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The deployment of low earth orbit (LEO) satellites with terrestrial networks can potentially increase the efficiency and reduce the cost of relaying content from a data center to a set of edge caches hosted by 6G and beyond enabled macro…

Signal Processing · Electrical Eng. & Systems 2023-03-24 Basem Abdellatif , Mostafa M. Shibl , Tamer Khattab , John Tadrous , Tarek ElFouly , Nizar Zorba

This article aims to highlight the impact for ground based astronomical observations in different windows of the electromagnetic spectrum coming from the deployment of fleets of telecommunications satellites. A particular attention is given…

Instrumentation and Methods for Astrophysics · Physics 2020-02-04 Stefano Gallozzi , Marco Scardia , Michele Maris

For unmanned aerial vehicle (UAV) aided millimeter wave (mmWave) networks, we propose a unified three-dimensional (3D) spatial framework in this paper to model a general case that uncovered users send messages to base stations via UAVs.…

Information Theory · Computer Science 2019-09-27 Wenqiang Yi , Yuanwei Liu , Eliane Bodanese , Arumugam Nallanathan , George K. Karagiannidis

Low Earth Orbit (LEO) optical satellite communication systems face performance challenges due to atmospheric effects such as scintillation, turbulence, wavefront distortion, beam spread, and jitter. This paper presents a comprehensive…

Instrumentation and Methods for Astrophysics · Physics 2025-12-29 Dhruv Shivkant , Shreyaans Jain , Rohit K Ramakrishnan

Recent advances in satellite technology have introduced a new frontier of wireless networking by establishing Low Earth Orbit (LEO) Satellite networks that work to connect difficult to reach areas and improve global connectivity. These…

Networking and Internet Architecture · Computer Science 2026-01-07 Davy Romine , Andrew Kingery , Guanqun Song , Ting Zhu

Low Earth orbit (LEO) satellite networks have shown strategic superiority in maritime communications, assisting in establishing signal transmissions from shore to ship through space-based links. Traditional performance modeling based on…

Signal Processing · Electrical Eng. & Systems 2025-10-24 Xu Hu , Bin Lin , Xiao Lu , Ping Wang , Nan Cheng , Zhisheng Yin , Weihua Zhuang

We investigate a multi-low Earth orbit (LEO) satellite system that simultaneously provides positioning and communication services to terrestrial user terminals. To address the challenges of accurately acquiring channel state information in…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Yuchen Zhang , Pinjun Zheng , Jie Ma , Henk Wymeersch , Tareq Y. Al-Naffouri

The integration of Non-Terrestrial Networks (NTNs) with Low Earth Orbit (LEO) satellite constellations into 5G and Beyond is essential to achieve truly global connectivity. A distinctive characteristic of LEO mega constellations is that…

Networking and Internet Architecture · Computer Science 2026-03-16 Israel Leyva-Mayorga , Fabio Saggese , Lintao Li , Petar Popovski

This paper proposes a novel localization framework underpinned by a pinching-antenna (PA) system, in which the target location is estimated using received signal strength (RSS) measurements obtained from downlink signals transmitted by the…

Signal Processing · Electrical Eng. & Systems 2025-11-20 Jiajun He , Xidong Mu , Hien Quoc Ngo , Michail Matthaiou

This paper presents a star-of-star topology for internet-of-things (IoT) networks using mega low-Earth-orbit constellations. The proposed topology enables IoT users to broadcast their sensed data to multiple satellites simultaneously over a…

Signal Processing · Electrical Eng. & Systems 2023-09-06 Ayush Kumar Dwivedi , Sachin Chaudhari , Neeraj Varshney , Pramod K. Varshney

A satellite internet provider (e.g., Starlink, OneWeb, O3b mPOWER), despite possessing the capability to provide internet services to on-ground users in a global scale, can dramatically change the way space missions are designed and…

Low Earth Orbit (LEO) Satellite Network (SatNet) with their mega-constellations are expected to play a key role in providing ubiquitous Internet and communications services in the future. LEO SatNets will provide wide-area coverage and…

Networking and Internet Architecture · Computer Science 2021-10-19 Tasneem Darwish , Gunes Karabulut Kurt , Halim Yanikomeroglu , Michel Bellemare , Guillaume Lamontagne

We consider the use of multiple co-located satellites to improve the spectral efficiency of broadcast transmissions. In particular, we assume that two satellites transmit on overlapping geographical coverage areas, with overlapping…

Information Theory · Computer Science 2016-11-17 Andrea Modenini , Alessandro Ugolini , Amina Piemontese , Giulio Colavolpe

With the advent of 4G, there has been a huge consumption of data and the availability of mobile networks has become paramount. Also, with the burst of network traffic based on user consumption, data availability and network anomalies have…

Machine Learning · Computer Science 2020-10-27 Srikanth Chandar , Muvazima Mansoor , Mohina Ahmadi , Hrishikesh Badve , Deepesh Sahoo , Bharath Katragadda

The extension of wide area wireless connectivity to low-earth orbit (LEO) satellite communication systems demands a fresh look at the effects of in-orbit base stations, sky-to-ground propagation, and cell planning. A multi-beam LEO…

Signal Processing · Electrical Eng. & Systems 2022-07-15 Eunsun Kim , Ian P. Roberts , Jeffrey G. Andrews

The next frontier towards truly ubiquitous connectivity is the use of Low Earth Orbit (LEO) small-satellite constellations to support 5G and Beyond-5G (B5G) networks. Besides enhanced mobile broadband (eMBB) and massive machine-type…

Networking and Internet Architecture · Computer Science 2020-10-08 Israel Leyva-Mayorga , Beatriz Soret , Maik Röper , Dirk Wübben , Bho Matthiesen , Armin Dekorsy , Petar Popovski

Reaching all regions of Earth, low Earth orbit (LEO) satellites can harvest delay-tolerant data from remotely located users on Earth without ground infrastructure. This work aims to assess a data harvest network architecture where users…

Information Theory · Computer Science 2024-08-12 Chang-Sik Choi

To cope with the growing demand for wireless data and to extend service coverage, future 5G networks will increasingly rely on the use of low powered nodes to support massive connectivity in diverse set of applications and services [1]. To…

Information Theory · Computer Science 2014-07-08 H. Baligh , M. Hong , W. -C. Liao , Z. -Q. Luo , M. Razaviyayn , M. Sanjabi , R. Sun

Given the critical roles that satellites play in national defense, public safety, and worldwide communications, finding ways to determine satellite trajectories is a crucially important task for improved space situational awareness.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Rohit Khorana

Tightly integrated low earth orbit (LEO) satellite communications and terrestrial integrated sensing and communication (ISAC) are expected to be key novel aspects of the 6G era. Spectrum sharing between satellite and terrestrial cellular…

Signal Processing · Electrical Eng. & Systems 2025-11-21 Jeongju Jee , Jeffrey G. Andrews
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