• DocumentCode
    1300772
  • Title

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

  • Author

    El-Refaei, Hatem ; Betty, Ian ; Yevick, David

  • Author_Institution
    Dept. of Electr. & Comput. Eng., Queen´´s Univ., Kingston, Ont., Canada
  • Volume
    12
  • Issue
    2
  • fYear
    2000
  • Firstpage
    158
  • Lastpage
    160
  • Abstract
    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.
  • Keywords
    integrated optics; light reflection; numerical stability; optical waveguide theory; refractive index; branch-cut rotation; complex Pade approximants; complex Pade expression; complex plane; numerical instabilities; optical waveguide facets; reflection; reflection operator; standard real Pade approximation; Electromagnetic waveguides; Integrated optics; Optical devices; Optical reflection; Optical refraction; Optical surface waves; Optical variables control; Optical waveguides; Tellurium; Waveguide junctions;
  • fLanguage
    English
  • Journal_Title
    Photonics Technology Letters, IEEE
  • Publisher
    ieee
  • ISSN
    1041-1135
  • Type

    jour

  • DOI
    10.1109/68.823502
  • Filename
    823502