Fast CAD and optimization of waveguide components and aperture antennas by hybrid MM/FE/MoM/FD methods-state-of-the-art and recent advances

F Arndt, J Brandt, V Catina, J Ritter… - IEEE Transactions …, 2004 - ieeexplore.ieee.org
This paper presents an overview of the state-of-the-art of hybrid mode-matching (MM)/finite-
element (FE)/method-of-moments (MoM)/finite-difference (FD) techniques applied for the …

Native 2-D-FEM/Mode-Matching Formulation for Second-Order Symmetric Waveguide Devices

G Garcia-Contreras, J Córcoles… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this work we present, taking a holistic approach, the integration between the 2-D finite
element method (FEM) and mode-matching (MM) for devices exhibiting second-order …

A hybrid FETD-GSM algorithm for broadband full-wave modeling of resonant waveguide devices

K Zhang, CF Wang, JM Jin - IEEE Transactions on Microwave …, 2017 - ieeexplore.ieee.org
An efficient hybrid algorithm that combines the finite-element time-domain (FETD) method
with the generalized scattering matrix (GSM) technique is proposed to characterize the …

Design and Evaluation of Wideband Three-Reflector Compact Antenna Test Range System Based on Integrated Computational Electromagnetic Model

J Ruan, J Yu, T Chen, Y Yao - IEEE Antennas and Wireless …, 2024 - ieeexplore.ieee.org
In this letter, we concentrate on computational electromagnetic (CEM) modeling for a
wideband three-reflector compact antenna test range (CATR) system and evaluate the …

Diffraction of H 0m and E 0m modes by a system of axially symmetric discontinuities in a coaxial circuit

ME Kaliberda, LN Litvinenko, SA Pogarsky - Journal of Communications …, 2010 - Springer
Diffraction of axially symmetric H 0 m and E 0 m modes by a system of annular slots in the
hollow inner conductor of a coaxial waveguide is considered. The space inside a slot and …

Wiener–Hopf approach for the coaxial waveguide with an impedance-coated groove on the inner wall

H Öztürk - Journal of Engineering Mathematics, 2020 - Springer
In the present work, the band-pass filter characteristics of a coaxial waveguide with an
impedance coated groove on the inner wall and perfectly conducting outer wall is analyzed …

A mode-matching solution for the study of cylindrical waveguide bifurcation via closed-form coupling integrals

AL dos Santos Lima, GS da Rosa… - AEU-International Journal …, 2020 - Elsevier
In this paper, we present a mode-matching technique formulation for the rigorous
electromagnetic analysis of a circular waveguide bifurcated into circular and coaxial …

[HTML][HTML] A novel mode-matching formulation of multifurcated waveguide junctions

GS Rosa - Journal of Microwaves, Optoelectronics and …, 2021 - SciELO Brasil
In this paper, we present a mode-matching-based formulation for the electromagnetic
analysis of multifurcated waveguide problems, that is, the junction of a number of input …

Temperature compensation of resonators using different materials and suitable dimensions

J Miiller, M Hoft - 2005 European Microwave Conference, 2005 - ieeexplore.ieee.org
The mode-matching method is applied to synthesize stepped combline resonators with a
perfectly compensated temperature characteristic. Besides a convenient choice of materials …

Higher‐Order Mode Electromagnetic Analysis of a Material Sample between Two Flanged Coaxial Probes for Broadband Modelling of Dielectric Measurement Setups

RV Haro-Báez, J Córcoles, JA Ruiz-Cruz… - Advances in …, 2019 - Wiley Online Library
The characterization of the dielectric properties of a material requires a measurement
technique and its associated analysis method. In this work, the configuration involving two …