After a brief description of error correcting code of applied digital video signals in H. 263, this paper focuses on the design and implementation of BCH (511,493) error correcting code.
首先介绍了H . 263建议中视频信号纠错编码的应用，然后着重介绍了BCH(511,493)纠错编译码的设计及其实现。
Linear fuzzy error correcting code is discussed and such basic properties of linear fuzzy error correcting code as generator matrix, dual code and so on are studied.
建立了线性模糊纠错码的概念，研究了生成阵、校验阵、对偶码等性质。
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