本文给出了用“三项理论”设计对数周期偶极天线(以下简称LPDA)的计算机程序,它能快速地设计出该天线的各几何参数和电参数,并可进行优化。
A computer program is given for log-periodic dipole antenna (LPDA) design with the "Three-Term" theory. The program can quickly design and optimize physical or electrical parameters of LPDA.
本文采用并矢格林函数和场量变换方法,给出了圆形波导中偶极天线辐射的普遍公式。
The general formulas of radiation from dipole antenna in a circular waveguide are given by means of dyadic Green's function and field transformation.
首先用差分方法求解了偶极天线上的静态电容分布,并分析了分布电容与天线结构参数之间的关系。
The distributed static capacitance of the dipole antenna was solved by finite difference method. The influences of the antenna configuration coefficients on the distributed capacitance were analyzed.
介绍了一种由折叠臂偶极天线和并联介质块组成的小型化超宽带天线。
A kind of ultra wideband (UWB) antenna, which consists of an arm-folded dipole antenna and a dielectric block, is proposed.
本文利用路-阵方法分析了对数周期偶极天线。
A log periodic dipole antenna is analyzed by using circuit array approach.
在有限长的偶极天线上,采用分布电阻加载法,实现行波电流分布,展宽天线的工作频带。
Continuous resistive loading is used to extend antenna operating band in order to realize traveling-wave current distribution on a finite length antenna.
在此公开了具有天线电路的接收机(30),所述天线电路包括线圈(31)、以及连接到线圈(31)的单极(35)或偶极。
A receiver (30) with an antenna circuit is disclosed, which antenna circuit comprises a coil (31) and either a monopole (35) or a dipole connected to the coil (31).
以赫芝偶极之电磁场合成任意长度偶极天线在球面上电磁功率密度流之时变玻因亭向量。
The near and far electromagnetic field are synthesized by summation of the electromagnetic field of short current segments or Hertz dipoles.
在图1所示的该示例性实施例中,第二导体104是具有偶极天线结构的导体。
In the exemplary embodiment, shown in FIG. 1, the second conductor 104, is a conductor having a dipole antenna structure.
一旦最初的谐振频率建立,天线也许调整像偶极。
Once the initial resonant frequency is established, the antenna may be tuned just like a dipole.
首先,对常规偶极天线进行了数值模拟研究,得到了一些天线参数与其尺寸的关系。
Firstly, conventional dipole antenna is studied by numerical simulations, and the relationship between antenna parameters and its sizes is obtained.
文中介绍了互联网络子结构分析方法,并应用该方法对对数周期偶极天线进行特性分析。
This paper presents a new method, the substructure analyzing method of interconnect-net, and analyzes the properties of LPDA.
文中介绍了互联网络子结构分析方法,并应用该方法对对数周期偶极天线进行特性分析。
This paper presents a new method, the substructure analyzing method of interconnect-net, and analyzes the properties of LPDA.
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