An irregular repeat accumulate coded adaptive amplify-and-forward scheme based on the EESM model

Mingxiang Xie, Xiang Chen, Jing Huang

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Cooperative communication is a bright technology to acquire diversity gain in wireless terminals by sharing their antennas. With the fixed amplify-and-forward (AF) mode, relay node always helps to relay the data of the source node with unchanged transmission power. Judging from the power efficiency, it is obviously not optimal, particularly when channel states are quite good. An adaptive AF mode is provided in this paper based on the minus Exponential Effective-Signal to interference and noise ratio (SINR) Mapping (EESM) model, to the user cooperation system with the forward error correcting scheme of irregular repeat and accumulate (IRA) codes. The EESM model forecasts the optimal relay power of SN. The reliability requirement is guaranteed by IRA codes, and the battery power is saved to transmit new data. Both simulation results and theoretical analysis show that the power efficiency of user cooperation system is significantly improved the adaptive AF mode.

源语言英语
主期刊名Proceedings - 2015 8th International Conference on BioMedical Engineering and Informatics, BMEI 2015
编辑Zhiyong Tao, Li Bai, Sen Lin, Jinguang Sun, Lipo Wang, Liangshan Shao
出版商Institute of Electrical and Electronics Engineers Inc.
773-777
页数5
ISBN(电子版)9781509000227
DOI
出版状态已出版 - 8 2月 2016
已对外发布
活动8th International Conference on BioMedical Engineering and Informatics, BMEI 2015 - Shenyang, 中国
期限: 14 10月 201516 10月 2015

出版系列

姓名Proceedings - 2015 8th International Conference on BioMedical Engineering and Informatics, BMEI 2015

会议

会议8th International Conference on BioMedical Engineering and Informatics, BMEI 2015
国家/地区中国
Shenyang
时期14/10/1516/10/15

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