Results 11 to 20 of about 68,917 (127)

Impacts of human movement and ventilation mode on the indoor environment, droplet evaporation, and aerosol transmission risk at airport terminals

open access: yesBuilding and Environment, 2022
The dispersion of the coronavirus pandemic has caused immense damage worldwide, and people have begun to ruminate epidemic prevention strategies for public places.
Yu Zhao, Yao Feng, Liangdong Ma
semanticscholar   +1 more source

Martingales-Based ALOHA-Type Grant-Free Access Algorithms for Multi-Channel Networks With mMTC/URLLC Terminals Co-Existence

open access: yesIEEE Access, 2020
As a simple single-phase transmission strategy, grant-free access is believed to be an effective way to guarantee the stringent quality of service (QoS) requirements for ultra-reliable low-latency communications (URLLCs).
Ruizhe Qi   +3 more
doaj   +1 more source

A combined scheme of video packet transmission to improve cross layer to support QoS for MANET

open access: yesAlexandria Engineering Journal, 2018
Due to rapid growth in wireless communication, multimedia communication over wireless network attracted researchers. In this field of multimedia communication mobile Ad Hoc Network (MANET) has proved its significance.
Asha, G. Mahadevan
doaj   +1 more source

Modeling of a heterogeneous packet-switched data network as a queuing system with absolute priority and channel resource redundancy

open access: yesT-Comm, 2021
The article deals with the solution of a timely and relevant scientific and technical problem of modeling the data transmission network of a system for monitoring the state of critical state facilities.
S. Saitov
semanticscholar   +1 more source

PROGRES: A Programmable Green Router With Controlled Service Rate

open access: yesIEEE Access, 2019
Routers are the most common transmission devices over the Internet. Architecture of the routers can be improved to fully utilize the chances to save energy related to the CMOS based transmission equipment.
Pengcheng Liu   +3 more
doaj   +1 more source

Applying System Dynamics to Simulate the Passenger Flow in Subway Stations

open access: yesDiscrete Dynamics in Nature and Society, 2019
A macroscopic passenger flow simulation model based on system dynamics is proposed in this paper. It considers the key factors influencing the dynamics of passenger flow from a holistic perspective of the stations and then models the dynamic change in ...
Jianghua Gao, Limin Jia, Jianyuan Guo
doaj   +1 more source

On-demand and efficient scheduling scheme for cryptographic service resource

open access: yesTongxin xuebao, 2022
Objective: The popularity of network technology makes more and more enterprises and individuals join the wave of the Internet, and data presents an explosive exponential growth trend.With the increasing demand for data security transmission and fine ...
Wenlong KOU   +6 more
doaj   +2 more sources

Cognitive network channel allocation method based on the queuing delay and game analysis

open access: yesTongxin xuebao, 2012
A new dynamic spectrum allocation method for distributed cognitive radio networks was proposed.In the method,packet transmission success rate is chosen as the utility function,the transmission delay is resolved by the priority queuing model,and the user ...
Jun LIU, Xiu-feng XIE
doaj   +2 more sources

Performance Analysis of Cellular Networks with D2D communication Based on Queuing Theory Model

open access: yesKSII Transactions on Internet and Information Systems, 2018
In this paper, we develop a spatiotemporal model to analysis of cellular user in underlay D2D communication by using stochastic geometry and queuing theory.
Jianfang Xin   +4 more
semanticscholar   +1 more source

Characterizing the topology dynamics in mobile ad hoc networks:modeling and analyzing techniques using the queuing theory

open access: yesTongxin xuebao, 2011
A new modeling parameter named link broken rate(LBR) was proposed so as to characterize the topology dy-namics.On the basis of the definition of the network dynamic characteristics parameter LBR,the expectations of the time interval between the links ...
QIN Guang-cheng1   +4 more
doaj   +2 more sources

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