CN109934323A - Random solution print pattern antifalsification label and its discrimination method based on image comparison - Google Patents
Random solution print pattern antifalsification label and its discrimination method based on image comparison Download PDFInfo
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Abstract
The invention discloses a kind of random solution print pattern antifalsification label and its discrimination method based on image comparison, wherein antifalsification label includes the information recording layer from top to bottom set gradually and pattern layer, the pattern layer, which is equipped with, identifies area by the random pattern that colored solutions drippage diffusion is formed, the information recording layer is pasted onto the top of the pattern layer, and it identifies area for the random pattern and exposes.Pattern layer, which is equipped with, in the present invention identifies area by the random pattern that colored solutions drippage diffusion is formed, due to the capacity of colored solutions, position, color, the randomness of quantity, it can guarantee that the security pattern generated has stronger uniqueness, and since the pattern of formation has complicated edge contour, so that the difficulty and cost that security pattern batch is imitated and replicated are bigger, meanwhile structure is simple, reduces automated production cost.
Description
Technical field
The present invention relates to the field of anti-counterfeit technology of label, and in particular to a kind of random solution trace figure based on image comparison
Case antifalsification label and its discrimination method.
Background technique
It is anti-fake, refer to prevent to palm off as means, copies, replicates or pseudo- to permitting without ownership of trademark people
Make and sell a kind of measure that other people products are actively taken.Anti-fake product in the market is from technical characteristic and function evolution angle
It divides, can substantially be divided into five generation products: the first generation is the product using laser tag as representative；Second generation product is mainly inquired
Formula numerical code anti-fake label；Third generation product is based on texture anti-fake label；Forth generation mainly uses safety line anti-counterfeiting paper technology, packet
Include the anti-fake specification of various product and the quality certification, Anti-faking bottle label, antifalsification label etc.；5th generation product mainly uses wireless anti-fake skill
Art, that is, mobile phone Internet of Things anti-counterfeiting technology.
Chinese invention patent CN101587663A discloses a kind of strip encrypting fake-proof technology, and in particular to a kind of to utilize computer
Encryption technology anti-fake data encryption and is generated the colored fiber generated at random, is then printed on using digital printer
On antifalsification label.Select the stripe pattern generated at random and Anti-fake digital as antifalsification label object.User can by facsimile machine,
Website, multimedia message, SMS platform and 3G mobile, the Antiforge inquiry code inputted on striped antifalsification label are inquired, if correctly, item
Line verifies software can be by network-feedback stripe pattern or voice informing ribbon number, by being compared with the striped on label
Compared with being otherwise fake products if be consistent for genuine piece.Although the colored fiber generated is random, this colored fiber
It is two-dimensional, it is easy to batch duplicating is imitated and carry out, so that it is easy to appear print more one yard.In addition, user wants
By being manually entered and checking 12 to 20 Antiforge inquiry codes, need to spend regular hour and energy.
Chinese utility model patent CN2746471Y discloses a kind of structure particles antifalsification label object.It is mainly characterized by
Particulate matter is equipped on carrier at random, and is equipped with cut-off rule, particulate matter is limited in grid by cut-off rule.And set information inquiry unit
Divide, i.e. serial number and inquiry telephone code.Through in scanning storing data information bank, user can be inquired by telephone code report serial number,
It can ask for by fax, internet computer and verify the true and false for information about.Although this label is three-dimensional, but the particulate matter on surface
It is worth discrete, and since in inquiry, system feedback only provides characteristic information, the difficulty being imitated not is very big.
Chinese invention patent CN103310256A discloses a kind of system of continuous antifalsification label in kind based on image comparison
Standby and discrimination method.It is mainly characterized by carrier being equipped with 3D solid at random, and is printed with sequence number bar code or two dimension
Code.Wherein method for anti-counterfeit includes the sequence for shooting antifalsification label by mobile phone camera or logging on query web input antifalsification label
Whether the continuous material object on the antifalsification label of row number coding, truer picture and commodity is consistent, if unanimously, in conjunction with query web
The historical query that returns of database record information, further judge the true and false of commodity.This antifalsification label major advantage is anti-
Fake information carrier is several continuous three dimensional practicalities, and the difficulty and cost that this carrier batch is imitated and replicated are bigger.But it is such
Shipping Options Page has the shortcomings that for this label in batch production, efficiency is lower, is applied to automated production higher cost；And
And the anti-fake carrier of this label be it is three-dimensional, label due to rub and collide be easy breakage, to influence detection effect.
