no code implementations • 22 Jun 2023 • Yiru Wang, Wanting Yang, Pengxin Guan, Yuping Zhao, Zehui Xiong
Semantic communication (SemCom) has emerged as a promising architecture in the realm of intelligent communication paradigms.
no code implementations • 17 Jun 2022 • Pengxin Guan, Yiru Wang, Yuping Zhao
We aim to maximize the sum secrecy rate of UL and DL users by jointly optimizing the transmit beamforming, receive beamforming and AN covariance matrix at the BS, and passive beamforming at the RIS.
no code implementations • 24 May 2022 • Yiru Wang, Pengxin Guan, Hongkang Yu, Yuping Zhao
By jointly designing the active beamforming of two multi-antenna sources and passive beamforming of RIS, we aim to maximize the energy efficiency of the system, where extra self-interference cancellation power consumption in FD system is also considered.
no code implementations • 14 Mar 2022 • Pengxin Guan, Yiru Wang, Hongkang Yu, Yuping Zhao
The penalty-based method is used to design passive beamforming at the STAR-RIS.
no code implementations • 10 Mar 2022 • Yiru Wang, Pengxin Guan, Hongkang Yu, Yuping Zhao
This work demonstrates the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) in Full-Duplex (FD) aided communication system.
no code implementations • 18 Jan 2021 • Hongkang Yu, Pengxin Guan, Yiru Wang, Yuping Zhao
Beamforming technology is widely used in millimeter wave systems to combat path losses, and beamformers are usually selected from a predefined codebook.