CN102054390B - Anti-fake method for process video - Google Patents
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- CN102054390B CN102054390B CN 200910228001 CN200910228001A CN102054390B CN 102054390 B CN102054390 B CN 102054390B CN 200910228001 CN200910228001 CN 200910228001 CN 200910228001 A CN200910228001 A CN 200910228001A CN 102054390 B CN102054390 B CN 102054390B
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- 238000000034 method Methods 0.000 title claims abstract description 139
- 239000000463 material Substances 0.000 claims abstract description 109
- 238000005309 stochastic process Methods 0.000 claims description 23
- 230000005284 excitation Effects 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000003760 hair shine Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract 7
- 239000000835 fiber Substances 0.000 description 86
- 239000002245 particle Substances 0.000 description 20
- 239000008187 granular material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 229920001131 Pulp (paper) Polymers 0.000 description 4
- 238000005336 cracking Methods 0.000 description 4
- 239000003086 colorant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
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- 238000009792 diffusion process Methods 0.000 description 1
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Abstract
The invention discloses an anti-fake method for a process video, which is characterized by comprising the following steps: acquiring characteristic parameters of random process materials by an information carrier containing the random process materials, converting the characteristic parameters into conversion information, recording the conversion information on the information carrier or recording the conversion information on or in other materials (hereinafter referred to as 'recording medium') related with the information carrier, and recording the information such as website and the like on or in the recording medium so as to obtain an anti-fake product; when carrying out identification, acquiring the conversion information by a mobile phone, and sending the conversion information to the server of website and the like; reversely converting the conversion information into characteristic parameters according to a rule, then simulating an identification video by a server program according to the characteristic parameters, and transmitting the identification video to the mobile phone so as to play the identification video in the mobile phone; comparing the random process of the identification video with a random process which can be actually produced by the anti-fake product, if the two processes are consistent, determining that the random process is true; and if the required conversion information is not found on or in the recording medium, or the returned random process described by the identification video is not consistent with the random process of the anti-fake product, determining that the random process is fake. The method provided by the invention has the advantages of convenient and precise identification, no database required, and low cost.
Description
Technical field:
The present invention relates to the truth identification technology of commodity, is a kind of method for anti-counterfeit for the recognition value true and false.
Background technology:
Fake and forged commodity is second largest public hazards except drugs in the world.In order to hit personation, various anti-counterfeiting technology products have been developed in countries in the world, as: anti-forge paper, anti-forgery ink, specialty printing, antiforge laser holographic, the network information is false proof, Antiforge microelectronic chip etc., above-mentioned all anti-counterfeiting technologies have all been brought into play certain anti-fake effect in different periods, but As time goes on, the progress of technology and diffusion, also expose some places not fully up to expectations, being summed up Main Problems is: easily copy, the difficult discriminating or the request for utilization height, cost is large etc., reducing in varying degrees false proof performance and effect, what have self has also become by counterfeit object, fails to realize the due antifalse effect of cracking down on counterfeit goods.
Summary of the invention
A kind of Anti-fake method for process video, it is characterized in that: select or make a kind of information carrier (5), (10), in this information carrier, contain the different material of observation state from different directions or contain the material (1) that the state of material under the excitation of extraneous factor changes, (2), (3), (13), this class material is called for short the process random material, direction observed information carrier obtains the process feature parameter of the whole or local state variation of the process feature parameter of process random material state variation or process random material process random material under the excitation of extraneous factor and the whole or local position of process random material of state variation occurs in certain sequence, the process feature parameter of state variation and correspondence position general designation claim characteristic parameter, characteristic parameter uses the rule relevant with characteristic parameter to obtain ephemeral data, the transitional information that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, be recorded in transitional information on the information carrier or on the other materials related with information carrier or in, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information (6), (11), so just obtained anti-fake product; When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter to by rule, the position that is simulated the description state change process of character pair parameter according to characteristic parameter and the process random material of state variation occured by server program is called for short the Expressive Features parameter video of stochastic process and is used video as differentiating, differentiate that sending mobile phone to video plays in mobile phone, compare according to differentiating with video playback stochastic process and the actual stochastic process that can produce of this anti-fake product, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning not conform to the stochastic process of anti-fake product with the stochastic process of video presentation, then be vacation.
