finite difference time domain methods
Two Finite-Difference Time-Domain Methods Incorporated with Memristor
... Abstract—Two finite-difference time-domain (FDTD) methods incorporated with memristor are presented. The update equations are derived based on Maxwell’s equations, and the physical model is given by ...
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Finite-Difference Time-Domain Methods for Electromagnetic Problems Involving Biological Bodies
... numerical methods may play an integral role in the design and analysis of wireless telemetry in implanted biomedical devices, as well as computation and minimization of the specific absorption rate (SAR) ...
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Hybrid Acoustic Modelling of Historic Spaces Using Blender
... platform. Finite Difference Time Domain and ray tracing methods are used, with the FDTD method constrained to low-frequencies enabling the simulation of wave characteristics at ...
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Development Of Finite-Difference Time-Domain (FDTD)/ Periodic Boundary Condition (PBC) Software For Modeling Microwave Absorber Material At Ku Band Frequency
... This chapter will describe the fundamental concept and theory of the FDTD methods in solving Maxwell’s curl equation in time domain. The derivations of the equations are also shown for the electric ...
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Finite-Difference Time-Domain Analysis of Periodic Anisotropic Media
... Another important aspect for a robust FDTD method implementation is space truncation. Finite computation area inevitably causes electromagnetic wave interaction problems in unbounded regions. An absorbing boundary ...
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Wideband Finite-Difference Time-Domain Modeling of Graphene via Recursive Fast Fourier Transform
... simulation methods comes in helpful. Among various numerical methods, the finite-difference time-domain method has been shown to model graphene in a simpler and more efficient manner [2–7] in ...
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Analysis of Crack Problem by using ADI-FDTD/MoMTD Hybrid Method
... and finite difference was presented by Taflove ...two methods for finding the transient response for a differential integral equation: frequency domain and time domain ...
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A Novel Domain Decomposition Finite Difference Time Domain Scheme Including Multiple Reflections
... 5.5 cm. The source is an electric field with Ez polarization,which is located in a plane at 7 cm from the front face of the structure. The field source is a modulated Gaussian pulse with a modulation frequency of 1.5 GHz ...
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Teaching and Learning Electromagnetic Simulation by Means of a Two Dimensional Finite Difference Time Domain Method
... sophisticated methods [10], [11], the 2D-FDTD method offers rapid and confident first approximation simulations that can be useful to feedback other advanced methods [12], [13], ...real time teaching ...
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A Study of Time-Domain and Frequency- Domain Techniques in Electromagnetics
... include time domain technique which includes the finite difference time domain technique, suitable for solving time dependent Maxwell’s equations as well as low frequency ...
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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 other ...
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Modeling and Analysis of Printed Antenna Using Finite Difference Time Domain Algorithm
... Finite-difference time-domain (FDTD) is a popular computational electrodynamics modeling ...a time-domain method, solutions can cover a wide frequency range with a single ...
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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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Generalized Alternating Direction Implicit Finite Difference Time Domain Method in Curvilinear Coordinate System
... In order to compare the accuracy of the ADI-NFDTD with the conventional NFDTD algorithm, the resonant frequencies are calculated using the Fast Fourier Trans- formation (FFT) and are compared with the analytical results. ...
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Stability and Dispersion Analysis for Three-Dimensional (3-D) Leapfrog Adi-FDTD Method
... implicit finite difference time domain (FDTD) methods such as alternate direction implicit (ADI) FDTD [1–5], split- step FDTD [6, 7] and locally one-dimensional (LOD) [8, 9] FDTD ...
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Comparison of a finite difference and a mixed finite element formulation of the uniaxial perfectly matched layer
... the finite element method for the approximation of the PML ...based finite element method for a second order formulation of Maxwell’s ...vector finite element methods for the discretization of ...
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Numerical Simulation of Fragment-Type Antenna by Using Finite Difference Time Domain (FDTD)
... those methods are extremely computationally expensive. Finite Difference Time Domain (FDTD) source code becomes an excellent solution because of its following ...
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Comparison of Time-Domain Finite-Difference, Finite-Integration, and Integral-Equation Methods for Dipole Radiation in Half-Space Environments
... both time and spectral ...FIT, Finite Element Method, Method of Moments, and Transmission-line matrix ...general-purpose time-domain electromagnetic simulator implementing the ...
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Investigating block mask lithography variation using finite-difference time-domain simulation
... 3.1 Optical physics………………………………………………….......................... 11-20 3.1.1 Electromagnetic radiation.………………………………........................... 12-13 3.1.2 Light wave propagation………………………………............................... ...
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Rigorous analysis of numerical methods: a comparative study
... of finite difference equations, thus showing the discretisation of space and time (Yee ...of time-varying media and also formed the basis of the Finite Difference Time ...
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