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Tunable waveguide filter with bow-tie metallic posts

A waveguide filter employing several conducting cylindrical posts that have a bow-tie shape is synthesised and investigated. The boundary problem of the bow-tie post that is used as a filter section…
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Rigorous modal analysis of structures containing inhomogeneous dielectric cylinders

The orthogonal expansion method and modified iterative scattering procedure is proposed to analyze structures containing asymmetrically located, partial-height, or multilayered inhomogeneous…
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Scattering in junction by posts consisting of a segment of conducting cylinder

The theory of scattering in junction by posts consisting of a segment of conducting cylinder is developed using a combination of a modified iterative scattering procedure and an orthogonal expansion…
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Simulation and Experiment of a Compact Wideband 90$^{\circ}$ Differential Phase Shifter

A compact wideband 90° differential phase shifter is developed by modifying ports termination in the Abbosh phase-shifter configuration. This novel phase-shifter arrangement consists of a 3-dB…
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Resonance Frequency Calculation of a Multilayer and Multipatch Spherical Microstrip Structure Using a Hybrid Technique

This communication offers a rigorous analysis of the resonance frequency problem of a spherical microstrip structure mounted on a multilayer, dielectric-coated metallic sphere, with an electrically…
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A New Hybrid Method for Analysis of Scattering From Arbitrary Configuration of Cylindrical Objects

A new hybrid method for analysis of scattering on configuration of cylindrical objects with arbitrary geometries is presented. In this approach each scatterer is treated as an effective circular…
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Analysis of Circular Cavity With Cylindrical Objects

This paper presents the analysis of electromagnetic wave scattering by cylindrical objects located arbitrarily in a circular cavity. The exact full-wave theory based on the mode-matching method is…
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Finite Ground CPW-Fed UWB Antenna Over the Metallic Cylindrical Surfaces

The investigation of flnite ground coplanar fed ultra- wideband (UWB) antenna and the in∞uence of its curvature and the proximity of circular metallic screen on the re∞ection coe-cients and radiation…
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An Analysis of Probe-Fed Rectangular Patch Antennas With Multilayer and Multipatch Configurations on Cylindrical Surfaces

A multipatch configuration of probe-fed rectangular microstrip antennas mounted on a cylindrical body, with electrically small radius, with an arbitrary number of substrate and superstrate layers is…
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Propagation in rectangular waveguides periodically loaded with cylindrical posts

The analysis of propagation in periodically loaded waveguide structures is conducted. The eigenvalue equation is derived to determine the propagation constants of the Floquet modes. Theoretical and…
IEEE (opens in a new tab)
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