Acoustic transducer

Details Acoustic transducer Acoustic transducer

1980-06-02

1982-10-26

Grimley, A. T.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310334, 310800, H01L 4110

Patent

active

043564224

ABSTRACT:
An acoustic transducer comprising a transmitter consisting of a plate of piezoelectric ceramic material and a pair of electrodes and an adaptation layer which comprises a receiver consisting of a layer of piezoelectric or ferroelectric polymer material with a pair of electrodes. As a result, optimum operation of the transducer is possible during transmission as well as during reception.

REFERENCES:
patent: 3004424 (1961-10-01), Henry
patent: 3798473 (1974-03-01), Murayama et al.
patent: 4096756 (1978-06-01), Alphonse

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