期刊文献+

LTE上行信道估计的算法与性能分析 被引量:4

下载PDF
导出
摘要 介绍了LTE上行信道模型,分析了LTE上行解调参考信号特点与上行导频的分布模型及其资源映射位置,阐述了几种常用的信道估计方法,如最小二乘法(LS)和线性最小均方误差法(LMMSE),同时针对上行导频的分布特点,叙述了插值的原理。在瑞利信道无线信道环境下,对前述的信道估计方法进行了仿真,仿真结果支持了理论研究,最后对性能进行了分析与评估。
作者 梁琳 李小文
机构地区 重庆邮电大学
出处 《广东通信技术》 2010年第3期29-31,70,共4页 Guangdong Communication Technology
  • 相关文献

参考文献6

  • 13GPP TS 36.201 V8.3.0. Physical Channel and Modulation 2009,3.
  • 2L.J.Cimini Jr. Analysis and simulation of a digital mobile channel using orthogonal frequency division multiplexing. IEEE Trans.Commun..vol. COM-33.1985.7:665-675.
  • 33GPP TS 36.211 V8.7.0. Physical Channel and Modulation 2009,5.
  • 4Kang S G, Ha Y M, Joo E K. A comparative investigation on channel estimation algorithms for OFDM in mobile Communications[J]. IEEE Trans Actions Broadcast,2003,49(2): 142-149.
  • 5J.J.van de Beek.O.Edfors,M.SandelI,M.Sandell, S.K Wilson,and P.O. Borjesson. On channel estimation in OFDM systems. IEEE Vehic.TechnoI.Conf, Chicago, 1995,7:815-819.
  • 6Noh M.,Lee Y.,and Park H. A low complexity LMMSE channel estimation for OFDM. IEE Proc. Commun.2006.

同被引文献25

  • 1Proakis John G.统计信号处理算法[M].北京:清华大学出版社,2006.
  • 23GPP TS 36.211.3rd Generation Partnership Project;Techni-cal Specification Group Radio Access Network;Evolved Uni-versal Terrestrial Radio Access(E-UTRA);Physical Channeland Modulation(Release 9)[S].2010.
  • 3Rana M M.Channel estimation techniques and LTE terminalimplementation challenges[C]//InternationalConference on Computer and InformationTechnology.[s.l.]:[s.n.],2010:545-549.
  • 4Rana M M,Kouzan A Z.Channel estimationscheme for 3.9G wireless communication sys-tems using RLS algorithm[C]//IEEE Inter-national Conference on Advanced InformationManagement and Service.[s.l.]:[s.n.],2010:494-497.
  • 5Huang G,Nix A,Armour S.DFT-BasedChannel Estimation and Noise Variance Esti-mation Techniques for Single-Carrier FDMA[C]//IEEE Vehicular Technology Confer-ence.[s.l.]:[s.n.],2010:1-5.
  • 6da Silva I L J,de Almeida A L F,CavalcantiF R P,et al.Improved Data-Aided ChannelEstimation in LTE PUCCH Using a TensorModeling Approach[C]//IEEE Internation-al Conference on Communications.[s.l.]:[s.n.],2010:1-5.
  • 7Ng J C L,Letaief K B,Murch R D.Complex optimal sequenceswith constant magnitude for fast channel estimation initializa-tion[J].IEEE Trans on Commun,1998,46(3):305-308.
  • 8Popovic B M.Generalized chirp-like polyphase sequenceswith optimum correlation properties[J].IEEE Trans on InfTheory,1992,38(4):1406-1409.
  • 9Sesia S.LTE-UMTS长期演进理论与实践[M].马霓,译.北京:人民邮电出版社,2009.
  • 10Ozdemir M K,Arslan H. Channel estimation for wireless OF- DM systems [ J ]. IEEE Communications Surveys & Tutorials, 2007,9(2) : 18-48.

引证文献4

二级引证文献2

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部