CN102073893A - Anti-counterfeiting coding method and decoding device - Google Patents
Anti-counterfeiting coding method and decoding device Download PDFInfo
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- CN102073893A CN102073893A CN 201010616290 CN201010616290A CN102073893A CN 102073893 A CN102073893 A CN 102073893A CN 201010616290 CN201010616290 CN 201010616290 CN 201010616290 A CN201010616290 A CN 201010616290A CN 102073893 A CN102073893 A CN 102073893A
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Abstract
The invention discloses an anti-counterfeiting coding method. The method comprises the following steps of: (1) setting a coding device for generating an anti-counterfeiting graph, and performing coding through the coding device by using the existence state of element points printed by using a special invisible material and position information thereof in an anti-counterfeiting graph array as coding information factors; (2) inputting coding condition data through a computer system connected with the coding device, automatically performing calculation according to the set conditions and the coding rules through a coder to obtain the numerical values of element codes, and automatically generating anti-counterfeiting audio or images according to the numerical values; and (3) outputting the generated anti-counterfeiting audio or images. The invention also provides a decoding device for implementing the method. When special elements are detected, the numerical values of the codes are calculated according to the arrangement of the element points, and the purpose of management is further fulfilled.
Description
Technical field
The present invention relates to field of anti-counterfeit technology, relate in particular to a kind of anti-fake code method, more relate to a kind of decoding device of realizing this method.
Background technology
Bar code is divided into two kinds of bar code and two-dimensional bar codes, and bar code is that one group of regularly arranged bar, sky and corresponding character are formed, and represents the sign of certain information.The principal character of two-dimension code is all to represent data message in level and vertical direction, representational two-dimension code has PDF417, QR sign indicating number etc., because the coding rule of one dimension sign indicating number and two-dimension code is open, it is also very ripe to distinguish facility simultaneously, so a little less than the security relatively.Present in addition bar code all is that naked eyes can be seen; duplicate, copy very easy; when therefore using in market; a little less than its privacy degrees and the security very; if it is no problem to use in fields such as logistics, automatic typing management; if but be used for some fields high to security requirement; as vital document, admission ticket, certificate, valency card Securities, brand protection etc. are arranged; just very dangerous; how to use a kind of technology; both can keep the advantage that the two-dimension code capacity is big, can distinguish fast, overcome the weakness of poor stability again, also not have the open and realization of correlation technique at present.
Summary of the invention
The object of the present invention is to provide a kind of anti-fake code method, a kind of new coded system is provided, be applied to field of anti-counterfeit technology, when detecting special elements, arrange, calculate the numerical value of coding, further reach the purpose of management according to first vegetarian refreshments place.Another purpose of the present invention is to provide a kind of decoding device of realizing this method,, element column is printed on the corresponding array forming element coding by connecting printing machine, printer, ink jet numbering machine.
For effectively solving the problems of the technologies described above, the technical scheme that the present invention takes is as follows:
A kind of anti-fake code method is characterized in that, this method may further comprise the steps:
(1) code device that a usefulness generates false proof chart is set, this code device is the coded message key element with the existence and the positional information in false proof chart array thereof of first vegetarian refreshments of special invisible material printing, encodes;
The built-in scrambler of described code device, the coding rule of this scrambler is: the existence of set of number symbol in order to first vegetarian refreshments of definition special invisible material printing is set, the set of number symbol is set again is used for defining the positional information of each first vegetarian refreshments at false proof chart array, resulting two groups of numerals are made up the numerical value of back generting element coding, be element encoding numerical value
(2) by the computer system input coding condition data online with described code device, scrambler automatically according to impose a condition and the coding rule computing after obtain element encoding numerical value, and generate false proof audio frequency or image automatically according to this numerical value;
The false proof audio frequency or the image that (3) will generate are exported.
(4), realize the making of element encoding in the mode of special invisible material coding making with the anti-counterfeiting image that generates.
(5) decoding device is set, adopts image optimization, binaryzation combination algorithm, step (3) or (4) institute is generated false proof audio frequency or image is decoded, the reduction elements numerical value of encoding is also exported the result.
The set of number symbol that is provided with in the described step (1) is 0,1, defines the existence of first vegetarian refreshments of special invisible material printing in order to correspondence; Preset number symbol in its frame that row, column coordinate figure of first vegetarian refreshments position in false proof chart array is limited, as the positional information of each first vegetarian refreshments of definition in false proof chart array, and this yuan vegetarian refreshments is one or more.