In view of this, being badly in need of improving existing label anti-counterfeit technology, simplifies Antiforge inquiry step, increases and imitate hardly possible
Degree reduces automated production cost.
Summary of the invention
The technical problem to be solved by the present invention is to existing label anti-counterfeit technology, that there are Antiforge inquiries is complex, anti-fake
Label is easy the problem being replicated and automated production is at high cost.
In order to solve the above-mentioned technical problem, the technical scheme adopted by the invention is that provide it is a kind of based on image comparison with
Machine solution print pattern antifalsification label, including the information recording layer from top to bottom set gradually and pattern layer, in the pattern layer
Identify area equipped with the random pattern formed by colored solutions drippage diffusion, the information recording layer is pasted onto the pattern layer
Top, and its for the random pattern identify area expose.
In the above scheme, the information recording layer is made of transparent thin-film material.
In the above scheme, the pattern layer is made of high osmosis material, including paper, fibrous material, cloth, spinning
Fabric, non-woven fabrics, polymeric membrane etc..
In the above scheme, it is by having color, viscosity that the diffusion, which forms the solution of random solution print pattern,
Weaker, the stronger liquid of permeability is made, including ink, mill base, pigment solution, coloured chemical solution etc..
In the above scheme, the information recording layer is equipped with the graphic code formed by sequence number bar code or two dimensional code
Area, and the serial number block formed by serial number word.
In the above scheme, number and merchandise news are printed on the information recording layer.
In the above scheme, the bottom surface of the pattern layer is equipped with adhered layer.
The present invention also provides a kind of random solution print pattern antifalsification labels based on image comparison as described above
Discrimination method, which comprises the following steps:
During commodity production, by mechanized production system in advance by the true of the sequence number of antifalsification label and label
Product solution print pattern is stored in system database；
When user needs to inquire, calls camera to shoot the antifalsification label on commodity by mobile phone application, identify
The sequence number of the antifalsification label, and current solution print pattern；
Mobile phone applies the genuine piece for obtaining the antifalsification label of system record by sequence number automated inquiry system database molten
Liquid print pattern；
By artificial contrast or mobile phone application current solution print pattern and genuine piece solution print pattern are compared automatically whether
Unanimously, obtain commodity whether be genuine piece judging result.
Compared with prior art, pattern layer is equipped with the Random Graph formed by colored solutions drippage diffusion in the present invention
Case identifies area, due to the capacity of colored solutions, position, color, the randomness of quantity, it is ensured that the security pattern of generation has
Stronger uniqueness, and since the pattern of formation has complicated edge contour so that security pattern batch imitate and
The difficulty and cost of duplication are bigger, meanwhile, structure is simple, reduces automated production cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of antifalsification label of the invention；
Fig. 2 is the top view of the first design method of antifalsification label of the invention；
Fig. 3 is the top view of second of design method of antifalsification label of the invention；
Fig. 4 is the flow chart of the invention that label identification is carried out using cell phone software module；
Fig. 5 is the flow chart that mobile module of the invention carries out image automatic comparison.
Specific embodiment
The present invention provides a kind of random solution print pattern antifalsification label and its discrimination method based on image comparison, by
In the capacity of colored solutions, position, color, the randomness of quantity, it is ensured that the security pattern of production has stronger unique
Property, and since the pattern of formation has complicated edge contour, so that security pattern batch imitates and the difficulty of duplication
It is bigger with cost, and structure is simple, reduces automated production cost.With reference to the accompanying drawings of the specification with specific embodiment pair
The present invention is described in detail.
