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Free-space optical communication employing polarization shift keying coherent modulation in atmospheric turbulence channel

  • X. Tang
  • , Z. Ghassemlooy*
  • , S. Rajbhandari
  • , W. O. Popoola
  • , C. G. Lee
  • , E. Leitgeb
  • , V. Ahmadi
  • *此作品的通讯作者
  • Northumbria University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

A binary polarization shift keying (2PolSK) scheme with a coherent heterodyne receiver for a free space optical (FSO) link through atmospheric turbulence channel is proposed and discussed. The maximum ratio combining (MRC) and equal gain combining (EGC) spatial diversity techniques have been applied to mitigate the turbulence induced irradiance fluctuation with bit error rate (BER) expressions derived for each. The communication channel is modelled as a gamma-gamma channel. The analysis of the 2PolSK characteristics is based on the error performance in turbulence regimes from weak to strong. Simulation results show that using the proposed system with MRC offers the best performance but at the cost of high system complexity.

源语言英语
主期刊名2010 7th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2010
出版商IEEE Computer Society
615-620
页数6
ISBN(印刷版)9781861353696
DOI
出版状态已出版 - 2010
已对外发布
活动2010 7th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2010 - Newcastle upon Tyne, 英国
期限: 21 7月 201023 7月 2010

出版系列

姓名2010 7th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2010

会议

会议2010 7th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2010
国家/地区英国
Newcastle upon Tyne
时期21/07/1023/07/10

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