对数周期天线

张角变化对对数周期天线及其阵列特性的影响

Variable Angle 's Influence on the Characteristics of LPDA and LPDA Arrays

双极化对数周期天线阵结构设计

Structure Design and Analysis of Dual-Polarization LPDA Array

印刷对数周期天线的FDTD分析与实验

Analysis and Experiment for a Printed LPDA Based on FDTD

微带对数周期天线的FDTD分析

Analysis of Microstrip Log - periodic Antenna by FDTD

对用于导引头的平面印刷对数周期天线进行FDTD分析，采用曲折振子来减小天线尺寸，以满足实际应用需求。

The printed log-periodic antenna used in seeker was analyzed by FDTD and zigzag dipole was introduced to reduce the antenna size and meet the practical application .

其次，本文对TEM喇叭天线、对数周期天线、双锥形天线和螺旋天线四种典型的超宽带天线进行了理论分析，总结并讨论超宽带天线的设计方法和手段。

Secondly , in this paper , the four typical UWB antennas of TEM horn antenna , log-periodic antenna , biconical antenna and helical antenna are theoretically analyzed and the UWB antenna design methods are generalized and discussed .

文中对频带为（5-28）MHz，带内增益>10dB的短波对数周期天线的计算与实测结果进行了比较。

Com - parison between calculation and measured results is made for a short wave Log Periodic Antenna with frequency band 5 ~ 28 MHz and gain > 10 dB in the band .

最后以对数周期天线为例，利用Matlab语言编程计算了不同波束指向上最大功率增益所需的激励，得到了最优激励时阵列的各种电参数。

Finally taking the log-periodic dipole antenna ( LPDA ) as an example , and using Matlab language program , the excitation of the maximum power in different directions of the beam is calculated and different electrical parameters of the array are obtained .

设计、计算一种工作在VHF波段的锯齿形振子构成的对数周期天线，并将之与一般的对数周期偶极天线进行比较。

One kind of Log-Periodic Antenna which is made up of zigzag dipole is designed and calculated in VHF channel and that it is comparied with the normal Log-Periodic Dipole Antenna .

建议把结构简单的对数周期天线，用于CATV技术，并给出VHF全频道电视接收天线的实例。

Concerning the problem of application , the author suggests to use the simple LP antenna in the techniques of CATV , and a practical design for the receiving antenna covering all VHF TV channels .

介绍了一种由双极化对数周期天线单元组成的1～6GHz宽带高效测向天线阵，给出了双极化对数周期天线单元分析、设计方法及计算、测试结果。

In this paper , a direction finding array consists of the dual-polarization log periodic antennas is designed . The array is of 1 ~ 6GHz wide-band . The design approach and theatrical analysis of the log-periodic dipole antennas are presented .

车载宽叶单极对数周期天线的矩量法分析

Analysis on Vehicle-borne Log-periodic Monopole Antenna Using the Method of Moment

对数周期天线方向图的矩量法估计

Estimation to the directional pattern of log-periodic antenna by moment methods

基于对数周期天线圆形阵的测向算法

A direction finding algorithm based on Log - periodic antenna array

用于导引头的印刷对数周期天线研究

Analysis of printed log - periodic dipole antenna used in seeker

对数周期天线结构尺寸的一种近似计算法

Approximate Method on the Calculation of Logarithmic Antenna Structure Size

星载双圆极化多波束对数周期天线阵的设计与实现

Design and Realization of a Spaceborne Dual-circular-polarization Multi-beam Log-periodic Dipole Antenna Array

超短波对数周期天线结构设计及分析

Structural Design and Analysis of the Ultra - shortwave Log - periodic Antenna

矩量法结合渐近波形估计分析对数周期天线

Analysis of LPDA Using Method of Moments in Conjunction with Asymptotic Waveform Evaluation Technique

小型化对数周期天线研究

Study on Diminishing Dimension of Log-Periodic Dipole Antenna

大张角宽带对数周期天线的优化设计

Optimization of Large Angle and Broadband LPDA

利用三角振子天线改善对数周期天线的低频性能

Improve the Capability of Logarithm Periods Dipole Antenna in Low Frequency by Biconical Dipole Antenna

一种对数周期天线的实验研究

Experimental study of the logarithmically periodic antenna

小型宽带短波对数周期天线的设计

Design of Miniaturized Broadband HF LPDA

文章运用矩量法对大张角对数周期天线的电性能进行了分析。

The method of moments is used to analyze the electric characteristics of large angle LPDA .

地面对对数周期天线阵列影响的近似镜像法分析

Approximate Image Methods for Analyzing the Influence of the Real Ground on Short Wave LPDA Arrays

对数周期天线时域特性分析

Analysis of log-periodic antenna in time-domain

便携式对数周期天线的设计

Design of Portable Dipole Log-Period Antenna

详细介绍了对数周期天线扇形阵特性分析软件的功能及使用方法。

The function and usage of the software for analyzing the fan-shaped array of log-periodic dipole antennas are introduced .

当用对数周期天线来组阵，形成高增益的窄波束时，对数天线有其特殊性。

When the Log-Periodic antennas are used to array for narrow beams with high gain , there is some speciality .