Low-power all-optical 8-to-3 encoder using photonic crystal-based waveguides
Sign Up to like & getrecommendations! Published in 2018 at "Photonic Network Communications"
DOI: 10.1007/s11107-018-0795-3
Abstract: In this paper, we propose an all-optical 8-to-3 encoder based on photonic crystal. The structure includes 17 waveguides to make the appropriate connections between the input and the output ports. Interference at cross-connects of the… read more here.
Keywords: photonic crystal; structure; optical encoder; low power ... See more keywords
Transferable polychromatic optical encoder for neural networks
Sign Up to like & getrecommendations! Published in 2024 at "Nature Communications"
DOI: 10.1038/s41467-025-61338-4
Abstract: Artificial neural networks have fundamentally transformed the field of computer vision, providing unprecedented performance. However, these neural networks for image processing demand substantial computational resources, often hindering real-time operation. In this work, we demonstrate an… read more here.
Keywords: computer vision; system; optical encoder; neural networks ... See more keywords
Realization of ultra-compact and high contrast ratio all-optical 4-to-2 encoder based on 2D photonic crystals
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Reports"
DOI: 10.1038/s41598-024-72266-6
Abstract: Optical encoders are widely used circuits in digital systems. One of the most critical features of an optical encoder is the power values in two logic states; low and high. The difference between these two… read more here.
Keywords: contrast ratio; optical encoder; encoder; encoder based ... See more keywords
Fast Neutron Irradiation of a Multichannel JFET-Based Optical Encoder
Sign Up to like & getrecommendations! Published in 2024 at "IEEE Transactions on Nuclear Science"
DOI: 10.1109/tns.2024.3398417
Abstract: Modern electrical components are susceptible to damage from high levels of radiation and extreme temperatures found near reactors in terrestrial nuclear power plants and in aerospace applications. Radiation-hardened electronics are being developed, largely for the… read more here.
Keywords: neutron irradiation; optical encoder; neutron; jfet based ... See more keywords
Designing an ultracompact all-optical 4-to-2 encoder and investigating its optical power consumption.
Sign Up to like & getrecommendations! Published in 2020 at "Applied optics"
DOI: 10.1364/ao.381780
Abstract: In this paper, an ultracompact all-optical encoder based on a photonic crystal nanoresonator was designed. The proposed structure consists of several waveguides and two nanoresonators. The nanoresonators were designed by reducing the radius of the… read more here.
Keywords: encoder; ultracompact optical; optical encoder; power consumption ... See more keywords
Structure of 4 × 2 optical encoder based on hybrid plasmonic waveguides.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.477898
Abstract: The optical 4×2 encoder is organized with a structure of dimensions 920n m×400n m, a resonance wavelength of 1310 nm, and a transmission threshold value of 30%. Based on the finite element method with the COMSOL… read more here.
Keywords: structure optical; optical encoder; hybrid plasmonic; encoder ... See more keywords
Self-aligning CMOS photodetector sensor for application on an NDB-based optical encoder.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.009172
Abstract: In this work, a complementary metal-oxide-semiconductor (CMOS) photodetector specifically designed to be used in a non-diffracting-beam (NDB) optical encoder is introduced. The sensor is aimed to address the critical alignment of the NDB-based optical encoder… read more here.
Keywords: photodetector; ndb based; optical encoder; cmos photodetector ... See more keywords
Highly accurate, absolute optical encoder using a hybrid-positioning method.
Sign Up to like & getrecommendations! Published in 2019 at "Optics letters"
DOI: 10.1364/ol.44.005258
Abstract: An absolute optical encoder with nanometric positioning repeatability is introduced and investigated. The encoder consists of an improved scale grating and a compact two-probe reading head. The scale grating contains multiple unevenly spaced distance marks… read more here.
Keywords: scale grating; absolute optical; encoder; optical encoder ... See more keywords