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The paper is dedicated to study the influence of the additive Gaussian White Noise on the Spectral Correlation Density (SCD) analysis of Amplitude Modulated (AM) signals. 重点研究了加性高斯白噪声对调幅信号谱相关密度分析结果的影响。
Spectral correlation density analysis on bearing point defect diagnosis 谱相关密度分析在轴承点蚀故障诊断中的研究
INFLUENCE OF THE NOISE ON SPECTRAL CORRELATION DENSITY ANALYSIS OF AM SIGNAL 调幅信号谱相关密度分析中白噪声影响的研究
The Application of Spectral Correlation Density to Gear Signal Character Identification 齿轮信号特征识别的谱相关密度分析
Keywords Cyclostationarity;Spectral Correlation Density;Rolling Element Bearing;Gear;Accumulation Energy Factor;Cyclic Wiener Filter; 循环平稳;谱相关密度;滚动轴承;齿轮;累积能量因子;循环维纳滤波器;
spectral correlation density 谱相关密度
The spectral correlation function(SCF) of the reconnaissance signal combined sine FM and interpulse pseudo-random code PM was deduced. 推导了正弦调频和脉间伪码调相复合体制信号的谱相关函数(SCF),基于谱相关特征给出了对该复合体制侦察信号的自动识别算法。
Based upon the study of the cyclic spectrum of DS &DS/CDMA signals, a spectral correlation approach is presented to estimate the chip interval of PN sequence. （3）在对DS及同步DS/CDMA信号周期谱（谱相关）研究的基础上，论证了应用DS信号的周期谱（谱相关）可以得到该信号PN码片宽度的估计，提出了一种用于估计同步DS/CDMA信号PN码片宽度的谱相关算法，并作到了较低的信噪比容限。
Simulation show the method is superior to spectral correlation method on PRBC-LFM signal recognition and not limited to relations between bandwidth of FM and spectral width of PN. 结果表明该文提出的方法对PRBC-LFM信号的识别优于谱相关方法，而且应用不受调频带宽与伪码谱宽关系的限制。
Using spectral correlation of cycle stationary signal, this paper studies a method of time difference of arrival (TDOA) estimation, called spectral correlation ratio. 利用周期平稳信号的谱相关特性，研究了一种进行时差估计的方法，称之为谱相关比值法。
This paper disscusses the interception methods of quadrature phase shift keying (QPSK) radar signal, which include spectral correlation detection and wavelet analysis. 本论文讨论四相编码雷达信号的侦察、截获方法。
The reconnaissance signal recogniton of PN code-carrier FM based on Spectral Correlation (SC) method is studied, especially for Pseudo-Randorm Bi-phace Code (PRBC), SFM-PRBC and LFM-PRBC. 研究了伪码-载波调频侦察信号识别的谱相关方法,具体针对伪随机二相编码(PRBC)信号及其与正弦调频和线性调频复合信号作了研究。
spectral correlation ratio(SPECCORR) 谱相关比法
cyclic spectral correlation function 循环谱相关函数
strip spectral correlation algorithm SSCA算法
Be you familiar with their correlation? 你了解他们的相互关系吗？
Analysis of Demodulation Principle of Spectral Correlation Function 谱相关函数的解调原理分析
Spectral Correlation Method for Modulation Recognition 调制分析与识别的谱相关方法
Spectral Correlation in Mechanical Signal Feature Extraction 谱相关特性在机械信号特征提取中的应用研究
The density of population in this city is very high. 这个城市的人口密度非常高。