A beam codebook of 5G millimeter wave (mmWave) for data communication consists of
multiple high-peak-gain beams to compensate the high pathloss at the mmWave bands …

To enable multi-stream transmission and increase the achievable rate, a hybrid
digital/analog precoding structure is usually adopted in millimeter-wave (mmWave) MIMO …

Communications system with analog or hybrid analog/digital architectures usually relies on
a pre-defined codebook to perform beamforming. With the increase in the size of the …

Contemporary Virtual Reality (VR) setups often include an external source delivering
content to a Head-Mounted Display (HMD).“Cutting the wire” in such setups and going truly …

Millimeter-wave (mmWave) massive multiple-input multiple-output (MIMO) utilizes large
antenna arrays and is considered a promising technology for fifth-generation (5G) and …

Traditional beam tracking has severe performance loss under the high mobility and narrow
beam scenario. To alleviate the tracking performance degradation, we propose an adaptive …

Train-to-train (T2T) communication is expected to increase efficiency of train operation and
reduce life-cycle cost in construction for the urban rail transit system. In this paper, we adopt …

Terahertz (THz) communication is expected to be one of the core enabling technologies for
future systems. Due to the poor scattering and severe reflection loss of THz waves, the line …

To accommodate new applications such as extended reality, fully autonomous vehicular
networks and the metaverse, next generation wireless networks are going to be subject to …

In millimeter wave (mmWave) communications, the beamforming gains of large-scale
antenna arrays are used to combat severe path losses and improve communication link …