Results 11 to 20 of about 329,283 (282)
Remote Sensing, 2023 The rapid development of neural networks has come at the cost of increased computational complexity. Neural networks are both computationally intensive and memory intensive; as such, the minimal energy and computing power of satellites pose a challenge ...
Penghao Xiao +4 more
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Sensors, 2023 A multi-gas sensing system was developed based on the detection principle of the non-dispersive infrared (NDIR) method, which used a broad-spectra light source, a tunable Fabry–Pérot (FP) filter detector, and a flexible low-loss infrared waveguide as an ...
Yunting Yang +5 more
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Low frequency electromagnetic radiation coming from gravitational waves generated by neutron stars [PDF]
, 2017 We investigate the possibility of observing very low frequency (VLF) electromagnetic radiation produced from the vacuum by gravitational waves. We review the calculations leading to the possibility of vacuum conversion of gravitational waves into ...
Gretarsson, Andri +2 more
core +3 more sources
Sensors, 2022 Post-equalization using neural network (NN) is a promising technique that models and offsets the nonlinear distortion in visible light communication (VLC) channels, which is recognized as an essential component in the incoming 6G era.
Zengyi Xu +6 more
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Kinetic theory of electromagnetic ion waves in relativistic plasmas [PDF]
, 2006 A kinetic theory for electromagnetic ion waves in a cold relativistic plasma is derived. The kinetic equation for the broadband electromagnetic ion waves is coupled to the slow density response via an acoustic equation driven by ponderomotive force like ...
Beskin V. S. +4 more
core +2 more sources
“Hearing“ Electromagnetic Waves
The Physics Teacher, 2014 In this work, an educational experience is described in which a microwave communication link is used to make students aware that all electromagnetic waves have the same physical nature and properties. Experimental demonstrations are linked to theoretical concepts to increase comprehension of the physical principles underlying electromagnetic waves ...
Rojo Martínez, Marta María +1 more
openaire +2 more sources
Scaled Sea Surface Design and RCS Measurement Based on Rough Film Medium
Sensors, 2022 The electromagnetic (EM) scattering characteristics of the rough sea surface is very important for target surveying and detection in a sea environment. This work proposes a scaled sea surface designing method based on a rough thin-film medium.
Chenyu Guo +4 more
doaj +1 more source
SAR Automatic Target Recognition Based on Numerical Scattering Simulation and Model-based Matching
Leida xuebao, 2015 This study proposes a model-based Synthetic Aperture Radar (SAR) automatic target recognition algorithm. Scattering is computed offline using the laboratory-developed Bidirectional Analytic Ray Tracing software and the same system parameter settings as ...
Zhou Yu, Wang Hai-peng, Chen Si-zhe
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Flexible Data Rate V2X Communication System beyond 1.84 Gb/s Based on MIMO VLC and Radar Integration
Applied Sciences, 2020 Vehicle-to-everything (V2X) communication has been widely studied in recent years for the rapid development of the vehicular traffic. In this paper, a V2X communication system integrating the probabilistic shaping (PS) bitloading multi-input-multi-output
Junlian Jia +4 more
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AI-Enabled Intelligent Visible Light Communications: Challenges, Progress, and Future
Photonics, 2022 Visible light communication (VLC) is a highly promising complement to conventional wireless communication for local-area networking in future 6G. However, the extra electro-optical and photoelectric conversions in VLC systems usually introduce exceeding ...
Jianyang Shi +6 more
doaj +1 more source