Summary of the invention
For the weak point existed in the problems referred to above, the invention provides a kind of anti-tamper security performance improving dot pattern, and the anti-counterfeiting mark with interference element that can not impact the identification of dot pattern and generation method thereof.
For achieving the above object, the invention provides a kind of anti-counterfeiting mark with interference element, comprise can to produce on the dot pattern generated by carbon containing printed material and the layer being superimposed upon described dot pattern, when visual dot pattern interference effect, by not containing the interference element that carbon printing ink generates.
The above-mentioned anti-counterfeiting mark with interference element, wherein, described dot pattern is created on article surface by the visible ink of carbon containing, ink powder or ink, or is created on article surface by the invisible printing ink of carbon containing, ink powder or ink.
The above-mentioned anti-counterfeiting mark with interference element, wherein, described dot pattern is that naked eyes cannot be differentiated and with the mark of designated shape, the useful area of described dot pattern is not less than 3*3 square millimeter, the information point being 30 ~ 40 microns by least one group of diameter regularly arranges and forms, described information point comprises direction reference point, center reference point and check code, and the spacing between adjacent two described information points is 80 microns.
The above-mentioned anti-counterfeiting mark with interference element, wherein, described interference element is composite component, described composite component is arranged on the white space in described information point and/or in described dot pattern, and described composite component is a kind of or combination of at least two kinds in a horizontal and vertical parity check code, lines, numeral and letter.
The above-mentioned anti-counterfeiting mark with interference element, wherein, described interference element is the some horizontal and vertical parity check code that multiple and described information point shape is identical, and described some horizontal and vertical parity check code is distributed between two adjacent described information points.
The above-mentioned anti-counterfeiting mark with interference element, wherein, described interference element is lines, and described lines are arranged on the white space in described information point and/or in described dot pattern.
The above-mentioned anti-counterfeiting mark with interference element, wherein, described interference element is letter, and multiple described letter is arranged on the white space in described information point and/or in described dot pattern.
The present invention also provides a kind of generation method of the anti-counterfeiting mark with interference element, comprises the following steps:
S10, article surface implant by containing carbon printing ink generate dot pattern;
S20, to implant by the interference element layer generated without carbon printing ink at article surface, make that described interference element is stacked to be added on described dot pattern.
Above-mentioned method, wherein, in step slo, comprises following sub-step:
User side according to effective identification area of the required dot pattern of region setting of article surface, shape and logical relation will be implanted in, to generate dot pattern pattern;
Set up the binding relationship of Item Information and dot pattern pattern, after completing the identification to dot pattern, Item Information corresponding thereto can be fed back.
Above-mentioned method, wherein, for identifying that the spectrum of dot pattern is different from for identifying the spectrum of interference element layer, for identifying that the spectrum of dot pattern is infrared ray, infrared ray can through dot pattern described in described interference element layer Direct Recognition.
Compared with prior art, the present invention has the following advantages:
1, the present invention by increasing interference element on dot pattern, thus make fake producer's None-identified go out the real anti-fake code corresponding with article, greatly adds false proof security and the difficulty of deciphering;
2, due to for identify dot pattern be naked eyes invisible light spectrum and the naked eyes for identifying interference element layer can the spectrum of light different, therefore, even if be coated with interference element layer also can not affect reading to dot pattern and identification on dot pattern;
3, the precision due to dot pattern is high, and information point in dot pattern is small, the structure of dot pattern cannot be differentiated in naked eyes situation, simultaneously, because dot pattern is with specific shape, therefore, this dot pattern cannot be copied by the mode duplicated or scan, thus improves the anti-counterfeiting performance of dot pattern;
4, because dot pattern can also adopt carbon containing invisible printing ink to be printed on article surface, therefore, further add false proof security.
Embodiment
As shown in Fig. 1 to Fig. 1 b, anti-counterfeiting mark provided by the invention, comprise can to produce on the dot pattern generated by carbon containing printed material and the layer being superimposed upon dot pattern, when visual dot pattern interference effect, by not containing the interference element that carbon printing ink generates.
