When finishing to calculate ray tracing and getting FDTD delimit area stable electric field, we can use stable electric field to be input for FDTD to simulate the electric field density distribution.

• 当射线追踪计算完成，时域有限差分之边界区域也同时完成稳态电场之计算，运用稳态电场做作为时域有限差分之输入，运算而取得模拟之场强分布。