DocumentCode
2698093
Title
Radio pulse propagation in a smoothly bent oversized waveguide
Author
Popov, Alexei V.
Author_Institution
Ionosphere & Radio Wave Propogation IZMIRAN, Inst. of Terrestrial Magnetism, Moscow, Russia
fYear
2003
fDate
24-27 June 2003
Firstpage
175
Lastpage
182
Abstract
An efficient method to calculate EM pulse dynamics in a wide nonuniform waveguide is proposed. Fourier transformation of the adiabatic approximation into time domain results in a series of traveling pulsed modes whose group velocities depend on the mode number, waveguide cross section and axis curvature. Parabolic equation can be used for numerical implementation of the asymptotic solution.
Keywords
Fourier transforms; electromagnetic pulse; parabolic equations; radiowave propagation; time-domain analysis; waveguide discontinuities; waveguide theory; EM pulse dynamics; Fourier transformation; adiabatic approximation; axis curvature; group velocity; mode number; parabolic equation; radio pulse propagation; time domain; waveguide cross section; wide nonuniform waveguide; Boundary conditions; Convolution; Diffraction; Equations; Frequency; Impedance; Ionosphere; Nonuniform electric fields; Tiles; Transmission line matrix methods;
fLanguage
English
Publisher
ieee
Conference_Titel
Day on Diffraction, 2003. Proceedings. International Seminar
Conference_Location
Saint Petersburg, Russia
Print_ISBN
5-94158-070-3
Type
conf
DOI
10.1109/DD.2003.238230
Filename
1278249
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