Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons
Patent
1978-01-12
1980-04-29
Heyman, John S.
Electrical transmission or interconnection systems
Nonlinear reactor systems
Parametrons
307220R, 307246, H03K 118, H03K 402, H03K 2506
Patent
active
042008123
ABSTRACT:
In the disclosed frequency converter, a pulse shaper receives pulses at the input frequency and changes their pulse widths to a predetermined value. An integrator integrates the reshaped pulses. An ultra high resistance triggering stage applies the voltage output of the integrator to a monostable multivibrator which is fired each time the voltage output of the integrator exceeds a predetermined value. The multivibrator forms pulses which turn on a discharge circuit that rapidly resets the integrator with each multivibrator output pulse. The multivibrator output pulses appear at the attenuated frequency which is established by, and can be infinitely varied by, stepless change of the predetermined pulse widths.
REFERENCES:
patent: 3105158 (1963-09-01), Nichols
patent: 3111591 (1963-11-01), Conron et al.
patent: 3304439 (1967-02-01), Stratton et al.
patent: 3819955 (1974-06-01), Hilbert
Heyman John S.
Kienzle Apparate GmbH
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