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A Non-systematic Low Density Convolution Codes with Local Probabilistic propagation Decoding
Author(s): 
Pages: 1-5
Year: Issue:  2
Journal: AVIONICS TECHNOLOGY

Keyword:  纠错编码LDPC码LDCC码局部概率传播译码延迟;
Abstract: 低密度卷积码(LDCC)是低密度码(LDPC)经由其产生矩阵的侧滑变换成为带状产生矩阵而得到的,具有LDPC和卷积码的误码性能好等一些共同特征.LDCC码的和积算法译码方法可以进一步改进为局部概率传播译码方法.采用流水线结构的局部概率传播译码方法用于LDCC码得到了接近和积算法的译码性能,而且译码延迟比LDPC大为降低,译码器更为简单,便于实时工作.
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