CN102968927B - The recognition device of antifalsification label, antifalsification label and method - Google Patents
The recognition device of antifalsification label, antifalsification label and method Download PDFInfo
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- CN102968927B CN102968927B CN201210433813.0A CN201210433813A CN102968927B CN 102968927 B CN102968927 B CN 102968927B CN 201210433813 A CN201210433813 A CN 201210433813A CN 102968927 B CN102968927 B CN 102968927B
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000007639 printing Methods 0.000 claims abstract description 102
- 238000001228 spectrum Methods 0.000 claims abstract description 39
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 230000001678 irradiating effect Effects 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims description 12
- 230000000007 visual effect Effects 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 abstract description 2
- 238000005286 illumination Methods 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
<b> the present invention relates to antifalsification label, the recognition device of antifalsification label and method.This recognition methods comprises: the infrared printing ink false proof layer of irradiating antifalsification label with infrared light supply; The Spectrum attenuation characteristic of postradiation infrared printing ink false proof layer is detected with photosensitive receiving tube; The Spectrum attenuation characteristic prestored in the Spectrum attenuation characteristic detected from photosensitive receiving tube and storer is compared by purpose processor, if coupling, then instruction infrared light supply irradiates the infrared printing ink coding layer of antifalsification label with the pattern in 2 D code making imageing sensor read infrared printing ink coding layer, and purpose processor is decoded to pattern in 2 D code, if do not mate, then quit work.The present invention, by dual identification, effectively prevents from copying the means of pattern in 2 D code to crack antifalsification label.</b>
Description
Technical field
The present invention relates to anti-counterfeiting technology, be specifically related to antifalsification label, the recognition device of antifalsification label and method.
Background technology
Current antifalsification label is generally by substrate be printed on encode layer, Visual Graph pattern layer of suprabasil infrared printing ink and form, infrared printing ink coding layer have with the pattern in 2 D code of small-sized lattice arrangement, the ink point forming pattern in 2 D code can be carbon black color ink or carbon containing colorless ink, and this pattern in 2 D code is exactly invisible two-dimensional codes.During identification, irradiate infrared printing ink coding layer by infrared LED, then read the pattern in 2 D code of infrared printing ink coding layer with camera, then purpose processor is decoded to pattern in 2 D code and is judged that whether this pattern in 2 D code is effective, effective then prove genuine piece, otherwise be exactly counterfeit.
But because pattern in 2 D code is formed by multiple ink point lattice arrangement, this just causes undesirable and is easy to copy pattern in 2 D code.
Summary of the invention
An object of the present invention is to propose a kind of antifalsification label, and it can solve the problem be easily replicated.
One of in order to achieve the above object, the technical solution adopted in the present invention is as follows:
Antifalsification label, it comprises substrate, and is printed on suprabasil infrared printing ink coding layer and infrared printing ink false proof layer, and described infrared printing ink coding layer is formed with the pattern in 2 D code arranged in a predefined manner; Wherein, under the irradiation of infrared light, the infrared printing ink coding Spectrum attenuation characteristic of layer and the Spectrum attenuation different characteristics of infrared printing ink false proof layer.
Preferably, infrared printing ink coding layer is positioned at above or below infrared printing ink false proof layer.
Preferably, infrared printing ink coding layer and infrared printing ink false proof layer are positioned at same layer.Implementation is, before printing, together with the ink of layer of infrared printing ink can being encoded is blended into the ink of infrared printing ink false proof layer, is then printed onto in substrate with the form of pattern in 2 D code.So just can print one deck less, simplify the operation making antifalsification label.
Preferably, the ink that infrared printing ink false proof layer adopts is carbon black color ink or carbon containing colorless ink.
Preferably, described substrate is also printed with Visual Graph pattern layer, with information contained by indicating user antifalsification label.
Two of object of the present invention is also to propose a kind of recognition device identifying above-mentioned antifalsification label, it comprises processor, storer, infrared light supply, imageing sensor and photosensitive receiving tube, and storer, infrared light supply, imageing sensor, photosensitive receiving tube are all electrically connected with processor;
Infrared light supply, for irradiating the infrared printing ink false proof layer of antifalsification label;
Photosensitive receiving tube, for detecting the Spectrum attenuation characteristic of postradiation infrared printing ink false proof layer;
Processor, for the Spectrum attenuation prestored in the Spectrum attenuation transmitted from photosensitive receiving tube characteristic and storer characteristic is compared, if coupling, then instruction infrared light supply irradiates the infrared printing ink coding layer of antifalsification label with the pattern in 2 D code making imageing sensor read infrared printing ink coding layer, and pattern in 2 D code is decoded, if do not mate, then quit work.
