PIEZOELECTRIC ELEMENT AND ULTRASONIC TRANSDUCER

Provided are a piezoelectric element and an ultrasonic transducer with which it is possible to increase the operation frequency of a piezoelectric element. A piezoelectric element (1) comprises a metal substrate (2), a lower electrode (4), a piezoelectric body layer (5), and an upper electrode (6)....

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YAMAKOSHI, Kiyoshi, FUKUI, Takafumi, SHIMIZU, Yusaku, NAGATA, Yusuke, KAWANO, Kiyohiko
Format:	Patent
Sprache:	eng ; fre ; jpn
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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