基于异构多核SoC的LT码编码硬件化技术研究  

Research on hardware implementation technology of LT code’encoder based on heterogeneous multicore SoC

作　　者：江仲鸣 杨全胜[1] JIANG Zhong-ming;YANG Quan-sheng(School of Computer Science and Engineering,Southeast University,Nanjing 211189,China)

机构地区：[1]东南大学计算机科学与工程学院,江苏南京211189

出　　处：《计算机工程与科学》2020年第12期2125-2132,共8页Computer Engineering & Science

摘　　要：对异构多核SoC进行建模分析,将LT编码在异构多核SoC上的实现问题转化为LT码编码子任务在异构多核SoC上的映射问题,并给出了基于遗传算法的任务映射方法。最后基于XILINX ZYNQ-7000异构多核SoC实现了LT码编码器。实验结果表明,所设计的LT码编码器能够满足不同的性能和资源需求,增加了硬件平台的实用性和应用系统设计的灵活性。In this paper,a heterogeneous multi-core SoC is modeled and analyzed,and the implementation problem of LT code’(Luby Transform code)encoding on a heterogeneous multi-core SoC is transformed into a mapping problem of LT code encoding subtasks on the heterogeneous multi-core SoC,Besides,a task mapping method based on genetic algorithm is given.Finally,the encoder is implemented on the heterogeneous multi-core SoC based on Xilinx ZYNQ-7000.Experimental results show that the Experimental results show that the designed LT code encoder can adapt to different performance and resource requirements,increasing the practicability of the hardware platform and the flexibility of application system design.

关 键 词：异构多核 ZYNQ LT码 硬件化技术 

分 类 号：TP303[自动化与计算机技术—计算机系统结构]