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SDN-enabled Sliceable BVT Based on Multicarrier Technology for Multi-Flow Rate/Distance and Grid Adaptation

  • Michela Svaluto Moreolo
  • , Josep M. Fabrega
  • , Laia Nadal
  • , Arturo Mayoral
  • , Yuki Yoshida
  • , Ken-ichi Kitayama
  • , Ricard Vilalta
  • , Raul Muñoz
  • , Ramon Casellas
  • , Ricardo Martínez
  • , Masato Nishihara
  • , Toshiki Tanaka
  • , Tomoo Takahara
  • , Jens C. Rasmussen
  • , Christoph Kottke
  • , Schlosser Michael
  • , Ronald Freund
  • , Fanchao Meng
  • , Shuang Yi Yan
  • , Georgios Zervas
  • Dimitra Simeonidou

Research output: Contribution to conferenceConference Paperpeer-review

5 Citations (Scopus)

Abstract

Abstract—We propose a sliceable bandwidth variable
transceiver (S-BVT) architecture suitable for metro/regional
elastic networks and highly scalable data center (DC) applications.
It adopts multicarrier modulation (MCM) technology, either
OFDM or DMT, and a cost-effective optoelectronic front-end. The
high-capacity S-BVT is programmable, adaptive and
reconfigurable by an SDN controller for efficient resource usage,
enabling unique granularity, flexibility and grid adaptation, even
in conventional fixed-grid networks. We experimentally
demonstrate its multiple advanced functionalities in the four-node
photonic mesh network of the ADRENALINE testbed. This
includes SDN-enabled rate/distance adaptive multi-flow
generation and routing/switching, slice-ability, flexibility and
adaptability for the mitigation of spectrum fragmentation as well
as for a soft migration towards the flexi-grid paradigm.
Original languageEnglish
Publication statusPublished - 1 Oct 2015

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