DISPLAY DEVICE FOR POSITION OF MOBILE TERMINAL IN PREMISES

摘要

PROBLEM TO BE SOLVED: To display a current position of a mobile terminal 20 (t) when a user of the mobile terminal falls down due to leakage of gas or the like, fall down state and also abnormity of a job environment such as gas leakage. SOLUTION: When a fall-down information discrimination means 6 of a mobile terminal position display device 60' detects fall-down information indicative of fall-down state of the mobile terminal on the basis of contents of mobile terminal information received from the mobile terminal, a mobile terminal position information display means 3' displays the position information of the mobile terminal and fall-down state of the mobile terminal, when a job environment abnormity information discrimination means 7 detects job environment abnormity information denoting that the surrounding of the mobile terminal reaches the job environment abnormity state on the basis of contents of the mobile terminal information received from the mobile terminal, the mobile terminal position information display means 3' displays the position information of the mobile terminal and occurrence of the job environment abnormity around the mobile terminal.