• DocumentCode
    1368916
  • Title

    Use of multimode interference couplers to broaden the passband of wavelength-dispersive integrated WDM filters

  • Author

    Soole, J.B.D. ; Amersfoort, M.R. ; Leblanc, H.P. ; Andreadakis, N.C. ; Rajhel, A. ; Caneau, C. ; Bhat, R. ; Koza, M.A. ; Youtsey, C. ; Adesida, I.

  • Author_Institution
    Bellcore, Red Bank, NJ, USA
  • Volume
    8
  • Issue
    10
  • fYear
    1996
  • Firstpage
    1340
  • Lastpage
    1342
  • Abstract
    We describe how multimode interference couplers (MMI) may be used to broaden and flatten the passband of integrated wavelength-dispersive filters. We discuss the approach and demonstrate its effectiveness with a passband-broadened InP arrayed waveguide filter operating at 1.5 μm.
  • Keywords
    III-V semiconductors; indium compounds; integrated optics; light interference; optical communication equipment; optical couplers; optical dispersion; optical waveguide filters; wavelength division multiplexing; 1.5 micron; InP; InP arrayed waveguide filter; multimode interference coupler; passband broadening; wavelength-dispersive integrated WDM filter; Arrayed waveguide gratings; Couplers; Etching; Filtering theory; Filters; Gaussian processes; Interference; Passband; Waveguide theory; Yttrium;
  • fLanguage
    English
  • Journal_Title
    Photonics Technology Letters, IEEE
  • Publisher
    ieee
  • ISSN
    1041-1135
  • Type

    jour

  • DOI
    10.1109/68.536648
  • Filename
    536648