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本程序用于实现求解并绘制正弦信号功率谱密度的功能-procedures used to achieve the solution and the mapping of sinusoidal signal power spectral density function
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本程序能够产生ami码，并且能够绘制其波形图和功率谱密度图-the procedure can have ami yards, and can draw its waveform and power spectral density map
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本程序是功率谱密度的仿真比较,关于三个信号源的具体情况参见《现代数字信号处理导论》上册，P202，习题5。
实验方法：周期图法、自相关法和协方差法。
-this procedure is the power spectral density of the simulation, 3 signal source on the specific circumstances, see the "modern digital signal processing" Introd
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用matlab产生自相关系数固定的序列,然后再观察其功率谱密度.-using Matlab correlation coefficient derived from the fixed sequence, and then observed its power spectral density.
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自己编写的比较全面的故障诊断matlab函数程序，包括统计法、时域法、时间序列法、频谱及功率普密度函数、小波分析法程序中有详细的说明。-their preparation of a more comprehensive fault diagnosis Matlab function procedures, including statistics, time domain, time series, and power spectral density function Pronk, wavel
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通信信号matlab仿真数字基带信号pam的波形及功率谱密度 ,Communication Signal matlab simulation pam digital baseband signal waveforms and power spectral density
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完整的ofdm程序，里面给出了功率谱密度的分析过程，比较精简实用-Ofdm complete procedure, which gives the power spectral density analysis of the process more streamlined and practical
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计算两个信号的功率谱密度，通过两个信号的谱相关系数决定频点是否参与叠加计算，以控制功率谱密度质量。-Calculation of the two signal power spectral density, spectral signals through two related factors involved in the decision whether or not frequency superposition calculation, in order to control the
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随机信号分析实验之白噪声测试，白噪声信号的特性，包括均值、方差、相关函数、概率密度、频谱及功率谱密度等。- White noise of test random signal analysis experiment, white noise signal characteristic, including average value , variance, correlation function, probability density, frequency spectrum and powe
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％ 仿真主要完成OFDM系统建模,实现OFDM系统传输流程,
％ 并对OFDM信号的时域波形及功率普密度进行分析.进行循环谱相关切片的分析。- Simulation of the main complete OFDM system modeling, the realization of OFDM transmission system process, of the OFDM signal in time domain waveforms and power density analysi
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系带传输，单极性不归零码的编码，产生还有功率谱密度图，调试好的，直接运行-Department of belt transmission, not unipolar NRZ encoding, resulting in power spectral density diagram there, debugging good directly run
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抑制载波双边带调幅和解调的实现,
Matlab代码编写实现.
采用Matlab或者其它软件工具实现对信号进行抑制载波双边带调幅（DSB-SC）和解调，并且绘制：
（1）信号 及其频谱；
（2）载波 ；
（3）DSB-SC调制信号及其频谱；
（4）DSB-SC调制信号的功率谱密度；
（5）相干解调后的信号波形。
-Carrier suppression bilateral with the realization of amplitude modulation an
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利用最大值熵法和PSD函数法分别求信号的功率谱密度。-The use of maximum entropy method and the PSD function method for seeking signals in the respective power spectral density.
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一维连续功率谱分析
一维序列x(n)的连续功率谱分析，ol(0:m)频率，tl(0:m)周期，sl(0:m)连续功率谱，st95(0:m)红噪音或白噪音谱的95 置信上限，strw(0:m) 红噪音或白噪音的谱密度，其中m=[n/2.]。 -Continuous power spectral analysis of one-dimensional one-dimensional sequence x (n) of continuous power spectrum analysis, ol
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matlab实现QPSK四相相移键控信号功率谱密度-matlab implementation QPSK quadrature phase shift keying signal power spectral density
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qpsk调制解调，功率谱密度，误码率曲线，和MPSK的比较-qpsk modem, power spectral density, the error rate curve, and comparison of MPSK
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Cyclic Power Spectral Density \tab\tab\tab of signals X and Y using Welch s average
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可用此代码直接在matlab中求功率谱密度，程序已调试过，没有问题-This code can be used directly in matlab and seek the power spectral density, the program has been debugged, there is no problem
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power spectral density
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对信号直接进行功率谱分析（PSD），基于Welch方法。得到的功率谱密度以图像显示。-Direct signal power spectrum analysis (PSD), based on Welch method. Power spectral density of the obtained image is displayed.
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