IMAGING DIRECTION DISPLAY METHOD FOR PORTABLE TERMINAL, PORTABLE TERMINAL WITH IMAGING DIRECTION DISPLAY FUNCTION, AND IMAGING DIRECTION DISPLAY SYSTEM FOR PORTABLE TERMINAL

摘要

PROBLEM TO BE SOLVED: To provide a portable terminal with an imaging direction display function capable of making correctable and accurate display of imaging directions of imaging various facilities be performed on a display screen under status of geomagnetic disturbances.

SOLUTION: A portable terminal 1 comprises: facilities data management means 9 for managing facilities master data acquired from a management server 2; a camera 3 imaging indoor various facilities; a direction sensor 5 detecting an imaging direction; facilities data display means 6 for displaying facilities data superposed on the various facilities on a display screen of a display 4; and portable terminal direction input means 7 for: displaying a portable terminal position on map data and a portable terminal direction toward facilities seen in the imaging direction from the portable terminal position superposed on the map data, when displaying indoor map data of master data; and displaying a portable terminal direction (imaging direction) modified correctly according to input of a look-at point position showing a correct imaging direction by an input operation of the look-at point position after displaying the portable terminal position on the map data, under status of geomagnetic disturbances.

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