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CSO/CTB/BER performances improvement in a bi-directional hybrid DWDM system

机译:双向混合DWDM系统中CSO / CTB / BER性能的提高

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摘要

Experimental verifications of the feasibility of using chirped fiber grating (CFG) as the dispersion compensation device in a bi-directional hybrid dense-wavelength-division-multiplexing (DWDM) system to reduce the dispersion and cross-phase modulation (XPM) induced crosstalk were proposed and demonstrated. Not only channel capacity was increased, but also good performances of carrier-to-noise ratio (CNR) ≥ 50 dB, composite second order (CSO) ≥72 dB, composite triple beat (CTB) ≥69 dB and low bit error rate (BER) < 10~(-9) were achieved in our proposed system over a 50-km single-mode fiber (SMF) transport.
机译:实验验证了chi线性光纤光栅(CFG)作为双向混合密集波分复用(DWDM)系统中的色散补偿设备以减少色散和交叉相位调制(XPM)引起的串扰的可行性。建议和演示。不仅增加了信道容量,而且载波/噪声比(CNR)≥50 dB,复合二阶(CSO)≥72dB,复合三拍(CTB)≥69dB和低误码率(在我们提出的系统中,通过50公里的单模光纤(SMF)传输实现了BER)<10〜(-9)。

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