Results 71 to 80 of about 265,670 (337)

A Scalable Hybrid MAC Protocol for Massive M2M Networks

open access: yes, 2013
In Machine to Machine (M2M) networks, a robust Medium Access Control (MAC) protocol is crucial to enable numerous machine-type devices to concurrently access the channel.
Cao, Xianghui   +3 more
core   +1 more source

Adaptive MAC protocol for wireless sensor networks in periodic data collection applications [PDF]

open access: yes, 2008
In this paper, we propose a new medium access control (MAC) protocol for wireless sensor networks for environmental monitoring applications. The proposed MAC scheme is specifically designed for wireless sensor networks which have periodic traffic with ...
A. Rasid, Mohd Fadlee   +3 more
core   +1 more source

CB‐MAC: a novel cluster‐based MAC protocol for VANETs

open access: yesIET Intelligent Transport Systems, 2018
Due to relative mobility, topology changes rapidly with frequent link breakage in vehicular ad hoc networks (VANETs). Clustering VANETs into small groups limits channel contention and controls the network topology efficiently. In this study, a novel cluster‐based medium access control (CB‐MAC)
A.F.M. Shahen Shah   +2 more
openaire   +2 more sources

Atomic Layer Deposition in Transistors and Monolithic 3D Integration

open access: yesAdvanced Functional Materials, EarlyView.
Transistors are fundamental building blocks of modern electronics. This review summarizes recent progress in atomic layer deposition (ALD) for the synthesis of two‐dimensional (2D) metal oxides and transition‐metal dichalcogenides (TMDCs), with particular emphasis on their enabling role in monolithic three‐dimensional (M3D) integration for next ...
Yue Liu   +5 more
wiley   +1 more source

Investigating delay of the media access control protocols for IoT‐RoF using quantum entanglement

open access: yesIET Networks
One of the significant challenges of the Radio over fibre (RoF) Medium Access Control (MAC) protocol is the propagation delay. This delay can lead to serious issues, such as higher propagation delay resulting in collisions and unnecessary retransmissions.
Shakir Salman Ahmad   +2 more
doaj   +1 more source

The energy-efficient MDA-SMAC protocol for wireless sensor networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2020
Nodes in original S-MAC protocol just can visit the channel in the scheduling and listening stage. The working schema may result in data latency and high conflict. To solve those above problems, we split scheduling duty into multiple micro-duties.
Ke Wang   +4 more
doaj   +1 more source

Cooperative medium access control based on spectrum leasing [PDF]

open access: yes, 2014
Based on cooperative spectrum leasing, a distributed “win–win” (WW) cooperative framework is designed to encourage the licensed source node (SN) to lease some part of its spectral resources to the unlicensed relay node (RN) for the sake of simultaneously
Feng, Jiao   +3 more
core   +1 more source

Bioprinting Organs—Science or Fiction?—A Review From Students to Students

open access: yesAdvanced Healthcare Materials, EarlyView.
Bioprinting artificial organs has the potential to revolutionize the medical field. This is a comprehensive review of the bioprinting workflow delving into the latest advancements in bioinks, materials and bioprinting techniques, exploring the critical stages of tissue maturation and functionality.
Nicoletta Murenu   +18 more
wiley   +1 more source

Rule and perception based MAC protocol for UAN

open access: yesTongxin xuebao, 2022
Aiming at the problem of low channel utilization and network throughput resulted by RTS/CTS handshakes in the conventional media access control (MAC) protocol for underwater acoustic network (UAN), a rule and perception based (RP-MAC) MAC protocol was ...
Chong LI   +3 more
doaj   +2 more sources

RTXP : A Localized Real-Time Mac-Routing Protocol for Wireless Sensor Networks [PDF]

open access: yes, 2012
Protocols developed during the last years for Wireless Sensor Networks (WSNs) are mainly focused on energy efficiency and autonomous mechanisms (e.g. self-organization, self-configuration, etc).
Augé-Blum, Isabelle   +2 more
core   +7 more sources

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