It analyses passing mechanism of iterative message stream and process of iterative decoding. Finally, an implementation of decoding algorithm is given.
分析了迭代消息流传递机制和迭代解码过程，最后提出一种具体可实现的解码算法模型。
The IPC mechanism of this algorithm is based on message passing mechanism of PVM so that all operations are transparent to users.
同时，该算法的IPC机制是基于PVM的消息传递机制，因而所有操作对用户程序是透明的。
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