image encoding and the method for identifying code to discern the false from the genuine, and miniature image encoding is printed in the fallback area with specialty inks; The color of described common ink is identical with the color of specialty inks.
It is aforesaid that wherein said identifying code is printed in the fallback area by examination miniature image encoding and the method for identifying code to discern the false from the genuine, and with the color printing different with the fallback area ink colors.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said identifying code is arranged at the anti-counterfeit certificate surface for false proof mode.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said identifying code is arranged at the anti-counterfeit certificate surface with the watermark form.
Aforesaid by examination miniature image encoding and the method for identifying code to discern the false from the genuine, wherein said identifying code is with the ink printing that comprises ultraviolet fluorescence powder.
By technique scheme, the present invention has following advantage by examination miniature image encoding and identifying code with the method for discerning the false from the genuine:
The present invention is by obtaining the miniature image encoding of anti-counterfeit certificate surface printing by examination miniature image encoding and identifying code with the method for discerning the false from the genuine, obtain information code after this miniature image encoding decoded, again the identifying code of information code and anti-counterfeit certificate surface printing is checked, according to the checked result examination true and false.Adopt in the method for the present invention, anti-counterfeit certificate is to be made by any object that can print miniature image encoding, or the direct object to be tested that miniature image encoding is arranged at surface printing itself, and the printing miniature image encoding only need be printed and gets final product, therefore with low cost, in addition, to early stage false proof article to be tested not being set, can realize antiforge function fast by mode in its surface printing miniature image encoding;
Above-mentioned miniature image encoding is to constitute with very small little elementary area, therefore neither can influence the visual effect of other pictographs of anti-counterfeit certificate surface printing, can guarantee again under the situation of not using specific apparatus, the figure that the ordinary people can't differentiate this miniature image encoding constitutes, to guarantee the security of this miniature image encoding, simultaneously, under the situation that the surperficial large tracts of land of anti-counterfeit certificate is damaged, the miniature image encoding recognition device still can be checked the true and false by obtain miniature image encoding on minimum not broken parts;
Above-mentioned miniature image encoding is very small, each miniature image encoding all is made up of a plurality of little elementary areas, and distinguish each miniature image encoding with the compound mode between little elementary area, and each little elementary area diameter can be as small as 40 μ m at least, as adopt 16 little elementary areas to constitute a miniature image encoding, then wherein 7 little elementary areas are used to locate miniature image encoding, and 9 little elementary areas are formed 3 * 3 planar state region array, obtain 4 with this
9(=262144) plant different combinations of states, correspondence obtains 262144 different numerical value that can define the different product check code, can from described 262144 kinds of combinations of states take out wherein 65536 combinations of states, with literal 65536 affiliated coding sites in the corresponding ten thousand country code coding structures, all the other combinations of states then can keep as other purposes, hence one can see that, miniature image encoding be naked eyes can not discern, and little elementary area array combination mode is various, therefore very being suitable as anti-fake certificate uses, miniature image encoding also can utilize its employed printing ink of printing to distinguish mutually with the printing ink of other parts of printing in addition, utilize the optical filter filtration of miniature image encoding recognition device to obtain miniature image encoding again, thereby make the miniature image encoding of printing on the anti-counterfeit certificate of the present invention must possess the special light sources irradiation at the same time, the little amplification of high power digital display, just can obtain under the condition that specific optical filter optical filtering etc. all possesses, further realize protection as the miniature image encoding of anti-counterfeiting mark;
The present invention takes directly to read the mode of the miniature image encoding of anti-counterfeit certificate surface printing and checks, therefore it is fast to have recognition speed, finish the examination work of a large amount of article to be tested within a short period of time, in addition, by also can inquire the partial information of product to the inquiry of the visible identifying code of human eye, as product batches, sell the time etc., identifying code is arranged in false proof mode and then more can makes anti-counterfeit certificate have non-reproduction on the anti-counterfeit certificate.
[description of drawings]
Fig. 1 is the structured flowchart that utilizes the false proof Antiforge system of miniature image encoding and authentication code matches of the present invention.
