Ground mapping device, ground mapping method, ground mapping program, and record medium

摘要

The ground mapping device (100), portable direction of the portable is detected the direction sensing station (102) with. Speed of the portable is detected and, the speed detector (103) with, it judges whether or not the route where the portable is formed with the curve the judgment section (104) by is being moved. Display position on the screen of the mark which presently of the portable displays the position on the basis of the detection result where these are detected, the indicatory control section (107) with is modified, the map information which modifies display position is indicated the indicatory department (101).