Optimal modeling for higher-order PMD in high-rate optical fiber communication system 高速光纤通信系统中高阶PMD的优化建模
The results show that the higher-order PMD can seriously impair the performance of PM system. 结果表明高阶PMD效应对PM系统性能影响是极为显著的。
It is also found that the higher-order PMD, specially, second-order PMD, has a remarkable effect on the PM system. 发现以二阶为主的高阶PMD对PM系统性能有非常显著的影响。
Therefore, the higher-order differential equations of motion of the holonomic system are a complement to the second-order differential equations of motion, including Newtonian kinetic equations and the traditional Lagrange equations, Nielsen equations and Appell equations. 因此,完整系统高阶运动微分方程是对牛顿动力学方程及传统Lagrange方程、Nielsen方程、Appell方程等二阶运动微分方程的进一步补充。
Analysis of Controling Quality to Higher-Order System 高阶系统控制性能的分析
As the poles of the closed-loop system are calculated by the computer, the roots of higher equation can be derived exactly, so that it is easier to sketch the root loci of higher-order system; 通过计算机计算来计算闭环极点,可以比较准确地求出高次方程的根,因而在绘制高阶系统根轨迹时也较方便;
The generating functional of Green Function for a system with derivative of higher-order is invariance under the transformation of canonical variables in phase space. From which the Ward identities in canonical form for regular and singular system have been derived respectively. 从高阶微商系统在相空间中Green函数的生成泛函的变换不变性出发,分别导出了正规系统和奇异系统正则形式的Ward恒等式。
Experimental results show that higher-order cumulants can reflect the variation of the sounds transfer function derived by abnormal lung-thorax system mechanism. 实验结果表明高阶累积量能够很好地提取由于肺部机能异常引起的肺胸系统声传递函数的变化。
It is made up of the fine tracking loop, the higher-order correction loop and the high resolution imaging system. 该自适应光学系统主要由倾斜跟踪控制回路、高阶校正回路以及高分辨力成像系统组成。
To clarify this interesting phenomenon, we take the ( 2+ 1)-dimensional higher-order Broer-Kaup system as a concrete example. 为了说明这一有趣现象,我们以(2+1)-维高阶Broer-Kaup系统作为一个具体例子。
The higher-order coherence function theory has been applied to study the nonlinear effects of fifth-order on polarization beats of a four-level system when beams are narrowband in Markovian-fields ( NFPBFMS). 本文采用高阶相干函数理论研究了四能级系统在Markovian场下的窄带五阶非线性效应(NFPBFMS)。
This paper describes the basic theory and methods based higher-order statistics in applicability of system identification and signal process, introduces and analyses the theoretical and algorithmic results of identifying non-Gaussian ARMA process during recent years. 本文概述了基于高阶通计量方法应用于系统辨识和信号处理中的基本理论和方法,综述了近几年来基于高阶累积量辨识非高斯ARMA模型的研究方法;
Compensation for Dispersion by Higher-Order Dispersion Management in Fiber Communication System with Midway Optical Phase Conjugation 基于高阶色散管理和相位共轭技术的色散补偿
Higher-Order Theory of Internal Solitary Waves with a Free Surface in Two-Layer Fluid System of Finite Depth 有限深两层流中内孤立波的高阶解
The higher-order coherence function theory has been applied to study the fifth-order nonlinear effect on polarization beats of a cascade three-level system ( FPBCTMS) in Markovian field. 运用高阶关联函数理论研究了级联三能系统Markovian场的五阶非线性效应(FPBCTMS)。
The atomic dipole higher-order squeezing in the interaction system of the two identical two-level atoms with single-mode vacuum field is studied. The influence of atomic dipole-dipole interaction between atoms on the squeezing effect is discussed by numerical calculations. 研究了两个全同的二能级原子与单模真空辐射场相互作用系统中原子偶极矩的高阶压缩效应,通过数值计算,讨论了原子间偶极相互作用对原子偶极矩高阶压缩的影响。
Using the conditions which the eventually positive solutions existent, we study the oscillation and forced oscillations for a class of higher-order parabolic delay differential system, we'll ob-tian some conditions that every solution oscillates or oscillates forcedly. 利用最终正解的存在条件,我们研究了一类高阶时滞微分系统的解的振动性与强迫振动性,得到了其所有解振动与强迫振动的条件。
Numerical dispersion analysis for 3-D ADI-FDTD method using higher-order spatial difference Error separation and impact point dispersion analysis of guidance system are the main concerns for weapon system evaluation. 空间高阶差分近似对三维ADI-FDTD数值色散的影响制导工具误差分离与落点精度分析是武器精度评定中最为关心的问题之一。
Higher-order Statistics ( HOS) is the efficient analysis tool in analyzing non-Gaussian signal and nonlinear system. It has plenty of applications in signal detection, feature extraction and parametric estimation. 高阶统计量是研究非线性和非高斯信号的有效工具,它在信号检测、特征提取以及参数估计等方面具有广泛的应用。
Higher-order type system of higher-order subtyping, known as F_ <~ ω, has been used as a core calculus for typed languages. 带子类型的高阶类型系统F~已成为类型化语言的演算核心。
Higher-Order Statistics ( HOS) is a useful tool for studying non-Gaussian process, non-minimum phase system and nonlinear systems. 高阶统计量是研究非高斯过程,非最小相位信号和非线性系统的有力工具,其应用领域已涉及通信、地球物理、生物医学、故障诊断等。
It is shown that the higher-order modal interaction is so complicated that the effect of terms higher than 2nd-order should be considered in power system modal analysis. 2. 结果表明,非线性相互作用极其复杂,模态的高阶交互作用具有多样性,在电力系统模态分析中考虑2阶以上的更高阶项的影响是非常必要的。