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cs.IT2023

STAR-RIS Enhanced Joint Physical Layer Security and Covert Communications for Multi-antenna mmWave Systems

Han Xiao, Xiaoyan Hu, Ang Li +4

This paper investigates the utilization of simultaneously transmitting and reflecting RIS (STAR-RIS) in supporting joint physical layer security (PLS) and covert communications (CC…

cs.IT2023

STAR-RIS Assisted Covert Communications in NOMA Systems

Han Xiao, Xiaoyan Hu, Tong-Xing Zheng +1

Covert communications assisted by simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) in non-orthogonal multiple access (NOMA) systems have bee…

cs.IT2023

Weighted Sum Rate Enhancement by Using Dual-Side IOS-Assisted Full-Duplex for Multi-User MIMO Systems

Sisai Fang, Gaojie Chen, Chong Huang +4

This paper established a novel multi-input multi-output (MIMO) communication network, in the presence of full-duplex (FD) transmitters and receivers with the assistance of dual-sid…

cs.IT2023

Copula-based Performance Analysis for Fluid Antenna Systems under Arbitrary Fading Channels

Farshad Rostami Ghadi, Kai-Kit Wong, F. Javier Lopez-Martinez +1

In this letter, we study the performance of a single-user fluid antenna system (FAS) under arbitrary fading distributions, in which the fading channel coefficients over the ports a…

cs.IT2023

Distributed Information Bottleneck for a Primitive Gaussian Diamond MIMO Channel

Yi Song, Hao Xu, Kai-Kit Wong +2

This paper considers the distributed information bottleneck (D-IB) problem for a primitive Gaussian diamond channel with two relays and MIMO Rayleigh fading. The channel state is a…

cs.IT2023

Simultaneously Transmitting and Reflecting RIS (STAR-RIS) Assisted Multi-Antenna Covert Communications: Analysis and Optimization

Han Xiao, Xiaoyan Hu, Pengcheng Mu +4

This paper investigates the multi-antenna covert communications assisted by a simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS). In particula…