吉林大学学报(工学版) ›› 2016, Vol. 46 ›› Issue (3): 947-954.doi: 10.13229/j.cnki.jdxbgxb201603041
李钊, 李培凤
LI Zhao, LI Pei-feng
摘要: 针对单小区MU-MIMO下行广播信道传统的公平调度算法在逐次添加用户的过程中不能准确计算用户可达速率,从而无法兼顾良好的公平性及系统和速率的问题,提出一种基于加权用户空间相关度的公平调度算法(WUCFS)。采用该方法,用户的添加基于对候选用户与已选用户以及潜在的可能被选择用户之间的相关度的综合考虑,以加权相关值最大为调度准则,能够更准确地估计用户实际传输速率,并且更公平、合理地激活一组相互之间干扰小的用户。相比于已有方法,所提算法能够在获得高的系统和速率的同时更好地保证用户之间的公平性。
中图分类号:
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