中文说明：非常实用的通信仿真程序，包括调制、编码、信道估计、正交频分复用、多输入多输出、压缩感知、稀疏矩阵构建。
English Description：
Very practical communication simulation program, including modulation, coding, channel estimation, orthogonal frequency division multiplexing, multiple input multiple output, compressed sensing, sparse matrix construction.