| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system for identifying the presence at home that can easily recognize presence or absence of a family, etc., and easily checks whether or not any person stays in a collapsed building when an earthquake or a fire occurs. <P>SOLUTION: The system comprises a distance measuring sensor disposed near the inside of a gateway of a building; a human body sensing sensor disposed near the outside of the gateway of the building; a data transmitter transmitting measured data of both sensors; a data receiver connected to the transmitter via a network; a host computer or a center server connected to the receiver and registering and storing the measured data of both sensors for a prescribed time period. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
