finite difference time domain (FDTD)
Source excitation strategies for obtaining impulse responses in finite difference time domain room acoustics simulation
... in finite difference time domain room acoustics simula- tions for auralization ...that FDTD simulations can be conducted to obtain impulse responses based on unit impulse excitation, ...
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Development Of Finite-Difference Time-Domain (FDTD) / Periodic Boundary Condition (PBC) Software For Modeling Microwave Absorber Material At X-Band Frequency
... the Finite Difference Time Domain (FDTD) method that used to solve Maxwell’s ...the FDTD carries the numerical calculation of the Maxwell’s equation in Cartesian coordinate ...
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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 Effective Permittivity Algorithm For Conformal Structure In 3D Finite Different Time Domain (FDTD)
... differential time domain Maxwell equation of Cartesian coordinate to simulate object built by electromagnetic ...the finite difference time domain method for modeling full wave ...
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The finite difference time domain method for computational electromagnetics
... text3 = ['In this one dimensional FDTD demonstration, the source frequency is set to 1GHz. '; 'Nonpermeable media is choosen. In this case, the permeability is the free-space '; 'permeability and the equivalent ...
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Development of an electromagnetic numerical solver based on the finite difference time domain (fdtd) technique for research and teaching purposes
... Since FDTD is a near-field solver and only represents a finite portion of the space, it is impossible to create inside it a truly plane wave of infinite extent traveling in an arbitrary ...of FDTD ...
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A finite difference time domain model of an eddy current based measurement system
... During the modeling and simulation process, a data structure is generated. Figure 43 shows this structure. The top level is the model name entered after start up (directory ’my model’). In this directory a file is placed ...
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Non Split PML Boundary Condition for Finite Element Time Domain Modeling of Ground Penetrating Radar
... in Finite Difference Time Domain (FDTD) si- mulation of Ground Penetrating Radar (GPR) based on the first order elec- tromagnetic wave ...GPR Finite Element Time ...
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Finite element time domain method with a unique coupled mesh system for electromagnatics and photonics
... The finite difference time domain (FDTD) method is a popular technique, being used suc- cessfully to analyse the electromagnetic properties of many structures, including a range of ...
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Rigorous analysis of numerical methods: a comparative study
... the Finite Element Method (FEM), Beam Propagation Method (BPM), Finite Difference Method (FDM), the Finite Difference Time Domain Method (FDTD) (Luebbers 1994), the ...
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Physical and numerical constraints in source modeling for finite difference simulation of room acoustics
... In finite difference time domain simulation of room acoustics, source functions are subject to various ...for finite difference simulation, by first reviewing associated aims and ...
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Generalized Alternating Direction Implicit Finite Difference Time Domain Method in Curvilinear Coordinate System
... The Finite-Difference Time-Domain (FDTD) Method [1] has been proven to be an effective algorithm in computa- tional ...first FDTD algorithm was introduced by Yee [2] in ...
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Analytical Study Of Light And Liquid Crystals Reorientation In Anistropic Photonic Crystals Using One-Dimension Finite Difference Time Domain (FDTD) Method
... medium. FDTD method is directly solve Maxwell’s equation with less approximation, so this method can analyze more flexible and general approach for the arbitrary anisotropic ...from FDTD simulation, Bragg ...
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Modeling 3D Wings Like Object Based On Finite-Different Time-Domain (FDTD) Method In Graphical User Interface For Radar Cross Section (RCS)
... method for scattered field formulation and will be integrated with the far zone plane wave source. This will reduce the simulation time. In addition, the FFT (Fast Fourier Transform) method also will be executed ...
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Wave separation in the trumpet under playing conditions and comparison with time domain finite difference simulation
... a time domain algorithm 15 or a frequency domain ...the time domain wave- forms, particularly in the starting transients (without valve ...
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Uncertainty Analyses in the Finite-Difference Time-Domain Method
... Fig. 6 shows the normalized electric field produced from an FDTD simulation using the mean input parameter values and a simulation with the sphere radius perturbed by 5 mm. The two curves in this figure have ...
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Modeling Wire Antenna Using 3D Finite Difference-Time Domain (FDTD) Method In Graphical User Interface (GUI) For Radiation Pattern Evaluation
... an FDTD algorithm is Maxwell‟s time domain equation. The time-dependent Maxwell‟s equations in a region of space without imposed electric or magnetic current sources, but that may have ...
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Efficient Polarization Beam Splitter Based on All Dielectric Metasurface in Visible Region
... The optical performance of the cross-shaped metasur- face acting as polarization beam splitter is simulated by three-dimensional FDTD method. In our case, the value of dx is 200 nm, dϕ is π/2, −π/2 for x - and y ...
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Investigating block mask lithography variation using finite-difference time-domain simulation
... Finite Difference Time Domain simulation is used to relate block mask lithography issues of CD variation and light intensities to their undesired effect on device ...
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Modeling Planar Inverted F Antenna Based On 3D Finite Difference-Time Domain (FDTD) Method In Grapichal User Interface (GUI) For Radiation Pattern Evaluation
... an FDTD algorithm is Maxwell's time- domain ...differential time-domain Maxwell's equations needed to specify the field behavior over time ...
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