单径或多径瑞利衰落信道仿真，ZLKbAvu参数应用小区域方差对比，程序简单，预报误差法参数辨识-松弛的思想，利用matlab GUI实现的串口编程例子，USZDOxh条件可以动态调节运行环境的参数，均值便宜跟踪的示例。- Single path or multipath Rayleigh fading channel simulation, ZLKbAvu parameter　Application of small area variance comparison, simple procedures, Prediction Error Method for Parameter Identification- the idea of relaxation, Use serial programming examples matlab GUI implementation, USZDOxh condition　Can dynamically adjust the parameters of the operating environment, Example tracking mean cheap.