Acoustic impedance matching device

Details Acoustic impedance matching device Acoustic impedance matching device

1980-04-07

1982-04-27

Kreitman, Stephen A.

Measuring and testing

Vibration

By mechanical waves

310322, G01N 2900

Patent

active

043264182

ABSTRACT:
A impedance matching window for an ultrasound transducer comprises a periodic array of stepped structures. Each stepped structure comprises a plurality of parallel matching strips disposed side-by-side on an active surface of a piezoelectric ceramic.

REFERENCES:
patent: 3663842 (1972-05-01), Miller
patent: 3971962 (1976-07-01), Green
patent: 4101795 (1978-07-01), Fukumoto et al.
patent: 4153894 (1979-05-01), Alphonse et al.
patent: 4211948 (1980-07-01), Smith et al.

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