4.2.1 OFDM原理 ..............\test_orthogonality.asv ..............\test_orthogonality.m 4.2.4 OFDM的BER ...............\OFDME_BER.dat ...............\OFMD_basic.asv ...............\OFMD_basic.m ...............\Q.m ...............\ber_QAM.m ...............\guard_interval.m ...............\plot_ber.m ...............\remove_GI.m