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相关论文: Energy-Efficient STAR-RIS Enhanced UAV-Enabled MEC…

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This paper investigates a rotatable antenna (RA) assisted mobile edge computing (MEC) network, where multiple users offload their computation tasks to an edge server equipped with an RA array under a time-division multiple access protocol.…

信息论 · 计算机科学 2026-03-17 Ji Wang , Hao Chen , Yixuan Li , Jun Zhang , Xingwang Li , Ming Zeng , Octavia A. Dobre

This paper proposes a general optimization framework to improve the spectral and energy efficiency (EE) of ultra-reliable low-latency communication (URLLC) simultaneous-transfer-and-receive (STAR) reconfigurable intelligent surface…

信息论 · 计算机科学 2023-07-11 Mohammad Soleymani , Ignacio Santamaria , Eduard Jorswieck

Secure downlink transmission in UAV-assisted reconfigurable intelligent surface (RIS)-enabled multiuser MISO systems is challenging due to imperfect channel state information (CSI), untrusted energy-harvesting receivers (UEHRs), and the…

信号处理 · 电气工程与系统科学 2026-05-18 Hamid Reza Hashempour , Le-Nam Tran , Duy H. N. Nguyen , Hien Quoc Ngo

Efficient computation offloading in multi-UAV edge networks becomes particularly challenging in dense urban areas, where line-of-sight (LoS) links are frequently blocked and user demand varies rapidly. Reconfigurable intelligent surfaces…

系统与控制 · 电气工程与系统科学 2026-03-24 Liangshun Wu , Jianbo Du , Junsuo Qu

In this paper, the optimization of deploying unmanned aerial vehicles (UAVs) over a reconfigurable intelligent surfaces (RISs)-assisted visible light communication (VLC) system is studied. In the considered model, UAVs are required to…

信息论 · 计算机科学 2020-12-25 Yihan Cang , Ming Chen , Zhaohui Yang , Mingzhe Chen , Chongwen Huang

In the traditional mobile edge computing (MEC) system, the availability of MEC services is greatly limited for the edge users of the cell due to serious signal attenuation and inter-cell interference. User-centric MEC (UC-MEC) can be seen…

信号处理 · 电气工程与系统科学 2023-02-22 Langtian Qin , Hancheng Lu , Yuang Chen , Zhuojia Gu , Dan Zhao , Feng Wu

Reconfigurable intelligent surface (RIS) is a promising technology for future wireless communication systems. However, the conventional RIS can only reflect the incident signal. Hence, it provides a limited coverage, as compared to a…

信号处理 · 电气工程与系统科学 2025-04-29 Sadaf Syed , Wolfgang Utschick , Michael Joham

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in assisting wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper considers a multi-UAV enabled wireless…

信息论 · 计算机科学 2018-01-10 Qingqing Wu , Yong Zeng , Rui Zhang

Mobile-edge computing (MEC) has been envisioned as a promising paradigm to meet ever-increasing resource demands of mobile users, prolong battery lives of mobile devices, and shorten request response delays experienced by users. An MEC…

网络与互联网体系结构 · 计算机科学 2018-04-30 Zhuang Wang , Weifa Liang , Meitian Huang , Yu Ma

Merging Mobile Edge Computing (MEC), which is an emerging paradigm to meet the increasing computation demands from mobile devices, with the dense deployment of Base Stations (BSs), is foreseen as a key step towards the next generation…

网络与互联网体系结构 · 计算机科学 2017-01-26 Lixing Chen , Sheng Zhou , Jie Xu

An intelligent reflecting surface (IRS)-aided wireless powered mobile edge computing (WP-MEC) system is conceived, where each device's computational task can be divided into two parts for local computing and offloading to mobile edge…

信息论 · 计算机科学 2021-08-24 Guangji Chen , Qingqing Wu , Wen Chen , Derrick Wing Kwan Ng , Lajos Hanzo

We study a wireless edge-computing system which allows multiple users to simultaneously offload computation-intensive tasks to multiple massive-MIMO access points, each with a collocated multi-access edge computing (MEC) server.…

信号处理 · 电气工程与系统科学 2020-05-15 Rafia Malik , Mai Vu

This paper investigates an uplink non-orthogonal multiple access (NOMA)-based mobile-edge computing (MEC) network. Our objective is to minimize the total energy consumption of all users including transmission energy and local computation…

信号处理 · 电气工程与系统科学 2019-02-18 Zhaohui Yang , Jiancao Hou , Mohammad Shikh-Bahaei

A simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) assisted downlink (DL) active and uplink (UL) backscatter communication (BackCom) framework is proposed. More particularly, a full-duplex (FD) base…

信息论 · 计算机科学 2024-03-25 Ao Huang , Xidong Mu , Li Guo

Unmanned aerial vehicles (UAVs) play significant roles in multiple fields, which brings great challenges for the airspace safety. In order to achieve efficient surveillance and break the limitation of application scenarios caused by single…

信号处理 · 电气工程与系统科学 2025-03-19 Chao Dong , Yiyang Liao , Ziye Jia , Qihui Wu , Lei Zhang

Computation off-loading in mobile edge computing (MEC) systems constitutes an efficient paradigm of supporting resource-intensive applications on mobile devices. However, the benefit of MEC cannot be fully exploited, when the communications…

信号处理 · 电气工程与系统科学 2020-05-14 Tong Bai , Cunhua Pan , Yansha Deng , Maged Elkashlan , Arumugam Nallanathan , Lajos Hanzo

Mobile-edge computation offloading (MECO) offloads intensive mobile computation to clouds located at the edges of cellular networks. Thereby, MECO is envisioned as a promising technique for prolonging the battery lives and enhancing the…

信息论 · 计算机科学 2016-04-12 Changsheng You , Kaibin Huang

Nowadays, the convergence of mobile edge computing (MEC) and vehicular networks has emerged as a vital enabler for the ever-increasing intelligent onboard applications. This paper proposes a multi-tier task offloading mechanism for…

网络与互联网体系结构 · 计算机科学 2026-05-27 Yufei Ye , Shijian Gao , Xinhu Zheng , Liuqing Yang

Driven by the unprecedented high throughput and low latency requirements in next-generation wireless networks, this paper introduces an artificial intelligence (AI) enabled framework in which unmanned aerial vehicles (UAVs) use…

信号处理 · 电气工程与系统科学 2021-01-29 Zhong Yang , Mingzhe Chen , Xiao Liu , Yuanwei Liu , Yue Chen , Shuguang Cui , H. Vincent Poor

Heavy data load and wide cover range have always been crucial problems for online data processing in internet of things (IoT). Recently, mobile-edge computing (MEC) and unmanned aerial vehicle base stations (UAV-BSs) have emerged as…

网络与互联网体系结构 · 计算机科学 2019-06-13 Shuo Wan , Jiaxun Lu , Pingyi Fan , Khaled B. Letaief