Decoying acoustic homing torpedoes
Device for simulating marine craft noises
Digital frequency synthesizer
Digital signal processor based torpedo counter-measure
Dopplerized echo repeater
Electromagnetically activated compliant wavy-wall
Expendable moving echo radiator
False phase front acoustic decoy
Far field acoustic radiation reduction
Flow noise suppression system for a sonar dome
Gaseous cavity for forward-looking sonar quieting
Launchable countermeasure device and method
Magnetically driven underwater pulse generator
Matching member
Mechanically coupled helmholtz resonators for broadband acoustic
Method and apparatus for acoustic attenuation
Method and apparatus for reducing acoustic emission from submerg
Method and apparatus for reducing for reducing acoustic emission
Method and apparatus for simulation of propulsion noises of self
Method and system for identifying the onset of a turbulent bound