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The performance of mobile edge computing (MEC) depends critically on the quality of the wireless channels. From this viewpoint, the recently advocated intelligent reflecting surface (IRS) technique that can proactively reconfigure wireless…

信息论 · 计算机科学 2021-02-10 Huilian Zhang , Xiaofan He , Qingqing Wu , Huaiyu Dai

With the rapid development of the Artificial Intelligence of Things (AIoT), mobile edge computing (MEC) becomes an essential technology underpinning AIoT applications. However, multi-angle resource constraints, multi-user task competition,…

网络与互联网体系结构 · 计算机科学 2026-03-06 Weixi Li , Rongzuo Guo , Yuning Wang , Fangying Chen

To improve the quality of computation experience for mobile devices, mobile-edge computing (MEC) is a promising paradigm by providing computing capabilities in close proximity within a sliced radio access network (RAN), which supports both…

机器学习 · 计算机科学 2018-05-17 Xianfu Chen , Honggang Zhang , Celimuge Wu , Shiwen Mao , Yusheng Ji , Mehdi Bennis

Multi-access edge computing (MEC) has been regarded as a promising technique for enhancing computation capabilities for wireless networks. In this paper, we study physical layer security in an MEC system where multiple users offload partial…

信息论 · 计算机科学 2021-07-06 Yating Wen , Tong-Xing Zheng , Yongxia Tong , Hao-Wen Liu , Xin Chen , Pengcheng Mu , Hui-Ming Wang

This letter investigates an intelligent reflecting surfaces (IRS)-enhanced network from spectral efficiency enhancement point of view for downlink multi-user (MU) multi-input-single-output systems (MISO). In contrast to previous works which…

信号处理 · 电气工程与系统科学 2023-03-01 Farimehr Zohari , S. M. Mahdi Shahabi , Mehrdad Ardebilipour

Intelligent reflecting surface (IRS)-enabled backscatter communications can be enabled by an access point (AP) that splits its transmit signal into modulated and unmodulated parts. This letter integrates non-orthogonal multiple access…

信息论 · 计算机科学 2022-09-07 Azar Hakimi , Shayan Zargari , Chintha Tellambura , Sanjeewa Herath

Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS) can expand the coverage of mobile edge computing (MEC) services by reflecting and transmitting signals simultaneously, enabling full-space coverage.…

新兴技术 · 计算机科学 2025-03-07 Dongdong Yang , Bin Li , Dusit Niyato

This paper studies intelligent reflecting surface (IRS)-aided full-duplex (FD) wireless-powered communication network (WPCN), where a hybrid access point (HAP) broadcasts energy signals to multiple devices for their energy harvesting in the…

信息论 · 计算机科学 2021-08-17 Meng Hua , Qingqing Wu

This paper proposes a novel framework of resource allocation in intelligent reflecting surface (IRS) aided multi-cell non-orthogonal multiple access (NOMA) networks, where a sum-rate maximization problem is formulated. To address this…

信号处理 · 电气工程与系统科学 2020-12-08 Wanli Ni , Xiao Liu , Yuanwei Liu , Hui Tian , Yue Chen

Mobile edge computing (MEC) is one of the promising solutions to process computational-intensive tasks for the emerging time-critical Internet-of-Things (IoT) use cases, e.g., virtual reality (VR), augmented reality (AR), autonomous…

网络与互联网体系结构 · 计算机科学 2020-02-19 Jianhui Liu , Qi Zhang

In this paper, we propose a new dynamic IRS beamforming framework to boost the sum throughput of an intelligent reflecting surface (IRS) aided wireless powered communication network (WPCN). Specifically, the IRS phase-shift vectors across…

信息论 · 计算机科学 2021-11-22 Qingqing Wu , Xiaobo Zhou , Wen Chen , Jun Li , Xiuyin Zhang

With the proliferation of computation-extensive and latency-critical applications in the 5G and beyond networks, mobile-edge computing (MEC) or fog computing, which provides cloud-like computation and/or storage capabilities at the network…

信息论 · 计算机科学 2019-02-27 Hong Xing , Liang Liu , Jie Xu , Arumugam Nallanathan

By offering shared computational facilities to which mobile devices can offload their computational tasks, the mobile edge computing framework is expanding the scope of applications that can be provided on resource-constrained devices. When…

信息论 · 计算机科学 2018-10-16 Mahsa Salmani , Timothy N. Davidson

Mobile-edge computing (MEC) enhances the capacities and features of mobile devices by offloading computation-intensive tasks over wireless networks to edge servers. One challenge faced by the deployment of MEC in cellular networks is to…

信息论 · 计算机科学 2021-02-08 Zezu Liang , Yuan Liu , Tat-Ming Lok , Kaibin Huang

With the continuous growth of mobile data and the unprecedented demand for computing power, resource-constrained edge devices cannot effectively meet the requirements of Internet of Things (IoT) applications and Deep Neural Network (DNN)…

分布式、并行与集群计算 · 计算机科学 2020-09-02 Guanjin Qu , Huaming Wu

Mobile-Edge Computing (MEC) is an emerging paradigm that provides a capillary distribution of cloud computing capabilities to the edge of the wireless access network, enabling rich services and applications in close proximity to the end…

网络与互联网体系结构 · 计算机科学 2017-05-03 Tuyen X. Tran , Dario Pompili

We consider a multi-user multi-server mobile edge computing (MEC) system, in which users arrive on a network randomly over time and generate computation tasks, which will be computed either locally on their own computing devices or be…

信号处理 · 电气工程与系统科学 2024-02-28 Muhammad Sohaib , Sang-Woon Jeon , Wei Yu

Wireless powered mobile-edge computing (MEC) has recently emerged as a promising paradigm to enhance the data processing capability of low-power networks, such as wireless sensor networks and internet of things (IoT). In this paper, we…

网络与互联网体系结构 · 计算机科学 2020-07-16 Liang Huang , Suzhi Bi , Ying-Jun Angela Zhang

This paper proposes a scheme for the envisioned sixth-generation (6G) ultra-massive Machine Type Communications(umMTC). In particular, wireless power transfer (WPT) assisted communication is deployed in non-orthogonal multiple access (NOMA)…

信号处理 · 电气工程与系统科学 2023-03-14 Shiyu Jiao , Fang Fang , Zhiguo Ding

Multi-access edge computing (MEC) aims to extend cloud service to the network edge to reduce network traffic and service latency. A fundamental problem in MEC is how to efficiently offload heterogeneous tasks of mobile applications from…

分布式、并行与集群计算 · 计算机科学 2020-10-27 Jin Wang , Jia Hu , Geyong Min , Albert Y. Zomaya , Nektarios Georgalas