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本文简介了Turbo码的编、译码原理 ,重点介绍了适用于Turbo码的MAP和Max Log MAP译码算法。然后 ,详述了第三代通信WCDMA系统中所采用的Turbo码编码方案 ,以及译码算法的硬件实现方案。
This paper introduces the coding and decoding principle of Turbo codes, and introduces the MAP and Max Log MAP decoding algorithms suitable for Turbo codes. Then, it details the Turbo code coding scheme adopted in the third generation WCDMA communication system and the hardware implementation of the decoding algorithm.