Results 51 to 60 of about 1,781,084 (278)

Outage Probability Analysis for NOMA Downlink and Uplink Communication Systems With Generalized Fading Channels

open access: yesIEEE Access, 2020
This work considers multiple user power-domain non-orthogonal multiple access (NOMA)-based downlink (DL) and uplink (UL) communication systems with potentially dissimilar fading links for all the users that can follow one of several possible ...
Akash Agarwal   +3 more
semanticscholar   +1 more source

Outage probability of unequal block-based OFDM Amplify-and-Forward relay protocol over wideband channels [PDF]

open access: yes, 2012
In this paper, we consider a dual-hop multiplerelay network with orthogonal frequency division multiplexing (OFDM) based Amplify-and-Forward (AF) relay protocol over frequency-selective channels. In practice, subcarriers suffered that suffer deep fade in
Xiang, Wei   +5 more
core   +1 more source

A Fluid Model for Performance Analysis in Cellular Networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2010
We propose a new framework to study the performance of cellular networks using a fluid model and we derive from this model analytical formulas for interference, outage probability, and spatial outage probability.
Jean-Marc Kelif   +2 more
doaj   +2 more sources

Outage probability analysis of overlay cognitive two‐way relaying scheme with opportunistic relay selection

open access: yesIET Networks, 2021
The authors investigate an overlay cognitive two‐way relaying system where max‐min (MM) relay selection scheme is employed for improving the reliability of the considered system.
Long Ma   +4 more
doaj   +1 more source

Revisiting Outage Probability Analysis for Two-User Fluid Antenna Multiple Access System

open access: yesIEEE Transactions on Wireless Communications
Fluid antenna system (FAS) is a new flexible antenna technology that offers a new approach to multiple access, referred to as fluid antenna multiple access (FAMA).
Hao Xu   +5 more
semanticscholar   +1 more source

On the Outage Probability Conjecture for MIMO Channels

open access: yesCoRR, 2017
18 pages, 2 ...
Gen Li 0005, Jingkai Yan, Yuantao Gu
openaire   +2 more sources

An approach to implement PSO to optimize outage probability of coded cooperative communication with multiple relays

open access: yesAlexandria Engineering Journal, 2016
Coded Cooperative Communication is a novel concept and it is the solution to utilize the benefits of MIMO (Multiple Input Multiple Output) gains on distributed scale.
Sindhu Hak Gupta   +2 more
doaj   +1 more source

Secrecy Outage Probability of Energy-Harvesting Cooperative NOMA Transmissions With Relay Selection

open access: yesIEEE Transactions on Green Communications and Networking, 2020
Three relay selection techniques, aiming at achieving secure non-orthogonal multiple access in cooperative energy-harvesting (EH) communications, are proposed and compared.
Abdelhamid Salem   +3 more
semanticscholar   +1 more source

BER and outage probability of DPSK subcarrier intensity modulated free space optics in fully developed speckle. [PDF]

open access: yes, 2009
In this paper a differential phase shift keying (DPSK) subcarrier intensity modulated (SIM) free space optical (FSO) link is considered in negative exponential atmospheric turbulence environment.
Ghassemlooy, Zabih   +4 more
core   +1 more source

Modeling Analysis for Downlink RIS-UAV-Assisted NOMA over Air-to-Ground Line-of-Sight Rician Channels

open access: yesDrones
This paper proposes a drone-assisted NOMA communication system equipped with a reconfigurable intelligent surface (RIS). Given the Line-of-Sight nature of the Air-to-Ground link, a more realistic Rician fading environment is chosen for the study of ...
Suoping Li   +3 more
doaj   +1 more source

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