极化波
- 网络Polarized wave;polarization wave
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论述了圆极化波和天线的基本概念和定义;
Basic conception and definition of circularly polarized wave and antenna are presented .
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研究了随机极化波中目标散射信号的检测问题。
The problem of signal detection in the background of randomly polarized wave is studied .
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针对利用E极化波第一禁带工作的光子晶体类曲折波导慢波结构,讨论了结构参量对此类慢波结构的色散及耦合阻抗的影响。
The photonic crystal folded waveguide slow-wave structure using the second photonic crystal band gap of E mode is also investigated .
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FSS对TE极化波传输特性的实验研究
Experiment on Transmission Properties of TE-Polarized Plane Wave Incidented on Frequency Selective Surfaces
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对于TM极化波,随着等离子体密度和介质介电常数的增加,带隙宽度增大。
For TM polarization , the PBG is enlarged with the increasing of plasma density and dielectric constant of dielectric .
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平行极化波在缓变介质中传播的WKB解
WKB Solution of Parallel Polarized Waves Propagating in Slowly Varied Dielectric
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本文针对部分极化波情形,利用电磁波的Stokes矢量表示法研究了极化信号的优化接收问题;
In this paper , the problem of optimal reception of partially polarized signals is investigated by means of Stokes vector description of EM waves .
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装置的电子回旋辐射正常波、非正常波和右旋极化波进行了测量,并在8mm波段上测量了二次谐波辐射。
Plasma was measured . The second harmonic radiation has been measured as well in the 8mm wavelength range .
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研究了利用E极化波第一禁带以及第二禁带工作的光子晶体类曲折波导慢波结构。
Then , the photonic crystal folded wave guide slow-wave structure using the first photonic crystal band gap of E mode is investigated , and the effects of structure parameters on the dispersion characteristic and interaction impedance are analyzed .
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为了得到对于不同入射角和极化波稳定的频率响应特性曲线,我们在FSS面间加载了适当的介质层。
In order to obtain a stability resonant curve under different incidence angles and polarizations , the dielectric slabs arrays are proper added between the FSS screens .
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首先给出目标散射波和随机极化波瞬态Stokes子矢量序列(ISVS)的表征方法和匹配距离的概念,而后提出了一种雷达目标散射信号Stokes子矢量的估计方法。
Firstly , the descriptions of instantaneous Stokes sub-vector sequences ( ISVS ) of radar echo and random polarization wave are presented . Then an estimation method of Stokes sub-vector is derived .
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首先给出了随机极化波的瞬态极化投影序列(IPPS)相对于任一期望信号的极化起伏度的概念,导出了极化起伏度的统计特性。
Firstly , the concept of Polarization Fluctuant Degree ( PFD ) of random polarization EM wave to any anticipant signal is presented and its statistical properties are derived .
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首先给出了目标散射信号和随机极化波的瞬态极化投影序列(IPPS)表征方法,导出了随机极化波的IPPS到期望点广义距离的统计特性。
Firstly , the descriptions of Instantaneous Polarization Projection Sequences ( IPPS ) of signal and noise are presented and statistics of generalized distance between random EM wave and the anticipant signa are derived .
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同时,我们还发现,在正向倒格矢参与的情况下,非线性极化波的相速度会减小到Cerenkov上转换的相速阈值以下,从而调制型Cerenkov上转换会出现截止波长。
At the same time , we found that , in the condition of forward reciprocal vectors involved , the velocity of nonlinear polarization wave could be decreased down to the threshold of generating Cerenkov up-conversions , which resulted in the appearance of cutoff-wavelength in Cerenkov up-conversion processes .
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文章介绍了采用光孤子实现超高速传输的设计思路,有限变换短光脉冲的产生技术,以及采用多重极化波的80Gb/s,80km光孤子传输实验。
The design using the optical soliton to complete ultrafast speed transmission , generation technology of transform-limited short optical pulses , and 80 Gb / s polarization multiplexed optical soliton transmission experiment over 80 km are introduced .
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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
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部分极化波瞬态极化投影的统计特性
The Statistical Characteristics of the Instantaneous Polarization Projection of Partially Polarized Waves
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改良式鼻中隔成形术部分极化波参数估计方法的改进
A Modified Method for Estimation of the Parameters of Partially Polarized Electromagnetic Waves
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圆极化波室内传播特性研究
Indoor propagation characteristics of circular polarized waves
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非零均值随机极化波的统计特性
Statistics of Non-zero Mean Random Polarized Waves
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在方形微带贴片的相邻两边馈电可以辐射双极化波。
A square patch antenna fed at two orthogonal edges can radiate dual polarized waves .
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本文同时对加平行板的圆锥喇叭进行了研究,其特点是辐射线极化波。
Another antenna which is conical horn with a metal plate lens radiates linear polarized wave .
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表面等离子体极化波是沿着金属和介质交界面传输的导行电磁波,它的光场具有局域性,人们可以利用表面等离子体的特性研究新型的纳米光学器件。
The surface plasma polarization wave is a transmission electromagnetic wave between the interface of metal and medium .
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在这种波导中,右旋和左旋圆极化波的特征方程是相同的,因此,它们的传播常数也是一样的;
It is found that the characteristic equations for right hand and left hand circularly polarized waves are identical .
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众所周知,纵波信号和横波信号属线性极化波。
As is known to all geophysicists that the signals of P-wave and S-wave should go to the linear polarization .
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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 .
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探地雷达偶极子天线激发的是线性极化波,其主要极化方向与天线的长轴平行。
Dipole ground penetrating radar ( GPR ) antennas radiate linearly polarized wave with the predominant polarization direction parallel to the long axis of the antenna .
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反映在三分量记录上,在没有噪音的单一信号情况下,线性极化波的矢端分布应该是一条直线。
From 3-component record one can see in noise-free single signal circumstances , the hodograph distribution of linear polarization wave should present itself as a straight line .
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讨论了氯化铯型离子晶体束缚激子的结合能、极化波振子强度、零色散波长和微观参数之间的关系。
The relationship between the micro-parameters and the binding energy of the exciton , the polarization wave oscillator strengths or the zero dispersion wavelength is discussed separately .
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这种器件能使输入的线极化波变成垂直、水平、正、负圆极化或任意极化波输出。
A linear polarized wave entering the device can be converted to vertical , horizontal and positive / negative circular polarization or arbitrary polarized wave at its output .