Patent · US Expired

High frequency attenuator using ferrite beads

US4146854A · kind A · utility

34Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 11, 1977
Grant dateMar 27, 1979
Priority date
Expiry dateAug 11, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2223/15
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An attenuator for use in filtering high-frequency waves propagated in a transmission line, comprising ferrite beads having a conductor passed therethrough which are enclosed firmly within a mixture having powder of ferrimagnetic material dispersed in an organic high polymer.

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