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LDPC码在基于BP (Belief Propagation) 的迭代译码相结合的条件下具有逼近Shannon 限的性能,是继turbo 码后在纠错编码领域又一重大进展。压缩文件中给出了LDPC在高斯信道下的c程序。-LDPC codes based on BP (Belief Propagation) Iterative Decoding of combining conditions with performance approaching Shannon limit on the heel
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Concatenated coding schemes were first proposed by Forney [1] as a method for
achieving large coding gains by combining two or more relatively simple buildingblock or component codes(sometimes called constituent codes). The resulting
codes had the
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