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Dot pattern, the dot pattern forming medium, a program for generating image data of the dot pattern, the dot pattern forming apparatus, an optical device, an optical reading device, the information
A is a technique embodying the definition information by distance and direction between two dots rather than positions of the dots, compared to the dot pattern of the prior art described above. Expand
Curved body for information input, the map for information input, the drawing for the information input
In a conventional dot-pattern technology, there has been the problem that latitude/longitude information or associated information can not be acquired from a curvilinear solid, and a problem that in order to read coordinate information and/or code information from the vicinity of a line segment drawn on a map and drawing to acquire information associated with the line segment, it is necessary to define manually an area including the line segments. Expand