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相关论文: Downlink Coverage and Rate Analysis of Low Earth O…

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Low Earth orbit (LEO) satellites has brought about significant improvements in wireless communications, characterized by low latency and reduced transmission loss compared to geostationary orbit (GSO) satellites. Ultra-dense LEO satellites…

信息论 · 计算机科学 2024-12-12 Trinh Van Chien , Nguyen Minh Quan , Tri Nhu Do , Cuong Le , Tan N. Nguyen , Symeon Chatzinotas

There have been a bulk of analytic results about the performance of cellular networks where base stations are regularly located on a hexagonal or square lattice. This regular model cannot reflect the reality, and tends to overestimate the…

网络与互联网体系结构 · 计算机科学 2015-03-19 Seung Min Yu , Seong-Lyun Kim

With the proliferated low-Earth-orbit (LEO) satellites in mega-constellations, the future Internet will be able to reach any place on Earth, providing high-quality services to everyone. However, high-quality operations in terms of…

网络与互联网体系结构 · 计算机科学 2022-12-13 Peng Hu

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…

网络与互联网体系结构 · 计算机科学 2022-05-18 Lin Shih-Chun , Lin Chia-Hung , Chu Liang C. , Lien Shao-Yu

The efforts to replace the successful, albeit aging, TCP/IP Internet architecture with a better suited one have driving research interest to information-centric alternatives. The Named Data Networking (NDN) architecture is probably one of…

In this paper, we propose scalable distributed beamforming schemes over low Earth orbit (LEO) satellite networks that rely solely on statistical channel state information for downlink orthogonal frequency division multiplexing systems. We…

信号处理 · 电气工程与系统科学 2025-10-28 Yuchen Zhang , Tareq Y. Al-Naffouri

Integrated sensing and communication (ISAC) and ubiquitous connectivity are two usage scenarios of sixth generation (6G) networks. In this context, low earth orbit (LEO) satellite constellations, as an important component of 6G networks, is…

信息论 · 计算机科学 2025-01-14 Qi Wang , Xiaoming Chen , Qiao Qi , Mili Li , Wolfgang Gerstacker

As air travel demand increases, uninterrupted high-speed internet access becomes essential. However, current satellite-based systems face latency and connectivity challenges. While prior research has focused on terrestrial 5G and…

网络与互联网体系结构 · 计算机科学 2025-04-11 Raúl Parada , Victor Monzon Baeza , Carlos Horcajo Fernández de Gamboa , Rocío Serrano Camacho , Carlos Monzo

Nowadays, the increasing deployment of edge clouds globally provides users with low-latency services. However, connecting an edge cloud to a core cloud via optic cables in terrestrial networks poses significant barriers due to the…

网络与互联网体系结构 · 计算机科学 2024-06-18 Zhiyuan Zhao , Zhe Chen , Zheng Lin , Wenjun Zhu , Kun Qiu , Chaoqun You , Yue Gao

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…

社会与信息网络 · 计算机科学 2024-04-16 Jianfeng Zhu , Yaohua Sun , Mugen Peng

The emergence of low Earth orbit (LEO) satellite mega-constellations is dynamically transforming the space sector. While free-space optical (FSO) links efficiently facilitate intersatellite data forwarding, they suffer from…

网络与互联网体系结构 · 计算机科学 2024-03-26 Pablo G. Madoery , Juan A. Fraire , Jorge M. Finochietto , Halim Yanikomeroglu , Gunes Karabulut Kurt

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…

网络与互联网体系结构 · 计算机科学 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,…

信号处理 · 电气工程与系统科学 2022-07-26 Zhenyu Xiao , Junyi Yang , Tianqi Mao , Chong Xu , Rui Zhang , Zhu Han , Xiang-Gen Xia

The use of Low Earth Orbit (LEO) satellites in the next generation (Next-G) communication systems has been gaining traction over the last few years due to their potential for providing global connectivity with low latency. Since they are…

信号处理 · 电气工程与系统科学 2025-06-03 Sambrama , Venkata Srirama Rohit Kantheti , Liang C Chu , Erik Blasch , Shih-Chun Lin

This work provides a rigorous methodology for assessing the feasibility of spectrum sharing between large low-earth orbit (LEO) satellite constellations. For concreteness, we focus on the existing Starlink system and the soon-to-be-launched…

信号处理 · 电气工程与系统科学 2023-12-12 Eunsun Kim , Ian P. Roberts , Jeffrey G. Andrews

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…

网络与互联网体系结构 · 计算机科学 2025-03-24 Yi Ching Chou , Long Chen , Hengzhi Wang , Feng Wang , Hao Fang , Haoyuan Zhao , Miao Zhang , Xiaoyi Fan , Jiangchuan Liu

In real-time and high-resolution Earth observation imagery, Low Earth Orbit (LEO) satellites capture images that are subsequently transmitted to ground to create an updated map of an area of interest. Such maps provide valuable information…

网络与互联网体系结构 · 计算机科学 2023-07-18 Israel Leyva-Mayorga , Marc M. Gost , Marco Moretti , Ana Pérez-Neira , Miguel Ángel Vázquez , Petar Popovski , Beatriz Soret

The ever-increasing demand for ubiquitous, continuous, and high-quality services poses a great challenge to the traditional terrestrial network. To mitigate this problem, the mobile-edge-computing-enhanced low earth orbit (LEO) satellite…

网络与互联网体系结构 · 计算机科学 2023-11-15 Yantong Wang , Chuanfen Feng , Jiande Sun

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…

分布式、并行与集群计算 · 计算机科学 2025-12-30 Zixuan Song , Zhishu Shen , Xiaoyu Zheng , Qiushi Zheng , Zheng Lei , Jiong Jin

We present the result of a proof-of-concept simulation designed to classify LEO satellites based on their occultations of background stars. We generate satellite shapes drawn from two broad shape classes, 'boxwing' and 'square'. We then…

天体物理仪器与方法 · 物理学 2025-05-07 Benjamin F. Cooke , Don Pollacco , James A. Blake , Paul Chote , Stuart Eves , Will Feline , Grant Privett