The results show that with given gain of EDFA,negative third-step chromatic dispersion can improve the effect in fundamental solition compression and fulfill the adiabatic conditions.

• 结果表明:在掺铒光纤放大器的增益一定的情况下,负三阶色散使基孤子脉冲得到更有效的压缩,且较好地符合绝热条件。