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This paper studies a new latency optimization problem in unmanned aerial vehicles (UAVs)-enabled federated learning (FL) with integrated sensing and communication. In this setup, distributed UAVs participate in model training using sensed…

信息论 · 计算机科学 2024-11-15 Shaba Shaon , Tien Nguyen , Lina Mohjazi , Aryan Kaushik , Dinh C. Nguyen

Integrated sensing and communication (ISAC) is a key technology of next generation wireless communication. Backscatter communication (BackCom) plays an important role for internet of things (IoT). Then the integration of ISAC with BackCom…

信号处理 · 电气工程与系统科学 2024-09-06 Zongyao Zhao , Tiankuo Wei , Zhenyu Liu , Xinke Tang , Xiao-Ping Zhang , Yuhan Dong

The line-of-sight dominant air-ground channels have posed critical interference issues in cellular-connected unmanned aerial vehicle (UAV) communications. In this paper, we propose a new base station (BS) cooperative beamforming (CB)…

信息论 · 计算机科学 2019-11-26 Weidong Mei , Rui Zhang

In this paper, we design a navigation policy for multiple unmanned aerial vehicles (UAVs) where mobile base stations (BSs) are deployed to improve the data freshness and connectivity to the Internet of Things (IoT) devices. First, we…

信号处理 · 电气工程与系统科学 2020-03-11 Sarder Fakhrul Abedin , Md. Shirajum Munir , Nguyen H. Tran , Zhu Han , Choong Seon Hong

This letter introduces a novel wireless-powered backscatter communication system which allows sensors to utilize RF signals transmitted from a dedicated RF energy source to transmit data. In the proposed system, when the RF energy source…

网络与互联网体系结构 · 计算机科学 2018-01-09 Nguyen Van Huynh , Dinh Thai Hoang , Dusit Niyato , Ping Wang , Dong In Kim

Wireless powered backscatter communications (WPBC) is capable of implementing ultra-low-power communication, thus promising in the Internet of Things (IoT) networks. In practice, however, it is challenging to apply WPBC in large-scale IoT…

信息论 · 计算机科学 2021-10-07 Erhu Chen , Peiran Wu , Yik-Chung Wu , Minghua Xia

In this paper, a cellular-connected unmanned aerial vehicles (UAV) mobile edge computing system is studied in which the multiple UAVs are served by terrestrial base station (TBS) for computation task offloading. Our goal is to minimize the…

信息论 · 计算机科学 2018-07-10 Meng Hua , Yi Wang , Qingqing Wu , Chunguo Li , Yongming Huang , Luxi Yang

Unmanned aerial vehicles (UAVs) have gained popularity due to their flexible mobility, on-demand deployment, and the ability to establish high probability line-of-sight wireless communication. As a result, UAVs have been extensively used as…

系统与控制 · 电气工程与系统科学 2023-07-06 Yunhao Quan , Nan Cheng , Xiucheng Wang , Jinglong Shen , Longfei Ma , Zhisheng Yin

Relay-enabled backscatter communication (BC) is an intriguing paradigm to alleviate energy shortage and improve throughput of Internet-of-Things (IoT) devices. Most of the existing works focus on the resource allocation that considered the…

信息论 · 计算机科学 2023-07-27 Rui Xu , Liqin Shi , Yinghui Ye , Haijian Sun , Gan Zheng

The usage of Reconfigurable Intelligent Surfaces (RIS) in conjunction with Unmanned Ariel Vehicles (UAVs) is being investigated as a way to provide energy-efficient communication to ground users in dense urban areas. In this paper, we…

When an unmanned aerial vehicle (UAV) network is utilized as an aerial small base station (BS), like a relay deployed far away from macro BSs, existing multicast methods based on acknowledgement (ACK) feedback and retransmissions may…

系统与控制 · 电气工程与系统科学 2021-11-05 Hao Song , Lingjia Liu , Bodong Shang , Scott Pudlewski , Elizabeth Serena Bentley

Mobile agent networks, such as multi-UAV systems, are constrained by limited resources. In particular, limited energy affects system performance directly, such as system lifetime. It has been demonstrated in the wireless sensor network…

系统与控制 · 计算机科学 2021-12-16 Mason Thammawichai , Sujit P. Baliyarasimhuni , Eric C. Kerrigan , João B. Sousa

This paper considers a patrol inspection scenario where multiple unmanned aerial vehicles (UAVs) are adopted to traverse multiple predetermined cruise points for data collection. The UAVs are connected to cellular networks and they would…

网络与互联网体系结构 · 计算机科学 2024-11-06 Kuan Jia , Dingcheng Yang , Yapeng Wang , Tianyun Shui , Chenji Liu

In this paper, the energy-efficient unmanned aerial vehicle (UAV) swarm assisted mobile edge computing (MEC) with dynamic clustering and scheduling is studied. In the considered system model, UAVs are divided into multiple swarms, with each…

网络与互联网体系结构 · 计算机科学 2024-03-01 Jialiuyuan Li , Jiayuan Chen , Changyan Yi , Tong Zhang , Kun Zhu , Jun Cai

In this paper, we employ multiple UAVs coordinated by a base station (BS) to help the ground users (GUs) to offload their sensing data. Different UAVs can adapt their trajectories and network formation to expedite data transmissions via…

系统与控制 · 电气工程与系统科学 2022-12-29 Shimin Gong , Meng Wang , Bo Gu , Wenjie Zhang , Dinh Thai Hoang , Dusit Niyato

Unmanned aerial vehicles (UAVs) have received plenty of attention due to their high flexibility and enhanced communication ability, nonetheless, the limited onboard energy restricts UAVs' application on persistent data collection missions…

信号处理 · 电气工程与系统科学 2024-10-10 Rui Wang , Deshi Li , Qingqing Wu , Kaitao Meng , Boning Feng , Lele Cong

Unmanned aerial vehicle (UAV) networks are convinced as a significant part of 5G and emerging 6G wireless networks. UAV slicing is a promising proposal of converging different services onto a common UAV network without deploying individual…

网络与互联网体系结构 · 计算机科学 2020-10-22 Peng Yang , Xing Xi , Tony Q. S. Quek , Jingxuan Chen , Xianbin Cao , Dapeng Wu

This letter studies an unmanned aerial vehicle (UAV) aided multicasting (MC) system, which is enabled by simultaneous free space optics (FSO) backhaul and power transfer. The UAV applies the power-splitting technique to harvest wireless…

信息论 · 计算机科学 2021-04-08 Yue Ling Che , Weibin Long , Sheng Luo , Kaishun Wu , Rui Zhang

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

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).…

信息论 · 计算机科学 2017-09-25 Jie Xu , Yong Zeng , Rui Zhang