A scheme of polarization-mode-dispersion(PMD)mitigation in a polarization-division-multiplexing(PDM)system is proposed and demonstrated with 2×10 Gb/s return−to-zero on-off-keying(RZ-OOK)transmission.Simultaneous...A scheme of polarization-mode-dispersion(PMD)mitigation in a polarization-division-multiplexing(PDM)system is proposed and demonstrated with 2×10 Gb/s return−to-zero on-off-keying(RZ-OOK)transmission.Simultaneous mitigation for two polarization tributaries of the PDM signal is achieved based on the self-phase-modulation(SPM)effect and offset filtering in a polarization nonlinear loop configuration.The improvement of eye-diagram-based signal-to-noise ratio(SNR)is 3.5 dB in the presence of a 7.2-ps differential-group delay(DGD)when the pulsewidth of the PDM signal is∼16.6 ps.展开更多
基金by the National Basic Research Program of China under Grant No 2012CB315704the Program for New Century Excellent Talents in Universities of the Ministry of Education of China(NCET-08-0821)+1 种基金the Research Project in Sichuan Province(2010HH0009)the State Key Laboratory of Advanced Optical Communication Systems and Networks,China.
文摘A scheme of polarization-mode-dispersion(PMD)mitigation in a polarization-division-multiplexing(PDM)system is proposed and demonstrated with 2×10 Gb/s return−to-zero on-off-keying(RZ-OOK)transmission.Simultaneous mitigation for two polarization tributaries of the PDM signal is achieved based on the self-phase-modulation(SPM)effect and offset filtering in a polarization nonlinear loop configuration.The improvement of eye-diagram-based signal-to-noise ratio(SNR)is 3.5 dB in the presence of a 7.2-ps differential-group delay(DGD)when the pulsewidth of the PDM signal is∼16.6 ps.