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End-to-end routing in Low Earth Orbit (LEO) satellite constellations (LSatCs) is a complex and dynamic problem. The topology, of finite size, is dynamic and predictable, the traffic from/to Earth and transiting the space segment is highly…

Information Theory · Computer Science 2023-06-05 Beatriz Soret , Israel Leyva-Mayorga , Federico Lozano-Cuadra , Mathias D. Thorsager

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

Deploying high-performance convolutional neural network (CNN) models on low-earth orbit (LEO) satellites for rapid remote sensing image processing has attracted significant interest from industry and academia. However, the limited resources…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Zhichao Lu , Chuntao Ding , Shangguang Wang , Ran Cheng , Felix Juefei-Xu , Vishnu Naresh Boddeti

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

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

Mobile apps are increasingly relying on high-throughput and low-latency content delivery, while the available bandwidth on wireless access links is inherently time-varying. The handoffs between base stations and access modes due to user…

Networking and Internet Architecture · Computer Science 2021-04-28 Lifan Mei , Jinrui Gou , Yujin Cai , Houwei Cao , Yong Liu

Low earth orbit (LEO) satellite communication networks have been considered as promising solutions to providing high data rate and seamless coverage, where satellite beam management plays a key role. However, due to the limitation of beam…

Social and Information Networks · Computer Science 2024-04-16 Jianfeng Zhu , Yaohua Sun , Mugen Peng

Uncooperative unmanned aerial vehicles (UAVs) pose emerging threats to critical infrastructure and border protection by operating as rogue user equipment (UE) within cellular networks, consuming resources, creating interference, and…

Cryptography and Security · Computer Science 2025-10-17 Rajendra Upadhyay , Al Nahian Bin Emran , Rajendra Paudyal , Lisa Donnan , Duminda Wijesekera

Positioning using Global Navigation Satellite Systems (GNSS) typically requires several seconds of continuous signal reception from satellites in Medium Earth Orbit (MEO). This requirement poses challenges for applications where receivers…

Signal Processing · Electrical Eng. & Systems 2026-03-18 Soham Desai , Dave Cade

Low Earth Orbit (LEO) satellites present a compelling opportunity for the establishment of a global quantum information network. However, satellite-based entanglement distribution from a networking perspective has not been fully…

Networking and Internet Architecture · Computer Science 2023-06-16 Alena Chang , Yinxin Wan , Guoliang Xue , Arunabha Sen

With the rapid development of satellite communication technologies, the space-based access network has been envisioned as a promising complementary part of the future 6G network. Aside from terrestrial base stations, satellite nodes,…

Signal Processing · Electrical Eng. & Systems 2022-07-26 Zhenyu Xiao , Junyi Yang , Tianqi Mao , Chong Xu , Rui Zhang , Zhu Han , Xiang-Gen Xia

With the rapid development of sixth-generation (6G) communication technology, global communication networks are moving towards the goal of comprehensive and seamless coverage. In particular, low earth orbit (LEO) satellites have become a…

Signal Processing · Electrical Eng. & Systems 2024-11-08 Wenjun Lan , Kongyang Chen , Jiannong Cao , Yikai Li , Ning Li , Qi Chen , Yuvraj Sahni

Low earth orbit (LEO) satellite has been considered as a potential supplement for the terrestrial Internet of Things (IoT). In this paper, we consider grant-free non-orthogonal random access (GF-NORA) in orthogonal frequency division…

Signal Processing · Electrical Eng. & Systems 2022-11-01 Yong Zuo , Mingyang Yue , Mingchen Zhang , Sixian Li , Shaojie Ni , Xiaojun Yuan

Unlike in terrestrial cellular networks, certain frequency bands for low-earth orbit (LEO) satellite systems have thus far been allocated on a non-exclusive basis. In this context, systems that launch their satellites earlier (referred to…

Signal Processing · Electrical Eng. & Systems 2025-10-06 Jeong Min Kong , Eunsun Kim , Ian P. Roberts

As a key complement to terrestrial networks and a fundamental component of future 6G systems, Low Earth Orbit (LEO) satellite networks are expected to provide high-quality communication services when integrated with ground-based…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-30 Zixuan Song , Zhishu Shen , Xiaoyu Zheng , Qiushi Zheng , Zheng Lei , Jiong Jin

Low earth orbit (LEO) mega-constellations, integrating government space systems and commercial practices, have emerged as enabling technologies for the sixth generation (6G) networks due to their good merits of global coverage and…

Networking and Internet Architecture · Computer Science 2022-05-18 Lin Shih-Chun , Lin Chia-Hung , Chu Liang C. , Lien Shao-Yu

Network densification is found to be a potential solution to meet 5G capacity standards. Network densification offers more capacity by shrinking base stations' (BSs) footprints, thus reduces the number of users served by each BS. However,…

Networking and Internet Architecture · Computer Science 2016-11-23 Rabe Arshad , Hesham ElSawy , Sameh Sorour , Tareq Y. Al-Naffouri , Mohamed Slim Alouini

Being able to provide latency guarantees for orbital edge computing applications through Low Earth Orbit (LEO) satellite constellations is a major milestone for their integration into 5G and 6G networks. However, achieving this is…

Networking and Internet Architecture · Computer Science 2026-05-12 Nicolai Dalsgaard Lyholm , Beatriz Soret , Tijana Devaja , Thomas Grundgaard Mulvad , Cedomir Stefanovic , Israel Leyva-Mayorga

While network densification is considered an important solution to cater the ever-increasing capacity demand, its effect on the handover (HO) rate is overlooked. In dense 5G networks, HO delays may neutralize or even negate the gains…

Networking and Internet Architecture · Computer Science 2016-09-09 Rabe Arshad , Sameh Sorour , Hesham Elsawy , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

Low Earth Orbit (LEO) satellite networks, characterized by their high data throughput and low latency, have gained significant interest from both industry and academia. Routing data efficiently within these networks is essential for…

Networking and Internet Architecture · Computer Science 2025-03-24 Yi Ching Chou , Long Chen , Hengzhi Wang , Feng Wang , Hao Fang , Haoyuan Zhao , Miao Zhang , Xiaoyi Fan , Jiangchuan Liu