Pdf finite difference time domain methods researchgate. Since it is a timedomain method, fdtd solutions can cover a. Finitedifference timedomain or yees method is a numerical analysis technique used for modeling computational electrodynamics. Lu, simulation of light scattering by a pressure deformed red blood cell with a parallel fdtd method, spie. The 3d finitedifference timedomain fdtd method simulates structures in the timedomain using a direct form of maxwells curl equations. You can skip the previous two chapters, but not this one. A parallel three dimensional 3d finite difference time domain fdtd algorithm for the solution of maxwells equations with nearly perfectly matched layer. Description exploit the naturally parallel properties of the finite difference time domain fdtd algorithm to improve existing time domain field solvers, and to. Weusedmpjexpress2athreadsafeimplementationof message passing interface mpi 6 bindings in javato parallelize the implementation in java. Parallel processing techniques in emp propagation using 3d finitedifference. Chapter 3 the finite difference time domain fdtd method.
Finitedifference timedomain or yees method is a numerical analysis technique used for. Finitedifference timedomain or yees method named after the chinese american applied mathematician kane s. Pdf the present paper shows the results of simulation for the. Parallel 3d finitedifference timedomain method on multi. Professor mittra won the ieee millennium medal in 2000, the ieeeaps distinguished achievement award in 2002, the aps chento tai distinguished educator award in 2004, and the ieee electromagnetics award in 2005.
In this paper, we implement a parallel version of the finitedifference timedomain fdtd method in java. The electromagnetic waves propagation in unmagnetized. Parallel finitedifference timedomain method artech house. Using finite difference timedomain method to simulate the electromagnetic field in a multimode microwave oven. Using parallelized finitedifference timedomain method. The fdtd method makes approximations that force the solutions to be approximate, i. Understanding the finitedifference timedomain method. Finitedifference timedomain modeling of curved surfaces pdf. Evaluation of a parallel fdtd code and application to modeling of.
During the past 25 years the finite difference time domain fdtd method has. Unfortunately, it requires large amounts of memory and long simulation times. Yee, born 1934 is a numerical analysis technique used for modeling computational electrodynamics finding approximate solutions to the associated system of differential equations. Parallel finitedifference timedomain method request pdf. He is also the coauthor of parallel finitedifference timedomain method artech house, 2006. This method has the advantage over other simulation methods in that it does not use empirical approximations. The fdtd method is a rigorous solution to maxwells. Introduction to the finitedifference timedomain method. Fdtd scales with high efficiency on parallelprocessing cpubased computers.
Since it is a timedomain method, fdtd solutions can cover a wide frequency range with a single. The hofdtd 112 is an efficient numerical algorithm in the timedomain. Implementation of the parallel higherorder fdtd with convolution. The finitedifference timedomain fdtd method is applied to the analysis of vibroacustic problems and to study the propagation of longitudinal and transversal waves in a stratified media. The detailed flowchart of parallel rketdfdtd method is described. A parallel fdtd algorithm for the solution of maxwells equations. High performance computing for the finite difference time domain method with the huygens absorbing boundary condition a thesis submitted to the university of manchester. The fdtd method is a widely used and increasingly popular method for the. Efficient parallel finite difference time domain algorithm for. Fdtd method has been widely used to model interaction of.
Pdf using finite difference timedomain method to simulate the. Our simulations are based on the wellknown finitedifference timedomain fdtd 1 technique. Request pdf on jan 1, 2006, wenhua yu and others published parallel finitedifference timedomain method find, read and cite all the research you need on researchgate. A parallel implementation of the finitedomain time. Analysis of electromagnetic wave propagation using the 3d. Understanding the finitedifference timedomain method john b. Compared with the long established fdtd method, hofdtd.