本例用matlab语言实现了8dpsk的编解码及通过awgn信道的仿真。采用蒙特卡罗仿真法，得到误码性能，绘制曲线。可用于算法研究或课程学习。-cases using the Matlab language of the codec 8dpsk and awgn channel through the simulation. Using Monte Carlo simulation, to be error performance, drawing curves. Algorithms can be used to study or courses.