Preferably, described infrared light supply is an infrared LED.Namely adopt same infrared LED as irradiation source.
Preferably, described infrared light supply comprise the infrared printing ink false proof layer for irradiating antifalsification label the first infrared LED and for irradiate antifalsification label infrared printing ink coding layer the second infrared LED, wherein, the wavelength of infrared light that sends of the first infrared LED is equal with the wavelength of the infrared light that the second infrared LED sends or different.Such as, the wavelength of the infrared light that the first infrared LED, the second infrared LED send is 850nm, or, the wavelength of the infrared light that the first infrared LED sends is 850nm, the wavelength of the infrared light that the second infrared LED sends is 940-980nm, or the first infrared LED, the rubescent outer optical wavelength of the second infrared LED are 940-980nm, or when illumination is enough, only with one group of infrared LED (850nm or 940-980nm).
Preferably, described photosensitive receiving tube is phototriode or photodiode.Processor can select MCU.Imageing sensor can select black and white camera.Storer can select FLASH storage card.
Three of object of the present invention is also to propose a kind of recognition methods for identifying above-mentioned antifalsification label, and it comprises the following steps:
The infrared printing ink false proof layer of antifalsification label is irradiated with infrared light supply;
The Spectrum attenuation characteristic of postradiation infrared printing ink false proof layer is detected with photosensitive receiving tube;
The Spectrum attenuation characteristic prestored in the Spectrum attenuation characteristic detected from photosensitive receiving tube and storer is compared by purpose processor, if coupling, then instruction infrared light supply irradiates the infrared printing ink coding layer of antifalsification label with the pattern in 2 D code making imageing sensor read infrared printing ink coding layer, and purpose processor is decoded to pattern in 2 D code, if do not mate, then quit work.
The present invention has following beneficial effect:
1, on traditional antifalsification label, an infrared printing ink false proof layer is added, using specific Spectrum attenuation characteristic as Section 1 anti-fake mark, and then utilize the pattern in 2 D code of former infrared printing ink coding layer as Section 2 anti-fake mark, play the effect of double anti-forge, difficulty of reproduction again due to Spectrum attenuation characteristic is comparatively large, therefore, it is possible to effectively prevent copying of antifalsification label.
2, the Spectrum attenuation characteristic of different infrared printing ink false proof layer can be distributed to different users to use, so, former infrared printing ink coding layer just can reuse, thus saves coding resource.
Accompanying drawing explanation
Fig. 1 is the structural representation of the antifalsification label of the embodiment of the present invention one;
Fig. 2 is the structural representation of the recognition device of the antifalsification label of the embodiment of the present invention one, and dotted line represents light path;
Fig. 3 is the process flow diagram of the recognition methods of the antifalsification label of the embodiment of the present invention one;
Fig. 4 is the structural representation of the antifalsification label of the embodiment of the present invention two;
Fig. 5 is the structural representation of the recognition device of the antifalsification label of the embodiment of the present invention three, and dotted line represents light path.
Reference numeral: 1, substrate; 2, infrared printing ink false proof layer; 3, infrared printing ink coding layer; 4, Visual Graph pattern layer; 5, the first infrared LED; 6, the second infrared LED; 7, imageing sensor; 8, processor; 9, photosensitive receiving tube; 10, storer.
2 ', infrared printing ink encode false-proof composite bed; 3 ', Visual Graph pattern layer.
5 ', infrared LED.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the present invention is described further:
Embodiment one
As shown in Figure 1, a kind of antifalsification label, it is made up of four-layer structure, is followed successively by substrate 1, infrared printing ink false proof layer 2, infrared printing ink coding layer 3 and Visual Graph pattern layer 4 from the bottom to top.Infrared printing ink false proof layer 2, infrared printing ink coding layer 3 and Visual Graph pattern layer 4 are all arranged on the base 1 in the mode of printing.Shown substrate 1 can be paper, plastic cover, cloth cover etc.Described infrared printing ink coding layer 3 is formed with the pattern in 2 D code arranged in a predefined manner.Described pattern in 2 D code is formed by carbon black color ink or the printing of carbon containing colorless ink.The ink that described infrared printing ink false proof layer 2 adopts is carbon black color ink or carbon containing colorless ink.