Described process random material is single-piece process random material.
Described process random material is the synthetic process random material that form of many materials.
The state of described material comprises the color of material.
Described extraneous factor comprises heating, humidification.
Described extraneous factor comprises with ultraviolet light, infrared light shines.
The other materials of described information carrier association comprises RFID, magnetic card.
Described transitional information, network address, multimedia message transmit and receive the address and comprise with numeral, coded representation or be kept at the RFID that is attached to anti-fake product with electronic data, in the magnetic card.
Described discriminating comprises by 3G, GPRS mode with the load mode that video sends mobile phone to.
Technique effect of the present invention is: novel in design, consumer and the person of cracking down on counterfeit goods can differentiate easily and accurately and the fake producer can't effectively copy and cost is lower, can manufacture in large quantity, are applicable to every field.Since in the information carrier position of the state variation feature of the stochastic process of process random material and corresponding process random material be at random, random, thereby be that artificial being difficult to reproduced, namely such characteristic parameter is unique, is difficult to copy; The rule that characteristic parameter converts transitional information to is relevant with characteristic parameter, therefore be at random, therefore, even the fake producer knows the transformation rule of one of them anti-fake product, also can't produce accordingly second anti-fake product, because its transformation rule of different anti-fake products is not identical, therefore the anti-fake product made from aforesaid way, the fake producer can't copy and reproduce, and consumer or officer cracking down on fake goods can differentiate its true and false easily and exactly by mobile device, bring into play the good anti-fake effect of cracking down on counterfeit goods.By the video that returns stochastic process is described in addition, more directly perceived.
Description of drawings:
Fig. 1 is the anti-fake product synoptic diagram that contains the synthetic process random material that forms of many materials.
Fig. 2 is the anti-fake product synoptic diagram that contains single-piece process random material.
Stochastic process refers to the situation that makes the process of process random material state variation by certain orientation sequential observation or dynamic excitation and describe the characteristic parameter of this process and the process random material of state variation occurs is described.Here be the randomness of the state variation of random material at random.To have 3 fibers to become when spending colourless such as being heated to 20, be heated to 30 all fibres when spending all become colourless, 20 degree, this change color fiber number, different colours situation of change and the positions of 30 degree fibers are at random.The situation that information carrier is heated to the process of 20 degree, 30 state variation that obtain of degree and the process random material of state variation occurs is described and is stochastic process;
The process of state variation refers to become from a kind of state variation the process of another kind of state; Such as the process that is a kind of state variation on the anti-fake product from the state that 5 red fibers are arranged to the state that 7 blue fibers are arranged;
The process feature parameter of state variation refers to become from a kind of state variation the quantitaes of the process that the status of processes of another kind of state changes.
Integral body in the whole or local state variation of process random material refers to that process random material integral body can change; Part in the state variation refers at the part of process random material state variation to occur.
Implementation is as follows:
Select or make a kind of information carrier (5), (10), in this information carrier, contain the different material of observation state from different directions or contain the material (1) that the state of material under the excitation of extraneous factor changes, (2), (3), (13), this class material is called for short the process random material, in certain sequence direction observed information carrier obtain the process feature parameter of process random material state variation or process random material process random material under the excitation of extraneous factor state variation the process feature parameter and the position of the process random material of state variation occurs, the process feature parameter of state variation and correspondence position general designation claim characteristic parameter, characteristic parameter uses the rule relevant with characteristic parameter to obtain ephemeral data, the transitional information that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, be recorded in transitional information on the information carrier or on the other materials related with information carrier or in, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information (6), (11), so just obtained anti-fake product; When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter to by rule, the position that is simulated the description state change process of character pair parameter according to characteristic parameter and the process random material of state variation occured by server program is called for short the Expressive Features parameter video of stochastic process and is used video as differentiating, differentiate that sending mobile phone to video plays in mobile phone, compare according to differentiating with video playback stochastic process and the actual stochastic process that can produce of this anti-fake product, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning not conform to the stochastic process of anti-fake product with the stochastic process of video presentation, then be vacation.
