Results 21 to 30 of about 403,724 (307)

Burstiness of Interference Pikes in Wireless Networks

open access: yesIEEE Open Journal of Vehicular Technology, 2023
The temporal dynamics of interference in wireless networks affects their performance but has only been studied for some cases. This article addresses this gap by analyzing high-interference events, called pikes, concluding that they arrive in bursts in ...
Mahin K. Atiq   +4 more
doaj   +1 more source

On the Non-Coherent Wideband Multipath Fading Relay Channel [PDF]

open access: yes, 2010
We investigate the multipath fading relay channel in the limit of a large bandwidth, and in the non-coherent setting, where the channel state is unknown to all terminals, including the relay and the destination.
Fawaz, Nadia, Medard, Muriel
core   +1 more source

On the detection of a solar radio burst event that occurred on 28 August 2022 and its effect on GNSS signals as observed by ionospheric scintillation monitors distributed over the American sector

open access: yesJournal of Space Weather and Space Climate, 2023
As part of an effort to observe and study ionospheric disturbances and their effects on radio signals used by Global Navigation Satellite Systems (GNSS), alternative low-cost GNSS-based ionospheric scintillation and total electron content (TEC) monitors ...
Wright Isaac G.   +17 more
doaj   +1 more source

On the K and KG fading channels [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2009
In this paper, the composite Rayleigh-Gamma and Nakagami-Gamma distributions are considered. Multipath short-term fading and long-term fading (shadowing) affect wireless channels.
Aleksić Danijela   +4 more
doaj   +1 more source

Exploring types of individual unlearning by local health-care managers: an original empirical approach

open access: yesHealth Services and Delivery Research, 2013
Background: The ability of health-care managers or organisations to adapt and respond to change is vital if they are to succeed in the contemporary health-care environment. Change involves the learning of new behaviours and giving up, or abandoning, some
CR Coombs   +4 more
doaj   +1 more source

Finite-horizon H∞ control for discrete time-varying systems with randomly occurring nonlinearities and fading measurements [PDF]

open access: yes, 2015
This technical note deals with the H∞ control problem for a class of discrete time-varying nonlinear systems with both randomly occurring nonlinearities and fading measurements over a finite-horizon. The system measurements are transmitted through fading
Ding, D, Lam, J, Shen, B, Wang, Z
core   +1 more source

High-speed braking properties of Cu-based powder metallurgy brake pads

open access: yesFenmo yejin jishu, 2023
Friction coefficients of the Cu-based powder metallurgical brake pads decline due to the high temperature during the high-speed braking, which will directly affect the train braking effectiveness.
LIU Sihan   +8 more
doaj   +1 more source

On the Utility of the Inverse Gamma Distribution in Modeling Composite Fading Channels [PDF]

open access: yes, 2020
We introduce a general approach to characterize composite fading models based on inverse gamma (IG) shadowing. We first determine to what extent the IG distribution is an adequate choice for modeling shadow fading, by means of a comprehensive test with ...
López Martínez, Francisco Javier   +1 more
core  

Level Crossing Rate of Macrodiversity System in the Presence of Multipath Fading and Shadowing [PDF]

open access: yes, 2015
Macrodiversity system including macrodiversity SC receiver and two microdiversity SC receivers is considered in this paper. Received signal experiences, simultaneously, both, long term fading and short term fading.
Jaksic, B.   +4 more
core   +2 more sources

A Comprehensive Analysis of 5G Heterogeneous Cellular Systems operating over $\kappa$-$\mu$ Shadowed Fading Channels [PDF]

open access: yes, 2016
Emerging cellular technologies such as those proposed for use in 5G communications will accommodate a wide range of usage scenarios with diverse link requirements.
Chun, Young Jin   +5 more
core   +2 more sources

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