Wherein, under the irradiation of infrared light, the infrared printing ink coding Spectrum attenuation characteristic of layer 3 and the Spectrum attenuation different characteristics of infrared printing ink false proof layer 2.
In addition, the infrared printing ink coding layer 3 of the present embodiment can exchange with the order of infrared printing ink false proof layer 2.
As shown in Figure 2, a kind of recognition device of the antifalsification label for identifying the present embodiment, it comprises processor 8, storer 10, infrared light supply, imageing sensor 7 and photosensitive receiving tube 9, and storer 10, infrared light supply, imageing sensor 7, photosensitive receiving tube 9 are all electrically connected with processor 8.Described infrared light supply comprises the first infrared LED 5 and the second infrared LED 6.
The data of Spectrum attenuation characteristic are previously stored with in storer 10.
First infrared LED 5, for irradiating the infrared printing ink false proof layer 2 of antifalsification label.
Photosensitive receiving tube 9, for detecting the Spectrum attenuation characteristic of postradiation infrared printing ink false proof layer 2.
Processor 8, for the Spectrum attenuation characteristic prestored in the Spectrum attenuation transmitted from photosensitive receiving tube 9 characteristic and storer 10 is compared, if coupling, then instruction second infrared LED 6 irradiates the infrared printing ink coding layer 3 of antifalsification label with the pattern in 2 D code making imageing sensor 7 read infrared printing ink coding layer 3, and pattern in 2 D code is decoded, if do not mate, then quit work, namely whole recognition device all quits work.The identifying of processor 8 pairs of pattern in 2 D code is same as the prior art, and the present invention just repeats no more.
In the present embodiment, the wavelength of the infrared light that the wavelength of the infrared light that the first infrared LED 5 sends sends with the second infrared LED 6 can be equal, also can be different.Such as, the wavelength of the infrared light that the first infrared LED 5, second infrared LED 6 sends is 850nm, or, the wavelength of the infrared light that the first infrared LED 5 sends is 850nm, the wavelength of the infrared light that the second infrared LED 6 sends is 940-980nm, or the rubescent outer optical wavelength of the first infrared LED 5, second infrared LED 6 is 940-980nm, or when illumination is enough, only with one group of infrared LED (850nm or 940-980nm).If intensity of illumination is not enough, can also starts a LED5, the 2nd LED6 simultaneously and irradiate infrared printing ink coding layer 3, infrared printing ink false proof layer 2, to make imageing sensor 7, photosensitive receiving tube 9 can receive enough strong light signal.Certainly, the present embodiment can also increase more infrared LEDs as light source.
In the present embodiment, described photosensitive receiving tube 9 preferably adopts phototriode or photodiode.Processor 8 preferably adopts MCU.Imageing sensor preferably adopts black and white camera.Storer preferably adopts FLASH storage card.
As shown in Figure 3, a kind of recognition methods of the antifalsification label for identifying the present embodiment, it comprises the following steps:
Step S01: the infrared printing ink false proof layer 2 of irradiating antifalsification label with infrared light supply;
Step S02: the Spectrum attenuation characteristic detecting postradiation infrared printing ink false proof layer 2 with photosensitive receiving tube 9;
Step S03: the Spectrum attenuation characteristic prestored in the Spectrum attenuation characteristic detected from photosensitive receiving tube 9 and storer 10 is compared by purpose processor 8, if coupling, then instruction infrared light supply irradiates the infrared printing ink coding layer 3 of antifalsification label with the pattern in 2 D code making imageing sensor 7 read infrared printing ink coding layer 3, and purpose processor 8 pairs of pattern in 2 D code are decoded, if do not mate, then quit work.If the coding of pattern in 2 D code is correct, then processor 8 exports decoded code value to receiving trap.Described receiving trap can be display, audio frequency apparatus, mobile phone etc.
Embodiment two
As shown in Figure 4, the difference of the present embodiment and embodiment one is the structure of antifalsification label.Concrete, the antifalsification label of the present embodiment is three-decker, is followed successively by substrate 1, infrared printing ink encode false-proof composite bed 2 ' and Visual Graph pattern layer 3 ' from the bottom to top.Described infrared printing ink encode false-proof composite bed 2 ' is containing infrared printing ink coding layer and infrared printing ink false proof layer, and namely infrared printing ink coding layer and infrared printing ink false proof layer are positioned at same layer.Implementation is, before printing, together with the ink of layer of infrared printing ink can being encoded is blended into the ink of infrared printing ink false proof layer, is then printed onto in substrate with the form of pattern in 2 D code.So just can print one deck less, simplify the operation making antifalsification label.
