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差分空时块对角码

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摘要 提出一种用于多入多出无线通信系统的新型差分空时编码—差分空时块对角码.利用这种编码所具有的块对角结构,能够设计出多种高性能差分空时块对角码,尤其适用于发射天线较多、传输速率较高的情况.在平坦衰落信道下,当传输速率高于1bps/Hz时,差分空时块对角码的性能优于传统的差分空时码,而且发射天线越多优势越明显;在频率选择性衰落信道下,采用此编码的多入多出正交频分复用系统能够同时获得很高的空间、时间和频率分集增益.由于具有特殊的正交结构,差分空时块对角码还具有简单的译码算法.另外,采用此编码还可以大幅度降低射频电路成本.
出处 《中国科学(E辑)》 CSCD 北大核心 2007年第8期1032-1044,共13页 Science in China(Series E)
基金 国家"863"计划资助项目(批准号:2003AA12331004)
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参考文献17

  • 1Telatar I E. Capacity of multiantenna Gaussian channels. Eur Trans Telecomm, 1999, 10(6): 585-595 被引量:1
  • 2Foschini G J. Layered space-time architecture for wireless communication in a fading environment when using multi-element antennas. Bell Labs Tech J, 1996, 1(2): 41-59 被引量:1
  • 3Tarokh V, Seshadri N, Calderbank A R. Space-time codes for high data rate wireless communication: Performance criterion and code construction. IEEE Trans Inf Theory, 1998, 44(2): 744-765 被引量:1
  • 4Alamouti S M. A simple transmit diversity technique for wireless communications. IEEE J Sel Areas Commun, 16(8): 1451-1458 被引量:1
  • 5Tarokh V, Jafarkhani H, Calderbank A R. Space-time block codes from orthogonal designs. IEEE Trans Inf Theory, 1999, 45(2): 1456-1467 被引量:1
  • 6Su W, Xia X G. On space-time block codes from complex orthogonal designs. Wirel Pers Commun, 2003, 25:1-26 被引量:1
  • 7Gesbert D, Shaft M, Shiu D, et al. From theoryto practice: An overview of MIMO space-time coded wireless systems. IEEE J Sel Areas Commun, 2003, 21(3): 281-302 被引量:1
  • 8Tarokh V, Jafarkhani H. A differential detection scheme for transmit diversity. IEEE J Sel Areas Commun, 2000, 18(7): 1169-1174 被引量:1
  • 9Hughes B L. Differential space-time modulation. IEEE Trans Inf Theory, 2000, 46(7): 2567-2578 被引量:1
  • 10Hochwald B M, Marzetta T L. Unitary space-time modulation for multiple-antenna communication in Rayleigh flat-fading. IEEE Trans Inf Theory, 2000, 46(2): 543-564 被引量:1

二级参考文献10

  • 1程云鹏.矩阵论:第二版[M].西安:西北工业大学出版社,2001.126. 被引量:1
  • 2Hochwald B M, Marzetta T L. Unitary space-time modulation for multiple-antenna communication in Rayleigh flat fading. IEEE Trans Inform Theory, 2000, 46:543-564. 被引量:1
  • 3Hochwald B M, Sweldens W. Differential unitary space-time modulation. IEEE Trans Communication,Dec,2000, 148:2041-2052. 被引量:1
  • 4Brian L Hughes. Differential space-time modulation. IEEE Trans Information Theory, Nov, 2000, 46(7):2567-2578. 被引量:1
  • 5Marzetta T L, Hochwald B M. Capacity of a mobile multiple-antenna communication link in Rayleigh flat-fading. IEEE Trans Inform Theory, 1999, 45:139-157. 被引量:1
  • 6Hochwald B M, Marzetta T L, Babak H. Space-time autocoding. IEEE Trans Inform Theory, Nov, 200147(7): 2761-2781. 被引量:1
  • 7Shokrollahi A, Hassibi B, Hochwald B M, et al. Representation Theory for High-Rate Multiple-Antenna Code Design. IEEE Trans on Inform Theory, Sept. 2001 47(6): 2335-2367. 被引量:1
  • 8Tarokh V, Jafarkhani H. A differential detection scheme for transmit diversity. IEEE J Select Area Commun,July, 2000, 18(7): 1169-1174. 被引量:1
  • 9JakesW C. Microwave Mobile Communications, Piscataway. NJ: IEEE Press, 1993. 被引量:1
  • 10Hochwald B M, Marzetta T L, Richardson T J, et al. Systematic design of unitary space-time constellations,IEEE Trans Inform Theory, Sept, 2000 46:1962-1973. 被引量:1

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