Patent · US Expired

Microwave filter incorporating dielectric resonators

US4319208A · kind A · utility

6Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 1979
Grant dateMar 9, 1982
Priority date
Expiry dateJul 18, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01P1/2016
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

The filter is of the type comprising a waveguide and an electromagnetically coupled dielectric resonator. A slot constituting the waveguide is cut in a metal plate forming part of the filter. The resonator is separated from the metal plate by a dielectric support.

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