C Sumi, N Yamazaki - US Patent 10,624,612, 2020 - Google Patents
US10624612B2 - Beamforming method, measurement and imaging instruments, and communication instruments - Google Patents US10624612B2 - Beamforming method …
Motion extracted from the carotid artery wall provides unique information for vascular health evaluation. Carotid artery longitudinal wall motion corresponds to the multiphasic arterial …
JA Jensen, SI Nikolov, CH Alfred… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
This paper gives a review of the most important methods for blood velocity vector flow imaging (VFI) for conventional sequential data acquisition. This includes multibeam …
H Rivaz, EM Boctor, MA Choti… - IEEE transactions on …, 2010 - ieeexplore.ieee.org
This paper introduces two real-time elastography techniques based on analytic minimization (AM) of regularized cost functions. The first method (1D AM) produces axial strain and …
C Sumi, N Yamazaki - US Patent 11,125,866, 2021 - Google Patents
A measurement and imaging instrument capable of beamforming with high speed and high accuracy without approximate calculation. The instrument includes a reception unit which …
Ultrafast ultrasound is a promising imaging modality that enabled, inter alia, the development of pulse wave imaging and the local velocity estimation of the so-called pulse …
RZ Azar, O Goksel… - IEEE transactions on …, 2010 - ieeexplore.ieee.org
A widely used time-domain technique for motion or delay estimation between digitized ultrasound RF signals involves the maximization of a discrete pattern-matching function …
A Basarab, P Gueth, H Liebgott… - IEEE transactions on …, 2009 - ieeexplore.ieee.org
A phase-based block matching method adapted to motion estimation with unconventional beamforming strategies is presented. The unconventional beamforming technique used …
JA Jensen - IEEE transactions on ultrasonics, ferroelectrics …, 2017 - ieeexplore.ieee.org
A method for estimating vector velocities using transverse oscillation (TO) combined with directional beamforming is presented. In directional TO (DTO), a normal focused field is …