Patent · US Expired

Measuring and limiting EMI with a differential mode rejection network

US5017878A · kind A · utility

9Cited by
2References
13Claims
0Family size

Inventor

Key dates

Filing dateMay 24, 1989
Grant dateMay 21, 1991
Priority date
Expiry dateMay 24, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R29/0814
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Differential mode rejection networks and their use in measuring and limiting electromagnetic interference such as is conducted back into power transmission lines by noise-generating electrical equipment powered from such lines. Both single-phase and three-phase embodiments are specified. Improvement in filter design is enabled.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.