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Optimal Entanglement Distribution using Satellite Based Quantum Networks
[article]
2022
arXiv
pre-print
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This work focuses on optimal distribution of bipartite entanglements to a set of pair of ground stations using a constellation of orbiting satellites. ...
Recent technological advancements in satellite based quantum communication has made it a promising technology for realizing global scale quantum networks. ...
PROBLEM FORMULATION We now propose the optimal transmission scheduling policy associated with satellite based quantum network. We summarize the notations used in Table I . ...
arXiv:2205.12354v2
fatcat:uczvi47quffwzcarucmvuaph7u
Spooky Action at a Global Distance – Analysis of Space-Based Entanglement Distribution for the Quantum Internet
[article]
2020
arXiv
pre-print
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2019 pre-print arXiv:1912.06678v1 fatcat:ilfnbcrjibhpncygfgiwy2po7mOther Versions
Using this technique, we determine various optimal satellite configurations for a polar-orbit constellation, and we analyze the resulting satellite-to-ground loss and achievable entanglement-distribution ...
The latter prevents ground-based entanglement distribution using atmospheric or optical-fiber links at high rates over long distances. ...
Let us now test the performance of our optimal satellite configurations in terms of entanglement-distribution rates. ...
arXiv:1912.06678v2
fatcat:b36jth5offebbnxw2yncqxx3qm
Spooky action at a global distance: analysis of space-based entanglement distribution for the quantum internet
2021
npj Quantum Information
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Using this technique, we determine various optimal satellite configurations for a polar-orbit constellation, and we analyze the resulting satellite-to-ground loss and achievable entanglement-distribution ...
The latter prevents ground-based entanglement distribution using atmospheric or optical-fiber links at high rates over long distances. ...
Jon's unflinching support, his enthusiasm for research, and his inspiring vision for the future of quantum technologies and the quantum internet, made this work possible. ...
doi:10.1038/s41534-020-00327-5
fatcat:hyynzqcfgffllomrg2nrzw2eo4
Towards the Quantum Internet: Satellite Control Plane Architectures and Protocol Design
2021
Future Internet
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For these reasons, we consider the design of an ad hoc quantum satellite backbone based on the Software-Defined Networking (SDN) paradigm with a modular two-tier Control Plane (CP). ...
As a matter of fact, the optical fiber technology is affected by extremely high losses; thus, the deployment of a quantum satellite network (QSN) composed of quantum satellite repeaters (QSRs) in low Earth ...
Only a few studies have been conducted so far on path selection for terrestrial and satellite quantum networks [22] ; however, the application of a networking protocol on quantum networks based on LEO ...
doi:10.3390/fi13080196
fatcat:wvqvmjlvufcsbl4amo4v4inmq4
Effects of selected noises on the quantum memory satellite based quantum repeaters
2021
Infocommunications journal
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In our simulation, we examined the QKD capabilities of quantum repeaters in a satellite-based network, along with selected types of noises. ...
Quantum repeaters are a key part of long-range free-space quantum key distribution. They allow us to circumvent the negative effects of the no-cloning theorem. ...
The authors are with the Department of Networked Systems and Services, Budapest University of Technology and Economics, Budapest, H-1117, Hungary. ...
doi:10.36244/icj.2021.2.3
fatcat:x7yzffhhhjefrmmh2anrzxpw3m
Quantum communications infrastructure architecture: theoretical background, network structure and technologies. A review of recent studies from a European public infrastructure perspective
[article]
2022
arXiv
pre-print
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2021 pre-print arXiv:2110.06762v1 fatcat:clmb4h252jbg3oxmaxbvjhp2am
Quantum key distribution networks may be classified as trusted node; quantum repeater-entanglement-swapping based; point-to-multipoint based on passive beam splitters, active optical switchers or WDM; ...
The more sophisticated schemes depend on ongoing advances in the generation and distribution of entanglement. ...
intercity quantum communication using entanglement swapping 4. interstate quantum entanglement distribution using quantum repeaters, 5. ...
arXiv:2110.06762v2
fatcat:nqfq7q5iejhkhnqorilq6ce2iy
Towards Quantum Satellite Internetworking: a Software Defined Networking Perspective
2020
IEEE Access
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Quantum Satellite Networks (QSNs) can overcome the limitations of terrestrial optical networks, such as a remarkable signal attenuation over long distances and difficulty of intercontinental communications ...
The recent studies on quantum satellite communications motivated our research towards a Low Earth Orbit (LEO) quantum satellite backbone for interconnecting quantum on Earth Servers in order to achieve ...
