| 摘要 |
PROBLEM TO BE SOLVED: To provide toilet system using a doppler sensor surely detecting approaching/separating of a user and properly operating respective devices of the toilet system based on the detection. SOLUTION: This toilet system is provided with the doppler sensor 28; moving direction determination means 46, 50, 48 and 52 determining the moving direction of the human body, either of the approaching or separating, by the output from the doppler sensor 28; a count means counting the number of waves of doppler signals with a signal strength of a set first level or more; and a control means determining the presence/absence of the user and his/her behavior based on information of the moving direction determination means 46, 50, 48 and 52 and the count means and controlling the devices. COPYRIGHT: (C)2005,JPO&NCIPI |
