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电子学报  2001 

一种新的基于相关序列的CDMA系统盲波束形成方法

, PP. 1893-1896

Keywords: 相关序列,盲波束形成,空时处理

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Abstract:

本文根据相关值序列只与相邻的两个比特符号有关而且具有确定性的特点,提出了利用相关值序列来得到波束形成权的盲波束形成方法.该方法既考虑了对干扰的最大抑制,又强调了对多径信号的充分利用.它利用了期望用户信号的所有能量,不需要已知信道参数,也不需要发训练序列.另外,提出的方法还具有不受非零时延的相关值大小的限制、能自动识别多径信号及形成波束权矢量时所需用户符号数少的特点.

References

[1]  Sheinvald J.On blind beamforming for multiple non-Gaussian signal and the constant modulus algorithm [J].IEEE Trans.on Signal Processing,1998,46:1878-1885.
[2]  Y-F Chen,M D Zolotowski,J Ramos,C Chatterjee,V P Roychowdhury.Reduced-dimension blind space-time 2-D rake receivers for DS-CDMA communication systems [J].IEEE Trans.on Signal Processing,June 2000,48:1521-1536.
[3]  M D Zolotowski,Ramos.Blind multiuser access interference cancellation for CDMA based Pcs/Cellular using antenna arrays [A].Proc.I-CASSP,Atlanta [C],GA,May,1996:2730-2733.
[4]  Qiang Wu,Kon Max Wong.Blind adaptive beamforming for cyclostationary signals [J].IEEE Trans.on Signal Processing,1996,44:2757-2767.
[5]  Wang x.Poor H V.Blind adaptive multiuser detection in multipath CD-MA channel based on subspace tracking [J].IEEE Trans.on Signal Processing,1998,46:3030-3044.
[6]  J Ramos,M D Zoltowski,H Liu.Low complexity space-time processor for DS-CDMA communications [J].IEEE Trans.on Signal Processing,Jan.2000,48:39-52.

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