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异构网络特征子信道干扰对准算法优化

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摘要 包含多种低功率发射节点的异构网络因其在系统容量提升和解决室内及热点场景覆盖上的优势,正成为新一代无线通信系统组网的趋势。但异构网络干扰问题也因小区数目的增加而复杂化。近年提出的干扰对准技术因能实现系统自由度的最大化而成为解决异构网络干扰问题的有效手段。文章在对经典干扰对准算法进行分析的基础上,对特征子信道干扰对准方案进行了改进,优化了发送预编码矩阵和接收滤波矩阵算法,并提出算法在宏蜂窝——毫微微蜂窝异构网络场景下的应用方案。
作者 黄宇 杨焱
出处 《信息通信》 2014年第4期75-77,共3页 Information & Communications
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