Elastic surface wave device

Details Elastic surface wave device Elastic surface wave device

1980-03-18

1982-08-24

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

310313C, H03H 900

Patent

active

043463223

ABSTRACT:
An elastic surface wave device comprises an input transducer and an output transducer, these transducers being provided on one surface of a piezoelectric substrate and spaced apart a predetermined distance from each other. The input transducer is provided on its side facing the output transducer with at least one separate comb electrode which is electrically insulated from the rest of the input transducer.

REFERENCES:
patent: 3699364 (1972-10-01), Gerard
patent: 3748603 (1973-07-01), Wojcik
patent: 3845418 (1974-10-01), Weglein
patent: 3908137 (1975-09-01), Hunsinger
patent: 3952269 (1976-04-01), Bristol
patent: 4025880 (1977-05-01), Coussot
patent: 4065789 (1977-12-01), De Vries
patent: 4166257 (1979-08-01), Subramanian

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