查询词典 phase shift

Three approximate methods (called as scaling, rectangle and trapezia methods respectively) for performance analysis of orthogonal space-time block code with M-ary phase shift keying and M-ary quadrature amplitude modulation over flat Rayleigh fading channels are proposed, and their approximate performance expressions are given.

在平坦瑞利衰落信道下，提出了3种正交空时分组码在MPSK和MQAM调制下的近似性能分析方法(分别称为放缩法、矩形法和梯形法)，并给出其近似表达式。

Three approximate methods (called as scaling, rectangle and trapezia methods respectively) for performance analysis of orthogonal space-time block code with M-ary phase shift keying and M-ary quadrature amplitude modulation over flat Rayleigh fading channels are proposed, and their approximate performance expressions are given-The analysis of approximate results shows that OSTBC can obtain full diversity orders.

在平坦瑞利衰落信道下，提出了3种正交空时分组码在MPSK和MQAM调制下的近似性能分析方法（分别称为放缩法、矩形法和梯形法），并给出其近似表达式。通过对近似结果的分析，OSTBC能获得满分集增益。

This method avoids the developing,fixing processes of traditional hologram recording material,averts the shortcoming about nonlinear recording of holographic material,and can realize the displacement measurement based on phase shift method with which general digital hologram is unable to achieve.

这种方法不仅避免了传统全息记录材料显影、定影等过程，也避免了全息材料非线性记录等缺点，并可以实现普通的数字全息较难实现的基于相位移法的位移测试。

These two diffracted beams will interfere because of phase shift betwee...

由理论计算知，当工作波长为 1.55μm时，这种传感器可测的温度变化范围为 1179℃。

When an ultrashort pulse irradiates the optical dielectric thin film, the phase shift experienced by the pulse during the transmission and upon reflection from the mirror is more important, because it directly influences the pulse shape.

当超短脉冲辐照光学薄膜元件时，基于反射和透射的相移更加重要，因为它直接影响了脉冲形状。

You do this through the magic of coding techniques, such as phase shift keying.

你可以通过编码技术如相移键控魔术般的获得这些速率。

Based on the nonlinear chirp measurement in reference channel and phase-shift algorithm, a compensation method is proposed, which filters and proofreads the target backwave one by one, and mathematical flow of this method is established.

基于参考通道非线性测量和相移计算进行目标通道啁啾非线性补偿的概念，提出了一种对目标物点反射信号逐一滤波和校正的方法。

The article synopsis introduced the characteristics of the conjecture instrument and it is soft, the hardware system structure, the point introduced a virtual instrument technique in the diagraph in the charged barbed wire net parameter, the software mold piece included electric voltage, the electric current measure, the power diagraph and phase shift diagraphs.

文章简要介绍了虚拟仪器的特点及其软、硬件系统结构，重点介绍了虚拟仪器技术在电网参数中的测量，软件模块包括电压、电流测量、功率测量及相位差测量。

This is preferable because all equalizers add phase shift as you boost , which results in an undesirable coloring of sound .

这样做的原因是所有EQ效果器在做增益的时候都有一点的相位偏移产生。

Ii . The theory of enthalpy flow and phase shift is applied to explain gas wave refrigeration, which make up some deficiency of shock wave theory.

ii。引入了焓流调相理论。利用焓流调相理论很好地解释了气波制冷机的一些实验现象，弥补了激波理论的一些不足。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。