FFT Beam Propagation Method
Implementation of the FFT BPM in different optical waveguides and free space
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: .
