摘要
实现适用于大规模MIMO的可重构架构,需要从控制方式到硬件设计进行研究。为了提高面积效率和能量效率,提出了基于反馈机制的数据流通信技术。并提出三个创新性硬件设计方案:1)适用于大规模MIMO的通用计算单元;2)数据流驱动的路由单元;3)支持地址跳变的可编程访存单元。该可重构架构在40nm CMOS工艺上进行设计和实现并完成算法验证。与现有研究相比,取得了32%~82%的面积效率提升和2.81倍的能量效率提升。
The realization of a reconfigurable architecture suitable for massive MIMO requires research from control methods to hardware design.In order to improve area efficiency and energy efficiency,a data flow-driven communication technology based on a feedback mechanism is proposed.it proposes three innovative hardware design solutions:1)a general-purpose computing unit suitable for massive MIMO;2)a data-stream-driven routing unit;3)a programmable memory access unit that supports address hopping.The reconfigurable architecture is designed and implemented on 40nm CMOS process and the algorithm verification is completed.Compared with existing research,it has achieved an area efficiency improvement of 32~82%and an energy efficiency improvement of 2.81 times.
作者
刘陶然
李杰
LIU Taoran;LI Jie(College of Electronic Information and Electrical Engineering,Shanghai Jiao Tong University,Shanghai 200240;Shanghai Academy of Spaceflight Technology(SAST),Shanghai 201109)
出处
《现代计算机》
2021年第14期3-8,13,共7页
Modern Computer
基金
国家重点研发计划项目(No.2019YFB2204500)
上海航天先进技术联合研究基金项目(No.USCAST2019-28)。
