利用数值法解非线性薛定谔方程 ,分析了光脉冲在梳状色散光纤中的传输特性 ,比较了光脉冲在几种不同的色散变化趋势的梳状色散光纤中的脉冲压缩比及脉冲质量 ,提出了高阶孤子压缩加梳状色散光纤压缩的方法 ,并初步讨论了梳状色散光纤对增益开关激光器输出脉冲进行压缩的效果 The nonlinear Schr (o) dinger equation is solved numerically, the transmission characteristics of optical pulses in comb-shaped dispersion optical fibers are analyzed, and the pulse compression ratio and pulse quality of optical pulses in comb-shaped dispersion optical fibers with different dispersion trends are compared. The method of high-order soliton compression and comb-type dispersion fiber compression was discussed, and the effect of comb-type dispersion fiber on the output pulse of gain-switched laser was also discussed