The fiberpropagation model can be described by the nonlinear Schrodinger equation, and the split-step Fourier method is used extensively to solve the pulse-propagation problem.
光纤传输模型用非线性薛定谔方程描述，利用分步傅立叶方法可计算光脉冲在光纤中的传输。
2
A physical model of nonlinear evolution of chaotic signal propagation in optical fiber is presented by coupling chaotic laser system with optical fiber channel.
通过耦合激光混沌系统和光纤传输信道，提出光纤混沌信号传输的非线性演化物理模型。
3
Based on beam propagation method, analysis and simulation on optical propagation characteristics of side-polished fiber have been made.