ACOUSTIC TRANSDUCER WITH IMPEDANCE MATCHING LAYER

A device includes a piezoelectric transducer. The transducer has N independent transducer regions. N is an integer. Each of the N independent transducer regions has a thickness. Each of the N independent transducer regions has an acoustic impedance AIT. Each of the N independent transducer regions i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	GOODMAN, GEORGE DAVID, MAKI, VOLDI, E., JR
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	DETECTING MASSES OR OBJECTS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING PHYSICS TESTING
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