Fig. 2 is that anti-counterfeit certificate of the present invention is applied in the schematic diagram on the bottle.
Fig. 3 is the schematic diagram of the many groups of printing miniature image encoding on the anti-counterfeit certificate of the present invention.
Fig. 4 is the schematic diagram of little elementary area array combination structure in the miniature image encoding.
Fig. 5 is the schematic diagram of the state region set-up mode of miniature image encoding.
Fig. 6 is that the present invention is by examination miniature image encoding and the method flow diagram of identifying code to discern the false from the genuine.
[specific embodiment]
Reach technological means and the effect that predetermined purpose is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, a kind of miniature image encoding and false proof Antiforge system of authentication code matches of utilizing to foundation the present invention proposition, its specific embodiment, structure, feature and effect thereof, describe in detail as after.
See also shown in Figure 1, it is the structured flowchart that utilizes the false proof Antiforge system of miniature image encoding and authentication code matches of the present invention, this anti-counterfeit system of micro image code comprises miniature image encoding recognition device and anti-counterfeit certificate, the anti-counterfeit certificate surface printing has in order to the miniature image encoding of representing article to be tested and the identifying code corresponding with this miniature image encoding, this miniature image encoding is made up of a plurality of little elementary areas, and distinguish different miniature image encoding with the compound mode of a plurality of little elementary areas in each miniature image encoding, and these a plurality of little elementary areas be combined to form human eye the minute pattern that can not discern; Described miniature image encoding is identical with the identifying code of anti-counterfeit certificate surface printing through the information code that decoding can uniquely obtain.On every anti-counterfeit certificate printed miniature image encoding be for the identifying code of different article to be tested one to one, and every article to be tested are advisable to have unique identifying code.
Particularly, above-mentioned miniature image encoding is to carry out Code And Decode with the compound mode of a plurality of little elementary areas, promptly at first according to the combination array mode of setting that the compound mode of various little elementary areas is corresponding one by one with different information codes, image recognizing and processing unit is decoded to miniature image encoding according to the combination array shape of little elementary area.
Above-mentioned miniature image encoding recognition device comprises: the optical module that is used to obtain anti-counterfeit certificate surface microscopic magnified optical images; The optical image that optical module is obtained is generated as the imageing sensor of digitized video; Image recognizing and processing unit is picked up miniature image encoding, and this miniature image encoding is decoded as and its unique corresponding information code from the digitized video that imageing sensor generates; Output unit is used for the information code output that will obtain after the miniature image encoding decoding; Control module receives the information code of image recognizing and processing unit output, and controls output unit it is exported.Particularly, this output unit can be the display module that comprises display screen, also can be the audio frequency output module that comprises loudspeaker.
See also shown in Figure 2, be that anti-counterfeit certificate of the present invention is applied in the schematic diagram on the bottle, above-mentioned miniature image encoding 10 is printed on anti-counterfeit certificate 1 surface, form by a plurality of little elementary areas 16, and distinguish different miniature image encoding 10 with the compound mode of a plurality of little elementary areas 16 in each miniature image encoding 10, and these a plurality of little elementary areas 16 be combined to form human eye the minute pattern that can not discern.In this accompanying drawing 2 anti-counterfeit certificate is arranged on the bottle top, also can be arranged on each position of other article to be tested, also independently be placed on false proof voucher in the packing box.In addition, also be provided with identifying code 2 on the bottle, be convenient to the examination personnel and check, this identifying code 2 is and character string identical by the unique information code that obtains in miniature image encoding 10 decoding backs or that be complementary.