Special invisible material described in the described step (1), be the material of wavelength at 254nm-365nm and/or 800nm-1050nm, the printing ink that is made into separately, carbon dust or coding ink perhaps are mixed into it made printing material in existing printing ink, carbon dust, the coding ink.
In the described step (4), the anti-counterfeiting image with generating outputs on the material that is preset with other images with the coding of special invisible material, and described anti-counterfeiting image is hidden in other images, further increases antifalse effect.
Described step (4) can also be added the special invisible material in printing ink, carbon dust, the coding ink, again with printing, laser printing, ink jet numbering machine coding form, makes the element encoding anti-counterfeiting image.
A kind of decoding device of realizing said method, this device comprises element discriminating unit, decoding unit and signal transmission unit, described element discriminating unit comprises arrangements for analyzing frequency and intensive analysis device, and described decoding unit comprises imageing sensor, image processing apparatus; Described element discriminating unit interconnects by described signal transmission unit and described decoding unit.
Number comprise an element-specific judgment means between described element discriminating unit and the described signal transmission unit.
Described decoding unit also comprises the two-value processor and shows output unit.
Beneficial effect of the present invention is: anti-fake code method provided by the invention realizes that element encoding is in conjunction with chemistry, mathematics, cryptography, the coding of self-defined establishment, be difficult for decoding, special elements itself is exactly a stealth material simultaneously, invisible, can not be reprinted, duplicate, the safe class height effectively be applicable to false proof, falsifying field; The element encoding naked eyes be cannot see, and are stealthy or be hidden in other figure, and decoding is not by SENSOR, laser mode, realize by processes such as image optimization, binaryzation, algorithms; The concrete numeral 0,1 of elemental substance representative itself need not other calculating, and code capacity can be expanded by changing the array of elements size; When detecting special elements, arrange according to first vegetarian refreshments place, calculate the numerical value of coding, further reach the purpose of management.Decoding device provided by the invention can be put horizontal and vertical parity check code to stealth and carry out fast, accurately reads, and effectively strengthens safety anti-fake performance and anti-replication performance.
The present invention is described in detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the method for the invention coding schematic flow sheet;
Fig. 2 is the method for the invention coding and decoding process synoptic diagram;
Fig. 3 is that decoding device structure of the present invention is formed synoptic diagram.
Embodiment
Referring to Fig. 1 and Fig. 2, a kind of anti-fake code method, this method may further comprise the steps:
(1) code device that a usefulness generates false proof chart is set, this code device is the coded message key element with the existence and the positional information in false proof chart array thereof of first vegetarian refreshments of special invisible material printing, encodes;
The built-in scrambler of described code device, the coding rule of this scrambler is: the existence of set of number symbol in order to first vegetarian refreshments of definition special invisible material printing is set, the set of number symbol is set again is used for defining the positional information of each first vegetarian refreshments at false proof chart array, resulting two groups of numerals are made up the numerical value of back generting element coding, be element encoding numerical value
(2) by the computer system input coding condition data online with described code device, scrambler automatically according to impose a condition and the coding rule computing after obtain element encoding numerical value, and generate false proof audio frequency or image automatically according to this numerical value;
The false proof audio frequency or the image that (3) will generate are exported.
(4), realize the making of element encoding in the mode of special invisible material coding making with the anti-counterfeiting image that generates.
(5) decoding device is set, adopts image optimization, binaryzation combination algorithm, step (3) or (4) institute is generated false proof audio frequency or image is decoded, the reduction elements numerical value of encoding is also exported the result.
The set of number symbol that is provided with in the described step (1) is 0,1, defines the existence of first vegetarian refreshments of special invisible material printing in order to correspondence; Preset number symbol in its frame that row, column coordinate figure of first vegetarian refreshments position in false proof chart array is limited, as the positional information of each first vegetarian refreshments of definition in false proof chart array, and this yuan vegetarian refreshments is one or more.
Special invisible material described in the described step (1), be the material of wavelength at 254nm-365nm and/or 800nm-1050nm, the printing ink that is made into separately, carbon dust or coding ink perhaps are mixed into it made printing material in existing printing ink, carbon dust, the coding ink.
