Silicon-on-Insulator (SOI) Delay-Line Interferometer with Low Polarization-Dependent Frequency Shift for 40 Gbit/s DPSK Demodulation

Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany

Proceedings: ECOC 2007

Pages: 2Language: englishTyp: PDF

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Zimmermann, L.; Voigt, K.; Winzer, G.; Mitze, T.; Bruns, J.; Petermann, K. (Technische Universitaet Berlin, HFT 4, Einsteinufer 25, 10587 Berlin, Germany)
Richter, T.; Schubert, C. (Fraunhofer Institute for Telecommunications Heinrich-Hertz-Institut, Einsteinufer 37, 10587 Berlin, Germany)

A 40 Gbit/s SOI rib-waveguide delay-&-add interferometer is presented. Across the C-band we demonstrate high uniformity, low loss, PDL, and PDFS (< 1 GHz). RZ & NRZ DPSK balanced-detection measurements at 40 Gbit/s are included.