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Ansys Learning Forum Forums Discuss Simulation Optics 在FDTD中怎样定义一个复数频率的光源 Reply To: 在FDTD中怎样定义一个复数频率的光源

Guilin Sun
Ansys Employee

FDTD一般都使用调制的高斯波,Lumerical对调制做了修改是Chirped信号,优点很多。

你可以自己设置一种信号,参见: https://optics.ansys.com/hc/en-us/articles/360034383114-Creating-a-custom-source-time-signal-for-an-FDTD-source

你可能需要琢磨一下到底需要什么样的时间信号。

参考: https://optics.ansys.com/hc/en-us/articles/360034394234-Understanding-frequency-domain-CW-normalization

 

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