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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

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

As emerging massive constellations are intended to provide seamless connectivity for remote areas using hundreds of small low Earth orbit (LEO) satellites, new methodologies have great importance to study the performance of these networks.…

Networking and Internet Architecture · Computer Science 2020-10-05 Niloofar Okati , Taneli Riihonen

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

In this paper, the routing in massive low earth orbit (LEO) satellite networks is studied. When the satellite-to-satellite communication distance is limited, we choose different relay satellites to minimize the latency in a constellation at…

Networking and Internet Architecture · Computer Science 2022-04-11 Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

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

The rapid advancement of low Earth orbit (LEO) satellite communication systems has significantly enhanced global connectivity, offering high-capacity, low-latency services crucial for next-generation applications. However, the dense…

Information Theory · Computer Science 2024-11-15 Qianqian Zhang , Ye Hu , Minchae Jung

In recent years, LEO satellite constellations have become envisioned as a core component of the next-generation wireless communication networks. The successive establishment of mega satellite constellations has triggered further demands for…

Networking and Internet Architecture · Computer Science 2023-12-27 Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

The integration of Low Earth Orbit (LEO) satellite constellations into 5G and Beyond is essential to achieve efficient global connectivity. As LEO satellites are a global infrastructure with predictable dynamics, a pre-planned fair and…

Networking and Internet Architecture · Computer Science 2022-11-14 Israel Leyva-Mayorga , Vineet Gala , Federico Chiariotti , Petar Popovski

Low Earth orbit (LEO) satellites are being considered for expanding legacy terrestrial cellular networks. The end users may not be able to optimize satellite orbits and constellations, however, they can optimize locations of ground stations…

Space Physics · Physics 2019-10-25 Iestyn Morgan-Jones , Pavel Loskot

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

This paper investigates energy efficiency maximization in an integrated sensing and communication framework for satellite-UAV MIMO systems, where a LEO satellite and a UAV simultaneously serve ground users and perform target sensing. Both…

Information Theory · Computer Science 2026-03-03 Ngo Tran Anh Thu , Pham Dang Anh Duc , Bui Trong Duc , Nguyen Minh Quan , Trinh Van Chien , Hoang D. Le

The Internet is going through a massive infrastructural revolution with the advent of low-flying satellite networks, 5/6G, WiFi7, and hollow-core fiber deployments. While these networks could unleash enhanced connectivity and new…

Networking and Internet Architecture · Computer Science 2023-10-19 Shubham Tiwari , Saksham Bhushan , Aryan Taneja , Mohamed Kassem , Cheng Luo , Cong Zhou , Zhiyuan He , Aravindh Raman , Nishanth Sastry , Lili Qiu , Debopam Bhattacherjee

Modern satellites deployed in low Earth orbit (LEO) accommodate processing payloads that can be exploited for edge computing. Furthermore, by implementing inter-satellite links, the LEO satellites in a constellation can route the data…

Systems and Control · Electrical Eng. & Systems 2023-06-23 Marc Martinez-Gost , Israel Leyva-Mayorga , Ana Pérez-Neira , Miguel Ángel Vázquez , Beatriz Soret , Marco Moretti

Low Earth Orbit (LEO) satellite networks are rapidly gaining traction today. Although several real-world deployments exist, our preliminary analysis of LEO topology performance with the soon-to-be operational Inter-Satellite Links (ISLs)…

Networking and Internet Architecture · Computer Science 2024-09-12 Wenyi Zhang , Zihan Xu , Sangeetha Abdu Jyothi

Satellite networks are recognized as an effective solution to ensure seamless connectivity worldwide, catering to a diverse range of applications. However, the broad coverage and broadcasting nature of satellite networks also expose them to…

Signal Processing · Electrical Eng. & Systems 2023-12-13 Daeun Kim , Namyoon Lee

In this paper, we consider downlink low Earth orbit (LEO) satellite communication systems where multiple LEO satellites are uniformly distributed over a sphere at a certain altitude according to a homogeneous binomial point process (BPP).…

Information Theory · Computer Science 2022-06-24 Dong-Hyun Jung , Joon-Gyu Ryu , Woo-Jin Byun , Junil Choi

The low-earth-orbit (LEO) satellite network with mega-constellations can provide global coverage while supporting the high-data rates. The coverage performance of such a network is highly dependent on orbit geometry parameters, including…

Information Theory · Computer Science 2022-06-22 Junse Lee , Song Noh , Sooyeob Jeong , Namyoon Lee

This paper investigates an analytical model for low-earth orbit (LEO) multi-satellite downlink non-orthogonal multiple access (NOMA) networks. The satellites transmit data to multiple NOMA user terminals (UTs), each employing successive…

Signal Processing · Electrical Eng. & Systems 2026-01-27 Xiangyu Li , Bodong Shang , Qingqing Wu , Chao Ren

Multi orbit low earth orbit (LEO) satellites communication is envisioned as a key infrastructure to deliver global coverage, enabling future services from space air ground integrated networks.However, the optimized design of LEO which…

Systems and Control · Electrical Eng. & Systems 2025-11-18 Yingzhuo Sun , Yulan Gao , Ming Xiao , Zhu Han , Octavia A. Dobre
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