spread\bseq2dseq.m ......\despread.m ......\dscdma.m ......\dscdma_qpsk.m ......\dseq2bseq.m ......\goldseq.m ......\mseq.m ......\m_test.m ......\rayleigh.m ......\shift.m ......\spread.m ......\test.m spread