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Interference-alignment-embedded iterative beamforming design for multi-cell MIMO broadcasting

  • Beihang 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 consider downlink multi-cell multi-user multi-antenna systems, where the users experience interference from adjacent cells as well as other users in the same cell. We design an iterative beamforming algorithm towards sum-rate maximization. Specifically, we propose an interference- alignment-embedded structure in the iteration, where a two-layer precoder approximately aligns the intra-cell interference with the inter-cell interference, and a max-SINR detector maximizes the achievable data rate. Simulation results show that the algorithm converges rapidly and achieves superior performance in noise-limited environments.

源语言英语
主期刊名ICSP 2012 - 2012 11th International Conference on Signal Processing, Proceedings
52-55
页数4
DOI
出版状态已出版 - 2012
活动2012 11th International Conference on Signal Processing, ICSP 2012 - Beijing, 中国
期限: 21 10月 201225 10月 2012

出版系列

姓名International Conference on Signal Processing Proceedings, ICSP
1

会议

会议2012 11th International Conference on Signal Processing, ICSP 2012
国家/地区中国
Beijing
时期21/10/1225/10/12

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