On the impact of optimal modulation and FEC overhead on future optical networks

A. Alvarado; D.J. Ives; S.J. Savory; P. Bayvel

doi:10.1109/JLT.2016.2517699

On the impact of optimal modulation and FEC overhead on future optical networks

A. Alvarado, D.J. Ives, S.J. Savory, P. Bayvel

Research output: Contribution to journal › Article › Academic › peer-review

24 Citations (Scopus)

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Abstract

Transceivers employing square PM-QAM with up to two FEC overheads are optimized based on the SNR distribution. For NSFNET two FEC overheads with PM-16QAM give an 82% throughput increase compared with PM-QPSK with 7% overhead.

Original language	English
Pages (from-to)	2339-2352
Number of pages	14
Journal	Journal of Lightwave Technology
Volume	34
Issue number	9
DOIs	https://doi.org/10.1109/JLT.2016.2517699
Publication status	Published - 1 May 2016

Keywords

Bit-wise receivers
channel coding
forward error correction
modulation
optical networks
soft-decision

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10.1109/JLT.2016.2517699

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title = "On the impact of optimal modulation and FEC overhead on future optical networks",

abstract = "Transceivers employing square PM-QAM with up to two FEC overheads are optimized based on the SNR distribution. For NSFNET two FEC overheads with PM-16QAM give an 82% throughput increase compared with PM-QPSK with 7% overhead.",

keywords = "Bit-wise receivers, channel coding, forward error correction, modulation, optical networks, soft-decision",

author = "A. Alvarado and D.J. Ives and S.J. Savory and P. Bayvel",

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AU - Alvarado, A.

AU - Ives, D.J.

AU - Savory, S.J.

AU - Bayvel, P.

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AB - Transceivers employing square PM-QAM with up to two FEC overheads are optimized based on the SNR distribution. For NSFNET two FEC overheads with PM-16QAM give an 82% throughput increase compared with PM-QPSK with 7% overhead.

KW - Bit-wise receivers

KW - channel coding

KW - forward error correction

KW - modulation

KW - optical networks

KW - soft-decision

U2 - 10.1109/JLT.2016.2517699

DO - 10.1109/JLT.2016.2517699

M3 - Article

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EP - 2352

JO - Journal of Lightwave Technology

JF - Journal of Lightwave Technology

SN - 0733-8724

IS - 9

ER -

On the impact of optimal modulation and FEC overhead on future optical networks

Abstract

Keywords

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