DocumentCode
771872
Title
A parameter optimized ADI-FDTD method
Author
Wang, Muhu ; Wang, Zhu ; Chen, Ji
Author_Institution
Dept. of Electr. & Comput. Eng., Univ. of Houston, TX, USA
Volume
2
Issue
1
fYear
2003
fDate
6/25/1905 12:00:00 AM
Firstpage
118
Lastpage
121
Abstract
We present a parameter optimized alternating-direction implicit (ADI)-finite-difference time-domain (FDTD) method. This parameter optimized ADI-FDTD algorithm can minimize the dispersion error for arbitrary incident angles and for different time-step sizes. Stability analysis shows that this algorithm is unconditionally stable if proper parameter values are chosen. Dispersion analysis illustrates the reduced dispersion error of this algorithm.
Keywords
computational electromagnetics; finite difference time-domain analysis; minimisation; numerical stability; alternating-direction implicit finite-difference time-domain method; dispersion analysis; dispersion error minimization; electromagnetic simulation; parameter optimized ADI-FDTD method; stability analysis; Algorithm design and analysis; Circuit simulation; Computer errors; Equations; Finite difference methods; Instruction sets; Optimization methods; Stability analysis; Time domain analysis;
fLanguage
English
Journal_Title
Antennas and Wireless Propagation Letters, IEEE
Publisher
ieee
ISSN
1536-1225
Type
jour
DOI
10.1109/LAWP.2003.815283
Filename
1224620
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