Processing method for drawing lottery safely by a two-dimensional code
A processing method and two-dimensional code technology, which is applied in the field of safe lottery drawing using two-dimensional codes, can solve problems such as leakage of winning codes, two-dimensional code images do not have code values, etc., and achieve the effect of preventing piracy and loss
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[0047] The embodiments of the present invention will be further described below in conjunction with the accompanying drawings, but the described embodiments of the present invention are illustrative rather than limiting.
[0048] In the following description of this embodiment, the dot matrix is the smallest unit that constitutes a two-dimensional code, and is formed by gathering a number of printing dots, and the printing dot is the smallest unit that can be printed by a printing device.
[0049] The two-dimensional code described in the present invention comprises according to the well-known two-dimensional code name: DM two-dimensional code, QR two-dimensional code, vision?, two-dimensional code+, all computer graphic codes that can describe information such as Chinese letter code , but not only these known codes, all two-dimensional distribution codes that use geometric distribution or physical distribution to record information belong to the content involved in the prese...
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