A sequential frequency-division multiplexing technique using cross-phase modulation in fibers with exactly controlled optical subcarrier signals is proposed and demonstrated. 12x10-Gb/s signals with 20-GHz spacing are successfully multiplexed all-optically at 12 stages with 1-km intervals.
© 2011 OSA
(060.2360) Fiber optics and optical communications : Fiber optics links and subsystems
(060.4230) Fiber optics and optical communications : Multiplexing
(060.4370) Fiber optics and optical communications : Nonlinear optics, fibers
T. Kato, R. Okabe, R. Ludwig, R. Elschner, C. Schubert, and S. Watanabe, "12-stage Sequential Optical FDM of 120 Gb/s (12x10 Gb/s) Data in 240-GHz Bandwidth using Fiber Cross-Phase Modulation with Optical Subcarrier Singnals," in 37th European Conference and Exposition on Optical Communications, OSA Technical Digest (CD) (Optical Society of America, 2011), paper We.8.A.1.
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