Optical frequency combs for optical fiber communications

Optical frequency combs are analyzed in the context of using them for carrying data in optical fiber communication systems. Combs are analyzed for their data-carrying capacity, i.e., for how much data they can carry, in massively multiplexed systems, and for their transmission reach capabilities, i....

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Main Author: Leif Katsuo Oxenløwe
Format: Article
Language:English
Published: AIP Publishing LLC 2025-01-01
Series:APL Photonics
Online Access:http://dx.doi.org/10.1063/5.0220794
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author Leif Katsuo Oxenløwe
author_facet Leif Katsuo Oxenløwe
author_sort Leif Katsuo Oxenløwe
collection DOAJ
description Optical frequency combs are analyzed in the context of using them for carrying data in optical fiber communication systems. Combs are analyzed for their data-carrying capacity, i.e., for how much data they can carry, in massively multiplexed systems, and for their transmission reach capabilities, i.e., for how long cables they would be useful sources. The challenge is their limited output power and, hence, the need for amplification, which limits the initial signal-to-noise ratio and, hence, the data capacity they can support. It is shown that currently, available comb sources can individually support multiple Pbit/s in short multiplexed links and also support ultra-long-haul reach with performance on par with using high-quality individual lasers. This means that, provided a number of practical solutions for matching and tuning combs, as well as replacing broken comb sources swiftly, are developed, amplified optical frequency combs could perform very well as replacements for banks of individual lasers in optical networks.
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institution Kabale University
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series APL Photonics
spelling doaj-art-a8b9c23b48e041a0a68fe749b1a6d96f2025-02-03T16:36:22ZengAIP Publishing LLCAPL Photonics2378-09672025-01-01101010901010901-810.1063/5.0220794Optical frequency combs for optical fiber communicationsLeif Katsuo Oxenløwe0Department of Electrical and Photonics Engineering, Technical University of Denmark, DK-2800 Kgs. Lyngby, DenmarkOptical frequency combs are analyzed in the context of using them for carrying data in optical fiber communication systems. Combs are analyzed for their data-carrying capacity, i.e., for how much data they can carry, in massively multiplexed systems, and for their transmission reach capabilities, i.e., for how long cables they would be useful sources. The challenge is their limited output power and, hence, the need for amplification, which limits the initial signal-to-noise ratio and, hence, the data capacity they can support. It is shown that currently, available comb sources can individually support multiple Pbit/s in short multiplexed links and also support ultra-long-haul reach with performance on par with using high-quality individual lasers. This means that, provided a number of practical solutions for matching and tuning combs, as well as replacing broken comb sources swiftly, are developed, amplified optical frequency combs could perform very well as replacements for banks of individual lasers in optical networks.http://dx.doi.org/10.1063/5.0220794
spellingShingle Leif Katsuo Oxenløwe
Optical frequency combs for optical fiber communications
APL Photonics
title Optical frequency combs for optical fiber communications
title_full Optical frequency combs for optical fiber communications
title_fullStr Optical frequency combs for optical fiber communications
title_full_unstemmed Optical frequency combs for optical fiber communications
title_short Optical frequency combs for optical fiber communications
title_sort optical frequency combs for optical fiber communications
url http://dx.doi.org/10.1063/5.0220794
work_keys_str_mv AT leifkatsuooxenløwe opticalfrequencycombsforopticalfibercommunications