Some new voltage-mode second-order filters based on current feedback amplifier are proposed. The major merits of these circuits are multiple filtering function and adjustable parameter.
构造了一些新的基于电流反馈放大器的电压模式双二阶滤波器，多滤波功能和参数可调是这些电路的主要优点。
The influence of atomic motion, the field structure and intensity of photons on second-order correlation function and two-mode correlation function are obtained by numerical calculation.
通过数值计算分析了原子运动速度、场模结构参数和平均光子数对光场二阶相干度和模间相干度的影响。
The global second order sliding mode control approach is applied to avoid chattering phenomenon.
此外，采用全局二阶滑模控制可削弱抖振现象。
The experiment result showed that sinusoidal tube can effectively inhibit second order harmonic mode, increase first order pressure amplitude and lower down heating block temperature.
在一定加热功率下，正弦管能有效抑制系统产生的二阶谐波，提高一阶压力波动幅值并降低加热块温度。
Valid dynamic sliding mode output that guarantees the system stable zero dynamics was constructed, and a global second order sliding mode control was adopted to circumvent chattering phenomena.
通过构造动态滑模输出，使得系统零动态稳定；采用全局二阶滑模控制来消除抖振。
Based on a current-mode integrator and proportion circuit multiple outputs by AOA, multifunctional second-order current-mode filter was proposed.
以AOA电流模式多路输出积分器和AOA电流模多路输出比例电路为基础，设计了多功能二阶电流模式滤波器。
Statistical characteristics of second order polarization mode dispersion (2 nd PMD) are investigated by Jones Transfer Matrix method.
利用琼斯传输矩阵法研究了二阶偏振模色散的统计特性。
The results of the simulation indicate that this second order sliding mode controller is robust for the systems with uncertainty of parameters, and can effectively reduce the chatting.
仿真结果说明：它对参数不确定的系统具有良好的鲁棒性，并能有效的消弱系统的振颤。
By signal flow graph, a new universal active current mode second-order filter was designed basis on establishing MOS transistor small-signal model. The filter is of three-input and one-output.
在建立了MOS场效应管小信号模型的基础上，采用信号流图的方法设计了一个三输入一输出的二阶通用有源电流模式滤波器。
Second-order sliding mode control is used in carrier landing control.
设计了二阶滑模控制器及对应的自动着舰导引系统。
Second-order sliding mode controller and automatic carrier landing system is designed. The result of simulation research shows the system has good capability of air attenuation.
仿真对比研究表明二阶滑模控制下的着舰导引系统有较好地抑制气流扰动的能力。
Taken into account both second order dispersion and SPM in the abnormal-dispersion region of single-mode fibers, we obtained the expression of chirp induced by GVD and SPM.
考虑了光源初始啁啾的作用 ，推导出均方根脉宽的解析表达式 ，分析表明 ：二阶偏振模色散对脉冲展宽的作用与群速度色散及啁啾有关 ，一阶偏振模色散的作用则与这两者无关。
Taken into account both second order dispersion and SPM in the abnormal-dispersion region of single-mode fibers, we obtained the expression of chirp induced by GVD and SPM.
考虑了光源初始啁啾的作用 ，推导出均方根脉宽的解析表达式 ，分析表明 ：二阶偏振模色散对脉冲展宽的作用与群速度色散及啁啾有关 ，一阶偏振模色散的作用则与这两者无关。
应用推荐