CN101306615A - Anti-counterfeiting structure for running license and recognizing process thereof - Google Patents
Anti-counterfeiting structure for running license and recognizing process thereof Download PDFInfo
- Publication number
- CN101306615A CN101306615A CN 200810123264 CN200810123264A CN101306615A CN 101306615 A CN101306615 A CN 101306615A CN 200810123264 CN200810123264 CN 200810123264 CN 200810123264 A CN200810123264 A CN 200810123264A CN 101306615 A CN101306615 A CN 101306615A
- Authority
- CN
- China
- Prior art keywords
- pixel
- micro
- sub
- structural
- driving license
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Credit Cards Or The Like (AREA)
Abstract
The invention provides an anti-counterfeit structure for a vehicle driving license. The anti-counterfeit structure is formed on a main body of the vehicle driving license by film lamination. The anti-counterfeit structure is provided with a micro-structure identification pattern. The invention is characterized in that: the identification pattern at least comprises three pattern zones, each of the three pattern zones has the micro-structure as follows: the pixel (1) is formed by sub-pixels of three different color-separation gratings, and the sub-pixels individually correspond to different diffracted colors to form red, green and blue diffractions; the pixel (2) is formed by micro-gratings and sub-pixels with random strip structure and provide composite color diffraction; and each pixel in the pattern (3) is formed by micro-characters, the internal structure of the micro-character is grating and the shape of the pixel automatically changes along with the change of the pattern profile, thereby ensuring smooth connection of the pattern profiles. The pattern has remarkable visual characteristics and is easy to be identified in the public places to ensure rapid identification of vehicle driving licenses.
Description
Technical field
The present invention relates to driving license plastic packaging film anti-counterfeiting technology and public security field, be specifically related to the anti-counterfeit structure that is used for driving license that a kind of pattern that utilizes hyperfine structure to constitute is realized, have figure dynamic vision recognition effect, be applicable to card card anti-tamper security field.
Background technology
The forgery and illegal imitation of brand-name products phenomenon of perfect instrument that relates to public safety is obvious day by day, had a strong impact on the level playing field in market, in fact, all there is serious personation phenomenon in certificate in marketable securities, law certificate and the various industry, these certificates all need effectively to look reads means of identification, for the general certificate that uses in motor-driven occasion, the staff need be under common working environment, distinguish the certificate true and false fast, require the certificate and the vital document of mobility strong thus, need to adopt recognition methods simple and easy, identifying schemes is read in high content of technology looking.Therefore, differentiate that for having the research of reading method for anti-counterfeit of looking convenient, high technology content has great realistic meaning.Seeking a kind of new looking and read to discern anti-fake scheme and method of producing, is those skilled in the art's questions of common concern.
Adopt micro nano structure to realize that the manufacturing of figure has significant application value.Different microstructure graphs has different optical characteristics, can form the novel figure of various display effects thus.At present, in the manufacture method of micro-structural, beamwriter lithography, laser direct-writing, ion beam etching etc. are the major technology means.
Summary of the invention
The purpose of this invention is to provide a kind of special use, looking of multiple microstructure graph combination read light and become figure, can look fast under conventional environment and read identification, this structure is used for the looking of plastic packaging film of driving license and reads anti-counterfeit recognition.
For achieving the above object, the technical solution used in the present invention is: a kind of anti-counterfeit structure that is used for driving license, adopt the plastic packaging film to realize, on card card body, be provided with the identification pattern that constitutes by micro-structural, described identification pattern comprises three kinds of graphics fields at least, the micro-structural of the pixel in these three kinds of graphics fields is respectively, 1. pixel is made of three kinds of different empty sub-pixs of grating frequently, and the diffraction color that each sub-pix is corresponding different forms red (R), green (G), blue (B) three look diffraction; 2. pixel by the low-light grid and at random the sub-pix of strip structure constitute, form the composite color diffracting effect; 3. each pixel in the figure is made of little literal, and little literal internal structure is a grating, and the shape of pixel makes the smooth connection of graphic outer contour along with graphic outer contour variation and change automatically.