Give an example 1
Such as Fig. 1, select several temperature to become (1) (2) (3) of filament such as Fig. 1 as the process random material, the process random material here is the synthetic process random material that form of many materials, in the process of papermaking, be entrained in and produce in the paper pulp that to contain these filametntary paper be information carrier, filament is under heating state, the process of these filament change color and number change process and the filametntary position that changes are quantified and are obtained characteristic parameter, such as 10 red fibers are arranged on the anti-fake product, 15 blue fibers, 20 yellow fibers, being elevated to 20 in temperature has the color of 3 red fibers that the position keeps left in anti-fake product to become white fiber when spending, the color of 2 blue fibers that keep right in the position in anti-fake product has become black fiber, when spending, temperature arrival 30 have the color of 2 blue fibers to become red fiber, when spending, temperature arrival 40 have the color of 5 green fibers to become without color fibre, recording variation number and the variation characteristic of fiber color in this temperature elevation process and the filametntary position of change color occuring and be expressed as numeral is characteristic parameter, suppose that the characteristic parameter numeral is 213213, characteristic parameter is by obtaining ephemeral data 67887 with the characteristic parameter dependency rule, the transitional information 56456 that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, transitional information is recorded on information carrier or the other materials related with information carrier or in such as (4) of Fig. 1, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information, has so just obtained anti-fake product; The other materials of information carrier association is if RFID or magnetic card, and transitional information is recorded in wherein so, if the media such as paper are then printed transitional information thereon.When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information 56456, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter 213213 to by rule, the description that is simulated the variation number of the fiber color in the temperature elevation process and the variation characteristic of character pair parameter by server program according to characteristic parameter 213213 and the filametntary position of change color occurs is that the video of stochastic process is used video as differentiating, become white fiber such as differentiating with the color of 3 red fibers in the temperature elevation process of describing in the video, the color of 2 blue fibers has become black fiber, temperature has again the color of 2 blue fibers to become red fiber when continuing to raise, when temperature continues to raise, there is the color of 5 green fibers to become without color fibre.Differentiate that sending mobile phone to video plays in mobile phone, according to the fiber color change procedure of differentiating the temperature-rise period of describing with video playback, the actual heat temperature raising of quantity and position and this anti-fake product produces the fiber color change procedure, quantity and location comparison, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning with the fiber color change procedure of video presentation, the fiber color change procedure of quantity and position and anti-fake product, quantity and position do not conform to, and then are false.
