31 天前 - … Unlike existing studies on the STAR-RIS that mostly focus … STAR-RIS. Under the
multi-user multi-eavesdropper scenario, we aim to maximize the minimum average secrecy rate …

63 天前 - … and passive transmissions, the typical RIS-assisted SR [5] … , we aim for maximizing
the weighted sum-rate (WSR) of … (T&R) beamforming at the STARRIS while guaranteeing the …

94 天前 - … To handle the coupling variables, a minimum mean-… in STAR-RIS aided MIMO
secrecy communication systems. In this paper, we aim to maximize the secrecy rate of STAR-RIS …

107 天前 - … at the base station for maximizing the sum-rate throughout the network. There are
three … sum mean-square error minimization (WMMSE) method to the STAR-RIS beamforming …

129 天前 - … to maximize the sum secrecy rate … average security rate and the average running
time per episode for both DDPG and SAC as N varing from 10 to 30. The average secrecy rate …

154 天前 - … Towards this end, we optimize the phase-shift matrices at the STAR-RIS to
maximize the average composite channel gain of the weakest user of the system when the ES …

227 天前 - … high-cost and may be difficult to achieve in realistic wideband systems. Consequently,
a coupled phase-shift STAR-RIS … We aim to maximize the average sum-rate (ASR) for all …

269 天前 - … average rate. To address this problem, we establish a novel system model enabled
by the STAR-RIS … In this paper, we maximize the average sum rate between the covert rate …

283 天前 - … between STAR-RIS and conventional RIS under the same … to maximize the sum rate
using an accelerated gradient ascent… Meanwhile, it demonstrates that integrating STAR-RIS …

304 天前 - … phase shift matrices into equivalent weighted minimum mean square error (WMMSE)
problems to iteratively accomplish the DL beamformers, UL combining vectors, and UL …