Results 1 to 10 of about 2,362,461 (355)

Ultrafast Optical Signal Processing with Bragg Structures [PDF]

open access: yesApplied Sciences, 2017
The phase, amplitude, speed, and polarization, in addition to many other properties of light, can be modulated by photonic Bragg structures. In conjunction with nonlinearity and quantum effects, a variety of ensuing micro- or nano-photonic applications ...
Yikun Liu   +4 more
doaj   +2 more sources

Nonlocal Metasurfaces for Optical Signal Processing

open access: yesPhysical Review Letters, 2018
Optical analog signal processing has been gaining significant attention as a way to overcome the speed and energy limitations of digital techniques. Metasurfaces offer a promising avenue towards this goal due to their efficient manipulation of optical signals over deeply subwavelength volumes.
Albert Polman   +4 more
openaire   +5 more sources

Acceleration of optical coherence tomography signal processing by multi-graphics processing units [PDF]

open access: goldJournal of Innovative Optical Health Sciences, 2014
A multi-GPU system designed for high-speed, real-time signal processing of optical coherence tomography (OCT) is described herein. For the OCT data sampled in linear wave numbers, the maximum processing rates reached 2.95 MHz for 1024-OCT and 1.96 MHz ...
Xiqi Li   +3 more
doaj   +2 more sources

Recent Advances in Graphene-Assisted Nonlinear Optical Signal Processing

open access: yesJournal of Nanotechnology, 2016
Possessing a variety of remarkable optical, electronic, and mechanical properties, graphene has emerged as an attractive material for a myriad of optoelectronic applications.
Jian Wang, Xiao Hu
doaj   +2 more sources

Silicon technology compatible photonic molecules for compact optical signal processing [PDF]

open access: bronze, 2013
Photonic molecules (PMs) based on multiple inner coupled microring resonators allow to surpass the fundamental constraint between the total quality factor (QT), free spectral range (FSR), and resonator size.
L. Barea   +3 more
semanticscholar   +2 more sources

All Optical Signal-Processing Techniques Utilizing Four Wave Mixing

open access: yesPhotonics, 2015
Four Wave Mixing (FWM) based optical signal-processing techniques are reviewed. The use of FWM in arithmetical operation like subtraction, wavelength conversion and pattern recognition are three key parts discussed in this paper after a brief ...
Refat Kibria, Michael W. Austin
doaj   +2 more sources

Range-resolved interferometric signal processing using sinusoidal optical frequency modulation.

open access: goldOptics Express, 2015
A novel signal processing technique using sinusoidal optical frequency modulation of an inexpensive continuous-wave laser diode source is proposed that allows highly linear interferometric phase measurements in a simple, self-referencing setup. Here, the
T. Kissinger, T. Charrett, R. Tatam
semanticscholar   +2 more sources

All-optical signal processing using dynamic Brillouin gratings. [PDF]

open access: yesSci Rep, 2013
Santagiustina M   +4 more
europepmc   +2 more sources

Optical Signal Processing Aided by Optical Frequency Combs

open access: yesIEEE Journal of Selected Topics in Quantum Electronics, 2021
This paper highlights certain optical signal processing (OSP) functions that can be achieved when using optical frequency combs. An optical frequency comb can provide many narrow-linewidth, mutually coherent, and equidistant optical carriers, making it a
A. Willner   +4 more
semanticscholar   +1 more source

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