这一方法为周期信号频谱的准确测量提供了可能。
This makes it possible to measure period signal spectrum exactly.
这种算法使用了能处理说话人交叉变量的语音信号频谱变化的模型。
This method uses a modeling of the spectral evolution of speech signals, which is capable of processing some aspects of inter-speaker variability.
根据振动信号频谱分析结果，提取频谱特征，获取各种故障征兆信息。
According to the result of spectrum analysis of vibration signals, frequency characteristics are acquired and various fault signs are gained.
介绍了“周期信号频谱分析演示CAI软件”的设计思路和编程方法。
This paper introduces the designing way and the programming methods of the CAI software for periodic signal spectrum analysis and demo .
利用维格纳变换及其性质，分析了信号频谱及其成像光学系统的特性。
The property of the optical spectrum and imaging systems is analyzed based on the Wigner transformation and its property.
色散能够改变混沌信号每个频谱分量相位，但不影响混沌信号频谱形状；
The dispersion can change the phase of frequency spectrum component of the chaotic signal, however, it cannot affect the spectrum shape of the chaotic signal.
通过调试实现了语音的编码、产生了m序列，并实现了信号频谱的扩展。
By the debugging, the coding of speech is realized; m sequence is produced. Moreover, the spread of signal frequency spectrum is realized.
本方法利用计算机的图形显示器以人机对话形式进行信号频谱和波形分析。
This method implements the analysis of signal spectra and waveforms using the graphic display by means of man-machine communications.
该文提出了一种新的宽带线性调频(LFM)信号频谱压缩数字接收方法。
This paper proposes a novel spectrum-compressed digital receiving method using Laguerre transformation for LFM signal.
介绍了信号频谱分析的原理及智能语音信号频谱仪的硬件结构和软件设计。
The principle of spectrogram analysis, hardware structure and software design of the digital voice signal spectrometer based on TMS320C50 is introduced in this paper.
本文介绍了一种利用雷达回波幅度信号频谱相位信息进行角度超分辨的方法。
A method which makes use of the phase information of spectrum of radar echo amplitude signal to make azimuth super resolution is given.
利用该方法可以将基于信号频谱分析的故障诊断方法转化为平面图形的识别。
Using this method can be based on signal spectral analysis method of fault diagnosis into a planar graph recognition.
矩形窗函数是傅立叶变换中的一个典型信号，它在信号频谱理论中占有重要地位。
The single rectangular pulse is a typical signal in Fourier transform, which plays an important role in signal spectrum theory.
通信卫星的频分复用机制，对卫星通信系统的发送信号频谱成型提出了严格的要求。
As frequency divided multiplex access is widely adopted in communication satellite system, strict frequency spectrum limits on modulator is mandated.
在数字信号处理及无损检测的理论基础上，分析了焊接过程对电流信号频谱的影响。
On the basis of digital signal process and nondestructive testing, the effect of welding process on the frequency spectrum of the current signal in AC spot welding is analyzed.
本文提出了一种音乐喷泉设计的方法，使喷泉水柱高低与音乐信号频谱的变化相一致。
A way be proposed about the design of music fountain, which is that the height of fountain accord with variety of music signal spectrum.
试验中，提取驱动桥振动信号频谱的二维谱熵作为特征指标，输入到SVDD分类器。
In the test on driving axle, the 2d spectrum entropy of vibration signals is extracted as the feature indicator and is input into the SVDD classifier.
信号序列的DFT本身就是信号频谱的采样集，所以DFT可直接用于分析信号的频谱。
Signal sequence DFT is a signal frequency spectrum sampling sets, therefore DFT can be directly used for analysis of signals frequency spectrum.
针对传统数字调制信号频谱扩展问题，提出具有相位突变特性的时相调制(TPM)方式。
Aiming at the spectrum spread problem of traditional digital modulation signals, a time-phase modulation (TPM) method with abrupt phase change characteristic is proposed.
应用振动、噪声信号频谱分析和相干函数分析技术，从理论上说明变速箱故障诊断的依据。
The theory of coherence function and spectrum of vibration and noise signals is applied in gearbox noise analysis in the paper. The basis of fault diagnosis of gearbox is theoretically introduced.
分析了数字方法运用于波形合成中由于DAC零阶保持特性造成的信号频谱高频失真的机理；
The mechanism of the signal spectrum distortion because of DAC's zero-order holding is analysed.
结果表明：自相位调制不影响混沌信号脉冲的形状，但能产生非线性相移使混沌信号频谱展宽；
Self-phase modulation of fiber does not affect the pulse shape of chaotic signal, however, its product of nonlinear phase shift can widen the chaotic signal spectrum.
结果表明：材料性质不同，相关信号的周期性明显不同，切削力信号频谱的主峰分布也有所不同。
The results show that the periodicity of correlation signals and the distribution of main peaks in the cutting force spectrum are different as the change of characteristics of materials.
注意：1掌握数据输入、输出基本语句；2掌握数据补零的编程要求；3掌握实信号频谱对称性原理。
Note: 1 master data input, output of basic statements 2 master data zeros programming requirements 3 grasp the real signal spectrum Symmetry Principle.
该方案利用数字混合信号与常用数字调制信号在信号频谱以及星座点的差异提取特征参数进行自动识别。
In the scheme, a set of feature parameters are extracted from signal spectrum and constellation based on the differences between digital mixed signals and common digital modulation signals.
基于科氏质量流量计的工作机理和实际工作情况下的信号频谱分析，提出了切实可行的相位差检测新方法。
Based on the sensing mechanism of Coriolis mass flowmeter and analyzing signal spectrum in actual working, the novel applied method is devised for phase difference detection.
在频域中当信号频谱处于两个或更多个滤波器通道时，通过频谱组合办法直接得到实信号的正半谱或负半谱。
When the signal spectrum falls into two or more channels, a method of spectrum assembling in frequency domain is used to obtain the positive or negative half spectrum.
结果表明，W - O方法得到的信号频谱比传统加窗具有更少的旁瓣干扰和更高的主瓣-第一旁瓣能量比。
Result indicates that the spectrum gained from using W-O way comprises much fewer side lobes and achieves higher energy ratio of main lobes to the first side lobe.
结果表明，W - O方法得到的信号频谱比传统加窗具有更少的旁瓣干扰和更高的主瓣-第一旁瓣能量比。
Result indicates that the spectrum gained from using W-O way comprises much fewer side lobes and achieves higher energy ratio of main lobes to the first side lobe.
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