Surface wave programmable oscillator

Oscillators – Solid state active element oscillator – Significant distributed parameter resonator

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333 30R, 333 72, H03H 926, H03H 932, H03B 532

Patent

active

040231208

ABSTRACT:
The present invention relates to surface elastic wave programmable oscillators. The oscillator in accordance with the invention comprises an amplifier and a feedback loop comprising a selective surface wave transmission system which offers N possibilities of energy exchange between a transducer array with curved teeth, and a set of auxiliary transducers arranged in a fantail fashion.

REFERENCES:
patent: 3533019 (1970-10-01), Knirsch
patent: 3745564 (1973-07-01), Gandolfo et al.
patent: 3805189 (1974-04-01), Zucker et al.
patent: 3831116 (1974-08-01), Davis, Jr. et al.
patent: 3950713 (1976-04-01), Lewis
patent: 3962652 (1976-06-01), Zarin et al.

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