Then the simplified model for the LPFG is deduced with ignoring longitudinal coupling of modes and coupling of cladding modes themselves, and also assuming the modulation of refractive index exis...

忽略轴向的模式耦合以及包层模式之间的相互耦合作用，并认为折射率指数的调制只存在于纤芯中，建立了简化的长周期光纤光栅数学模型。

youdao

Then the simplified model for the LPFG is deduced with ignoring longitudinal coupling of modes and coupling of cladding modes themselves, and also assuming the modulation of refractive index exis...

忽略轴向的模式耦合以及包层模式之间的相互耦合作用，并认为折射率指数的调制只存在于纤芯中，建立了简化的长周期光纤光栅数学模型。

youdao