基于光纤光栅调谐技术,提出了动态滤波扫描、时域同步处理的新型波长检测方案。
A novel wavelength detection scheme is developed with the technique of dynamic filtering in scanning mode and of synchronous process in time domain, which is based on a tunable fiber grating.
同时融入动态滤波技术,根据不同深度选择了不同的通带范围,有效地保证了信号的信噪比。
At the same time, we combine the dynamic filter technique which chose different passband with different depth to hold the high signal-to-noise ratio.
虽然本文的分析是针对LC动态滤波器的,但所得出的结论和计算公式也适用于其他类型的动态滤波器。
Although the analysis is aimed at LC filter, the conclusions and formulas obtained are also suitable for other types of dynamic filter.
在数字信号的处理中,先对称重信号进行FIR滤波,然后对信号进行分析、建模来得到动态称重系统的解决方案。
In the process of digital signal, let the signal through the FIR digital filter, then analyze and build models to get the solution for the dynamic weighing system.
通过实际动态试验表明,利用本文提出的方法可有效地对组合系统进行较好的滤波与校正,定位精度较高。
The practical dynamic experimental results show that this method can make better filtering and calibration to the integration system, and the positioning precision is high.
有源电力滤波器用于动态抑制谐波和补偿无功,可以有效地改善电网质量。
Active power filter is used for dynamic harmonic suppressing and compensation reactive current, which can effectively improve power network quality.
有源电力滤波器是一种用于动态抑制谐波,补偿无功的新型电力电子装置。
The active power filter is a new kind of the power electronic plant restraining harmonic and compensating reactive power.
本文简述了它的工作原理,并在前人分析的基础上提出了滤波器动态概率变换特性的概念。
In this paper, the basic principle of this DPLL and the concept of the dynamic probability transformation characteristic are proposed.
卡尔曼滤波的主要思想,是用状态方程和量测方程描述线性动态系统。
The main idea of Kalman filtering is to describe the linear dynamic system using state equation and measurement equation.
结果表明,低通滤波器的截止频率、阶数和类型对检测电路的动态响应过程、检测精度都有很大影响。
The simulation result shows that the dynamic response and the detection precision in detection circuit can be greatly influenced by the cut-off frequency, order and type of low pass filter.
该算法采用协方差匹配技术,依据滤波新息,动态调整测量噪声方差,使融合系统的均方误差始终最小。
With covariance matching technique and innovation information of filtering, the noise variance is dynamically adjusted and the mean square error of the fusion system always keeps minimum.
运用MATLAB软件建立了系统机械传动装置的数学模型,分析了该滤波网络对系统动态性能的改进效果。
A mathematical model for the pod's mechanical transmission system was established with MATLAB. The improvement on system dynamic performance made by the filtering network was analyzed.
提出基于最优控制和最优滤波的动态电压恢复器控制策略。
A control strategy based on optimal control and optimal filter for dynamic voltage restorer was proposed.
该法能在一张散斑图上记录下物体动态变形的全过程,在全场滤波时可得到任意时刻的瞬态位移偏导数场。
The whole dynamic process can be recorded on a single specklegram, and the derivatives of displacements of every moment can be obtained by whole-field filtering.
有源电力滤波器是一种用于动态抑制谐波,补偿无功的新型电力电子装置。
Active power filter is a new power electronic plant restraining harmonic and compensating reactive power.
本文提出了一种用于处理动态实验脉冲型数据的数字滤波技术。
A digital filtering technique of the observed pulse data in dynamic systems with random noise is developed in this paper.
将板形检测信号视为动态时间序列,运用自适应滤波理论,建立了一种通用的板形检测信号除噪方法。
Flatness detection signal was looked on as dynamic time series and by the theory of adaptive filtering a general method was developed to remove the harmful noise from the flatness detection signal.
DWDM解调技术利用DWDM的滤波曲线和波分复用技术可以实现多通道动态解调。
The DWDW demodulate technology which use the DWDM filter curve and wavelength division multiplex technology can realize multichannel dynamic demodulate.
笔者对MP3所用到的几个关键技术,如子带滤波、心理声学模型、动态噪声分配等做出简明分析。
This paper analyses the key technologies used in MP3, such as subband filter, psychoacoustical model and dynamic noise allocation.
通过逐步回归分析方法剔除次要影响因素,并采用卡尔曼滤波方法动态预测回归残差项。
The sequential regression analysis was adopted to screen off the secondary factors, and the Kalman filtering technique was used to estimate innovation coefficients of the model dynamically.
本文阐述了基于光纤光栅的边缘滤波动态解调技术的研究。
We report Edge Filter Dynamic Demodulation Method Based on Filter Bragg Grating.
本文应用扩展的卡尔曼滤波估计结构动态参数,文中提出一种简便的减缩变量卡尔曼游波方法,采用等效线性化原理识别结构的非线性参数。
A reduced Kalman filter method for estimating the dynamic parameters of structures is presented in the paper. The results of calculation and test show that this method is effective.
数字仿真和实验结果表明,该控制策略能较好地实现有源电力滤波器的解耦控制,具有较好的动态特性和较强的鲁棒性。
Simulation and experimental results confirm the decoupling control strategy for the power filter. It has preferable dynamic characteristics and robust quality.
讨论了整个测量系统的动态特性、滤波特性、测量的稳定性和重复性等特性。
The dynamic characteristic, the filter characteristic, the stability and the repeatability of the system are also discussed.
首先假设边坡滑坡体为刚体,建立边坡滑坡的动态模型,由此建立卡尔曼滤波的系统方程。
At first the dynamic model of the landsliding (forward model) is established on the assumption that the slope bodies are rigid.
提出了动态递归数字滤波器的鲁棒稳定性检验定理,将动态递归数字滤波器划分为两类,单调系统簇与非单调系统簇。
The robust stability test theorems of dynamic recursive digital filters have been proposed in the paper. The digital filters can be classified into two classes, monotone and non-monotone.
可根据不同需要在不同的温度范围内调节滤波器的损耗峰值和带宽,实现增益平坦滤波器的动态可调。
Thus, we can regulate the parameters of the filter at the different temperature range according to different requirement, and realize dynamic regulation of the gain flattening filter.
根据系统的动态数学模型和动态补偿要求,便可设计这种滤波器,并可估计它的阶次和参数。
The filter can he designed and its order and parameters can be estimated according to the dynamic mathematical model of system and the dynamic compensated requirements.
研究线性时不变动态系统鲁棒故障检测滤波器设计问题。
This paper addresses robust fault detection filter design for linear-time-invariant dynamic system.
详细分析了滤波器的群时延特性和色散特性,讨论了该滤波器的动态可调谐性质。
Group delay and dispersion characters are analyzed according to the above filter. In addition, the dynamic tunable feature is discussed.
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