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Related papers: TransfoREM: Transformer aided 3D Radio Environment…

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In different situations, like disaster communication and network connectivity for rural locations, unmanned aerial vehicles (UAVs) could indeed be utilized as airborne base stations to improve both the functionality and coverage of…

Networking and Internet Architecture · Computer Science 2026-01-21 Shahid Rasool , Irfan Ullah , Abid Ali , Ishtiaq Ahmad

Radio environment maps (REMs) hold a central role in optimizing wireless network deployment, enhancing network performance, and ensuring effective spectrum management. Conventional REM prediction methods are either excessively…

Networking and Internet Architecture · Computer Science 2023-09-22 Hazem Sallouha , Shamik Sarkar , Enes Krijestorac , Danijela Cabric

This paper investigates the three-dimensional (3D) deployment of uncrewed aerial vehicles (UAVs) as aerial base stations in heterogeneous communication networks under constraints imposed by diverse ground obstacles. Given the diverse data…

Signal Processing · Electrical Eng. & Systems 2026-01-16 Senning Wan , Bin Li , Hongbin Chen , Lei Liu

In this paper, an interference-aware path planning scheme for a network of cellular-connected unmanned aerial vehicles (UAVs) is proposed. In particular, each UAV aims at achieving a tradeoff between maximizing energy efficiency and…

Information Theory · Computer Science 2019-05-03 Ursula Challita , Walid Saad , Christian Bettstetter

To meet the requirements for high data rates and ubiquitous connectivity in 6G networks, higher frequencies and larger array apertures are employed to enhance spatial resolution and spectral efficiency. This evolution leads to an expansion…

Signal Processing · Electrical Eng. & Systems 2026-04-03 Shupei Zhang , Boya Di , Lingyang Song

Spectrum sharing, as an approach to significantly improve spectrum efficiency in the era of 6th generation mobile networks (6G), has attracted extensive attention. Radio Environment Map (REM) based low-complexity spectrum sharing is widely…

Robotics · Computer Science 2022-03-30 Zhiqing Wei , Rubing Yao , Jie Kang , Xu Chen , Huici Wu

A radio map captures the spatial distribution of wireless channel parameters, such as the strength of the signal received, across a geographic area. The problem of fine-grained three-dimensional (3D) radio map construction involves…

Signal Processing · Electrical Eng. & Systems 2026-03-24 Zhiyuan Liu , Qingyu Liu , Shuhang Zhang , Hongliang Zhang , Lingyang Song

Vision Transformers are used via a customized TransUNet architecture, which is a hybrid model combining Transformers into a U-Net backbone, to achieve precise, automated, and fast segmentation of radio astronomy data affected by calibration…

Instrumentation and Methods for Astrophysics · Physics 2025-08-14 Nicoletta Sanvitale , Claudio Gheller , Franco Vazza , Annalisa Bonafede , Virginia Cuciti , Emanuele De Rubeis , Federica Govoni , Matteo Murgia , Valentina Vacca

In future drone applications fast moving unmanned aerial vehicles (UAVs) will need to be connected via a high throughput ultra reliable wireless link. MmWave communication is assumed to be a promising technology for UAV communication, as…

Signal Processing · Electrical Eng. & Systems 2020-10-08 Achiel Colpaert , Evgenii Vinogradov , Sofie Pollin

Radio map is an efficient demonstration for visually displaying the wireless signal coverage within a certain region. It has been considered to be increasingly helpful for the future sixth generation (6G) of wireless networks, as wireless…

Signal Processing · Electrical Eng. & Systems 2024-08-29 Shuhang Zhang , Shuai Jiang , Wanjie Lin , Zheng Fang , Kangjun Liu , Hongliang Zhang , Ke Chen

Enabling cellular connectivity for drones introduces a wide set of challenges and opportunities. Communication of cellular-connected drones is influenced by 3-dimensional mobility and line-of-sight channel characteristics which results in…

Signal Processing · Electrical Eng. & Systems 2020-01-23 Amin Azari , Fayezeh Ghavimi , Mustafa Ozger , Riku Jantti , Cicek Cavdar

This work proposes an empirical air to ground (A2G) propagation model specifically designed for cellular connected unmanned aerial vehicles (UAVs). An in depth aerial drive test was carried out within an operating Long Term Evolution (LTE)…

Radio maps find numerous applications in wireless communications and mobile robotics tasks, including resource allocation, interference coordination, and mission planning. Although numerous techniques have been proposed to construct radio…

Signal Processing · Electrical Eng. & Systems 2022-01-14 Raju Shrestha , Daniel Romero , Sundeep Prabhakar Chepuri

Herein, an interference-aware predictive aerial-and-terrestrial communication problem is studied, where an unmanned aerial vehicle (UAV) delivers some data payload to a few nodes within a communication deadline. The first challenge is the…

Signal Processing · Electrical Eng. & Systems 2025-12-02 Bowen Li , Junting Chen

Given the explosive growth of Internet of Things (IoT) devices ranging from the two-dimensional (2D) ground to the three-dimensional (3D) space, it is a necessity to establish a 3D spectrum map to comprehensively present and effectively…

Signal Processing · Electrical Eng. & Systems 2020-08-07 Qihui Wu , Feng Shen , Zheng Wang , Guoru Ding

Enabling high-rate, low-latency and ultra-reliable wireless communications between unmanned aerial vehicles (UAVs) and their associated ground pilots/users is of paramount importance to realize their large-scale usage in the future. To…

Information Theory · Computer Science 2018-04-09 Yong Zeng , Jiangbin Lyu , Rui Zhang

Unmanned aerial vehicle (UAV) with the intrinsic three-dimensional (3D) mobility provides an ideal platform for implementing aerial movable antenna (AMA) system enabled by UAV swarm cooperation. Besides, AMA system is readily to achieve an…

Information Theory · Computer Science 2026-02-17 Haiquan Lu , Chao Feng , Yong Zeng , Shaodan Ma , Long Shi , Shi Jin , Rui Zhang

Radio maps provide metrics such as power spectral density for every location in a geographic area and find numerous applications such as UAV communications, interference control, spectrum management, resource allocation, and network…

Signal Processing · Electrical Eng. & Systems 2021-09-10 Yves Teganya , Daniel Romero

Unmanned Aerial Vehicles (UAVs) have been implemented for environmental monitoring by using their capabilities of mobile sensing, autonomous navigation, and remote operation. However, in real-world applications, the limitations of on-board…

Robotics · Computer Science 2019-07-16 Teng Li , Chaoqun Wang , Max Q. -H. Meng , Clarence W. de Silva

This paper aims to propose a three-dimensional (3D) point process that can be employed to generally deploy unmanned aerial vehicles (UAVs) in a large-scale cellular network and tractably analyze the fundamental network-wide performances of…

Networking and Internet Architecture · Computer Science 2021-01-26 Chun-Hung Liu , Di-Chun Liang , Rung-Hung Gau