Give an example 2
Such as Fig. 2, select or make single-piece process random material such as Fig. 2 (13), be broken into granule then the bonding one-tenth single-piece process random material in (7) (8) (9) of these granules such as Fig. 2 such as Fig. 2 (13) such as several fibers in 1 for example, this single-piece process random material is entrained in and produces (10) that the paper that contains single-piece process random material is information carrier such as Fig. 2 in the paper pulp, obtaining the state change process of process random material stochastic process and changes colour amounts of particles and location expression is characteristic parameter, 10 red granules are arranged on (13) such as anti-fake product such as Fig. 2,15 blue particles, 20 yellow particles, being elevated to 20 in temperature has the color of 3 red granules to become white particle when spending, the color of 2 blue particles has become black particle, when spending, temperature arrival 30 have the color of 2 blue particles to become red granules, when spending, temperature arrival 40 have the color of 5 green particles to become without coloured particles, record the variation number of grain color in this temperature elevation process, the position that variation characteristic and grain color change and to be expressed as numeral be characteristic parameter, suppose that the characteristic parameter numeral is 213213, characteristic parameter is used with the characteristic parameter dependency rule and is obtained ephemeral data 67887, the transitional information 56456 that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, transitional information is recorded on information carrier or the other materials related with information carrier or in such as (12) of Fig. 2, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information, has so just obtained anti-fake product; When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information 56456, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter 213213 to by rule, simulated the grain color number change in the temperature elevation process of character pair parameter according to characteristic parameter 213213 by server program, the description video of the particle position of variation characteristic and change color is used video as differentiating, become white particle such as differentiating with the color of 3 red granules in the temperature elevation process of describing in the video, the color of 2 blue particles has become black particle, temperature has again the color of 2 blue particles to become red granules when continuing to raise, when temperature continues to raise, there is the color of 5 green particles to become without coloured particles.Differentiate that sending mobile phone to video plays in mobile phone, according to the grain color change procedure of differentiating the temperature-rise period of describing with video playback, the actual heat temperature raising of varied number and change color particle position and this anti-fake product produces the grain color change procedure, varied number and change color particle position are relatively, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning with the grain color change procedure of video presentation, the grain color change procedure of anti-fake product when varied number and change color particle position and heating, varied number and change color particle position do not conform to, and then are false.
Give an example 3
Select several filaments of variable color that shine with ultraviolet light as the process random material, the process random material here is the synthetic process random material that form of many materials, in the process of papermaking, be entrained in and produce in the paper pulp that to contain these filametntary paper be information carrier, obtain the characteristic parameter of process random material stochastic process, such as being that 10 red fibers are arranged shining without ultraviolet light on the anti-fake product, 15 blue fibers, 20 yellow fibers, the color of the red fiber that 5 positions keep left when having ultraviolet light to shine has become without color fibre, the keep right color of blue fiber of 5 positions has become white fiber, be recorded in nothing and have ultraviolet light to shine the variation number of fiber color, variation characteristic and position and to be expressed as numeral be characteristic parameter, suppose that the characteristic parameter numeral is 213213, characteristic parameter is used with the characteristic parameter dependency rule and is obtained ephemeral data 67887, the transitional information 56456 that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, transitional information is recorded on information carrier or the other materials related with information carrier or in, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information, has so just obtained anti-fake product; When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information 56456, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter 213213 to by rule, by server program according to characteristic parameter 213213 simulate the character pair parameter in nothing and the fiber color number change when having ultraviolet light to shine, the description video of the position of variation characteristic and change color fiber is used video as differentiating, such as differentiating that with shining without ultraviolet light of describing in the video be that 10 red fibers are arranged, 15 blue fibers, 20 yellow fibers, the color of the red fiber that 5 positions keep left when having ultraviolet light to shine has become without color fibre, and the keep right color of blue fiber of 5 positions has become white fiber.Differentiate that sending mobile phone to video plays in mobile phone, according to differentiating the nothing of describing with video playback and having ultraviolet light to shine the variation number of fiber color, the position of variation characteristic and change color fiber and the actual nothing of this anti-fake product and have ultraviolet light to shine to produce fiber color and change, the location comparison of variation characteristic and change color fiber, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning with the fiber color change procedure of video presentation, the position of variation characteristic and changes colour fiber and anti-fake product are having, fiber color change procedure when shining without ultraviolet light, the position of variation characteristic and change color fiber does not conform to, and then is false.
Extraneous factor is that infrared light shines or humidification gives an example 3 together.
Employing is recorded in the RFID that is attached to anti-fake product if transitional information, network address, multimedia message transmit and receive the address, and in the magnetic card, corresponding mobile phone has RFID, the function that magnetic card is read.If transitional information, network address, multimedia message transmit and receive the address encoded recording, the camera function that information exchange is crossed mobile phone in the picked-up coding is realized.
