Detection of bodies
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 5, 2006
Grant Date -
Jun 9, 2005
app pub date -
Jan 16, 2003
filing date -
Jan 30, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Detection of the presence of an animal body, for instance a human, in a detection zone is achieved by generating a low power LF field (17) between antennae (12, 18), and by measuring the disturbance of this field by the body. An analyser (16) is used detect such disturbance by measuring changes in the phase of the received signal (19).
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