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The impact of relative distance on artificial-noise-aided secure transmission

  • Hao Deng
  • , Hui Ming Wang
  • , Yi Zhang
  • , Qian Yang
  • , Xueqin Jiang
  • , Wenjie Wang
  • Xi'an Jiaotong University
  • Henan University
  • Donghua University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

In this paper, we investigate the impact of relative distance and large-scale fading of legitimate user and eavesdropper on the artificial noise (AN) assisted secrecy scheme in a multiple-input single-output (MISO) wiretap channel. We show that AN does not always improve the achievable ergodic secrecy rate (ESR), and provide an exact signal-to-noise ratio (SNR) threshold below which AN does not work. We also derive approximately closed-form expressions of AN secrecy gain, which is defined as the difference between the ESR with AN and without AN. Analytical and numerical results verify that the relative distance impacts greatly on the SNR threshold and the AN secrecy gain.

源语言英语
主期刊名IEEE CITS 2016 - 2016 International Conference on Computer, Information and Telecommunication Systems
编辑Fei Gao, Zan Li, Daniel Cascado Caballero, Jing Fan, Mohammad S. Obaidat, Petros Nicoploitidis, Kuei Fang Hsiao
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781509034406
DOI
出版状态已出版 - 16 8月 2016
活动2016 International Conference on Computer, Information and Telecommunication Systems, CITS 2016 - Kunming, 中国
期限: 6 7月 20168 7月 2016

丛书

姓名IEEE CITS 2016 - 2016 International Conference on Computer, Information and Telecommunication Systems

会议

会议2016 International Conference on Computer, Information and Telecommunication Systems, CITS 2016
国家/地区中国
Kunming
时期6/07/168/07/16

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