acoustic detection

acoustic detection

[ə′küs·tik di′tek·shən]
(engineering)
Determination of the profile of a geologic formation, an ocean layer, or some object in the ocean by measuring the reflection of sound waves off the object.
References in periodicals archive ?
org/events/2017/3/6/2017-pacific-operational-science-and-technology-conference), IDS will conduct three technical presentations on operational space formation cube satellite chemical detection, identification, and imaging technology; acoustic detection identification, imaging and bathymetry technology; and crowd sourced littoral zone bathymetry technology.
for the production and installation of large vertical array acoustic detection capability to submarines.
Long-range acoustic detection and localization of Blue Whale calls in the northeast Pacific Ocean.
We considered a hypothesis that readily available acoustic detection devices can be used to detect larvae and adults in stored beans.
Acoustic detection and classification of marine mammal calls require that animals produce sounds that 1) have sufficient amplitude to be detected in the presence of other sounds and 2) are species-unique to allow confident species identification.
Custom-built UAS could escape acoustic detection and would be virtually untraceable if it was recovered by authorities after a crash.
The researchers also attempted to use underwater acoustic detection technology to hear the calls of an unknown species of the beaked whale, but even after hours of tracking them, the team never saw the creatures.
The signals were picked up by French survey ship Laplace, which is using acoustic detection systems to listen for the "pings" emitted by the flight recorders, France's aviation safety agency BEA said.
Acoustic detection could be an ideal inspection method because of its rapid assessment.
France's BEA crash investigation agency said late Thursday a ship with two hydrophones, or underwater acoustic detection devices, was due to arrive at the scene early on Friday with French, Singaporean and Indonesian experts aboard.
Officials said the French team's hydrophones - sophisticated underwater acoustic detection devices - and towed sonar equipment brought by other international experts could not be used on Friday because of high waves.