Results 71 to 80 of about 2,892 (175)

Medium Access Control Layer for Internet of Things Edge-Side Network Using Carrier-Sense Multiple Access Protocol

Engineering Proceedings
The Internet of Things (IoT) has recently received a great deal of research interest due to its broad range of applications. One of the important layers in IoT applications is known as edge computing where resource-constrained devices at the edge form a ...
Selahattin Kosunalp, Sami Acik
doaj   +1 more source

ADNP-CSMA Random Multiple Access protocol application with the function of monitoring in Ad Hoc network

MATEC Web of Conferences, 2016
In Ad Hoc networks,the net work of mobile nodes exchange information with their wireless transceiver equipment,the network throughput is in increased,compared to other such multiple hops network.Moreover along with the rapid development of modern ...
Zhan Gang, Zhao Yi Fan, Ding Hong Wei, Zhou Sheng Jie, Liu Long Jun, Xu Zhi   +5 more
doaj   +1 more source

Immunomodulatory exosomes loaded chitosan methacryloyl hydrogel combined with pro-chondrogenic microspheres for promoting articular cartilage regeneration

Materials & Design
A diverse range of biological materials has been widely used for the management of injuries to joint cartilage. However, suboptimal outcomes in cartilage repair are often due to inappropriate host immune responses and inadequate microenvironments for ...
Ruoyu Liang, Zhaoxu Li, Qu Xu, Shengtao Wang, Dongxu Chen, Peng Gui, Mingzhou Chen, Wei Peng, Jian Su   +8 more
doaj   +1 more source

Performance analysis of distributed cluster-based MAC protocol for multiuser MIMO wireless networks

EURASIP Journal on Wireless Communications and Networking, 2011
It is known that multiuser multiple-input multiple-output (MIMO) communication can enhance the performance of wireless networks. It can substantially increase the spectral efficiency of wireless networks by utilising multiuser interference rather than ...
Ettefagh Azadeh, Kuhn Marc, Eşli Celal, Wittneben Armin   +3 more
doaj  

Advent of PHY and MAC Layer Operations in Wireless and Local Personal Area Network [PDF]

ICTACT Journal on Communication Technology, 2013
Carrier sense multiple access with collision avoidance (CSMA-CA) algorithm is implemented on AT86RF230 Trans-receiver, which is done in Physical layer. As the number of nodes is increased, power efficiency of CSMA-CA algorithm is decreased.
Shama B N
doaj  

Simulation Research of 2.4 GHz IEEE 802.15.4 Network Based on ABE Algorithm

Gong-kuang zidonghua, 2010
For problems of data-package collision and network degradation caused by slotted CSMA/CA standard algorithm used in MAC layer of IEEE 802.15.4 network, the paper used ABE algorithm to improve the standard algorithm, and used NS-2 software to simulate ...
SHENG Xi-ning
doaj  

Thiamine-Functionalized Maleated Chitosan: A Novel Bio-Based Adsorbent for Efficient Uptake of Methylene Blue from Aquatic Solutions. [PDF]

Molecules
Alsohaimi IH, Alhumaimess MS, Alqadami AA, El-Ossaily YA, Aldawsari AM, Altaleb HA, Hassan HMA.   +6 more
europepmc   +1 more source

ZfpA-regulated chitin synthesis in <i>Aspergillus fumigatus</i> hyphae determines fungicidal tip lysis by FksA-targeting antifungals. [PDF]

Antimicrob Agents Chemother
Calise DG, Michaelis ML, Park SC, Wagner AS, Keller NP.   +4 more
europepmc   +1 more source

A Curriculum-Learning-Assisted MAPPO-Based Algorithm for Dynamic Spectrum Access and Anti-Jamming in UAV Swarms. [PDF]

Sensors (Basel)
Yuan X, Wen J.
europepmc   +1 more source

4D-printed Fe3O4-PLLA scaffolds modulate osteoimmune microenvironment for oral bone repair. [PDF]

Mater Today Bio
Song W, Huang W, Du Z, Xiao C, Qu J, Xu W, Liu X.   +6 more
europepmc   +1 more source