Numerical analysis for an improved ADI-FDTD method

被引:1
|
作者
Liu, Guo-Sheng [1 ]
Zhang, Guo-Ji [2 ,3 ]
Hu, Bin-Jie [2 ,3 ]
机构
[1] S China Univ Technol, Sch Engn & Comp Sci, Guangzhou 510641, Peoples R China
[2] S China Univ Technol, Sch Math Sci, Guangzhou 510641, Peoples R China
[3] S China Univ Technol, Dept Elect Engn, Guangzhou 510641, Peoples R China
基金
中国国家自然科学基金;
关键词
alternating direction implicit finite-difference time-domain (ADI-FDTD); Crank-Nicolson (CN) scheme; Routh-Hurwitz method; splitting error; unconditional stability;
D O I
10.1109/LMWC.2008.2002441
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
The numerical performance of an improved alternating direction implicit finite-difference time-domain (ADI-FDTD) method is studied in this letter. Theoretical analysis shows that this method is unconditionally stable and has low splitting error. Compared with the regular ADI-FDTD method, this method is a better splitting formulation for the Crank-Nicolson FDTD method.
引用
收藏
页码:569 / 571
页数:3
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