Advances in capacitive micromachined ultrasonic transducers

K Brenner, AS Ergun, K Firouzi, MF Rasmussen… - Micromachines, 2019 - mdpi.com
Capacitive micromachined ultrasonic transducer (CMUT) technology has enjoyed rapid
development in the last decade. Advancements both in fabrication and integration, coupled …

Integrated transceivers for emerging medical ultrasound imaging devices: A review

C Chen, MAP Pertijs - IEEE Open Journal of the Solid-State …, 2021 - ieeexplore.ieee.org
As medical ultrasound imaging moves from conventional cart-based scanners to new form
factors such as imaging catheters, hand-held point-of-care scanners and ultrasound …

A variable-gain low-noise transimpedance amplifier for miniature ultrasound probes

E Kang, M Tan, JS An, ZY Chang… - IEEE Journal of Solid …, 2020 - ieeexplore.ieee.org
This article presents a low-noise transimpedance amplifier (TIA) designed for miniature
ultrasound probes. It provides continuously variable gain to compensate for the time …

A pitch-matched high-frame-rate ultrasound imaging ASIC for catheter-based 3-D probes

YM Hopf, DS dos Santos… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
This article presents an application-specific integrated circuit (ASIC) for catheter-based 3-D
ultrasound imaging probes. The pitch-matched design implements a comprehensive …

Miniaturized 0.13-μm CMOS front-end analog for AlN PMUT arrays

I Zamora, E Ledesma, A Uranga, N Barniol - Sensors, 2020 - mdpi.com
This paper presents an analog front-end transceiver for an ultrasound imaging system
based on a high-voltage (HV) transmitter, a low-noise front-end amplifier (RX), and a …

A high sensitivity CMUT-based passive cavitation detector for monitoring microbubble dynamics during focused ultrasound interventions

RP Zangabad, H Lee, X Zhang… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Tracking and controlling microbubble (MB) dynamics in the human brain through acoustic
emission (AE) monitoring during transcranial focused ultrasound (tFUS) therapy are critical …

A reduced-wire ICE catheter ASIC with Tx beamforming and Rx time-division multiplexing

G Jung, C Tekes, MW Rashid… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
This paper presents a single chip reduced-wire active catheter application-specific
integrated circuit (ASIC), equipped with programmable transmit (Tx) beamforming and …

An RX AFE with programmable BP filter and digitization for ultrasound harmonic imaging

M Zhou, S Ouzounov, E Cantatore… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
This paper presents a front-end integrated circuit for ultrasound (US) harmonic imaging,
interfacing to a one-dimensional capacitive micromachined ultrasonic transducer (CMUT). It …

23.6 A 2pA/√ Hz transimpedance amplifier for miniature ultrasound probes with 36dB continuous-time gain compensation

E Kang, M Tan, JS An, Z Chang, P Vince… - … Solid-State Circuits …, 2020 - ieeexplore.ieee.org
Miniature ultrasound probes, such as the intra-cardiac echography (ICE) probe shown in
Fig. 23.6. 1, increasingly employ in-probe ASICs to interface with the elements of an …

A 256-element spiral CMUT array with integrated analog front end and transmit beamforming circuits

AS Savoia, B Mauti, L Fanni, A Bagolini… - 2018 IEEE …, 2018 - ieeexplore.ieee.org
MEMS-based Capacitive Micromachined Ultrasonic Transducer (CMUT) technology
enables the development of advanced transducer-electronics integrated multi-chip modules …