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MIMO通信系统中QRD-M检测算法的改进

李玮 程时昕 陈明

李玮, 程时昕, 陈明. MIMO通信系统中QRD-M检测算法的改进[J]. 电子与信息学报, 2008, 30(8): 1828-1831. doi: 10.3724/SP.J.1146.2006.02040
引用本文: 李玮, 程时昕, 陈明. MIMO通信系统中QRD-M检测算法的改进[J]. 电子与信息学报, 2008, 30(8): 1828-1831. doi: 10.3724/SP.J.1146.2006.02040
Li Wei, Cheng Shi-xin, Chen Ming. A Improved QRD-M Algorithm for MIMO Signal Detection[J]. Journal of Electronics & Information Technology, 2008, 30(8): 1828-1831. doi: 10.3724/SP.J.1146.2006.02040
Citation: Li Wei, Cheng Shi-xin, Chen Ming. A Improved QRD-M Algorithm for MIMO Signal Detection[J]. Journal of Electronics & Information Technology, 2008, 30(8): 1828-1831. doi: 10.3724/SP.J.1146.2006.02040

MIMO通信系统中QRD-M检测算法的改进

doi: 10.3724/SP.J.1146.2006.02040
基金项目: 

国家自然科学基金重大项目(60496311)和新世纪人才支持计划资助课题

A Improved QRD-M Algorithm for MIMO Signal Detection

  • 摘要: 该文对MIMO通信系统中的QRD-M检测算法进行了研究,将其分解为两个级联检测的等效模型,并据此提出了对传统QRD-M检测算法的改进方案,进行了复杂度分析。性能仿真证明该改进算法能够更灵活地实现系统性能和复杂度的折衷设计,可以在相同或相近复杂度的条件下获得更好的性能。
  • Foschini G J and Gans M J. On limits of wirelesscommunications in a fading environment when using multipleantennas[J].Wireless Personal Communications.1998, 6(3):311-335[2]Larsson E G and Stoica P. Space-Time Block Coding forWireless Communications. Cambridge University: CambridgeUniversity Press, 2003. Chapter 7.[3]Raphaeli Dan. Iterative cochannel interference cancellation insynchronous CDMA on a frequency selective channel. inProc5th IEEE Conference on International UniversalPersonal Communications, Cambridge, MA, Sept, 1996 Vol.1:336-340.[4]Verdu Sergio and Multiuser detection. Cambridge University:Cambridge University Press, 1st Edition, 1998, Chapter 7.Wolniansky P W.[J].Foschini G J, Golden G D and ValenzuelaR A. V-BLAST: An architecture for realizing very high datarates over the rich-scattering wireless channel. in Proc. ofISSSE1998, Pisa Italy.1998,:-[5]Foschini G J. Layered space-time architecture for wirelesscommunication in a fading environment when usingmulti-element antennas[J].Bell labs Technical Journal.1996,1(2):41-59[6]Chin W H, Constantinides A G, and Ward D B. Parallelmultistage detection for multiple antenna wireless systems[J].Electronics Letters.2002, Vol. 38(12):597-599[7]Tse D and Viswanath P. Fundamentals of wirelesscommunication, 1st ed., Cambridge University: CambridgeUniversity Press, 2005, Chapter 8.[8]王东明. 无线MIMO 系统中迭代检测与信道估计技术研究.[博士论文], 南京东南大学移动通信国家重点实验室, 2006.[9]Viterbo E and Boutros J. A universal lattice code decoder forfading channels[J].IEEE Trans. on Inf. Theory.1999, 45(5):1639-1642[10]Damen O, Chkeif A, and Belfiore J C. Lattice code decoderfor space-time codes[J].IEEE Comm. Letter.2000, 4(5):161-163[11]Dai Yongmei, Sun Sumei, and Lei Zhongding, A comparativestudy of QRD-M Detection and sphere decoding forMIMO-OFDM systems. in PIMRC 2005, Berlin Germany,Sept. 2005: 11-14.[12]Kyeong Jin Kim, Jiang Yue, Ronald A Iltis. and Jerry DGibson. A QRD-M/Kalman Filter-Based detection andchannel estimation algorithm for MIMO-OFDM systems.IEEE Trans. on Wireless Communication, 2005, 4(2):710-721.[13]Aulin T M. Breadth-first maximum likelihood sequencedetection: Basics[J].IEEE Trans. on Comm.1999, 47(2):208-216[14]Ogawa Y, Nishio K, Nishimura T, and Ohgane T. AMIMO-OFDM system for high-speed transmission. IEEEVehicular Technology Conference, Orlando Florida, USA,Oct. 2003, Vol. 1: 493-497.[15]Jakes W C. Microwave mobile communications. New York:IEEE Press, 1993: Chapter 6.[16]Chin W H. QRD based tree search data detection for MIMOcommunication systems. in Proceedings of the IEEEVehicular Technology Conference, Stockholm Sweden, May2005. Vol. 3: 1624-1627.
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出版历程
  • 收稿日期:  2006-12-25
  • 修回日期:  2007-06-22
  • 刊出日期:  2008-08-19

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