This paper proposes a general characteristic mode-based design procedure of simple three
steps for wideband circularly polarized (CP) antenna design. First of all, the characteristic …

Characteristic modes are formulated using the scattering dyadic, which maps incident plane
waves to scattered far-fields generated by an object of arbitrary material composition …

Five types of surface integral equation (IE) formulations are presented to determine the
characteristic modes of dielectric and magnetic bodies. It should be noted that these five …

The analysis for large-scale antenna arrays is a hot topic for design and optimization. In this
paper, an efficient method for analyzing antenna arrays by using characteristic mode (CM) is …

In this paper, characteristic mode (CM) formulations are developed from surface integral
equation (SIE) for the modal analysis of dielectric coated conducting bodies. The electric …

In this paper, the application of the Theory of Characteristic Modes for the design of narrow-
in-width open slot antennas embedded in finite platforms is investigated. Purely magnetic …

Although the surface integral equations (SIEs) have been extensively used in solving
electromagnetic problems of penetrable objects, there are still open issues relating to their …

In this work, a hybrid 3-D spectral-element spectral-integral (SESI) method is developed by
combining the spectral element method (SEM) and spectral integral method (SIM) for the fast …

A novel Green's function-free characteristic modes formulation is introduced in this work. The
desired impedance or admittance matrix is obtained utilizing and appropriately modifying …

This paper proposes a unified procedure for evaluating the resonant frequencies and the
corresponding resonant modes for an arbitrary source region, based on the general …