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Throughput-optimal transmission scheduling in wireless networks has been a well considered problem in the literature, and the method for achieving optimality, MaxWeight scheduling, has been known for several decades. This algorithm achieves…

网络与互联网体系结构 · 计算机科学 2020-08-05 Thomas Stahlbuhk , Brooke Shrader , Eytan Modiano

We consider scheduling in a quantum switch with stochastic entanglement generation, finite quantum memories, and decoherence. The objective is to design a scheduling algorithm with polynomial-time computational complexity that stabilizes a…

最优化与控制 · 数学 2026-03-31 R. Srikant

Quantum computing platforms are evolving to a point where placing high numbers of qubits into a single core comes with certain difficulties such as fidelity, crosstalk, and high power consumption of dense classical electronics. Utilizing…

In beyond 5G and 6G network scenarios, the use of satellites has been actively discussed for extending target monitoring areas, even for extreme circumstances, where the monitoring functionalities can be realized due to the usage of…

系统与控制 · 电气工程与系统科学 2021-08-03 Joongheon Kim , Yunseok Kwak , Soyi Jung , Jae-Hyun Kim

Satellite quantum communication is a promising way to build long distance quantum links, making it an essential complement to optical fiber for quantum internetworking beyond metropolitan scales. A satellite point to point optical link…

Reliable preparation of entanglement between distant systems is an outstanding problem in quantum information science and quantum communication. In practice, this has to be accomplished via noisy channels (such as optical fibers) that…

量子物理 · 物理学 2007-11-01 Liang Jiang , Jacob M. Taylor , Navin Khaneja , Mikhail D. Lukin

Quantum networks are considered as a promising future platform for quantum information exchange and quantum applications, which have capabilities far beyond the traditional communication networks. Remote quantum entanglement is an essential…

网络与互联网体系结构 · 计算机科学 2022-06-01 Yiming Zeng , Jiarui Zhang , Ji Liu , Zhenhua Liu , Yuanyuan Yang

In this paper, we devise a scheduling algorithm for ordering transmission of synchrophasor data from the substation to the control center in as short a time frame as possible, within the realtime hierarchical communications infrastructure…

信息论 · 计算机科学 2015-11-03 K. G. Nagananda , P. P. Khargonekar

An overarching issue in resource management of wireless networks is assessing their capacity: How much communication can be achieved in a network, utilizing all the tools available: power control, scheduling, routing, channel assignment and…

网络与互联网体系结构 · 计算机科学 2017-05-30 Magnus M. Halldorsson , Tigran Tonoyan

Satellite mission planning for Earth observation satellites is a combinatorial optimization problem that consists of selecting the optimal subset of imaging requests, subject to constraints, to be fulfilled during an orbit pass of a…

Entanglement routing in near-term quantum networks consists of choosing the optimal sequence of short-range entanglements to combine through swapping operations to establish end-to-end entanglement between two distant nodes. Similar to…

新兴技术 · 计算机科学 2024-08-05 Amar Abane , Michael Cubeddu , Van Sy Mai , Abdella Battou

This paper analyses a classical and a quantum annealing approach to compute the minimum deployment of Quantum Key Distribution (QKD) hardware in a tier 1 provider network. The ensemble of QKD systems needs to be able to exchange as many…

Quantum networks will allow to implement communication tasks beyond the reach of their classical counterparts. A pressing and necessary issue for the design of quantum network protocols is the quantification of the rates at which these…

量子物理 · 物理学 2020-04-22 Stefan Bäuml , Koji Azuma , Go Kato , David Elkouss

This paper proposes a dynamic primal-dual type algorithm to solve the optimal scheduling problem in wireless networks subject to uncertain parameters, which are generated by stochastic network processes such as random packet arrivals,…

信息论 · 计算机科学 2010-06-15 Qiao Li , Rohit Negi

A central challenge in quantum information science and technology is achieving real-time estimation and feedforward control of quantum systems. This challenge is compounded by the inherent inhomogeneity of quantum resources, such as qubit…

机器学习 · 计算机科学 2024-05-28 Linsen Li , Pratyush Anand , Kaiming He , Dirk Englund

We consider a set of transmitter-receiver pairs, or links, that share a common channel and address the problem of emptying backlogged queues at the transmitters in minimum time. The problem amounts to determining activation subsets of links…

信息论 · 计算机科学 2012-07-20 Vangelis Angelakis , Anthony Ephremides , Qing He , Di Yuan

This thesis focuses on link scheduling in wireless mesh networks by taking into account physical layer characteristics. The assumption made throughout is that a packet is received successfully only if the Signal to Interference and Noise…

网络与互联网体系结构 · 计算机科学 2008-12-31 Ashutosh Deepak Gore

Quantum switches are critical components in quantum networks, distributing maximally entangled pairs among end nodes by entanglement swapping. In this work, we design protocols that schedule entanglement swapping operations in quantum…

量子物理 · 物理学 2023-05-23 Wenhan Dai , Anthony Rinaldi , Don Towsley

Recent technological advancements in satellite based quantum communication has made it a promising technology for realizing global scale quantum networks. Due to better loss distance scaling compared to ground based fiber communication,…

量子物理 · 物理学 2022-05-27 Nitish K. Panigrahy , Prajit Dhara , Don Towsley , Saikat Guha , Leandros Tassiulas

The optimal scheduling of interfering links in a dense wireless network with full frequency reuse is a challenging task. The traditional method involves first estimating all the interfering channel strengths then optimizing the scheduling…

信号处理 · 电气工程与系统科学 2021-02-05 Wei Cui , Kaiming Shen , Wei Yu