As shown in Figure 1, a kind of random solution print pattern antifalsification label based on image comparison provided by the invention, including
The information recording layer 10 and pattern layer 20 from top to bottom set gradually, pattern layer 20, which is equipped with, drips diffusion by colored solutions
The random pattern of formation identifies area 30, and information recording layer 10 is pasted onto the top of pattern layer 20, and it identifies for random pattern
Expose in area 30.Specifically, information recording layer 10 is made of transparent thin-film material, this kind of design method, and random pattern identifies
Area 30 can pass through information recording layer 10, convenient for consumer's observation, scanning.
In another preferred embodiment, information recording layer 10 can also be used nontransparent material, need to be in this kind of design method
Its middle part, which offers, identifies the window that area 30 exposes for random pattern, and needs that transparent protective layer is arranged in its top surface, really
Random anti-counterfeit pattern is protected not to be worn or destroyed by spot.
Advanced optimize ground, pattern layer 20 is made of high osmosis material, specifically include paper, fibrous material, cloth,
Textile fabric, non-woven fabrics, polymeric membrane etc. are conducive to the infiltration and diffusion of colored solutions.
Advanced optimize ground, pattern layer formed the colored solutions of random trace using have color, viscosity be weaker, permeability compared with
Strong liquid is made, and specifically includes ink, mill base, pigment solution, coloured chemical solution etc., is conducive to permeate in pattern layer and expand
It dissipates.
Ground is advanced optimized, in order to which antifalsification label to be pasted on commodity, adhered layer can be set in the bottom surface of pattern layer 20,
Increase the convenience used.
Ground is advanced optimized, information recording layer 10 is equipped with for consumer query genuine piece solution print corresponding with product
The sequence number information of mark pattern, wherein the specific design method of sequence number information includes following embodiment:
Embodiment one
As shown in Fig. 2, information recording layer 10 is equipped with the graphic code area 40 formed by sequence number bar code, and by sequence
The serial number block 50 that number word is formed.Client can be corresponding by sequence number bar code or sequence number digital inquiry
Genuine piece solution print pattern, inquiry is convenient, operates convenient for user.
Embodiment two
As shown in figure 3, information recording layer 10 is equipped with the graphic code area 60 formed by two dimensional code, and by sequence number number
The serial number block 50 of formation, client can inquire corresponding genuine piece solution print pattern by scanning the two-dimensional code.
Ground is advanced optimized, number and merchandise news is printed on information recording layer 10, becomes more apparent upon quotient convenient for consumer
Product.
Pattern layer 20, which is equipped with, in the present invention identifies area 30 by the random pattern that colored solutions drippage diffusion is formed, by
In the capacity of colored solutions, position, color, the randomness of quantity, it is ensured that the security pattern of generation has stronger unique
Property, and since the pattern of formation has complicated edge contour, so that security pattern batch imitates and the difficulty of duplication
It is bigger with cost, and in order to increase imitation difficulty, random pattern, which identifies, can drip more drop colored solutions in area 30.
The production method of antifalsification label of the invention the following steps are included:
S1, the colored solutions that dripped at random on blank tag paper by dropper form pattern layer 20, and colored solutions are in pattern
20 diffusion of layer form solution print pattern, due to the capacity of colored solutions, position, color, the randomness of quantity, Ke Yibao
The anti-fake solution print pattern of card production has stronger uniqueness, and since the pattern of formation has complicated edge wheel
Exterior feature, so that difficulty and cost that security pattern batch is imitated and replicated are bigger.
S2 prints the graphic code area formed by sequence number bar code or two dimensional code on the hyaline membrane of information printable layer, with
And the serial number block 50 formed by serial number word, and the information recording layer 10 that printing is completed is pasted into pattern layer 20
On corresponding position, complete the production.
Preparation method of the invention is simple, reduces automated production cost, increases economic benefit.
As shown in figure 4, the discrimination method packet of the random solution print pattern antifalsification label of the invention based on image comparison
Include following steps:
S10 in advance prints the sequence number of antifalsification label and corresponding merchandise news and genuine piece solution in commodity factory
Mark pattern is stored in system database
During this, solution print pattern and sequence number on each antifalsification label are that uniquely, any two are anti-
Solution print pattern and sequence number in pseudo label are all different, and solution print pattern and sequence number correspond.
