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With growing popularity, unmanned aerial vehicles (UAVs) are pivotally extending conventional terrestrial Internet of Things (IoT) into the sky. To enable high-performance two-way communications of UAVs with their ground pilots/users,…

Signal Processing · Electrical Eng. & Systems 2019-04-26 Jiangbin Lyu , Rui Zhang

Unmanned aerial vehicles (UAVs) have gained considerable attention as a platform for establishing aerial wireless networks and communications. However, the line-of-sight dominance in air-to-ground communications often leads to significant…

Neural and Evolutionary Computing · Computer Science 2024-12-10 Hongjuan Li , Hui Kang , Geng Sun , Jiahui Li , Jiacheng Wang , Xue Wang , Dusit Niyato , Victor C. M. Leung

Unmanned aerial vehicle (UAV) has the advantages of large coverage and flexibility, which could be applied in disaster management to provide wireless services to the rescuers and victims. When UAVs forms an aerial mesh network,…

Robotics · Computer Science 2023-11-28 Zhiqing Wei , Jialin Zhu , Zijun Guo , Fan Ning

Integrating the unmanned aerial vehicles (UAVs) into the cellular network is envisioned to be a promising technology to significantly enhance the communication performance of both UAVs and existing terrestrial users. In this paper, we first…

Information Theory · Computer Science 2018-05-21 Shuowen Zhang , Yong Zeng , Rui Zhang

Unmanned aerial vehicles (UAVs), especially fixed-wing ones that withstand strong winds, have great potential for oceanic exploration and research. This paper studies a UAV-aided maritime data collection system with a fixed-wing UAV…

Signal Processing · Electrical Eng. & Systems 2021-11-08 Yifan Zhang , Jiangbin Lyu , Liqun Fu

One of the key enablers for the realization of a variety of unmanned aerial vehicle (UAV)-based systems is the high-performance communication system linking many UAVs and ground station. We have proposed a spectrum-efficient full-duplex…

Information Theory · Computer Science 2022-11-07 Tao Yu , Kento Kajiwara , Kiyomichi Araki , Kei Sakaguchi

A Unmanned aerial vehicle (UAV)-assisted mobile edge computing (MEC) scheme with simultaneous wireless information and power transfer (SWIPT) is proposed in this paper. Unlike existing MEC-WPT schemes that disregard the downlink period for…

Signal Processing · Electrical Eng. & Systems 2024-03-07 Xiaoyan Hu , Pengle Wen , Han Xiao , Wenjie Wang , Kai-Kit Wong

Given the imperative of 6G networks' ubiquitous connectivity, along with the inherent mobility and cost-effectiveness of unmanned aerial vehicles (UAVs), UAVs play a critical role within 6G wireless networks. Despite advancements in…

Information Theory · Computer Science 2024-06-10 Kejie Ni , Jingqing Wang , Wenchi Cheng , Wei Zhang

In wireless local area networks (WLANs), a media access protocol arbitrates access to the channel. In current IEEE 802.11 WLANs, carrier sense multiple access with collision avoidance (CSMA/CA) is used. Carrier sense multiple access with…

Networking and Internet Architecture · Computer Science 2013-11-05 Jaume Barcelo , Azadeh Faridi , Boris Bellalta , Gabriel Martorell , David Malone

In this paper, we consider an unmanned aerial vehicle-enabled interference channel (UAV-IC), where each of the $K$ UAVs communicates with its associated ground terminals (GTs) at the same time and over the same spectrum. To exploit the new…

Optimization and Control · Mathematics 2018-09-18 Chao Shen , Tsung-Hui Chang , Jie Gong , Yong Zeng , Rui Zhang

Unmanned aerial vehicles (UAVs)-enabled aerial communication provides a flexible, reliable, and cost-effective solution for a range of wireless applications. However, due to the high line-of-sight (LoS) probability, aerial communications…

Networking and Internet Architecture · Computer Science 2024-04-12 Jiahui Li , Geng Sun , Qingqing Wu , Shuang Liang , Pengfei Wang , Dusit Niyato

In this work, performance of a multi-antenna multiuser unmanned aerial vehicle (UAV) assisted terrestrial-satellite communication system over mixed free space optics (FSO)/ radio frequency (RF) channels is analyzed. Downlink transmission…

Signal Processing · Electrical Eng. & Systems 2021-09-14 Praveen Kumar Singya , Mohamed-Slim Alouini

The demand for future wireless communication systems is being satisfied for various circumstances through unmanned aerial vehicles (UAVs), which act as flying base stations (BSs). In this letter, we propose an ellipse clustering algorithm…

Signal Processing · Electrical Eng. & Systems 2020-05-07 Si-Chan Noh , Hong-Bae Jeon , Chan-Byoung Chae

Unmanned aerial vehicle (UAV) has become an appealing solution for a wide range of commercial and civilian applications because of its high mobility and flexible deployment. Due to the continuous UAV navigation, the channel between UAV and…

Information Theory · Computer Science 2019-11-22 Jianwei Zhao , Qi Dong , Yanjie Zhao , Bolei Wang , Feifei Gao

Wireless local area networks (WLAN) still suffer from a severe performance discrepancy between different users in the uplink. This is because of the spatially varying channel conditions provided by the wireless medium. Cooperative medium…

Information Theory · Computer Science 2009-11-04 Georg Böcherer

In this paper, the effective use of flight-time constrained unmanned aerial vehicles (UAVs) as flying base stations that can provide wireless service to ground users is investigated. In particular, a novel framework for optimizing the…

Information Theory · Computer Science 2017-04-18 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

This paper considers an unmanned aerial vehicle enabled-up link non-orthogonal multiple-access system, where multiple mobile users on the ground send independent messages to a unmanned aerial vehicle in the sky via non-orthogonal…

Information Theory · Computer Science 2020-01-22 Yuwei Huang , Xiaopeng Mo , Jie Xu , Ling Qiu , Yong Zeng

Supporting reliable and seamless mobility for aerial users, such as unmanned aerial vehicles (UAVs), is a key challenge for the next-generation cellular systems. To tackle this challenge, we propose a joint beamforming, user association,…

Information Theory · Computer Science 2020-02-18 Jiancao Hou , Yansha Deng , Mohammad Shikh-Bahaei

Cell-free (CF) massive multiple-input multiple-output (MIMO) is a promising solution to provide uniform good performance for unmanned aerial vehicle (UAV) communications. In this paper, we propose the UAV communication with wireless power…

Information Theory · Computer Science 2021-04-26 Jiakang Zheng , Jiayi Zhang , Bo Ai

In this paper, we consider a cellular-connected unmanned aerial vehicle (UAV) with an information collection and transmission mission for multiple ground targets. Specifically, the UAV is required to collect a fixed amount of information of…

Information Theory · Computer Science 2022-09-02 Xianzhen Guo , Shuowen Zhang , Liang Liu