Non-invasive transcranial ultrasound stimulation for neuromodulation

G Darmani, TO Bergmann, KB Pauly, CF Caskey… - Clinical …, 2022 - Elsevier
Transcranial ultrasound stimulation (TUS) holds great potential as a tool to alter neural
circuits non-invasively in both animals and humans. In contrast to established non-invasive …

Wave physics as an analog recurrent neural network

TW Hughes, IAD Williamson, M Minkov, S Fan - Science advances, 2019 - science.org
Analog machine learning hardware platforms promise to be faster and more energy efficient
than their digital counterparts. Wave physics, as found in acoustics and optics, is a natural …

System and methods for on-body gestural interfaces and projection displays

SS Hazra, HS El-Ghoroury - US Patent 11,106,273, 2021 - Google Patents
(57) ABSTRACT A wearable system with a gestural interface for wearing on, for instance, the
wrist of a user. The system comprises an ultrasonic transceiver array structure and may …

Modeling nonlinear ultrasound propagation in heterogeneous media with power law absorption using a k-space pseudospectral method

BE Treeby, J Jaros, AP Rendell, BT Cox - The Journal of the Acoustical …, 2012 - pubs.aip.org
The simulation of nonlinear ultrasound propagation through tissue realistic media has a
wide range of practical applications. However, this is a computationally difficult problem due …

[HTML][HTML] Benchmark problems for transcranial ultrasound simulation: Intercomparison of compressional wave models

JF Aubry, O Bates, C Boehm, K Butts Pauly… - The Journal of the …, 2022 - pubs.aip.org
Computational models of acoustic wave propagation are frequently used in transcranial
ultrasound therapy, for example, to calculate the intracranial pressure field or to calculate …

Modeling of wave propagation for medical ultrasound: a review

J Gu, Y **g - IEEE transactions on ultrasonics, ferroelectrics …, 2015 - ieeexplore.ieee.org
Numerical modeling of medical ultrasound has advanced tremendously in the past two
decades. This opens up a great number of opportunities for medical ultrasound and …

Beamforming and speckle reduction using neural networks

D Hyun, LL Brickson, KT Looby… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
With traditional beamforming methods, ultrasound B-mode images contain speckle noise
caused by the random interference of subresolution scatterers. In this paper, we present a …

Sources of image degradation in fundamental and harmonic ultrasound imaging using nonlinear, full-wave simulations

GF Pinton, GE Trahey, JJ Dahl - IEEE transactions on …, 2011 - ieeexplore.ieee.org
A full-wave equation that describes nonlinear propagation in a heterogeneous attenuating
medium is solved numerically with finite differences in the time domain (FDTD). This …

Local speed of sound estimation in tissue using pulse-echo ultrasound: Model-based approach

M Jakovljevic, S Hsieh, R Ali… - The Journal of the …, 2018 - pubs.aip.org
A model and method to accurately estimate the local speed of sound in tissue from pulse-
echo ultrasound data is presented. The model relates the local speeds of sound along a …

“HIFU Beam:” a simulator for predicting axially symmetric nonlinear acoustic fields generated by focused transducers in a layered medium

PV Yuldashev, MM Karzova, W Kreider… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
" HIFU beam" is a freely available software tool that comprises a MATLAB toolbox combined
with a user-friendly interface and binary executable compiled from FORTRAN source code …