In the described step (4), the anti-counterfeiting image with generating outputs on the material that is preset with other images with the coding of special invisible material, and described anti-counterfeiting image is hidden in other images, further increases antifalse effect.
Described step (4) can also be added the special invisible material in printing ink, carbon dust, the coding ink, again with printing, laser printing, ink jet numbering machine coding form, makes the element encoding anti-counterfeiting image.
Scrambler of the present invention is provided with two groups of numeric characters respectively and defines set element value existence; With the existence of special elements whether, be provided with and represent numeric character 0,1 two states,, calculate the numerical value of element encoding by the arrangement of elements dot matrix.
Set the arrangement of elements dot matrix in the described scrambler and calculate the element encoding value, and set dot-matrix array size changes according to code capacity; Described element encoding value is stealthy or be hidden in other figure, and the concrete numeral 0,1 of elemental substance representative itself need not other and calculates, the coded system that itself whether exists the basis as numerical value 0,1 judgement to be combined into element.
Described decoding device adopts image optimization, binaryzation combination algorithm to realize decoding, shows output with audio frequency or image mode; When detecting special elements, arrange according to first vegetarian refreshments place, calculate the numerical value of coding,, element column is printed on the corresponding array forming element coding by printing machine, printer, ink jet numbering machine; Be specifically related to particular matter is got the material of wavelength at 254nm-365nm and 800nm-1050nm, be made into printing ink, carbon dust, coding ink separately, become stealthy printing material, perhaps above-mentioned substance is mixed in different materials.The mode that adopts coding to make with the special invisible material element realizes the element encoding making; Element encoding adds in printing ink, carbon dust, the coding ink with special elements, again with printing, laser printing, ink jet numbering machine coding form, makes element encoding.
Referring to Fig. 3, a kind of decoding device of realizing said method, this device comprises element discriminating unit, decoding unit and signal transmission unit, and described element discriminating unit comprises arrangements for analyzing frequency and intensive analysis device, and described decoding unit comprises imageing sensor, image processing apparatus; Described element discriminating unit interconnects by described signal transmission unit and described decoding unit.
Number comprise an element-specific judgment means between described element discriminating unit and the described signal transmission unit.Described decoding unit also comprises the two-value processor and shows output unit.
The anti-fake code method general step that relates in the present embodiment is:
1, itself whether there are the basis of judging as numerical value 0,1, the coded system that is combined into this form with element.
2, coded system is at last with the form of audio frequency or figure, and the liquid crystal display by computer or equipment itself shows.
3, element encoding adds in printing ink, carbon dust, the coding ink with special elements, again with printing, laser printing, ink jet numbering machine coding form, makes the form of element encoding.
4, decoding is not by SENSOR, laser mode, realizes by processes such as image optimization, binaryzation, algorithms.
Coding rule is as follows in the present embodiment:
1, according to numerical range, select array size, according to the every bit element " nothing " two states " is arranged ", with 2
nCalculate, if numerical range at 0-255, then 8 first vegetarian refreshments just can be represented, if numerical range at 0-1024, then needs 10 to select first vegetarian refreshments and represent
2, definition sets 1,2,3 ... 9 positions, when element all exists, expression (111111111)
2=(511)
10, when practical application, decoded numerical value:
1x2
0+1x2
1+1x2
4+1x2
5+1x2
6+1x2
8＝371
The present invention is not limited to above-mentioned embodiment, and all employings and analog structure of the present invention and method thereof realize that all embodiments of the object of the invention are all within protection domain of the present invention.
Claims (9)
1. an anti-fake code method is characterized in that, this method may further comprise the steps:
(1) code device that a usefulness generates false proof chart is set, this code device is the coded message key element with the existence and the positional information in false proof chart array thereof of first vegetarian refreshments of special invisible material printing, encodes;
The built-in scrambler of described code device, the coding rule of this scrambler is: the existence of set of number symbol in order to first vegetarian refreshments of definition special invisible material printing is set, the set of number symbol is set again is used for defining the positional information of each first vegetarian refreshments at false proof chart array, resulting two groups of numerals are made up the numerical value of back generting element coding, be element encoding numerical value
(2) by the computer system input coding condition data online with described code device, scrambler automatically according to impose a condition and the coding rule computing after obtain element encoding numerical value, and generate false proof audio frequency or image automatically according to this numerical value;
The false proof audio frequency or the image that (3) will generate are exported.