In the technique scheme, the described micro-structural cycle of 1. planting pixel is 600～1200nm; Described micro-structural of 2. planting pixel contains interference fringe, and its cycle is 800-1000nm, the micro-structural live width of described bar shaped at random change at random in 0.25～10um scope.
The degree of depth of described micro-structural is 150～500 nanometers, is filled with transparent high refractive index medium layer on micro-structural, and medium refraction index is greater than 1.8.
Above, treating on the false proof card card body that any one pixel constitutes by the sub-pix of three kinds of empty gratings frequently on first kind of pattern, corresponds respectively to red (R), green (G), blue (B) three kinds of diffraction colors, the empty numerical value frequently of grating is successively: from red, green, blue, empty numerical value frequently increases.If the empty 600 lines/mm frequently of R grating, the empty 900 lines/mm frequently of G grating then, the empty 1200 lines/mm frequently of B grating.
Can find out the sub-pix of R, G, three kinds of colors of B at microscopically.Three kinds of gratings can 360 degree arbitrary orientations in pixel, and still, the gratings orientation in the pixel in three RGB sub-pixs is consistent.Because it is different to form the grating orientation of graphical pixel, therefore, under the different viewing angles, the brightness difference of pixel, the figure of formation has the light change effect, simultaneously, owing to have part white light achromatic effect after the orientation unanimity of RGB sub-pix, its diffraction light are compound mutually.
Any one pixel on second kind of pattern constitutes (referring to accompanying drawing 2) by two kinds of sub-pixs, examine under a microscope, first kind of sub-pix contains optical grating construction, and corresponding to red (R) look diffraction color, the micro-structural that second kind of pixel contains constitutes corresponding to having the random distribution bar shaped.Micro-structural in two kinds of sub-pixs can 360 degree arbitrary orientations, and still, the orientation of the micro-structural in two kinds of sub-pixs is consistent.Because it is different to form the micro-structural orientation of graphical pixel, therefore, under the different viewing angles, the brightness of pixel and color all can change, because the R sub-pix is consistent with the orientation of strip structure at random, has after its diffraction light is mutual compound and partly have variable rainbow effect.
Pixel on the third graphics field (referring to accompanying drawing 3) is made of the miniature literal of integral body input, and according to the shape of pattern edge, the shape of pixel guarantees the smooth of graphic outer contour, for the literal luminous point contains optical grating construction along with change.
As technique complementary of the present invention, can also increase bar shaped speckle microstructure graph and form (accompanying drawing 4) with achromatic properties, the diffraction characteristic of this figure, referring to disclosed Chinese patent application formerly, application number: 200710135197.X.Simultaneously, look the identifiability of reading in order to improve, also increased the identification pattern that constitutes by the sub-wavelength optical texture in the graphics field, described identification pattern comprises two kinds of graphics fields (referring to accompanying drawing 5), the orientation of the micro-structural in these two kinds of graphics fields (square in the rhombus and remainder) is mutually orthogonal, constitutes double vision feel passage; Described structure is referring to patent application 200710135197.X formerly.
In the technique scheme, described have micro-structural and all fill high refractive index medium, guaranteed that the characteristic of micro-structural remains unchanged behind the coated heat melten gel.
The technology path of the making of the micro-structural in the technique scheme is as follows:
(1) microstructure design in graphic designs, the figure;
(2) micro-structural photoetching file generates;
(3) on the photoresist dry plate, carry out the electron beam of figure micro-structural or adopt the laser beam etching of spatial light modulator input, produce the optical grating construction in 500nm-1000nm cycle or strip structure at random.
(4) on the laser interference lithography equipment that has the spatial light modulator input, carry out the variable conoscope image photoetching of a type, has the automatic modulation function of light spot form on this equipment, among the present invention, adopted digital micro-mirror (Digital Micro-mirror Device, DMD), guarantee that the outline by lines of the shape of each luminous point changes automatically as spatial light modulator.
