Computer communications using acoustic signals
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United States of America Patent
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Jan 20, 2009
Issued Date -
N/A
app pub date -
Jan 25, 2006
filing date -
Oct 2, 1998
priority date (Note) -
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Abstract
A method of communicating with an electronic device. The method includes providing an electronic device having an audible sound receiving and generating sub-system including a microphone, transmitting from a source at least one acoustic signal encoded with information, receiving said at least one acoustic signal by said microphone and determining a spatial position, distance or movement of the microphone relative to the source, responsive to the received at least one signal.
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