采用了近似下三角校验阵的形式，构造了一类具有不等错误保护的非规则ldpc码。
This paper constructs irregular LDPC codes of unequal error protection with a parity check matrix in a lower triangular.
在详细分析了多级编码调制的不等错误保护原理的基础上，设计了一种针对8ask调制的非均匀信号星座。
After the unequal error protection of multilevel coded modulation is discussed in detail, a non-uniform signal constellation applied to 8ask modulation is designed.
首先回顾了LDPC码的有效编码，然后在此基础上提出了一种应用于不等错误保护的线性复杂度编码方法。
This paper firstly overviews the efficient encoding of LDPC codes, based on which we proposes a linear encoding for UEP.
首先回顾了LDPC码的有效编码，然后在此基础上提出了一种应用于不等错误保护的线性复杂度编码方法。
This paper firstly overviews the efficient encoding of LDPC codes, based on which we proposes a linear encoding for UEP.
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