(5) adopt have the slit-shaped diffraction property binary optical elements as beam splitter, produces digitized luminous point with strip structure, photoresist sense plate is carried out photoetching, produce the strip structure figure of change immediately.
(6) development treatment of microstructure graph produces embossment structure;
(7) the back baking is handled;
(8) surface metalation;
(9) precise electrotyping becomes the nickel version;
(10) cast into working version;
(11) PET film coated Information Level;
(12) on Information Level, carry out micro-nano imprint with working version;
(13) evaporation high index of refraction coating on the micro-structural behind the impression;
(14) coated heat melten gel on coating;
(15) cut packing.
The above-mentioned recognition methods that is used for the anti-counterfeit structure of driving license is, get card card to be identified, make white light on described identification pattern, reflection direction at the card card is observed, see that figure one is formed by red (R), green (G), blue (B) three kinds of blend of colors, be the colour changeable effect, when with the microscopic examination luminous point more than the 40#, pixel is made of red (R), green (G), blue (B) three look sub-pix luminous points; Figure two has the mixed color effect of achromatism white light and iridescence, has part rainbow effect, and when with the microscopic examination luminous point more than the 40#, pixel is made of white and red sub-pixel luminous point; Meet above-mentioned feature, then assert this card card, otherwise assert that this card card is for false for true.
Further, get driving license to be identified, make white light on described identification pattern, on the figure one, two and three in the described graphics field, along with the change of viewing angle, the shape of figure and color can change thereupon, when with the microscopic examination luminous point more than the 40#, the shape of luminous point changes automatically along with the change of lines outline, guarantees the slickness of outline.
Get driving license to be identified, make white light on described identification pattern, figure is planted in the in the described graphics field 3., and when with the microscopic examination figure internal structure more than the 40#, luminous point is made of miniature literal, character size scope 40um-80um.
In the technique scheme, adopted the multiple figure that different micro-structurals constitute that has, wherein, first kind of figure discerned under white light has dynamic effect, has the part achromatic effect simultaneously.Second kind of figure has the effect that rainbow mixes with white light under white light, figure has the contraction dynamic effect on the whole simultaneously.The third figure is made of the shape-variable pixel.Little text structure is arranged in the pixel.After the combination of first, second, third kind of figure, under the ordinary light source condition, produced the light change effect of various luster, had well to look and read recognition effect, very easily identification.Simultaneously, the manufacturing technology advanced person of different micro-structurals, the technology difficulty height, safe.
Cooperate above-mentioned microstructure graph scheme, increase binary channels and look interpreting blueprints shape, its recognition methods is: get card card to be identified, make white light on described identification pattern, observe at the minute surface reflection direction, when incident ray during perpendicular to one of them graphics field, it is green that these regional graphics are, and is blue with another regional figure of its quadrature; To block card and rotate 90 ° of observations around centre normal, the color of previous graphics field transfers blueness to, and the color of a back graphics field transfers green to; Meet above-mentioned feature, assert that then this card card is for true; Otherwise assert that this card card is for false.
The present invention compares with prior art, has following beneficial effect:
1. the present invention has adopted the combination of three kinds of microstructure graphs on same certificate, and existing well looking read recognition effect, and identification can be adopted instrument detecting again easily, and is safe;
2. three kinds of microstructure graphs are produced on the same certificate, manufacturing technology advanced person, the technology difficulty height has further improved false proof security.
