Divide-and-Conquer in Time of Fast Fourier Transform Algorithm and Its Applications in Diffractive Optics

Wei-Feng Hsu

doi:10.1364/DH.2022.W5A.31

Digital Holography and 3-D Imaging 2022
Technical Digest Series (Optica Publishing Group, 2022),
paper W5A.31
•https://doi.org/10.1364/DH.2022.W5A.31

Divide-and-Conquer in Time of Fast Fourier Transform Algorithm and Its Applications in Diffractive Optics

Wei-Feng Hsu

Digital Holography and Three-Dimensional Imaging 2022

Cambridge United Kingdom
1–4 August 2022
ISBN: 978-1-957171-12-8

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Joint Poster Session II: Virtual (W5A)

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W. Hsu, "Divide-and-Conquer in Time of Fast Fourier Transform Algorithm and Its Applications in Diffractive Optics," in Digital Holography and 3-D Imaging 2022, D. Chu, J. Park, C. Cheng, and P. Ferraro, eds., Technical Digest Series (Optica Publishing Group, 2022), paper W5A.31.

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Abstract

The paper presents a process: the Cooley-Tukey algorithm was separated such that the inner calculations were conducted by MATLAB fft2 and the outer calculations were conducted by our codes. Its optical applications are also introduced.

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