Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Phase Contrast and Differential Interference Contrast Microscopy01:26

Phase Contrast and Differential Interference Contrast Microscopy

Phase-Contrast Microscopes
In-phase-contrast microscopes, interference between light directly passing through a cell and light refracted by cellular components is used to create high-contrast, high-resolution images without staining. It is the oldest and simplest type of microscope that creates an image by altering the wavelengths of light rays passing through the specimen. Altered wavelength paths are created using an annular stop in the condenser. The annular stop produces a hollow cone of...
Insensitive Nuclei Enhanced by Polarization Transfer (INEPT)01:15

Insensitive Nuclei Enhanced by Polarization Transfer (INEPT)

Insensitive Nuclei Enhanced by Polarization Transfer (INEPT) is an advanced Nuclear Magnetic Resonance (NMR) technique specifically designed to detect and enhance the signals of low-abundance nuclei, such as carbon-13 and nitrogen-15, in small molecules. The fundamental principle behind INEPT is the transfer of polarization from a more abundant and highly polarizable nucleus, typically hydrogen-1, to the low-abundance nucleus of interest. This process effectively boosts the NMR signal of the...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Patient-Reported Outcome Measures Following Pulsed-Field Ablation Versus Thermal Ablation of Atrial Fibrillation: The PROMs-PFA Study.

Journal of cardiovascular electrophysiology·2026
Same author

Prehabilitation Before Cardiac Surgery and Structural Heart Interventions: An Umbrella Review of Pooled Evidence.

Journal of clinical medicine·2026
Same author

On the link between Fourier transformation and passive amplification in temporal Talbot array illuminators.

Optics letters·2026
Same author

Figure-of-8 Suture With a 3-Way Tap Versus Manual Compression After Atrial Fibrillation Ablation: The HARNESS Randomized Controlled Trial.

JACC. Clinical electrophysiology·2026
Same author

Beating heart transplantation: A single center's initial experience and propensity-matched analysis against national registry data.

JHLT open·2026
Same author

Quantum state revival via coherent energy redistribution.

Science advances·2026

Related Experiment Video

Updated: May 27, 2026

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
07:56

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

Reconfigurable optical differential phase-shift-keying pattern recognition based on incoherent photonic processing.

Antonio Malacarne1, Reza Ashrafi, Yongwoo Park

  • 1Institut National de la Recherche Scientifique, Énergie Matériaux Télécommunications, 1650 Lionel-Boulet, Varennes J3X1S2, Quebec, Canada. malacarne@emt.inrs.ca

Optics Letters
|November 4, 2011
PubMed
Summary

We developed a reconfigurable optical system for asynchronous differential phase-shift-keying (DPSK) pattern recognition. This technique enables dynamic switching between different bit patterns in high-speed optical data streams.

More Related Videos

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

Related Experiment Videos

Last Updated: May 27, 2026

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
07:56

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

Area of Science:

  • Photonics and Optical Communications
  • Signal Processing

Background:

  • Asynchronous optical pattern recognition is crucial for high-speed data processing.
  • Differential phase-shift-keying (DPSK) is a key modulation format in optical communications.

Purpose of the Study:

  • To propose and demonstrate a fully reconfigurable optical system for asynchronous DPSK pattern recognition.
  • To achieve dynamic switching of pattern recognition in optical bit streams.

Main Methods:

  • Utilized all-optical differentiation for phase-to-bipolar intensity conversion.
  • Employed an incoherent time-spectrum convolution system with spectral domain pattern implementation.
  • Used electronically programmable optical filters for full reconfigurability (bit rate, pattern sequence, pattern length).

Main Results:

  • Demonstrated dynamic recognition switching of different 64-bit patterns.
  • Operated on a continuous 12 Gb/s DPSK pseudorandom optical bit stream.
  • Achieved a contrast ratio up to 3.8 dB.

Conclusions:

  • The proposed technique offers a fully reconfigurable solution for asynchronous DPSK pattern recognition.
  • This method is suitable for dynamic adaptation in high-speed optical communication systems.