针对色散管理系统中色散渐减光纤(DDF)制造工艺复杂的缺点,设计一种色散渐减光纤的替代色散管理链路.利用两种正负色散光纤,通过设计正负色散光纤的长度来调整各个色散管理周期的平均色散值,使相邻放大器中光纤链路的色散值呈阶梯曲线状递减,从而近似代替色散渐减光纤平衡减弱的非线性效应.数值模拟结果表明色散渐减光纤的阶梯曲线近似对40Gbit/s的光传输系统性能有很大的提高作用.
参考文献
| [1] | Duce A,Killey R I,Bayve P.Comparison of nonlinear pulse interactions in 160Gb/s quasi-linear and dispersion managed soliton systems[J].Journal of Lightwave Technology,2004,22(5):1263-1271. |
| [2] | Zhang F,Ye P D.Timing jitter in ultrahigh-speed dispersion-managed soliton systems[J].IEEE Photonics Technology Lett.,2002,14(10):1421-1423. |
| [3] | Sugahara H,Maruta A.Collision-induced timing-jitter analysis in a wavelength-division-multiplexed optical soliton-transmission system with dispersion management[J].J.Opt.Soc.Am.B,2001,18(4):419-431. |
| [4] | Hasegawa A,Kodama Y.Guiding-center soliton in fibers with periodically varying dispersion[J].Opt.Lett.,1991,16(18):1385-1387. |
| [5] | Tajima K.Compensation of soliton broadening in nonlinear optical fibers with loss[J].Opt.Lett.,1987,12(1):54-56. |
| [6] | Forysiak W,Knox F M,Doran N J.Average soliton propagation in periodically amplified systems with stepwise dispersion-profiled fiber[J].Opt.Lett.,1994,19(3):174-176. |
| [7] | Georges T,Charbonnier B.Continuum generated by chromatic dispersion and power variations in periodically amplified soliton links[J].Opt.Lett.,1996,21(16):1232-1234. |
| [8] | Hasegawa A,Kumar S,Kodama Y.Reduction of collision-induced time jitters in dispersion-managed soliton transmission systems[J].Opt.Lett.,1996,21(1):39-41. |
| [9] | Agrawal G P.Nonlinear Fiber Optics & Applications of Nonlinear Fiber Optics[M].Academic Press,2001.87-128. |
| [10] | Mu Linmei,Yu Zhenhong,Deng Fang.Effect on pulse broadening due to first-order polarization mode dispersion compensation[J].Chinese Journal of Quantum Electronics (量子电子学报),2007,24(6):732-735 (in Chinese) |
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