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Beam biasing based interference mitigation scheme in millimeter wave satellite cluster with multi-beam receiving
Telecommunication Systems ( IF 2.5 ) Pub Date : 2020-07-11 , DOI: 10.1007/s11235-020-00691-9
Wen Zhang , Shanghong Zhang , Gaofeng Cui , Weidong Wang

The directional transmission of millimeter wave (mmWave) beam is applied in the satellite cluster, which can efficiently avoid the interference problem caused by the satellites working in the same frequency band. However, due to the dynamic change of the satellite cluster topology and the randomness of the message transmitted by satellite, there will still be interference. In this paper, in terms of beam domain, beam biasing is proposed as an interference mitigation scheme to maximize the achievable rate of the network. Specifically, in the view of resource management, enhanced genetic algorithms is applied to search for the optimal beam bias angle of every beam in mmWave with multi-beam receiving senior. Simulation results show that the proposed schemes can significantly improve the achievable rate compared with the conventional multi-beam receiving scheme for mmWave communication.



中文翻译:

具有多波束接收的毫米波卫星群中基于波束偏置的干扰减轻方案

毫米波(mmWave)波束的定向传输应用于卫星集群,可以有效避免工作在相同频段的卫星造成的干扰问题。但是,由于卫星簇拓扑的动态变化和卫星发送的消息的随机性,仍然会存在干扰。在本文中,就波束域而言,提出了波束偏置作为干扰缓解方案,以最大程度地提高网络的可实现速率。具体而言,从资源管理的角度出发,采用增强遗传算法,以毫米波级的多波束接收高级搜索最佳波束偏角。

更新日期:2020-07-13
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