In the present embodiment, the useful area of dot pattern 1 is not less than 3*3 square millimeter, cannot differentiate and be that the information point of 30 ~ 40 microns regularly arranges and forms by least one group of diameter for naked eyes.Wherein, information point comprises direction reference point, center reference point and check code, and the spacing between adjacent two information points is 80 microns.Because the information point in dot pattern is small, the structure of dot pattern cannot be differentiated in naked eyes situation.In addition, because dot pattern is with specific shape, therefore, this dot pattern cannot be copied by the mode duplicated or scan.
Dot pattern 1 adopt can the coating that identifies by naked eyes invisible light, and utilize at least one mode in printing, spraying, drafting to be attached on the white space of article, can the coating that identifies by naked eyes invisible light be one in the visible coating of carbon containing or the invisible coating of carbon containing, the visible coating of carbon containing is visible ink or the ink of carbon containing, and the invisible coating of carbon containing is colorless ink or the ink of carbon containing.Due to visible ink or the ink of carbon containing, and the colorless ink of carbon containing or ink can absorb the infrared ray of specific band, therefore, only have infrared ray recognition device can to identify the information in dot pattern.
In the present embodiment, dot pattern adopts the invisible printing ink that can absorb the carbon containing of naked eyes invisible light, and utilizes printer to be attached on the white space of carrier.Owing to using the invisible printing ink of carbon containing, therefore, naked eyes, when observing carrier, can not be observed color and the shape of dot pattern, can further improve the anti-counterfeiting performance of dot pattern.
Interference element is composite component 2, and composite component is arranged on the white space in information point and/or in dot pattern, and composite component is a kind of or combination of at least two kinds in a horizontal and vertical parity check code, lines, numeral and letter.
In the present embodiment, composite component is the combination of a horizontal and vertical parity check code, lines, numeral and letter.
As shown in Fig. 2 to 2b, anti-counterfeiting mark provided by the invention, comprise can to produce on the dot pattern generated by carbon containing printed material and the layer being superimposed upon dot pattern, when visual dot pattern interference effect, by not containing the interference element that carbon printing ink generates.
In the present embodiment, the useful area of dot pattern 1 is not less than 3*3 square millimeter, cannot differentiate and be that the information point of 30 ~ 40 microns regularly arranges and forms by least one group of diameter for naked eyes.Wherein, information point comprises direction reference point, center reference point and check code, and the spacing between adjacent two information points is 80 microns.Because the information point in dot pattern is small, the structure of dot pattern cannot be differentiated in naked eyes situation.In addition, because dot pattern is with specific shape, therefore, this dot pattern cannot be copied by the mode duplicated or scan.
Dot pattern 1 adopt can the coating that identifies by naked eyes invisible light, and utilize at least one mode in printing, spraying, drafting to be attached on the white space of article, can the coating that identifies by naked eyes invisible light be one in the visible coating of carbon containing or the invisible coating of carbon containing, the visible coating of carbon containing is visible ink or the ink of carbon containing, and the invisible coating of carbon containing is colorless ink or the ink of carbon containing.Due to visible ink or the ink of carbon containing, and the colorless ink of carbon containing or ink can absorb the infrared ray of specific band, therefore, only have infrared ray recognition device can to identify the information in dot pattern.
In the present embodiment, dot pattern adopts the invisible printing ink that can absorb the carbon containing of naked eyes invisible light, and utilizes printer to be attached on the white space of carrier.Owing to using the invisible printing ink of carbon containing, therefore, naked eyes, when observing carrier, can not be observed color and the shape of dot pattern, can further improve the anti-counterfeiting performance of dot pattern.
Interference element is lines 3, and multiple lines 3 are arranged in information point and/or on white space in dot pattern 1.
As shown in Fig. 3 to 3b, anti-counterfeiting mark provided by the invention, comprise can to produce on the dot pattern generated by carbon containing printed material and the layer being superimposed upon dot pattern, when visual dot pattern interference effect, by not containing the interference element that carbon printing ink generates.
In the present embodiment, the useful area of dot pattern 1 is not less than 3*3 square millimeter, cannot differentiate and be that the information point of 30 ~ 40 microns regularly arranges and forms by least one group of diameter for naked eyes.Wherein, information point comprises direction reference point, center reference point and check code, and the spacing between adjacent two information points is 80 microns.Because the information point in dot pattern is small, the structure of dot pattern cannot be differentiated in naked eyes situation.In addition, because dot pattern is with specific shape, therefore, this dot pattern cannot be copied by the mode duplicated or scan.
