supported by the National Natural Science Foundation of China (Grant No. 61302106);Natural Science Foundation of Hebei Province (No. F2014502029);the Fundamental Research Funds for the Central Universities (No. 2015MS100)
To lower the cross-tier intercell interference(ICI) between macrocell and microcell,three user selection algorithms for the heterogeneous network were proposed in this paper, assuming full knowledge of channelstate in...