利用多级离子注入技术，一种新型的CMOS四值译码器与编码器被设计。

By using the multiple ion implantation technique, novel CMOS quaternary decoder and encoder are designed.

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本论文设计的是RS(204,188)码的编码器和译码器，最多能纠正8个错误。

In this paper, rs (204,188) encoder and decoder is designed, which can correct 8 errors to the maximum.

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接着介绍了R S码的编码原理和时域迭代译码算法，在此基础上设计实现RS码编码器和译码器。

Then, the code theory and time-domain iterative decode algorithm of RS code is introduced, RS coder and decoder are designed and implemented in this base.

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