Interference Management and User Association for Nested Array-Based Massive MIMO HetNets - Feng, Mingjie; Mao, Shiwen (IEEE transactions on vehicular technology, 2018)
Keywords: 5G wireless; Antenna arrays; Antennas; Array signal processing; Computer architecture; Degrees of freedom; Direction-of-arrival estimation; heterogeneous networks (HetNet); Integer programming; Interference; interference nulling; Linear programming; massive MIMO; MIMO; nested array; Radio equipment; Upper bounds