Title :
Dispersion of semi-implicit fractional-step FDTD method
Author :
Chilton, Ryan A. ; Lee, Robert
Author_Institution :
Electroscience Lab., Columbus, OH
Abstract :
Like the ADI method, the FSM is an unconditionally stable FDTD method for iterating Maxwells equations using staggered central differences. It is O(Delta2) accurate, but its dispersion relation not reported correctly in the literature.
Keywords :
Maxwell equations; computational complexity; finite difference time-domain analysis; iterative methods; ADI method; FSM; Maxwells equations; finite-difference time-domain method; semi-implicit fractional-step FDTD method; unconditionally stable FDTD method; Difference equations; Dispersion; Finite difference methods; Lattices; Matrices; Maxwell equations; Periodic structures;
Conference_Titel :
Antennas and Propagation Society International Symposium, 2008. AP-S 2008. IEEE
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4244-2041-4
Electronic_ISBN :
978-1-4244-2042-1
DOI :
10.1109/APS.2008.4619231
