Researchers at the University of Turku, Finland, have developed an organic infrared photodiode that achieves record-level ...

Abstract: Elderly population (over the age of 60) is predicted to be 1.2 billion by 2025. Most of the elderly people would like to stay alone in their own house due to the high eldercare cost and ...

Abstract: A method is derived for forming composite measurements when the line-of-sight measurements from multiple sensors are asynchronous and the position(s) of one or more passive sensors is (are) ...