See also Fig. 3, Fig. 4, shown in Figure 5, Fig. 3 is the schematic diagram of the many groups of printing miniature image encoding on the anti-counterfeit certificate of the present invention, Fig. 4 is the schematic diagram of little elementary area array combination structure in the miniature image encoding, Fig. 5 is the schematic diagram of the state region set-up mode of miniature image encoding, to clearly demonstrate design of the present invention.Miniature image encoding 10 comprises a content-data portion 12 and a table header 14.According to present embodiment, content-data portion 12 comprises 9 little elementary areas that are made of 9 round dots 16, and described content-data portion 12 shared zones are divided into 9 state regions 18, thereby constitute one 3 * 3 planar state region arrays, are that each state region 18 includes a round dot 16.According to the design of present embodiment, can utilize the different putting positions of a round dot 16 in a state region 18, represent a numerical value in the pairing achievement data.Specifically, as shown in Figure 5, one state region 18 can be divided into four virtual regions, and round dot 16 selectivity place lower right, lower left, upper left side, top-right four virtual regions one, to represent four different place values 00,01,10 or 11 respectively.Therefore, the place value shown in Fig. 4 content-data portion 12 is to be formed by little elementary area combinations of states that corresponding configuration among Fig. 6 concerns.Because of each described state region 18 is divided into four virtual regions, when each round dot 16 selectivity are arranged at one of four virtual regions, can make described content-data portion 12 have 4
9(=262144) plant combinations of states.According to as can be known above-mentioned, utilize the putting position of little elementary area (being round dot 16) in the different virtual zone to come miniature image encoding is decoded, and being the duplicator, can not grasp the putting position of the setting of virtual region, little elementary area, therefore, be to have high non-reproduction to the miniature image encoding of forming by a plurality of little elementary areas.
In the first embodiment of the present invention, above-mentioned miniature image encoding with other ink printing of color phase region on anti-counterfeit certificate surface, promptly on the anti-counterfeit certificate surface the employed ink colors of printing miniature image encoding with the printing miniature image encoding beyond ink colors distinguish mutually; Described optical module is provided with lens and filter, and these lens amplify the optical image on anti-counterfeit certificate surface, and filter is with light filtration different with the miniature image encoding color in the optical image.
In the second embodiment of the present invention, above-mentioned miniature image encoding is to be printed on the anti-counterfeit certificate surface with specialty inks, and it is different that this specialty inks is penetrated the light wave and the common ink that are reflected down in the illumination of specific wavelength; Information beyond the miniature image encoding of described anti-counterfeit certificate surface printing is with the common ink printing; Described optical module is provided with special light sources, filter and lens, this special light sources is radiated at the anti-counterfeit certificate surface with the light of specific wavelength, lens amplify the optical image on anti-counterfeit certificate surface, and filter filters the light of specialty inks beyond the light-wave band that is reflected under the special light sources irradiation.
Fallback area with the common ink printing can be set on the above-mentioned anti-counterfeit certificate surface, represent the miniature image encoding of article to be tested to be printed in the fallback area with specialty inks; The color of common ink is identical with the color of specialty inks, thereby utilize same color to mix the part of miniature image encoding and common ink printing, make common user when using micro-multiplying arrangement to observe, can't obtain little elementary area array structure of miniature image encoding.
In the third embodiment of the present invention, above-mentioned miniature image encoding is that absorption ink printing with a large amount of absorption infrared lights is on the anti-counterfeit certificate surface; Be printed with on the anti-counterfeit certificate surface of miniature image encoding with the information beyond the non-absorption ink printing miniature image encoding that does not absorb infrared light; Described optical module is provided with infrared light supply, filter and lens, and this infrared light supply is radiated at the anti-counterfeit certificate surface with infrared light, and lens amplify the optical image on anti-counterfeit certificate surface, and filter filters the light wave of frequency beyond the infrared band.Particularly, above-mentioned absorption printing ink is advisable with the printing ink of carbon containing.
With non-absorption ink printing the fallback area is arranged on the above-mentioned anti-counterfeit certificate surface, the miniature image encoding of representing article to be tested is to absorb ink printing in the fallback area, non-absorption color of ink is identical with the absorption color of ink, thereby utilize same color to mix the part of miniature image encoding and non-absorption ink printing, make common user when using micro-multiplying arrangement to observe, can't obtain little elementary area array structure of miniature image encoding.
