finite-difference time-domain formulation
Multiple-GPU-Based Frequency-Dependent Finite-Difference Time Domain Formulation Using MATLAB Parallel Computing Toolbox
... 5,000 time steps using eight ...The time-domain waveforms obtained at two probes, in both the eight GPU and CPU FD-FDTD simulation, were found to be essentially the same, as shown in Figure ...
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Investigation of Wave Propagation in Different Dielectric Media by Using Finite Difference Time Domain (FDTD) Method
... (6) time is specified by the superscripts, i.e., n actually means a time t= ...The formulation of (5) and (6) assumes that the E and H fields are interleaved in both space and ...
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Wideband Finite-Difference Time-Domain Modeling of Graphene via Recursive Fast Fourier Transform
... easy-to-implement formulation presented in our previous work [2]; however, the previous formulation imposes an extra constraint on the stability ...modified formulation is presented to retain the ...
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Comparison of a finite difference and a mixed finite element formulation of the uniaxial perfectly matched layer
... uniaxial formulation of the perfectly matched layer model ...this formulation. We present and analyze a mixed finite element method for the time domain discretization of the UPML to ...
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Generalized Alternating Direction Implicit Finite Difference Time Domain Method in Curvilinear Coordinate System
... NFDTD formulation in [20]. In this paper, the formulation of the generalized ADI- NFDTD as in [19] is presented in details and its numeri- cal efficiency and accuracy is further ...late time ...
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Parallel FDTD Electromagnetic Simulation of Dispersive Plasmonic Nanostructures and Opal Photonic Crystals in the Optical Frequency Range
... The Finite-Difference Time-Domain (FDTD) method is the numerical technique we deal ...Yee formulation [1] of the FDTD method [2] and its successive enrichments, such as the pulsed FDTD ...
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Analysis of Crack Problem by using ADI-FDTD/MoMTD Hybrid Method
... and finite difference was presented by Taflove ...frequency domain and time domain methods. In frequency domain methods, equation is solved in the frequency range of the source ...
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Sub-Nanosecond Electromagnetic-Micromagnetic Dynamic Simulations Using the Finite-Difference Time-Domain Method
... Abstract—This paper presents an efficient and simple approach of implementing the Landau-Lifshitz-Gilbert (LLG) equation of mag- netisation motion within the Finite-difference Time-domain (FDTD) method. ...
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Comparison of Time-Domain Finite-Difference, Finite-Integration, and Integral-Equation Methods for Dipole Radiation in Half-Space Environments
... semi-empirical formulation for dielectric properties and fractals for geometric characteristics; rough surface generation; and the ability to embed complex transducers and targets ...both time and spectral ...
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Finite-Difference Time-Domain Methods for Electromagnetic Problems Involving Biological Bodies
... In this paper, a modification to the recently proposed unconditionally stable D-H ADI FDTD method is presented that considerably reduces the late-time error induced by the corner cells. The PML boundary is derived ...
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A higher order perfectly matched layer formulation for finite-difference time-domain seismic wave modeling
... Zhang and Shen (2010) built on the work of Martin et al. (2010) and outline a similar ADE-PML fourth-order Runge-Kutta scheme that resulted in a complete set of first-order differential equations. This meant that the ...
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Shift-Operator Finite Difference Time Domain Analysis of Chiral Medium
... 3D finite difference time formulation based on time shift operator is used to simulate electromagnetic wave interaction with dispersive chiral ...computational time compared with ...
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An efficient finite difference time domain algorithm for band structure calculations of Phononic crystal
... same formulation of the conventional FDTD ...by finite difference method. We called it displacement-based finite difference time domain (DBFDTD) ...
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Modeling and Analysis of Printed Antenna Using Finite Difference Time Domain Algorithm
... Choosing the cell size to be used in an FDTD formulation is similar to any approximation procedure, enough sampling points must be taken to ensure that an adequate representation is made. The number of points per ...
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On Some Problems of the Numerical Implementation of Nonlinear Systems on Example of KPI Equation
... in finite-difference form is often a difficult ...continuous domain of the differential equation solution (infinite-number space), then this transformation is ...with finite-di ff erence ...
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A time domain approach to power integrity for printed circuit boards
... frequency domain solutions, a time domain solution captures the response over the bandwidth of the stimulus waveform in a single run and can be more efficient for the large bandwidths resulting from ...
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Numerical Simulation of Fragment-Type Antenna by Using Finite Difference Time Domain (FDTD)
... In this paper, a Gaussian pulse is considered as the excitation because it will provide frequency-domain information from dc to the desired cutoff frequency by adjusting the width of the pulse. For a more intuitive ...
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Waveguide Simulation Using the High-Order Symplectic Finite-Difference Time-Domain Scheme
... multi-resolution time-domain [14, 15], and discrete singular convolution [16] methods, are proposed and their applications in waveguide simulation are ...
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Analysis on Research and Education for Electromagnetic-Applied Subjects with Finite Difference Time Domain Theory
... Finite-Difference Time-Domain (FDTD) method is a recognized practice for the investigation of quantum devices in semiconductor technology for research purposes ...and time step should ...
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Finite-Difference Time-Domain Analysis of Currents from a Human Electro-Muscular Incapacitation Device
... Preceding research has been performed at North Carolina State University, where various FDTD techniques for modeling HEMI exposures have been investigated to determine fields potentially induced in the human body. This ...
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