[HTML][HTML] Spatial coherence of backscattered signals in multi-line transmit ultrasound imaging and its effect on short-lag filtered-delay multiply and sum beamforming

G Matrone, A Ramalli - Applied Sciences, 2018 - mdpi.com
In Multi-Line Transmission (MLT), high frame-rate ultrasound imaging is achieved by the
simultaneous transmission of multiple focused beams along different directions, which …

High frame-rate, high resolution ultrasound imaging with multi-line transmission and filtered-delay multiply and sum beamforming

G Matrone, A Ramalli, AS Savoia… - IEEE transactions on …, 2016 - ieeexplore.ieee.org
Multi-Line Transmission (MLT) was recently demonstrated as a valuable tool to increase the
frame rate of ultrasound images. In this approach, the multiple beams that are …

A study of double-stage DMAS and p-DMAS for their relation in baseband ultrasound beamforming

CC Shen - Biomedical Signal Processing and Control, 2020 - Elsevier
Abstract Delay-multiply-and-sum (DMAS) imaging is capable of suppressing clutter
interference by introducing spatial coherence of received channel data into the beamforming …

Correlation-based modified delay-multiply-and-sum beamforming applied to medical ultrasound imaging

K Esmailian, BM Asl - Computer methods and programs in biomedicine, 2022 - Elsevier
Background and objective: Recently, the Filtered Delay-Multiply-and-Sum (F-DMAS)
beamformer was successfully applied to Ultrasound Imaging (UI), improving the image …

Filtered delay multiply and sum beamforming in plane-wave ultrasound imaging: Tests on simulated and experimental data

G Matrone, AS Savoia… - 2016 IEEE International …, 2016 - ieeexplore.ieee.org
Plane-wave ultrasound imaging allows achieving very high frame rates in the order of kHz,
as an entire image can be acquired using a single plane-wave transmission. Unfortunately …

Pixel-based approach to delay multiply and sum beamforming in combination with wiener filter for improving ultrasound image quality

H Guo, HW Xie, GQ Zhou, NQ Nguyen, RW Prager - Ultrasonics, 2023 - Elsevier
Unified pixel-based (PB) beamforming has been implemented for ultrasound imaging,
offering significant enhancements in lateral resolution compared to the conventional …

A filtered delay weight multiply and sum (F-DwMAS) beamforming for ultrasound imaging: Preliminary results

A Vayyeti, AK Thittai - 2020 IEEE 17th International Symposium …, 2020 - ieeexplore.ieee.org
In this paper, the development of a modified beamforming method, named as, Filtered Delay
Weight Multiply and Sum (F-DwMAS) beamforming is reported. The developed F-DwMAS …

Lag‐based filtered‐delay multiply and sum beamformer combined with two phase‐related factors for medical ultrasound imaging

K Song, P Liu, DC Liu - Computational and Mathematical …, 2020 - Wiley Online Library
A novel adaptive beamformer named filtered‐delay multiply and sum (F‐DMAS) has recently
been proposed. Compared to the delay and sum (DAS) beamforming algorithm, F‐DMAS …

Computationally efficient minimum-variance baseband delay-multiply-and-sum beamforming for adjustable enhancement of ultrasound image resolution

CC Shen - Ultrasonics, 2021 - Elsevier
Abstract Baseband Delay-Multiply-and-Sum (BB-DMAS) beamforming takes advantage of
the baseband spatial coherence of receiving aperture to improve image resolution and …

A comparison of coherence-based beamforming techniques in high-frame-rate ultrasound imaging with multi-line transmission

G Matrone, A Ramalli, J D'hooge… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
One of the current challenges in ultrasound imaging is achieving higher frame rates,
particularly in cardiac applications, where tracking the heart motion and other rapid events …