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Related papers: Channel Knowledge Map (CKM)-Assisted Multi-UAV Wir…

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Channel knowledge map (CKM) has emerged as a crucial technology for next-generation communication, enabling the construction of high-fidelity mappings between spatial environments and channel parameters via electromagnetic information…

Signal Processing · Electrical Eng. & Systems 2025-05-23 Haohan Wang , Xu Shi , Hengyu Zhang , Yashuai Cao , Jintao Wang

The substantial communication resources consumed by conventional pilot-based channel sounding impose an unsustainable overhead, presenting a critical scalability challenge for the future 6G networks characterized by massive channel…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Yancheng Wang , Chuan Huang , Songyang Zhang , Guanying Chen , Wei Guo , Shenglun Lan , Lexi Xu , Xinzhou Cheng , Xiongyan Tang , Shuguang Cui

This letter addresses the joint air corridor planning and base station (BS) deployment problem for low-altitude integrated sensing and communication (ISAC) networks. In the considered system, unmanned aerial vehicles (UAVs) operate within a…

Signal Processing · Electrical Eng. & Systems 2025-12-15 Jiaxuan Li , Yilong Chen , Fan Liu , Jie Xu

Channel knowledge map (CKM) is a promising paradigm for environment-aware communications by establishing a deterministic mapping between physical locations and channel parameters. Existing CKM construction methods focus on quasi-static…

Information Theory · Computer Science 2025-12-30 Wenjun Jiang , Xiaojun Yuan , Chenchen Liu , Boyu Teng

The efficient construction of accurate channel knowledge maps (CKMs) is crucial for unleashing the full potential of environment-aware wireless networks, yet it remains a difficult ill-posed problem due to the sparsity of available…

Information Theory · Computer Science 2026-01-13 Ziyu Huang , Yong Zeng , Shen Fu , Xiaoli Xu , Hongyang Du

Cellular networks are promising to support effective wireless communications for unmanned aerial vehicles (UAVs), which will help to enable various long-range UAV applications. However, these networks are optimized for terrestrial users,…

Networking and Internet Architecture · Computer Science 2019-06-04 Hongyu Yang , Jun Zhang , S. H. Song , Khaled B. Lataief

This paper presents a communication and energy-aware multi-UAV Coverage Path Planning (mCPP) method for scenarios requiring continuous inter-UAV communication, such as cooperative search and rescue and surveillance missions. Unlike existing…

Robotics · Computer Science 2025-04-22 Mohamed Samshad , Ketan Rajawat

Millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) communication system is expected to achieve enormous transmission rate, provided that the transmit and receive beams are properly aligned with the MIMO channel. However,…

Signal Processing · Electrical Eng. & Systems 2021-02-22 Di Wu , Yong Zeng , Shi jin , Rui Zhang

Channel Knowledge Map (CKM) is an emerging data-driven toolbox that captures our awareness of the wireless channel and enables efficient communication and resource allocation beyond the state of the art. In this work, we consider CKM for…

Signal Processing · Electrical Eng. & Systems 2025-08-20 Ladan Khaloopour , Matthias Hollick , Vahid Jamali

Sixth-generation (6G) mobile communication networks are expected to have dense infrastructures, large antenna size, wide bandwidth, cost-effective hardware, diversified positioning methods, and enhanced intelligence. Such trends bring both…

Information Theory · Computer Science 2024-02-07 Yong Zeng , Junting Chen , Jie Xu , Di Wu , Xiaoli Xu , Shi Jin , Xiqi Gao , David Gesbert , Shuguang Cui , Rui Zhang

Channel knowledge maps (CKMs) provide a site-specific, location-indexed knowledge base that supports environment-aware communications and sensing in 6G networks. In practical deployments, CKM observations are often noisy and irregular due…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Sixu Xiao , Yong Zeng , Haotian Rong , Yanqun Tang

Unmanned aerial vehicles (UAVs) have attracted plenty of attention due to their high flexibility and enhanced communication ability. However, the limited coverage and energy of UAVs make it difficult to provide timely wireless service for…

Systems and Control · Electrical Eng. & Systems 2024-12-18 Rui Wang , Kaitao Meng , Deshi Li

With the increasing demand for real-time channel state information (CSI) in sixth-generation (6G) mobile communication networks, channel knowledge map (CKM) emerges as a promising technique, offering a site-specific database that enables…

Signal Processing · Electrical Eng. & Systems 2025-04-15 Zijian Wu , Di Wu , Shen Fu , Yuelong Qiu , Yong Zeng

In this paper we study the deployment of multiple unmanned aerial vehicles (UAVs) to form a temporal UAV network for the provisioning of emergent communications to affected people in a disaster zone, where each UAV is equipped with a…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-07-20 Wenzheng Xu , Yueying Sun , Rui Zou , Weifa Liang , Qiufen Xia , Feng Shan , Tian Wang , Xiaohua Jia , Zheng Li

This paper systematically studies the cooperative area coverage and target tracking problem of multiple-unmanned aerial vehicles (multi-UAVs). The problem is solved by decomposing into three sub-problems: information fusion, task…

Multiagent Systems · Computer Science 2023-03-17 Mengge Zhang , Jie Li , Xiangke Wang

Channel knowledge map (CKM) is a promising paradigm shift towards environment-aware communication and sensing by providing location-specific prior channel knowledge before real-time communication. Although CKM is particularly appealing for…

Signal Processing · Electrical Eng. & Systems 2024-11-28 Zhuoyin Dai , Di Wu , Xiaoli Xu , Yong Zeng

We consider a scenario where an UAV-mounted flying base station is providing data communication services to a number of radio nodes spread over the ground. We focus on the problem of resource-constrained UAV trajectory design with (i)…

Information Theory · Computer Science 2018-11-05 Omid Esrafilian , Rajeev Gangula , David Gesbert

In this paper, we study the path planning for a cellular-connected unmanned aerial vehicle (UAV) to minimize its flying distance from given initial to final locations, while ensuring a target link quality in terms of the large-scale channel…

Information Theory · Computer Science 2019-12-05 Shuowen Zhang , Rui Zhang

In recent years, there has been a growing interest in using networks of Unmanned Aerial Vehicles (UAV) that collectively perform complex tasks for diverse applications. An important challenge in realizing UAV networks is the need for a…

Systems and Control · Computer Science 2017-11-01 Abolfazl Razi , Fatemeh Afghah , Jacob Chakareski

Unmanned Aerial Vehicle (UAV) technology is a promising solution for providing high-quality mobile services to ground users, where a UAV with limited service coverage travels among multiple geographical user locations (e.g., hotspots) for…

Networking and Internet Architecture · Computer Science 2021-09-01 Kai Wang , Xiao Zhang , Lingjie Duan , Jun Tie