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...

MIMO空间通信格约简TH预编码分析与改进

DOI: 10.11728/cjss2015.04.519, PP. 519-524

Keywords: 空间通信,MIMO,格约简,TH预编码

Full-Text   Cite this paper   Add to My Lib

Abstract:

为了评价现有MIMO空间通信预编码方案并改进,分析与仿真了基于迫零和最小均方误差准则的联合LLL格约简非线性TH预编码算法.在TH预编码基础上,通过改善信道矩阵奇异性,提出了改进的格约简TH预编码方法.仿真表明,采用最小均方准则的预编码MIMO系统性能优于采用迫零准则的系统;所提格约简TH预编码算法相对现有的TH编码算法,在采用LLL格约简而使复杂度下降时,仍可获得相对较好的误码性能,适合多天线MIMO空间传输预编码等应用.

References

[1]  Kuo C C J, Tsai S H, Tadjpour L, et al. Precoding Technologies for Digital Communication System[M]. Beijing: National Defense Industry Press, 2013:1-83. In Chinese (Kuo C C J, Tsai S H, Tadjpour L, et al. 数字通信系统预编码技术[M]. 北京: 国防工业出版社, 2013:1-83)
[2]  Sampath H, Paulraj A. Linear precoding for space-time coded systems with known fading correlations[J]. IEEE Commun. Lett., 2002, 1(6):239-241
[3]  Windpassinger C, Fischer R F H, Vencel T, et al. Precoding in multi-antenna and multi-user communications[J]. IEEE Trans. Wireless Commun., 2004, 3(4):1305-1316
[4]  Andrea A N D, Mengali U, Reggiannini R. The modified Cramer Rao bound and its application to synchronization problems[J]. IEEE Trans. Commun., 1994, 42(2):1391-1399
[5]  Liu J, Zhang J K, Wong K M. On the design of minimum BER linear space-time block codes for MIMO systems equipped with MMSE receivers[J]. IEEE Trans. Signal Proc., 2006, 54(8):3147-3158
[6]  Christoph W, Robert F H, Johannes B H. Lattice reduction aided broadcast precoding[J]. IEEE Trans. Commun., 2004, 52(12):2057-2060
[7]  Lenstra A K, Lenstra H W, Lovász L. H Factoring polynomials with rational coefficients[J]. Math. Ann., 1982, 261(4):515-534
[8]  Wübben D, Seethaler D, Jaldén J, et al. Lattice reduction-A survey with applications in wireless communica-tions[J]. IEEE Signal Proc. Mag., 2011, 50(5):70-91

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133