So the adaptive theory has been introduce to realize the noise signal cancelling.
为此，作者通过引入自适应理论来实现铁道信号中噪音的对消。
The fast ICA algorithm is proposed to separate the rub-impact signal from the noise signal.
针对大背景噪声，本文提出采用快速ICA算法对碰摩与噪声信号进行分离。
This paper described benchmark test noise signal analysis of PWR and gets some useful results.
本文介绍了压水堆噪声基准试验信号分析，并从中得出一些有用的结果。
Finally, a simulative example is given, which is extracting noise signal from mixture of noise signa...
这里给出了噪声信号在背景噪声中提取噪声信号的模拟例子。
A practical measure in engineering for suppressing the noise signal is proposed, and it is proved in practice.
同时从工程的角度提出了抑制这种噪声信号切实可行的措施，并在实践中得到了证实。
The Cover Matrix enhanced information of cylinder explosive noise signal at frequency band of cylinder explosive.
该包含矩阵加强了气缸爆发噪声信号在气缸爆发频率所在频段的信息。
Existing UWB radars typically use a random noise signal to avoid interference between waves of the same wavelength.
现有的超宽频雷达为避免干扰，典型的方法是使用一个不规则声波发生器来规避和它波长相同的声波。
The paper introduces a system of noise signal supervision and analysis based on a common sound card in a computer.
介绍了借助于计算机普通的声卡对环境噪声进行监测和分析的系统。
The selection of filter is controlled by software, so that low-noise signal can be acquired in a wide frequency band.
由软件控制选择滤波器，这样可以在很宽的频带获得低噪声的信号。
The jammer receives the radar signal and convolves it with noise signal. Then the convolution result is retransmitted.
该方法是将干扰机接收并存储的雷达发射信号与噪声信号相卷积后转发出去。
The techniques are categorized in terms of noise signal acquiring methods, reconstruction algorithms, and display modes.
按噪声信号采集方式、重建算法和结果表示方式对该技术进行了分类。
Singular value is extracted as to feature of cylinder explosive noise signal from Cover Matrix with singular value theory.
利用奇异值理论提取包含矩阵的奇异值作为气缸爆发噪声信号的特征。
Finally, a simulative example is given, which is extracting noise signal from mixture of noise signal and background noise.
这里给出了噪声信号在背景噪声中提取噪声信号的模拟例子。
The study indicates that the noise signal can be used to diagnose the fault of the mini-diesel without disassemble the diesel.
研究表明，在不解体的情况下，利用小型柴油机缸盖声信号对其进行故障诊断是可行的。
The self-made electric conductance type sensors in survey scope internal energy accurate gathering runoff mobile noise signal;
自制的电导式传感器在测量范围内能准确采集径流的流动噪声信号；
It can solve the problem that parameters estimation will become slow when the process parameters and noise signal are tightly coupled.
解决了控制参数与噪声干扰紧耦合时参数估计变慢的问题，可有效地抑制系统时滞、设备性能时变对系统稳定性的影响。
Measuring and analyzing technology based on variable-time-interval Fourier transform was dealt with for vehicle accelerating noise signal.
提出了基于变时基短时傅里叶变换来分析和处理时变信号的技术。
It is difficult to reduce the noise signal in the cab signal by normal filter because the frequency of it is similar to themodulate signal.
由于铁道机车信号中噪音信号频率与调频信号频率较为接近，使用普通滤波器很难在滤除噪音时尽可能少地影响有用信号。
We illustrate the wavelet package analysis that can obtain the time-frequency distribution figure of noise signal, which can be used to define gray-image.
首先对噪声信号进行小波包分解，得到含有待诊断柴油机主轴承间隙故障信息的噪声信号时频分布图，并由此定义图像。
The white Gaussian noise was successfully separated from noise signal in low-field pulse NMR system and its parameters were estimated by using this method.
采用该方法从实际低场脉冲核磁共振系统噪声信号中分离出高斯白噪声并对其进行了参数估计。
Because engine noise takes on complicated frequency characteristics, if original noise signal is not collected, the noise control effect will not be evident.
由于发动机噪声的频率成分比较复杂，如果采用主动降噪技术不能适时采集到源噪声信号，就达不到理想的降噪效果。
In this paper, frequency spectrum of downhole noise signal is analyzed, and the spectrum information extracted is used to identify the types of downhole fluid.
文中对井下噪声信号进行频谱分析，用噪声信号中的频谱信息来识别井下流体类型。
Only effective filtering noise signal, the accurate useful information to the power quality analysis can be obtained, the conclusion of power quality analysis is reliable.
只有有效的滤除噪声信号，才能获得准确有用的电能质量信息，才能分析得出可靠的结论。
We use the Total-Least-Square (TLS) technique to perform the simulation of track generation by adding the noise signal to the ideal track and we obtain the expected results.
对理想航迹人工加噪后，采用最小二乘法进行航迹生成的仿真，得到了期望的结果。
According to the characteristic difference between ship hydraulic pressure signal and wave noise signal, this paper presents a slow trace LMS algorithm to whiten wave noise signal.
根据舰船水压信号与海浪噪声的特点，用慢跟踪lms算法对波浪噪声进行白化处理。
In simulation experiment, results of identifying models using step disturbance of given power signal, white noise signal, and pseudorandom signal as input signals have been compared.
在仿真试验中，比较了给定功率阶跃扰动信号、白噪声信号及伪随机信号分别作为输入信号进行辨识的结果。
By predicting the noise in the loop the delay of noise signal in digital feedback loop is compensated effectively, thus the control capability of the system on disturbance is enhanced.
通过在回路中对噪声进行预测，有效地补偿了数字反馈回路造成的噪声信号的延迟，从而改善了系统的扰动控制性能。
After a white noise signal has been taken as the input of a standard sound source, a static acoustic test is conducted for a prototype silencer without air flow and at the normal temperature.
采用白噪声信号作为标准声源的输入信号，在常温无气流条件下对消声器实物模型进行了静态放声试验。
In this paper the main noise source of SQ6450 type light car was judged by means of spectrum and correlation analysis of noise signal. The corresponding proposal reducing noise was presented.
对SQ 6450轻型汽车进行了噪声测试，通过对噪声信号的频谱分析和相干分析，找出了主噪声源，并提出了降噪措施。
In this paper the main noise source of SQ6450 type light car was judged by means of spectrum and correlation analysis of noise signal. The corresponding proposal reducing noise was presented.
对SQ 6450轻型汽车进行了噪声测试，通过对噪声信号的频谱分析和相干分析，找出了主噪声源，并提出了降噪措施。
应用推荐