Anti false information carrier picture and sequence number on each antifalsification label are stored into system database, so that user transfers
The anti false information carrier verifies the true and false.
S20 when user needs to inquire commodity true and false, shoots the antifalsification label on commodity by mobile phone application camera,
Identify the sequence number of the antifalsification label and the solution print pattern of current shooting.
Wherein, the sequence number that should go out can be identified by the graphic code area on scanning antifalsification label, can also pass through scanning
Or the number being manually entered in serial number block 50 is identified.
S30, mobile phone apply the true of the antifalsification label that system record is obtained automatically by sequence number inquiry system database
Product solution print pattern.
S40, whether consistent by comparison current shooting solution print pattern and genuine piece solution print pattern, obtaining commodity is
The no judging result for genuine piece；The process can use artificial contrast, and cell phone software module can also be used and compared automatically, by dividing
Whether the solution print pattern and the genuine piece solution print pattern of corresponding sequence number on analysis feature automatic comparison Commercial goods labels are consistent.
S50, in S40, the result of judgement and be considered as preliminary judgement as a result, according to system database feed back product locations
Whether the location information of information and current commodity consistent, obtain commodity whether be genuine piece final judging result.During being somebody's turn to do, it is
System database can feed back the historical query location information of the commodity out, after which dispatches from the factory with commodity, location information
Situation of change, and the final position information of display of commodity, the historical position information according to historical query information with work as
Preceding location information is consistent, then the antifalsification label may be replicated；If history bit confidence shown by historical query information
Breath is not inconsistent with current location information, then shows that the antifalsification label may be replicated, call user's attention increases the accurate of judgement
Property.
Wherein, the main implementation process for carrying out mirror method for distinguishing using cell phone software module is as follows:
(1) antifalsification label is shot by mobile phone camera, is partitioned into tag serial number region, the barcode size or text field and solution print
Mark area of the pattern；
(2) by 50 domain of analyzing tags the barcode size or text field or serial number block, tag serial number is obtained；
(3) server database system is accessed, the corresponding solution trace figure stored by search sequence return system
Piece；
(4) the solution trace picture and system that analysis is obtained by shooting pass through the corresponding solution that search sequence number returns
Trace picture judges whether two images are consistent by image comparison technology.
Above-mentioned cell phone software module mainly includes following internal module:
Image capture module: i.e. mobile phone camera acquires label picture by mobile phone camera.Image capture module is divided into
Three steps: acquisition, storage and pretreatment.Acquisition step is relevant by calling camera under such as android system platform
Api interface；Storing step is the image file that acquired image information is generated to BMP format；Since collected picture can
Information or distortion except capable of will appear comprising label, processing step mainly remove the information except label.
Label area divides module: extracting the straight line in label picture, is carried out by straight line to antifalsification label picture region
Segmentation, 50 domain of segmentation tag serial number block, sequence number one-dimension code or two-dimension code area, solution print pattern region.Mark
Label cut zone module needs the memory using mobile phone, data processing chip.
Two dimensional code or bar code decoding module: being decoded the bar code of sequence number one-dimension code or two-dimension code area, will
It is converted into numeric sequence number.Two dimensional code or bar code decoding module need the memory using mobile phone, data processing chip.
Number character recognition module: if there is 50 domain of sequence number digital block in label, this module is by serial number block 50
Each character in domain is split, and is then carried out Number character recognition, is obtained numeric sequence number.Number character recognition module needs
Use the memory of mobile phone, data processing chip.
Communication module: according to two dimensional code or bar code decoding module or the obtained Serial No. of Number character recognition module
Number, it transmits Sequence Number to system server, system server returns to the solution print pattern of corresponding sequence number according to query result
Picture.Communication module needs using the memory of mobile phone, data processing chip, network transmission and receives chip.
Image comparison module: the solution print pattern picture A and label area segmentation module return to communication module is obtained
Solution print pattern picture B carry out image comparison come out, the true and false of commodity is then judged according to similarity.Image comparison module
Need the memory using mobile phone, data processing chip.