Description of drawings
Fig. 1 is the diffraction color changing design sketch that three kinds of color R, G, the B sub-pix of graphics field one among the embodiment one constitutes, and comprises the pixel that the constitutes figure pixel inside low-light grid structure after the color of 40# microscopically and 1000 times of amplifications;
Fig. 2 is the micro-structural schematic diagram of two types of sub-pixs among the embodiment one;
Fig. 3 is the figure that is made of little literal among the embodiment one;
Fig. 4 is by orthogonal double channels variable color pictorial diagram among the embodiment one;
Fig. 5 is the figure that is made of bar shaped micro-structural speckle, also has the contraction dynamic effect simultaneously;
Fig. 6 is the driving license schematic diagram of the microstructure graph with multiple different qualities of embodiment one.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further described:
Embodiment one: referring to accompanying drawing 1 to shown in Figure 6, a kind of anti-counterfeit structure that is used for the plastic packaging film of driving license, the identification pattern that constitutes by micro-structural, described identification pattern comprises five kinds of graphics fields at least, one of figure in these five kinds of graphics fields is that figure is a traffic craspedodrome arrow 1, its pixel micro-structural is made of three kinds of different empty sub-pixs of grating frequently, the diffraction color that each sub-pix is corresponding different, form R, G, B three look diffraction, the grating periodic regime 600-1200nm of sub-pix, the degree of depth is at 150-500nm.Two of figure in the graphics field is traffic right-hand bend arrows 2, and its pixel micro-structural is, by optical grating construction and at random the sub-pix of strip structure constitute, form the composite color effect.Each pixel in three figures of the figure of graphics field is made of little literal 3, the grating of little literal internal structure, and the shape of pixel guarantees the smooth of graphic outer contour along with graphic outer contour variation and change automatically.Four of graphics field is to be made of mutually orthogonal sub-wave length grating 4, forms the binary channels discoloration effect with color swap effect, two kinds of graphics field phase non-overlapping copies, and the cycle of described micro-structural is 300～450 nanometers, the flute profile degree of depth is 80～150 nanometers.The graphics field is to be made of the square in the rhombus 5, and implied meaning is " upright, a rule ", and prompting is observed traffic rules and regulations; Five of graphics field is left-hand bend arrows, and pixel is made of strip structure at random, forms complete achromatic effect, constitutes live width change at random in 0.25～10um scope of the optical grating construction of described microstructure graph, and structure relief depth scope is 150-500nm.
In the present embodiment, be filled with transparent high refractive index medium layer on micro-structural, described medium refraction index is greater than 1.8.
Described identification pattern also is provided with other figures, by " safety knot " formation of distinct Chinese characteristics, expresses the meaning of wishing the frame person of taking advantage of safety, also reminds safety.This figure is by " road, vehicle and sign constitute ", the attribute of the certificate of expression.
Above-mentioned micro-structural can adopt electron beam or laser beam photoetching technique to make, and described high refractive index medium adopts vacuum coating technology to make.
Claims (6)
1. anti-counterfeit structure that is used for driving license, adopt the plastic packaging film to realize, on card card body, be provided with the identification pattern that constitutes by micro-structural, it is characterized in that: described identification pattern comprises three kinds of graphics fields at least, and the micro-structural of the pixel in these three kinds of graphics fields is respectively that 1. pixel is made of three kinds of different empty sub-pixs of grating frequently, the diffraction color that each sub-pix is corresponding different forms red, green, blue three look diffraction; 2. pixel by the low-light grid and at random the sub-pix of strip structure constitute, form the composite color diffracting effect; 3. each pixel in the figure is made of little literal, and little literal internal structure is a grating, and the shape of pixel makes the smooth connection of graphic outer contour along with graphic outer contour variation and change automatically.
2. the anti-counterfeit structure that is used for driving license according to claim 1 is characterized in that: the described micro-structural cycle of 1. planting pixel is 600～1200nm; Described micro-structural of 2. planting pixel contains interference fringe, and its cycle is 800-1000nm, the micro-structural live width of described bar shaped at random change at random in 0.25～10um scope.
3. the anti-counterfeit structure that is used for driving license according to claim 2 is characterized in that: the degree of depth of described micro-structural is 150～500 nanometers, is filled with transparent high refractive index medium layer on micro-structural, and medium refraction index is greater than 1.8.
