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基于线性预编码的新型MIMO-HARQ方案 被引量:2

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摘要 本文研究了多输入多输出系统中基于线性预编码的混合自动请求重传后合并方案,本方案根据各子数据流多次重传所经历的空间子信道增益与功率分配以及当前的空间子信道增益来确定当前数据流的置换方式和功率分配,补偿各子数据流空间增益差异,以获得更多的空间分集增益。此外,在接收端采用最大后验概率准则对重传数据合并进一步提高性能。仿真结果表明,该方案能够有效提高系统吞吐率,降低误比特率。
出处 《山东通信技术》 2007年第4期15-19,共5页 Shandong Communication Technology
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参考文献8

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同被引文献12

  • 1程锦霞,周世东,姚彦.基于后合并MIMO-HARQ系统的线性预编码[J].清华大学学报(自然科学版),2007,47(4):551-554. 被引量:2
  • 2KOIK T, MURAT H, YOSHIDAS S. Hybrid ARQ Scheme Suitable for Coded MIMO Transmission[J]. IEEE Communications Society,2004,2:2919-2921.
  • 3CHENG Jung-fu. Coding performance of hybrid ARQ schemes[J].IEEE Trans on Communications, 2006, 54(6):1017-1029.
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  • 63GPP Organizational Partners. 3GPP TS 25.858 v5.0.0, High speed downlink packet access (HSDPA): physical layer aspect[S].2002.
  • 73GPP Organizational Partners. Report on Hybrid ARQ Type Ⅱ/Ⅲ,3GPP TR25.835 [R].2000:8-12.
  • 8IKUNO J C, WRULICH M, RUPP M. Performance and modeling of LTE HARQ[C]//Proc of International ITG Workshop on Smart Antennas. Berlin:[s.n.] , 2009.
  • 9XlE Gang XIONG Fang ZHAO Yi LIU Yuan-an.Joint detection and combining schemes in MIMO-HARQ systems[J].The Journal of China Universities of Posts and Telecommunications,2007,14(4):22-26. 被引量:2
  • 10许玲玲,袁东风.Ⅱ型混合自动请求重传技术在跨层设计中的性能研究[J].电子与信息学报,2008,30(4):780-783. 被引量:8

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