Packaging system with information concealing function
A technology of information hiding and packaging systems, applied in the field of packaging systems, can solve problems such as personal information leakage, and achieve the effects of strong scalability, increased flexibility, and flexible changes in corresponding methods
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specific Embodiment 1
[0039] This embodiment is an embodiment of a packaging system with information hiding function.
[0040] The packaging system with information hiding function of this embodiment includes an information hiding packaging box and an information decoding device,
[0041] The structural diagram of the information hiding packaging box is as follows: figure 1 As shown, the information hiding packaging box should include a cardboard box body, and a through hole with a rectangular cross-sectional shape is provided in the longitudinal direction of the cardboard box body. The two end faces of the through hole are sealed with opaque films, and the opposite sides of the through hole The two facades are respectively provided with a first stepped structure and a second stepped structure;
[0042] The first step structure includes n step periods, and there are p in the i-th step period i steps, the height of each step cycle changes monotonically;
[0043] The second step structure includes...
specific Embodiment 2
[0047] This embodiment is an embodiment of a packaging system with information hiding function.
[0048] The packaging system with information hiding function of this embodiment, on the basis of the first embodiment, further defines a facade with a stepped structure, with a stepped structure in the middle and rails at both ends of the stepped structure.
[0049] The vehicle body is provided with wheels capable of traveling on the rails.
[0050] This example is in figure 2 The same applies in .
specific Embodiment 3
[0052] This embodiment is an embodiment of a method for identifying hidden information based on distance identification.
[0053] The hidden information identification method based on distance identification in this embodiment includes the following steps:
[0054] Step a, the information decoding device passes through the through hole according to a fixed direction, and records the corresponding relationship between distance and time f for the first step structure 1 (d,t), record the correspondence between distance and time for the second step structure f 2 (d, t), the corresponding relationship between the identification record label and time f 3 (n,t);
[0055] Step b, for f 1(d, t) to calculate the derivative, when the absolute value of the derivative is greater than the threshold, it is the step change time; in the step change time, if the derivative is less than 0, it is the ascending step, and if the derivative is greater than 0, it is the descending step; according ...
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