Results 21 to 30 of about 17,802 (254)

A survey on the channel assignment problem in wireless networks

open access: yesWireless Communications and Mobile Computing, 2011
AbstractEfficient allocation of channels for wireless communication in different network scenarios has become an extremely important topic of recent research. The main challenge lies in the fact that the channel allocation problem is NP‐complete. Because of a maximum allowable time limit imposed in practical situations for allocation of channels ...
Goutam K. Audhya   +3 more
openaire   +1 more source

Efficient Resource Management for Sum Capacity Maximization in 5G NOMA Systems

open access: yesApplied System Innovation, 2019
The modern cellular technologies are expected to provide high data rates and massive connectivity in fifth generation (5G) systems; however, this may be impossible through traditional radio access techniques.
Azhar Ali   +5 more
doaj   +1 more source

An exact algorithm for the channel assignment problem

open access: yesDiscrete Applied Mathematics, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

AAA+ protein unfoldases—the Moirai of the proteome

open access: yesFEBS Letters, EarlyView.
AAA+ unfoldases are essential molecular motors that power protein degradation and disaggregation. This review integrates recent cryo‐electron microscopy (cryo‐EM) structures and single‐molecule biophysical data to reconcile competing models of substrate translocation.
Stavros Azinas, Marta Carroni
wiley   +1 more source

TDMA scheduling schemes targeting high channel utilization for energy‐harvesting wireless sensor networks

open access: yesIET Communications, 2021
As a contention‐free channel access protocol, Time Division Multiple Access (TDMA) is widely applied in Energy Harvesting Wireless Sensor Networks (EH‐WSNs) due to ease of implementation.
Siliang Gong   +4 more
doaj   +1 more source

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

Channel Assignment Algorithms and Strategies for Wireless Mesh Networks

open access: yesJISR on Computing, 2013
This research report is about providing a solution to the problem of channel assignment in the multi radio wireless mesh networks that have an ad hoc based infrastructure.
Maliha Amir Ali Charania   +1 more
doaj   +1 more source

On The Span Of A Random Channel Assignment Problem

open access: yesCombinatorica, 2007
In the radio channel assignment problems considered here, we must assign a ‘channel’ from the set 1,2,... of positive integers to each of n transmitters, and we wish to minimise the span of channels used, subject to the assignment leading to an acceptable level of interference. A standard form of this problem is the ‘constraint matrix’ model.
openaire   +2 more sources

New Onset of Fibromyalgia After Exposure to a Combat Environment: A Longitudinal Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Traumatic life events are hypothesized to be triggers for the onset of fibromyalgia. Posttraumatic stress disorder (PTSD) is a common comorbidity of fibromyalgia. However, limited prospective data are available on the development of fibromyalgia after exposure to high‐magnitude stress.
Jay B. Higgs   +15 more
wiley   +1 more source

Uplink Resource Allocation in Device-to-Device Communication System

open access: yesMATEC Web of Conferences, 2018
In this paper, we study uplink resource allocation problem to maximize the overall system capacity while guaranteeing the signal-to-noise ratio of both D2D users and cellular users (CUs).
Han Xiuwei   +3 more
doaj   +1 more source

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