Wave transmission lines and networks – Coupling networks – Delay lines including elastic surface wave propagation means
Patent
1983-08-22
1985-02-12
Nussbaum, Marvin L.
Wave transmission lines and networks
Coupling networks
Delay lines including elastic surface wave propagation means
310313R, 333154, 333194, 357 26, H03H 913, H03H 925, H03H 942
Patent
active
044994400
ABSTRACT:
Low reflectivity electrodes (2-4) are formed within recesses extending from a major surface of a semiconductive and piezoelectric substrate (1) (such as gallium arsenide) so as to reduce SAW reflectivity from the electrodes.
REFERENCES:
patent: 4130813 (1978-12-01), Sandy et al.
patent: 4237433 (1980-12-01), Tanski
patent: 4336549 (1982-06-01), Ladd, Jr.
Nussbaum Marvin L.
United Technologies Corporation
Williams M. P.
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