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Ansys Learning Forum › Forums › Discuss Simulation › Photonics – Chinese › FDTD图片导入清晰度问题 › Reply To: FDTD图片导入清晰度问题

July 8, 2024 at 5:50 pm
Guilin Sun
Ansys Employee

这实际上就是FDTD离散化后的结果。一般问题不大，即使是用软件自带的结构也是这样，因为这是FDTD算法的基础：需要将原来连续的结构离散化。至于说显得像素点很少，你可以提高网格精度。不过初始仿真没有必要，等以后再进一步提高网格精度和改善其它设置，例如FDTD的PML层数等。