Underwater Acoustic Detection System.
DEPARTMENT OF THE NAVY WASHINGTON D C
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The patent describes an underwater acoustic detection system having remotely located passive detection field units submerged underwater and a centrally located receiving station having an underwater receiver. The field units passively detect the presence of surface or submerged objects by the objects acoustic noise and transmit an acoustic detection signal in response thereto. The transmitted acoustic detection signal is detected by the receiving stations underwater receiver and converted into a usable form in the receiving station.
- Acoustic Detection and Detectors