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Example guide 2 C ? ? ? ? ? ? FEKO Examples Guide Suite July Copyright ?? EM Software Systems- S A Pty Ltd Techno Avenue Technopark Stellenbosch South Africa Tel - - - Fax - - - E-Mail feko emss co za WWW http www feko info CCONTENTS i Contents Introducti

C ? ? ? ? ? ? FEKO Examples Guide Suite July Copyright ?? EM Software Systems- S A Pty Ltd Techno Avenue Technopark Stellenbosch South Africa Tel - - - Fax - - - E-Mail feko emss co za WWW http www feko info CCONTENTS i Contents Introduction Dipole example - Dipole - Results - Dipole in front of a cube - Dipole and PEC cube - Dipole and lossy metal cube - Dipole and dielectric cube - Comparison of the results - RCS of a thin dielectric sheet - Dielectric sheet - Results - RCS and near ?eld of a dielectric sphere - Dielectric sphere - Results - Shielding factor of a sphere with ?nite conductivity - Finite conductivity sphere Method of Moments - Finite conductivity sphere Finite Element Method - Results - Exposure of muscle tissue using MoM FEM hybrid - Dipole and muscle tissue - Results - A monopole antenna on a ?nite ground plane - Monopole on a ?nite ground - Results - Yagi-Uda antenna above a real ground - Antenna and ground plane - Results - Pattern optimisation of a Yagi-Uda antenna - The antenna - Results - July FEKO Examples Guide CCONTENTS Microstrip patch antenna Pin-fed SEP model Pin-fed planar multilayer substrate Edge-fed planar multilayer substrate Comparison of the results for the di ?erent models ii - - - - - Proximity coupled patch antenna with microstrip feed Circular patch Results - - - Dielectric resonator antenna on ?nite ground DRA fed with a FEM modal port DRA fed with a waveguide port Results - - - - A Forked Dipole antenna Forked dipole model Results - - - Di ?erent ways to feed a horn antenna Wire feed Waveguide feed Aperture feed FEM modal port Comparison of the results for the di ?erent models - - - - - - A Microstrip ?lter Microstrip ?lter on a ?nite substrate FEM Microstrip ?lter on a ?nite substrate SEP Microstrip ?lter on an in ?nite planar multilayer substrate Results - - - - - Dipole in front of a UTD GO PO plate Dipole in front of a large plate Dipole and a UTD plate Dipole and a GO plate Dipole and a PO plate Comparative results - - - - - - A lens antenna with Geometrical optics GO - ray launching Creating the lens model Results - - - July FEKO Examples Guide CCONTENTS Calculating ?eld coupling into a shielded cable Dipole and ground Results iii - - - A magnetic- ?eld probe Magnetic- ?eld probe Results - - - S -parameter coupling in a stepped waveguide section Waveguide step model MoM Waveguide step model FEM Results - - - - Using the MLFMM for electrically large models Large trihedral Results - - - Antenna coupling on an electrically large object Helicopter Results - - - Antenna coupling using an ideal receiving antenna The helix antenna in free space Using the helix antenna far- ?eld pattern The full model Results - -