Dot pattern 1 adopt can the coating that identifies by naked eyes invisible light, and utilize at least one mode in printing, spraying, drafting to be attached on the white space of article, can the coating that identifies by naked eyes invisible light be one in the visible coating of carbon containing or the invisible coating of carbon containing, the visible coating of carbon containing is visible ink or the ink of carbon containing, and the invisible coating of carbon containing is colorless ink or the ink of carbon containing.Due to visible ink or the ink of carbon containing, and the colorless ink of carbon containing or ink can absorb the infrared ray of specific band, therefore, only have infrared ray recognition device can to identify the information in dot pattern.
In the present embodiment, dot pattern adopts the invisible printing ink that can absorb the carbon containing of naked eyes invisible light, and utilizes printer to be attached on the white space of carrier.Owing to using the invisible printing ink of carbon containing, therefore, naked eyes, when observing carrier, can not be observed color and the shape of dot pattern, can further improve the anti-counterfeiting performance of dot pattern.
Interference element is letter 4, and multiple alphabetical 4 are arranged on the white space in information point and/or in described dot pattern 1.
As shown in Fig. 4 to 4b, anti-counterfeiting mark provided by the invention, comprise can to produce on the dot pattern generated by carbon containing printed material and the layer being superimposed upon dot pattern, when visual dot pattern interference effect, by not containing the interference element that carbon printing ink generates.
In the present embodiment, the useful area of dot pattern 1 is not less than 3*3 square millimeter, cannot differentiate and be that the information point of 30 ~ 40 microns regularly arranges and forms by least one group of diameter for naked eyes.Wherein, information point comprises direction reference point, center reference point and check code, and the spacing between adjacent two information points is 80 microns.Because the information point in dot pattern is small, the structure of dot pattern cannot be differentiated in naked eyes situation.In addition, because dot pattern is with specific shape, therefore, this dot pattern cannot be copied by the mode duplicated or scan.
Dot pattern 1 adopt can the coating that identifies by naked eyes invisible light, and utilize at least one mode in printing, spraying, drafting to be attached on the white space of article, can the coating that identifies by naked eyes invisible light be one in the visible coating of carbon containing or the invisible coating of carbon containing, the visible coating of carbon containing is visible ink or the ink of carbon containing, and the invisible coating of carbon containing is colorless ink or the ink of carbon containing.Due to visible ink or the ink of carbon containing, and the colorless ink of carbon containing or ink can absorb the infrared ray of specific band, therefore, only have infrared ray recognition device can to identify the information in dot pattern.
In the present embodiment, dot pattern adopts the invisible printing ink that can absorb the carbon containing of naked eyes invisible light, and utilizes printer to be attached on the white space of carrier.Owing to using the invisible printing ink of carbon containing, therefore, naked eyes, when observing carrier, can not be observed color and the shape of dot pattern, can further improve the anti-counterfeiting performance of dot pattern.
Interference element is multiple some horizontal and vertical parity check codes 5 identical with information point shape, and multiple somes horizontal and vertical parity check codes 5 are distributed between two adjacent information points.
As shown in Figure 5, the present invention also provides a kind of generation method of the anti-counterfeiting mark with interference element, comprises the following steps:
S10, article surface implant by containing carbon printing ink generate dot pattern.
Wherein, in step slo, following sub-step is comprised:
User side according to effective identification area of the required dot pattern of region setting of article surface, shape and logical relation will be implanted in, to generate dot pattern pattern;
Set up the binding relationship of Item Information and dot pattern pattern, after completing the identification to dot pattern, Item Information corresponding thereto can be fed back.
S20, to implant by the interference element layer generated without carbon printing ink at article surface, make that interference element is stacked to be added on dot pattern.
Wherein, the area of interference element layer is set according to effective identification area of dot pattern, interference element layer can be covered on dot pattern completely, or be added in stacked for interference element on a certain region of dot pattern.
For identifying that the spectrum of dot pattern is different from for identifying the spectrum of interference element layer, for identifying that the spectrum of dot pattern is infrared ray, infrared ray can through dot pattern described in described interference element layer Direct Recognition.
