共 5 条
SPECTRAL LINEWIDTH BROADENING IN ERBIUM-DOPED AND RAMAN FIBER AMPLIFIERS
被引:3
作者:
SIMEONIDOU, D
HAMIDI, S
SIDDIQUI, AS
机构:
[1] Department of Electronic Systems Engineering, University of Essex, Colchester CO4 3SQ, Wivenhoe Park
关键词:
OPTICAL FIBERS;
AMPLIFIERS;
LASERS;
D O I:
10.1049/el:19921123
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 systematic experimental investigation of signal spectral broadening in erbium doped amplifiers and the first such measurement for Raman fibre amplifiers are reported. In both cases the linewidth is found to be broadened significantly in the region above the noise floor, the amount of broadening being determined by the amplifier operating conditions. These results have implications for coherent transmission systems using cascades of fibre amplifiers.
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页码:1765 / 1766
页数:2
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