Results 41 to 50 of about 1,796,652 (193)

A Generic Method for the Reliable Calculation of Large- Scale Fading in an Obstacle-Dense Propagation Environment [PDF]

open access: yes, 2013
The aim of this chapter is to summarize and present recent findings in the field of wireless channel mod- eling that provide a new method for the reliable calculation of the statistical parameters of large-scale variations of the average received ...
Babulak, E.   +2 more
core   +1 more source

Analisis Prediksi Path Loss Teknologi Seluler 5G Pada Sel Micro Urban Wilayah Kota Bandung

open access: yesJurnal Elkomika, 2021
ABSTRAK Implementasi teknologi seluler 5G di Indonesia perlu dilakukan kajian dalam beberapa aspek. Analisis nilai path loss pada sistem seluler merupakan pendekatan dalam aspek large scale fading untuk menghitung cakupan layanan.
DWI ARYANTA
doaj   +1 more source

Wireless networks appear Poissonian due to strong shadowing [PDF]

open access: yes, 2015
Geographic locations of cellular base stations sometimes can be well fitted with spatial homogeneous Poisson point processes. In this paper we make a complementary observation: In the presence of the log-normal shadowing of sufficiently high variance ...
Blaszczyszyn, Bartlomiej   +2 more
core   +4 more sources

Stochastic Analysis of Non-slotted Aloha in Wireless Ad-Hoc Networks [PDF]

open access: yes, 2010
In this paper we propose two analytically tractable stochastic models of non-slotted Aloha for Mobile Ad-hoc NETworks (MANETs): one model assumes a static pattern of nodes while the other assumes that the pattern of nodes varies over time.
Blaszczyszyn, Bartek, Muhlethaler, Paul
core   +8 more sources

A Simple Analytical Model for THz Band Path Loss

open access: yesIEEE Communications Letters, 2023
In this letter, we devise a frequency, distance, and altitude-dependent, analytical model for THz band path loss. This model is obtained from cascaded regression of transmittance data from Line-by-Line Radiative Transfer Model (LBLRTM) propagation analysis tool, considering altitudes from the sea-level to 1 km, distances from 1 m to 100 m and ...
Mikail Erdem   +4 more
openaire   +4 more sources

An Automated Indoor Localization System for Online Bluetooth Signal Strength Modeling Using Visual-Inertial SLAM

open access: yesSensors, 2021
Indoor localization is becoming increasingly important but is not yet widespread because installing the necessary infrastructure is often time-consuming and labor-intensive, which drives up the price.
Simon Tomažič, Igor Škrjanc
doaj   +1 more source

Polarimetric distance-dependent models for large hall scenarios [PDF]

open access: yes, 2016
A comprehensive polarimetric distance-dependent model of the power delay profile (PDP) and path gain is proposed. The model includes both specular multipath components (SMCs) and dense multipath components (DMC), the latter being modeled with an ...
Cheng, Shiqi   +7 more
core   +2 more sources

The Distribution of Path Losses for Uniformly Distributed Nodes in a Circle [PDF]

open access: yes, 2008
When simulating a wireless network, users/nodes are usually assumed to be distributed uniformly in space. Path losses between nodes in a simulated network are generally calculated by determining the distance between every pair of nodes and applying a ...
Bharucha, Z., Haas, Harald
core   +2 more sources

Analysis of Downlink Uplink Decoupled Dense Heterogeneous Cellular Network based on User Association using Multi-Slope Path Loss Model

open access: yesAdvances in Electrical and Computer Engineering, 2019
Keeping in consideration the expected need of node densification of heterogeneous cellular networks in near future, it is imperative that more accurate path loss models be used when analyzing heterogeneous cellular networks performance in terms of user
ALI, S., ASLAM, M. I., AHMED. I., J.
doaj   +1 more source

Outage Capacity of Opportunistic Beamforming with Random User Locations

open access: yes, 2013
This paper studies the outage capacity of a network consisting of a multitude of heterogenous mobile users, and operating according to the classical opportunistic beamforming framework.
Evans, Jamie   +2 more
core   +1 more source

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