Microstrip antennas bandwidth enhancement method is studied, and calcutation is made for the process by using finite-different time-domain(FDTD) method.
对微带天线频带的展宽方法进行了研究，借助于时域有限差分法进行数值计算。
The problem of light localization in two-dimensional random media with different filling densities of the same material particles is studied by use of the finite difference time domain method.
用时域有限差分法研究了同一材质的颗粒在不同填充密度下的随机介质中光局域化问题。
Photoelectric properties of two - dimensional photonic crystals of square lattice are calculated by finite different time domain (FDTD) method.
用FDTD方法计算了二维情况下正方形复式晶胞光子晶体的光子特性。
In this paper, the WKB method and the finite-difference time-domain (FDTD) method are applied to study the electromagnetic characteristics of target coated with different plasmas.
本文较系统地用WKB方法和FDTD方法研究了不同等离子体覆盖导体目标的电磁特性。
Thus, we obtained characteristics of radar images by experiments in different environment, and implemented forward modeling using two-dimension finite difference time domain method.
因此，通过不同环境的试验得到雷达图谱特征，并利用二维时域有限差分法对其进行正演模拟。
The finite-different time-domain(FDTD) method has been widely used to simulate the transient solutions of electromagnetic wave propagation.
时域有限差分（FDTD）算法被广泛地用于模拟电磁场的传播。
The photonic properties of a two-dimensional complex photonic crystal (PC) of square lattice were calculated by finite different time domain (FDTD) method.
用FDTD方法计算了二维正方形复式晶胞光子晶体的光子特性。
Optical field in tapered optical fiber is numerically simulated using 2D finite-difference time-domain (FDTD) method, optical character in different cladding radius is expounded.
然后用时域有限差分法（FDTD）数值计算了锥形光纤光场分布，论述了在不同的包层半径处，光纤锥的光场分布特性。
Optical field in tapered optical fiber is numerically simulated using 2D finite-difference time-domain (FDTD) method, optical character in different cladding radius is expounded.
然后用时域有限差分法（FDTD）数值计算了锥形光纤光场分布，论述了在不同的包层半径处，光纤锥的光场分布特性。
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