The recognition device of the antifalsification label of the present embodiment is identical with embodiment one with recognition methods.
Embodiment three
As shown in Figure 5, the present embodiment and the difference of embodiment one are that the structure of infrared light supply is different.Concrete, the infrared light supply of the present embodiment is an infrared LED 5 ', namely adopts same infrared LED as irradiation source.Certainly, the infrared LED that the infrared waves appearance of multiple and described infrared LED 5 ' is same can also be increased, to use as supplementary illumination source when illuminance deficiency.
The antifalsification label of the present embodiment can be identical with embodiment one or embodiment two, and the antifalsification label recognition methods of the present embodiment is identical with embodiment one.
By the description of above-described embodiment, innovation of the present invention is on traditional antifalsification label, increase by an infrared printing ink false proof layer, increases by a photosensitive receiving tube in recognition device.Infrared printing ink false proof layer is excited by infrared light supply, photosensitive receiving tube detects the Spectrum attenuation characteristic of infrared printing ink false proof layer, processor is compared according to the Spectrum attenuation characteristic in the Spectrum attenuation characteristic of infrared printing ink false proof layer and storer, when the spectral characteristic attenuation characteristic of the two is identical, be judged as identifying effectively, just the pattern in 2 D code of infrared printing ink coding layer is identified, if the Spectrum attenuation characteristic of the two is different, then be judged as recognition failures, even if the coding of the pattern in 2 D code of infrared printing ink coding layer is correct, also judge that corresponding product is not genuine piece.By dual identification, effectively prevent from copying the means of pattern in 2 D code to crack antifalsification label.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. the recognition device of antifalsification label, is characterized in that, described antifalsification label comprises substrate, and is printed on suprabasil infrared printing ink coding layer and infrared printing ink false proof layer, and described infrared printing ink coding layer is formed with the pattern in 2 D code arranged in a predefined manner; Wherein, under the irradiation of infrared light, the infrared printing ink coding Spectrum attenuation characteristic of layer and the Spectrum attenuation different characteristics of infrared printing ink false proof layer; Described recognition device comprises processor, storer, infrared light supply, imageing sensor and photosensitive receiving tube, and storer, infrared light supply, imageing sensor, photosensitive receiving tube are all electrically connected with processor;
Infrared light supply, for irradiating the infrared printing ink false proof layer of antifalsification label;
Photosensitive receiving tube, for detecting the Spectrum attenuation characteristic of postradiation infrared printing ink false proof layer;
Processor, for the Spectrum attenuation prestored in the Spectrum attenuation transmitted from photosensitive receiving tube characteristic and storer characteristic is compared, if coupling, then instruction infrared light supply irradiates the infrared printing ink coding layer of antifalsification label with the pattern in 2 D code making imageing sensor read infrared printing ink coding layer, and pattern in 2 D code is decoded, if do not mate, then quit work;
Wherein, the Spectrum attenuation characteristic of different infrared printing ink false proof layer is distributed to different users and is used.
2. the recognition device of antifalsification label as claimed in claim 1, it is characterized in that, described infrared light supply is an infrared LED.
3. the recognition device of antifalsification label as claimed in claim 1, it is characterized in that, described infrared light supply comprise the infrared printing ink false proof layer for irradiating antifalsification label the first infrared LED and for irradiate antifalsification label infrared printing ink coding layer the second infrared LED, wherein, the wavelength of infrared light that sends of the first infrared LED is equal with the wavelength of the infrared light that the second infrared LED sends or different.
4. the recognition device of antifalsification label as claimed in claim 1, it is characterized in that, described photosensitive receiving tube is phototriode or photodiode.
5. the recognition device of antifalsification label as claimed in claim 1, is characterized in that, infrared printing ink coding layer is positioned at above or below infrared printing ink false proof layer.
6. the recognition device of antifalsification label as claimed in claim 1, is characterized in that, infrared printing ink coding layer and infrared printing ink false proof layer are positioned at same layer.
7. the recognition device of antifalsification label as claimed in claim 1, it is characterized in that, the ink that infrared printing ink false proof layer adopts is carbon black color ink or carbon containing colorless ink.
