A Liveliness Sensing System for Solitary Aged Persons

The ratio of aged persons is increasing in Japan, and solitary death of them have became one of significant social issues. Our objective in this study is to avoid such misfortune. Some systems that observe their liveliness are presented or developed, but they have rawbacks such as higher costs, miss-alert and so on. In this article, we show two requirement for such system, present a system that satisfies the two, report trial implementation and the result, and conclude with the future direction.