• DocumentCode
    1131399
  • Title

    Non-magnetic 30 dB integrated optical isolator in III/V material

  • Author

    Ibrahim, S.K. ; Bhandare, S. ; Sandel, D. ; Zhang, H. ; Noé, R.

  • Author_Institution
    Univ. of Paderborn, Germany
  • Volume
    40
  • Issue
    20
  • fYear
    2004
  • Firstpage
    1293
  • Lastpage
    1294
  • Abstract
    Travelling electrical waves make the transmission direction-dependent in a single-sideband electro-optic modulator. Isolation is 30 dB; excess insertion loss is 8 dB. Residual r.m.s. ripple is 7% for RF driving amplitudes of 3.5 Vpp at 4.0 GHz. Transmission penalty for 40 Gbit/s RZ-DPSK signals is 0.2 dB estimated, 0 dB measured.
  • Keywords
    III-V semiconductors; aluminium compounds; differential phase shift keying; electro-optical modulation; gallium arsenide; signal processing; 0.2 dB; 30 dB; 4 GHz; 40 Gbit/s; DPSK signals; GaAs-AlGaAs; RF driving amplitudes; insertion loss; nonmagnetic integrated optical isolator; single-sideband electro-optic modulator; transmission direction-dependence; travelling electrical waves;
  • fLanguage
    English
  • Journal_Title
    Electronics Letters
  • Publisher
    iet
  • ISSN
    0013-5194
  • Type

    jour

  • DOI
    10.1049/el:20045901
  • Filename
    1342164