Results 31 to 40 of about 468,304 (294)

Saturation compensation for visible light communication with off-the-shelf detectors

open access: yesOptics Express, 2021
A photodetector may get saturated if the incident optical power approaches the detector saturation threshold. In such a case, a visible light communication (VLC) system fails to recover the useful transmitted signals. We introduce a saw waveform based response characterization technique when an off-the-shelf avalanche photo-diode (APD) is deployed ...
Weijie Liu, Zhengyuan Xu, Xianqing Jin
openaire   +2 more sources

Low-cost embedded system for relative localization in robotic swarms [PDF]

open access: yes, 2013
In this paper, we present a small, light-weight, low-cost, fast and reliable system designed to satisfy requirements of relative localization within a swarm of micro aerial vehicles.
Chudoba, Jan   +4 more
core   +1 more source

A study on the performance evaluation of moblie light shelf system according to the distance between the light shelf and the window

open access: yesContemporary Engineering Sciences, 2014
Nowadays, building energy management is more important than ever. Especially, lighting energy used in the building occupies 30% of the whole consumed energy. Therefore, reducing the consumption of lighting energy could bring effective energy saving. As the system configuration, the sum of distance between the window and the light shelf reflector and ...
Sunhyeon Kwon   +2 more
openaire   +1 more source

A Comparative Study on Daylight Performance Assessment of Light Shelves Based on Inclination

open access: yesMehran University Research Journal of Engineering and Technology, 2020
Energy consumption of lighting can be reduced by using different daylight control strategies. The rise in environmental distresses requires the necessity of natural light control systems.
Sadaf Noshin   +2 more
doaj   +1 more source

Electrolytic lesions within central complex neuropils of the cockroach brain affect negotiation of barriers [PDF]

open access: yes, 2010
Animals must negotiate obstacles in their path in order to successfully function within natural environments. These actions require transitions from walking to other behaviors, many of which are more involved than simple reflexes.
Harley, C. M., Ritzmann, R. E.
core   +2 more sources

Towards energy-autonomous wake-up receiver using visible light communication [PDF]

open access: yes, 2016
The use of Visible Light Communication (VLC) in wake-up communication systems is a potential energy-efficient and low-cost solution for wireless communication of consumer electronics.
Gad, Karim M.   +5 more
core   +1 more source

The role of sediment-induced light attenuation on primary production during Hurricane Gustav (2008) [PDF]

open access: yesBiogeosciences, 2020
We introduced a sediment-induced light attenuation algorithm into a biogeochemical model of the Coupled Ocean–Atmosphere–Wave–Sediment Transport (COAWST) modeling system.
Z. Zang   +13 more
doaj   +1 more source

The Effect of Visible Light on the Postharvest Life of Tomatoes (Solanum lycopersicum L.)

open access: yesHorticulturae, 2023
Tomatoes (Solanum lycopersicum L.) are widely cultivated and consumed, but ripening should be carried out in controlled storage conditions to extend their shelf life and avoid economic losses.
Johannes de Bruijn   +7 more
doaj   +1 more source

Multi-Objective Optimization of a Folding Photovoltaic-Integrated Light Shelf Using Non-Dominated Sorting Genetic Algorithm III for Enhanced Daylighting and Energy Savings in Office Buildings

open access: yesBuildings
This study developed a novel folding light shelf system that integrates reflectors, photovoltaic (PV) modules, and adaptive louvers that adjust based on solar altitude, aiming to improve daylight distribution, minimize glare, and reduce energy ...
Tanin Cheraghzad   +4 more
doaj   +1 more source

Biological hot spots and the accumulation of marine dissolved organic matter in a highly productive ocean margin [PDF]

open access: yes, 2016
Concentrations of dissolved organic carbon (DOC) and major biochemicals (amino acids and carbohydrates) were measured during five cruises (2009–2010) to the Louisiana margin in the northern Gulf of Mexico.
Benner, Ronald   +3 more
core   +2 more sources

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