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相关论文: IRS-aided Wireless Powered MEC Systems: TDMA or NO…

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The merge of mobile edge computing (MEC) and millimeter-wave (mmWave) communications will hopefully enable the fast access for computational resources, where these two technologies can benefit from each other's potentials. However, the high…

信号处理 · 电气工程与系统科学 2025-03-13 Yashuai Cao , Tiejun Lv

This paper investigates the downlink communications of intelligent reflecting surface (IRS) assisted non-orthogonal multiple access (NOMA) systems. To maximize the system throughput, we formulate a joint optimization problem over the…

信息论 · 计算机科学 2020-02-06 Jiakuo Zuo , Yuanwei Liu , Zhijin Qin , Naofal Al-Dhahir

A novel framework of intelligent reflecting surface (IRS)-aided multiple-input single-output (MISO) non-orthogonal multiple access (NOMA) network is proposed, where a base station (BS) serves multiple clusters with unfixed number of users…

信号处理 · 电气工程与系统科学 2021-12-02 X. Gao , Y. Liu , X. Liu , L. Song

Mobile-edge computing (MEC) is an emerging technology for enhancing the computational capabilities of mobile devices and reducing their energy consumption via offloading complex computation tasks to the nearby servers. Multiuser MEC at…

信息论 · 计算机科学 2018-11-20 Zezu Liang , Yuan Liu , Tat-Ming Lok , Kaibin Huang

Multi-access edge computing (MEC) can enhance the computing capability of mobile devices, while non-orthogonal multiple access (NOMA) can provide high data rates. Combining these two strategies can effectively benefit the network with…

信号处理 · 电气工程与系统科学 2020-09-15 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis

With the fast development of Internet of things (IoT), the fifth generation (5G) wireless networks need to provide massive connectivity of IoT devices and meet the demand for low latency. To satisfy these requirements, Non-Orthogonal…

网络与互联网体系结构 · 计算机科学 2018-02-07 Abbas Kiani , Nirwan Ansari

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 2016-11-29 Changsheng You , Kaibin Huang , Hyukjin Chae , Byoung-Hoon Kim

The combination of non-orthogonal multiple access (NOMA) and intelligent reflecting surface (IRS) is an efficient solution to significantly enhance the energy efficiency of the wireless communication system. In this paper, we focus on a…

信号处理 · 电气工程与系统科学 2020-09-15 Ximing Xie , Fang Fang , Zhiguo Ding

This manuscript presents an energy-efficient alternating optimization framework based on intelligent reflective surfaces (IRS) aided non-orthogonal multiple access beamforming (NOMA-BF) system for 6G wireless communications. Specifically,…

信号处理 · 电气工程与系统科学 2022-03-31 Asim Ihsan , Wen Chen , Muhammad Asif , Wali Ullah Khan , Jun Li

Combining intelligent reflecting surface (IRS) and non-orthogonal multiple access (NOMA) is an effective solution to enhance communication coverage and energy efficiency. In this paper, we focus on an IRS-assisted NOMA network and propose…

信号处理 · 电气工程与系统科学 2020-09-14 Fang Fang , Yanqing Xu , Quoc-Viet Pham , Zhiguo Ding

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

Exploiting the idle computation resources of mobile devices in mobile edge computing (MEC) system can achieve both channel diversity and computing diversity as mobile devices can offload their computation tasks to nearby mobile devices in…

信息论 · 计算机科学 2020-01-01 Yuwen Huang , Yuan Liu , Fangjiong Chen

Mobile edge computing (MEC) can enhance the computing capability of mobile devices, and non-orthogonal multiple access (NOMA) can provide high data rates. Combining these two technologies can effectively benefit the network with spectrum…

信息论 · 计算机科学 2019-04-30 Fang Fang , Yanqing Xu , Zhiguo Ding , Chao Shen , Mugen Peng , George K. Karagiannidis

The continuous evolution of future mobile communication systems is heading towards the integration of communication and computing, with Mobile Edge Computing (MEC) emerging as a crucial means of implementing Artificial Intelligence (AI)…

网络与互联网体系结构 · 计算机科学 2024-04-23 Xinyang Du , Xuming Fang

Intelligent reflecting surfaces (IRSs) are being studied as possible low-cost energy-efficient alternatives to active relays, with the goal of solving the coverage issues of millimeter wave (mmWave) and terahertz (THz) network deployments.…

信号处理 · 电气工程与系统科学 2023-01-26 Alberto Rech , Matteo Pagin , Stefano Tomasin , Federico Moretto , Leonardo Badia , Marco Giordani , Jonathan Gambini , Michele Zorzi

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

Mobile edge computing (MEC) has attracted great interests as a promising approach to augment computational capabilities of mobile devices. An important issue in the MEC paradigm is computation offloading. In this paper, we propose an…

网络与互联网体系结构 · 计算机科学 2017-06-29 Chenmeng Wang , S. Hu

Internet of Things (IoT) is considered as the enabling platform for a variety of promising applications, such as smart transportation and smart city, where massive devices are interconnected for data collection and processing. These IoT…

网络与互联网体系结构 · 计算机科学 2021-03-22 Laha Ale , Ning Zhang , Xiaojie Fang , Xianfu Chen , Shaohua Wu , Longzhuang Li

This paper considers a wireless powered multiuser mobile edge computing (MEC) system, where a multi-antenna access point (AP) employs the radio-frequency (RF) signal based wireless power transfer (WPT) to charge a number of distributed…

信息论 · 计算机科学 2019-02-26 Feng Wang , Hong Xing , Jie Xu

Intelligent reflecting surface (IRS) is an emerging technique to enhance the wireless communication spectral efficiency with low hardware and energy cost. In this letter, we consider the integration of IRS to an orthogonal frequency…

信息论 · 计算机科学 2019-12-04 Yifei Yang , Shuowen Zhang , Rui Zhang