Surface acoustic wave device

Details Surface acoustic wave device Surface acoustic wave device

1983-06-22

1985-01-01

Nussbaum, Marvin L.

Wave transmission lines and networks

Coupling networks

Delay lines including elastic surface wave propagation means

333154, 333194, 357 26, H03H 9145, H03H 930, H03H 964

Patent

active

044918119

ABSTRACT:
A surface acoustic wave device in which first electrodes are provided on a piezoelectric film deposited on an elastic substrate, second electrodes between the piezoelectric film and the elastic substrate, and third electrode within the piezoelectric film, respectively, so that an electric signal is applied to the first and second electrodes.

REFERENCES:
patent: 3955160 (1976-05-01), Duffy
patent: 4354130 (1982-10-01), Ono et al.

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