Phase_Modulation_and_Demodulation

本人用石川法求齿轮的啮合刚度，完整版的程序，里面可以运行啮合刚度图(Meshing Stiffness of Gears Calculated by Ishikawa Method)

通信系统中常用的号码分析文档，非常实用，且好理解。(Communication system frequently used phone numbers of documents, very practical, and easy to understand.)

16QAM调制信号的GAD定时恢复，对定时恢复环路的验证和实现(Gardner Timing Recovery for 16QAM)

说明：  锅炉燃烧组态王实例(Boiler combustion Kingview instance)

LMS算法仿真，LMS算法是智能天线波束形成的重要算法之一，在智能天线系统中得到了广泛的应用。(LMS algorithm simulation, LMS algorithm is an important smart antenna beamforming algorithm is one of the smart antenna system has been widely used.)

随机方法构造的LDPC码，码长可变，无四环(random ldpc,code length can be changed)

说明：  整个仿真系统是从发射端、瑞利信道、接收端大致的过程(The entire simulation system is a rough process from the transmitter, the Rayleigh channel, and the receiver)

卡尔曼滤波器工具箱，非常适合初学者学习卡尔曼滤波器，里面有比较详细地程序(Kalman Filter toolbox MATLAB)

LDPC codes 4girth check

CMOS在信号接收端的应用，Gilbert混频器的实现(A LINEARIZATION TECHNIQUE FOR RADIO FREQUENCY CMOS GILBERT- TYPE MIXERS)