SACLANTCEN TOPASParametric Synthetic Aperture Sonar

Bovio, Fioravanti et al. 1995-2000:

Simrad TOPAS array:40 kHz primary, SL=244 dB

40° aperture, Tx&Rx beamform2-12 kHz secondary1.3 m Rx line-array

Synthetic Apertureformed by coherentlyprocessing returnsfrom successive pingsas system is towed.

buried target detection up to 800 min shallow waters (< 20 m)

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