Results 131 to 140 of about 1,715,477 (307)

Robust resilience enhancement strategy for gas‐electricity integrated energy system considering multiple reinforcement levels

open access: yesIET Renewable Power Generation, EarlyView.
In order to improve the resilience of the gas‐electricity integrated energy system under natural disasters, this paper proposes a three‐layer defence‐attack‐defence robust resilience improvement model with the objective of minimizing the load loss in the gas‐electricity integrated energy system.
Shichao Zhou   +6 more
wiley   +1 more source

Outage Analysis of Ultra-Wideband System in Lognormal Multipath Fading and Square-Shaped Cellular Configurations

open access: yesEURASIP Journal on Wireless Communications and Networking, 2006
Generic ultra-wideband (UWB) spread-spectrum system performance is evaluated in centralized and distributed spatial topologies comprising square-shaped indoor cells.
Pirinen Pekka
doaj   +2 more sources

Analysis of Fixed Outage Transmission Schemes: A Finer Look at the Full Multiplexing Point [PDF]

open access: yesarXiv, 2007
This paper studies the performance of transmission schemes that have rate that increases with average SNR while maintaining a fixed outage probability. This is in contrast to the classical Zheng-Tse diversity-multiplexing tradeoff (DMT) that focuses on increasing rate and decreasing outage probability.
arxiv  

Effect of Shadowing on Outage Probability in Fluid Cellular Radio Networks [PDF]

open access: bronze, 2008
Jean-Marc Kélif   +2 more
openalex   +1 more source

An iterative two‐stage PSCOPF method considering line fault uncertainty under typhoon influence

open access: yesIET Renewable Power Generation, EarlyView.
Typhoon weather poses a significant threat to the security and stability of the power system, as it can potentially lead to the disconnection of transmission lines. Concurrently, there exists substantial uncertainty regarding which specific lines may become disconnected under such weather conditions. Therefore, an iterative PSCOPF solution method based
Ke Zhou   +3 more
wiley   +1 more source

Space-Time Water-Filling for Composite MIMO Fading Channels

open access: yesEURASIP Journal on Wireless Communications and Networking, 2006
We analyze the ergodic capacity and channel outage probability for a composite MIMO channel model, which includes both fast fading and shadowing effects.
Shen Zukang   +3 more
doaj   +2 more sources

Outage Performance Analysis for Wireless Non-Orthogonal Multiple Access Systems

open access: yesIEEE Access, 2018
Non-orthogonal multiple access (NOMA) is a promising air-interface technology for its ability to support massive wireless mobile terminals. In this paper, the outage performance for uplink NOMA systems employing the dynamic ordered successive ...
Jinglun Wang   +4 more
doaj   +1 more source

Can place‐based crime prevention impacts be sustained over long durations? 11‐Year follow‐up of a quasi‐experimental evaluation of a CCTV project

open access: yesCriminology &Public Policy, EarlyView.
Abstract Research summary A long‐standing critique of place‐based crime prevention interventions has been that any reductions in crime are often short‐lived. If researchers do not carry out longer‐duration follow‐ups, we cannot know for sure if the effects of these interventions will persist, decay, or even strengthen.
Eric L. Piza   +3 more
wiley   +1 more source

A Stochastic Geometry Analysis of Hybrid Cellular-Adhoc CDMA Networks

open access: yesInternational Journal of Information and Communication Technology Research, 2011
This paper studies the impact of using multihop wireless adhoc network in conjunction with cellular networks under a probabilistic routing strategy. Our objective is to obtain the outage probability of the twodimensional hybrid CDMA network under path ...
Neda Banivaheb, Keivan Navaie
doaj  

On the Performance of Renewable Energy-Powered UAV-Assisted Wireless Communications [PDF]

open access: yesarXiv, 2019
We develop novel statistical models of the harvested energy from renewable energy sources (such as solar and wind energy) considering harvest-store-consume (HSC) architecture. We consider three renewable energy harvesting scenarios, i.e. (i) harvesting from the solar power, (ii) harvesting from the wind power, and (iii) hybrid solar and wind power.
arxiv  

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