Based on the linearization approximation, nonlinear Schrdinger equation is quantized, the influences of the initial chirp on soliton squeezing ratio was studied by using back propagation method.

• 在线性近似条件下,量子化了非线性薛定谔方程,用后向传播法数值求解了初始啁啾对光孤子压缩比的影响。