4 papers
Capacity Bounds and High-SNR Characterization for MIMO-OWC Channels Under Average-Power Constraint
Sufang Yang, Liang Xia, Longguang Li +7
This paper investigates the capacity of multipleinput multiple-output (MIMO) optical wireless communication (OWC) channels under a total average-power constraint. Since different n…
Secrecy Capacity Analysis and Beamforming Optimization for MIMO-VLC Wiretap Channels
Sufang Yang, Longguang Li, Jintao Wang +5
This paper investigates a multiple-input multipleoutput (MIMO) visible light communication (VLC) wiretap channel consisting of a transmitter, a legitimate receiver, and an eavesdro…
Leveraging Channel Knowledge Map for Multi-User Hierarchical Beam Training Under Position Uncertainty
Xu Shi, Haohan Wang, Yashuai Cao +3
Channel knowledge map (CKM) emerges as a promising framework to acquire location-specific channel information without consuming wireless resources, creating new horizons for advanc…
BeamCKM: A Framework of Channel Knowledge Map Construction for Multi-Antenna Systems
Haohan Wang, Xu Shi, Hengyu Zhang +4
The channel knowledge map (CKM) enables efficient construction of high-fidelity mapping between spatial environments and channel parameters via electromagnetic information analysis…