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

Sparse 2-D arrays for 3-D phased array imaging--design methods.

Andreas Austeng1, Sverre Holm

  • 1Department of Informatics, University of Oslo, Blindern, Norway. Andreas.Austeng@ifi.uio.no

IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control
|August 31, 2002
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

Proof of concept for full-waveform inversion in ultrasound time-harmonic shear-wave elastography.

Physics in medicine and biology·2026
Same author

Circulating B-cell activating factor in acute coronary syndromes - association with adverse outcomes and progression of heart failure.

Atherosclerosis·2026
Same author

The effects of interleukin-6-receptor inhibition on monocytes in STEMI: a substudy of the ASSAIL-MI trial.

EBioMedicine·2025
Same author

Energy landscape interpretation of universal linearly increasing absorption with frequency.

The Journal of the Acoustical Society of America·2025
Same author

Alternative Complement Pathway in Carotid Atherosclerosis: Low Plasma Properdin Levels Associate With Long-Term Cardiovascular Mortality.

Journal of the American Heart Association·2025
Same author

Clairvoyant performance bounds for adaptive beamforming in pulse-echo imaging.

The Journal of the Acoustical Society of America·2025
Same journal

Theoretical Foundations of the Echo Envelope Statistical Modeling: A Tutorial.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
Same journal

Practical Demonstrations of FR3-Band Thin-Film Lithium Niobate Acoustic Filter Design.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
Same journal

Real-Time Heterogeneous Helical Wave Spectrum Method for Transabdominal Passive Acoustic Mapping.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
Same journal

Cascaded Plane Wave Ultrasound Velocity Vector Imaging: In Vivo Feasibility in Carotid Arteries.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
Same journal

Quantitative Acoustic Attenuation Scanning Using a Phase-Insensitive Ultrasound Computed Tomography System.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
Same journal

FPGA-Accelerated CNN Reconstruction for Low-Power Sparse-Array Ultrasound Imaging.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2025
See all related articles

New sparse 2-D layouts for 3-D ultrasound systems improve image quality by suppressing grating lobes. These designs offer flexibility and tunable performance, approaching dense array quality while maintaining simplicity.

Area of Science:

  • Medical Imaging
  • Acoustic Engineering
  • Signal Processing

Background:

  • Real-time 3-D ultrasound systems require efficient channel utilization for high-quality volume imaging.
  • Sparse 2-D layouts are a promising technique to limit complexity in these systems.
  • Existing sparse array designs, like Vernier arrays, have limitations in sidelobe performance compared to dense arrays.

Purpose of the Study:

  • To develop novel sparse 2-D array layouts for 3-D ultrasound.
  • To improve upon the performance of existing sparse array designs, specifically addressing sidelobe issues.
  • To create designs with enhanced flexibility and construction simplicity.

Main Methods:

  • Proposed new methods based on grating lobe suppression principles.

Related Experiment Videos

  • Developed symmetric and non-symmetric regular sparse periodic and radially periodic designs.
  • Introduced strategies for creating sparse arrays with non-overlapping elements.

    • Main Results:

    • The new layouts demonstrate performance comparable to Vernier arrays and approaching that of dense arrays.
    • Achieved suppression of grating lobes in the proposed sparse periodic and radially periodic designs.
    • The designs offer a trade-off between sidelobe peaks and sidelobe energy.

    Conclusions:

    • The proposed sparse 2-D layouts offer a significant advancement for 3-D ultrasound systems.
    • These designs provide a balance between performance, construction simplicity, and flexibility.
    • The developed methods enable high-quality volume imaging with reduced system complexity.