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Cellular network-connected unmanned aerial vehicles (UAVs) experience different radio propagation conditions than radio nodes on the ground. Therefore, it has become critical to investigate the performance of aerial radios, both…

信号处理 · 电气工程与系统科学 2021-12-17 Aly Sabri Abdalla , Andrew Yingst , Keith Powell , Antoni Gelonch-Bosch , Vuk Marojevic

Unmanned aerial vehicle (UAV)-based integrated sensing and communication (ISAC) systems are poised to revolutionize next-generation wireless networks by enabling simultaneous sensing and communication (S\&C). This survey comprehensively…

Free-space optical (FSO) communication requires light of sight (LoS) between the transmitter and the receiver. For long-distance communication, many research projects have been conducted towards using a network composed of high-altitude…

网络与互联网体系结构 · 计算机科学 2023-01-23 Dieu Linh Truong , The Ngoc Dang

The prospect of mankind returning to the Moon has garnered a great amount of attention in recent years. Dozens of lunar missions are planned for the coming decade which will require the development of a sustainable communication…

系统与控制 · 电气工程与系统科学 2022-03-31 Waseem Raza , Ethan Abele , John OHara , Behnaz Sadr , Peter LoPresti , Ali Imran , Wooyeol Choi , Ickhyun Song , Serhat Altunc , Obadiah Kegege , Sabit Ekin

This paper studies unmanned aerial vehicle (UAV) aided wireless communication systems where a UAV supports uplink communications of multiple ground nodes (GNs) while flying over the area of the interest. In this system, the propulsion…

信息论 · 计算机科学 2018-01-10 Subin Eom , Hoon Lee , Junhee Park , Inkyu Lee

A ground-to-air free-space optical link is studied for a hovering unmanned aerial vehicle (UAV) having multiple rotors. For this UAV, a four-quadrant array of photodetectors is used at the optical receiver to alleviate the adverse effect of…

信息论 · 计算机科学 2021-09-17 Hossein Safi , Akbar Dargahi , Julian Cheng

The channel modeling of unnamed aerial vehicle (UAV)-based free-space optical (FSO) links with nonzero boresight pointing error is the subject of this paper. In particular, utilizing log-normal turbulence model, we propose a novel…

信号处理 · 电气工程与系统科学 2020-04-22 Mohammad Taghi Dabiri , Mohsen Rezaee , Imran Shafique Ansari

The communication system is a critical part of the system design for the autonomous UAV. It has to address different considerations, including efficiency, reliability and mobility of the UAV. In addition, a multi-UAV system requires a…

网络与互联网体系结构 · 计算机科学 2021-11-15 Liping Shi , Néstor J. Hernández Marcano , Rune Hylsberg Jacobsen

Unlike terrestrial communications, unmanned aerial vehicle (UAV) communications have some advantages such as line-of-sight (LoS) environment and flexible mobility, but the interference will be still inevitable. In this paper, we analyze the…

信号处理 · 电气工程与系统科学 2018-09-05 Minsu Kim , Jemin Lee

The mixed radio frequency (RF)/free-space optical (FSO) relaying is a promising technology for coverage improvement, while there lacks unified expressions to describe its performance. In this paper, a unified performance analysis framework…

信息论 · 计算机科学 2015-07-22 Jiayi Zhang , Linglong Dai , Yu Zhang , Zhaocheng Wang

The use of unmanned aerial vehicles (UAV) as flying radio access network (RAN) nodes offers a promising complement to traditional fixed terrestrial deployments. More recently yet still in the context of wireless networks, drones have also…

信息论 · 计算机科学 2022-05-09 David Gesbert , Omid Esrafilian , Junting Chen , Rajeev Gangula , Urbashi Mitra

Unmanned aerial vehicles (UAVs) have attracted significant interest from the academia and industry most recently. Motivated by the wide usage of UAVs, this paper considers UAV communication with reconfigurable antenna (RA) in the presence…

信号处理 · 电气工程与系统科学 2022-06-10 Ayse Betul Buyuksar , Eylem Erdogan , Ibrahim Altunbas

This paper introduces a relay-assisted solution for downlink communications in a mixed system of Radio Frequency (RF) and Underwater Optical Wireless Communications (UOWC) technologies. During the initial downlink phase, data transmission…

系统与控制 · 电气工程与系统科学 2024-07-04 Tijana Devaja , Milica Petkovic , Marko Beko , Dejan Vukobratovic

Enabling high-rate, low-latency and ultra-reliable wireless communications between unmanned aerial vehicles (UAVs) and their associated ground pilots/users is of paramount importance to realize their large-scale usage in the future. To…

信息论 · 计算机科学 2018-04-09 Yong Zeng , Jiangbin Lyu , Rui Zhang

Thanks to the line-of-sight (LoS) transmission and flexibility, unmanned aerial vehicles (UAVs) effectively improve the throughput of wireless networks. Nevertheless, the LoS links are prone to severe deterioration by complex propagation…

信息论 · 计算机科学 2019-12-10 Sixian Li , Bin Duo , Xiaojun Yuan , Ying-Chang Liang , Marco Di Renzo

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless powered communication network (WPCN), in which a UAV is dispatched as a mobile access point (AP) to serve a set of ground users periodically. The UAV employs the radio…

信息论 · 计算机科学 2018-10-10 Lifeng Xie , Jie Xu , Rui Zhang

When considering unidirectional communication for unmanned aerial vehicles (UAVs) as flying Base Stations (BSs), either uplink or downlink, the system is limited through the co-channel interference that takes place over line-of-sight (LoS)…

信息论 · 计算机科学 2018-05-23 Wenqian Huang , Dong Min Kim , Wenrui Ding , Petar Popovski

Hybrid terrestrial-satellite (HTS) communication systems have gained a tremendous amount of interest recently due to the high demand for global high data rates. Conventional satellite communications operate in the conventional Ku (12 GHz)…

信息论 · 计算机科学 2020-03-30 Elmehdi Illi , Faissal El Bouanani , Fouad Ayoub , Mohamed-Slim Alouini

Classical free-space optical (FSO) communication promises massive data throughput rates relative to traditional wireless technologies - an attractive outcome now being pursued in the context of satellite-ground, inter-satellite and…

量子物理 · 物理学 2024-05-16 Nicholas Zaunders , Ziqing Wang , Timothy C. Ralph , Ryan Aguinaldo , Robert Malaney

Low Earth Orbit (LEO) satellite networks are increasingly adopting laser (Free Space Optics, FSO) links to provide high-capacity communications. Although laser inter-satellite links offer high throughput and low latency, RF up- and…

网络与互联网体系结构 · 计算机科学 2026-05-05 Cao-Vien Phung , Thomas Röthig , Admela Jukan