Results 21 to 30 of about 274,237 (307)

The abstract MAC layer [PDF]

open access: yesDistributed Computing, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kuhn, Fabian   +2 more
openaire   +6 more sources

UVOC-MAC: a MAC protocol for outdoor ultraviolet networks [PDF]

open access: yesWireless Networks, 2010
As an alternative to radio-frequency (RF) communications, optical wireless communications can support high data rates and low power operations while providing good jamming resistance. Our focus in this paper is on deep ultraviolet (UV) outdoor communications (UVOC) where solar blind and non-line-of-sight operations are attractive.
Yiyang Li 0003   +4 more
openaire   +1 more source

f-MAC: A Deterministic Media Access Control Protocol Without Time Synchronization [PDF]

open access: yes, 2006
Nodes in a wireless network transmit messages through a shared medium. Thus, a Media Access Control (MAC) protocol is necessary to regulate and coordinate medium access.
Andre Barroso   +5 more
core   +1 more source

A new MAC scheme for very high-speed WLANs [PDF]

open access: yes, 2006
We consider the medium access control (MAC) layer for very high-speed Wireless LANs, which is designed to support rich multimedia applications such as highdefinition television.
Leith, D   +20 more
core   +1 more source

Evaluation of LoRa nodes for long-range communication

open access: yesNonlinear Engineering, 2022
The Internet of Things concept can be implemented using Long-range wireless access network protocol. The work in this article is done to implement LoRa terrestrial network which will be connected to a satellite in future.
Gupta Gunjan   +2 more
doaj   +1 more source

MAC Reforgeability [PDF]

open access: yes, 2009
Message Authentication Codes (MACs) are core algorithms deployed in virtually every security protocol in common usage. In these protocols, the integrity and authenticity of messages rely entirely on the security of the MAC; we examine cases in which this security is lost.
John Black, Martin Cochran
openaire   +2 more sources

The Impact of IEEE 802.11 Contention Window on The Performance of Transmission Control Protocol in Mobile Ad-Hoc Network

open access: yesAdvances in Distributed Computing and Artificial Intelligence Journal, 2020
A Mobile Ad-hoc Network (MANET) is a group of nodes connected via ad-hoc fashion for communicating with each other through wireless interface. The communication among the nodes in such network take place by using multi-hop in the absence of fixed ...
Iqtidar Ali   +4 more
doaj   +1 more source

Macrophage activation syndrome in COVID-19

open access: yesАкушерство, гинекология и репродукция, 2021
The novel coronavirus epidemic is characterized by high rates of morbidity and relatively high mortality. Laboratory test results in patients include leukopenia, an increase in liver function tests and ferritin levels reaching hundreds, and sometimes ...
K. N. Grigorieva   +11 more
doaj   +1 more source

Multiple opportunistic infections (pulmonary tuberculosis, Mycobacterium avium complex and parvovirus B19) in a single patient

open access: yesSouthern African Journal of HIV Medicine, 2022
Introduction: HIV infection is a common disease in the South African population. The virus can lead to the development of many opportunistic infections.
Midhun T. John   +6 more
doaj   +1 more source

A VHDL Model for Implementation of MD5 Hash Algorithm [PDF]

open access: yesEngineering and Technology Journal, 2013
With the increase of the amount of data and users in the information systems, the requirement of data integrity is needed to be improved as well, so the work has become necessary independently.
Mohammed A. Noaman
doaj   +1 more source

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