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 Experiment Videos

Phase demodulation from a single fringe pattern based on a correlation technique.

Eric Robin1, Valéry Valle

  • 1Laboratoire de Mécanique des Solides, Unité Mixte de Recherche, Université de Poitiers, Téléport, Boulevard Pierre et Marie Curie, BP Futuroscope Chasseneuil Cedex, France. eric.robin@lms.univ-poitiers.fr

Applied Optics
|August 10, 2004
PubMed
Summary

We developed a new modulated phase correlation method to determine demodulated phase from a single fringe pattern. This technique uses a correlation approach to find similarities between fringe patterns and mathematical models.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Biomechanical analysis of medial tibial cartilage by 7T magnetic resonance imaging and digital volume correlation: a preliminary study of variations caused meniscus ramp lesions.

Journal of orthopaedic surgery and research·2025
Same author

Impact of electron beam propagation on high-resolution quantitative chemical analysis of 1-nm-wide GaN/AlGaN quantum wells.

Ultramicroscopy·2025
Same author

Al-Ge-Al Nanowire Heterostructure: From Single-Hole Quantum Dot to Josephson Effect.

Advanced materials (Deerfield Beach, Fla.)·2021
Same author

Solubility Limit of Ge Dopants in AlGaN: A Chemical and Microstructural Investigation Down to the Nanoscale.

ACS applied materials & interfaces·2021
Same author

The role of surface diffusion in the growth mechanism of III-nitride nanowires and nanotubes.

Nanotechnology·2020
Same author

Reversible Al Propagation in Si <sub></sub> Ge<sub>1-</sub> Nanowires: Implications for Electrical Contact Formation.

ACS applied nano materials·2020

Area of Science:

  • Optics and Photonics
  • Image Processing
  • Metrology

Background:

  • Phase determination from fringe patterns is crucial in optical metrology.
  • Existing methods often require multiple fringe patterns or complex algorithms.
  • A robust method for single fringe pattern analysis is needed.

Purpose of the Study:

  • To introduce a novel method for demodulating phase from a single fringe pattern.
  • To validate the effectiveness of the modulated phase correlation technique.
  • To provide a computationally efficient approach for phase retrieval.

Main Methods:

  • A correlation technique is employed to analyze fringe patterns.
  • The method compares a real fringe pattern with a mathematical model within a region of interest.

Related Experiment Videos

  • Similarity assessment is used to determine the demodulated phase.

    • Main Results:

    • The modulated phase correlation method successfully retrieves phase information from single fringe patterns.
    • The technique demonstrates robustness across various tested examples.
    • Quantitative and qualitative assessments confirm the method's accuracy.

    Conclusions:

    • Modulated phase correlation offers a reliable solution for single fringe pattern phase demodulation.
    • This method simplifies phase retrieval in optical measurement systems.
    • The technique has potential applications in diverse fields requiring precise phase analysis.