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Aerial-ground interference mitigation is a challenging issue in the cellular-connected unmanned aerial vehicle (UAV) communications. Due to the strong line-of-sight (LoS) air-to-ground (A2G) channels, the UAV may impose/suffer more severe…

信息论 · 计算机科学 2019-02-15 Weidong Mei , Rui Zhang

Unmanned aerial vehicles (UAVs) are capable of serving as aerial base stations (BSs) for providing both cost-effective and on-demand wireless communications. This article investigates dynamic resource allocation of multiple UAVs enabled…

信号处理 · 电气工程与系统科学 2018-10-25 Jingjing Cui , Yuanwei Liu , Arumugam Nallanathan

In this paper, we propose a novel joint intelligent trajectory design and resource allocation algorithm based on user's mobility and their requested services for unmanned aerial vehicles (UAVs) assisted networks, where UAVs act as nodes of…

网络与互联网体系结构 · 计算机科学 2021-05-24 Mohsen Pourghasemian , Mohammad Reza Abedi , Shima Salarhosseini , Nader Mokari , Mohammad Reza Javan , Eduard A. Jorswieck

Wireless communication enabled by unmanned aerial vehicles (UAVs) has emerged as an appealing technology for many application scenarios in future wireless systems. However, the limited endurance of UAVs greatly hinders the practical…

信息论 · 计算机科学 2018-10-03 Xiaoli Xu , Yong Zeng , Yong Liang Guan , Rui Zhang

By exploiting the superiority of non-orthogonal multiple access (NOMA), NOMA-aided mobile edge computing (MEC) can provide scalable and low-latency computing services for the Internet of Things. However, given the prevalent stochasticity of…

信息论 · 计算机科学 2021-07-01 Meihui Hua , Hui Tian , Xinchen Lyu , Wanli Ni , Gaofeng Nie

Both the Mobile edge computing (MEC)-based and fog computing (FC)-aided Internet of Vehicles (IoV) constitute promising paradigms of meeting the demands of low-latency pervasive computing. To this end, we construct a dynamic NOMA-based…

信息论 · 计算机科学 2023-05-03 Dongsheng Zheng , Yingyang Chen , Lai Wei , Bingli Jiao , Lajos Hanzo

In this paper, we consider a single-cell multi-user orthogonal frequency division multiple access (OFDMA) network with one unmanned aerial vehicle (UAV), which works as an amplify-and-forward relay to improve the quality-of-service (QoS) of…

信息论 · 计算机科学 2021-04-23 Shuhao Zeng , Hongliang Zhang , Boya Di , Lingyang Song

This paper investigates ground-aerial uplink non-orthogonal multiple access (NOMA) cellular networks. A rotary-wing unmanned aerial vehicle (UAV) user and multiple ground users (GUEs) are served by ground base stations (GBSs) by utilizing…

信息论 · 计算机科学 2020-05-26 Xidong Mu , Yuanwei Liu , Li Guo , Jiaru Lin

Deployment of unmanned aerial vehicles (UAVs) as aerial base stations can deliver a fast and flexible solution for serving varying traffic demand. In order to adequately benefit of UAVs deployment, their efficient placement is of utmost…

信号处理 · 电气工程与系统科学 2020-03-06 Atefeh Hajijamali Arani , M. Mahdi Azari , William Melek , Safieddin Safavi-Naeini

This paper introduces an Unmanned Aerial Vehicle - enabled content management architecture that is suitable for critical content access in communities of users that are communication-isolated during diverse types of disaster scenarios. The…

机器学习 · 计算机科学 2025-04-21 Amit Kumar Bhuyan , Hrishikesh Dutta , Subir Biswas

This paper studies an unmanned aerial vehicle (UAV)-enabled multiple access channel (MAC), in which multiple ground users transmit individual messages to a mobile UAV in the sky. We consider a linear topology scenario, where these users…

信息论 · 计算机科学 2020-01-17 Peiming Li , Jie Xu

Integrated into existing Mobile Edge Computing (MEC) systems, Unmanned Aerial Vehicles (UAVs) serve as a cornerstone in meeting the stringent requirements of future Internet of Things (IoT) networks. The current endeavor studies an MEC…

信号处理 · 电气工程与系统科学 2025-04-02 Maryam Farajzadeh Dehkordi , Bijan Jabbari

In this paper, downlink delivery of popular content is optimized with the assistance of wireless cache nodes. Specifically, the requests of one file is modeled as a Poisson point process with finite lifetime, and two downlink transmission…

信息论 · 计算机科学 2018-01-04 Bojie Lv , Lexiang Huang , Rui Wang

Unmanned aerial vehicles (UAV) have emerged as a practical solution that provides on-demand services to users in areas where the terrestrial network is non-existent or temporarily unavailable, e.g., due to natural disasters or network…

信号处理 · 电气工程与系统科学 2023-05-09 Asad Mahmood , Thang X. Vu , Symeon Chatzinotas , Björn Ottersten

A novel non-orthogonal multiple access (NOMA) based cache-aided mobile edge computing (MEC) framework is proposed. For the purpose of efficiently allocating communication and computation resources to users' computation tasks requests, we…

信号处理 · 电气工程与系统科学 2019-06-24 Zhong Yang , Yuanwei Liu , Yue Chen , Naofal Al-Dhahir

This paper presents a Micro-Unmanned Aerial Vehicle (UAV)-enhanced content management system for disaster scenarios where communication infrastructure is generally compromised. Utilizing a hybrid network of stationary and mobile Micro-UAVs,…

机器学习 · 计算机科学 2025-01-17 Amit Kumar Bhuyan , Hrishikesh Dutta , Subir Biswas

Given the surge in wireless data traffic driven by the emerging Internet of Things (IoT), unmanned aerial vehicles (UAVs), cognitive radio (CR), and non-orthogonal multiple access (NOMA) have been recognized as promising techniques to…

信号处理 · 电气工程与系统科学 2023-09-21 Felix Obite , Ali Krayani , Atm S. Alam , Lucio Marcenaro , Arumugam Nallanathan , Carlo Regazzoni

Uncrewed aerial vehicles (UAVs) are expected to enhance connectivity, extend network coverage, and support advanced communication services in sixth-generation (6G) cellular networks, particularly in public and civil domains. Although…

信号处理 · 电气工程与系统科学 2026-03-20 Faicel Khennoufa , Khelil Abdellatif , Metin Ozturk , Halim Yanikomeroglu , Safwan Alfattani

Unmanned aerial vehicle (UAV) has recently attracted a lot of attention as a candidate to meet the 6G ubiquitous connectivity demand and boost the resiliency of terrestrial networks. Thanks to the high spectral efficiency and low latency,…

网络与互联网体系结构 · 计算机科学 2023-01-03 Ahmed Benfaid , Nadia Adem , Bassem Khalfi

This paper investigates a cognitive unmanned aerial vehicle (UAV) enabled Internet of Things (IoT) network, where secondary/cognitive IoT devices upload their data to the UAV hub following a non-orthogonal multiple access (NOMA) protocol in…

信息论 · 计算机科学 2021-11-01 Na Tang