Video duration: 192 seconds
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Using the discrete fourier transform (DFT) to compute the magnitude and phase of a steady-state sinusoid from an FDTD simulation.Written notes and a screen shot of the board: www.ece.utah.edu/~ec e6340
Video duration: 236 seconds
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Introduction to the finite-difference time-domain (FDTD) algorithm. Begin with Faraday's law and Ampere's law, then convert the vector differential equations into three coupled scalar equations. Written notes and a screen shot of the board: www.ece.utah.edu/~ec e6340
Video duration: 483 seconds
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How to use the Yee Cell to derive a difference equation for the magnetic field. Begin by discretizing Faraday's Law into a difference equation and then solve for the "future" state of the system. Written notes and a screen shot of the board: www.ece.utah.edu/~ec e6340
Video duration: 340 seconds
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How to calculate the reflection coefficient of a quarter-wave transformer as a function of frequency. Written notes and a screen shot of the board: www.ece.utah.edu/~ec e6340
Video duration: 130 seconds
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Derivation of the FDTD update equations in the 1-dimensional case. Introduce an electric field source, then solve for the E-field and H-field. Apply a boundary condition, and then repeat the loop. Written notes and a screen shot of the board: www.ece.utah.edu/~ec e6340