Heribert Baldus,Jacob Roger Haartsen,Stephan Schlumbohm,Ronald Dekker
申请号：
US13379051
公开号：
US09974908B2
申请日:
2009.12.17
申请国别(地区):
US
年份:
2018
代理人:
摘要：
There is provided a fall detector for detecting falls of a user or an object to which the fall detector is attached, characterized in that the fall detector comprises an air flow sensor for providing measurements indicative of vertical velocity and/or changes in altitude of the fall detector.
