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Two-dimensional random graph based anti-counterfeit label

A technology of anti-counterfeiting labels and random graphics, applied in the field of anti-counterfeiting, can solve the problems of low public participation, expensive counterfeit verification equipment, and inability to be recycled

Pending Publication Date: 2019-01-01
HANGZHOU WOPUWULIAN SCI & TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] However, so far, for bulk consumer products, the public has not only never become a participant in the counterfeit inspection of commodities, but even ignores most of the anti-counterfeit labels. There are three main reasons for this: First, the counterfeit inspection technology is complex Or the counterfeit inspection equipment is expensive, and it is difficult for the public to participate in it, and the extremely low participation of the public makes it difficult to form credibility; second, most anti-counterfeiting technologies use one-dimensional or two-dimensional label products as carriers, while anti-counterfeiting labels lower than three-dimensional are all Inevitably, it is easy to be copied, recycled or forged; the third is the cost issue. It is true that many anti-counterfeiting technologies are difficult to crack, but the anti-counterfeiting labels are expensive and difficult to be accepted by commodity manufacturers
[0007] In short, in the current anti-counterfeiting industry, no anti-counterfeiting label has been found that can take into account the following elements at the same time: (1) facilitate the public to participate in large-scale counterfeiting verification; (2) realize pre-sale counterfeiting inspection of products; (3) cannot be copied; (4) Cannot be recycled; (5) Low probability of counterfeiting; (6) Low cost; (7) Applicable to a variety of commodities in all walks of life; (8) High cost of counterfeiting

Method used

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  • Two-dimensional random graph based anti-counterfeit label
  • Two-dimensional random graph based anti-counterfeit label
  • Two-dimensional random graph based anti-counterfeit label

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0078] Such as figure 1 As shown, an anti-counterfeiting label based on two-dimensional random graphics includes two basic components: five two-dimensional random graphics 1 and a three-dimensional carrier 2 capable of accommodating all two-dimensional random graphics 1, and the thickness of two-dimensional random graphics 1 is 0.01 mm, the three-dimensional carrier 2 is made of PC material, which can transmit visible light so that the two-dimensional random figure 1 can be recognized by the image recognition equipment; the positions of the two-dimensional random figure 1 in the three-dimensional carrier 2 are randomly distributed, and there are 3 The two-dimensional random graphics 1 are in non-parallel planes; the image features combined with the two-dimensional random graphics 1 and the three-dimensional carrier 2 are recorded in the database for comparison and identification by image recognition equipment; anti-counterfeiting labels It is divided into front and back, where...

Embodiment 2

[0080] Such as figure 1 As shown, an anti-counterfeit label based on two-dimensional random graphics includes two basic components: five two-dimensional random graphics; and a three-dimensional carrier 2 capable of accommodating all two-dimensional random graphics 1 . The thickness of the two-dimensional random figure 1 is 0.05mm, and each two-dimensional random figure 1 includes two parallel surfaces, the area of ​​each surface is 2-10 square millimeters at random, and there are two two-dimensional random figures 1 whose center of gravity coordinates are at different positions. Parallel planes, and the coordinates of their centers of gravity are not on the intersection line of the two planes; the three-dimensional carrier 2 is made of PMMA material, and the three-dimensional carrier 2 can transmit visible light so that the two-dimensional random graphics 1 can be recognized by image recognition equipment Identification; in the photos obtained by taking anti-counterfeit labels...

Embodiment 3

[0082] Such as figure 1 As shown, an anti-counterfeit label based on two-dimensional random graphics includes two basic components: six two-dimensional random graphics 1 and a three-dimensional carrier 2 capable of accommodating all two-dimensional random graphics 1, and the thickness of the two-dimensional random graphics 1 is 0.04 mm, the three-dimensional carrier 2 is made of PS material, which can transmit visible light so that the two-dimensional random figure 1 can be recognized by the image recognition equipment; the positions of the two-dimensional random figure 1 in the three-dimensional carrier 2 are randomly distributed, and six of them The two-dimensional random graphics 1 are on non-parallel planes; the image features combined with the two-dimensional random graphics 1 and the three-dimensional carrier 2 are recorded in the database for comparison and recognition by image recognition equipment; It is the front and the back, where the front is used to be scanned an...

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Abstract

The invention relates to a two-dimensional random graph based anti-counterfeit label. The anti-counterfeit label includes two-dimensional random graphs and a three-dimensional carrier accommodating all the two-dimensional random graphs; the positions of the two-dimensional random graphs are randomly distributed in the three-dimensional carrier; and image characteristics combining the two-dimensional random graphs with the three-dimensional carrier are recorded in a database, so that contrast recognition can be performed by image recognition equipment. Thus, pre-sale false inspection of goods can be realized; and labels have characteristics of being non-replicable and non-recyclable, so that possible can be provided for public to widely participate in goods false inspection.

Description

technical field [0001] The invention relates to an anti-counterfeiting label based on two-dimensional random graphics, which belongs to the field of anti-counterfeiting. [0002] The term "two-dimensional random graphics", where "dimension" is the direction dimension in the concept of space system, "two-dimensional random graphics" in this patent means that one direction dimension in the three-dimensional random graphics is relatively weakened so that it can be ignored Generally speaking, "two-dimensional random graphics" can be expressed as "plane random graphics", or more precisely, "two-dimensional random graphics" can be expressed as "thickness is extremely small, and its appearance is mainly based on two a figure embodied by two parallel outer surfaces" or "so thin that its two outer surfaces appear to be on a plane", for example, a sheet of arbitrarily shaped, extremely thin flat paper. [0003] The term "mechanical connection" includes riveting, bolt connection, key pi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G09F3/02
CPCG09F3/0297G09F3/02
Inventor 樊晓东袁涌耀
Owner HANGZHOU WOPUWULIAN SCI & TECH
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