The useful area of dot pattern is not less than 3*3 square millimeter, cannot differentiate and be that the information point of 30 ~ 40 microns regularly arranges and forms by least one group of diameter for naked eyes.Wherein, information point comprises direction reference point, center reference point and check code, and the spacing between adjacent two information points is 80 microns.Because the information point in dot pattern is small, the structure of dot pattern cannot be differentiated in naked eyes situation.In addition, because dot pattern is with specific shape, therefore, this dot pattern cannot be copied by the mode duplicated or scan.
Dot pattern adopt can the coating that identifies by naked eyes invisible light, and utilize at least one mode in printing, spraying, drafting to be attached on the white space of article, can the coating that identifies by naked eyes invisible light be one in the visible coating of carbon containing or the invisible coating of carbon containing, the visible coating of carbon containing is visible ink or the ink of carbon containing, and the invisible coating of carbon containing is colorless ink or the ink of carbon containing.Due to visible ink or the ink of carbon containing, and the colorless ink of carbon containing or ink can absorb the infrared ray of specific band, therefore, only have infrared ray recognition device can to identify the information in dot pattern.
Dot pattern adopts the invisible printing ink that can absorb the carbon containing of naked eyes invisible light, and utilizes printer to be attached on the white space of carrier.Owing to using the invisible printing ink of carbon containing, therefore, naked eyes, when observing carrier, can not be observed color and the shape of dot pattern, can further improve the anti-counterfeiting performance of dot pattern.
Interference element is composite component 2, and composite component is arranged on the white space in information point and/or in dot pattern, and composite component is a kind of or combination of at least two kinds in a horizontal and vertical parity check code, lines, numeral and letter.
When needing have the article of dot pattern to distinguish to implantation, the Infrared sent by infrared ray recognition device can arrive at dot pattern surface through interference element layer, thus the image getting dot pattern is to carry out discriminated operant.
In addition, according to non-infrared ray recognition device, dot pattern is identified, then there will be following two kinds of situations:
Situation one,
If the spectrum of the light sent by non-infrared ray recognition device is identical with for identifying the spectrum of interference element layer, the light then sent by non-infrared ray recognition device cannot run through interference element layer, the image of interference element layer can only be obtained, the top of dot pattern cannot be arrived at.
Situation two,
If the spectrum of the light sent by non-infrared ray recognition device is different from for identifying the spectrum of interference element layer, the light then sent by non-infrared ray recognition device can run through interference element layer, arrive at the top of dot pattern, but, because the spectrum of its light is different from for identifying the spectrum of dot pattern, therefore, the image of dot pattern cannot still be obtained.
As shown in Figure 6, this dot pattern take code-point as least unit, and each code-point size is between 30 to 40um; The spacing (from a dot center to another Chinese and Western) of every adjacent code-point is about 80um; A complete coding unit block accounts for 1.5mm*0.7mm size.Wherein, the direction reference point in dot pattern comprises Ref0 to Ref6 and Ref23, and the straight line of definition Ref0, Ref1, Ref2 composition exists the vertical relation of clockwise direction with the straight line that Ref0, Ref3, Ref4 form.Ref7 to Ref22 is other reference point, and CRC0 to CRC5 is the code-point of CRC check code.
Only having 4 little lattice except the nine grids corresponding to Ref2, Ref5 can for placing except code-point, and 9 nine grids corresponding from Ref7 to Ref22 have 8 little lattice can supply to place code-point.We define each nine grids except its center reference point, each nine grids have and only have little lattice to there is code-point, be equivalent to the data volume of nine grids corresponding to Ref2, Ref5 respectively containing 2 bit, and the data volume of 9 nine grids respectively containing 3 bit that Ref7 to Ref22 is corresponding.And the data volume of two data points corresponding immediately below reference point Ref23 respectively containing 1 bit, therefore the data volume that complete encoding block contains is 2*2+3*16+2=54bit, namely 18014398509481984.
Only as described above, be only preferred embodiment of the present invention, such as professional who are familiar with this art.After understanding technological means of the present invention, natural energy, according to actual needs, is changed under the teachings of the present invention.Therefore all equal changes of doing according to the present patent application the scope of the claims and modification, once should still remain within the scope of the patent.