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This paper studies a wireless powered mobile edge computing (MEC) system, where a dedicated energy transmitter (ET) uses the radio-frequency (RF) signal enabled wireless power transfer (WPT) to charge wireless devices for sustainable…

Information Theory · Computer Science 2018-09-06 Dixiao Wu , Feng Wang , Xiaowen Cao , Jie Xu

Movable antenna (MA) has emerged as a promising technology to flexibly reconfigure wireless channels by adjusting antenna placement. In this paper, we study a dual-functional radar-communication (DFRC) system enhanced with movable antennas.…

Signal Processing · Electrical Eng. & Systems 2025-10-14 Ran Yang , Zheng Dong , Peng Cheng , Lin Zhang , Wanting Lyu , Yue Xiu , Ning Wei , Chadi Assi

Simultaneous wireless information and power transfer (SWIPT) has been envisioned as a promising technology to support ubiquitous connectivity and reliable sustainability in Internet-of-Things (IoT) networks, which, however, generally…

Information Theory · Computer Science 2025-11-17 Yanze Zhu , Qingqing Wu , Xinrong Guan , Ziyuan Zheng , Honghao Wang , Wen Chen , Yang Liu , Yuan Guo

Non-fixed flexible antenna architectures, such as fluid antenna system (FAS), movable antenna (MA), and pinching antenna, have garnered significant interest in recent years. In this paper, we propose a new rotatable antenna (RA) model to…

Information Theory · Computer Science 2026-03-31 Beixiong Zheng , Qingjie Wu , Tiantian Ma , Rui Zhang

Mobile edge computing (MEC) is an emerging paradigm that mobile devices can offload the computation-intensive or latency-critical tasks to the nearby MEC servers, so as to save energy and extend battery life. Unlike the cloud server, MEC…

Information Theory · Computer Science 2018-03-21 Kang Cheng , Yinglei Teng , Weiqi Sun , An Liu , Xianbin Wang

With an extensive increment of computation demands, the aerial multi-access edge computing (MEC), mainly based on unmanned aerial vehicles (UAVs) and high altitude platforms (HAPs), plays significant roles in future network scenarios. In…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-04 Ziye Jia , Can Cui , Chao Dong , Qihui Wu , Zhuang Ling , Dusit Niyato , Zhu Han

Movable antennas (MAs) have received increasing attention in wireless communications due to their capability of antenna position adjustment to reconfigure wireless channels. However, moving MAs results in non-negligible delay, which may…

Systems and Control · Electrical Eng. & Systems 2025-09-18 Qingliang Li , Weidong Mei , Boyu Ning , Rui Zhang

In the fifth-generation and beyond era, reconfigurable intelligent surface (RIS) and dynamic metasurface antennas (DMAs) are emerging metamaterials keeping up with the demand for high-quality wireless communication services, which promote…

Information Theory · Computer Science 2022-09-07 Hanyu Jiang , Li You , Jue Wang , Wenjin Wang , Xiqi Gao

A pinching-antenna system (PASS)-enhanced mobile edge computing (MEC) architecture is investigated to improve the task offloading efficiency and latency performance in dynamic wireless environments. By leveraging dielectric waveguides and…

Signal Processing · Electrical Eng. & Systems 2025-10-28 Zhaoming Hu , Ruikang Zhong , Xidong Mu , Dengao Li , Yuanwei Liu

A Unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) scheme with simultaneous wireless information and power transfer (SWIPT) is proposed in this paper. Unlike existing MEC-WPT schemes that disregard the downlink period for…

Signal Processing · Electrical Eng. & Systems 2024-03-07 Xiaoyan Hu , Pengle Wen , Han Xiao , Wenjie Wang , Kai-Kit Wong

This paper investigates movable antenna (MA) empowered secure transmission in near-field multiple-input multiple-output (MIMO) communication systems, where the base station (BS) equipped with an MA array transmits confidential information…

Information Theory · Computer Science 2025-09-03 Yaodong Ma , Kai Liu , Yanming Liu , Lipeng Zhu

With the high flexibility of supporting resource-intensive and time-sensitive applications, unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) is proposed as an innovational paradigm to support the mobile users (MUs). As a…

Signal Processing · Electrical Eng. & Systems 2023-02-20 Wenshuai Liu , Bin Li , Wancheng Xie , Yueyue Dai , Zesong Fei

This paper considers an energy harvesting (EH) based multiuser mobile edge computing (MEC) system, where each user utilizes the harvested energy from renewable energy sources to execute its computation tasks via computation offloading and…

Information Theory · Computer Science 2021-06-24 Zhifei Lin , Feng Wang , Licheng Liu

Movable antennas offer new potential for wireless communication by introducing degrees of freedom in antenna positioning, which has recently been explored for improving sum rates. In this paper, we aim to fully leverage the capabilities of…

Signal Processing · Electrical Eng. & Systems 2025-03-25 Songjie Yang , Zihang Wan , Yue Xiu , Boyu Ning , Yong Li , Yuenwei Liu , Chau Yuen

In this paper, we investigate physical layer security (PLS) for full-duplex (FD) multi-user systems. We consider a base station (BS) that operates in FD mode and transmits artificial noise (AN) to simultaneously protect uplink (UL) and…

Signal Processing · Electrical Eng. & Systems 2025-01-03 Jingze Ding , Zijian Zhou , Bingli Jiao

Movable antenna (MA) has emerged as a promising technology to flexibly reconfigure wireless channels by adjusting antenna placement. In this paper, we study a secured dual-functional radar-communication (DFRC) system aided by movable…

Signal Processing · Electrical Eng. & Systems 2026-02-02 Ran Yang , Ning Wei , Zheng Dong , Lin Zhang , Wanting Lyu , Yue Xiu , Ahmad Bazzi , Chadi Assi

Future wireless networks are expected to support increasingly high data rates and user densities, motivating advanced multi-antenna architectures capable of adapting to dynamic propagation environments. Movable antenna (MA) arrays have…

Signal Processing · Electrical Eng. & Systems 2026-03-25 Amna Irshad , Emil Björnson , Alva Kosasih , Vitaly Petrov

In this paper, we study a mobile edge computing (MEC) system with the mobile device aided by multiple relay nodes for offloading data to an edge server. Specifically, the modes of decode-and-forward (DF) with time-division-multiple-access…

Information Theory · Computer Science 2020-11-26 Xiang Li , Rongfei Fan , Han Hu , Ning Zhang , Xianfu Chen

This letter investigates a movable antenna (MA)-aided full-duplex (FD) satellite communication system, where the satellite, equipped with both transmit and receive MAs, serves multiple uplink (UL) and downlink (DL) user terminals (UTs) in…

Signal Processing · Electrical Eng. & Systems 2024-12-23 Lifeng Lin , Jingze Ding , Zijian Zhou , Bingli Jiao

This paper proposes a two-scale spatial deployment strategy to ensure reliable coverage for multiple target areas, integrating macroscopic intelligent reflecting surfaces (IRSs) and fine-grained movable antennas (MAs). Specifically, IRSs…

Signal Processing · Electrical Eng. & Systems 2026-01-15 Ying Gao , Qingqing Wu , Ziyuan Zheng , Yanze Zhu , Wen Chen , Xin Lin , Shanpu Shen