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Channel Knowledge Map (CKM)-Assisted Multi-UAV Wireless Network: CKM Construction and UAV Placement
Haoyun Li, Peiming Li, Jie Xu +2
Channel knowledge map (CKM) has recently emerged to facilitate the placement and trajectory optimization for unmanned aerial vehicle (UAV) communications. This paper investigates a…
Environment-Aware Hybrid Beamforming by Leveraging Channel Knowledge Map
Di Wu, Yong Zeng, Shi Jin +1
Hybrid analog/digital beamforming is a promising technique to realize millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems cost-effectively. However, exis…
Derivative-Free Placement Optimization for Multi-UAV Wireless Networks with Channel Knowledge Map
Haoyun Li, Peiming Li, Jie Xu +2
This paper studies a multi-UAV wireless network, in which multiple UAV users share the same spectrum to send individual messages to their respectively associated ground base statio…
Beamforming Towards Seamless Sensing Coverage for Cellular Integrated Sensing and Communication
Ruoguang Li, Zhiqiang Xiao, Yong Zeng
The sixth generation (6G) mobile communication networks are expected to offer a new paradigm of cellular integrated sensing and communication (ISAC). However, due to the intrinsic…
Environment-Aware Beam Selection for IRS-Aided Communication with Channel Knowledge Map
Dingyang Ding, Di Wu, Yong Zeng +2
Intelligent reflecting surface (IRS)-aided communication is a promising technology for beyond 5G (B5G) systems, to reconfigure the radio environment proactively. However, IRS-aided…
Channel Knowledge Map for Environment-Aware Communications: EM Algorithm for Map Construction
Kun Li, Peiming Li, Yong Zeng +1
Channel knowledge map (CKM) is an emerging technique to enable environment-aware wireless communications, in which databases with location-specific channel knowledge are used to fa…
Multi-User Communication with Extremely Large-Scale MIMO
Haiquan Lu, Yong Zeng
Extremely large-scale multiple-input multiple-output (XL-MIMO) communication aims to further boost the antenna size significantly than current massive MIMO systems, for which conve…
Cell-Free Symbiotic Radio: Channel Estimation Method and Achievable Rate Analysis
Zhuoyin Dai, Ruoguang Li, Jingran Xu +2
Cell-free massive MIMO and symbiotic radio are promising beyond 5G (B5G) networking architecture and transmission technology, respectively. This paper studies cell-free symbiotic r…
Wireless Communication with Extremely Large-Scale Intelligent Reflecting Surface
Chao Feng, Haiquan Lu, Yong Zeng +2
Intelligent reflecting surface (IRS) is a promising technology for wireless communications, thanks to its potential capability to engineer the radio environment. However, in practi…
Communicating with Extremely Large-Scale Array/Surface: Unified Modelling and Performance Analysis
Haiquan Lu, Yong Zeng
Wireless communications with extremely large-scale array (XL-array) correspond to systems whose antenna sizes are so large that conventional modelling assumptions, such as uniform…
Enabling Smart Reflection in Integrated Air-Ground Wireless Network: IRS Meets UAV
Changsheng You, Zhenyu Kang, Yong Zeng +1
Intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) have emerged as two promising technologies to boost the performance of wireless communication networks, by pr…
Communication and Localization with Extremely Large Lens Antenna Array
Jie Yang, Yong Zeng, Shi Jin +2
Achieving high-rate communication with accurate localization and wireless environment sensing has emerged as an important trend of beyond-fifth and sixth generation cellular system…
How Does Performance Scale with Antenna Number for Extremely Large-Scale MIMO?
Haiquan Lu, Yong Zeng
Extremely large-scale multiple-input multiple-output (XL-MIMO) communications correspond to systems whose antenna size is so large that conventional assumptions, such as uniform pl…
A Comprehensive Overview on 5G-and-Beyond Networks with UAVs: From Communications to Sensing and Intelligence
Qingqing Wu, Jie Xu, Yong Zeng +4
Due to the advancements in cellular technologies and the dense deployment of cellular infrastructure, integrating unmanned aerial vehicles (UAVs) into the fifth-generation (5G) and…
Towards Environment-Aware 6G Communications via Channel Knowledge Map
Yong Zeng, Xiaoli Xu
This article proposes the concept of channel knowledge map (CKM) as an enabler towards environment-aware wireless communications. CKM is a site-specific database, tagged with the l…
A Survey of Prototype and Experiment for UAV Communications
Qingheng Song, Yong Zeng, Jie Xu +1
Unmanned aerial vehicle (UAV) communications have attracted significant attention from both academia and industry. To facilitate the large-scale usage of UAVs for various applicati…
Multi-Antenna UAV Data Harvesting: Joint Trajectory and Communication Optimization
Jingwei Zhang, Yong Zeng, Rui Zhang
Unmanned aerial vehicle (UAV)-enabled communication is a promising technology to extend coverage and enhance throughput for traditional terrestrial wireless communication systems.…
Enabling Panoramic Full-Angle Reflection via Aerial Intelligent Reflecting Surface
Haiquan Lu, Yong Zeng, Shi Jin +1
This paper proposes a new three dimensional (3D) networking architecture enabled by aerial intelligent reflecting surface (AIRS) to achieve panoramic signal reflection from the sky…
Common Throughput Maximization for UAV-Enabled Interference Channel with Wireless Powered Communications
Lifeng Xie, Jie Xu, Yong Zeng
This paper studies an unmanned aerial vehicle (UAV)-enabled two-user interference channel for wireless powered communication networks (WPCNs), in which two UAVs wirelessly charge t…
Online Maneuver Design for UAV-Enabled NOMA Systems via Reinforcement Learning
Yuwei Huang, Xiaopeng Mo, Jie Xu +2
This paper considers an unmanned aerial vehicle enabled-up link non-orthogonal multiple-access system, where multiple mobile users on the ground send independent messages to a unma…
Minimum-Latency FEC Design with Delayed Feedback: Mathematical Modeling and Efficient Algorithms
Xiaoli Xu, Yong Zeng, Yonghui Li +1
In this paper, we consider the packet-level forward error correction (FEC) code design, without feedback or with delayed feedback, for achieving the minimum end-to-end latency, i.e…
Receding Horizon Optimization for Energy-Efficient UAV Communication
Jingwei Zhang, Yong Zeng, Rui Zhang
In this letter, we study a wireless communication system with a fixed-wing unmanned aerial vehicle (UAV) employed to collect information from a group of ground nodes (GNs). Our obj…
Secrecy Energy Efficiency Maximization for UAV-Enabled Mobile Relaying
Lin Xiao, Yu Xu, Dingcheng Yang +1
This paper investigates the secrecy energy efficiency (SEE) maximization problem for unmanned aerial vehicle enabled mobile relaying system, where a high-mobility UAV is exploited…
Cellular-Enabled UAV Communication: A Connectivity-Constrained Trajectory Optimization Perspective
Shuowen Zhang, Yong Zeng, Rui Zhang
Integrating the unmanned aerial vehicles (UAVs) into the cellular network is envisioned to be a promising technology to significantly enhance the communication performance of both…