High Data-Rate OESCLU-Band Transmission

Benjamin J. Puttnam, Ruben S. Luis, Ian Phillips, Mingming Tan, Aleksandr Donodin, Dini Pratiwi, Lauren Dallachiesa, Yetian Huang, Daniele Orsuti, Divya Ann Shaji, Mikael Mazur, Nicolas K. Fontaine, Haoshuo Chen, Dicky Chung, Victor Ho, Budsara Boriboon, G. Rademacher, Cristian Antonelli, Luca Palmieri, Ray ManRoland Ryf, David T. Neilson, Wladek Forysiak, Hideaki Furukawa

Research output: Contribution to journalArticlepeer-review

Abstract

We combine 6 doped-fiber amplifiers (O-(x2), E-, S-, C-, L-bands) with discrete Raman U-band amplifiers and distributed Raman-amplification to transmit in each of the low-loss transmission bands of a standard optical fiber. For transmission distances up to 100 km, we explore ultra-wideband transmission of up to 1505 x 25 GHz spaced channels covering the O-, E-, S-, C-, L- and U-bands from 1281.2 nm to 1649.9 nm. After describing the amplifier and spectrum flattening technology, we first characterize the transceiver in back-to-back configuration. Then, for 50 km transmission, we report a record aggregate transmission bandwidth of 37.6 THz with a data-rate of 402.2 Tb/s, estimated from GMI, and 378.9 Tb/s after FEC decoding. 100 km transmission allows a 36.6 THz bandwidth with 339 Tb/s GMI estimated data-rate and 322.8 Tb/s decoded data-rate. These results show the potential of ultra-wideband transmission covering the low-loss window of silica fibers as well as the challenges of building such system on longer fiber spans.
Original languageEnglish
JournalJournal of Lightwave Technology
Early online date18 Feb 2025
DOIs
Publication statusE-pub ahead of print - 18 Feb 2025

Bibliographical note

This accepted manuscript version is licensed under the Creative Commons Attribution 4.0 License (https://creativecommons.org/licenses/by/4.0/).

Keywords

  • Wideband transmission
  • Multi-band transmission
  • Raman amplifier
  • Optical amplifiers

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