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    • 88. 发明公开
    • CODING DEVICE, ERROR-CORRECTION CODE CONFIGURATION METHOD, AND PROGRAM THEREOF
    • 加密设备,方法进行配置纠错码,并且计划THEREFOR的
    • EP2566053A1
    • 2013-03-06
    • EP11774872.3
    • 2011-04-19
    • NEC Corporation
    • KAMIYA Norifumi
    • H03M13/19
    • H03M13/116H03M13/033H03M13/1188
    • A coding device includes: an inspection matrix generating module that generates a block inspection matrix; and a coding module that generates and outputs a code word from an input message by the inspection matrix. The inspection matrix generating module includes: a degree-allocation unit that prescribes function values of the block inspection matrix by the coefficients of a self-reciprocal polynomial expression; a weight distribution determination unit that prescribes the number of components that are non-zero matrices among the components of each block of the block inspection matrix using a mask pattern; a first degree-altering unit that considers the sum of the components of the k_r-th row block of the block inspection matrix as a cyclic permutation matrix; and a second degree-altering unit that prescribes the row-block number of components that are non-zero matrices among the components of each row block excluding said k_r-th row block of the clock inspection matrix.
    • 一种编码装置包括:检查矩阵生成模块那样生成一个块检查矩阵; 和编码模块确实生成速率和由检查矩阵从inputMessage输出的码字。 检验矩阵生成模块,包括:度分配单元做过规定由自互易多项式表达式的系数块检查矩阵的函数值; 的重量分布确定单元所做规定部件的数量的确是使用掩模图案的检查块矩阵的每个块的各组件之间的非零矩阵; 第一度变更装置确实考虑了块检查矩阵作为循环置换矩阵的K_R个行块的组分的总和; 和第二度变更装置做规定部件的行块编号确实是每行块的不包括时钟检查矩阵的说K_R个行块的分量中的非零矩阵。