Surface acoustic wave transmission device and method of manufact

Wave transmission lines and networks – Coupling networks – With impedance matching

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Details

29 2535, 310312, 310313, 310366, 333 72, H03H 926, H03H 930, H03H 904, H01L 4122

Patent

active

040514480

ABSTRACT:
The present invention relates to the manufacture of surface acoustic wave transmission devices. The invention provides a method of cutting the edges of surface acoustic wave devices, which consists in directing on to that face designed to propagate said waves, a jet of abrasive particles.

REFERENCES:
patent: 3781721 (1973-12-01), Judd et al.
patent: 3878407 (1975-04-01), Hartemann et al.
patent: 3887887 (1975-06-01), Wagers et al.

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