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Cross-tier interference mitigation in wideband HetNets with full duplex

  • University of Southern California
  • NEC Corporation

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

Full duplex assisted inter-cell interference coordination (fICIC) has been shown effective to mitigate the cross-tier inter-cell interference (ICI) generated by the macro-cell base station (MBS) to the small-cell user equipment (SUE) in downlink narrowband heterogeneous networks. The fICIC applies full duplex technique at the small-cell BS (SBS) such that the SBS can forwarded the overheard ICI to neutralize the ICI directly received at the SUE at the same time as sending the desired signal. In this paper, we develop the framework for the design of wideband fICIC. Different from the narrowband system where only a single-tap forwarding filter is required, in the wideband system the multi-tap time-domain finite impulse response (FIR) forwarding filter needs to be jointly designed with multi-subcarrier frequency-domain power allocation for desired signals. A suboptimal wideband fICIC scheme is proposed in closed form. Simulation results demonstrated the gain of the proposed scheme.

源语言英语
主期刊名SPAWC 2016 - 17th IEEE International Workshop on Signal Processing Advances in Wireless Communications
出版商Institute of Electrical and Electronics Engineers Inc.
ISBN(电子版)9781509017492
DOI
出版状态已出版 - 9 8月 2016
活动17th IEEE International Workshop on Signal Processing Advances in Wireless Communications, SPAWC 2016 - Edinburgh, 英国
期限: 3 7月 2016 → 6 7月 2016

丛书

姓名IEEE Workshop on Signal Processing Advances in Wireless Communications, SPAWC
卷2016-August

会议

会议17th IEEE International Workshop on Signal Processing Advances in Wireless Communications, SPAWC 2016
国家/地区英国
市Edinburgh
时期3/07/16 → 6/07/16

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