FFT-Size Implementation Tradeoffs for Chromatic Dispersion Compensation Filters

Cheolyong Bae; Oscar Gustafsson

doi:10.1364/SPPCOM.2023.SpTu3E.1

Advanced Photonics Congress 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper SpTu3E.1
•https://doi.org/10.1364/SPPCOM.2023.SpTu3E.1

FFT-Size Implementation Tradeoffs for Chromatic Dispersion Compensation Filters

Cheolyong Bae and Oscar Gustafsson

Signal Processing in Photonic Communications 2023

Busan Republic of Korea
9–13 July 2023
ISBN: 978-1-957171-26-5

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Optical Signal Processing (SpTu3E)

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C. Bae and O. Gustafsson, "FFT-Size Implementation Tradeoffs for Chromatic Dispersion Compensation Filters," in Advanced Photonics Congress 2023, Technical Digest Series (Optica Publishing Group, 2023), paper SpTu3E.1.

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Abstract

FIR filtering realized in frequency domain can use different FFT sizes leading to different arithmetic complexities. The implementation results indicate that not only arithmetic complexities must be considered for minimal power consumption.

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