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MIMO-OFDM信道估计算法比较 被引量：4

Comparison of Channel Estimation Algorithms for the MIMO-OFDM System
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摘要 本文研究了MIMO-OFDM系统中基于LS、LMMSE及SVD的信道估计算法,并对其进行了性能分析和比较。通过计算机仿真验证了SVD性能优于LS算法,简化了LMMSE算法,降低了运算复杂度,且性能良好。 This paper studies channel estimation algorithms based on LS,LMMSE and SVD for OFDMsystem,and their performances are analyzed and compared.SVD-based algorithm can lower the complexity of computation,simply the LMMSE algorithm,and achieve good performance.
作者 叶丽丽
机构地区 德州职业技术学院
出处 《软件》 2013年第4期52-53,87,共3页 Software
关键词 多输入多输出 正交频分复用 信道冲激响应 MIMO OFDM channel estimation MMSE
分类号 TP391 [自动化与计算机技术—计算机应用技术]
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参考文献4

  • 1YI GONG, LETAIEF K B. Low rank channel estimation for space--time coded wideband OFDM systems[C].Proc IEEE 54th Vehicular Technology Conf.2001, 772--775.
  • 2LI Y. Simplified channel estimation for OFDM systems with multiple transmit antennas[J] .IEEE Transactions on Wireless Communication, 2002, 1 (01) :67-75 .
  • 3Won Gi Jeon,K yung Hyun Paik , and Yong Soo Cho, "Two-dimensional MMSE channel estimation Ior OFDM systems with transmitter diversity," in Proc. IEEE 54th Vehicular Technology Conf., pp. 1682-1685, Fall 2001.
  • 4Marzetta T L. characteristics communications Communication, BLAST training: Estimating channel for high capacity sDace-time wireless [C]. 37th Annual Allerton Conference on Control and Computing, 1999.

同被引文献19

  • 1Study on 3D channel model for LTE. 3GPP,TR 36.873 v1.2.0-2013 .
  • 2TP for mechanical tilt. 3GPP,R1-136021-2013 .
  • 3Spatial channel model for Multiple Input Multiple Output (MIMO)simulations. 3GPP,TR 25.996 v9.0.0-2009 .
  • 4Huber, K.,Haykin, S.Improved bayesian MIMO channel tracking for wireless communications: incorporating a dynamical model. Wireless Communications, IEEE Transactions on . 2006
  • 5Wireless LAN Medium Access Control (MAC)and Physical Layer (PHY)Specifications. IEEE Std,802.11 Amendment 4-2003 . 2003
  • 6Yang B.G,Letaief K.B,Cheng R.S.'An Improved Combined Symbol and Sampling Clock Synchronization Method for OFDM Systems,'. IEEE Wireless Communications and Networking Conference . 1999
  • 7IEEE.Wireless LAN Medium Access Control (MAC) and Physical Layer(PHY) Specifications. IEEE Std 802.11-1999 . 1999
  • 8周恩等,编著.下一代宽带无线通信OFDM与MIMO技术(M)人民邮电出版社, 2007
  • 9Moose P H.A technique for orthogonal frequency division multiplexing frequency offset correction. IEEE Transactions on Communications . 1994
  • 10D. Landstrom,S. K. Wilson,J. J. Van de Beek,P. Odling,P. O. Borjesson.'Symbol time offset estimation in coherent OFDM systems,'. Proc. Int. Conf. On Communications . 1999

引证文献4

二级引证文献16

软件
2013年 第4期

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