File list (Check if you may need any files):
16qam
.....\16QAM
.....\.....\cm_sm41.m
.....\.....\gngauss.m
.....\.....\qam.m
.....\.....\Qfunct.m
.....\16QAM_mod_matlab_wy
.....\...................\awgnchannal.m
.....\...................\input_qpsk.dat
.....\...................\output.dat
.....\...................\QAM.m
.....\...................\rrc.dat
.....\...................\RRC_4.mat
.....\...................\RRC_4transform.m
.....\...................\rx_i.dat
.....\...................\rx_q.dat
.....\...................\test_error_rate.m
.....\...................\transmit_16QAM_i.dat
.....\...................\transmit_16QAM_q.dat
.....\modulation.m
.....\QAM
.....\...\gngauss.m
.....\...\qammoto.m
.....\...\qammotocalo.m
.....\...\Qfunct.m
.....\qam.m