应用傅里叶交换法计算了硅光波导中导模的传播常数。
The Fourier transformation is used to calculate the propagating constants of the Si waveguides.
文章先给出了光纤色散与光纤传播常数及等效折射率的关系。
First, the relation between the dispersion of the fiber and the propagation constant and equivalent refractive index is presented.
本文利用奇异积分方程法计算出了非对称双面鳍线的传播常数。
The singular integral equation technique is used to determine the normal modes of propagation in asymmetrical bilateral finlines.
导出了克尔非线性梯度折射率光纤轴对称模传播常数的解析公式。
The analytic formulas of propagation constants of axisymmetric modes in a Kerr law nonlinear graded index optical fiber are derived.
对于给定结构的PCF，计算得到了决定模式数量及模式截止的归一化传播常数。
The normalized propagation constant, which determines the number of the modes and mode cutoff is obtained for a PCF: with a certain structure parameters.
本文利用微扰法，导出了克尔型非线性对称平板光波导t E模传播常数的近似计算公式。
A perturbation method has been developed to derive the approximate computing formulae of propagation constants for te modes on Kerr-type nonlinear symmetric slab optical waveguides.
一阶振荡导模的传播常数随着平板厚度的减小而增加，此性质与传统的金属包覆波导不同。
The propagation constant increases with decreasing slab thickness for the first-order oscillating mode, which is different from that in traditional metal-cladding waveguides.
通过将多包层光纤等效为阶跃光纤，求等效阶跃光纤的传播常数与等效折射率，求得多包层光纤的色散。
Then, the dispersion of the multi-clad fiber is obtained by solving the propagation constant and the equivalent refractive index of single-clad fiber which is equal to multi-clad fiber.
经过仿真计算，传播常数的引入不仅使问题的求解过程从物理概念上变得非常清晰，而且求解也更加简明。
After simulation, it becomes more explicit on physical concept for solution process with the introduction of the wavenumber, and also more concise on solution.
经过仿真计算，传播常数的引入不仅使问题的求解过程从物理概念上变得非常清晰，而且求解也更加简明。
After simulation, it becomes more explicit on physical concept for solution process with the introduction of the wavenumber, and also more concise on solution.
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