Results 21 to 30 of about 617,901 (335)

Fast Light and the Speed of Information Transfer in the Presence of Detector Noise

open access: yesIEEE Photonics Journal, 2009
The phenomenon of fast-light pulse propagation has seen renewed interest in recent years, but its relationship to the speed of information transfer is still being debated.
Michael Z. Feng   +2 more
doaj   +1 more source

Investigating Imperfect Cloning for Extending Quantum Communication Capabilities

open access: yesSensors, 2023
Quantum computing allows the implementation of powerful algorithms with enormous computing capabilities and promises a secure quantum Internet. Despite the advantages brought by quantum communication, certain communication paradigms are impossible or ...
Masab Iqbal   +5 more
doaj   +1 more source

Deep Learning-Based Adaptive Compression and Anomaly Detection for Smart B5G Use Cases Operation

open access: yesSensors, 2023
The evolution towards next-generation Beyond 5G (B5G) networks will require not only innovation in transport technologies but also the adoption of smarter, more efficient operations of the use cases that are foreseen to be the high consumers of network ...
Ahmad El Sayed   +3 more
doaj   +1 more source

6G and Beyond: The Future of Wireless Communications Systems

open access: yesIEEE Access, 2020
6G and beyond will fulfill the requirements of a fully connected world and provide ubiquitous wireless connectivity for all. Transformative solutions are expected to drive the surge for accommodating a rapidly growing number of intelligent devices and ...
Ian F. Akyildiz, Ahan Kak, Shuai Nie
doaj   +1 more source

System Design and Calibration for Wideband Channel Sounding With Multiple Frequency Bands

open access: yesIEEE Access, 2017
This paper presents a multiple frequency bands-switching scheme for wideband channel sounding, which is able to extend the overall sounding bandwidth without changing operation bandwidth of the hardware.
Jinxing li   +3 more
doaj   +1 more source

Microbiome: Bacterial broadband [PDF]

open access: yesNature, 2016
The involvement of intestinal bacteria in gut-brain communication could help to explain the mysteries of irritable bowel syndrome, but the search continues for definitive evidence.
openaire   +2 more sources

Bandwidth in bolometric interferometry [PDF]

open access: yes, 2009
Bolometric Interferometry is a technology currently under development that will be first dedicated to the detection of B-mode polarization fluctuations in the Cosmic Microwave Background.
Bunn, E. F.   +4 more
core   +5 more sources

Broadband waveplate lenses

open access: yesOptics Express, 2016
We report on lenses that operate over the visible wavelength band from 450 nm to beyond 700 nm, and other lenses that operate over a wide region in the near-infrared from 650 nm to beyond 1000 nm. Lenses were recorded in liquid crystal polymer layers only a few micrometers thick, using laser-based photoalignment and UV photopolymerization.
Nelson V, Tabiryan   +6 more
openaire   +3 more sources

Nonisotropic Scattering Characteristic in an Alternant Tree-Blocked Viaduct Scenario on High-Speed Railway at 2.35 GHz

open access: yesInternational Journal of Antennas and Propagation, 2014
This paper presents the nonisotropic scattering characteristic of the mobile radio channel in an alternant tree-blocked viaduct scenario on high-speed railway (HSR) by real field measuring at 2.35 GHz.
Rongchen Sun   +5 more
doaj   +1 more source

A New Inter-Domain Information Sharing Smart System Based on ABSES in SDN

open access: yesIEEE Access, 2018
With the continuous innovation and development of agent technology, the application of smart technique is gradually changing to intelligent and human-centered technology.
Jingjing Xu   +3 more
doaj   +1 more source

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