A tutorial on near-field XL-MIMO communications towards 6G
Extremely large-scale multiple-input multiple-output (XL-MIMO) is a promising technology for
the sixth-generation (6G) mobile communication networks. By significantly boosting the …
the sixth-generation (6G) mobile communication networks. By significantly boosting the …
A comprehensive survey on millimeter wave communications for fifth-generation wireless networks: Feasibility and challenges
Fifth-generation (5G) cellular networks will almost certainly operate in the high-bandwidth,
underutilized millimeter-wave (mmWave) frequency spectrum, which offers the potentiality of …
underutilized millimeter-wave (mmWave) frequency spectrum, which offers the potentiality of …
Prospective multiple antenna technologies for beyond 5G
Multiple antenna technologies have attracted much research interest for several decades
and have gradually made their way into mainstream communication systems. Two main …
and have gradually made their way into mainstream communication systems. Two main …
Intelligent reflecting surface aided MIMO broadcasting for simultaneous wireless information and power transfer
An intelligent reflecting surface (IRS) is invoked for enhancing the energy harvesting
performance of a simultaneous wireless information and power transfer (SWIPT) aided …
performance of a simultaneous wireless information and power transfer (SWIPT) aided …
Cell-free massive MIMO: A new next-generation paradigm
Cell-free (CF) massive multiple-input-multiple-output (MIMO) systems have a large number
of individually controllable antennas distributed over a wide area for simultaneously serving …
of individually controllable antennas distributed over a wide area for simultaneously serving …
Intelligent reflecting surface aided dual-function radar and communication system
Dual-function radar andcommunication (DRC) system has been recently recognized as a
promising approach to solve the spectrum scarcity problem. However, when the target exists …
promising approach to solve the spectrum scarcity problem. However, when the target exists …
5G key technologies for smart railways
Railway communications has attracted significant attention from both academia and
industries due to the booming development of railways, especially high-speed railways …
industries due to the booming development of railways, especially high-speed railways …
A comprehensive survey on UAV communication channel modeling
Unmanned aerial vehicles (UAVs) have stroke great interested both by the academic
community and the industrial community due to their diverse military applications and …
community and the industrial community due to their diverse military applications and …
Millimeter-wave full-duplex UAV relay: Joint positioning, beamforming, and power control
In this paper, a full-duplex unmanned aerial vehicle (FD-UAV) relay is employed to increase
the communication capacity of millimeter-wave (mmWave) networks. Large antenna arrays …
the communication capacity of millimeter-wave (mmWave) networks. Large antenna arrays …
Tabu-search-based pilot assignment for cell-free massive MIMO systems
In this correspondence, an efficient pilot assignment scheme based on tabu search (TS) is
proposed to mitigate the severe pilot contamination effect caused by pilot reuse in cell-free …
proposed to mitigate the severe pilot contamination effect caused by pilot reuse in cell-free …