Two-dimensional code anti-counterfeit label based on NFC, label registration method and label recognition method
A technology of two-dimensional code labels and anti-counterfeiting labels, which is applied in collaborative devices, record carriers used by machines, and business, and can solve problems such as poor anti-counterfeiting effects and easy cracking of two-dimensional codes, and achieve the effect of uniqueness
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Embodiment 1
[0033] Such as Figure 1-2 As shown, a two-dimensional code anti-counterfeiting label 1 based on NFC includes a two-dimensional code label 6, and the non-label area on the two-dimensional code label 6 is provided with an NFC chip 7. In this embodiment, the non-label area is preferably two In the reverse area of the two-dimensional code label 6, the UID and the URL link of the NFC chip 7 are embedded in the two-dimensional code, and the NFC chip 7 is provided with a key layer 8 positioned at the upper layer and an information layer 9 positioned at the bottom layer. The first key verified by the manufacturer's cloud server 5 and the second key verified by the cloud server 4 are stored in the key layer 8, and the NFC password is stored in the information layer 9. Dynamic information can also be stored in the information layer 9, such as information such as the reading time of the NFC chip 7 and the GPS positioning information (latitude and longitude) of the smart terminal 2.
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Embodiment 2
[0036]Although the two-dimensional code and the NFC chip 7 are pasted together (as thin as ordinary paper), the generation method is completely independent of each other. Similarly, reading the information in the two-dimensional code and the NFC chip 7 is also two different operations, because the NFC chip 7 is behind the two-dimensional code or other inconspicuous places, the operation of reading is also passive and recessive, and can be combined Internet, cloud platform, the combination of QR code and NFC chip 7 can effectively guarantee the consistency of a bound product after leaving the factory, or verify its uniqueness. Specifically, it starts with the information injection of the NFC chip 7. The following describes the tag registration method in detail:
[0037] Any NFC chip 7 has a unique fixed initial UID. The whole operation process is completed by connecting to the cloud server 4 under the environment of the manufacturer's cloud server 5 and the card reader.
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Embodiment 3
[0044] Such as Figure 4 As shown, a label identification method for an NFC-based two-dimensional code anti-counterfeit label 1, comprising an intelligent terminal 2 scanning the two-dimensional code anti-counterfeit label 1, obtaining the URL link in the two-dimensional code and the UID of the NFC chip 7; Log in to the cloud server 4, and read the first key and the second key associated with the UID; obtain the NFC password according to the first key and the second key; the manufacturer's cloud server 5 verifies the NFC password, and feeds back the verification information after the verification is passed .
[0045] The above method is described in detail in conjunction with the case operation:
[0046] The user scans the two-dimensional code anti-counterfeiting label 1 using the "scan" or WeChat QRCode function of the smart terminal 2, and the relevant product introduction page, product traceability or voice introduction starts, and is displayed on the page of the smart ter...
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