LTE-A网络中支持全双工D2D通信的干扰管理研究被引量：1

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摘要 LTE-A网络中引入D2D通信,不仅提高了系统容量,也降低了基站的负担,然而带来了一定同频干扰。为了减小同频干扰,提出一种基于全双工D2D通信的资源复用方法。首先,基站利用干扰受限区域(ISA)的方法将蜂窝用户的资源进行分类,其次,基站分配受限区域外的用户资源给D2D用户来减小同频干扰,最后通过调整参数讨论受限区域半径对系统的影响。仿真结果表明:存在最佳半径使得系统吞吐量最大,同时在自干扰消除为110d B时,全双工通信模式下的D2D链路吞吐量接近传统半双工D2D通信的两倍。

作者杨雄马忍张乐

机构地区重庆邮电大学

出处《广东通信技术》 2016年第2期71-75,共5页 Guangdong Communication Technology

基金国家高技术研究发展计划(863计划)资助课题编号2012AA01A507 国家科技重大专项课题(No.2013ZX03006003-002)~~

关键词 D2D通信全双工干扰受限区域

分类号 TN929.5 [电子电信—通信与信息系统]

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