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相关论文: NOMA-Aided Mobile Edge Computing via User Cooperat…

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Multi-access edge computing (MEC) and non-orthogonal multiple access (NOMA) have been regarded as promising technologies to improve computation capability and offloading efficiency of the mobile devices in the sixth generation (6G) mobile…

信息论 · 计算机科学 2021-05-26 Haodong Li , Fang Fang , Zhiguo Ding

In this paper, we study a mobile edge computing (MEC) system in which the mobile device is assisted by a base station (BS) and a cooperative node. The mobile device has sequential tasks to complete, whereas the cooperative node assists the…

信息论 · 计算机科学 2021-05-03 Xiangg Li , Rongfei Fan , Han Hu

In this paper, a multi-vehicle multi-task nonorthogonal multiple access (NOMA) assisted mobile edge computing (MEC) system with passive eavesdropping vehicles is investigated. To heighten the performance of edge vehicles, we propose a…

信息论 · 计算机科学 2021-08-03 Ling He , Miaowen Wen , Yingyang Chen , Bingli Jiao

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

Energy-efficient computation is an inevitable trend for mobile edge computing (MEC) networks. Resource allocation strategies for maximizing the computation efficiency are critically important. In this paper, computation efficiency…

信号处理 · 电气工程与系统科学 2020-02-12 Fuhui Zhou , Rose Qingyang Hu

Multi-access edge computing (MEC) has already shown the potential in enabling mobile devices to bear the computation-intensive applications by offloading some tasks to a nearby access point (AP) integrated with a MEC server (MES). However,…

信号处理 · 电气工程与系统科学 2020-06-30 Bo Yang , Xuelin Cao , Joshua Bassey , Xiangfang Li , Timothy Kroecker , Lijun Qian

Mobile edge computing (MEC) has been envisaged as a promising technique in the next-generation wireless networks. In order to improve the security of computation tasks offloading and enhance user connectivity, physical layer security and…

信息论 · 计算机科学 2019-10-23 Wei Wu , Fuhui Zhou , Rose Qingyang Hu , Baoyun Wang

In this paper, we propose a cache-aided non-orthogonal multiple access (NOMA) scheme for spectrally efficient downlink transmission. The proposed scheme not only reaps the benefits associated with NOMA and caching, but also exploits the…

信息论 · 计算机科学 2019-06-26 Lin Xiang , Derrick Wing Kwan Ng , Xiaohu Ge , Zhiguo Ding , Vincent W. S. Wong , Robert Schober

Mobile edge computing (MEC) provides computational services at the edge of networks by offloading tasks from user equipments (UEs). This letter employs an unmanned aerial vehicle (UAV) as the edge computing server to execute offloaded tasks…

信息论 · 计算机科学 2019-10-25 Yuwen Qian , Feifei Wang , Jun Li , Long Shi , Kui Cai , Feng Shu

This paper considers the minimization of the offloading delay for non-orthogonal multiple access assisted mobile edge computing (NOMA-MEC). By transforming the delay minimization problem into a form of fractional programming, two iterative…

信息论 · 计算机科学 2018-12-05 Zhiguo Ding , Derrick Wing Kwan Ng , Robert Schober , H. Vincent Poor

Energy efficiency and security are two critical issues for mobile edge computing (MEC) networks. With stochastic task arrivals, time-varying dynamic environment, and passive existing attackers, it is very challenging to offload computation…

系统与控制 · 电气工程与系统科学 2021-02-10 Qun Wang , Han Hu , Haijian Sun , Rose Qingyang Hu

This paper proposes a new communication protocol for a cooperative non-orthogonal multiple access (NOMA) system. In this system, based on users' channel conditions, each two NOMA users are paired to reduce system complexity. In this…

信号处理 · 电气工程与系统科学 2018-03-29 Duc-Dung Tran , Ha-Vu Tran , Dac-Binh Ha , Georges Kaddoum

This paper studies a multi-user cooperative mobile-edge computing (MEC) system, in which a local mobile user can offload intensive computation tasks to multiple nearby edge devices serving as helpers for remote execution. We focus on the…

信号处理 · 电气工程与系统科学 2018-02-21 Hong Xing , Liang Liu , Jie Xu , Arumugam Nallanathan

The various requirements in terms of data rates and latency in beyond 5G and 6G networks have motivated the integration of a variety of communications schemes and technologies to meet these requirements in such networks. Among these schemes…

Nowadays, Internet of Video Things (IoVT) grows rapidly in terms of quantity and computation demands. In spite of the higher local computation capability on visual processing compared with conventional Internet of Things devices, IoVT…

网络与互联网体系结构 · 计算机科学 2021-08-31 Fengqian Guo , Hancheng Lu , Bo Li , Dingxuan Li , Chang Wen Chen

The burgeoning and ubiquitous deployment of the Internet of Things (IoT) landscape struggles with ultra-low latency demands for computation-intensive tasks in massive connectivity scenarios. In this paper, we propose an innovative uplink…

网络与互联网体系结构 · 计算机科学 2026-02-10 Yuang Chen , Fengqian Guo , Chang Wu , Mingyu Peng , Hancheng Lu , Chang Wen Chen

In this paper, we propose bi-directional cooperative non-orthogonal multiple access (NOMA). Compared to conventional NOMA, the main contributions of bi-directional cooperative NOMA can be explained in two directions: 1) The proposed NOMA…

信息论 · 计算机科学 2018-09-18 Minseok Choi , Dong-Jun Han , Jaekyun Moon

Non-orthogonal multiple access (NOMA) is a promising radio access technique for next-generation wireless networks. In this article, we investigate the NOMA-based cooperative relay network. We begin with an introduction of the existing…

信息论 · 计算机科学 2018-01-16 Dehuan Wan , Miaowen Wen , Fei Ji , Hua Yu , Fangjiong Chen

This work proposes a novel location-based multi-group multicast framework which is termed as non-orthogonal multiple access (NOMA) assisted multi-region geocast. This novel spectrum sharing framework exploits the NOMA technology to realize…

信息论 · 计算机科学 2017-11-30 Yi Zhang , Hui-Ming Wang , Zhiguo Ding , Moon Ho Lee

This paper designs a helper-assisted resource allocation strategy in non-orthogonal multiple access (NOMA)-enabled mobile edge computing (MEC) systems, in order to guarantee the quality of service (QoS) of the energy/delay-sensitive user…

信息论 · 计算机科学 2023-01-26 Mengmeng Ren , Long Yang , Hai Jiang , Jian Chen , Yuchen Zhou