These networks are based on the phenomena of quantum entanglement and quantum teleportation, described in [2] and [3] . ...
doi:10.1109/access.2020.3038529
fatcat:scas3g2elnclbor3d27vvedfum
Satellite-Based Entanglement Distribution Over 1200 kilometers
[article]
2017
arXiv
pre-print
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Long-distance entanglement distribution is essential both for foundational tests of quantum physics and scalable quantum networks. ...
Here, we demonstrate satellite-based distribution of entangled photon pairs to two locations separated by 1203 km on the Earth, through satellite-to-ground two-downlink with a sum of length varies from ...
useful ingredient in distributed quantum networks. ...
arXiv:1707.01339v1
fatcat:62gprq4ubvd45irwnodvpnuiom
Quantum Technology: Advances and Trends
2020
American Journal of Engineering and Applied Sciences
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Specifically, the advances and trends cover quantum computers and Quantum Processing Units (QPUs), quantum computation and quantum machine learning, quantum network, Quantum Key Distribution (QKD), quantum ...
teleportation and quantum satellites, quantum measurement and quantum sensing, and post-quantum blockchain and quantum blockchain. ...
In addition, entangled photons were distributed from the ground to a satellite. ...
doi:10.3844/ajeassp.2020.254.264
fatcat:7jxucmol7zg6pd6ivcwozzwzau
Advances in Space Quantum Communications
[article]
2021
arXiv
pre-print
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We conclude with a discussion on fundamental physics experiments that could take advantage of a global, space-based quantum network. ...
We review developments in this emerging area of space-based quantum technologies and provide a roadmap of key milestones towards a complete, global quantum networked landscape. ...
Acknowledgments We acknowledge UKRI EPSRC Quantum Technology Hub in Quan- ...
arXiv:2103.12749v1
fatcat:fkljxmomebeyjdqwzhv7asqvmy
Quantum-Secured Space-Air-Ground Integrated Networks: Concept, Framework, and Case Study
[article]
2022
arXiv
pre-print
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Moreover, the widely covered and flexible satellite- and UAV-based QKD services are provisioned as a supplement during the real-time data transmission phase. ...
Fortunately, the concept of Quantum Key Distribution (QKD) over SAGIN is able to provide information-theoretic security for secure communications in SAGIN with quantum cryptography. ...
On the one hand, satellite-based QKD services can distribute quantum entanglement in global coverage but are limited by the orbits of satellites and the weather conditions of ground nodes. ...
arXiv:2204.08673v1
fatcat:bmb6dzdsivbzfmj3n3wlugrwdu
Advances in the quantum internet
2022
Communications of the ACM
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A deep dive into the quantum Internet's potential to transform and disrupt. ...
network 19 Entanglement-based secure quantum cryptography over 1,120 km 49 Satellite-to-ground quantum key distribution over 1,200 km 24 Satellite-based entanglement distribution over 1,200 km ...
(Note: Satellite links can be used at some specific points of the network, and some current satellite-based methods use weak coherent states with decoy QKD protocols. ...
doi:10.1145/3524455
fatcat:7uyqljc3onat7l3q6e37f4vema
Satellite-based entanglement distribution over 1200 kilometers
2017
Science
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Long-distance entanglement distribution is essential for both foundational tests of quantum physics and scalable quantum networks. ...
Here we demonstrate satellite-based distribution of entangled photon pairs to two locations separated by 1203 kilometers on Earth, through two satellite-to-ground downlinks with a summed length varying ...
Satellite-based entanglement distribution Another approach to global-scale quantum networks is making use of satellite-and space-based technologies. ...
doi:10.1126/science.aan3211
pmid:28619937
fatcat:k6tvuxq2r5detiqtzwyrxwxf6a
Survey of Promising Technologies for Quantum Drones and Networks
2021
IEEE Access
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QKD distribution using quantum satellites in less time or at fast speed experiments. ...
Additionally, this work has experimented with allweather entanglement distribution with less loss. In [9] , the use of two quantum drones for constructing a network is discussed. ...
doi:10.1109/access.2021.3109816
fatcat:gkyevfoqrfertef7j7gjzcstii
Guest Editorial Advances in Quantum Communications, Computing, Cryptography, and Sensing
2020
IEEE Journal on Selected Areas in Communications
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Furthermore, the recent launch of the Micius quantum-enabled satellite [8] heralds a major advance ...
Quantum computing paradigms have been investigated since the 1980s and foundational advances have shown that harnessing the unique quantum mechanical concepts of superposition and entanglement can lead ...
Chinese scientists have demonstrated satellite-based quantum entanglement distribution over a record-distance of 1200 km [9] - [11] . ...
doi:10.1109/jsac.2020.2973529
fatcat:xxaqu7j7gre7phq6alesy7snr4
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