Acoustic surface-wave devices using mono crystalline bismuth sil

Details Acoustic surface-wave devices using mono crystalline bismuth sil Acoustic surface-wave devices using mono crystalline bismuth sil

1974-10-15

1976-05-11

Budd, Mark O.

Electrical generator or motor structure

Educational or construction units or kits

310 96, 310 98, 310 81, 333 30R, H01L 4104

Patent

active

039566471

ABSTRACT:
An acoustic surface wave filter comprising a monocrystalline wafer of bismuth silicon oxide having a special orientation of the ASW propagation surface and the interdigital transducers relative to the crystal plane whereby pick-up of undesired bulk waves is reduced.

REFERENCES:
patent: 3845418 (1974-10-01), Weglein
patent: 3845420 (1973-02-01), Holland et al.
patent: 3846722 (1974-11-01), de Klerk
patent: 3866153 (1975-02-01), Slobodnik

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