椭圆极化

椭圆极化波的形成和极化椭圆参数的表示

Formation of Elliptical Polarization Wave and Expression of Polarization Ellipse Parameters

星载线极化天线接收椭圆极化波的理论研究

Theoretical Study of Linear Polarization Antenna Receiving Elliptical Polarization Wave for Space Vehicle

在X、S波段对多种椭圆极化进行了测试，还完成了0°～180°范围内多种线极化波测试。

The various ellipse polarization in X and S band and the line polarization in 0 °~ 180 ° space are discussed .

分析了任一椭圆极化天线有源假目标的极化特性，导出了其瞬态极化投影矢量（IPPV）的解析表达式，分析了不同极化电磁波激励下雷达目标散射回波IPPV的起伏特性。

The polarization characteristics of active decoy of any elliptic polarized antenna were analyzed , and the analytic expression of its instantaneous polarization projection vector ( IPPV ) was given . The IPPV fluctuation characteristics of scattering echo from radar target were also discussed .

可变椭圆极化波荡器相干太赫兹辐射的模拟计算

Simulation of the Coherent THz Radiation from a Variable Elliptically Polarized Undulator

椭圆极化电磁波在界面的极化分析

An analysis of the polarization of an elliptical polarized wave on a plane interface

还对椭圆极化目标信号和椭圆极化雷达天线情况作了阐述。

The case elliptically - polarized beacon signal and elliptically - polarized radar antenna is also illustrated .

电磁波的椭圆极化参数描述了电磁波的矢量特性。

The vector characteristics of electromagnetic wave are described with elliptic polarization parameters of the electromagnetic waves .

通过对线极化目标信号和椭圆极化雷达天线匹配情况的分析和计算，获得了有关的公式和曲线。

By analyzing the case linearly-polarized beacon signal and elliptically-polarized radar antenna , the related formulas and curves are given .

无论是线极化波，圆极化波，椭圆极化波，都可由两个同频率的其场矢量相互正交的线极化波组合而成。

Each of linear , circular and elliptic polarization wave can be decomposed two orthogonal linear polarization wave at the same frequency .

用这一方法可以简便地将线极化电磁波转变为椭圆极化波或圆极化波。

Using this method , we can get elliptical Wave of any axes ratio from a beam of linear Polarized electromagnetic wave .

电场调制下聚合物光波导的放大自发辐射上海光源可变椭圆极化波荡器积分场垫补

Amplified spontaneous emission in conjugated polymer waveguide under modulation of electric field Field integral shimming of elliptically polarized undulator at Shanghai synchrotron radiation facility

公式和曲线可作为选定卫星天线或地面站雷达天线椭圆极化率的参考依据。

Formulas and curves may be used as a reference for determination of the polarization ellipticity of the satellite antenna or Earth station radar antenna .

理论证明电参数下的非线性极化变换具有椭圆极化参数下非线性极化变换的全部特性，适用于雷达中杂波和干扰的极化抑制。

This expression has all properties of the nonlinear PVT expressed by geometrical parameters and can be used in the suppression of interference and clutter in radar system .

首先详细分析了任一椭圆极化天线有源假目标的极化特性，并探讨了典型雷达目标的极化散射特性。

Firstly , the polarization characteristics of active multi-decoy of any elliptic polarized antenna jammer are presented and the polarization scattering properties of radar target are also discussed .

把旋转场天线用作接收天线来接收椭圆极化波，特别是圆极化波的问题，迄今尚未引起人们的广泛注意。

People still have not now pay enough attention to the subject on using RFA as receving antenna to receive elliptical polarization wave ( especial case circular polarizationwave ) .

采用物理光学法，推导了平面入射波为椭圆极化、斜入射时，前馈抛物面天线的焦平面、及与焦面平行的平面上的电场计算公式。

The field on the focal plane and the planes parallel to focal plane of a front-fed symmetrical parabolic reflector is analyzed by PO method when the incoming plane wave is elliptic-polarization and off-axis .

根据铁氧体耦合波理论推导出圆极化移相器对任意极化电磁波的传输矩阵，在此基础上研究了椭圆极化波、线极化波、圆极化波在移相器内的传输特性。

In this paper , the transfer matrix of circular polarization phase shifter is derived through coupled wave theory , transfer characteristics of elliptically polarized wave , circularly polarized wave , linear polarized wave are considered .

并就椭圆极化电磁波在界面垂直入射，以布儒斯特角入射及在界面发生全反射时的极化规律进行了分析。

After all this , the rules of the polarization of an elliptical polarized incident wave are concluded when it is incident to the interface vertically or at the Bruster angle and when it is fully reflected by the interface .

从极化的椭圆参数与极化球的Stokes参数的关系出发，直接推导出干扰环境下极化球面上的优化接收信号干扰噪声比参量表示式。

An equation for the signal to interference plus noise power ratio about optimal reception on the polarization sphere in interference environment is derived directly based on the relationship between ellipse parameters and Stokes parameters .