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相关论文: Coverage Analysis of LEO Satellite Downlink Networ…

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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…

系统与控制 · 电气工程与系统科学 2020-05-06 Niloofar Okati , Taneli Riihonen , Dani Korpi , Ilari Angervuori , Risto Wichman

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.…

网络与互联网体系结构 · 计算机科学 2020-10-05 Niloofar Okati , Taneli Riihonen

This paper offers a thorough analysis of the coverage performance of Low Earth Orbit (LEO) satellite networks using a strongest satellite association approach, with a particular emphasis on shadowing effects modeled through a Poisson point…

信息论 · 计算机科学 2024-09-09 Jinseok Choi , Jeonghun Park , Junse Lee , Namyoon Lee

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…

信息论 · 计算机科学 2024-10-22 Dong-Hyun Jung , Hongjae Nam , Junil Choi , David J. Love

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…

新兴技术 · 计算机科学 2024-05-14 Yuan Guo , Christodoulos Skouroumounis , Symeon Chatzinotas , Ioannis Krikidis

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…

信息论 · 计算机科学 2021-10-26 Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

This work develops an analytical framework for downlink low Earth orbit (LEO) or medium Earth orbit (MEO) satellite communications, leveraging tools from stochastic geometry. We propose a tractable approach to the analysis of such satellite…

信号处理 · 电气工程与系统科学 2024-06-14 Chang-Sik Choi , François Baccelli

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.…

网络与互联网体系结构 · 计算机科学 2022-08-02 Yanbo Cao , Derui Gao , Jingyu Xu

Providing truly ubiquitous connectivity requires development of low Earth orbit (LEO) satellite Internet, whose theoretical study is lagging behind network-specific simulations. In this paper, we derive analytical expressions for the…

系统与控制 · 电气工程与系统科学 2021-08-26 Niloofar Okati , Taneli Riihonen

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…

信息论 · 计算机科学 2020-06-30 Anna Talgat , Mustafa A. Kishk , Mohamed-Slim Alouini

Low Earth Orbit (LEO) satellite networks connect millions of devices on Earth and offer various services, such as data communications, remote sensing, and data harvesting. As the number of services increases, LEO satellite networks will…

信息论 · 计算机科学 2024-08-12 Chang-Sik Choi

Recently, stochastic geometry has been applied to provide tractable performance analysis for low earth orbit (LEO) satellite networks. However, existing works mainly focus on analyzing the ``coverage probability'', which provides limited…

信息论 · 计算机科学 2023-07-06 Yanshi Sun , Zhiguo Ding

In this paper, we investigate the coverage performance of downlink satellite networks employing dynamic coordinated beamforming. Our approach involves modeling the spatial arrangement of satellites and users using Poisson point processes…

信号处理 · 电气工程与系统科学 2023-09-20 Daeun Kim , Jeonghun Park , Namyoon Lee

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)…

网络与互联网体系结构 · 计算机科学 2024-09-12 Wenyi Zhang , Zihan Xu , Sangeetha Abdu Jyothi

Low Earth Orbit (LEO) satellite constellations are emerging as a key component of non-terrestrial networks due to their low-latency and high-capacity communication capabilities. However, satellites in these orbits are characterized by a…

信号处理 · 电气工程与系统科学 2026-05-27 Alejandro Ramírez-Arroyo , Miguel Villanueva-Fernández , Preben Mogensen

We introduce a new analytical framework, developed based on the spatial network calculus, for performance assessment of Low Earth Orbit (LEO) satellite networks. Specifically, we model the satellites' spatial positions as a strong…

信息论 · 计算机科学 2025-11-12 Yuting Tang , Yufan He , Yi Zhong , Xijun Wang , Tony Q. S. Quek , Howard H. Yang

Satellite networks are emerging as vital solutions for global connectivity beyond 5G. As companies such as SpaceX, OneWeb, and Amazon are poised to launch a large number of satellites in low Earth orbit, the heightened inter-satellite…

信号处理 · 电气工程与系统科学 2025-04-22 Miyeon Lee , Sucheol Kim , Minje Kim , Dong-Hyun Jung , Junil Choi

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…

信号处理 · 电气工程与系统科学 2023-12-13 Daeun Kim , Namyoon Lee

In practice, low Earth orbit (LEO) and medium Earth orbit (MEO) satellite networks consist of multiple orbits which are populated with many satellites. A widely used spatial architecture for LEO or MEO satellites is the Walker…

信息论 · 计算机科学 2025-08-04 Chang-Sik Choi , Francois Baccelli

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).…

信息论 · 计算机科学 2022-06-24 Dong-Hyun Jung , Joon-Gyu Ryu , Woo-Jin Byun , Junil Choi
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