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Low Earth orbit (LEO) satellite networks with mega constellations have the potential to provide 5G and beyond services ubiquitously. However, these networks may introduce mutual interference to both satellite and terrestrial networks,…

Signal Processing · Electrical Eng. & Systems 2024-08-23 Daeun Kim , Jeonghun Park , Jinseok Choi , Namyoon Lee

Once deemed a far-fetched vision, emerging deployments of massive satellite constellations will soon offer true global coverage. When these constellations overlay the evolving terrestrial networks, a new hybrid continuum is formed which has…

Information Theory · Computer Science 2021-06-09 Bassel Al Homssi , Akram Al-Hourani

As the number of low Earth orbit (LEO) satellites rapidly increases, the consideration of frequency sharing or cooperation between geosynchronous Earth orbit (GEO) and LEO satellites is gaining attention. In this paper, we consider a hybrid…

Information Theory · Computer Science 2024-10-22 Dong-Hyun Jung , Hongjae Nam , Junil Choi , David J. Love

Due to their low latency, high capacity, and seamless worldwide coverage, low Earth orbit (LEO) satellites are essential to the equal access network. Stochastic geometry (SG) is an appropriate method for such a large and irregular system.…

Networking and Internet Architecture · Computer Science 2022-08-02 Yanbo Cao , Derui Gao , Jingyu Xu

5G cellular networks are now a reality and promise to improve key performance indicators (KPIs), such as Gbps data rates and latencies in the order of milliseconds. While some of these KPIs are achievable in urban scenarios, rural areas…

Signal Processing · Electrical Eng. & Systems 2025-08-05 Alejandro Ramírez-Arroyo , Melisa López , Ignacio Rodríguez , Sebastian Bro Damsgaard , Preben Mogensen

Recently, mega-constellations with a massive number of low Earth orbit (LEO) satellites are being considered as a possible solution for providing global coverage due to relatively low latency and high throughput compared to geosynchronous…

Information Theory · Computer Science 2023-12-27 Dong-Hyun Jung , Gyeongrae Im , Joon-Gyu Ryu , Seungkeun Park , Heejung Yu , Junil Choi

Terrestrial communication networks mainly focus on users in urban areas but have poor coverage performance in harsh environments, such as mountains, deserts, and oceans. Satellites can be exploited to extend the coverage of terrestrial…

Information Theory · Computer Science 2021-04-09 Xinran Fang , Wei Feng , Te Wei , Yunfei Chen , Ning Ge , Cheng-Xiang Wang

This work evaluates the potential of High-Altitude Platform Stations (HAPS) and Low Earth Orbit (LEO) satellites as alternative or complementary systems to enhance Internet of Things (IoT) connectivity. We first analyze the transmission…

Networking and Internet Architecture · Computer Science 2026-02-19 Jean Michel de Souza Sant'Ana , Felipe Augusto Tondo , Nurul Huda Mahmood , Aamir Mahmood

The emergence of Fifth-Generation (5G) communication networks has brought forth unprecedented connectivity with ultra-low latency, high data rates, and pervasive coverage. However, meeting the increasing demands of applications for seamless…

Networking and Internet Architecture · Computer Science 2024-04-22 Giovanni Grieco , Giovanni Iacovelli , Mattia Sandri , Marco Giordani , Michele Zorzi , Luigi Alfredo Grieco

As low Earth orbit (LEO) satellite communication systems are gaining increasing popularity, new theoretical methodologies are required to investigate such networks' performance at large. This is because deterministic and location-based…

Systems and Control · Electrical Eng. & Systems 2020-05-06 Niloofar Okati , Taneli Riihonen , Dani Korpi , Ilari Angervuori , Risto Wichman

Digital connectivity has become the foundation of prosperity and an essential need for functioning societies. Despite this dependence, limitation on Internet access remains a prevalent issue, largely hinged on socioeconomic and geographic…

Information Theory · Computer Science 2021-10-11 Bassel Al Homssi , Akram Al-Hourani , Ke Wang , Phillip Conder , Sithamparanathan Kandeepan , Jinho Choi , Ben Allen , Ben Moores

In this paper, we investigate the performance of large-scale heterogeneous low Earth orbit (LEO) satellite networks in the context of three association schemes. In contrast to existing studies, where single-tier LEO satellite-based network…

Emerging Technologies · Computer Science 2024-05-14 Yuan Guo , Christodoulos Skouroumounis , Symeon Chatzinotas , Ioannis Krikidis

Future telecommunication systems are expected to co-exist with different backhauling nodes such as terrestrial or satellite systems. Satellite connectivity can add flexibility to backhauling networks and provide an alternative route for…

Networking and Internet Architecture · Computer Science 2019-11-14 Engin Zeydan , Yekta Turk

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

Low earth orbit (LEO) satellite plays an indispensable role in the earth network because of its low latency, large capacity, and seamless global coverage. For such an unprecedented extensive irregular system, stochastic geometry (SG) is a…

Information Theory · Computer Science 2021-10-26 Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

This letter studies the performance of a low-earth orbit (LEO) satellite communication system where the locations of the LEO satellites are modeled as a binomial point process (BPP) on a spherical surface. In particular, we study the user…

Information Theory · Computer Science 2020-06-30 Anna Talgat , Mustafa A. Kishk , Mohamed-Slim Alouini

This paper studies the potential improvement in the achievable data rate available to ground users by integrating satellite, airborne, and terrestrial networks. The goal is to establish dynamic wireless services in remote or…

Networking and Internet Architecture · Computer Science 2019-12-10 Ahmad Alsharoa , Mohamed-Slim Alouini

With the construction of low-earth orbit (LEO) satellite constellations, ubiquitous connectivity has been achieved. Terrestrial networks (TNs), such as cellular networks, are mainly deployed in specific urban areas and use licensed…

Signal Processing · Electrical Eng. & Systems 2025-09-12 Bodong Shang , Zheng Wang , Xiangyu Li , Chungang Yang , Chao Ren , Haijun Zhang

Recent advancements in low-Earth orbit (LEO) satellites represented by large constellations and advanced payloads provide great promises for enabling beyond 5G and 6G telecommunications and high-quality and ubiquitous Internet connectivity…

Networking and Internet Architecture · Computer Science 2024-01-17 Peng Hu

Low Earth orbit (LEO) mega-constellation satellite networks have shown great potential to extend the coverage capability of conventional terrestrial networks. How to systematically define, quantify, and assess the technical performance of…

Performance · Computer Science 2024-01-23 Yu Wang , Chuili Kong , Xian Meng , Hejia Luo , Ke-Xin Li , Jun Wang
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