4. the described recognition methods that is used for the anti-counterfeit structure of driving license of claim 1, it is characterized in that: get card card to be identified, make white light on described identification pattern, reflection direction at the card card is observed, see that figure one is formed by red, green, blue three kinds of blend of colors, be the colour changeable effect, when with the microscopic examination luminous point more than the 40#, pixel is made of red, green, blue three look sub-pix luminous points; Figure two has the mixed color effect of achromatism white light and iridescence, has part rainbow effect, and when with the microscopic examination luminous point more than the 40#, pixel is made of white and red sub-pixel luminous point; Meet above-mentioned feature, then assert this card card, otherwise assert that this card card is for false for true.
5. the recognition methods that is used for the anti-counterfeit structure of driving license according to claim 4, it is characterized in that: get driving license to be identified, make white light on described identification pattern, on the figure one, two and three in the described graphics field, along with the change of viewing angle, the shape of figure and color can change thereupon, when with the microscopic examination luminous point more than the 40#, the shape of luminous point changes automatically along with the change of lines outline, guarantees the slickness of outline.
6. the recognition methods that is used for the anti-counterfeit structure of driving license according to claim 4, it is characterized in that: get driving license to be identified, make white light on described identification pattern, figure is planted in the described graphics field 3., when with the microscopic examination figure internal structure more than the 40#, luminous point is made of miniature literal, character size scope 40um-80um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810123264 CN101306615B (en) | 2008-07-11 | 2008-07-11 | Anti-counterfeiting structure for running license and recognizing process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810123264 CN101306615B (en) | 2008-07-11 | 2008-07-11 | Anti-counterfeiting structure for running license and recognizing process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101306615A true CN101306615A (en) | 2008-11-19 |
| CN101306615B CN101306615B (en) | 2010-08-18 |
Family
ID=40123377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810123264 Active CN101306615B (en) | 2008-07-11 | 2008-07-11 | Anti-counterfeiting structure for running license and recognizing process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101306615B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104309355A (en) * | 2014-10-14 | 2015-01-28 | 中国机动车辆安全鉴定检测中心 | Safe protection layer structure and method for new-version Exit-Entry Permit for Traveling to and from Hong Kong and Macau |
| CN105405359A (en) * | 2015-12-29 | 2016-03-16 | 上海宏盾防伪材料有限公司 | Optical color change device with watermark characteristic |
| EP2994317A1 (en) * | 2013-05-10 | 2016-03-16 | Idit Technologies Corp. | Nanostructure array diffractive optics for rgb and cmyk color displays |
| CN106328470A (en) * | 2016-08-31 | 2017-01-11 | 北京埃德万斯离子束技术研究所股份有限公司 | Method for manufacturing micro-nano anti-counterfeiting image-text trademark on workpiece |
| CN109130661A (en) * | 2018-07-13 | 2019-01-04 | 上海紫江喷铝环保材料有限公司 | A kind of micro- production method for stacking stack architecture holographic laser |
| CN111070938A (en) * | 2019-12-20 | 2020-04-28 | 公安部交通管理科学研究所 | Certificate card with holographic anti-counterfeiting mark and manufacturing method thereof |
-
2008
- 2008-07-11 CN CN 200810123264 patent/CN101306615B/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2994317A4 (en) * | 2013-05-10 | 2017-05-10 | Idit Technologies Corp. | Nanostructure array diffractive optics for rgb and cmyk color displays |
| EP2994317A1 (en) * | 2013-05-10 | 2016-03-16 | Idit Technologies Corp. | Nanostructure array diffractive optics for rgb and cmyk color displays |
| CN105555543A (en) * | 2013-05-10 | 2016-05-04 | Idit技术集团 | Nanostructure array diffractive optics for RGB and CMYK color displays |