Above-mentioned identifying code can be printed in outside the fallback area, also can be printed in the fallback area, and with the color printing different with the fallback area ink colors.In addition, identifying code is arranged at the anti-counterfeit certificate surface in false proof mode and is advisable, and this false proof mode comprises identifying code is arranged at the anti-counterfeit certificate surface with the watermark form, perhaps with identifying code with the ink printing that comprises ultraviolet fluorescence powder in the anti-counterfeit certificate surface.
Seeing also shown in Figure 3ly, is the present invention by examination miniature image encoding and the method flow diagram of identifying code to discern the false from the genuine, and its method is as follows:
The anti-counterfeit certificate surface printing represent these article to be tested identifying code and with the miniature image encoding of this authentication code matches, this miniature image encoding is the minute pattern array that is combined to form and can not be discerned by human eye by a plurality of little elementary areas, and this miniature image encoding is corresponding with above-mentioned authentication code matches through the unique information code that obtains in decoding back;
Optical module obtains the optical image after the anti-counterfeit certificate micro-amplification in surface, and by imageing sensor this optical image is generated as digitized video;
Image recognizing and processing unit checks whether there is miniature image encoding from the digitized video that imageing sensor generates, if there is not miniature image encoding in the digitized video, wait for that then imageing sensor sends the digitized video there is miniature image encoding, or inform by output unit and not contain effective miniature image encoding in this anti-counterfeit certificate;
If there is miniature image encoding in the digitized video, then pick up this miniature image encoding and be decoded as and its unique corresponding information code, control module control output unit is with this information code output;
The information code of output unit output is compared with the identifying code of anti-counterfeit certificate surface printing, and anti-counterfeit certificate is for true if information code and identifying code are complementary, if be not complementary then anti-counterfeit certificate is vacation.
Claims (11)
1, a kind of by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that it may further comprise the steps:
The anti-counterfeit certificate surface printing represent these article to be tested identifying code and with the miniature image encoding of this authentication code matches, this miniature image encoding is the minute pattern array that is combined to form and can not be discerned by human eye by a plurality of little elementary areas, and this miniature image encoding is corresponding with above-mentioned authentication code matches through the unique information code that obtains in decoding back;
Optical module obtains the optical image after the anti-counterfeit certificate micro-amplification in surface, and by imageing sensor this optical image is generated as digitized video;
Image recognizing and processing unit checks whether there is miniature image encoding from the digitized video that imageing sensor generates;
If there is miniature image encoding in the digitized video, then pick up this miniature image encoding and be decoded as and its unique corresponding information code, control module control output unit is with this information code output;
The information code of output unit output is compared with the identifying code of anti-counterfeit certificate surface printing, and anti-counterfeit certificate is for true if information code and identifying code are complementary, if be not complementary then anti-counterfeit certificate is vacation.
2, according to claim 1 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that not existing in the wherein said digitized video miniature image encoding, wait for that then imageing sensor sends the digitized video there is miniature image encoding, or inform by output unit and not contain effective miniature image encoding in this anti-counterfeit certificate.
3, according to claim 1 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said miniature image encoding is made up of a plurality of little elementary areas, and distinguish different miniature image encoding with the compound mode of a plurality of little elementary areas in each miniature image encoding.
4, according to claim 1 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said miniature image encoding is to be printed on the anti-counterfeit certificate surface with specialty inks, it is different that this specialty inks is penetrated the light wave and the common ink that are reflected down in the illumination of specific wavelength; Described anti-counterfeit certificate surface is with the information beyond the common ink printing miniature image encoding, and specialty inks is not all contained on the anti-counterfeit certificate surface except that miniature image encoding; Described optical module is provided with special light sources, filter and lens, this special light sources is radiated at the anti-counterfeit certificate surface with the light of specific wavelength, lens amplify the optical image on anti-counterfeit certificate surface, and filter filters the light of specialty inks beyond the light-wave band that is reflected under the special light sources irradiation.
