• DocumentCode
    1005583
  • Title

    Efficient method for design and analysis of rectangular waveguide band-pass filters with multiple inductive circular posts

  • Author

    Lavretski, E.I.

  • Author_Institution
    Antenna Syst. Ltd., Moscow, Russia
  • Volume
    152
  • Issue
    3
  • fYear
    2005
  • fDate
    6/3/2005 12:00:00 AM
  • Firstpage
    171
  • Lastpage
    178
  • Abstract
    A set of integral equations for surface electric currents on inductive circular posts in a rectangular waveguide is solved by Galerkin´s method. Elements of the impedance matrix are initially expressed as infinite-range improper integrals and then are transformed into eigenmode series and supplementary rapid converging series. The method can be effectively used for development of rectangular waveguide band-pass filters with many inductive circular posts.
  • Keywords
    Galerkin method; band-pass filters; circular waveguides; electric impedance; integral equations; matrix algebra; rectangular waveguides; waveguide filters; Galerkin method; band-pass filter; eigenmode series; impedance matrix element; infinite-range improper integral; multiple inductive circular post; rectangular waveguide; supplementary rapid converging series; surface electric current;
  • fLanguage
    English
  • Journal_Title
    Microwaves, Antennas and Propagation, IEE Proceedings
  • Publisher
    iet
  • ISSN
    1350-2417
  • Type

    jour

  • DOI
    10.1049/ip-map:20045094
  • Filename
    1468728