Abstract: This letter considers an active reconfigurable intelligent surfaces (RIS) aided secure cell-free system, and focuses on enhancing the secure transmission performance of legitimate users by ...

Abstract: Movable antenna (MA) has emerged as a promising technology to enhance wireless communication performance. In this letter, we investigate the MA-enhanced wide beam coverage over multiple ...

Abstract: This study introduces an enhanced version of the PEGASIS algorithm, termed the improved energy efficient anytime optimistic (IEE AO) protocol, designed to improve energy efficiency in ...

Abstract: Rotatable antenna (RA) is a promising technology that exploits new spatial degree-of-freedom (DoF) to improve wireless communication and sensing performance. In this letter, we investigate ...

Abstract: In this paper, we investigate a movable antenna (MA)-aided integrated sensing and communication (ISAC) system, where a reconfigurable intelligent surface (RIS) is employed to enhance ...

Abstract: Movable-antennas (MAs) are revolutionizing spatial signal processing by providing flexible beamforming in next-generation wireless systems. This paper investigates an MA-empowered autonomous ...

Abstract: To achieve sustainable communication and sensing, simultaneous wireless information and power transfer (SWIPT) has been introduced into integrated sensing and communication (ISAC). However, ...

Abstract: Fluid antenna system (FAS) is emerging as a key technology for enhancing spatial flexibility and sensing accuracy in future wireless systems. This paper investigates an uncrewed aerial ...

Abstract: In this paper, we investigate an integrated sensing and communication (ISAC) system assisted by a dynamic metasurface antenna (DMA), where the base station (BS) simultaneously communicates ...

Abstract: This paper investigates robust secure beamforming design for active reconfigurable intelligent surface (RIS)-aided cognitive radio non-orthogonal multiple access (CR-NOMA) networks, which ...