Results 41 to 50 of about 2,418,601 (257)

BLE or IEEE 802.15.4: Which Home IoT Communication Solution is more Energy-Efficient? [PDF]

open access: yesEAI Endorsed Transactions on Internet of Things, 2016
IEEE 802.15.4 (used by Zigbee, 6LoWPAN and Thread) and Bluetooth Low Energy (BLE) are two widely used wireless standards for ultra low power IoT (Internet of Things) technologies and smart home applications.
Xenofon Fafoutis   +7 more
doaj   +1 more source

Efficient Wireless Security Through Jamming, Coding and Routing

open access: yes, 2013
There is a rich recent literature on how to assist secure communication between a single transmitter and receiver at the physical layer of wireless networks through techniques such as cooperative jamming.
Dehghan, Mostafa   +3 more
core   +1 more source

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Securing Ultrasonic Sensors Against Signal Injection Attacks Based on a Mathematical Model

open access: yesIEEE Access, 2019
Ultrasonic sensors are used across a variety of industrial areas, as they measure distance simply via calculating the difference of time between transmission and reception of signals. However, recently, attackers have been targeting ultrasonic sensors to
Sunwoo Lee, Wonsuk Choi, Dong Hoon Lee
doaj   +1 more source

Cross-Layer Design and Analysis of Wireless Geophone Networks Utilizing TV White Space

open access: yesIEEE Access, 2020
Traditional seismic data acquisition systems used for surveying during the exploration of oil and gas rely on cables between geophones and the data collection center. Despite the fact that cable-based systems provide reliable seismic data transfer, their
Naveed Iqbal   +4 more
doaj   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Capacity-Driven Autoencoders for Communications

open access: yesIEEE Open Journal of the Communications Society, 2021
The autoencoder concept has fostered the reinterpretation and the design of modern communication systems. It consists of an encoder, a channel and a decoder block that modify their internal neural structure in an end-to-end learning fashion. However, the
Nunzio A. Letizia, Andrea M. Tonello
doaj   +1 more source

Enabling Realistic Cross-Layer Analysis based on Satellite Physical Layer Traces [PDF]

open access: yes, 2012
We present a solution to evaluate the performance of transport protocols as a function of link layer reliability schemes (i.e. ARQ, FEC and Hybrid ARQ) applied to satellite physical layer traces.
Boreli, Roksana   +5 more
core  

Physical Layer Security: Coalitional Games for Distributed Cooperation

open access: yes, 2009
Cooperation between wireless network nodes is a promising technique for improving the physical layer security of wireless transmission, in terms of secrecy capacity, in the presence of multiple eavesdroppers.
Basar, Tamer   +4 more
core   +2 more sources

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

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