Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent
1984-03-15
1985-07-16
Budd, Mark O.
Electrical generator or motor structure
Non-dynamoelectric
Piezoelectric elements and devices
310366, 310369, H01L 4108
Patent
active
045299048
ABSTRACT:
A terminal station for communication with one or more similar remote stations via mains wiring includes a piezo-electric coupler (22) whereby carrier signals are transmitted to and received from the line (24). The coupler is driven by an oscillator (21) modulated in correspondence with an input signal and tuned to the resonant frequency of the coupler.
REFERENCES:
patent: 4392074 (1983-07-01), Kleinschmidt et al.
Budd Mark O.
International Standard Electric Corporation
Morris Jeffrey P.
O'Halloran John T.
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