Person monitoring
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United States of America Patent
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-
Apr 28, 2009
Grant Date -
Dec 7, 2006
app pub date -
Jun 1, 2005
filing date -
Jun 1, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A person monitoring system, such as a baby monitor a monitored unit including a microphone for transducing radiated sound waves and sound waves emanating from the person to a received audio signal and circuitry for removing from the received audio signal a portion of the received audio signal corresponding to the radiated sound waves to provide an audio signal corresponding to the sound waves emanating from the person.
First Claim
Family
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