Synchronous programmable signal generator and method

Details Synchronous programmable signal generator and method Synchronous programmable signal generator and method

1984-07-16

1986-03-11

Dwyer, James L.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

307261, 328 25, 179 51AA, 363160, H04M 302

Patent

active

045755850

ABSTRACT:
A programmable signal generator and method for generating frequencies that are subharmonics of a rectified 60 hertz input signal. Opto-coupled triacs systematically switch and rectify the input signal frequency to provide, for example, a ringing signal for a telephone system.

REFERENCES:
patent: 4220826 (1980-09-01), Kiss
patent: 4349703 (1982-09-01), Chea, Jr.

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