Low-Complexity Multi-Band Polyphase Filter Bank for Reduced-Guard-Interval Coherent Optical OFDM

Alex Tolmachev; Moshe Nazarathy

doi:10.1364/SPPCOM.2011.SPMB3

Advanced Photonics
OSA Technical Digest (CD) (Optica Publishing Group, 2011),
paper SPMB3
•https://doi.org/10.1364/SPPCOM.2011.SPMB3

Low-Complexity Multi-Band Polyphase Filter Bank for Reduced-Guard-Interval Coherent Optical OFDM

Alex Tolmachev and Moshe Nazarathy

Signal Processing in Photonic Communications 2011

Toronto Canada
12–15 June 2011
ISBN: 978-1-55752-913-8

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A. Tolmachev and M. Nazarathy, "Low-Complexity Multi-Band Polyphase Filter Bank for Reduced-Guard-Interval Coherent Optical OFDM," in Advanced Photonics, OSA Technical Digest (CD) (Optica Publishing Group, 2011), paper SPMB3.

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Abstract

Smart multi-band signal processing yields substantial reduction of FDE+FFT complexity for recent Reduced Guard Interval (RGI) techniques emerging in ultra-broadband long-haul OFDM, providing the simplest high-performance QPSK-OFDM system.

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