本文就主要针对一种双频双极化天线进行研究。
In this thesis, one kind of the dual-band dual-polarized antenna is mainly researched.
四臂正弦天线是一种用途广泛的宽频带双极化天线。
As an important form of wide-band dual polarization antenna, the four-arm sinuous antenna has been widely used in EW equipments.
提出了一种新型圆极化天线形式——双圆环形印刷天线。
A new circularly polarized (CP) antenna with dual-circinal loop is designed.
本文设计了一种由圆环缝隙天线变形而来的宽带圆极化天线。
This paper addresses a wideband circularly polarized antenna originating from the ring-slot antenna.
本文针对海上无线通信系统，设计出一款高增益全向圆极化天线。
In the paper, high gain omnidirectional circularly polarized antenna is designed for marine wireless communication.
两个初相不同的相参信号由两个在空间上正交的线极化天线单元辐射，将形成椭圆极化波。
Two coherent signals with different primary phases radiated by two orthogonal in-space linear polarization antenna elements form an elliptical polarization wave.
针对无人机机载垂直极化天线电轴受飞机姿态影响的问题，介绍一种天线稳定平台的设计方法。
A design scheme of antenna stable platform is introduced. The stable platform is uesd to eliminate the influence of helicopter attitude on the vertical polarized antenna.
这种天线集合了双频天线和双极化天线的优点，不仅能大大提高天线的性能，而且在很大程度上能降低系统的成本。
This kind of antenna combines the advantages of dual-band antenna and dual-polarized antenna, can not only improve the antenna performance greatly, but also reduce the cost of the system.
这些方法分别采用单点馈电，多点馈电或多元组合实现圆极化，均有效拓展了圆极化天线的阻抗匹配带宽和圆极化轴比带宽。
In the methods, single feed, more feed and several patches consisting circular polarization are used to feed the antenna and improve the impendent or ar bands.
圆极化微带天线具有很多优良的特性，因而在无线应用中扮演着十分重要的角色。
Circular polarization microstrip antenna has many excellent properties, which in wireless applications play an important role to play.
研究了由单片微波集成收发组件所构成天线阵的可变极化扫描问题。
The beam scan with variable linear polarization directions of antenna arrays using MM/C transmit-receive (T/R) modules is explored.
卫星接收天线的指向和极化倾角的调整是否准确，直接影响到接收的效果。
The adjustment of pointing and polarization Angle of satellite receiving antenna directly influences the receiving efficiency.
该天线由两个十字交叉的微带分支提供极化分集。
The antenna has two crossed microstrip branches, which can provide polarization diversity.
在一定轴比带宽条件下，优化后的十字振子天线正交方向上圆极化轴比可以达到1。
Under certain axis ratio bandwidth, the circular polarization axis ratio of the optimized cross dipole antenna can reach 1.
卫星电视信号接收天线定位的主要参数是方位角、仰角和极化角。
The main parameters of the satellite TV signal receiving antenna positioning are the azimuth, the elevation angle and polarization angle.
圆极化技术作为微带天线理论和应用的一个重要分支，近年来在通信及电子对抗等领域中得到广泛应用。
Nowdays circularly polarized technology is one of important branchs in the microstrip antenna of field, it is used in the communications and electric antagonizes.
提出了一种寄生切角极化可重构微带贴片天线。
A novel microstrip patch antenna with switchable polarization is proposed.
本文讨论了对部分极化电磁波的最佳接收问题，并给出计算天线接收功率的简化算法。
This paper mainly focuses on the optimal reception of partially polarized electromagnetic wave, and derives the method for optimizing the intensity received by the antenna.
该天线在两个频段有相同的极化平面和较宽的辐射波束。
For the two operating frequencies of the proposed antenna, the same polarization planes and broadside radiation patterns are obtained.
该文设计了共用一个物理孔径的双频双极化的微带天线。
The dual-frequency and dual-polarization microstrip antenna for space-borne SAR application is presented.
本论文从理论和实验上对几种适合于有源集成的微带天线单元和具有高隔离度的双极化微带天线阵列进行了较深入的研究。
In this dissertation, both theoretical and experimental studies on several microstrip antenna elements and dual-polarized antenna arrays suitable for active integration are presented.
在基本原理讨论的基础上，本文重点研究了宽带双极化微带平面阵天线，提出了一种结构简单性能较为良好的天线形式。
Based on the theoretic analysis, a study is made on broadband and dual-polarized microstrip planar array antennas and a mode of simple structure with good antenna performance is proposed.
介绍了一种新型圆极化高功率微波天线，可辐射高功率微波源所产生的TEM或TM _(01)模。
A novel circularly-polarized high power microwave (HPM) antenna is presented, which can directly radiate the coaxial TEM mode or circular TM_ (01) mode from high-power microwave sources.
在本文的最后给出了工程应用的数据，为圆极化移相器在相控阵天线中更深入的应用可以提供参考。
The engineering data are offered in the last chapter, and may have some referenced value to the application of circle-polarized ferrite phase shifters to array antennas.
接收天线的极化调整影响卫星电视的接收效果，极化匹配问题越来越受到人们的重视。
The polarization adjustment of receiving antenna influence on the receiving effect of satellite television. The great importance of polarization matching has been attached.
然后，研究了雷达天线的最优极化问题。
提出了一种同时具有圆极化和线极化的双频新型开槽微带天线的设计方法。
This paper presents a new method for designing a dual-frequency patch antenna with circular and linear polarizations.
给出当地方向的确定方法和地磁偏角的近似计算式，澄清了接收天线极化波容易造成的误解。
We also show how to get a local orientation and an approximate formula for geomagnetic declination. Our work clarifies the misconception about polarized wave of antenna.
该天线结构简单，具有低旁瓣与圆极化特性。
The array is of simple structure, low sidelobe level and circular polarization characteristics.
该天线结构简单，具有低旁瓣与圆极化特性。
The array is of simple structure, low sidelobe level and circular polarization characteristics.
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