8. the recognition device of antifalsification label as claimed in claim 1, is characterized in that, described substrate is also printed with Visual Graph pattern layer.
9. the recognition methods of antifalsification label, is characterized in that, described antifalsification label comprises substrate, and is printed on suprabasil infrared printing ink coding layer and infrared printing ink false proof layer, and described infrared printing ink coding layer is formed with the pattern in 2 D code arranged in a predefined manner; Wherein, under the irradiation of infrared light, the infrared printing ink coding Spectrum attenuation characteristic of layer and the Spectrum attenuation different characteristics of infrared printing ink false proof layer; It comprises the following steps:
The infrared printing ink false proof layer of antifalsification label is irradiated with infrared light supply;
The Spectrum attenuation characteristic of postradiation infrared printing ink false proof layer is detected with photosensitive receiving tube;
The Spectrum attenuation characteristic prestored in the Spectrum attenuation characteristic detected from photosensitive receiving tube and storer is compared by purpose processor, if coupling, then instruction infrared light supply irradiates the infrared printing ink coding layer of antifalsification label with the pattern in 2 D code making imageing sensor read infrared printing ink coding layer, and purpose processor is decoded to pattern in 2 D code, if do not mate, then quit work;
Wherein, the Spectrum attenuation characteristic of different infrared printing ink false proof layer is distributed to different users and is used.
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| CN201210433813.0A CN102968927B (en) | 2012-11-02 | 2012-11-02 | The recognition device of antifalsification label, antifalsification label and method |
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| CN103226723B (en) * | 2013-04-26 | 2015-12-23 | 鸿博股份有限公司 | A kind of can the combined two-dimension code anti-counterfeiting method of anti-copying |
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| CN103794138B (en) * | 2014-02-18 | 2016-01-20 | 立德高科(北京)数码科技有限责任公司 | With anti-counterfeiting mark and the generation method thereof of interference element |
| CN105023163B (en) * | 2015-06-23 | 2018-08-21 | 杭州沃朴物联科技有限公司 | A kind of anti-counterfeiting system and method based on chaos graph label |
| CN107153860B (en) * | 2016-03-04 | 2021-01-01 | 东莞文胜鼎电子科技有限公司 | Anti-counterfeit label identification device, anti-counterfeit label identification method and anti-counterfeit label |
| CN108256608A (en) * | 2017-03-15 | 2018-07-06 | 新华智云科技有限公司 | A kind of two dimensional image code and its recognition methods and equipment |
| CN107423796A (en) * | 2017-07-28 | 2017-12-01 | 广州中国科学院先进技术研究所 | A kind of multispectral invisible anti-counterfeit mark and its detection means, detection method |
| CN107563479A (en) * | 2017-08-28 | 2018-01-09 | 宁夏软件工程院有限公司 | The preparation and recognition methods of a kind of invisible two-dimensional codes |
| CN112394045A (en) * | 2019-08-16 | 2021-02-23 | 大连兆晶生物科技有限公司 | Anti-counterfeiting method for identifying polymer safety mark |
| CN111753942A (en) * | 2020-06-10 | 2020-10-09 | 浙江陆特能源科技股份有限公司 | Anti-counterfeiting label of medicinal and edible inner bag and manufacturing and verifying method thereof |
| CN112183144A (en) * | 2020-09-07 | 2021-01-05 | 黑龙江大学 | Infrared spectrum identification reader and generation method |
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Effective date of registration: 20170817 Address after: 518000 Guangdong, Shenzhen, Longhua New District, the streets of the Qing Xiang Road, No. 1, science and Technology Park, block C, block 21M, 9 Patentee after: SHENZHEN STANP LIGHT BIOLOGICAL TECHNOLOGY Co.,Ltd. Address before: Dongfeng Road 333300 Jiangxi city of Jingdezhen province Leping Jiyang Street Office No. 41 Patentee before: Wu Jianhui |
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Address after: 518000 Honglian Eagle Factory 1A501, 286 Sili Road, Dabuxiang, Xinlan Community, Guanlan Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN MEILICE BIOTECHNOLOGY Co.,Ltd. Address before: 518000 Shenzhen, Guangdong Longhua New District, Longhua Street Qingxiang Road, No. 1, C 9, 21M Patentee before: SHENZHEN STANP LIGHT BIOLOGICAL TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20151118 Termination date: 20211102 |