Wideband and flat-gain optical amplification from 1460 to 1510 nm by serial combination of a thulium-doped fluoride fibre amplifier and fibre Raman amplifier

被引:34
作者
Kani, J [1 ]
Jinno, M [1 ]
机构
[1] NTT, Network Innovat Labs, Yokosuka, Kanagawa 2390847, Japan
关键词
D O I
10.1049/el:19990708
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A wideband and flat-gain optical amplifier is realised for the wavelength band under the gain band of erbium-doped fibre amplifiers by serially connecting a thulium-doped fluoride fibre amplifier and a fibre Raman amplifier. A high gain of > 25dB is obtained in the range 1460-1510nm.
引用
收藏
页码:1004 / 1006
页数:3
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