Method of filing geographical maps and method of reading the fil

Boots – shoes – and leggings

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364522, 340799, G06F 1566

Patent

active

049982125

ABSTRACT:
A method of filing geographical maps and a method of reading the filed ma The maps cover a zone called scale zone. For filing, the maps are arranged in order, each map is turned through a digitization angle, it is digitized by a scanner and the useless portions are cut out therefrom, the maps are located so as to determine the deformation thereof, the digitized, cut out and located maps are stored on a buffer by juxtaposing them, and the information of the buffer is stored on a digital optical disk. For reading, the map containing a point with given geographical coordinates to be placed in the center of a display screen is determined by its contour.

REFERENCES:
patent: 4694352 (1987-09-01), Ina et al.
patent: 4715005 (1987-12-01), Heartz
patent: 4742558 (1988-05-01), Ishibashi et al.
patent: 4805099 (1989-02-01), Hubu
patent: 4811207 (1989-03-01), Hikita et al.
patent: 4821212 (1989-04-01), Heartz

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