Cooperative RIS and STAR-RIS assisted mMIMO communication: Analysis and optimization

A Papazafeiropoulos, AM Elbir… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
optimization. In particular, contrary to other works on STAR-RIS, we have achieved a unified
analysis … Based on the deterministic equivalent (DE) analysis, which is often used in mMIMO …

STAR-RIS integrated nonorthogonal multiple access and over-the-air federated learning: Framework, analysis, and optimization

W Ni, Y Liu, YC Eldar, Z Yang… - IEEE internet of things …, 2022 - ieeexplore.ieee.org
… To this end, we aim to jointly optimize the transmit power at users and the configuration
design of STAR-RIS for convergence acceleration while guaranteeing communication quality. …

Simultaneously transmitting and reflecting ris (STAR-RIS) assisted multi-antenna covert communication: Analysis and optimization

H Xiao, X Hu, P Mu, W Wang, TX Zheng… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
… Carol locate on opposite sides of the STARRIS which can be served simultaneously by the
… via STAR-RIS, respectively.The energy splitting protocol is adopted for STAR-RIS whose all …

STAR-RIS-Assisted Communication Radar Coexistence: Analysis and Optimization

A Papazafeiropoulos, P Kourtessis… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
… both sides of the RIS, we … optimization (AO) for optimizing the STAR-RIS and the radar
beamforming. Regarding the former, we optimize the amplitudes and phase shifts of the STAR-RIS

Performance analysis of STAR-RIS for wireless communication

D Gunasinghe, G Amarasuriya - ICC 2022-IEEE International …, 2022 - ieeexplore.ieee.org
… In [4], the optimization of phase-shifts at the STAR-RISs for minimizing the power … The sum
coverage maximization with STAR-RIS has been analyzed in [9]. In [10], the coexistence of non…

Weighted sum rate optimization for STAR-RIS-assisted MIMO system

H Niu, Z Chu, F Zhou, P Xiao… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
… matrices and TRCs optimization in STAR-RIS-aided MIMO … that: 1) STAR-RIS outperforms
the reflecting-only RIS; 2) The TS … Firstly, we analyze the convergence of the proposed method. …

A unified framework for STAR-RIS coefficients optimization

H Zhu, Y Liu, YC Wu, VKN Lau - IEEE Transactions on Signal …, 2024 - ieeexplore.ieee.org
… equipped with different modes of STAR-RIS and the performance degradation caused by …
a unified optimization framework for handling the constraints arising from various STAR-RIS

Simultaneously transmitting and reflecting (STAR) RIS aided wireless communications

X Mu, Y Liu, L Guo, J Lin… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
… -RISs and corresponding joint transmission and reflection beamforming optimization
techniques for STAR-RIS aided wireless networks have not been studied, yet, which provides the …

Joint beamforming optimization for simultaneously transmitting and reflecting (STAR) RIS aided communications

X Mu, Y Liu, J Xu, L Guo, J Lin - 2021 55th Asilomar …, 2021 - ieeexplore.ieee.org
… 1, we consider a narrow-band STARRIS aided downlink … of a STAR-RIS comprising M
STAR elements. As illustrated, the wireless signal incident on a given element of the STAR-RIS is …

STAR-RIS assisted wireless powered IoT networks

W Du, Z Chu, G Chen, P Xiao, Y Xiao… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
STAR-RIS in the WIT phase. Then, we adopt the Lagrange dual method to simplify the
optimization problem and optimize … the STAR-RIS and analyzed the diversity gain in STARRIS and …