English
Related papers

Related papers: Space-Based Quantum Internet: Entanglement Distrib…

200 papers

Practical quantum networking architectures are crucial for scaling the connection of quantum resources. Yet quantum network testbeds have thus far underutilized the full capabilities of modern lightwave communications, such as flexible-grid…

In this paper, we focus on the use of Low-Eart Orbit (LEO) satellites providing the Narrowband Internet of Things (NB-IoT) connectivity to the on-ground user equipment (UEs). Conventional resource allocation algorithms for the NBIoT systems…

Signal Processing · Electrical Eng. & Systems 2024-10-28 O. Kodheli , N. Maturo , S. Chatzinotas , S. Andrenacci , F. Zimmer

Entanglement is an essential ingredient for building a quantum network that can have many applications. Understanding how entanglement is distributed in a network is a crucial step to move forward. Here we study the conservation and…

Quantum Physics · Physics 2021-10-26 Jiru Liu , Wenchao Ge , M. Suhail Zubairy

In a dense Low Earth Orbit (LEO) satellite constellation, using a centralized algorithm for minimum-delay routing would incur significant signaling and computational overhead. In this work, we exploit the deterministic topology of the…

Networking and Internet Architecture · Computer Science 2022-12-08 Pranav S. Page , Kaustubh S. Bhargao , Hrishikesh V. Baviskar , Gaurav S. Kasbekar

Recently, the increasing deployment of LEO satellite systems has enabled various space analytics (e.g., crop and climate monitoring), which heavily relies on the advancements in deep learning (DL). However, the intermittent connectivity…

Machine Learning · Computer Science 2025-01-03 Zheng Lin , Yuxin Zhang , Zhe Chen , Zihan Fang , Cong Wu , Xianhao Chen , Yue Gao , Jun Luo

Low Earth Orbit (LEO) optical satellite communication systems face performance challenges due to atmospheric effects such as scintillation, turbulence, wavefront distortion, beam spread, and jitter. This paper presents a comprehensive…

Instrumentation and Methods for Astrophysics · Physics 2025-12-29 Dhruv Shivkant , Shreyaans Jain , Rohit K Ramakrishnan

The rapid development of communication technologies in the past decades has provided immense vertical opportunities for individuals and enterprises. However, conventional terrestrial cellular networks have unfortunately neglected the huge…

Signal Processing · Electrical Eng. & Systems 2021-06-22 Shicong Liu , Zhen Gao , Yongpeng Wu , Derrick Wing Kwan Ng , Xiqi Gao , Kai-Kit Wong , Symeon Chatzinotas , Bjorn Ottersten

Reaching all regions of Earth, low Earth orbit (LEO) satellites can harvest delay-tolerant data from remotely located users on Earth without ground infrastructure. This work aims to assess a data harvest network architecture where users…

Information Theory · Computer Science 2024-08-12 Chang-Sik Choi

The performance of large-scale Low-Earth-Orbit (LEO) networks, which consist of thousands of satellites interconnected by optical links, is dependent on its network topology. Existing topology designs often assume idealized conditions and…

Networking and Internet Architecture · Computer Science 2026-02-10 Muaz Ali , Beichuan Zhang

Timely availability of high-fidelity entanglement is essential for emerging quantum networks. This paper introduces the Age of Entanglement (AoE) as a novel performance metric that captures the freshness of bipartite entanglement under…

Networking and Internet Architecture · Computer Science 2026-03-02 Elif Tugce Ceran

Efficient generation and high-quality distribution of entanglement is becoming increasingly more relevant in the field of quantum technologies, with important applications such as multiparty computation as well as quantum key distribution…

Quantum Physics · Physics 2026-05-14 Martin Achleitner , Alessandro Trenti , Philip Walther , Hannes Hübel

This work explores entanglement-assisted communication, where quantum entanglement resources enable the transmission of classical information at an enhanced rate. We consider a scenario where entanglement is distributed ahead of time based…

Quantum Physics · Physics 2023-08-01 Stephen DiAdamo , Janis Nötzel

Quantum entanglement is a fundamental resource in quantum information processing and its distribution between distant parties is a key challenge in quantum communications. Increasing the dimensionality of entanglement has been shown to…

Distributed massive multiple-input multiple output (mMIMO) system for low earth orbit (LEO) satellite networks is introduced as a promising technique to provide broadband connectivity. Nevertheless, several challenges persist in…

Information Theory · Computer Science 2024-05-03 Khaled Humadi , Gunes Karabulut Kurt , Halim Yanikomeroglu

We present a method for quantum entanglement distribution over a so-called code-division-multiple-access network, in which two pairs of users share the same quantum channel to transmit information. The main idea of this method is to use…

Quantum Physics · Physics 2015-11-04 Chang-long Zhu , Nan Yang , Yu-xi Liu , Franco Nori , Jing Zhang

This Study proposes a routing strategy of combining a packet scheduling with congestion control policy that applied for LEO satellite network with high speed and multiple traffic. It not only ensures the QoS of different traffic, but also…

Networking and Internet Architecture · Computer Science 2016-04-27 Saeid Aghaei Nezhad Firouzja , Muhammad Yousefnezhad , Masoud Samadi , Mohd Fauzi Othman

Microwave technology plays a central role in current wireless communications, standing among them mobile communication and local area networks (LANs). The microwave range shows relevant advantages with respect to other frequencies in…

Despite significant advancements in terrestrial networks, inherent limitations persist in providing reliable coverage to remote areas and maintaining resilience during natural disasters. Multi-tier networks with low Earth orbit (LEO)…

Networking and Internet Architecture · Computer Science 2025-05-20 Jiahui Li , Geng Sun , Zemin Sun , Jiacheng Wang , Yinqiu Liu , Ruichen Zhang , Dusit Niyato , Shiwen Mao

Low Earth orbit (LEO) satellite Internet of Things (IoT) has been identified as one of the important components of the sixth-generation (6G) non-terrestrial networks (NTN) to provide ubiquitous connectivity. Due to the low orbit altitude…

Information Theory · Computer Science 2025-09-03 Ming Ying , Xiaoming Chen , Qiao Qi , Zhaoyang Zhang

With the current trend towards low Earth orbit mega-constellations with inter-satellite links, efficient routing in such highly dynamic space-borne networks is becoming increasingly important. Due to the distinct network topology,…

Networking and Internet Architecture · Computer Science 2022-09-14 Manuel M. H. Roth , Hartmut Brandt , Hermann Bischl