对与锥体共形的毫米波微带天线的远区场特性进行了初步的研究。
The characteristics of millimeter microstrip antenna conformal taper in the far-zone were studied.
针对运用矩量法计算电大尺寸天线时遇到的严重困难,提出一种基于矩量法的计算天线远场的远区近似(MOM- FZ)方法。
Aimed at the difficulty in calculating an electrically large size antenna by using MOM, a far zone approximate method based on MOM (MOM-FZ) was presented for calculating radar antenna pattern.
在FDTD分析方法的基础上,构造出两个特殊盒子来计算远区辐射场。
Based on the method of FDTD, two special boxes were constructed to calculate the far area radiation field.
最后用这种方法对脉冲天线的远区辐射场进行了数值模拟。
In the end, the far field simulation of impulse antenna is given.
利用电偶极子辐射场的矢势导出了阵列偶极子在导电媒质中辐射场的一般形式,所给出的公式不仅适用于近区、感应区,而且还适用于远区。
When the double and array dipoles are put in the conductive media, the formula of radiation field of them have been derived from vector potential equation of single dipole.
阐述了用聚焦法在菲涅尔区测试相控阵天线的理论依据及实现方法,用实验结果对近远场方向图进行了比较。
There are many methods to measure the pattern of phased array antenna, such as the technique of plane scanning in near field, focusing method in Fresnel zone, general method in far field, etc.
本文推导了在多极化条件下圆顶阵的远区辐射场计算公式。
The computational formula of far radiation field of a dome phased array under the condition of multipolarization is derived.
本文提出一种用于分析和计算短背射天线表面电流分布和远区辐射场的方法。
In this paper, a new method is presented for the calculation of surface current distribution and far region radiation field of the short backfire antenna.
本文在严格的远区散射场的框架下,探讨了物象重建问题。
Within the framework of exact scattering theory and under the wave zone condition, the image reconstruction is studied.
研究了双各向同性介质球对高斯波束的内场、表面场和远区散射场分布特性。
The angular distributions of the far-scattered fields, near-surface fields, as well as the two eigen modes for the internal fields are analyzed.
给出手征媒质中电磁势满足的时谐波动方程,运用并矢代数方法求解了电磁势的并矢格林函数,以偶极振子为例研究了手征媒质中的远区辐射场性质。
Time--harmonic wave equations of electromagnetic potential in chiral media are given, the dyadic Greens function is solved by using dyadic algebraic method, then.
给出手征媒质中电磁势满足的时谐波动方程,运用并矢代数方法求解了电磁势的并矢格林函数,以偶极振子为例研究了手征媒质中的远区辐射场性质。
Time--harmonic wave equations of electromagnetic potential in chiral media are given, the dyadic Greens function is solved by using dyadic algebraic method, then.
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