Wave transmission lines and networks – Coupling networks – With impedance matching
Patent
1975-07-08
1976-07-27
Smith, Alfred E.
Wave transmission lines and networks
Coupling networks
With impedance matching
310 81, 310 98, 333 72, H03H 926, H03H 932, H01L 4108
Patent
active
039720110
ABSTRACT:
The present invention relates to surface elastic wave electromechanical devices. The electromechanical device in accordance with the invention comprises a central common transducer and two identical transducers interconnected electrically. The central transducer produces bi-directional radiation, and intermediate means are provided to selectively modify the propagation of the surface elastic waves.
REFERENCES:
patent: 3872410 (1975-03-01), Zucker
patent: 3908137 (1975-09-01), Hunsinger et al.
Coussot Gerard
Menager Olivier
"Thomson-CSF"
Nussbaum Marvin
Smith Alfred E.
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