DocumentCode
65586
Title
Sparse Finite Difference Time Domain Method
Author
Doerr, Christopher R.
Author_Institution
Acacia Commun., Hazlet, NJ, USA
Volume
25
Issue
23
fYear
2013
fDate
Dec.1, 2013
Firstpage
2259
Lastpage
2262
Abstract
We propose a new electromagnetic simulation method called the sparse finite difference time domain (FDTD) method. It is based on standard FDTD but is faster by approximately an order of magnitude for large waveguide circuits, because it calculates only where significant electromagnetic energy is present. We derive and demonstrate 2-D sparse FDTD.
Keywords
electromagnetic waves; finite difference time-domain analysis; integrated optoelectronics; optical waveguides; 2D sparse FDTD method; electromagnetic energy; electromagnetic simulation; sparse finite difference time domain method; standard FDTD method; waveguide circuits; Couplers; Finite difference methods; Integrated optics; Materials; Mathematical model; Optical waveguides; Time-domain analysis; Integrated optics; silicon photonics; simulation; waveguide;
fLanguage
English
Journal_Title
Photonics Technology Letters, IEEE
Publisher
ieee
ISSN
1041-1135
Type
jour
DOI
10.1109/LPT.2013.2285181
Filename
6646229
Link To Document