To detect the position or the like of a walker with the habit of wandering at all times and to report it to a traveling automobile or the like.
The ID information of the walker transmitted from a portable transmitter 100 at all times is received by repeater stations 110 provided in plural parts, the direction angle of reception is judged and the ID information and the direction angle of the reception are transmitted to a head office 120. The head office 120 analyzes the direction angle of the reception and specifies the position of the walker. The head office transmits the position information of the walker through the repeater stations to the surroundings, a walker recognition device 150 mounted on the automobile or the like receives the position information and outputs it in the form of voice or the like and the driver of the automobile or the like is made to recognize the walker. Also, the head office analyzes safety during movement such as the approach to a dangerous area of the walker or the like, adds it to the position information and transmits it.
HATAOKA NOBUO
OGAWA YUKIO
