此程序是在MIMO-OFDM系统中，利用角度域进行信道估计，选用DFT的插值方法进行！希望对研究角度域信道估计的人有所帮助！-This procedure is in the MIMO-OFDM system, using the angle domain channel estimation, the selection of DFT interpolation method! I hope to study angle domain channel estimation of some he