全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

正交空时分组码近似性能分析

DOI: 10.13190/jbupt.200703.6.xuf, PP. 6-10

Keywords: 正交空时分组码,分集增益,性能分析

Full-Text   Cite this paper   Add to My Lib

Abstract:

在平坦瑞利衰落信道下,提出了3种正交空时分组码(OSTBC)在MPSK和MQAM调制下的近似性能分析方法(分别称为放缩法、矩形法和梯形法),并给出其近似表达式.通过对近似结果的分析,OSTBC能获得满分集增益.仿真结果表明,梯形法近似效果最好.在较小的分段数下,采用梯形法的性能曲线与理论曲线吻合.在高信噪比条件下,这3种近似性能曲线均能较好地逼近精确性能曲线,并能满足实际工程需求.

References

[1]  Wang Z, Giannakis G B. A simple and general parameterization quantifying performance in fading channels[J]. IEEE Trans on Commun, 2003, 51(8): 1389-1398.
[2]  Chiani M, Dardari D, Simon M K. New exponential bounds and approximations for the computation of error probability in fading channels[J]. IEEE Trans on Wireless Commun, 2003, 2(4): 840-845.
[3]  Gradshteyn I S, Ryzhik I M. Table of integrals,series, and products[M]. 6th ed. San Diego: Academic, 2000.
[4]  Lu Jianggang, Lu Yinghua, Du Juan, et al. Antenna array structures effect on water-filling capacity of indoor NLOS MIMO channel[J]. The Journal of China University of Posts and Telecommunications, 2005, 12(3): 17-20.
[5]  Alamouti S M. A simple transmit diversity technique for wireless communications[J]. IEEE J Selet Areas Commun, 1998, 16(8): 1451-1458.
[6]  Jin Yidan, Zhang Feng, Wu Weiling. Iterative multi-user detection and decoding for space-time block coding systems[J]. The Journal of China University of Posts and Telecommunications, 2006, 13(4): 24-28.
[7]  Li Xiangming, Luo Tao, Yue Guangxin, et al. A square method to simplify the decoding of orthogonal space-time block codes[J]. IEEE Trans on Commun, 2001, 49(10): 1700-1703.
[8]  Shin H, Lee J H. Exact symbol error probability of orthogonal space-time block codes//IEEE GLOBECOM—2002. Taipei: IEEE Press, 2002: 1197-1201.
[9]  Tarokh V, Jafarkhani H, Calderbank A R. Space-time block coding for wireless communication: performance results[J]. IEEE J Select Areas Commun, 1999, 17(3): 451-460.
[10]  Hao Z, Gulliver T A. Capacity and error probability analysis for orthogonal space-time block codes over fading channels[J]. IEEE Trans on Wireless Commun, 2005, 4(2): 808-819.
[11]  Simon M K, Alouini M S. Digital communication over fading channels: a unified approach to performance analysis[M]. New York: Wiley, 2002.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133