Diced substrate S.A.W. device for bulk wave attenuation

Details Diced substrate S.A.W. device for bulk wave attenuation Diced substrate S.A.W. device for bulk wave attenuation

1974-08-29

1977-03-15

Budd, Mark O.

Electrical generator or motor structure

Educational or construction units or kits

310 95, 310 98, 333 30R, H01L 4104

Patent

active

040126501

ABSTRACT:
In acoustic surface wave devices the bottom of the substrate is provided with a plurality of discrete recesses to attenuate and/or scatter bulk waves.

REFERENCES:
patent: 3283264 (1966-11-01), Papadakis
patent: 3353120 (1967-11-01), Tournois
patent: 3435381 (1969-03-01), Tournois
patent: 3458831 (1969-07-01), Veilex
patent: 3464033 (1969-08-01), Tournois
patent: 3573673 (1971-04-01), De Vries
patent: 3678304 (1972-07-01), Humphryes
patent: 3887887 (1975-06-01), Wagers et al.

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