Time Domain CalderÓn Identities and Their Application to the Integral Equation Analysis of Scattering by PEC Objects Part II: Stability

Novel time domain integral equations for analyzing scattering from perfect electrically conducting objects are presented. They are free from DC and resonant instabilities plaguing standard electric field integral equation. The new equations are obtained using operator manipulations originating from...

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Veröffentlicht in:	IEEE transactions on antennas and propagation 2009-08, Vol.57 (8), p.2365-2375
Hauptverfasser:	Andriulli, F.P., Cools, K., Olyslager, F., Michielssen, E.
Format:	Artikel
Sprache:	eng
Schlagworte:	Antenna feeds Applied classical electromagnetism Applied sciences Diffraction, scattering, reflection Electric field integral equation (EFIE) Electromagnetic radiation Electromagnetic scattering Electromagnetic wave propagation, radiowave propagation Electromagnetism electron and ion optics Exact sciences and technology Fundamental areas of phenomenology (including applications) Information technology Integral equations Null space Physics Radiocommunications Radiowave propagation Resonance stability Stability analysis Telecommunications Telecommunications and information theory Time domain analysis Transient analysis
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Beschreibung
Zusammenfassung:	Novel time domain integral equations for analyzing scattering from perfect electrically conducting objects are presented. They are free from DC and resonant instabilities plaguing standard electric field integral equation. The new equations are obtained using operator manipulations originating from the Calderon identities. Theoretical motivations leading to the construction of the new equations are explored and numerical results confirming their theoretically predicted behavior are presented.
ISSN:	0018-926X 1558-2221
DOI:	10.1109/TAP.2009.2024464