5, according to claim 4 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said miniature image encoding is that absorption ink printing with a large amount of absorption infrared lights is on the anti-counterfeit certificate surface.
6, according to claim 5 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said absorption printing ink is for containing carbon printing ink.
7, according to claim 4 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that being printed with the fallback area with common ink on the wherein said anti-counterfeit certificate surface, miniature image encoding is printed in the fallback area with specialty inks; The color of described common ink is identical with the color of specialty inks.
8, according to claim 7ly it is characterized in that by examination miniature image encoding and the method for identifying code wherein said identifying code is printed in the fallback area to discern the false from the genuine, and with the color printing different with the fallback area ink colors.
9, according to claim 1 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said identifying code is arranged at the anti-counterfeit certificate surface for false proof mode.
10, according to claim 9 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said identifying code is arranged at the anti-counterfeit certificate surface with the watermark form.
11, according to claim 9 by examination miniature image encoding and the method for identifying code to discern the false from the genuine, it is characterized in that wherein said identifying code is with the ink printing that comprises ultraviolet fluorescence powder.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810113069 CN101590762B (en) | 2008-05-27 | 2008-05-27 | Method for genuine or counterfeit identification by checking micro image code and verification code |
| PCT/CN2009/071350 WO2009143731A1 (en) | 2008-05-27 | 2009-04-20 | An anti-forgery system and its method for identifying the truth of an object by verifying a micro-code and a verification code |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810113069 CN101590762B (en) | 2008-05-27 | 2008-05-27 | Method for genuine or counterfeit identification by checking micro image code and verification code |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101221943A Division CN102673221A (en) | 2008-05-27 | 2008-05-27 | Miniature image code printed on surface of anti-counterfeiting certificate for representing article to be inspected |
| CN 201210122208 Division CN102682269A (en) | 2008-05-27 | 2008-05-27 | Anti-counterfeiting system used for anti-counterfeiting by matching relationship between micro image code and verification code |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101590762A true CN101590762A (en) | 2009-12-02 |
| CN101590762B CN101590762B (en) | 2012-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810113069 Expired - Fee Related CN101590762B (en) | 2008-05-27 | 2008-05-27 | Method for genuine or counterfeit identification by checking micro image code and verification code |
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| CN (1) | CN101590762B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102117572A (en) * | 2009-12-30 | 2011-07-06 | 北京华旗资讯数码科技有限公司 | Method for using click-reading type stamp |
| CN115953175A (en) * | 2023-02-06 | 2023-04-11 | 广东美纳防伪科技有限公司 | Multiple anti-counterfeiting method, system, equipment and storage medium based on surface layer identification |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020158137A1 (en) * | 2001-04-30 | 2002-10-31 | William Grey | Systems and methods wherein a machine-readable item code is substantially invisible to a human |
| CN1311410C (en) * | 2002-06-19 | 2007-04-18 | 松翰科技股份有限公司 | Process for making image index and a system using the image index |
| CN1825331A (en) * | 2005-02-26 | 2006-08-30 | 深圳鼎识科技有限公司 | Method of product anti-forge and goods logistic information managing |
| CN1949242A (en) * | 2006-10-31 | 2007-04-18 | 黄正道 | Pseudo proof method using cryptical symbol, identifying apparatus and cryptical symbol tag |
-
2008
- 2008-05-27 CN CN 200810113069 patent/CN101590762B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102117572A (en) * | 2009-12-30 | 2011-07-06 | 北京华旗资讯数码科技有限公司 | Method for using click-reading type stamp |
| CN115953175A (en) * | 2023-02-06 | 2023-04-11 | 广东美纳防伪科技有限公司 | Multiple anti-counterfeiting method, system, equipment and storage medium based on surface layer identification |
| CN115953175B (en) * | 2023-02-06 | 2023-10-31 | 广东美纳防伪科技有限公司 | Multiple anti-counterfeiting method, system, equipment and storage medium based on surface layer identification |
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| Publication number | Publication date |
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| CN101590762B (en) | 2012-09-26 |
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