Clock extraction from 10-Gb/s NRZ-DPSK signal using a cascaded long-period fiber grating is experimentally demonstrated. The resultant clock has low timing jitter of <1ps. The method is easily applicable up to 640-Gb/s.
© 2008 Optical Society of America
(060.0060) Fiber optics and optical communications : Fiber optics and optical communications
(060.2340) Fiber optics and optical communications : Fiber optics components
(070.0070) Fourier optics and signal processing : Fourier optics and signal processing
(070.6020) Fourier optics and signal processing : Continuous optical signal processing
S. Jeon, T. Kim, M. Hanawa, and C. Park, "Clock Extraction from NRZ-DPSK Signal Using NRZ-DPSK to RZ-OOK Converter Based on Cascaded Long-Period Fiber Grating," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JWA74.
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