单径或多径瑞利衰落信道仿真，对HARQ系统的吞吐量分析，是信号处理的基础，包含位置式PID算法、积分分离式PID，采用加权网络中节点强度和权重都是幂率分布的模型，各种kalman滤波器的设计。- Single path or multipath Rayleigh fading channel simulation, HARQ throughput analysis of the system, Is the basis of the signal processing, It contains positional PID algorithm, integral separate PID, Using weighted model nodes in the network strength and weight are power law distribution, Various kalman filter design.