The weight adaptation mode of the interference suppression filter is controlled by the signal-to-noise ratio of the current frame.
根据当前帧的信噪比决定自适应滤波器的权系数更新方式。
As for the combined signal, the sidelobe suppression method based on network synthesis is put forward and the irregular sidelobe suppression filter is designed.
针对混合调制信号,提出了一种基于网络综合的旁瓣抑制方法,设计了异型旁瓣抑制滤波器。
For example, the filter expression for selecting storage areas with duplicate suppression enabled is.
例如,选择启用了duplicatesuppression的存储区域的筛选器表达式为。
A filter expression to select storage areas based on whether they have duplicate suppression enabled can be useful to easily select this type of storage for your documents.
根据存储区域是否启用duplicatesuppression来选择存储区域的筛选器表达式便于为文档选择这种类型的存储区域。
Notch filter for external noise suppression.
陷波滤波器外部噪音抑制。
The third part lucubrate the design of interpolation filter in the interference suppression algorithm.
第三部分研究了干扰抑制算法中的内插滤波器设计问题。
The basic operation principle of the series active power filter for harmonic suppression of frequency converter is analyzed in this paper, and its control method and control circuit are studied.
文章分析了适用于变频器谐波抑制的串联型有源电力滤波器的基本工作原理,并对其控制方法和控制电路进行了研究。
A new adaptive windowing algorithm for speckle noise suppression is proposed, solving the problem of window size associated with the local statistics adaptive filter.
研究了一种新颖的斑点噪声抑制自适应窗口算法,解决了局域统计自适应滤波器的窗口大小问题。
To avoid device damage caused by harmonic wave, a VQC device integrating harmonic suppression function is presented in terms of the filter capability of capacitor and reactor.
为避免谐波问题造成的电容器等设备损坏,提出了根据电容器和电抗器的滤波能力,把谐波抑制功能加入电压无功控制(VQC)装置。
Finally, a comparison about performance is made among up sliding filter, down sliding filter and none sliding filter in suppression of frequency shifting.
最后比较了上滑频滤波器、下滑频滤波器、以及无频移滤波器在抑制频率移动的性能。
Whether the hybrid active power filter could get desirable effects of harmonic suppression depends on the constancy of DC-side voltage besides the correct design of the main circuit.
有源滤波器能否按其工作原理实现预期的谐波抑制效果,除了主电路设计合理之外,在很大程度上还依赖于保持直流侧电压的恒定。
Technology based on adaptive-filter, transform domain, code-aid and so on offer reliable and effective tool to the narrow-band interference suppression.
自适应滤波、变换域技术、码辅助技术等多种研究工具的引入更为窄带干扰的抑制提供更多可靠而有效的手段。
Using the actual collected radar echo signals, we analyze the ground clutter suppression performance of the adaptive Gaussian frequency filter.
针对实际采集的雷达回波信号,分析了自适应高斯频域滤波器的地物杂波抑制性能。
Meanwhile, in the main circuit structure, the use of LCL filter, improved high frequency switching harmonics suppression.
同时,在主电路结构中,采用LCL滤波,改善了对高频开关谐波的抑制。
Filter is a useful signal can pass while the frequency of the unwanted signal suppression (or attenuation) of the electronic devices.
引言滤波器是一种能使有用信号顺利通过而同时对无用频率信号进行抑制(或衰减)的电子装置。
Using an actual collected radar signal, we change the orders of the regression filter from first-order to tenth-order and obtain the corresponding ground clutter suppression ratios.
在基于一组实际采集的雷达信号的基础上,给出了回归滤波器的地物杂波抑制比随着滤波器阶数的变化情况。
With the calculation and the experiments we proved that median filter has operated well in noise suppression of scanning images and overwhelming failure of detecting element.
通过运算、试验证明中值滤波在抑制成像引信扫描图像噪声、克服探测元失效方面起着良好的作用。
The high frequency parasitic parameters of common mode(CM) choke significantly influence the performance of electromagnetic interference(EMI) filter for conducted EMI suppression.
共模扼流圈的高频特征极大地影响了电磁干扰(EMI)滤波器抑制传导EMI噪声的性能。
At the same time, before the diode bridge rectifier it USES filter circuit with a simple harmonic suppression which can not fulfil the complete harmonic suppression.
同时在二极管整流桥前用简单滤波电路抑制谐波造成谐波抑制不彻底。
The inherent distance ambiguity of pulse Doppler radar increases the requirement of Doppler filter group to the clutter-suppression ability.
脉冲多普勒雷达的固有距离模糊,增大了多普勒滤波器组对杂波抑制能力的要求。
The paper introduced the basic principles of adaptive L-order statistic filter based on local statistic properties of signals and the features of suppression of Gaussian noise and pulse disturbance.
本文介绍了基于信号局部统计性质的、能同时压制加性高斯噪声和脉冲噪声的自适应顺序统计滤波器的基本原理。
From the orthogonal polynomials fit, this dissertation gives the basic theory of the regression filter for ground clutter suppression and the filtering process using a regression filter.
从正交多项式的拟合出发,给出了回归滤波器抑制地物杂波的基本原理及其滤波实现过程。
The methods of harmonic suppression were introduced, such as adopting passive power filter (PPF), active power filter (APF), hybrid filter and harmonic protective device (HPD).
介绍了谐波治理的方法,即采用无源滤波器、有源滤波器、混合型滤波器及谐波保护器,举例说明了谐波保护器的应用。
The operating status of three-phase three-wire HAPF(Hybrid Active Power Filter) in harmonic suppression and reactive power compensation for variable-frequency motor are introduced.
介绍了三相三线制混合型有源电力滤波器在变频调速电动机谐波治理和无功补偿方面的运行情况。
The bandpass filter that has spurious suppression characteristics can solve this problem and it has excellent bandpass symmetry and stopband attenuation characteristics at high frequency.
具有杂波抑制特性的带通滤波器不仅可以实现这个功能,同时由于抑制了杂波还可以提高带通滤波器的通带对称性以及高端阻带的衰减特性。
This paper studies the problem of noise suppression of images corrupted by different kinds of noise. A hybrid filter based on the average filter and the weighted median filter is presented.
研究了受混合噪声污染图像的降噪滤波问题,并提出了一种基于均值滤波和加权中值滤波的混合滤波方法。
Suitable for blocking, by-pass and coupling of DC and signals to VHF range. Widely used in filter, noise suppression and low pulse Circuits.
适用于直流和VHF级信号的隔直流、旁路、祸合以及滤波、降噪、低脉冲电路。
When the passive filter is applied in harmonic suppression, the harmonic current may flow through the circuit breaker and filter branches.
采用无源滤波器治理谐波时,谐波电流会在母联断路器和各支路间流动。
In this paper, multiplication model of speckle image in imaging lidar is analyzed, and then suppression processing for the speckle image is finished by homomorphic wavelet filter.
分析了激光成像雷达系统中所成的散斑像的乘法模型 ,并在此基础上利用一基于小波的同态滤波器对被散斑污染的图像进行了消噪处理。
The noise suppression method using matrix filter bssed on matched field processing is presented.
利用该矩阵滤波器处理实测数据协方差阵,并利用特征分解获得其噪声子空间。
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