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

Advanced coded-aperture imaging system for nuclear medicine.

N Ohyama1, T Honda, J Tsujiuchi

  • 1Tokyo Institute of Technology, Imaging Science & Engineering Laboratory, 4259 Nagatsuta, Midoriku, Yokohama 227, Japan.

Applied Optics
|November 15, 1983
PubMed
Summary
This summary is machine-generated.

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

Tuberculous endocarditis: a case-based proposal for new diagnostic criteria.

IJTLD open·2025
Same author

Image quality and radiation dose of renal perfusion CT with low-dose contrast agent: a comparison with conventional CT using a 320-row system.

Clinical radiology·2019
Same author

Multiple Re-entry Closures After TEVAR for Ruptured Chronic Post-dissection Thoraco-abdominal Aortic Aneurysm.

EJVES short reports·2018
Same author

Holographic three-dimensional printer: new method.

Applied optics·2010
Same author

Separate measurements of surface shapes and refractive index inhomogeneity of an optical element using tunable-source phase shifting interferometry.

Applied optics·2010
Same author

Three-dimensional reconstruction of a bone image from cone beam projections.

Applied optics·2010
Same journal

Multifunctional reconfigurable terahertz metasurface based on vanadium dioxide phase transition: achieving broadband absorption and efficient polarization conversion.

Applied optics·2026
Same journal

High-Q-factor electromagnetically induced transparency utilizing quasi-bound states in the continuum in an all-dielectric terahertz metasurface.

Applied optics·2026
Same journal

Automated stitching interferometry for high-precision metrology of X-ray mirrors.

Applied optics·2026
Same journal

Experimental demonstration of an approach to designing a metal-dielectric DBR resonant cavity structure.

Applied optics·2026
Same journal

High-precision wavefront reconstruction from a single-shot interferogram using a physics-driven hybrid feature calibration network.

Applied optics·2026
Same journal

Ultra-high-Q Fano resonance based on coupled topological corner states in Kagome photonic crystals.

Applied optics·2026
See all related articles

This study introduces an advanced coded imaging system with unique coherent codes. The new system offers superior image reconstruction and tomogram capabilities, showing promise for nuclear medicine applications.

Area of Science:

  • Medical Imaging
  • Nuclear Medicine
  • Signal Processing

Background:

  • Conventional imaging systems often suffer from sidelobes, which can degrade image quality.
  • There is a need for advanced imaging techniques with higher efficiency and better reconstruction capabilities.

Purpose of the Study:

  • To describe an advanced coded imaging system utilizing coherent codes.
  • To present phantom experimental results demonstrating the system's capabilities.

Main Methods:

  • The system employs a pair of coherent codes (+1 and -1 codes).
  • Experiments were conducted using thyroid and ring phantoms to simulate medical imaging scenarios.

Main Results:

  • The advanced method eliminates sidelobes in the focal plane and minimizes them in other planes.

Related Experiment Videos

  • Perfect 2D object reconstruction with high detecting efficiency was achieved, simulated using a thyroid phantom (99mTc).
  • Tomographic reconstruction was successfully demonstrated using stacked ring phantoms with cold spots.

    • Conclusions:

    • The new coded imaging system exhibits significant advantages over conventional methods.
    • The system's ability to reconstruct images and tomograms with high fidelity makes it suitable for practical applications in nuclear medicine.