The application of complex Pade approximants to reflection at optical waveguide facets

被引：49

作者：

El-Refaei, H ^{[1
]}

Betty, I

Yevick, D

机构：

[1] Queens Univ, Dept Elect & Comp Engn, Kingston, ON K7L 3N6, Canada

[2] Nortel Networks, Adv Technol Lab, Ottawa, ON K1Y 4H7, Canada

[3] Univ Waterloo, Dept Phys, Waterloo, ON N2L 3G1, Canada

来源：

IEEE PHOTONICS TECHNOLOGY LETTERS | 2000年 / 12卷 / 02期

关键词：

integrated optics; Pade approximants; reflection;

D O I：

10.1109/68.823502

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：

We demonstrate that the numerical instabilities associated with the use of the standard real Pade approximation for the reflection operator can be avoided through either a complex Pade expression or a branch-cut rotation in the complex plane.

引用

页码：158 / 160

页数：3

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