Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs

We demonstrate a four-lane wavelength division multiplexing (WDM) intensity modulation and direct detection (IM/DD) system at O-band. The 3-dB bandwidth of directly modulated lasers (DMLs) in this experiment is only 15 GHz. To support 100-Gbit/s/lane PAM-4 transmission in each lane, digital pre-equa...

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Main Authors: Kaihui Wang, Mingming Zhao, Miao Kong, Jianjun Yu
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9090995/
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spelling doaj-1f484a8370b9428c9e6d94b6dd9620692021-03-29T18:01:25ZengIEEEIEEE Photonics Journal1943-06552020-01-011231810.1109/JPHOT.2020.29936709090995Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLsKaihui Wang0https://orcid.org/0000-0001-8898-8989Mingming Zhao1Miao Kong2https://orcid.org/0000-0003-1328-4332Jianjun Yu3https://orcid.org/0000-0002-2101-7018Key Laboratory for Information Science of Electromagnetic Waves, Shanghai, ChinaKey Laboratory for Information Science of Electromagnetic Waves, Shanghai, ChinaKey Laboratory for Information Science of Electromagnetic Waves, Shanghai, ChinaKey Laboratory for Information Science of Electromagnetic Waves, Shanghai, ChinaWe demonstrate a four-lane wavelength division multiplexing (WDM) intensity modulation and direct detection (IM/DD) system at O-band. The 3-dB bandwidth of directly modulated lasers (DMLs) in this experiment is only 15 GHz. To support 100-Gbit/s/lane PAM-4 transmission in each lane, digital pre-equalization and advanced receiver-side DSPs are adopted to compensate for bandwidth limitation. Moreover, semiconductor optical amplifier (SOA) is utilized at the receiver to compensate for the optical power loss during fiber transmission so that 40-km transmission distance can be achieved. To the best of our knowledge, it is the first time to successfully transmit 400-Gbit/s PAM-4 signals over 40-km SSMF with 15-GHz DMLs.https://ieeexplore.ieee.org/document/9090995/Fiber optics links and subsystemsoptical interconnects
collection DOAJ
language English
format Article
sources DOAJ
author Kaihui Wang
Mingming Zhao
Miao Kong
Jianjun Yu
spellingShingle Kaihui Wang
Mingming Zhao
Miao Kong
Jianjun Yu
Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs
IEEE Photonics Journal
Fiber optics links and subsystems
optical interconnects
author_facet Kaihui Wang
Mingming Zhao
Miao Kong
Jianjun Yu
author_sort Kaihui Wang
title Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs
title_short Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs
title_full Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs
title_fullStr Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs
title_full_unstemmed Demonstration of 4 × 100 Gbit/s PAM-4 Transmission Over 40 km in an IM/DD System Based on Narrow Band DMLs
title_sort demonstration of 4 × 100 gbit/s pam-4 transmission over 40 km in an im/dd system based on narrow band dmls
publisher IEEE
series IEEE Photonics Journal
issn 1943-0655
publishDate 2020-01-01
description We demonstrate a four-lane wavelength division multiplexing (WDM) intensity modulation and direct detection (IM/DD) system at O-band. The 3-dB bandwidth of directly modulated lasers (DMLs) in this experiment is only 15 GHz. To support 100-Gbit/s/lane PAM-4 transmission in each lane, digital pre-equalization and advanced receiver-side DSPs are adopted to compensate for bandwidth limitation. Moreover, semiconductor optical amplifier (SOA) is utilized at the receiver to compensate for the optical power loss during fiber transmission so that 40-km transmission distance can be achieved. To the best of our knowledge, it is the first time to successfully transmit 400-Gbit/s PAM-4 signals over 40-km SSMF with 15-GHz DMLs.
topic Fiber optics links and subsystems
optical interconnects
url https://ieeexplore.ieee.org/document/9090995/
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