Energy-Efficient Multi-Cell Massive MIMO Subject to Minimum User-Rate Constraints - Nguyen, Long Dinh; Tuan, Hoang Duong; Duong, Trung Q.; Poor, H. Vincent; Hanzo, Lajos (IEEE transactions on communications, 2021)
Keywords: Antennas; Array signal processing; beamformer design; Beamforming; energy efficiency; Intercell interference; Massive MIMO; Multi-cell massive MIMO system; nonconvex optimization; Quality of service; Signal transmission; Throughput; Transmitting antennas; user service scheduling