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STBC和VBLAST相结合的MIMO系统

王中鹏 邱忠媛 吴伟陵

王中鹏, 邱忠媛, 吴伟陵. STBC和VBLAST相结合的MIMO系统[J]. 电子与信息学报, 2005, 27(7): 1098-1100.
引用本文: 王中鹏, 邱忠媛, 吴伟陵. STBC和VBLAST相结合的MIMO系统[J]. 电子与信息学报, 2005, 27(7): 1098-1100.
Wang Zhong-peng, Qiu Zhong-yuan, Wu Wei-ling. MIMO System Combining Space-Time Block Codes and VBLAST[J]. Journal of Electronics & Information Technology, 2005, 27(7): 1098-1100.
Citation: Wang Zhong-peng, Qiu Zhong-yuan, Wu Wei-ling. MIMO System Combining Space-Time Block Codes and VBLAST[J]. Journal of Electronics & Information Technology, 2005, 27(7): 1098-1100.

STBC和VBLAST相结合的MIMO系统

MIMO System Combining Space-Time Block Codes and VBLAST

  • 摘要: STBC编码是基于发端分集的传输方案,VBLAST是基于空间复用的传输方案;基于两种方案的MIMO 系统,在空间相关信道下系统的性能都会下降,但前者的性能会明显好于后者;该文提出一种折衷方案,将发射天线阵列分组,每组内采用STBC编码,接收端采用VBLAST算法。仿真结果表明:在空间相关信道下,该方案的误码率性能明显优于通常的VBLAST接收机。
  • Wolniansky P W, foschini G J, Golden G D, et al.. V- BLAST: an architecture for realizing very high data rates over the rich-scattering vireless channel. IEEE ISSSE, USA, IEEE press,1998:230 - 235.[2]Foschin G J. Layered space-time architecture for wireless communication in a fading environment when using multiple antennas. Bell Labs Technical Jurnal, 1966, 1 (2): 41 - 59.[3]Bolcskei H, Paulraj A. Performance of space-time in the presence of spatial fading correlation [C]. Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, Oct. 2000, (invited paper), Vol. 1,687 - 693.[4]Haas H, Costa E, Filippi A, et al.. The impact of channel correlation on space-time block codes for different modulation schemes. VTC2002-Fall. 2002 IEEE 56th, Vancouver, Canada,2002, Vol.3.[5]Wang Zhongpeng, Wu Weiling. Performance of space- time block code based on spatial correlated MIMO channels FTC2003,Beijing, 2003:417 - 421.[6]Choi Won-Joon.[J].Cloffi J. Space-time block codes over frequency selective Rayleigh fading channels. VTC99, IEEE VTS 50th ,Vol.5, Amsterdam, the Nether lands.1999,:-
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出版历程
  • 收稿日期:  2004-02-26
  • 修回日期:  2004-12-16
  • 刊出日期:  2005-07-19

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