Optical Sensors
Crop assessment and monitoring using optical sensors
... While the UAV-based PA applications have seen tremendous growth in recent years, there are still some shortcomings that need to be aware of. Chief among these are the fact that most sensors they carry for PA ...
117
A compact readout platform for spectral-optical sensors
... terrogation unit based on a wavelength-sensitive photodiode (WSPD) (Braasch et al., 1995; Lu et al., 1996). The key fea- ture of the WSPD is a vertical stack of two photodiodes each having a different spectral ...
7
Flexible protection architectures using distributed optical sensors
... three optical current sensors and realisation of data communication between the optical system and the GRB100 ...The optical sensors were interrogated by a bespoke interrogation system ...
6
Homogenization studies for optical sensors based on sculptured thin films
... The work in this thesis is chiefly aimed at providing a guideline for experimental efforts by presenting numerical studies. We predict how the design parameters of an infiltrated STF which accommodates a more ...
47
Single-ended differential protection in MTDC networks using optical sensors
... four sensors have been used with the assumption that they are distributed evenly along the 300 km transmission line (DC Line 3 in the network shown in ...the optical sensors and the sampled data ...
10
Comparison of the Secondary Products Obtained by the Optical Sensor Installed at the Satellite “Resurs-P” with the Products of the Analogous Optical Sensors
... foreign optical sensors MODIS (Aqua and Terra) and OLI ...foreign sensors; whereas in the blue spectral range they do not reproduce both their typical maximum on the 488 nm wavelength and their ...
9
MONITORING TRAFFIC BY OPTICAL SENSORS
... from optical sensors, combining the extracted information with geographic as well as other information, and characterising the traffic flow in different spatial categories ...
6
Modeling and simulation of adaptive multimodal optical sensors for target tracking in the visible to near infrared
... The RIT Center for Imaging Science (CIS) acquired recent experience with vehicle tracking (Kerekes, Muldowny, Strackerjan, Smith, & Leahy, 2006) and persistent surveillance (Adams, 2008). A teaming with Numerica ...
313
Application of Optical Sensors
... There are a number of ways to minimize emitter deg- radation or aging. First, minimize the junction temper- ature. As long as the junction temperature, T J , is kept below 100 °C, heating of the pn-junction will cause no ...
7
Development of nanoparticle-based optical sensors for pathogenic bacterial detection
... In another study, quaternized magnetic nanoparticles (q-MNP)–fluorescent polymer systems were employed in an assay to support bacterial identification and detection [88]. The authors showed that the kinetics of ...
14
Plasmonic Optical Sensors: Performance Analysis and Engineering Towards Biosensing
... To optimize the sensing performance, we compared the sensitivities between nanohole array sensors transferred by curing PDMS and those transferred by contacting PDMS slices. Fig. 3c indicates that the measured ...
166
Optical sensors for the in vivo assessment of flap perfusion in plastic surgery
... patients using a custom made reflectance finger PPG probe, optically and electrically, identical as the flap probe. The finger PPGs were found to be much larger than the flap PPGs which confirms the hypothesis of ...
267
APPLICATION OF MAGNETO - OPTICAL SENSORS IN MODERN TECHNOLOGY
... of optical radiation in form of a laser or a laser diode ...2, optical fiber 3, rolled into a coil inside which passes the conductor 4 with the measured current ...
7
A novel wireless mobile platform integrated with optical fibre sensors
... fibre sensors have wide-ranging potential in sensing and measurement and have been proven to show a number of advantages over conventional sensor technology for a variety of applications ...such optical ...
6
Fiber-optical grating sensors for wind turbine blades: a review
... fiber-optical sensors, such as thermal sensitivity, a limited number of suppliers and rela- tively high ...Fiber optical sensors based on grating technology are considered to be the most ...
10
Distributed optical fibre sensors based on the coherent detection of spontaneous Brillouin scattering
... distributed optical sensors operates under the powerful principle of Optical Time Domain Reflectometry ...such sensors are a light source, an optical fibre serving as a sensing element ...
184
Optical gas sensors based on correlation spectroscopy using a Fabry Perot interferometer
... gas sensors. Gas sensors can be classified in different groups depending of their principle of ...gas sensors which are devices that in contact with a gas or a mixture of gases changes one or more of ...
227
A Survey on Optical Fiber Sensors for Telemedicine Applications
... with optical fiber sensor were introduced, and they included two techniques of using optical fiber sensors with monitoring and treating patients remotely through the ...operation. Optical ...
5
Evaluation of Electrical and Optical Plethysmography Sensors for Noninvasive Monitoring of Hemoglobin Concentration
... A simple model of the circulation was constructed for the purposes of evaluating the performance of the electrical and optical sensors, which is shown schematically in Figure 3. A mixture of 0.9% saline ...
12
Finite Element Formulation for Self-Writing of Polymer Optical Fiber Sensors
... There are two groups of study found in the literature that investigate photopoly- merization and its uses: experimental studies and theoretical development and modeling. In 1993 Frisken et al. [2] published one of the ...
109