LDPC_QPSK .........\decodeLogDomain.m .........\decodeLogDomainSimple.m .........\demappingQPSK.m .........\ldpc_Q.m .........\LDPC抗噪.fig .........\makeLdpc.m .........\makeParityChk.m .........\mappingQPSK.m .........\Untitled4.m