TY - GEN AU - Fatma Abdelkarim Kamel Newagy AU - Magdy Mohamed Saied Elsoudani , AU - Yasmine Aly Hasan , TI - A novel design methodology for ldpc cods / PY - 2007/// CY - Cairo : PB - Fatma Abdelkarim Kamel Newagy , KW - Check codes (LDPC) KW - Fast density Evolution (FDE) KW - Low - density parity N1 - Thesis (Ph.D.) - Cairo University - Faculty Of Engineering - Department Of Electronics and Communications; Issued also as CD N2 - New designing technique for different rates of low - density parity - check codes (LDPC) inBI - AWGN channel is presented to minimize the gap to shannon bound CPSO algorithm is applied on the variable and check node degree distribution in case of irregular LDPC codes adapted discrete FDEis used to calculate the threshold value UR - http://172.23.153.220/th.pdf ER -