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相关论文: Lifetime Maximization for UAV-Enabled Cognitive-NO…

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In recent years, with the explosive growth of visual sensors and a large number of related video applications in Internet of Things (IoT), massive video data is generated by IoT devices. Since the volume of video data is far greater than…

网络与互联网体系结构 · 计算机科学 2021-01-18 Pengfei Ma , Hancheng Lu , Ming Zhang , Jinxue Liu , Ruoyun Chen

With the rapid development of connecting massive devices to the Internet, especially for remote areas without cellular network infrastructures, space-air-ground integrated networks (SAGINs) emerge and offload computation-intensive tasks. In…

信息论 · 计算机科学 2022-06-07 Yali Chen , Bo Ai , Yong Niu , Hongliang Zhang , Zhu Han

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless sensor network, in which one UAV flies in the sky to collect the data transmitted from a set of ground nodes (GNs) via distributed beamforming. We consider two scenarios…

信息论 · 计算机科学 2021-08-10 Tianxin Feng , Lifeng Xie , Jianping Yao , Jie Xu

Driven by the recent advancement in unmanned aerial vehicle (UAV) technology, this paper proposes a new wireless network architecture of \emph{coordinate multipoint (CoMP) in the sky} to harness both the benefits of interference mitigation…

信息论 · 计算机科学 2018-03-01 Liang Liu , Shuowen Zhang , Rui Zhang

We consider a scenario where an UAV-mounted flying base station is providing data communication services to a number of radio nodes spread over the ground. We focus on the problem of resource-constrained UAV trajectory design with (i)…

信息论 · 计算机科学 2018-11-05 Omid Esrafilian , Rajeev Gangula , David Gesbert

Driven by the unprecedented high throughput and low latency requirements in next-generation wireless networks, this paper introduces an artificial intelligence (AI) enabled framework in which unmanned aerial vehicles (UAVs) use…

信号处理 · 电气工程与系统科学 2021-01-29 Zhong Yang , Mingzhe Chen , Xiao Liu , Yuanwei Liu , Yue Chen , Shuguang Cui , H. Vincent Poor

This paper investigates a new spectrum sharing scenario between unmanned aerial vehicle (UAV) and terrestrial wireless communication systems. We consider that a cognitive/secondary UAV transmitter communicates with a ground secondary…

信号处理 · 电气工程与系统科学 2018-02-15 Yuwei Huang , Jie Xu , Ling Qiu , Rui Zhang

In this paper, we consider the sum power minimization problem via jointly optimizing user association, power control, computation capacity allocation and location planning in a mobile edge computing (MEC) network with multiple unmanned…

信息论 · 计算机科学 2019-02-14 Zhaohui Yang , Cunhua Pan , Kezhi Wang , Mohammad Shikh-Bahaei

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…

信息论 · 计算机科学 2017-11-27 Rukhsana Ruby , Shuxin Zhong , Hailiang Yang , Kaishun Wu

Network capacity calls for significant increase for 5G cellular systems. A promising multi-user access scheme, non-orthogonal multiple access (NOMA) with successive interference cancellation (SIC), is currently under consideration. In NOMA,…

信息论 · 计算机科学 2016-11-18 Lei Lei , Di Yuan , Chin Keong Ho , Sumei Sun

This paper investigates the benefits of integrating reconfigurable intelligent surface (RIS) on minimizing the average sum age of information (AoI) in uplink non-orthogonal multiple access-based Internet-of-Things (IoT) networks. In this…

信息论 · 计算机科学 2022-03-01 Ali Muhammad , Mohamed Elhattab , Mohamed Amine Arfaoui , Chadi Assi

Many emerging Internet of Things (IoT) applications rely on information collected by sensor nodes where the freshness of information is an important criterion. \textit{Age of Information} (AoI) is a metric that quantifies information…

Unmanned Aerial Vehicles (UAVs) have been emerging as an effective solution for IoT data collection networks thanks to their outstanding flexibility, mobility, and low operation costs. However, due to the limited energy and uncertainty from…

网络与互联网体系结构 · 计算机科学 2021-06-22 Nam H. Chu , Dinh Thai Hoang , Diep N. Nguyen , Nguyen Van Huynh , Eryk Dutkiewicz

Unmanned aerial vehicles (UAVs) have emerged as a promising solution to provide wireless data access for ground users in various applications (e.g., in emergence situations). This paper considers a UAV-enabled wireless network, in which…

信息论 · 计算机科学 2019-03-21 Peiming Li , Jie Xu

Next-generation internet of things (IoT) applications need trillions of low-powered wireless mobile devices to connect with each other having ultra-reliability and low-latency. Non-orthogonal multiple access (NOMA) is a promising technology…

信号处理 · 电气工程与系统科学 2020-12-16 Kuntal Deka , Sanjeev Sharma

Towards realizing an intelligent networked society, enabling low-cost low-energy connectivity for things, also known as Internet of Things (IoT), is of crucial importance. While the existing wireless access networks require centralized…

信号处理 · 电气工程与系统科学 2020-08-05 Amin Azari , Mahmoud Abbasi

In this paper, we investigate an unmanned aerial vehicle (UAV)-assisted integrated communication and localization network in emergency scenarios where a single UAV is deployed as both an airborne base station (BS) and anchor node to assist…

网络与互联网体系结构 · 计算机科学 2023-06-07 Suzhi Bi , Jiaxing Yu , Zheyuan Yang , Xiaohui Lin , Yuan Wu

This work considers a multi-user massive multiple-input multiple-output (MU-mMIMO) Internet-of-Things (IoT) system, where multiple unmanned aerial vehicles (UAVs) operating as decode-and-forward (DF) relays connect the base station (BS) to…

信息论 · 计算机科学 2024-04-05 Mobeen Mahmood , Yicheng Yuan , Tho Le-Ngoc

Future wireless networks are envisioned to support both sensing and artificial intelligence (AI) services. However, conventional integrated sensing and communication (ISAC) networks may not be suitable due to the ignorance of diverse…

网络与互联网体系结构 · 计算机科学 2024-09-04 Wenhao Zhuang , Xinyu He , Yuyi Mao , Juan Liu

The low-altitude Internet of Things (IoT), supported by unmanned aerial vehicles (UAVs), provides ground sensing networks with advanced real-time monitoring and data collection. To maximize data collection volume from distributed IoT nodes,…

计算工程、金融与科学 · 计算机科学 2026-05-25 Zhenjia Xu , Xiaoling Zhang , Nan Qi , Guangxu Zhu , Xiaojie Li , Luliang Jia