Results 11 to 20 of about 3,750,205 (257)

Link layer protocol performance of indoor infrared wireless communications [PDF]

open access: yes
The increasing deployment of portable computers and mobile devices leads to an increasing demand for wireless connections. Infrared presentsseveral advantagesover radio for indoor wireless connectivity but infrared link quality is affected by ambient ...
Vitsas, Vasileios
core   +9 more sources

Cross‐layer multipath congestion control, routing and scheduling design in ad hoc wireless networks

open access: yesIET Communications, 2021
Demands for stable and efficient transmission are increasing due to the ongoing expansion of global wireless data traffic. One of the most promising ways to moderate burden of traffic load and decrease the queuing delay is to design cross‐layer protocols.
Mohammed Aljubayri   +2 more
doaj   +1 more source

A Novel Optimal Power Allocation Control System with High Convergence Rate for DC Microgrids Cluster

open access: yesEnergies, 2022
A novel, fully distributed controller with a rapid convergence rate is developed to ensure the optimal loading dispatch for interconnected DC MGs. It comprises local and global-control levels, handling the economic load allocations in a finite-time ...
Mohamed Zaery   +3 more
doaj   +1 more source

Activation Process of ONU in EPON/GPON/XG-PON/NG-PON2 Networks

open access: yesApplied Sciences, 2018
This article presents a numerical implementation of the activation process for gigabit and 10 gigabit next generation and Ethernet passive optical networks.
Tomas Horvath   +3 more
doaj   +1 more source

Mine roadway field strength prediction based on improved convolutional neural network

open access: yesGong-kuang zidonghua, 2021
In order to solve the problems of the complex modeling process, high computational complexity, and low prediction accuracy of the existing field strength prediction models, a mine roadway field strength prediction model based on improved convolutional ...
WANG Anyi, ZHOU Xiaoming
doaj   +1 more source

Superposition-coding aided multiplexed hybrid ARQ scheme for improved link-layer transmission efficiency

open access: yes, 2009
In this paper, we propose a novel superposition coding aided multiplexed Hybrid Automatic Repeat reQuest (HARQ) scheme for the sake of improving the link-layer transmission efficiency. The detailed system design is presented and the achievable link-layer
R. Zhang   +3 more
core   +2 more sources

A fuzzy logic and cross-layered optimization for effective congestion control in wireless sensor networks to improve efficiency and performance [PDF]

open access: yesMATEC Web of Conferences
Wireless Sensor Networks (WSNs) are a fundamental component of the Internet of Things (IoT), used in diverse applications to detect environmental conditions and send information to the Internet.
Nithya S.   +6 more
doaj   +1 more source

The QoE Driven Transmission Optimization Based on Cognitive Air Interface Match for Self-Organized Wireless Body Area Network

open access: yesIEEE Access, 2019
This paper studied the optimization of air interface (AI) allocation in self-organized wireless body area network (WBAN), for the quality of experience (QoE) of wireless data transmission between patients' body base station and the medical surveillance ...
Changhua Yao, Yongxing Jia, Lei Wang
doaj   +1 more source

The influence of CDN sinking on metro transmission network

open access: yesMATEC Web of Conferences, 2018
With the rise of VR/AR and 4K/8K video services, users have higher requirements for personal experience. Promotion of user experience is an important factor to attract end-users.
Hu Y., Peng P.
doaj   +1 more source

Overview of time synchronization technology for underground coal mine IoTs perception layer

open access: yesGong-kuang zidonghua, 2021
Time synchronization is the basis and prerequisite for precise information perception in intelligent mines. Many characteristics of underground space in coal mines, such as narrow and long terrain and uneven surface of the roadway, can cause large ...
YUAN Liang1, CHEN Zhenping2
doaj   +1 more source

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