zhikuo\BER.dat ......\comb2.m ......\compconv2.m ......\compoversamp2.m ......\despread.m ......\hrollcoef.asv ......\hrollcoef.m ......\main1.asv ......\main1.m ......\mseq.m ......\qpskdemod.m ......\qpskmod.m ......\sefade.m ......\shift.m ......\spread.m zhikuo