15 papers
Movable-Element STARS-Assisted NOMA Communications
Jingjing Zhao, Yiheng Zhang, Kaiquan Cai +2
This paper proposes a movable-element (ME) enabled simultaneously transmitting and reflecting surface (ME-STARS)-assisted non-orthogonal multiple access (NOMA) communication system…
Multi-Mode Pinching-Antenna Systems: An Inter-Mode-Interference-Free Perspective
Jingjing Zhao, Songtao Xue, Xidong Mu +2
The physical model of multi-mode pinching-antenna systems (PASS) is proposed based on the coupled-mode theory. Within the considered model, multiple guided modes are simultaneously…
Pinching-Antenna Systems-enabled Secure ISAC: A Two-Timescale Optimization Framework
Haowen Song, Jingjing Zhao, Xidong Mu +1
A novel two-timescale optimization framework is proposed for pinching-antenna systems (PASS)-enabled secure integrated sensing and communications (ISAC). Specifically, a base stati…
Rotatable Antenna-Enhanced Secure Integrated Sensing and Communications Under Imperfect CSI
Qi Yang, Kai Liu, Jingjing Zhao +3
A rotatable antenna (RA)-enhanced secure integrated sensing and communications system is investigated, where an RA-based transceiver simultaneously communicates with legitimate use…
Resource Allocation for Pinching-Antenna Systems (PASS)-enabled NOMA Communications
Songtao Xue, Jingjing Zhao, Kaiquan Cai +3
Pinching-antenna systems (PASS) have emerged as a promising technology due to their ability to dynamically reconfigure wireless propagation environments. A novel PASS-based multi-u…
Pinching-Antenna Systems-Assisted SWIPT: A Rate-Energy Trade-off Perspective
Qi Yang, Kai Liu, Jingjing Zhao +3
This paper investigates the rate-energy trade-off for pinching-antenna systems (PASS)-assisted simultaneous wireless information and power transfer (SWIPT) systems. Both the single…
Pinching-Antenna Systems-Enabled Multi-User Communications: Transmission Structures and Beamforming Optimization
Jingjing Zhao, Haowen Song, Xidong Mu +3
Pinching-antenna systems (PASS) represent an innovative advancement in flexible-antenna technologies, aimed at significantly improving wireless communications by ensuring reliable…
Movable-Element STARS-Aided Secure Communications
Jingjing Zhao, Qian Xu, Kaiquan Cai +3
A novel movable-element (ME) enabled simultaneously transmitting and reflecting surface (ME-STARS)-aided secure communication system is investigated. Against the full-space eavesdr…
RIS-Assisted Beamfocusing in Near-Field IoT Communication Systems: A Transformer-Based Approach
Quan Zhou, Jingjing Zhao, Kaiquan Cai +1
The massive number of antennas in extremely large aperture array (ELAA) systems shifts the propagation regime of signals in internet of things (IoT) communication systems towards n…
Continuous Aperture Array (CAPA)-Based Secure Wireless Communications
Jingjing Zhao, Haowen Song, Xidong Mu +3
A continuous aperture array (CAPA)-based secure communication system is investigated, where a base station equipped with a CAPA transmits signals to a legitimate user under the exi…
Movable-Element RIS-Aided Wireless Communications: An Element-Wise Position Optimization Approach
Jingjing Zhao, Qingyi Huang, Kaiquan Cai +3
A point-to-point movable element (ME) enabled reconfigurable intelligent surface (ME-RIS) communication system is investigated, where each element position can be flexibly adjusted…
Waveguide Division Multiple Access for Pinching-Antenna Systems (PASS)
Jingjing Zhao, Xidong Mu, Kaiquan Cai +2
A novel concept of waveguide division multiple access (WDMA) is proposed for multi-user pinching-antenna systems (PASS). The key principle of WDMA is to allocate each user with a d…
Near-Field Integrated Sensing and Communications for Secure UAV Networks
Jingjing Zhao, Songtao Xue, Kaiquan Cai +3
A novel near-field integrated sensing and communications framework for secure unmanned aerial vehicle (UAV) networks with high time efficiency is proposed. A ground base station (G…
Exploiting Movable-Element STARS for Wireless Communications
Jingjing Zhao, Quan Zhou, Xidong Mu +3
A novel movable-element enabled simultaneously transmitting and reflecting surface (ME-STARS) communication system is proposed, where ME-STARS elements positions can be adjusted to…
Interference-Robust Broadband Rapidly-Varying MIMO Communications: A Knowledge-Data Dual Driven Framework
Jingjing Zhao, Jing Su, Kaiquan Cai +3
A novel time-efficient framework is proposed for improving the robustness of a broadband multiple-input multiple-output (MIMO) system against unknown interference under rapidly-var…