DocumentCode
1857558
Title
Stable and efficient ABCs for graded mesh FDTD simulations
Author
Lauer, A. ; Wolff, I.
Author_Institution
Inst. of Mobile & Satellite Commun. Tech., Lintfort, Germany
Volume
2
fYear
1998
fDate
7-12 June 1998
Firstpage
461
Abstract
Well known Absorbing Boundary Conditions show instabilities if used for graded mesh FDTD simulations of structures on high permittivity substrates. This paper proposes a PML like absorber which is unconditionally stable. Reflection factors of less than -70 dB have been achieved for coplanar waveguide termination.
Keywords
coplanar waveguides; finite difference time-domain analysis; mesh generation; numerical stability; waveguide theory; ABC; PML; absorbing boundary condition; coplanar waveguide termination; graded mesh FDTD simulation; high permittivity substrate; perfectly matched layer; reflection factor; stability; Boundary conditions; Coplanar waveguides; Equivalent circuits; Finite difference methods; Magnetic analysis; Magnetic losses; Magnetic materials; Magnetic resonance; Stability analysis; Time domain analysis;
fLanguage
English
Publisher
ieee
Conference_Titel
Microwave Symposium Digest, 1998 IEEE MTT-S International
Conference_Location
Baltimore, MD, USA
ISSN
0149-645X
Print_ISBN
0-7803-4471-5
Type
conf
DOI
10.1109/MWSYM.1998.705032
Filename
705032
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