外调制光纤CATV中SBS与MPI的激光器高频微扰抑制理论分析

被引:3
作者
杨建良
查开德
涂涛
机构
[1] 清华大学电子工程系!北京
[2] 湘潭大学电子工程系,湘潭,清华大学电子工程系!北京,清华大学电子工程系!北京
关键词
外调制传输; 受激布里渊散射; 多径干涉噪音; 色散;
D O I
暂无
中图分类号
TN25 [波导光学与集成光学];
学科分类号
0702 ; 070207 ;
摘要
受激布里渊散射(SBS)与多径干涉噪音(MPI)是光纤AM-CATV 外调制传输系统中主要的非线性现象,本文分析了激光器高频扰动抑制SBS与MPI的原理,导出了扰动对系统SBS阈值提高量及MPI抑制程度的理论公式,通过对扰动引起的激光器频率啁啾及附加强度调制而导致的色散的理论分析与计算,得到了扰动信号频率及幅度的选取原则.
引用
收藏
页码:53 / 57
页数:5
相关论文
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