LDPC码通常采用消息传递算法(Message Passing Algorithms)作为其译码算法。消息传 递算法是一种迭代译码算法,即在算法的每一轮迭代过程中,关于各个节点的置信消息需要 在变量节点和校验...
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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。
It analyses passing mechanism of iterative message stream and process of iterative decoding. Finally, an implementation of decoding algorithm is given.
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。
The IPC mechanism of this algorithm is based on message passing mechanism of PVM so that all operations are transparent to users.
于是,从并行算法中的并行分解开始,讨论了基于消息传递的两种分解方法——域分解法和功能分解法。
Then, from beginning the parallel decomposition in the parallel arithmetic, it discusses two kinds decomposition methods based on message transferring-domain decomposition and function decomposition.
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