说明：  开环和闭环MIMO信道容量仿真程序，用于计算和比较闭环系统和开环系统的信道遍历容量，采用注水算法。
(Open-loop and closed-loop MIMO channel capacity simulation program, the channel used to calculate and compare the closed-loop system and open-loop system is ergodic capacity, the use of water-filling algorithm.)