双折射光子晶体光纤传输特性分析

被引:7
作者
池灏
机构
[1] 浙江大学信息与电子工程学系杭州
关键词
光子晶体光纤; 时域有限差分法; 色散; 双折射;
D O I
暂无
中图分类号
TN818 [光纤传输线、光缆];
学科分类号
0803 ;
摘要
采用时域有限差分法对光子晶体光纤导模的传输特性进行数值分析 ,通过该法可得到任意横向结构光子晶体光纤的色散特性和双折射特性。为提高精度 ,在计算中应用了各向异性完全匹配层作为吸收边界条件。光子晶体光纤的传输特性完全由其横向结构决定。用时域有限差分法对一类对称结构和两类非对称结构光子晶体光纤进行了数值分析 ,计算结果表明经合理设计的非对称结构光子晶体光纤中可存在较高的双折射 (其双折射可达0 .0 7)。表明时域有限差分法可有效应用于分析和设计具有特定色散和偏振特性的光子晶体光纤。
引用
收藏
页码:1552 / 1556
页数:5
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