Results 121 to 130 of about 1,715,477 (307)

Optimal Power Allocation for Minimizing Outage Probability of UAV Relay Communications [PDF]

open access: yesarXiv, 2019
Unmanned aerial vehicle (UAV) networks have grown rapidly in recent years and become attractive for various emergence communications scenarios. In this paper, we consider a UAV acting as a relay node to assist wireless transmissions from a base station (BS) to a ground user (GUs).
arxiv  

A novel transformer health state direct prediction method based on knowledge and data fusion‐driven model

open access: yesHigh Voltage, EarlyView.
Abstract Predicting the future health state of a transformer can offer early warning of latent defects and faults within the transformer, thereby facilitating the formulation of power outage maintenance plans and power dispatch strategies. However, existing prediction methods based on the structure of ‘splicing prediction and diagnosis method’ suffer ...
Peng Zhang   +5 more
wiley   +1 more source

Information-Sharing Outage-Probability Analysis of Vehicular Networks

open access: yesIEEE Transactions on Vehicular Technology, 2016
In vehicular networks, information dissemination/sharing among vehicles is of salient importance. Although diverse mechanisms have been proposed in the existing literature, the related information credibility issues have not been investigated.
Chunxiao Jiang   +5 more
semanticscholar   +1 more source

Outage Probability of General Ad Hoc Networks in the High-Reliability Regime [PDF]

open access: yesarXiv, 2010
Outage probabilities in wireless networks depend on various factors: the node distribution, the MAC scheme, and the models for path loss, fading and transmission success. In prior work on outage characterization for networks with randomly placed nodes, most of the emphasis was put on networks whose nodes are Poisson distributed and where ALOHA is used ...
arxiv  

Opportunities, challenges and requirements for introducing space division multiplexing in fibre optical networks

open access: yesIET Optoelectronics, EarlyView.
The authors discuss opportunities, challenges and requirements for successful commercialisation of space division multiplexing (SDM) in optical networks. The authors consider recent developments in SDM technology and focus on the importance of different geometrical parameters when designing multi‐core fibres and on the design choices for shared SDM ...
Gabriele Di Rosa, Lutz Rapp
wiley   +1 more source

On the Outage Probability of Interference-Limited Multi-Hop Linear Vehicular Ad-Hoc Network

open access: yesIEEE Access, 2018
The outage probability of an interference-limited linear vehicular ad hoc network (VANET) with random multiple access protocol is studied in this paper.
Dali Hu, Jingxian Wu, Pingzhi Fan
doaj   +1 more source

Outage Probability of Power-based Non-Orthogonal Multiple Access (NOMA) on the Uplink of a 5G Cell [PDF]

open access: yesarXiv, 2017
This letter puts forth an analytical approach to evaluate the outage probability of power-based NOMA on the uplink of a 5G cell, the outage being defined as the event where the receiver fails to successfully decode all the simultaneously received signals.
arxiv  

Toward Efficient Cascading Outage Simulation and Probability Analysis in Power Systems

open access: yesIEEE Transactions on Power Systems, 2018
This paper addresses how to improve the computational efficiency and estimation reliability in cascading outage analysis. Under mild assumptions, we first formulate a cascading outage as a Markov model with specific state space and transition probability
Jinpeng Guo   +4 more
semanticscholar   +1 more source

Towards High-Efficiency Cascading Outage Simulation and Analysis in Power Systems: A Sequential Importance Sampling Approach [PDF]

open access: yesarXiv, 2016
This paper addresses how to improve the computational efficiency and estimation reliability in cascading outage analysis. We first formulate a cascading outage as a Markov chain with specific state space and transition probability by leveraging the Markov property of cascading outages.
arxiv  

Asymptotic SER and Outage Probability of MIMO MRC in Correlated Fading [PDF]

open access: green, 2006
Shi Jin   +3 more
openalex   +1 more source

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