![]() And that both signals must be defined in greater depth than overall level, or average frequencyĪcoustic/infrasonic rocket engine signatures In either case it is necessary to understand that the probability of detection is a function of both the vehicle acoustic signature and.the acoustic masking component, or soundscape. ![]() Represent complex scenarios such as urban scenes with multiple sources in the soundscape and significant amount of reverberation and diffraction effects. ![]() Dual acoustic signatures discriminate between various fluids and materials for identification of the same.ĭetection and Identification of Acoustic Signatures ![]() Methods and apparatus for multi-parameter acoustic signature inspectionĭiaz, Aaron A [Richland, WA Samuel, Todd J [Pasco, WA Valencia, Juan D [Kennewick, WA Gervais, Kevin L [Richland, WA Tucker, Brian J [Pasco, WA Kirihara, Leslie J [Richland, WA Skorpik, James R [Kennewick, WA Reid, Larry D [Benton City, WA Munley, John T [Benton City, WA Pappas, Richard A [Richland, WA Wright, Bob W [West Richland, WA Panetta, Paul D [Richland, WA Thompson, Jason S [Richland, WAĪ multiparameter acoustic signature inspection device and method are described for non-invasive inspection of containers.
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