WDM系统中级联EDFA的自动增益控制

被引:4
作者
王皙
丁亮
机构
[1] 华中科技大学光电子工程系
[2] 华中科技大学光电子工程系 湖北武汉
[3] 湖北武汉
关键词
WDM; 掺铒光纤放大器(EDFA); 自动增益控制; 自发辐射(ASE); 噪声指数;
D O I
10.16136/j.joel.2003.10.008
中图分类号
TN929.11 [光纤通信];
学科分类号
0803 ;
摘要
综合分析了WDM系统中掺铒光纤放大器(EDFA)的主要性能指标,以及内外部工作条件的关系,讨论了有关EDFA的动态增益锁定与平坦机制。提出了更加优化的WDM系统中EDFA的自动增益控制的解决方案,并设计相关了试验,给出了采用本方案实现EDFA动态增益控制的分析结果。最后,指出了各种科技产品的问世,为EDFA的自动增益控制研究提供了更加广阔的思路和便利的条件。
引用
收藏
页码:1038 / 1042
页数:5
相关论文
共 9 条
[1]  
Fiber OpticCommunicationSystems. GovindP.AGRAWAL. AJohnWiley&Sons,INC.Publication . 2002
[2]  
Theoretical study of the gain equalization of a stabilized gain EDFA for WDM applications. Ronan L, Bernard L, Thierry G, et al. Journal of Lightw wave Technology . 1997
[3]  
Optical fiber amplifiers for WDM optical netowrks. Y Sun, A K Srivastava, J Zhou, et al. Bell Labs Technical Journal . 1999
[4]  
Gain control in erbium-doped fiber amplifiers by an all-optical feedback loop. M Zirngibl. Electronics Letters . 1991
[5]  
A theoretical investigation of dynamic automatic gain control in multi-channel EDFA cascades. D H Richards, M A Ail. IEEE COC 97 . 1997
[6]  
GainequalizationofEDFAcascades. OzanK.Tonuz,FeltonA.Flood. IEEEJournalofLightWaveTechnology . 1997
[7]  
All-optical gain clamped EDFAs with different feedback wavelength for use in multi-wavelength optical netowrks. Joon Chung, Sang Yong Kim, Chang-Joon Chae. Electronics Letters . 1996
[8]  
Accurate control of output power level in gain-flattened EDFA with low noise figure. S Y Park, H K Kim, G Y Lyu, et al. IEEE COC 97 . 1997
[9]  
All-optical gain clamped EDFAs with different feedback wavelength for use in multi-wavelength optical networks. Joon Chung, Sang Yong Kim, Chang-Joon Chae. Electronics Letters . 1996