椭圆傅里叶级数展开法和椭圆光波导的截止频率  

Elliptical Fourier Series Expansion Method and Cutoff Frequencies of Elliptical Optical Waveguides

作　　者：汪业衡[1] 张翔 

机构地区：[1]上海传输线研究所,上海200437

出　　处：《光学学报》2000年第2期204-213,共10页Acta Optica Sinica

摘　　要：与严格马丢(Mathieu)函数法、有限元法等许多典型方法及一些实验测试的比较表明,本文提出的计算弱导椭圆光波导的椭圆傅里叶级数展开法具有通用、准确、高效、简便的优点。In the weakly guiding analysis of cutoff frequencies of elliptical waveguides, the advantages of the proposed elliptical Fourier series expansion method including generality, accuracy, efficiency and simplicity are demonstrated through detailed comparisons with the rigorous Mathieu function method, the finite element method, various important techniques and Dyott′s meansurement on practicle fibers.

关 键 词：光波导理论 模式分析 椭圆光波导 傅里叶级数 

分 类 号：TN252[电子电信—物理电子学]