LDPC码编译码源程序，可生成任意非规则二进制校验矩阵，并可进行LLR BP译码,LDPC codec source code can be generated non-arbitrary rules binary check matrix, LLR BP decoding can be carried out

一个基于BP算法的低密度奇偶校验码译码程序。-A decoding program based on BP of LDPC.