Results 31 to 40 of about 165,035 (282)

2D-DOA Estimation for EMVS Array with Nonuniform Noise

open access: yesInternational Journal of Antennas and Propagation, 2021
Electromagnetic vector sensor (EMVS) array is one of the most potential arrays for future wireless communications and radars because it is capable of providing two-dimensional (2D) direction-of-arrival (DOA) estimation as well as polarization angles of ...
Chang-Xin Cai   +4 more
doaj   +1 more source

Optimization of Surface Acoustic Wave-Based Rate Sensors

open access: yesSensors, 2015
The optimization of an surface acoustic wave (SAW)-based rate sensor incorporating metallic dot arrays was performed by using the approach of partial-wave analysis in layered media.
Fangqian Xu   +4 more
doaj   +1 more source

A Qualitative and Quantitative Analysis Strategy for Continuous Turbulent Gas Mixture Monitoring

open access: yesChemosensors, 2022
Electronic noses are one of the predominant technological choices for gas mixture detection, but their application in real-world atmospheric environments still leaves several issues to be resolved. The key bottleneck is the effect of turbulence caused by
Yinsheng Chen   +6 more
doaj   +1 more source

Increasing pattern recognition accuracy for chemical sensing by evolutionary based drift compensation [PDF]

open access: yes, 2011
Artificial olfaction systems, which mimic human olfaction by using arrays of gas chemical sensors combined with pattern recognition methods, represent a potentially low-cost tool in many areas of industry such as perfumery, food and drink production ...
A. Scionti   +37 more
core   +3 more sources

Study of bamboo shoots quality by utilizing electronic nose sensor array and its optimization

open access: yesInternational Journal of Food Properties, 2019
Bamboo shoots quality determination method using EN and M.O.S sensor array optimization was studied in this paper. EN responses to winter bamboo shoots samples under different storage time were measured.
Xiaoguo Ying   +9 more
doaj   +1 more source

Methods for Assessing and Optimizing Solar Orientation by Non-Planar Sensor Arrays

open access: yesSensors, 2019
Non-planar sensor arrays are used to determine solar orientation based on the orientation matrix formed by orientation vectors of the sensor planes. Solar panels or existing photodiodes can be directly used without increasing the size or mass of the ...
Jiang Wang   +5 more
doaj   +1 more source

A Distributed Optimization Algorithm for Energy of Wireless Sensor Networks Based on Potential Game

open access: yesInternational Journal of Photoenergy, 2020
Recently, we have witnessed the rapid development of techniques on upgrading energy efficiency for wireless sensor networks (WSN). With the improvement of the detection range and the detection intensity, the lifetime of wireless sensor networks (WSN) is ...
Lingfeng Shao, Junjie Yang, Jicheng Fang
doaj   +1 more source

Optimization of SnO2-Based CMOS-Integrated Gas Sensors by Mono-, Bi- and Trimetallic Nanoparticles

open access: yesProceedings, 2021
In this paper, we report on the optimization of SnO2-based thin film gas sensor devices by mono-, bi- and trimetallic nanoparticles. Ag, AgRu, and AgRuPd nanoparticles are sputter deposited on CMOS-integrated SnO2-thin film gas sensor devices.
Robert Wimmer-Teubenbacher   +5 more
doaj   +1 more source

SoundCompass: a distributed MEMS microphone array-based sensor for sound source localization [PDF]

open access: yes, 2014
Sound source localization is a well-researched subject with applications ranging from localizing sniper fire in urban battlefields to cataloging wildlife in rural areas.
da Silva Gomes, Bruno   +5 more
core   +3 more sources

Sensor array optimization techniques for exhaled breath analysis to discriminate diabetics using an electronic nose

open access: yesETRI Journal, 2018
Disease discrimination using an electronic nose is achieved by measuring the presence of a specific gas contained in the exhaled breath of patients. Many studies have reported the presence of acetone in the breath of diabetic patients.
Jin‐Young Jeon   +5 more
doaj   +1 more source

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