Give an example 4
Select a kind of the observation from different directions the filament of different colours to be arranged as the process random material, the process random material here is the synthetic process random material that form of many materials, in the process of papermaking, be entrained in and produce in the paper pulp that to contain these filametntary paper be information carrier, filament a bit filametntary color when observing along different directions changes, characteristic parameter is called for short in the process of these filament change color and quantity and the filametntary position that changes, such as 10 red fibers are arranged on the anti-fake product, 15 blue fibers, 20 yellow fibers, when observing from the anti-fake product left side, there is the color of 3 red fibers that the position keeps left anti-fake product to become white fiber, the color of 2 right blue fibers in position in anti-fake product has become black fiber, when observing, anti-fake product the right having the color of 2 blue fibers to become red fiber, from the anti-fake product beneath time, there is the color of 5 green fibers to become without color fibre, recording variation number and the variation characteristic of this in certain sequence direction observation anti-fake product fiber color and the filametntary position of change color occuring and be expressed as numeral is characteristic parameter, suppose that the characteristic parameter numeral is 213213, characteristic parameter is by obtaining ephemeral data 67887 with the characteristic parameter dependency rule, the transitional information 56456 that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, transitional information is recorded on information carrier or the other materials related with information carrier or in, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information, has so just obtained anti-fake product; When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information 56456, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter 213213 to by rule, variation number and the variation characteristic of fiber color and video that the filametntary position stochastic process of change color occurs were used video as differentiating when the in certain sequence direction that simulates the character pair parameter according to characteristic parameter 213213 by server program was observed anti-fake product, such as differentiate with describe in the video by the left side, the right, the color of 3 red fibers has become white fiber when observing from the left side when order direction in below is observed anti-fake product, the color of 2 blue fibers has become black fiber, there is the color of 2 blue fibers to become red fiber when observing from the right, has the color of 5 green fibers to become without color fibre during from beneath.Differentiate that sending mobile phone to video plays in mobile phone, fiber color change procedure when observing anti-fake product according to discriminating with the in certain sequence direction of video playback description, quantity and change color position of fibers and this anti-fake product are actual to produce the fiber color change procedure by this when sequentially direction is observed anti-fake product, quantity and change color position of fibers are relatively, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning with the fiber color change procedure of video presentation, quantity and change color position of fibers and anti-fake product are pressed the fiber color change procedure that different directions is observed, quantity and change color position of fibers do not conform to, and then are false.
More than illustrational state variation kind less, such as for example 4 changing for each fiber color and to only have at most two kinds, but illustrated these state kinds of the present invention and refer to that not only limited kind, the present invention also comprise state variation continually varying situation.Changed continuously to blue by redness such as color under dynamic excitation, what characteristic parameter at this moment recorded is the position of continuous state change procedure and process random material.
The present invention is not limited to described specific embodiment, in the situation that does not exceed the desired inventive concept of claim scope, personnel for having the ABC in field under the present invention can implement a lot of modification, and these modification should belong in the claim scope of the present invention.
Claims (9)
1. Anti-fake method for process video, it is characterized in that: select or make a kind of information carrier (5,10), in this information carrier, contain the different material of observation state from different directions or contain the material (1 that the state of material under the excitation of extraneous factor changes, 2,3,13), this class material is called for short the process random material, direction observed information carrier obtains the process feature parameter of the whole or local state variation of the process feature parameter of process random material state variation or process random material process random material under the excitation of extraneous factor and the whole or local position of process random material of state variation occurs in certain sequence, the process feature parameter of state variation and correspondence position general designation characteristic parameter, characteristic parameter uses the rule transformation relevant with characteristic parameter to obtain ephemeral data, the transitional information that from the computer file data that the user selectes, obtains shining upon according to ephemeral data, be recorded in transitional information on the information carrier or on the other materials related with information carrier or in, on information carrier or the other materials related with information carrier or middle record network address, multimedia message transmits and receives address information (6,11), so just obtained anti-fake product; When needs are differentiated the true and false of anti-fake product, by mobile phone obtain on information carrier or the other materials related with information carrier or in transitional information, transitional information is sent to network address, multimedia message transmits and receives the server of address, transitional information is reverse to convert characteristic parameter to by rule, the position that is simulated the description state change process of character pair parameter according to characteristic parameter and the process random material of state variation occured by server program is called for short the Expressive Features parameter video of stochastic process and is used video as differentiating, differentiate that sending mobile phone to video plays in mobile phone, compare according to differentiating with video playback stochastic process and the actual stochastic process that can produce of this anti-fake product, if conform to then be true, if on information carrier or the other materials related with information carrier or in do not find the transitional information that needs or the discriminating of returning not conform to the stochastic process of anti-fake product with the stochastic process of video presentation, then be vacation.
