GAIN LIMIT IN ERBIUM-DOPED FIBER AMPLIFIERS DUE TO INTERNAL RAYLEIGH BACKSCATTERING

被引:15
作者
HANSEN, SL [1 ]
DYBDAL, K [1 ]
LARSEN, CC [1 ]
机构
[1] LYCOM AS,DK-2605 BRONDBY,DENMARK
关键词
D O I
10.1109/68.141967
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 very high gain of 51 dB in a single Er-doped fiber is reported. A significant amount of amplified Rayleigh back-scattering is also observed. This is predicted to impose an upper limit of 57-70 dB of achievable gain for the investigated fibers. By the insertion of an isolator, a gain of 54 dB is observed.
引用
收藏
页码:559 / 561
页数:3
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