Pulse width modulator having nonlinear transfer function

Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons

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Details

307490, H03K 3017, G06G 712

Patent

active

045324352

ABSTRACT:
A pulse width modulator circuit for use with DC power converters. The circuit contains an oscillator having a nonlinear output, a first comparator for comparing the output of the oscillator with an input voltage, and a second comparator for selecting portions of the output waveform of the first comparator for supplying to the output of the modulator.

REFERENCES:
patent: 3277395 (1966-10-01), Grindle et al.
patent: 3416052 (1968-12-01), Russell et al.
patent: 4223378 (1980-09-01), Koizumi
patent: 4293902 (1981-10-01), White
patent: 4388694 (1983-06-01), Loveland

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