Novel 6-Mode Fibre Amplifier with Large Erbium-Doped Area for Differential Modal Gain Minimization
Conference: ECOC 2016 - 42nd European Conference on Optical Communication
09/18/2016 - 09/22/2016 at Düsseldorf, Deutschland
Proceedings: ECOC 2016
Pages: 3Language: englishTyp: PDF
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Authors:
Wakayama, Yuta; Soma, Daiki; Taga, Hidenori; Tsuritani, Takehiro (KDDI R&D Laboratories, 2-1-15 Ohara, Fujimino-shi, Japan)
Igarashi, Koji (KDDI R&D Laboratories, 2-1-15 Ohara, Fujimino-shi, Japan & (2) Osaka University, 2-1 Yamadaoka, Suita-shi, Japan)
Abstract:
We demonstrate a cladding-pumped six-mode fibre amplifier with a widely erbium-doped distribution over the core for uniform overlap between spatial modes and the gain medium. The differential modal gain of less than 3.3 dB was achieved in the entire C-band.