Open Access
Multicore EDFA for Space Division Multiplexing

Yukihiro TSUCHIDA, Koichi MAEDA, Ryuichi SUGIZAKI

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Summary :

We propose multi-core erbium-doped fiber amplifiers for next-generation optical amplifiers utilized by space-division multiplexing technologies. Multi-core erbium-doped fiber amplifiers were studied widely as a means for overcoming exponential growth of internet traffic in the backbone network. We consider two approaches to excitation of erbium irons; One is core-pumping scheme, the other is cladding-pumping scheme. For a core-pumping configuration, we evaluate its applicability to future ultra long-haul network. In addition, we demonstrate that cladding-pumping configuration will enable reduction of power consumption, size, and cost because one multimode pumping laser diode can excite several cores simultaneously embedded in a common cladding and amplify several signals passed through the multi-core erbium-doped fiber cores.

Publication
IEICE TRANSACTIONS on Communications Vol.E97-B No.7 pp.1265-1271
Publication Date
2014/07/01
Publicized
Online ISSN
1745-1345
DOI
10.1587/transcom.E97.B.1265
Type of Manuscript
Special Section INVITED PAPER (Joint Special Section on Opto-electronics and Communications for Future Optical Network)
Category

Authors

Yukihiro TSUCHIDA
  Furukawa Electric Co., Ltd.
Koichi MAEDA
  Furukawa Electric Co., Ltd.
Ryuichi SUGIZAKI
  Furukawa Electric Co., Ltd.

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