您要查找的是不是：
- A functional unit that converts a modulated signal into the original signal. 把已调制过的信号恢复为原始信号的一种功能部件，或叫操作装置。
- So that, in RX needs a well estimator to reconstruct original signal. 因此，在接收端需要有一个良好的估测系统来还原信号。
- This creates extra harmonics that are not present in the original signal. 这会导致某些在原信号没有的谐波出现。
- The conversion of a modulated carrier wave into a current equivalent to the original signal. 从调制后的中得到原先信号的转换方法。
- They can also be helpful if the original signal frequency does not fit in the DUT testing frequency. 如果原始信号频率不适合于DUT的测试频率，信号滤波也非常有用。
- First,we use AR model to predispose original signal,distill the calculated AR coefficients as its eigenvector. 首先将采集到的肌电信号进行预处理,提取AR系数作为其特征值。
- Moreover author has designed Butterworth filter which pre-processed the collected signal to get original signal. 设计Butterworth滤波器，对采集的信号进行初步处理，过滤掉高频噪声。
- In addition to exact recovery of original signal and high operational peed, this algorithm provides very high security. 它具有恢复精度高、保密度高、破译难度大、执行速度快的特点。
- S: 1 MEG demonstrated high redundancy in the original signal set. Most of the signal energy could be compressed in the first 30 principal components. 脑磁图信号有较高的冗余度,信号能量的绝大部分集中在前30个主成分中,从前30个主成分中抽取干扰源和诱发响应活动源。
- Simulation tests are made to verify that the partial features of the original signal can be reserved after de noising via this method. 为了验证该方法可以在去噪的同时有效的保留原信号的特征分量 ,进行了模拟故障试验。
- By decomposing original signal into simple oscillation modes empirically, we can obtain meaningful instantaneous frequencies. 藉由解析原始讯号成数个简单的振动模态，获得具物理意义的瞬间频率。
- Moreover, in order to recover the original signal efficiently, the frequency warping is implemented by Laguerre filter instead. 更近一步地，为了有效重建讯号，我们以拉葛尔转换来实现频率变形。
- Time invariance and analysis results keep the same length with that of original signal are some good properties of stationary wavelet transform. 平稳小波变换弥补了正交小波变换存在的不足，可以使尺度分解结果的长度和原始数据保持一致，具备时移不变性。
- The authors employ wavelet analysis in de_noising the vibration signal polluted by noise, and exactly recovering the original signal, which is proved to have good effect by trial. 应用小波分析技术可以对噪声严重污染的振动信号进行去噪处理 ,精确地恢复原信号 ,试验证明效果良好
- Scattering occurs when an RF signal strikes an uneven surface causing the signal to be scattered as multiple reflections, each less significant then the original signal. 散射的产生是将RF信号发射在一个不平坦的表面，将使得信号散射如同多样的反射，每个反射出来的讯号会比原本的讯号来的薄弱。
- What about the selection of denoising threshold, we present a new denoising algorithm which is aimed to reduce the mean square error (MSE) between the reconstructed signal and the original signal. 对于消噪阈值的选取,提出一种以小波包能量为基础,以原始信号与降噪后信号之间的均方误差(MSE)极小化为目标的基于小波包的降噪算法。
- So the characteristic information of the original signal can be well held by analyzing the IMFs.The experimentation testifies that the EMD method applies to linear and stationary signal. 而各个内在模函数包含并突出了原信号的局部特征信息，这样通过对各内在模函数进行分析，便能够良好的把握原信号中所含有的特征信息量。
- In this paper, Threshold Fitting Technology ( TFT ) was presented to subtract the baselines from the original signals and emendate the signals. 本文在充分利用小波函数的优良性能基础上,综合运用曲线拟合与阈值截断技术,首次提出了用于色谱信号基线校正的阈值拟合技术(TFT)。
- The minimum sample frequency that allows reconstruction of the original signal, that is 2W samples per unit distance, is known as the , (or Nyquist rate).The time inbetween samples is called the . 如果采样的频率低于这个界限，原信号中频率高于采样频率1/2的频率将会发生“混叠失真”，并在采样得到的信号中以相对低的频率出现。
- The property revert to its original owner in1998. 财产于1998年将归还原所有人。
