catmap

通信系统中，无线物理层的QPSK调制解调技术。(Communication systems, wireless physical layer of the QPSK modulation and demodulation technology.)

说明：  由simulink搭建的串级控制系统，希望有所启发(Simulink erected by the cascade control system, hoping to inspire)

自己做的锁频环的实现源码，希望对正在设计锁频环的人有所帮助(Own frequency-locked loop to achieve source, in the hope of people being locked loop design help)

层次分析模型，可确定权值，将定性转化为定量。神经网络模型、池火灾模型。(analytic hierarchy model，To determine the weights, convert qualitative to quantitative.)

说明：  kalman滤波器设计的英文资料，内容很全！(kalman filtering theory and practice using matlab (second edition))

eemd的matlab源程序 能够较好的实现信号的预处理(EEMD matlab source code to achieve the signal preprocessing better)

数字滤波器进行信号滤波操作的matlab源代码 (digital filtering)

perceptron 3 input biner

shenasai system control modern

matlab程序设计的数据库连接，有利于初学者了解MATLAB的编程思想与方法，使初学者快速入门(Matlab program design of the connection, be helpful for beginners to learn matlab programming thought and method, make the beginner quick start)