Max-Log-MAP算法在DSP上的实现与优化

Implementation and optimization of Max-Log-MAP algorithm in DSP

把软件无线电的思想运用到Turbo码的译码方案中,采用BLACKFINDSP实现了简化的最大后验概率算法Max-Log-MAP。经过优化,算法的译码速率提高50%以上,数据吞吐量可达到3Mbps,可应用于中高速的数字通信系统中。

The idea of software wireless was adopted to decode Turbo code. Simplified Max-Log-MAP algorithm was implemented with BLACKFIN DSP. Through optimization, decode speed of proposed algorithm increased by 50%; and data transmission speed reaches 3Mbps. It can be applied into middle and high speed digital communication system.