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Estimate maximum Doppler spread

提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。(extract information based on the instan eous features : In the center is one of the instantaneous rate of the power spectral density of the maximum, is a center to the absolute value of the instantaneous rate of the standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component absolute standard deviation, Non-zero weak signal instantaneous phase of the nonlinear component standard deviation, In the center is one of the non-weak signal of the absolute value of the instantaneous frequency standard deviation, a signal to one of the instantaneous frequency of the power spectral density of the maximum, According to 16QAM and QPSK signals XI axis projection in the different performance parameters raised.)

这是一个基于WCDMA系统的 MIMO－OFDM下行链路的仿真模型。(This is a WCDMA system based on MIMO-OFDM downlink simulation model.)

非常完美的OFDM程序，已经在MATLAB验证过，完全能用！！！(Perfect OFDM program has been validated in MATLAB, can be used completely! ! !)

MUSIC 算法一个程序，给出了很详细说明(A matlab source program of music ,with Very detailed description of)

贝叶斯归一化算法，用于对小样本预测，极大提高泛化能力，容易过拟合(Bayesian normalization algorithm is used to predict small samples, which greatly improves generalization ability and is easy to over-fit.)

DSmT证据推理的组合公式计算函数，详细使用见该文件内的帮助说明(Evidential reasoning DSmT combination formula function, see the document in detail the use of the help that)

matlab求转子系统的临界转速程序源代码(Critical Speed)

对信号进行常数模算法的仿真。这类算法对信号具有很好的均衡效果，且运算简单。(Constant modulus algorithm for the simulation of the signal. Such algorithms on the signal has a well-balanced effect, and simple operation.)

混频信号通过低通滤波器后的信号的频谱图,matlab程序 有注释(Mixed signal through the low pass filter of the signal spectrum.)