Surface wave device

Details Surface wave device Surface wave device

1992-01-10

1993-11-09

Eldred, J. Woodrow

Communications, electrical: acoustic wave systems and devices

Signal transducers

310313R, 310313B, 333154, 333193, 333194, H04R 1700, H01L 4104, H01L 4108, H01L 4118

Patent

active

052609138

ABSTRACT:
A surface acoustic wave device which is a surface acoustic wave resonator utilizing an SH-type surface wave, wherein a resin layer made of a resin material in the form of gel or having a Shore hardness of not more than 30 is formed so as to coat at least an interdigital transducer formed on the upper surface of a piezoelectric substrate.

REFERENCES:
patent: 4947677 (1990-08-01), Frye et al.

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