SECURITY SYSTEM BY LOCATION INFORMATION ACQUIREMENT USING GPS POSITIONING AND QUASI-ZENITH SATELLITE SIGNALS AND THREE DIMENSIONAL GRAPHICS DISPLAY

摘要

PROBLEM TO BE SOLVED: To provide a positioning information acquiring system using GPS and a quasi-zenith satellite positioning signals and a three dimensional graphics display system preventing an occurrence of a crime by acquiring hidden persons inside which is blind spot in an entrance and exit management system by a security gate as well as being capable of speedy and accurate acquirement of situation and guiding response by acquiring a number of remaining persons and remaining place of inside remaining persons in a time of emergency in three dimension.;SOLUTION: Individual card positions are plot displayed by three dimensional coordinates on a management monitor screen by giving an IC card used in a security gate system GPS and navigation information receiving function for quasi-zenith satellite global positioning system.;SELECTED DRAWING: Figure 1;COPYRIGHT: (C)2017,JPO&INPIT