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低复杂度MISO干扰信道协同波束成形算法

DOI: 10.11830/ISSN.1000-5013.2014.06.0625

Keywords: 干扰信道, 单调协同优化, 几何规划, 最小化发射功率, 最大-最小信干噪比

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Abstract:

针对单发射节点功率约束条件下的多入单出(MISO)干扰信道,研究确保用户公平性的最大-最小信干噪比(RSIN)优化问题.利用分层方法将原始优化问题分解为两个优化步骤,提出一种新颖的、低复杂性的单调协同波束成形算法,并验证其有效性.仿真结果表明:文中算法大约需要4次即可达到稳定点,且非常逼近穷举算法的性能.

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