天线调谐

仿真实验证明，遗传算法可以作为一种有效的天线调谐算法。

It is proved by simulate that the genetic algorithm can be used as an antenna tuning algorithm .

基于矢量阻抗测量模块的短波天线调谐算法

Tuning algorithm of shortwave antenna tuning coupler based on vector impedance measuring module

用于RFID的自动天线调谐系统的设计

Design of antenna auto-matching system for RFID

短波跳频通信中快速自动天线调谐技术研究

Rapid Tuning for Antennas in Shortwave Frequency Hopping Communication

高频海态雷达双环天线调谐电容的计算

Calculation of the tuning capacitor for dual loop antenna of HF sea state radar

天线调谐装置自动测试系统

ATS Design for Antenna Matching Devices

缩短天线调谐时间是短波自适应通信系统智能化、自动化的需要。

Decreasing the tuning time of the antenna is very important in intelligentized and automated short wave adaptive communication systems .

短波电台天线自动调谐系统检测器工作原理分析

Analysis of Working Principles of Short Wave Radio Antenna Automatic Tuning System Detector

实验结果表明，改进后的自动天线调谐器，调谐速度明显提高。

The result of experiments indicates that the tuning rate of the improved antenna tuner is enhanced prominently .

本文还利用FDTD法数值研究了Gunn二极管的集总参数对振荡频率的影响以及有源天线振荡频率的调谐技术。

The numerical experiment is done with FDTD method . In addition , this paper numerically investigated the influence of the lumped parameters of the Gunn diode on the frequency of the oscillation , and the tuning techniques of the oscillation frequency of the active antenna .

特别提出了减小天线下倾角的重要性，以及天线下倾角调谐方式对减少同频干扰的作用。

Especially , the importance of reducing the declination angle of antenna was emphasized and the effects of adjusting antenna declination angle on reducing homo-frequency interference were expounded .

短波天线调谐器是短波通信系统的重要组成部分，现介绍一种基于矢量阻抗测量模块的短波天线调谐器的调谐算法，可以改善短波天线调谐器的性能。

Shortwave antenna tuning coupler is an important part of shortwave communication systems . This paper introduces a tuning algorithm of shortwave antenna tuning coupler based on vector impedance measuring module . With this algorithm , some improvement has been made for the performance of shortwave antenna tuning coupler .

电可重构天线能够以非机械的控制方式改变天线的关键特性，如天线的辐射方向图、极化、辐射损耗、输入阻抗和进行天线调谐等，因此有着广泛的发展前景。

Electronically reconfigurable antenna is new promising area of antenna designs that alters the key antenna element properties ( radiation pattern , polarization , radar cross section , tuning and input impedance ) in a non-mechanical but controlled manner .