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Channel knowledge map (CKM) is a promising technology to enable environment-aware wireless communications and sensing. Link state map (LSM) is one particular type of CKM that aims to learn the location-specific line-of-sight (LoS) link…

信息论 · 计算机科学 2024-09-04 Yuhang Yang , Xiaoli Xu , Yong Zeng , Haijian Sun , Rose Qingyang Hu

Unmanned aerial vehicle (UAV) communications have attracted significant attention from both academia and industry. To facilitate the large-scale usage of UAVs for various applications in practice, we provide a comprehensive survey on the…

信息论 · 计算机科学 2020-07-03 Qingheng Song , Yong Zeng , Jie Xu , Shi Jin

Unmanned aerial vehicle (UAV) is expected to revolutionize the existing integrated sensing and communication (ISAC) system and promise a more flexible joint design. Nevertheless, the existing works on ISAC mainly focus on exploring the…

信息论 · 计算机科学 2024-12-30 Kaitao Meng , Qingqing Wu , Shaodan Ma , Wen Chen , Kunlun Wang , Jun Li

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…

信号处理 · 电气工程与系统科学 2021-09-14 Praveen Kumar Singya , Mohamed-Slim Alouini

Search and rescue (SAR) operations require rapid responses to save lives or property. Unmanned Aerial Vehicles (UAVs) equipped with vision-based systems support these missions through prior terrain investigation or real-time assistance…

机器人学 · 计算机科学 2026-02-25 Luka Šiktar , Branimir Ćaran , Bojan Šekoranja , Marko Švaco

Low Probability of Detection (LPD) communication aims to obscure the presence of radio frequency (RF) signals to evade surveillance. In the context of mobile surveillance utilizing unmanned aerial vehicles (UAVs), achieving LPD…

机器学习 · 计算机科学 2024-09-26 Sivaram Krishnan , Jihong Park , Gregory Sherman , Benjamin Campbell , Jinho Choi

A high performance multi-UAV communication system, which bridges multiple UAVs and ground station, is one of the key enablers to realize a variety of UAV-based systems. To address the issues such as the low spectrum efficiency caused by the…

信息论 · 计算机科学 2022-02-02 Tao Yu , Kiyomichi Araki , Kei Sakaguchi

We present a safety-oriented framework for autonomous underwater vehicles (AUVs) that improves localization accuracy, enhances trajectory prediction, and supports efficient search operations during communication loss. Acoustic signals…

机器人学 · 计算机科学 2026-03-31 Zizhan Tang , Yao Liu , Jessica Liu

Fluid antenna system (FAS) is emerging as a key technology for enhancing spatial flexibility and sensing accuracy in future wireless systems. This paper investigates an unmanned aerial vehicle (UAV)-enabled FAS for multi-target wireless…

信息论 · 计算机科学 2025-09-29 Xuhui Zhang , Wenchao Liu , Chunjie Wang , Jinke Ren , Huijun Xing , Shuqiang Wang , Yanyan Shen

The performance of millimeter wave (mmWave) communications strongly relies on accurate beamforming both at base station and user terminal sides, referred to as beam alignment (BA). Existing BA algorithms provide initial yet coarse angle…

信息论 · 计算机科学 2021-09-22 Fernando Pedraza , Mari Kobayashi , Giuseppe Caire

This paper presents an inertial sensor aided technique for beam alignment and tracking in massive multiple-input multiple-output (MIMO) vehicle-to-vehicle (V2V) communications based on millimeter waves (mmWave). Since directional…

信号处理 · 电气工程与系统科学 2019-07-18 Mattia Brambilla , Monica Nicoli , Sergio Savaresi , Umberto Spagnolini

Millimeter-wave (mmWave) and terahertz (THz) communications require beamforming to acquire adequate receive signal-to-noise ratio (SNR). To find the optimal beam, current beam management solutions perform beam training over a large number…

信号处理 · 电气工程与系统科学 2021-11-30 Shuaifeng Jiang , Ahmed Alkhateeb

Orbital angular momentum (OAM) based radio vortex wireless communications have received much attention recently because it can significantly increase the spectrum efficiency. The uniform circular array (UCA) is a simple antenna structure…

信号处理 · 电气工程与系统科学 2018-09-14 Shanghua Gao , Wenchi Cheng , Wei Zhang , Hailin Zhang

Unmanned aerial vehicle (UAV)-enabled communication is a promising technology to extend coverage and enhance throughput for traditional terrestrial wireless communication systems. In this paper, we consider a UAV-enabled wireless sensor…

信息论 · 计算机科学 2020-02-25 Jingwei Zhang , Yong Zeng , Rui Zhang

In a water-air optical wireless communication (OWC) channel, dynamic ocean waves may significantly deflect the light beam from its original direction, thus deteriorating the communication performance. In this letter, a beam tracking system…

信号处理 · 电气工程与系统科学 2022-01-12 Yujie Di , Yingjie Shao , Lian-Kuan Chen

In the evolving landscape of high-speed communication, the shift from traditional pilot-based methods to a Sensing-Oriented Approach (SOA) is anticipated to gain momentum. This paper delves into the development of an innovative Integrated…

数值分析 · 数学 2024-12-13 Shengcai Zhou , Halvin Yang , Luping Xiang , Kun Yang

Unmanned aerial vehicles (UAVs) have attracted significant interest recently in wireless communication due to their high maneuverability, flexible deployment, and low cost. This paper studies a UAV-enabled wireless network where the UAV is…

信息论 · 计算机科学 2017-04-10 Qingqing Wu , Yong Zeng , Rui Zhang

This paper presents a novel control method for a group of UAVs in obstacle-laden environments while preserving sensing network connectivity without data transmission between the UAVs. By leveraging constraints rooted in control barrier…

机器人学 · 计算机科学 2025-04-15 Thiviyathinesvaran Palani , Hiroaki Fukushima , Shunsuke Izuhara

The millimeter wave (mmWave) frequencies offer the potential of orders of magnitude increases in capacity for next-generation cellular systems. However, links in mmWave networks are susceptible to blockage and may suffer from rapid…

网络与互联网体系结构 · 计算机科学 2020-04-27 Marco Giordani , Marco Mezzavilla , Sundeep Rangan , Michele Zorzi

Unmanned aerial vehicles (UAVs) play an essential role in future wireless communication networks due to their high mobility, low cost, and on-demand deployment. In air-to-ground links, UAVs are widely used to enhance the performance of…

信息论 · 计算机科学 2024-06-11 Hongjiang Lei , Dongyang Meng , Haoxiang Ran , Ki-Hong Park , Gaofeng Pan , Mohamed-Slim Alouini