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

Field computation for two-dimensional array transducers with limited diffraction array beams.

Jian-Yu Lu1, Jiqi Cheng

  • 1Ultrasound Laboratory, Department of Bioengineering, The University of Toledo, Toledo, OH 43606, USA. jilu@eng.utoledo.edu

Ultrasonic Imaging
|June 10, 2006
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

Producing Bessel Beams With an RF Transformer.

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

Remote Super-Resolution Mapping of Wave Fields.

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

Modulation of Point Spread Function for Super-Resolution Imaging.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2023
Same author

Ultrasound Concave 2-D Ring Array for Retinal Stimulation.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2023
Same author

Performance Enhanced Ultrasound Probe Tracking With a Hemispherical Marker Rigid Body.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2021
Same author

Fabrication of an Extremely Cheap Poly(3,4-ethylenedioxythiophene) Modified Pencil Lead Electrode for Effective Hydroquinone Sensing.

Polymers·2021
Same journal

A Multi-Task Segmentation and Classification Network Based on Ultrasound Images for Predicting the Grading of Ascites in the Abdominal Cavity.

Ultrasonic imaging·2026
Same journal

Hybrid Physics-Driven Deep Learning for Enhanced Ultrasound Image Quality and Speckle Noise Suppression.

Ultrasonic imaging·2026
Same journal

Application of Super-Resolution Ultrasound Contrast Imaging in Differentiating Benign From Malignant Breast Tumors.

Ultrasonic imaging·2026
Same journal

A Novel Preprocessing Method for Common Carotid Artery Ultrasound Images Based on Phase Asymmetry Metric and Non-subsampled Shearlet Transform.

Ultrasonic imaging·2026
Same journal

Generalized Null Subtraction Factor: A Post-Filtering Framework for Contrast Enhancement in Ultrafast Ultrasound Imaging.

Ultrasonic imaging·2026
Same journal

Fourier Beamforming of Ultrasound Signals From Chirp Transmits Using the Chirp Scaling Algorithm.

Ultrasonic imaging·2026
See all related articles

A new method accurately calculates acoustic fields from 2D array transducers by decomposing them into limited diffraction beams. This computationally efficient technique is vital for near-field applications in medical imaging.

Area of Science:

  • Acoustics
  • Ultrasound Transducer Technology
  • Computational Physics

Background:

  • Calculating acoustic fields from two-dimensional (2D) array transducers is crucial for applications like medical imaging.
  • Existing methods can be computationally intensive, particularly for near-field calculations.
  • The need for accurate and efficient field calculation methods persists.

Purpose of the Study:

  • To develop a novel, accurate, and computationally efficient method for calculating fields generated by 2D array transducers.
  • To decompose complex 2D aperture weighting functions into simpler, analytically tractable limited diffraction beams.
  • To validate the method's accuracy and efficiency through simulations and experimental data.

Main Methods:

  • Decomposition of 2D aperture weighting functions into a superposition of limited diffraction array beams.

Related Experiment Videos

  • Utilizing analytical expressions for limited diffraction beams to compute continuous wave (cw) or pulse wave (pw) fields.
  • Simplification of the method for 1D array transducers and axially symmetric weighting functions (reducing to Fourier-Bessel method).

    • Main Results:

    • The proposed method accurately computes fields for various beam types, including Bessel beams, focused Gaussian beams, X waves, and asymmetric beams.
    • Computational efficiency is demonstrated, especially for near-field regions critical in medical imaging.
    • Results show high accuracy when compared to the Rayleigh-Sommerfeld diffraction formula and good agreement with experimental data.

    Conclusions:

    • The developed superposition method provides an accurate and computationally efficient approach for calculating fields from 2D array transducers.
    • This technique offers significant advantages for near-field acoustic field calculations, particularly relevant for medical ultrasound.
    • The method's versatility extends to 1D arrays and specific symmetric cases, broadening its applicability.