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 …

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 …

An integrated 2D ultrasound phased array transmitter in CMOS with pixel pitch-matched beamforming

T Costa, C Shi, K Tien, J Elloian… - … Circuits and Systems, 2021 - ieeexplore.ieee.org
Emerging non-imaging ultrasound applications, such as ultrasonic wireless power delivery
to implantable devices and ultrasound neuromodulation, require wearable form factors …

Integrated circuits for medical ultrasound applications: Imaging and beyond

Y Zhang, A Demosthenous - IEEE Transactions on Biomedical …, 2021 - ieeexplore.ieee.org
Medical ultrasound has become a crucial part of modern society and continues to play a vital
role in the diagnosis and treatment of illnesses. Over the past decades, the development of …

A 36-channel auto-calibrated front-end ASIC for a pMUT-based miniaturized 3-D ultrasound system

J Lee, KR Lee, BE Eovino, JH Park… - IEEE Journal of Solid …, 2021 - ieeexplore.ieee.org
We present an area-and power-efficient application-specific integrated circuit (ASIC) for a
miniaturized 3-D ultrasound system. The ASIC is designed to transmit pulse and receive …

A 2d ultrasound phased-array transmitter asic for high-frequency us stimulation and powering

H Rivandi, TL Costa - IEEE transactions on biomedical circuits …, 2023 - ieeexplore.ieee.org
Ultrasound (US) neuromodulation and ultrasonic power transfer to implanted devices
demand novel ultrasound transmitters capable of steering focused ultrasound waves in 3D …

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 front-end ASIC with integrated subarray beamforming ADC for miniature 3-D ultrasound probes

C Chen, Z Chen, D Bera, E Noothout… - IEEE Journal of Solid …, 2018 - ieeexplore.ieee.org
This paper presents a front-end application-specified integrated circuit (ASIC) integrated
with a 2-D PZT matrix transducer that enables in-probe digitization with acceptable power …

A pitch-matched transceiver ASIC with shared hybrid beamforming ADC for high-frame-rate 3-D intracardiac echocardiography

YM Hopf, BW Ossenkoppele… - IEEE Journal of Solid …, 2022 - ieeexplore.ieee.org
In this article, an application-specific integrated circuit (ASIC) for 3-D, high-frame-rate
ultrasound imaging probes is presented. The design is the first to combine element-level …

Bidirectional bioelectronic interfaces: System design and circuit implications

Y Liu, A Urso, RM Da Ponte, T Costa… - IEEE Solid-State …, 2020 - ieeexplore.ieee.org
The total economic cost of neurological disorders exceeds£ 100 billion per annum in the
United Kingdom alone, yet pharmaceutical companies continue to cut investments due to …