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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…

Signal Processing · Electrical Eng. & Systems 2018-02-21 Hong Xing , Liang Liu , Jie Xu , Arumugam Nallanathan

In this paper, a new framework for optimizing the resource allocation in a millimeter-wave-non-orthogonal multiple access (mmWave-NOMA) communication for crowded venues is proposed. MmWave communications suffer from severe blockage caused…

Signal Processing · Electrical Eng. & Systems 2020-10-13 Foad Barghikar , Foroogh S. Tabataba , Mehdi Naderi Soorki

Ultra-dense networks are widely regarded as a promising solution to explosively growing applications of Internet-of-Things (IoT) mobile devices (IMDs). However, complicated and severe interferences need to be tackled properly in such…

Information Theory · Computer Science 2023-03-14 Tianqing Zhou , Yanyan Fu , Dong Qin , Xuefang Nie , Nan Jiang , Chunguo Li

By offloading intensive computation tasks to the edge cloud located at the cellular base stations, mobile-edge computation offloading (MECO) has been regarded as a promising means to accomplish the ambitious millisecond-scale end-to-end…

Information Theory · Computer Science 2017-04-04 Jinke Ren , Guanding Yu , Yunlong Cai , Yinghui He

This paper investigates the application of non-orthogonal multiple access in millimeter-Wave communications (mmWave-NOMA). Particularly, we consider downlink transmission with a hybrid beamforming structure. A user grouping algorithm is…

Signal Processing · Electrical Eng. & Systems 2019-07-31 Lipeng Zhu , Jun Zhang , Zhenyu Xiao , Xianbin Cao , Dapeng Oliver Wu , Xiang-Gen Xia

Unmanned aerial vehicles (UAVs) can be deployed as flying base stations (BSs) to leverage the strength of line-of-sight connections and effectively support the coverage and throughput of wireless communication. This paper considers a…

Information Theory · Computer Science 2018-06-12 Ali A. Nasir , Hoang D. Tuan , Trung Q. Duong , H. Vincent Poor

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

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…

Information Theory · Computer Science 2017-11-30 Yi Zhang , Hui-Ming Wang , Zhiguo Ding , Moon Ho Lee

Non-orthogonal multiple access (NOMA) is envisioned to be one of the most beneficial technologies for next generation wireless networks due to its enhanced performance compared to other conventional radio access techniques. Although the…

Information Theory · Computer Science 2017-11-27 Rukhsana Ruby , Shuxin Zhong , Hailiang Yang , Kaishun Wu

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…

Information Theory · Computer Science 2019-06-26 Lin Xiang , Derrick Wing Kwan Ng , Xiaohu Ge , Zhiguo Ding , Vincent W. S. Wong , Robert Schober

In this paper, we propose a multi-beam non-orthogonal multiple access (NOMA) scheme for hybrid millimeter wave (mmWave) systems and study its resource allocation. A beam splitting technique is designed to generate multiple analog beams to…

Information Theory · Computer Science 2018-06-14 Zhiqiang Wei , Lou Zhao , Jiajia Guo , Derrick Wing Kwan Ng , Jinhong Yuan

Non-orthogonal multiple access (NOMA) has been considered one of the most promising radio access techniques for next-generation cellular networks. In this paper, we study the joint user and power scheduling for downlink NOMA over fading…

Networking and Internet Architecture · Computer Science 2021-01-11 Do-Yup Kim , Hamid Jafarkhani , Jang-Won Lee

This paper considers uplink multiple access (MA) transmissions, where the MA technique is adaptively selected between Non Orthogonal Multiple Access (NOMA) and Orthogonal Multiple Access (OMA). Two types of users, namely Internet of Things…

Signal Processing · Electrical Eng. & Systems 2020-06-29 Zijian Wang , Mylene Pischella , Luc Vandendorpe

The (ultra-)dense deployment of small-cell base stations (SBSs) endowed with cloud-like computing functionalities paves the way for pervasive mobile edge computing (MEC), enabling ultra-low latency and location-awareness for a variety of…

Computer Science and Game Theory · Computer Science 2018-05-29 Lixing Chen , Sheng Zhou , Jie Xu

The development of mobile services has impacted a variety of computation-intensive and time-sensitive applications, such as recommendation systems and daily payment methods. However, computing task competition involving limited resources…

Distributed, Parallel, and Cluster Computing · Computer Science 2020-12-10 Honghao Gao , Xuejie Wang , Xiaojin Ma , Wei Wei , Shahid Mumtaz

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

Spectrum slicing of the shared radio resources is a critical task in 5G networks with heterogeneous services, through which each service gets performance guarantees. In this paper, we consider a setup in which a Base Station (BS) should…

Information Theory · Computer Science 2026-03-16 Fabio Saggese , Marco Moretti , Petar Popovski

In this paper, we consider a wireless powered mobile edge computing (MEC) network, where the distributed energy-harvesting wireless devices (WDs) are powered by means of radio frequency (RF) wireless power transfer (WPT). In particular, the…

Information Theory · Computer Science 2018-02-13 Suzhi Bi , Ying-Jun Angela Zhang

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 coupling of cell-free massive MIMO (CF-mMIMO) with Mobile Edge Computing (MEC) is investigated in this paper. A MEC-enabled CF-mMIMO architecture implementing a distributed user-centric approach both from the radio and the computational…

Information Theory · Computer Science 2023-11-30 Giovanni Interdonato , Stefano Buzzi