• 衰减电路一种降低静电计交流响应滤波器使我们可以准确地进行直流电流测量

    A damping circuit is a type of low pass filter that reduces the electrometer's ac response so the low DC current can be measured accurately.

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  • 滤波器处的幅值衰减相位延时,能将2次以上的谐波全部掉。

    The filter has no fundamental frequency decay and phase delay, and all harmonics above2nd order are filtered.

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  • 音频回声滤波器给定延迟重复一个声音衰减基于衰变重复

    The Audio Echo Filter repeats a sound after a given Delay, attenuating the repetitions based on the Decay Ratio.

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  • 仔细屏蔽通常能够衰减噪声很多仪器都有内部滤波器进一步降低这种噪声的影响

    Careful shielding will usually attenuate normal mode noise, and many instruments have internal filtering to reduce the effects of such noise even further.

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  • 通过计算导出平均假频衰减滤波器阶次采样关系式

    A relation between average alias attenuation and filter order and sampling rate is derived from calculation.

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  • 设计滤波器选择性衰减预先给定并易于控制

    The filter selectivity and stopband attenuation can be easily specified or controlled.

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  • 文中设计了补偿衰减的数字滤波器并提出一种节省资源的高效实现方法

    A kind of inverse sampling filter is designed in order to compensate this attenuation and some methods is proposed to save the design resource.

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  • 试验结果表明,增加线性相位重要性质的同时,分析综合原型滤波器阻带衰减、通平坦以及系统混叠等性能方面仅有很小损失

    And the examples verified that the analysis and synthesis prototype filters with the linear phase constrains show a little loss in perfanmence compare with those without this property.

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  • 看待这个问题方法系统只不过非常复杂滤波器频率基础上具有输入信号进行放大衰减能力

    One way to look at it is that the modes of the system are nothing more than a very elaborate set of filters which have the ability to amplify and attenuate an input signal on a frequency basis.

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  • 定义的控制高通滤波器频率衰减低于特定频率

    The controls customize a high pass filter, which attenuates frequencies below a given frequency.

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  • 通过仿真,验证了相同量化位数下,相对于传统系数量化方法,增加了整个滤波器组的阻带衰减

    Simulation showed that the novel optimal quantization method has obvious advantages over the conventional quantization method in the sense of out-of-band attenuation.

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  • 利用MATLAB及fir滤波器信道传输函数模型对信道噪声衰减特性分别进行了建模。

    The power line channel noise is simulated by MATLAB and the attenuation is simulated through the channel transmission module of FIR filter.

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  • 本文提出一种类型(衰减最大平坦型)通用参数滤波器的逼近方法

    An approximation method is presented for a new type of general parameter filter whose attenuation response in the passband is maximally flat.

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  • 双工滤波器均衡器衰减采用插件式设计

    Duplex filters equalizer and attenuator all adopted plug-in design.

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  • 利用结构制作滤波器,阻带衰减陡峭

    Band stop filter made with this structure has narrow gap and steep attenuation.

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  • 滤波器采用COSINE滤波器提高特性的基础上,联了一个SINE滤波器补偿通带衰减

    A cascaded SINE filter is introduced after the COSINE one which improves the stopband characteristics to compensate the passband drop.

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  • 尤其是本文把正则作为约束条件之一从而保证滤波器通带平坦带的快速衰减,并且阻带滤波器的频谱非常接近零。

    Especially, regularity as one of the constraints assure the flatness in passband and the high attenuation in stopband, even the value of stopband response is very close to zero.

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  • 算法设计高阶滤波器,其幅频响应的衰减很大通带波动很小

    The high-order multi-band-pass FIR filter designed with this algorithm is featured by big attenuation in stop-band and small ripple in pass-bands.

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  • 本文将对滤波器测量仪器之间阻抗匹配问题加以讨论提出匹配衰减器的设计方法

    In this paper, impedance matching between LPF and surveying instrument is discussed and the design method is presented.

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  • 滤波信号幅度衰减比较小,没有高通数字滤波器滤波能谱峰的中心位置有明显向左偏移现象。

    The amplitude of signal filtered declined light not liked that the center position of energy spectrum moved to the left obviously used the highpass filter to filter.

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  • 引言滤波器一种使有用信号顺利通过同时无用频率信号进行抑制(或衰减)电子装置

    Filter is a useful signal can pass while the frequency of the unwanted signal suppression (or attenuation) of the electronic devices.

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  • 天气回波信号固定情况下,通过改变天气回波信号的平均多普勒频率分析回归滤波器衰减情况

    Fixing the spectrum width of the weather echo signals, we change theirs mean Doppler frequency and filter them using regression filter. After filtering, we analyze the attenuation of them.

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  • 具有抑制特性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带的衰减特性。

    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.

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  • 文章列举了滤波器实测结果,其中任何特别措施情况下,相对带宽作到了27%,另有一组具有明显带外衰减极点

    Some experimental results for the filters are given, one has bandwidth of 27% without special measure employed, and another has two evident attenuation poles on either side of the passband.

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  • 文章列举了滤波器实测结果,其中任何特别措施情况下,相对带宽作到了27%,另有一组具有明显带外衰减极点

    Some experimental results for the filters are given, one has bandwidth of 27% without special measure employed, and another has two evident attenuation poles on either side of the passband.

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