采用这一方法构造的低密度校验码具有良好的结构。
The low-density parity-check codes constructed by the proposed method have a good structure.
密度进化理论是分析低密度校验码的迭代译码性能的有效工具。
Density evolution (DE) is one of the most powerful tools for analyzing the performance of low-density parity - check (LDPC) codes.
讨论了准循环低密度校验码(QC - LDPC)在浅海水声信道中的实现方案。
Based on the suitable channel model, an implementation of quasi-cyclic low density parity check codes (QC-LDPC) for acoustic communication system in shallow water is demonstrated.
结合低密度奇偶校验码进行信道编码纠错,提高了信道译码性能。
The channel decoding performance is improved with channel encoding error-correcting by using Low Density Parity-check codes (LDPC) codes.
公开了一种允许容易地产生可实现优越纠错特性的低密度奇偶校验码的方法。
A method is disclosed that allows the easy generation of low-density parity-check codes that can realize superior error-correcting characteristics.
摘要结构化低密度奇偶校验码可通过基矩阵和扩展因子描述,具有较低的编译码复杂度和优异的译码性能。
Abstract : The structured low density parity check (LDPC) codes can be described by the base-matrices and lifting factors, which have low encoding/decoding complexity and good coding performance.
摘要结构化低密度奇偶校验码可通过基矩阵和扩展因子描述,具有较低的编译码复杂度和优异的译码性能。
Abstract : The structured low density parity check (LDPC) codes can be described by the base-matrices and lifting factors, which have low encoding/decoding complexity and good coding performance.
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