R&D for an innovative acoustic positioning system for the KM3NeT ...
R&D for an innovative acoustic positioning system for the KM3NeT ...
R&D for an innovative acoustic positioning system for the KM3NeT ...
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The NEMO Phase 1 experience<br />
In NEMO Phase 1 <strong>an</strong> <strong>acoustic</strong> <strong>positioning</strong> <strong>system</strong> based on commercial technology was<br />
used. We used <strong>an</strong> “<strong>acoustic</strong> poisitionig board” with DSP onboard connected to <strong>the</strong> FCM:<br />
<strong>acoustic</strong> signal <strong>an</strong>alysis underwater beacon signal detection time sent to shore to<br />
recover hydrophone position.<br />
GPS Time packet (1 Hz)<br />
15 m<br />
300 m<br />
Acoustic<br />
<strong>positioning</strong> board<br />
200 kHz digitization<br />
Detection time of<br />
Beacon Signal<br />
Independent<br />
Beacon<br />
Acoustic<br />
<strong>positioning</strong> PCs<br />
Giorgio Riccobene, LNS-INFN VLVnT 2009, A<strong>the</strong>ns October 13 –15 ,2009
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