We demonstrate a novel optical circuit for the simultaneous demodulation and all-optical clock-recovery of 40Gb/s WDM NRZ-DPSK signals. The circuit is based on an ad-hoc periodic FBG-filter. We report complete characterization in the whole C-band.
© 2008 Optical Society of America
(050.0050) Diffraction and gratings : Diffraction and gratings
(050.2770) Diffraction and gratings : Gratings
(230.0230) Optical devices : Optical devices
(230.1150) Optical devices : All-optical devices
G. Contestabile, R. Proietti, N. Calabretta, A. D'Errico, M. Presi, and E. Ciaramella, "40 Gb/s WDM NRZ-DPSK All-Optical Clock Recovery and Data Demodulation Based on a Periodic Bragg Filter," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2008), paper OMN2.
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