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Optimal deployment of unmanned aerial vehicles (UAVs) as communication relays is studied for fixed-rate variable-power systems. The considered setup is a set of ground transmitters (GTs) wishing to communicate with a set of ground receivers…

Information Theory · Computer Science 2018-11-29 Erdem Koyuncu

The use of unmanned aerial vehicles (UAVs) as aerial communication platforms is of high practical value for future wireless systems such as 5G, especially for swift and on-demand deployment in temporary events and emergency situations.…

Information Theory · Computer Science 2018-05-21 Qingqing Wu , Liang Liu , Rui Zhang

Wireless communication with unmanned aerial vehicles (UAVs) is a promising technology for future communication systems. In this paper, we study energy-efficient UAV communication with a ground terminal via optimizing the UAV's trajectory, a…

Information Theory · Computer Science 2016-08-08 Yong Zeng , Rui Zhang

Unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) has recently emerged as a promising technique to provide sustainable energy supply for widely distributed low-power ground devices (GDs) in large-scale wireless networks.…

Information Theory · Computer Science 2021-03-02 Lifeng Xie , Xiaowen Cao , Jie Xu , Rui Zhang

This letter investigates the transmit power and trajectory optimization problem for unmanned aerial vehicle (UAV)-aided networks. Different from majority of the existing studies with fixed communication infrastructure, a dynamic scenario is…

Signal Processing · Electrical Eng. & Systems 2018-01-17 Haichao Wang , Guochun Ren , Jin Chen , Guoru Ding , Yijun Yang

In this paper, the efficient deployment and mobility of multiple unmanned aerial vehicles (UAVs), used as aerial base stations to collect data from ground Internet of Things (IoT) devices, is investigated. In particular, to enable reliable…

Information Theory · Computer Science 2017-09-13 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

Reliable and direct communication between unmanned aerial vehicles (UAVs) could facilitate autonomous flight, collision avoidance, and cooperation in UAV swarms. In this paper, we consider UAV-to-UAV (U2U) communications underlaying a…

Information Theory · Computer Science 2019-04-11 M. Mahdi Azari , Giovanni Geraci , Adrian Garcia-Rodriguez , Sofie Pollin

In this paper, the optimal trajectory and deployment of multiple unmanned aerial vehicles (UAVs), used as aerial base stations to collect data from ground Internet of Things (IoT) devices, is investigated. In particular, to enable reliable…

Information Theory · Computer Science 2016-07-12 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

This paper studies a new unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) system, where a UAV-mounted energy transmitter (ET) broadcasts wireless energy to charge distributed energy receivers (ERs) on the ground. In…

Information Theory · Computer Science 2017-06-22 Jie Xu , Yong Zeng , Rui Zhang

In this paper, the deployment of an unmanned aerial vehicle (UAV) as a flying base station used to provide on the fly wireless communications to a given geographical area is analyzed. In particular, the co-existence between the UAV, that is…

Information Theory · Computer Science 2016-11-17 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

This paper investigates unmanned aerial vehicle (UAV)-aided wireless powered communication network (WPCN) systems where a mobile access point (AP) at the UAV serves multiple energy-constrained ground terminals (GTs). Specifically, the UAVs…

Information Theory · Computer Science 2018-01-10 Junhee Park , Hoon Lee , Subin Eom , Inkyu Lee

Future Internet-of-Things (IoT) has high demand for energy-saving communications, especially in remote areas and smart cities. To meet this demand, we propose novel Unmanned Aerial Vehicle-assisted backscatter communications, where a UAV…

Signal Processing · Electrical Eng. & Systems 2019-08-06 Shengzhi Yang , Yansha Deng , Xuanxuan Tang , Yuan Ding , Jianming Zhou

This paper studies a new unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) system, where a UAV-mounted mobile energy transmitter (ET) is dispatched to deliver wireless energy to a set of on-ground energy receivers (ERs).…

Information Theory · Computer Science 2017-09-25 Jie Xu , Yong Zeng , Rui Zhang

In this paper, we focus on a typical cooperative communication system with one pair of source and destination, where a unmanned aerial vehicle (UAV) flying from a start location to an end location serves as a mobile relay. To efficiently…

Networking and Internet Architecture · Computer Science 2017-10-11 Sixing Yin , Jing Tan , Lihua Li

This paper investigates an unmanned aerial vehicle (UAV)-enabled wireless communication system with energy harvesting, where the UAV transfers energy to the users in half duplex or full duplex, and the users harvest energy for data…

Signal Processing · Electrical Eng. & Systems 2019-12-25 Zhaohui Yang , Wei Xu , Mohammad Shikh-Bahaei

Wireless communication involving unmanned aerial vehicles (UAVs) is expected to play an important role in future wireless networks. However, different from conventional terrestrial communication systems, UAVs typically have rather limited…

Signal Processing · Electrical Eng. & Systems 2020-05-05 Ning Gao , Yong Zeng , Jian Wang , Di Wu , Chaoyue Zhang , Qingheng Song , Jiachen Qian , Shi Jin

This paper studies a rechargeable unmanned aerial vehicle (UAV) assisted wireless network, where a UAV is dispatched to disseminate information to a group of ground terminals (GTs) and returns to a recharging station (RS) before the…

Networking and Internet Architecture · Computer Science 2021-04-29 Yuan Liao , Vasilis Friderikos

This paper considers an unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) system, in which a UAV equipped with a directional antenna is dispatched to deliver wireless energy to charge two energy receivers (ERs) on the…

Information Theory · Computer Science 2018-05-11 Yundi Wu , Jie Xu , Ling Qiu

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…

Information Theory · Computer Science 2018-01-10 Subin Eom , Hoon Lee , Junhee Park , Inkyu Lee

Unmanned aerial vehicles (UAVs) are now beginning to be deployed for enhancing the network performance and coverage in wireless communication. However, due to the limitation of their on-board power and flight time, it is challenging to…

Signal Processing · Electrical Eng. & Systems 2021-06-08 Khoi Khac Nguyen , Trung Q. Duong , Tan Do-Duy , Holger Claussen , and Lajos Hanzo
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