高级搜索

留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

MC-CDMA系统迭代检测中的一种基于EM的信道估计算法

王鹏 姜华 刘海涛 杨根庆

王鹏, 姜华, 刘海涛, 杨根庆. MC-CDMA系统迭代检测中的一种基于EM的信道估计算法[J]. 电子与信息学报, 2005, 27(11): 1691-1694.
引用本文: 王鹏, 姜华, 刘海涛, 杨根庆. MC-CDMA系统迭代检测中的一种基于EM的信道估计算法[J]. 电子与信息学报, 2005, 27(11): 1691-1694.
Wang Peng, Jiang Hua, Liu Hai-tao, Yang Gen-qing. An EM Channel Estimation Algorithm for Iterative Detection of MC-CDMA Systems[J]. Journal of Electronics and Information Technology, 2005, 27(11): 1691-1694.
Citation: Wang Peng, Jiang Hua, Liu Hai-tao, Yang Gen-qing. An EM Channel Estimation Algorithm for Iterative Detection of MC-CDMA Systems[J]. Journal of Electronics and Information Technology, 2005, 27(11): 1691-1694.

MC-CDMA系统迭代检测中的一种基于EM的信道估计算法

An EM Channel Estimation Algorithm for Iterative Detection of MC-CDMA Systems

  • 摘要: 该文将多用户检测和译码相结合的迭代检测技术应用于MC-CDMA系统。多用户检测器由串行干扰消除和其后的MMSE滤波器组成。信道估计器采用一种基于期望最大(EM)信道估计算法,该算法降低了信道估计的复杂度,仿真表明其具有良好的性能。
  • Yee N.[J].Linnartz J P, Fettweis G. Multicarrier CDMA in indoor wireless radio networks[A]. Proc. of IEEE PIMRC93[C], Yokohama, Japan.1993,:-[2]Reed M C, Schlegel C B, Alexander P D, Asenstorfer J A. I terative multiuser detection for CDMA with FEC: Near-single[3]-user performance. IEEE Trans. on Commun, 1998, 46(12):1693-1699.[4]Alexander P D, Reed M C, Asenstorfer J A, Schlegel C B. Iterative multiuser interference reduction: Turbo CDMA[J].IEEE Trans. on Commun .1999, 47 (7):1008-1014[5]Wang X, Poor V. Iterative (turbo) soft interference cancellation and decoding for coded CDMA, IEEE Trans. on Commun., 1999, 47(7): 1047-1061.[6]Zemen T.[J].Wehinger J, Mecklenbrauker C, Muller R. Iterative detection and channel estimation for MC-CDMA. ICC03. Anchorage, Alaska, USA.2003,:-Khn V. Iterative interference cancellation and channel estimation for coded OFDM-CDMA. ICC03. Anchorage, Alaska, USA, 2003: 2465-2469.[7]Kobayashi M, Boutros J, Gaire G. Successive interference cancellation with SISO decoding and EM channel estimation[J].IEEE J. on Select. Areas Commun.2001, 19(8):1450-1460[8]Dempster A, Laird N, Rubin D. Maximum-likehood from incomplete data via the EM algorithm. J. Royal Statistics Soc., Ser.B, 1977, 39(1): 1-38.[9]Moon T. The expectation-maximization algorithm[J].IEEE Signal Processing Mag..1996, 13(6):47-60[10]Boutros J, Gaire G. Iterative multiuser joint decoding: Unified framework and asymptotic analysis[J].IEEE Trans. on. Inform. Theory.2002, 48(7):1772-1793[11]Gaire G, Mller R. The optimal received power distribution for IC -based iterative multiuser joint decoders. Proc.39th Annual Allerto -n Conf. on Comm., Cont. and Comp, Monticello, IL, USA,[12]2001.[13]Bahl L, Cocke J, Jelinck F, Raviv J. Optimal decoding of linear codes for minimizing symbol error rate. IEEE Trans. on. Inform[14]. Theory, 1974, 20(2): 284-287.
  • 加载中
计量
  • 文章访问数:  2036
  • HTML全文浏览量:  30
  • PDF下载量:  876
  • 被引次数: 0
出版历程
  • 收稿日期:  2004-05-31
  • 修回日期:  2005-02-07
  • 刊出日期:  2005-11-19

目录

    /

    返回文章
    返回

    官方微信,欢迎关注