摘要1993年,一种全新的十分强大的信道编码方案Turbo码由 Claude Berrou提出。它是在综合过去几十年来级联码、乘积码、最大后验概率译码与迭代译码等理论基础上的一种创新。Turbo码的基本原理是通过编码器的巧妙构造,即多个子码通过交织器进行并行或串行级联（PCC/SCC）,然后以类似内燃机引擎废气反复利用的机理进行迭代译码,从而获得卓越的纠错性能,
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