OFDM

通信系统中基于MATLAB的四相移相键控调制的仿真(MATLAB-based communication system of the four-phase phase shift keying modulation simulation)

1588高精度时间同步协议（PTP协议）的学习总结，希望对大家有所帮助(1588 Precision Time Synchronization Protocol (PTP protocol) study concluded, I hope to be helpful)

卡尔曼滤波基础程序，关于运动模型的跟踪，很基础，适合初学者。(Kalman filter basic program.)

灰色预测程序，预计长江污水排放量，数学建模有用(Population logistic curve modeling, population forecasting model, mathematical modeling is useful)

测量6205深沟球轴承的故障振动加速度信号, 对信号进行时频分析, 利用经验模态分解方法将振动信号分解成不同特征时间尺度的固有模态函数,对每个固有模态函数进行Hilbert 变换得到Hilbert 谱,通过谱分析识别轴承的故障部位和类型, 证实Hilbert 谱的有效性(Measuring 6205 deep groove ball bearing fault vibration acceleration signal, the signal frequency analysis, empirical mode decomposition method to decompose the vibration signal into different characteristic time scales of intrinsic mode functions, the Hilbert transform of each intrinsic mode functions Hilbert spectrum, spectral analysis to identify the location and type of bearing failure, confirmed the effectiveness of the Hilbert spectrum)

SOVA algorithm for turbo decoder

数字无线电发射机的仿真，设置为数字射频发射机，双边带调幅，正交分解调制。数字射频接收机采用带通采样的高效抽取结构。(Digital radio transmitter)

利用ASIHTTPREQUEST与服务器交互的最简单的例子(How to use ASIHTTPREQUEST)

说明：  数学建模1998年A题论文集。其中有matlab中的程序的思路及计算的结果。非常好，很难得的。(Mathematical Modeling A title in 1998 collection. Matlab in which the idea of the procedures and calculation results. Very good, hard to come by.)

4ASK程序分享，数字幅度调制，二进制调制(4ASK program sharing, the number of amplitude modulation, the binary modulation)