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基于卡尔曼滤波器的OFDM系统时变信道估计 被引量:5

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摘要 文章应用卡尔曼滤波器进行时域的信道估计,在此基础上进行ICI的消除,并在频域采用LS信道估计和单点均衡。仿真结果表明,相对于单纯的频域估计方法,这种方法有效提高了系统的性能。
出处 《移动通信》 2008年第2期82-85,共4页 Mobile Communications
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参考文献6

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同被引文献25

  • 1白宾锋,蔡跃明,徐友云.OFDM系统中一种维纳LMS信道跟踪算法[J].电子与信息学报,2005,27(11):1699-1703. 被引量:5
  • 2胡亮,陈少平,夏细苟.用基于导频的维纳滤波器对快变信道进行性能评估[J].现代电子技术,2006,29(7):57-59. 被引量:1
  • 3王铮.信道估计中基于变换域的降噪处理技术[J].信息技术与信息化,2006(2):27-29. 被引量:3
  • 4宋铁成,尤肖虎,沈连丰,宋晓晋.基于导频和修正Kalman滤波的MIMO-OFDM信道估计方法[J].通信学报,2007,28(2):23-28. 被引量:12
  • 5邓聚龙.灰色系统基本方法[M].武汉:华中科技大学出版社,2005.
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  • 7You Y H, Jeon W G, Paik J H, et al. Training sequence design and channel estimation of OFDM-CDMA broadband wireless access networks with diversity techniques[J]. IEEE Transactions on Broadcasting, 2003, 49(4): 354-361.
  • 8Mahmoud H M, Mousa A S, Saleem R. Channel estimation based in comb-type pilots arrangement for OFDM system over time varying channel[J]. Journal of Networks, 2010, 5(7): 766-772.
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  • 10Necker M C, Stuber G L. Totally blind channel estimation for OFDM on fast varying mobile radio channels[J]. IEEE Transactions on Wireless Communications, 2004, 3(5): 1514 -1525.

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