addCP.m AWGN_channel.m channelestimation_LMMSE.m channelestimation_LS.m demodu_16qam.m equalization.m generation.m getdata.m getpilot.m Insertpilot.m main_80216e.asv main_80216e.m multipath_chann.m neicha.m neicha_spline.m offCP.m rayleighnew.m transmission.mdl