| CN105555543B (en) * | 2013-05-10 | 2017-09-01 | 纳米技术安全集团 | Nano-structure array diffraction optical element for RGB and CMYK colour displays |
| US11198314B2 (en) | 2013-05-10 | 2021-12-14 | Nanotech Security Corp. | Nanostructure array diffractive optics for RGB and CMYK color displays |
| CN104309355B (en) * | 2014-10-14 | 2016-10-05 | 中国机动车辆安全鉴定检测中心 | A kind of security protection Rotating fields for the new edition Hongkong and Macro contact pass and method |
| CN104309355A (en) * | 2014-10-14 | 2015-01-28 | 中国机动车辆安全鉴定检测中心 | Safe protection layer structure and method for new-version Exit-Entry Permit for Traveling to and from Hong Kong and Macau |
| CN105405359A (en) * | 2015-12-29 | 2016-03-16 | 上海宏盾防伪材料有限公司 | Optical color change device with watermark characteristic |
| CN105405359B (en) * | 2015-12-29 | 2018-05-22 | 上海宏盾防伪材料有限公司 | A kind of optic metachromatic device with watermark feature |
| CN106328470A (en) * | 2016-08-31 | 2017-01-11 | 北京埃德万斯离子束技术研究所股份有限公司 | Method for manufacturing micro-nano anti-counterfeiting image-text trademark on workpiece |
| CN109130661A (en) * | 2018-07-13 | 2019-01-04 | 上海紫江喷铝环保材料有限公司 | A kind of micro- production method for stacking stack architecture holographic laser |
| CN111070938A (en) * | 2019-12-20 | 2020-04-28 | 公安部交通管理科学研究所 | Certificate card with holographic anti-counterfeiting mark and manufacturing method thereof |
| CN111070938B (en) * | 2019-12-20 | 2023-08-01 | 公安部交通管理科学研究所 | Certificate card with holographic anti-counterfeiting mark and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101306615B (en) | 2010-08-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101161482B (en) | False proof structure for driving license and its identifying method | |
| TWI773204B (en) | Optical switch devices | |
| CN101306615B (en) | Anti-counterfeiting structure for running license and recognizing process thereof | |
| AU2006230761C1 (en) | Patterned optical structures with enhanced security feature | |
| US10112430B2 (en) | Security element and security document | |
| CN104884265B (en) | Multilayer body and method for producing a security element | |
| CN108027521A (en) | Optical articles, the mother matrix for making optical articles and the method for manufacturing mother matrix and optical articles | |
| CN103282212A (en) | Security element comprising an optically variable surface pattern | |
| AU2013283489A1 (en) | Decorative element and security document comprising a decorative element | |
| JP2008107472A (en) | Display body and printed matter | |
| CN105319628B (en) | A kind of optical anti-counterfeit element | |
| JP2008083532A (en) | Display body composed of diffraction grating and displayed body-applied printed matter | |
| AU2012344727B2 (en) | Diffractive device | |
| CN109153280A (en) | Optically variable security element | |
| CN107533814A (en) | Safety means and manufacture method | |
| CN111070938A (en) | Certificate card with holographic anti-counterfeiting mark and manufacturing method thereof | |
| RU2511704C2 (en) | Optical device and method of manufacture | |
| JP2008026459A (en) | Light diffracting structure and tool for discriminating hidden information | |
| JPH08500192A (en) | Hologram with standard reference color | |
| CN102642663A (en) | Optical anti-counterfeiting mark for bottle cap | |
| CN211641540U (en) | Certificate card with holographic anti-counterfeiting mark | |
| JP2014021445A (en) | Display body | |
| JP2012203266A (en) | Display body and information printed matter | |
| TWI422496B (en) | Microstructure with diffractive grating dots and application thereof | |
| CN103189764B (en) | There is the raster image of grating region adjacent to each other |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WUXI HUATONG INTELLIGENT TRAFFIC TECHNOLOGICAL DEV Effective date: 20130718 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130718 Address after: 214151 Jiangsu city of Wuxi province Qian Rong Lu No. 88 Patentee after: Traffic Management Science Inst., Security Ministry Patentee after: Wuxi Huatong Intelligent Traffic Technological Development Co., Ltd. Address before: 214151 Jiangsu city of Wuxi province Qian Rong Lu No. 88 Patentee before: Traffic Management Science Inst., Security Ministry |