CAPACITIVE PARAMETRIC ZERO CROSSING DETECTOR DEVICE, CIRCUIT AND METHOD

摘要

A capacitive parametric zero crossing detection circuit has a nonlinear voltage controlled capacitive device coupled to an input voltage to convert a zero crossing current pulse into zero crossing voltage signal.

主权项

1. A capacitive parametric zero crossing detection circuit comprising:
a voltage controlled capacitive nonlinear device; and a resistive element coupled to the nonlinear voltage controlled capacitive device to convert a zero crossing current pulse into a zero crossing voltage signal,