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相关论文: Sensor-Assisted Rate Adaptation for UAV MU-MIMO Ne…

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Unmanned aerial vehicle (UAV) swarm has emerged as a promising novel paradigm to achieve better coverage and higher capacity for future wireless network by exploiting the more favorable line-of-sight (LoS) propagation. To reap the potential…

信号处理 · 电气工程与系统科学 2020-08-20 Lingyun Zhou , Xihan Chen , Mingyi Hong , Shi Jin , Qingjiang Shi

This paper investigates a novel unmanned aerial vehicle (UAV) secure communication system with integrated sensing and communications. We consider wireless security enhancement for a multiple-antenna UAV transmitting ISAC waveforms to…

信号处理 · 电气工程与系统科学 2024-09-24 Yue Xiu , Wanting Lyu , Phee Lep Yeoh , Yi Ai , Yonghui Li , Ning Wei

Aerial-ground interference mitigation is a challenging issue in the cellular-connected unmanned aerial vehicle (UAV) communications. Due to the strong line-of-sight (LoS) air-to-ground (A2G) channels, the UAV may impose/suffer more severe…

信息论 · 计算机科学 2019-02-15 Weidong Mei , Rui Zhang

This work focuses on the downlink communication of a multiuser MIMO system where the base station antennas and the users' receiving antennas are all active, but at each transmission, only a subset of the receive antennas is selected by the…

信号处理 · 电气工程与系统科学 2018-03-21 Azucena Duarte , Raimundo Sampaio-Neto

In 802.11 systems, Rate Adaptation (RA) is a fundamental mechanism allowing transmitters to adapt the coding and modulation scheme as well as the MIMO transmission mode to the radio channel conditions, and in turn, to learn and track the…

网络与互联网体系结构 · 计算机科学 2013-09-23 Richard Combes , Alexandre Proutiere , Donggyu Yun , Jungseul Ok , Yung Yi

The use of unmanned aerial vehicles (UAV) as flying radio access network (RAN) nodes offers a promising complement to traditional fixed terrestrial deployments. More recently yet still in the context of wireless networks, drones have also…

信息论 · 计算机科学 2022-05-09 David Gesbert , Omid Esrafilian , Junting Chen , Rajeev Gangula , Urbashi Mitra

This paper investigates the use of an unmanned aerial vehicle (UAV) to assist covert communication between a low-Earth orbit (LEO) satellite and a ground user under the surveillance of a passive warden. The UAV simultaneously serves its own…

信号处理 · 电气工程与系统科学 2025-11-11 Hung D. Nguyen , Jeongseok Ha

In this paper, we consider an integrated sensing and communication (ISAC) system with wireless power transfer (WPT) where multiple unmanned aerial vehicle (UAV)-based radars serve multiple clusters of energy-limited communication users in…

信号处理 · 电气工程与系统科学 2025-06-02 Omid Rezaei , Mohammad Mahdi Naghsh , Seyed Mohammad Karbasi , Mohammad Mahdi Nayebi

In this work, we address the issue of quality of experience (QoE) in unmanned aerial vehicle (UAV) aided multiuser rate-splitting multiple access (RSMA) networks under secrecy constraints. The problem is formulated as maximization of sum…

网络与互联网体系结构 · 计算机科学 2024-05-24 Abuzar B. M. Adam , Xiaoyu Wan , Mohammed Saleh Ali Muthanna

An exponential increase in the data rate demand prompted several technical innovations. Multi User Multiple Input Multiple Output (MU-MIMO) is one of the most promising schemes. This has been evolved into Massive MIMO technology in 5G to…

信号处理 · 电气工程与系统科学 2024-06-11 Md. Asif Ishrak Sarder , Fehima Tajrian , Moontasir Rafique , Mariea Anzum , Abdullah Bin Shams

In this paper, we investigate the uplink (UL) radio resource management for 5G aerial corridors with an open-radio access network (O-RAN)-enabled cell-free (CF) massive multiple-input multiple-output (mMIMO) system. Our objective is to…

系统与控制 · 电气工程与系统科学 2026-01-22 Manobendu Sarker , Md. Zoheb Hassan , Xianbin Wang

Using Unmanned Aerial Vehicles (UAVs) in Search and rescue operations (SAR) to navigate challenging terrain while maintaining reliable communication with the cellular network is a promising approach. This paper suggests a novel technique…

Movable antenna (MA) is a promising technology to improve wireless communication performance by varying the antenna position in a given finite area at the transceivers to create more favorable channel conditions. In this paper, we…

信息论 · 计算机科学 2024-03-26 Lipeng Zhu , Wenyan Ma , Boyu Ning , Rui Zhang

Unmanned aerial vehicle (UAV) has high flexibility and controllable mobility, therefore it is considered as a promising enabler for future integrated sensing and communication (ISAC). In this paper, we propose a novel adaptable ISAC (AISAC)…

信号处理 · 电气工程与系统科学 2024-10-28 Cailian Deng , Xuming Fang , Xianbin Wang

Reconfigurable Intelligent Surfaces (RISs) have been recently considered as an energy-efficient solution for future wireless networks due to their fast and low-power configuration, which has increased potential in enabling massive…

信息论 · 计算机科学 2022-06-27 Li Wei , Chongwen Huang , George C. Alexandropoulos , Chau Yuen , Zhaoyang Zhang , Mérouane Debbah

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless powered communication network (WPCN), in which a UAV is dispatched as a mobile access point (AP) to serve a set of ground users periodically. The UAV employs the radio…

信息论 · 计算机科学 2018-10-10 Lifeng Xie , Jie Xu , Rui Zhang

Backscatter communication (BC) becomes a promising energy-efficient solution for future wireless sensor networks (WSNs). Unmanned aerial vehicles (UAVs) enable flexible data collection from remote backscatter devices (BDs), yet conventional…

信号处理 · 电气工程与系统科学 2024-11-22 Yu Bai , Boxuan Xie , Ruifan Zhu , Zheng Chang , Riku Jantti

This paper considers a multi-user multiple-input multiple-output (MU-MIMO) system where the downlink communication between a base station (BS) and multiple user equipments (UEs) is aided by a reconfigurable intelligent surface (RIS). We…

信号处理 · 电气工程与系统科学 2024-09-24 Parisa Ramezani , Yasaman Khorsandmanesh , Emil Björnson

Effective solutions for intelligent data collection in terrestrial cellular networks are crucial, especially in the context of Internet of Things applications. The limited spectrum and coverage area of terrestrial base stations pose…

系统与控制 · 电气工程与系统科学 2024-06-04 Abhishek Mondal , Deepak Mishra , Ganesh Prasad , George C. Alexandropoulos , Azzam Alnahari , Riku Jantti

Unmanned aerial vehicles (UAV) are a promising technology for fast, large scale survey operations such as maritime search and rescue (SAR). However, providing reliable communications over long distances remains a challenge. Cellular…

网络与互联网体系结构 · 计算机科学 2019-07-30 Philipp Gorczak , Caner Bektas , Fabian Kurtz , Thomas Lübcke , Christian Wietfeld