| 摘要 |
PROBLEM TO BE SOLVED: To smoothly rescue an aged person by providing a computer arranged on the side of a 2nd searcher allowed to search the aged person next to a 1st searcher with a transmission selection means for reselection and transmitting position information to the 2nd searcher. SOLUTION: A portable terminal 4 carried by an aged person 5 or the like at the time of going out from a home transmits the position information or the like of the aged person 5 which is obtained by detecting radio waves from GPS satellites 30 to 32 to a 1st position display device 7 arranged on the side of a 1st searcher 6. When the aged person 5 goes out from an area by movement, a computer judges the going out from the area and transmits the judged result to the terminal 4 carried by the aged person 5. The terminal 4 reselects the transmission destination of the position information or the kike by a transmission destination selection means and transmits the position of the aged person 5 to a 2nd position display device 17 arranged on the side of a 2nd searcher 16. Even when search by the 1st searcher 6 is difficult, the search can be smoothly switched to the 2nd searcher 16. |
