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Maintaining freshness of data collection in Internet-of-Things (IoT) networks has attracted increasing attention. By taking into account age-of-information (AoI), we investigate the trajectory planning problem of an unmanned aerial vehicle…

网络与互联网体系结构 · 计算机科学 2024-01-08 Botao Zhu , Ebrahim Bedeer , Ha H. Nguyen , Robert Barton , Zhen Gao

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

Designing effective Unmanned Aerial Vehicle(UAV)-assisted routing protocols is challenging due to changing topology, limited battery capacity, and the dynamic nature of communication environments. Current protocols prioritize optimizing…

网络与互联网体系结构 · 计算机科学 2024-08-20 N P Sharvari , Dibakar Das , Jyotsna Bapat , Debabrata Das

Aerial-ground interference is the main obstacle to achieving high spectral efficiency in cellular networks with both traditional terrestrial users and new unmanned aerial vehicle (UAV) users. Due to their strong line-of-sight (LoS) channels…

信息论 · 计算机科学 2020-06-03 Weidong Mei , Rui Zhang

The use of unmanned aerial vehicles (UAVs) acting as flying base stations (FlyBSs) is considered as an effective tool to improve performance of the mobile networks. Nevertheless, such potential improvement requires an efficient positioning…

信号处理 · 电气工程与系统科学 2022-10-24 Mohammadsaleh Nikooroo , Zdenek Becvar , Omid Esrafilian , David Gesbert

This paper proposes an integrated sensing, jamming, and communications (ISJC) framework for securing unmanned aerial vehicle (UAV)-enabled wireless networks. The proposed framework advocates the dual use of artificial noise transmitted by…

信息论 · 计算机科学 2021-10-12 Zhiqiang Wei , Fan Liu , Derrick Wing Kwan Ng , Robert Schober

Target tracking is an important issue of social security. In order to track a target, traditionally a large amount of surveillance video data need to be uploaded into the cloud for processing and analysis, which put stremendous bandwidth…

信号处理 · 电气工程与系统科学 2019-02-05 Yajun Liu , Congxu Zhu , Xiaoheng Deng , Peiyuan Guan , Zhiwen Wan , Jie Luo , Enlu Liu , Honggang Zhang

In this paper, we propose a dual-unmanned aerial vehicle (UAV)-enabled secure communication and sensing (SCS) scheme for an air-to-ground integrated sensing and communication (ISAC) system, in which a dual-functional source UAV and jamming…

信息论 · 计算机科学 2025-05-20 Libiao Lou , Yuan Liu , Fotis Foukalas , Hongjiang Lei , Gaofeng Pan , Theodoros A. Tsiftsis , Hongwu Liu

Channel aggregation (CA) is one of the newest concept which cognitive radio network is bringing to bear for the smooth role out of fifth/next generation wireless networks. This is the combining of several unused primary user spectrum holes…

网络与互联网体系结构 · 计算机科学 2017-11-08 Ebenezer Esenogho , Elie Ngomseu Mambou

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper studies a UAV-enabled wireless network where the UAV is…

信息论 · 计算机科学 2017-04-10 Qingqing Wu , Yong Zeng , Rui Zhang

Unmanned Aerial Vehicles (UAVs) are suited as cost-effective and adaptable platforms for carrying Wi-Fi Access Points (APs) and cellular Base Stations (BSs). Implementing aerial networks in disaster management scenarios and crowded areas…

网络与互联网体系结构 · 计算机科学 2024-12-16 Kamran Shafafi , Manuel Ricardo , Rui Campos

This paper studies the UAV-enabled integrated sensing and communication (ISAC), in which UAVs are dispatched as aerial dual-functional access points (APs) for efficient ISAC. In particular, we consider a scenario with one UAV-AP equipped…

信息论 · 计算机科学 2021-10-07 Zhonghao Lyu , Guangxu Zhu , Jie Xu

With the explosive growth of maritime activities, it is expected to provide seamless communications with quality of service (QoS) guarantee over broad sea area. In the context, this paper proposes a space-air-ground-sea integrated maritime…

信息论 · 计算机科学 2025-08-14 Zhehan Zhou , Xiaoming Chen , Ming Ying , Zhaohui Yang , Chongwen Huang , Yunlong Cai , Zhaoyang Zhang

With the advancements achieved in drones' flexibility, low cost, and high efficiency, they obtain huge application opportunities in various industries, such as aerial delivery and future communication networks. However, the increasing…

系统与控制 · 电气工程与系统科学 2023-11-16 Yujie Qin , Mustafa A. Kishk , Mohamed-Slim Alouini

Internet of Things (IoT) technology is named as a key ingredient in the evolution towards digitization of many applications and services. A deployment based on battery-powered remote Internet of Things (IoT) devices enables easy…

网络与互联网体系结构 · 计算机科学 2024-03-21 Jarne Van Mulders , Sam Boeckx , Jona Cappelle , Liesbet Van der Perre , Lieven de Strycker

The age of information (AoI) is used to measure the freshness of the data. In IoT networks, the traditional resource management schemes rely on a message exchange between the devices and the base station (BS) before communication which…

机器学习 · 计算机科学 2024-01-26 Eslam Eldeeb , Mohammad Shehab , Hirley Alves

With the explosive growth of mobile data, the demand of high-speed railway (HSR) passengers for broadband wireless access services urgently needs the support of ultra-highspeed scenario broadband wireless communication. Millimeterwave…

信息论 · 计算机科学 2022-07-19 Yunhan Ma , Yong Niu , Zhu Han , Bo Ai , Kai Li , Zhangdui Zhong , Ning Wang

In contrast to terrestrial wireless networks, dynamic Unmanned Aerial Vehicle (UAV) networks are susceptible to unexpected link failures arising from UAV breakdowns or the depletion of its batteries. Drastic user rate fluctuations and sum…

网络与互联网体系结构 · 计算机科学 2024-02-28 Linghui Ge , Xiao Liang , Hua Zhang , Peihao Dong , Jianxin Liao , Jingyu Wang

Efficient data processing and computation are essential for the industrial Internet of things (IIoT) to empower various applications, which yet can be significantly bottlenecked by the limited energy capacity and computation capability of…

信号处理 · 电气工程与系统科学 2023-03-09 Xiao Tang , Hongrui Zhang , Ruonan Zhang , Deyun Zhou , Yan Zhang , Zhu Han

This paper considers the deployment of a hybrid wireless data/power access point in an 802.11-based wireless powered IoT network. The proportionally fair allocation of throughputs across IoT nodes is considered under the constraints of…

网络与互联网体系结构 · 计算机科学 2018-10-25 Xiaomin Chen , Zhan Shu , Kezhi Wang , Fangmin Xu , Yue Cao