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相关论文: System-Level Metrics for Non-Terrestrial Networks …

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Non-Terrestrial Networks (NTN) are emerging as critical enablers of global connectivity, particularly in remote, unserved, underserved, or maritime regions lacking traditional infrastructure. While much of the existing work on NTN focuses…

新兴技术 · 计算机科学 2025-12-24 Md Mahfuzur Rahman , Nishith Tripathi , Jeffrey H. Reed , Lingjia Liu

The integration of non-terrestrial networks (NTN) into 5G new radio (NR) has opened up the possibility of developing a new positioning infrastructure using NR signals from Low-Earth Orbit (LEO) satellites. Compared to existing Global…

Designing optimal non-terrestrial network (NTN) constellations is essential for maximizing throughput and ensuring fair resource distribution. This paper presents FTA-NTN (Fairness and Throughput Assurance in Non-Terrestrial Networks), a…

网络与互联网体系结构 · 计算机科学 2026-01-28 Sachin Ravikant Trankatwar , Heiko Straulino , Petar Djukic , Burak Kantarci

Graph neural networks (GNNs) model nonlinear representations in graph data with applications in distributed agent coordination, control, and planning among others. Current GNN architectures assume ideal scenarios and ignore link…

信号处理 · 电气工程与系统科学 2021-09-01 Zhan Gao , Elvin Isufi , Alejandro Ribeiro

Among the recent advances and innovations in satellite communications, Non-Geostationary Orbit (NGSO) satellite constellations are gaining popularity as a viable option for providing widespread broadband internet access and backhauling…

系统与控制 · 电气工程与系统科学 2023-10-02 Victor Monzon Baeza , Flor Ortiz , Eva Lagunas , Tedros Salih Abdu , Symeon Chatzinotas

On the one hand, Reconfigurable Intelligent Surfaces (RISs) emerge as a promising solution to meet the demand for higher data rates, improved coverage, and efficient spectrum utilization. On the other hand, Non-Terrestrial Networks (NTNs)…

High altitude platform stations (HAPS) have recently emerged as a new key stratospheric player in non-terrestrial networks (NTN) alongside satellites and low-altitude platforms. In this paper, we present the main communication links between…

网络与互联网体系结构 · 计算机科学 2023-10-17 Zhengying Lou , Baha Eddine Youcef Belmekki , Mohamed-Slim Alouini

The emerging fifth generation (5G) and the upcoming sixth generation (6G) communication technologies introduce the use of space- and airborne networks in their architectures under the scope of non-terrestrial networks (NTNs). With this…

网络与互联网体系结构 · 计算机科学 2023-08-02 Amina Fellan , Ainur Daurembekova , Hans D. Schotten

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

Since the introduction of 5G Release 18, non-terrestrial networks (NTNs) based positioning has garnered significant interest due to its numerous applications, including emergency services, lawful intercept, and charging and tariff services.…

信息论 · 计算机科学 2023-11-28 Harish K. Dureppagari , Chiranjib Saha , Harpreet S. Dhillon , R. Michael Buehrer

This paper presents a tutorial on stochastic geometry (SG) based analysis for cellular networks. This tutorial is distinguished by its depth with respect to wireless communication details and its focus on cellular networks. The paper starts…

信息论 · 计算机科学 2016-11-15 Hesham ElSawy , Ahmed Sultan-Salem , Mohamed-Slim Alouini , Moe Z. Win

Non-terrestrial networks (NTNs), which integrate space and aerial networks with terrestrial systems, are a key area in the emerging sixth-generation (6G) wireless networks. As part of 6G, NTNs must provide pervasive connectivity to a wide…

网络与互联网体系结构 · 计算机科学 2022-01-24 Sheikh Salman Hassan , Do Hyeon Kim , Yan Kyaw Tun , Nguyen H. Tran , Walid Saad , Choong Seon Hong

The increasing demand for reliable, high-capacity communication during large-scale outdoor events poses significant challenges for traditional Terrestrial Networks (TNs), which often struggle to provide consistent coverage in high-density…

网络与互联网体系结构 · 计算机科学 2025-06-13 Valdemar Farré , Juan Estrada , David Vega , Luis F Urquiza-Aguiar , Juan A. Vásquez Peralvo , Symeon Chatzinotas

The concept of Ultra Dense Networks (UDN) is often seen as a key enabler of the next generation mobile networks. However, existing analysis of UDNs, including Stochastic Geometry, has not been able to fully determine the potential gains and…

信息论 · 计算机科学 2017-12-07 Marcin Filo , Chuan Heng Foh , Seiamak Vahid , Rahim Tafazolli

Beam management is central in the operation of beamformed wireless cellular systems such as 5G New Radio (NR) networks. Focusing the energy radiated to mobile terminals (MTs) by increasing the number of beams per cell increases signal power…

To achieve global coverage and ubiquitous connectivity, the non-terrestrial network (NTN) has been regarded as a key enabler in the sixth generation (6G) network, which includes uncrewed aerial vehicles (UAVs), high-altitude platforms…

系统与控制 · 电气工程与系统科学 2026-01-23 Jikang Deng , Hui Zhou , Mohamed-Slim Alouini

The integration of satellite communication into 5G has been formalized in 3GPP Release 17 through the specification of Non-Terrestrial Networks (NTN), marking a significant step toward achieving global connectivity. However, the early-stage…

网络与互联网体系结构 · 计算机科学 2025-09-26 Lu Hou , Kan Zheng , Jie Mei , Cheng Huang

Efficient resource management is critical for Non-Terrestrial Networks (NTNs) to provide consistent, high-quality service in remote and under-served regions. While traditional single-point prediction methods, such as Long-Short Term Memory…

信号处理 · 电气工程与系统科学 2025-03-27 Cristian J. Vaca-Rubio , Vaishnavi Kasuluru , Engin Zeydan , Luis Blanco , Roberto Pereira , Marius Caus , Kapal Dev

We provide an overview of the 3rd generation partnership project (3GPP) work on evolving the 5G wireless technology to support non-terrestrial satellite networks. Adapting 5G to support non-terrestrial networks entails a holistic design…

网络与互联网体系结构 · 计算机科学 2021-07-08 Xingqin Lin , Stefan Rommer , Sebastian Euler , Emre A. Yavuz , Robert S. Karlsson

In the Global Navigation Satellite System (GNSS) context, the growing number of available satellites has lead to many challenges when it comes to choosing the most accurate pseudorange contributions, given the strong impact of biased…

信号处理 · 电气工程与系统科学 2023-06-09 Ibrahim Sbeity , Christophe Villien , Benoît Denis , E. Veronica Belmega