For the Turbo decoder architecture, the memory for the storage of the branch metric and state metric represents a major part of the entire decoder no matter in silicon area or power dissipation.

• 在涡轮码的架构中用来储存分支路径值以状态路径直的记忆体，不论是在功率的消耗或是面积上都占了整个架构的大部分。