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LTE-Advanced中协作多点传输技术研究 被引量:2

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摘要 为了提高小区边缘用户的性能,满足小区边缘频谱效率的要求,LTE-Advanced系统中引入了协作多点传输技术CoMP(Coordinated Multi-Point)。CoMP技术是一种干扰消除技术,通过小区间的联合调度和协作传输,使小区边缘的CoMP用户的干扰信号变为有用信号,或降低来自邻小区的干扰水平,从而提高小区边缘吞吐量,并且增强系统性能。文章主要介绍了协作多点传输技术及其原理,对CoMP技术中的协作簇选择、CoMP用户划分、用户传输方案及预编码做出了介绍,通过仿真对比得到采用CoMP技术的系统性能增益,最后对协作多点传输技术作出了展望。
出处 《数据通信》 2012年第3期24-28,共5页
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参考文献8

  • 13GPP TR 36.819. Coordinated multi-point Operation for LTE Physical Layer Aspects(Release 11),2011.
  • 2R1-101355. System Level Performance with CoMP JT.
  • 3R1-100820. Evaluation Scenarios and Assumptions for Intra-eNB CoMP, NTF.
  • 4R1-101356. CQI Contents & Measurement for SU-MIMO/ MU-MIMO/CoMP, LGE.
  • 5Stefan Brueck, Lu Zhao, Jochen Giese, et al. Centralized Scheduling for Joint Transmission Coordinated Multi-Point in LTE-Advanced.WSA, 2010.
  • 6Fan Huang, Yafeng Wang, Jian Geng, et al. Clustering Approach in Coordinated Multi-Point Transmission/Reception system.IEEE,2010.
  • 7Zhijie Wang, Yafeng Wang, Chongsheng Lin, et al. Enhanced Downlink MU-CoMP Schemes for TD-LTE-Advanced.WCNC,2010.
  • 8R. L. Batista, R. B. dos Santos, T. F. Maciel, et al. Performance Evaluation for Resource Allocation Algorithms in Comp Systems.IEEE,2010.

同被引文献17

  • 13GPP. Requirements for further advancements for E-UTRA (LTE-Advanced) [ R ]. [ s. 1. ]:3 GPP,2008.
  • 2Marsch P, Fettweis G P. Coordinated multi- point in mobile communications: from theory to practice [ M ]. Cambridge: Cambridge University Press ,2011.
  • 3Zheng Feng,Wu Muqing, Lu Huixin. Coordinated multi-point transmission and reception for LTE-advanced [ C ]//Proc of 5th international conference on wireless communications, net- working and mobile computing. [ s. 1. ] : IEEE,2009 : 1-4.
  • 4Motorola. LTE-A multiple point coordination and its classifi- cation[ R]. [ s. 1. ] :Motorola,2008.
  • 5Fujitsu. Different types of DL COMP transmission for LTE-A [R]. [s. 1. ] :Fujitsu,2009.
  • 6Motorola. Coordinated multi-point transmission-exploring pos- sible system operations and UE support[ R]. [ s. 1. ] :Motoro- la, 2008.
  • 7Motorola. Additional details on DCBF for obtaining MIMO ch- annel information at Node B[ R]. [ s. 1. ] :Motorola,2005.
  • 8Li Y, Song R. Novel scheme of CSI feedback compression for multi-user MIMO-OFDM system[ J ]. Procedia Engineering, 2012,29:3631-3635.
  • 9Donoho D L. Compressed sensing [ J ]. IEEE Transactions onInformation Theory ,2006,52 (4) : 1289-1306.
  • 10Vuokko L,Kolmonen V M,Salo J,et al. Measurement of large -scale cluster power characteristics for geometric channel models[ J ]. IEEE Transactions on Antennas and Propagation, 2007,55( 11 ) :3361-3365.

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