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In satellite constellation-based communication systems, continuous user coverage requires frequent handoffs due to the dynamic topology induced by the Low Earth Orbit (LEO) satellites. Each handoff between a satellite and ground users…

Information Theory · Computer Science 2025-11-26 Yassine Afif , Mohammed Almekhlafi , Antoine Lesage-Landry , Gunes Karabulut Kurt

Networked low Earth orbit (LEO) satellite constellations enabled by inter-satellite links offer a promising path toward ubiquitous broadband non-terrestrial services. However, fast orbital motion induces frequent scheduling updates and…

Signal Processing · Electrical Eng. & Systems 2026-03-10 Yuchen Zhang , Eva Lagunas , Symeon Chatzinotas , Tareq Y. Al-Naffouri

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

The construction of Low Earth Orbit (LEO) satellite constellations has recently spurred tremendous attention from academia and industry. 5G and 6G standards have specified LEO satellite network as a key component of 5G and 6G networks.…

Networking and Internet Architecture · Computer Science 2025-01-08 Jiasheng Wu , Shaojie Su , Xiong Wang , Jingjing Zhang , Yue Gao

With numerous ongoing deployments owned by private companies and startups, dense satellite constellations deployed in low Earth orbit (LEO) will play a major role in the near future of wireless communications. In addition, the 3rd…

Networking and Internet Architecture · Computer Science 2021-01-12 Israel Leyva-Mayorga , Beatriz Soret , Petar Popovski

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

In this paper, we review well-known handovers algorithms in satellite environment. The modern research trends and contributions are proposed and summarized in order to overcome their considering problems in satellite-air-ground integrated…

Networking and Internet Architecture · Computer Science 2021-07-20 Soohyun Park , Joongheon Kim

The construction of Low Earth Orbit (LEO) satellite constellations has recently attracted tremendous attention from both academia and industry. The 5G and 6G standards have identified LEO satellite networks as a key component of future…

Networking and Internet Architecture · Computer Science 2025-07-11 Jiasheng Wu , Shaojie Su , Wenjun Zhu , Xiong Wang , Jingjing Zhang , Xingqiu He , Yue Gao

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

Future satellite networks are expected to have thousands of low Earth orbit (LEO) satellites orbiting Earth at very high speeds. User equipment (UE) communicating directly with LEO satellites will experience frequent handovers. Managing the…

Networking and Internet Architecture · Computer Science 2022-11-16 Mohamed Hozayen , Tasneem Darwish , Gunes Karabulut , Halim Yanikomeroglu

Low Earth orbit (LEO) satellites play a crucial role in providing global connectivity for non-terrestrial networks (NTNs) and supporting various Internet-of-Remote-Things (IoRT) applications. Each LEO satellite functions as a relay node in…

Networking and Internet Architecture · Computer Science 2024-05-28 Jinho Choi

A mega-constellation of low-earth orbit (LEO) satellites has the potential to enable long-range communication with low latency. Integrating this with burgeoning unmanned aerial vehicle (UAV) assisted non-terrestrial networks will be a…

Networking and Internet Architecture · Computer Science 2020-05-27 Ju-Hyung Lee , Jihong Park , Mehdi Bennis , Young-Chai Ko

Low Earth Orbit (LEO) satellite communication is a promising solution for global wireless coverage, especially in underserved and remote areas. However, the high relative velocity of LEO satellites induces significant Doppler shifts that…

Systems and Control · Electrical Eng. & Systems 2025-07-01 Islam M. Tanash , Risto Wichman , Nuria Gonzalez-Prelcic

This paper investigates uplink transmission from a single-antenna mobile phone to a cluster of satellites, emphasizing the role of inter-satellite links (ISLs) in facilitating cooperative signal detection. The study focuses on non-ideal…

Signal Processing · Electrical Eng. & Systems 2025-02-04 Zohre Mashayekh Bakhsh , Yasaman Omid , Gaojie Chen , Farbod Kayhan , Yi Ma , Rahim Tafazolli

This paper examines the effect of soft handoff on the uplink user capacity of a CDMA system consisting of a single macrocell in which a single hotspot microcell is embedded. The users of these two base stations operate over the same…

Information Theory · Computer Science 2016-11-18 Shalinee Kishore , Larry J. Greenstein , H. Vincent Poor , Stuart C. Schwartz

The integration of satellite and terrestrial networks is a promising solution for extending broadband coverage to areas not connected to a terrestrial infrastructure, as also demonstrated by recent commercial and standardisation endeavours.…

Networking and Internet Architecture · Computer Science 2017-11-22 A. Guidotti , A. Vanelli-Coralli , T. Foggi , G. Colavolpe , M. Caus , J. Bas , S. Cioni , A. Modenini

The low earth orbit (LEO) satellite network is undergoing rapid development with the maturing of satellite communications and rocket launch technologies, and the demand for a global coverage network. However, current satellite communication…

Information Theory · Computer Science 2023-08-10 Zhuoao Xu , Gaojie Chen , Ryan Fernandez , Yue Gao , Rahim Tafazolli

Low Earth Orbit (LEO) satellite communication is a promising approach to providing Internet connectivity to users in many remote areas. As videos are likely to account for most traffic in the LEO satellite network, as in the rest of the…

Networking and Internet Architecture · Computer Science 2026-04-22 Kyoungjun Park , Zhiyuan He , Cheng Luo , Yi Xu , Lili Qiu , Changhan Ge , Muhammad Muaz

Low Earth orbit (LEO) satellite constellations are emerging as a key enabler of next-generation communications, offering global coverage and significantly lower latency compared to traditional terrestrial networks and geostationary…

Signal Processing · Electrical Eng. & Systems 2025-07-01 Mohammad Taghi Dabiri , Mazen Hasna , Saud Althunibat , Khalid Qaraqe

Low Earth orbit (LEO) satellites have been envisioned as a significant component of the sixth generation (6G) network architecture for achieving ubiquitous coverage and seamless access. However, the implementation of LEO satellites is…

Information Theory · Computer Science 2024-06-10 Chenyu Wu , Shuai Han , Qian Chen , Yu Wang , Weixiao Meng , Abderrahim Benslimane
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