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双循环相关复倒谱的多用户盲信道辨识方法

曹士坷 张力军

曹士坷, 张力军. 双循环相关复倒谱的多用户盲信道辨识方法[J]. 电子与信息学报, 2004, 26(6): 928-934.
引用本文: 曹士坷, 张力军. 双循环相关复倒谱的多用户盲信道辨识方法[J]. 电子与信息学报, 2004, 26(6): 928-934.
Cao Shi-ke, Zhang Li-jun. Blind Multiuser Channel Identification Based on Cyclic Complex Cepstrum[J]. Journal of Electronics & Information Technology, 2004, 26(6): 928-934.
Citation: Cao Shi-ke, Zhang Li-jun. Blind Multiuser Channel Identification Based on Cyclic Complex Cepstrum[J]. Journal of Electronics & Information Technology, 2004, 26(6): 928-934.

双循环相关复倒谱的多用户盲信道辨识方法

Blind Multiuser Channel Identification Based on Cyclic Complex Cepstrum

  • 摘要: 该文针对多用户系统提出了一种新颖的盲辨识方法.它利用了调制引入的循环平稳性,可以识别出不同的用户不同的传感器(天线)各自的传输信道.利用循环复倒谱的方法可以给出信道的估计,方法简单明了,与现有的方法相比有一定的优势,适合于多用户上行链路信道.文中还给出了信道可辨识性的条件和证明,提出了辨识算法,并对算法进行了模拟.
  • Cao Shi-ke(曹士坷),Zhang Li-jun(张力军).Blind MIMO channel estimation based on modulationinduced two-cycle cyclostationarity.The Journal of China Universities of Posts and Telecommunications,2002,9(4):38-46.[2]Cao Shike(曹士坷),Zhang Lijun(张力军).Blind channel estimation for CDMA based on modulation-induced cyclostationarity,Proceedings of the International Conference on Communication Technology (ICCT2003),Beijing,April 2003:1804-1808.[3]Wang Z,Giannakis G B.Wireless multicarrier communications:where Fourier meets Shannon[J].IEEE Signal Processing Magazine.2000,17(5):29-48[4]Hatzinakos D.Nonminimum phase channel deconvolution using the complex cepstrum of the cyclic autocorrelation.IEEE Trans.on Signal Processing,1994,SP-42(11):3026-3042.[5]Hatzinakos D,Nikias C L.Estimation of multipath channel response in frequency selective channels[J].IEEE J.on Selected Areas in Communications.1989,7(1):12-19[6]Picinbono B,Bondon P.Second-order statistics of complex signals.IEEE Trans.on Signal Processing,1997,SP-45(2):411-419.[7]Giannakis G B.Cyclostationary signal analysis,Chapter in Digital Signal Processing Handbook,V.K.Madisetti,D.Williams,editors-in-chief,CRC Press,1998.[8]Pan R,Nikias C L.The complex cepstrum of higher order cumulants and nonminimum phase system identification.IEEE Trans.on Acoustics,Speech and Signal Processing,1988,ASSP36(2):186-205.
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出版历程
  • 收稿日期:  2002-12-17
  • 修回日期:  2003-06-16
  • 刊出日期:  2004-06-19

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