2. a kind of Anti-fake method for process video according to claim 1, it is characterized in that: described process random material is single-piece process random material.
3. a kind of Anti-fake method for process video according to claim 1 is characterized in that: described process random material is the synthetic process random material that form of many materials.
4. a kind of Anti-fake method for process video according to claim 2, it is characterized in that: the state of described material comprises the color of material.
5. a kind of Anti-fake method for process video according to claim 3, it is characterized in that: described extraneous factor comprises heating, humidification.
6. a kind of Anti-fake method for process video according to claim 3, it is characterized in that: described extraneous factor comprises with ultraviolet light, infrared light shines.
7. a kind of Anti-fake method for process video according to claim 3, it is characterized in that: the other materials of described information carrier association comprises RFID, magnetic card.
8. according to claim 1 or 7 described a kind of Anti-fake method for process videos, it is characterized in that: described transitional information, network address, multimedia message transmit and receive the address and comprise with numeral, coded representation or with electronic data and be kept at the RFID that is attached to anti-fake product, in the magnetic card.
9. a kind of Anti-fake method for process video according to claim 1, it is characterized in that: described discriminating comprises by 3G, GPRS mode with the load mode that video sends mobile phone to.
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| CN 200910228001 CN102054390B (en) | 2009-11-05 | 2009-11-05 | Anti-fake method for process video |
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| CN 200910228001 CN102054390B (en) | 2009-11-05 | 2009-11-05 | Anti-fake method for process video |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102054391A (en) * | 2009-11-09 | 2011-05-11 | 郑阿奇 | Anti-fake method for process video mobile phone |
| CN102054392A (en) * | 2009-11-09 | 2011-05-11 | 郑阿奇 | Video anticounterfeiting method |
| CN102122458A (en) * | 2009-12-11 | 2011-07-13 | 郑阿奇 | Anti-counterfeiting method using process video |
| CN102194370A (en) * | 2010-03-16 | 2011-09-21 | 郑阿奇 | Anti-counterfeiting method enabling state to change at random |
| CN103165020B (en) * | 2011-12-13 | 2015-04-22 | 中国人民银行印制科学技术研究所 | Anti-fake product and manufacturing method thereof and anti-fake detection device and method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1285285A (en) * | 2000-09-28 | 2001-02-28 | 李维华 | Anti-counterfeit method for setting and using fiber anti-counterfeit material |
| CN1349186A (en) * | 2001-11-21 | 2002-05-15 | 孙显林 | Random grain anti-fake method |
| CN101546495A (en) * | 2008-03-25 | 2009-09-30 | 崇裕科技股份有限公司 | Anti-counterfeiting identification mark formed by composite fibers |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1285285A (en) * | 2000-09-28 | 2001-02-28 | 李维华 | Anti-counterfeit method for setting and using fiber anti-counterfeit material |
| CN1349186A (en) * | 2001-11-21 | 2002-05-15 | 孙显林 | Random grain anti-fake method |
| CN101546495A (en) * | 2008-03-25 | 2009-09-30 | 崇裕科技股份有限公司 | Anti-counterfeiting identification mark formed by composite fibers |
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