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...

基于广义空移键控调制的物理层安全方案

DOI: 10.13190/j.jbupt.2015.04.009, PP. 39-44

Keywords: 广义空移键控,物理层安全,相位对齐,保密传输

Full-Text   Cite this paper   Add to My Lib

Abstract:

提出一种基于广义空移键控调制的多输入单输出系统中的物理层安全传输方案.发射端利用合法接收者反馈的信道信息对发送信号进行预处理,使合法接收者接收的来自各发射天线信号的相位对齐;同时进行相位旋转来增加星座点间的距离,从而提高合法接收者的接收性能,降低误码率.而窃听者接收到的各信号的相位仍然为随机分布,接收性能明显低于合法接收者.对合法接收者和窃听者的误比特率和保密容量进行了理论和仿真分析.理论和仿真结果表明,所提方案能明显降低合法接收者的误比特率,即使在合法信道性能比窃听信道性能要差的情况下,系统仍然能实现保密传输.

References

[1]  Renzo M D, Haas H, Sinanovic S, et al. Spatial modulation[J]. IEEE Transactions on Vehicular Technology, 2008, 57(4): 2228-2241.
[2]  韩东升, 杨维, 许昌龙. Nakagami-m信道下有限反馈多天线系统性能分析[J]. 北京邮电大学学报, 2012, 35(2): 10-14. Han Dongsheng, Yang Wei, Xu Changlong. Performance analysis of limited feedback multiple antenna systems under nakagami-m channel[J]. Journal of Beijing University of Posts and Telecommunications, 2012, 35(2): 10-14.
[3]  Stavridis A, Sinanovic S, Renzo M D, et al. An energy saving base station employing spatial modulation[C]//IEEE 17th International Workshop on Computer Aided Modeling and Design of Communication Links and Networks (CAMAD). Barcelona: IEEE Conference Publications, 2012: 231-235.
[4]  Wu C H, Chung W H, Liang H W. Improved generalized space-shift keying via power allocation[J]. IEEE Communications Letters, 2014, 18(7): 1143-1146.
[5]  Guan Xinrong, Cai Yueming, Yang Weiwei. On the secrecy mutual information of spatial modulation with finite alphabet[C]//IEEE Wireless Communications Signal Processing (WCSP). Huangshan, China: IEEE Conference Publications, 2012: 1-4.
[6]  Sinanovic S, Sreafimovski N, Renzo M D, et al. Secrecy capacity of space keying with two antennas[C]//IEEE Vehicular Technology Conference. Quebec: IEEE Conference Publications, 2012: 1-5.
[7]  Maurer U M. Secret key agreement by public discussion from common information[J]. IEEE Transactions Information Theory, 1993, 39(3): 733-742.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133