average zero-crossing rate

short-time average zero-crossing rate

short-time zero-crossing rate

standard deviation of zero-crossing rate

zero-crossing rate

zero-crossing rate ZCR

short-time zero-crossing rate ST-ZCR

A new phase locking method with zero crossing

back EMF zero-crossing detection

back EMF zero-crossing point detection

back-EMF zero-crossing detection

comparison of zero-crossing

controlling of zero-crossing breaking or shutting off

controlling of zero-crossing breaking over or shutting off

crossing zero

crossing zero comparison

crossing-zero rates

current distortion at zero-crossing

Current Zero-crossing Distortion