Results 31 to 40 of about 52,732 (293)

Statistical Characterization of $\kappa{ - }\mu$ Shadowed Fading [PDF]

open access: yesIEEE Transactions on Vehicular Technology, 2014
This work has been submitted to the IEEE for possible ...
openaire   +2 more sources

Fading Characteristics of Wireless Channel on High-Speed Railway in Hilly Terrain Scenario

open access: yesInternational Journal of Antennas and Propagation, 2013
This paper focuses on the fading characteristics of wireless channel on High-Speed Railway (HSR) in hilly terrain scenario. Due to the rapid speed, the fading characteristics of HSR channel are highly correlated with time or Transmit-Receive distance and
Fengyu Luan   +4 more
doaj   +1 more source

Communication Over a Wireless Network With Random Connections [PDF]

open access: yes, 2006
A network of nodes in which pairs communicate over a shared wireless medium is analyzed. We consider the maximum total aggregate traffic flow possible as given by the number of users multiplied by their data rate.
Gowaikar, Radhika   +2 more
core   +3 more sources

5G 3GPP-like Channel Models for Outdoor Urban Microcellular and Macrocellular Environments [PDF]

open access: yes, 2016
For the development of new 5G systems to operate in bands up to 100 GHz, there is a need for accurate radio propagation models at these bands that currently are not addressed by existing channel models developed for bands below 6 GHz.
Asplund, Henrik   +28 more
core   +3 more sources

Large-Scale Fading Characteristics and Models for Vehicle-to-Pedestrian Channel at 5-GHz

open access: yesIEEE Access, 2019
Vehicle-to-Pedestrian (V2P) communication is essential to enable a reliable collision avoidance system for vehicles and vulnerable road users (VRUs). In order to develop a reliable communication system accurate channel models are required.
Ibrahim Rashdan   +4 more
doaj   +1 more source

Measurement and analysis of underground ultra wide band signal path loss

open access: yesGong-kuang zidonghua, 2020
In view of problem that theoretical modeling and simulation experiment are mostly used in research of underground path loss characteristics of high -precision ultra wide band (UWB) signal, actual measurement research of UWB signal is less.
DOU Xueli   +5 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  

Gamma-shadowed two-ray with diffuse power composite fading model

open access: yesAlexandria Engineering Journal, 2023
In this paper, a novel gamma-shadowed two-ray with diffuse power (GS-TWDP) composite fading model is proposed by assuming that the shadowing-caused mean power variations of the received signal, affected by TWDP multipath fading, are gamma distributed ...
Pamela Njemcevic, Almir Maric
doaj   +1 more source

The Fluctuating Beckmann Shadowed Fading Model

open access: yes, 2022
<p>In this paper, the fundamental statistics of fluctuating Beckmann shadowed (FBS) fading model which is composite of fluctuating Beckmann (FB) and inverse Nakagami-$m$ distributions, are provided. Accordingly, a wide range of composite generalized fading distributions are obtained as special cases of the proposed distribution, such as, double ...
Hamed Al-Raweshidy   +2 more
openaire   +1 more source

Collaborative spectrum sensing optimisation algorithms for cognitive radio networks [PDF]

open access: yes, 2010
The main challenge for a cognitive radio is to detect the existence of primary users reliably in order to minimise the interference to licensed communications. Hence, spectrum sensing is a most important requirement of a cognitive radio.
Arshad, Kamran   +2 more
core   +4 more sources

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