Based on above-mentioned cell phone software modular structure, as shown in figure 5, the step of correspondence image comparison module process can be into
One step includes the following steps are as follows:
(1) the solution print pattern picture B obtained to label area segmentation module extracts scale grid lines；
(2) correction parameter is calculated, so that the scale grid lines after correction is the rectangle of standard；
(3) according to the correction parameter of previous step, calibration solution print pattern picture B '；
(4) the solution print pattern picture B ' after correction is split with scale grid lines, is divided into subgraph
(B1……Bn)；
(5) the scale grid lines for the solution print pattern picture A that communication module returns is extracted；
(6) the solution print pattern picture A that communication module returns is split with scale grid lines, is divided into subgraph
(A1……An)；
(7) data characteristics of each subgraph (B1 ... Bn) and (A1 ... An) is calculated separately, such as: filling proportion,
Solution trace edge length, angle point number etc..
(8) spirte A1 and B1 are calculated separately；... the similarity of An and Bn, if the similarity of each pair of subgraph is both greater than
Threshold value then judges that image B is consistent with image A, otherwise inconsistent.
This kind of mode can effectively ensure that the uniqueness of commodity, it is ensured that the commodity to be bought of user are certified products, are guaranteed
User's equity, and discriminating conduct is relatively simple, will not expend the more time, increases and distinguishes efficiency.
The invention is not limited to above-mentioned preferred forms, and anyone should learn that is made under the inspiration of the present invention
Structure change, the technical schemes that are same or similar to the present invention are fallen within the scope of protection of the present invention.
Claims (8)
1. a kind of random solution print pattern antifalsification label based on image comparison, which is characterized in that including from top to bottom successively
The information recording layer and pattern layer of setting, the pattern layer are equipped with the random pattern formed by colored solutions drippage diffusion
Identify area, the information recording layer is pasted onto the top of the pattern layer, and it identifies area for the random pattern and exposes.
2. the random solution print pattern antifalsification label according to claim 1 based on image comparison, which is characterized in that institute
Information recording layer is stated to be made of transparent thin-film material.
3. the random solution print pattern antifalsification label according to claim 1 based on image comparison, which is characterized in that institute
It states pattern layer to be made of high osmosis material, including paper, fibrous material, cloth, textile fabric, non-woven fabrics, polymeric membrane.
4. the random solution print pattern antifalsification label according to claim 1 based on image comparison, which is characterized in that institute
The solution that the diffusion stated forms random solution print pattern is that color, viscosity be weaker, the stronger liquid system of permeability by having
At including ink, mill base, pigment solution, coloured chemical solution.
5. the random solution print pattern antifalsification label according to claim 1 based on image comparison, which is characterized in that institute
It states information recording layer and is equipped with the graphic code area formed by sequence number bar code or two dimensional code, and the sequence formed by serial number word
Row number digital block.
6. the random solution print pattern antifalsification label according to claim 1 based on image comparison, which is characterized in that institute
It states and is printed with number and merchandise news on information recording layer.
7. the random solution print pattern antifalsification label according to claim 1 based on image comparison, which is characterized in that institute
The bottom surface for stating pattern layer is equipped with adhered layer.
8. such as the mirror of the described in any item random solution print pattern antifalsification labels based on image comparison of claim 1~7
Other method, which comprises the following steps:
It is in advance that the genuine piece of the sequence number of antifalsification label and label is molten by mechanized production system during commodity production
Liquid print pattern is stored in system database；
When user needs to inquire, calls camera to shoot the antifalsification label on commodity by mobile phone application, identify that this is anti-
The sequence number of pseudo label, and current solution print pattern；
Mobile phone applies the genuine piece solution print that the antifalsification label of system record is obtained by sequence number automated inquiry system database
Mark pattern；
By artificial contrast or mobile phone application compares current solution print pattern automatically and whether genuine piece solution print pattern is consistent,
Obtain commodity whether be genuine piece judging result.
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| CN113656631A (en) * | 2021-08-20 | 2021-11-16 | 上海烟草集团有限责任公司 | Method for generating product identity, method, device and equipment for identifying identity |
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