Patent · US Expired

Split-ring resonator bandpass filter with adjustable zero

US5313662A · kind A · utility

6Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 1992
Grant dateMay 17, 1994
Priority date
Expiry dateMar 30, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B1/18
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A bandpass filter, having an input port and an output port, comprises a first microstrip split-ring resonator coupled to input port, and a second microstrip split-ring resonator coupled to the first microstrip split-ring resonator, and coupled to the output port. A lumped or distributed capacitance is disposed between the first microstrip split-ring resonator and the second microstrip split-ring resonator.

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