2. anti-fake code method according to claim 1 is characterized in that it also comprises the steps:
(4), realize the making of element encoding in the mode of special invisible material coding making with the anti-counterfeiting image that generates.
3. anti-fake code method according to claim 1 is characterized in that it also comprises the steps:
(5) decoding device is set, adopts image optimization, binaryzation combination algorithm, step (3) or (4) institute is generated false proof audio frequency or image is decoded, the reduction elements numerical value of encoding is also exported the result.
4. anti-fake code method according to claim 1 is characterized in that, the set of number symbol that is provided with in the described step (1) is 0,1, defines the existence of first vegetarian refreshments of special invisible material printing in order to correspondence; Preset number symbol in its frame that row, column coordinate figure of first vegetarian refreshments position in false proof chart array is limited, as the positional information of each first vegetarian refreshments of definition in false proof chart array, and this yuan vegetarian refreshments is one or more.
5. anti-fake code method according to claim 1, it is characterized in that, special invisible material described in the described step (1), be the material of wavelength at 254nm-365nm and/or 800nm-1050nm, the printing ink that is made into separately, carbon dust or coding ink perhaps are mixed into it made printing material in existing printing ink, carbon dust, the coding ink.
6. anti-fake code method according to claim 1 is characterized in that, in the described step (4), with the anti-counterfeiting image that generates, output on the material that is preset with other images with the coding of special invisible material, described anti-counterfeiting image is hidden in other images, further increase antifalse effect.
7. decoding device of realizing the described method of claim 3, it is characterized in that, this device comprises element discriminating unit, decoding unit and signal transmission unit, described element discriminating unit comprises arrangements for analyzing frequency and intensive analysis device, and described decoding unit comprises imageing sensor, image processing apparatus; Described element discriminating unit interconnects by described signal transmission unit and described decoding unit.
8. decoding device according to claim 7 is characterized in that, number comprises an element-specific judgment means between described element discriminating unit and the described signal transmission unit.
9. decoding device according to claim 7 is characterized in that, described decoding unit also comprises the two-value processor and shows output unit.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103793821A (en) * | 2012-11-02 | 2014-05-14 | 国民技术股份有限公司 | Mobile terminal, anti-counterfeiting system and anti-counterfeiting method |
| CN103818133A (en) * | 2012-11-16 | 2014-05-28 | 河南师范大学 | Invisible pattern printing and detection method |
| CN104966114A (en) * | 2015-06-02 | 2015-10-07 | 励云科技（北京）有限公司 | Product anti-fake method and apparatus |
| CN106682715A (en) * | 2015-11-11 | 2017-05-17 | 无锡百得包装材料有限公司 | Multimedia voice information anti-counterfeiting technique |
| CN109643259A (en) * | 2016-04-04 | 2019-04-16 | 福慕洛思布莱克公司 | Rapid system state clone |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669280Y (en) * | 2003-08-12 | 2005-01-05 | 廖光明 | Anti-fake label of concealed 2-D code and dominant digital code combination |
| CN1776714A (en) * | 2005-11-25 | 2006-05-24 | 武汉大学 | Infrared anticounterfeit commodity barcode and its printing method |
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2010
- 2010-12-27 CN CN 201010616290 patent/CN102073893A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2669280Y (en) * | 2003-08-12 | 2005-01-05 | 廖光明 | Anti-fake label of concealed 2-D code and dominant digital code combination |
| CN1776714A (en) * | 2005-11-25 | 2006-05-24 | 武汉大学 | Infrared anticounterfeit commodity barcode and its printing method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103793821A (en) * | 2012-11-02 | 2014-05-14 | 国民技术股份有限公司 | Mobile terminal, anti-counterfeiting system and anti-counterfeiting method |
| CN103818133A (en) * | 2012-11-16 | 2014-05-28 | 河南师范大学 | Invisible pattern printing and detection method |
| CN104966114A (en) * | 2015-06-02 | 2015-10-07 | 励云科技（北京）有限公司 | Product anti-fake method and apparatus |
| CN106682715A (en) * | 2015-11-11 | 2017-05-17 | 无锡百得包装材料有限公司 | Multimedia voice information anti-counterfeiting technique |
| CN109643259A (en) * | 2016-04-04 | 2019-04-16 | 福慕洛思布莱克公司 | Rapid system state clone |
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Application publication date: 20110525 |