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Delta-orthogonal multiple access (D-OMA) has been recently investigated as a potential technique to enhance the spectral efficiency in the sixth-generation (6G) networks. D-OMA enables partial overlapping of the adjacent sub-channels that…

Information Theory · Computer Science 2024-10-28 Ramin Hashemi , Hamzeh Beyranvand , Mohammad Robat Mili , Ata Khalili , Hina Tabassum , Derrick Wing Kwan Ng

In this paper, we investigate the energy-efficient resource allocation problem in an uplink non-orthogonal multiple access (NOMA) millimeter wave system, where the fully-connected-based sparse radio frequency chain antenna structure is…

Information Theory · Computer Science 2019-09-16 Wanming Hao , Ming Zeng , Gangcan Sun , Osamu Muta , Octavia A. Dobre , Shouyi Yang , Haris Gacanin

The increasing demand for massive connectivity and high data rates has made the efficient use of existing spectrum resources an increasingly challenging problem. Non-orthogonal multiple access (NOMA) is a potential solution for future…

Non-orthogonal multiple access (NOMA) enables power-domain multiplexing via successive interference cancellation (SIC) and has been viewed as a promising technology for 5G communication. The full benefit of NOMA depends on resource…

Information Theory · Computer Science 2017-07-21 Jianyue Zhu , Jiaheng Wang , Yongming Huang , Shiwen He , Xiaohu You , Luxi Yang

By employing powerful edge servers for data processing, mobile edge computing (MEC) has been recognized as a promising technology to support emerging computation-intensive applications. Besides, non-orthogonal multiple access (NOMA)-aided…

Signal Processing · Electrical Eng. & Systems 2022-09-22 Jiadong Yu , Yang Li , Xiaolan Liu , Bo Sun , Yuan Wu , Danny H. K. Tsang

We investigate joint power allocation and decoding order selection (PA-DOS) aimed at enhancing the outage performance of non-orthogonal multiple access (NOMA) systems. By considering the diverse target rates of users, new important…

Information Theory · Computer Science 2022-12-26 Mengqi Yang , Jian Chen , Zhiguo Ding , Yuanwei Liu , Lu Lv , Long Yang

In the context of quantum secure scenarios, existing research on mobile edge devices and intelligent computing and edge (ICE) systems based on the Non-Orthogonal Multiple Access (NOMA) communication model have overlooked the energy…

Information Theory · Computer Science 2026-04-30 Yongtao Yao , Wenjing Xiao , Miaojiang Chen , Anfeng Liu , Zhiquan Liu , Min Chen , Ahmed Farouk , H. Herbert Song

This paper proposes a novel user cooperation approach in both computation and communication for mobile edge computing (MEC) systems to improve the energy efficiency for latency-constrained computation. We consider a basic three-node MEC…

Information Theory · Computer Science 2018-10-10 Xiaowen Cao , Feng Wang , Jie Xu , Rui Zhang , Shuguang Cui

To cope with the unprecedented surge in demand for data computing for the applications, the promising concept of multi-access edge computing (MEC) has been proposed to enable the network edges to provide closer data processing for mobile…

Information Theory · Computer Science 2020-08-14 Qiqi Ren , Jian Chen , Omid Abbasi , Gunes Karabulut Kurt , Halim Yanikomeroglu , F. Richard Yu

In this paper, we propose a joint dynamic power control and user pairing algorithm for power-efficient and low-latency hybrid multiple access systems. In a hybrid multiple access system, user pairing determines whether the transmitter…

Signal Processing · Electrical Eng. & Systems 2019-08-13 Minseok Choi , Joongheon Kim , Jaekyun Moon

The growth in artificial intelligence (AI) technology has attracted substantial interests in latency-aware task offloading of mobile edge computing (MEC)-namely, minimizing service latency. Additionally, the use of MEC systems poses an…

Signal Processing · Electrical Eng. & Systems 2024-09-10 Minwoo Kim , Jonggyu Jang , Youngchol Choi , Hyun Jong Yang

We consider the problem of intelligent and efficient task allocation mechanism in large-scale mobile edge computing (MEC), which can reduce delay and energy consumption in a parallel and distributed optimization. In this paper, we study the…

Networking and Internet Architecture · Computer Science 2020-05-22 Xiaoxiong Zhong , Xinghan Wang , Yuanyuan Yang , Yang Qin , Xiaoke Ma , Tingting Yang

Splitting the inference model between device, edge server, and cloud can improve the performance of EI greatly. Additionally, the non-orthogonal multiple access (NOMA), which is the key supporting technologies of B5G/6G, can achieve massive…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-12-27 Xin Yuan , Ning Li , Tuo Zhang , Muqing Li , Yuwen Chen , Jose Fernan Martinez Ortega , Song Guo

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…

Signal Processing · Electrical Eng. & Systems 2020-09-15 Ximing Xie , Fang Fang , Zhiguo Ding

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…

Information Theory · Computer Science 2021-08-03 Ling He , Miaowen Wen , Yingyang Chen , Bingli Jiao

The existing computation and communication (2C) optimization schemes for vehicular edge computing (VEC) networks mainly focus on the physical domain without considering the influence from the social domain. This may greatly limit the…

Signal Processing · Electrical Eng. & Systems 2023-07-11 Tong Xue , Haixia Zhang , Hui Ding , Dongfeng Yuan

Unmanned aerial vehicle (UAV)-assisted multi-access edge computing (MEC) has become one promising solution for energy-constrained devices to meet the computation demand and the stringent delay requirement. In this work, we investigate a…

Networking and Internet Architecture · Computer Science 2020-11-25 Nway Nway Ei , Madyan Alsenwi , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

The explosive growth of global mobile traffic has lead to a rapid growth in the energy consumption in communication networks. In this paper, we focus on the energy-aware design of the network selection, subchannel, and power allocation in…

Networking and Internet Architecture · Computer Science 2015-12-31 Haoran Yu , Man Hon Cheung , Longbo Huang , Jianwei Huang

Multi-access edge computing (MEC) is emerging as a promising paradigm to provide flexible computing services close to user devices (UDs). However, meeting the computation-hungry and delay-sensitive demands of UDs faces several challenges,…

Networking and Internet Architecture · Computer Science 2025-01-07 Geng Sun , Minghua Yuan , Zemin Sun , Jiacheng Wang , Hongyang Du , Dusit Niyato , Zhu Han , Dong In Kim

In this paper, we study the energy efficiency (EE) maximization problem for an uplink millimeter wave massive multiple-input multiple-output system with non-orthogonal multiple access (NOMA). Multiple two-user clusters are formed according…

Information Theory · Computer Science 2019-03-15 Ming Zeng , Wanming Hao , Octavia A. Dobre , H. Vincent Poor