Product verification method
A verification method and product technology, applied in business, equipment, data processing applications, etc., can solve problems such as poor safety and reliability, low cost of unscrupulous merchants, and difficulty in judging authenticity, etc., to increase the cost of counterfeiting and improve safety Sex and reliability, difficult effects
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[0022] In the following description, for purposes of explanation and to provide a thorough understanding of the present invention, numerous specific details are set forth, however, it will be obvious to those skilled in the art that the present invention can be practiced without these specific details. . In this regard, the illustrative example embodiments have been presented for purposes of illustration only, and are not intended to be limiting of the invention. Therefore, the protection scope of the present invention is not limited by the above specific embodiments, but only by the scope of the appended claims.
[0023] figure 1 Schematic diagram illustrating a visually recognizable multi-dimensional code. exist figure 1 Among them, two-dimensional code 11 is an example of a commonly used QR code at present. This code and some other two-dimensional codes (such as DM codes) are formed by arbitrarily arranged small dark and light color blocks. It is impossible to accuratel...
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