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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

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。