FFT Beam Propagation Method

版本 1.3.0.0 (10.9 KB) 作者: Edgar Guevara
Implementation of the FFT BPM in different optical waveguides and free space
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更新时间 2013/9/17

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The zip file includes the next programs:

BPM_free_space.m - Propagation of a gaussian pulse in free space

BPM_triangle.m - Propagation of a gaussian pulse in a triangle index profile waveguide

BPM_2step.m - Demonstration of the evanescent waves phenomenon in parallel rectangular waveguides

BPM_Y_Branch.m - FFT-BPM in a Y-branch coupler

BPM_mach_zender.m - FFT-BPM simulation of a mach-zender optical switch

REFERENCE:
K. Okamoto, Fundamentals of Optical Waveguides (Academic, 2000).ISBN-13: 978-0125250955

引用格式

Edgar Guevara (2026). FFT Beam Propagation Method (https://ww2.mathworks.cn/matlabcentral/fileexchange/14795-fft-beam-propagation-method), MATLAB Central File Exchange. 检索时间: .

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1.3.0.0

Added reference to the description
1.0.0.0

2007/04/29 - ortographic mistakes, screenshot with a poor resolution