Surface acoustic wave device

Details Surface acoustic wave device Surface acoustic wave device

1990-01-25

1991-09-03

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

364821, H01L 4108

Patent

active

050457438

ABSTRACT:
A surface acoustic wave device including a surface acoustic wave convolver element, provided with two input transducers disposed on a piezoelectric substrate and a rectangular output gate disposed between the two input transducers, is disclosed, in which it comprises further a binary tree connected with the output gate and a matching circuit connected with the binary tree stated above, which is a Tchebycheff type impedance transforming circuit.

REFERENCES:
patent: 3896401 (1975-07-01), Yano
patent: 4223185 (1980-09-01), Picou
patent: 4990814 (1991-02-01), Tanski et al.

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