Design, implementation, and medical applications of 2-D ultrasound sparse arrays

A Ramalli, E Boni, E Roux, H Liebgott… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
An ultrasound sparse array consists of a sparse distribution of elements over a 2-D aperture.
Such an array is typically characterized by a limited number of elements, which in most …

Practical guide to ultrasound beam forming: Beam pattern and image reconstruction analysis

L Demi - Applied Sciences, 2018 - mdpi.com
Starting from key ultrasound imaging features such as spatial and temporal resolution,
contrast, penetration depth, array aperture, and field-of-view (FOV) size, the reader will be …

[HTML][HTML] Non-invasive transcranial volumetric ultrasound localization microscopy of the rat brain with continuous, high volume-rate acquisition

JR McCall, F Santibanez, H Belgharbi, GF Pinton… - Theranostics, 2023 - ncbi.nlm.nih.gov
Rationale: Structure and function of the microvasculature provides critical information about
disease state, can be used to identify local regions of pathology, and has been shown to be …

3-D super-resolution ultrasound imaging with a 2-D sparse array

S Harput, K Christensen-Jeffries… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
High-frame-rate 3-D ultrasound imaging technology combined with super-resolution
processing method can visualize 3-D microvascular structures by overcoming the diffraction …

Two-stage motion correction for super-resolution ultrasound imaging in human lower limb

S Harput, K Christensen-Jeffries… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
The structure of microvasculature cannot be resolved using conventional ultrasound (US)
imaging due to the fundamental diffraction limit at clinical US frequencies. It is possible to …

ULA-OP 256: A 256-channel open scanner for development and real-time implementation of new ultrasound methods

E Boni, L Bassi, A Dallai, F Guidi… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
Open scanners offer an increasing support to the ultrasound researchers who are involved
in the experimental test of novel methods. Each system presents specific performance in …

Experimental 3-D ultrasound imaging with 2-D sparse arrays using focused and diverging waves

E Roux, F Varray, L Petrusca, C Cachard, P Tortoli… - Scientific reports, 2018 - nature.com
Three dimensional ultrasound (3-D US) imaging methods based on 2-D array probes are
increasingly investigated. However, the experimental test of new 3-D US approaches is …

Ultrafast 3-D ultrasound imaging using row–column array-specific frame-multiply-and-sum beamforming

J Hansen-Shearer, M Lerendegui… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
Row–column arrays have been shown to be able to generate 3-D ultrafast ultrasound
images with an order of magnitude less independent electronic channels than traditional 2 …

2-D ultrasound sparse arrays multidepth radiation optimization using simulated annealing and spiral-array inspired energy functions

E Roux, A Ramalli, P Tortoli, C Cachard… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
Full matrix arrays are excellent tools for 3-D ultrasound imaging, but the required number of
active elements is too high to be individually controlled by an equal number of scanner …

Air-coupled ultrasonic spiral phased array for high-precision beamforming and imaging

G Allevato, M Rutsch, J Hinrichs… - IEEE Open Journal …, 2022 - ieeexplore.ieee.org
Sparse spiral phased arrays are advantageous for many emerging air-coupled ultrasonic
applications, since grating lobes are prevented without being constrained to the half …