The challenges and emerging technologies for low-power artificial intelligence IoT systems

L Ye, Z Wang, Y Liu, P Chen, H Li… - … on Circuits and …, 2021 - ieeexplore.ieee.org
The Internet of Things (IoT) is an interface with the physical world that usually operates in
random-sparse-event (RSE) scenarios. This article discusses main challenges of IoT chips …

Ultrasound-on-chip platform for medical imaging, analysis, and collective intelligence

JM Rothberg, TS Ralston… - Proceedings of the …, 2021 - National Acad Sciences
Over the past half-century, ultrasound imaging has become a key technology for assessing
an ever-widening range of medical conditions at all stages of life. Despite ultrasound's …

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 …

34.1 an 8960-element ultrasound-on-chip for point-of-care ultrasound

N Sanchez, K Chen, C Chen… - … Solid-State Circuits …, 2021 - ieeexplore.ieee.org
Point-of-care ultrasound (POCUS) is transforming healthcare worldwide as a diagnostic tool
with the potential to significantly reduce the delay between symptom onset and initiation of …

A wide-bandwidth ultrasound receiver and on-chip ultrasound transmitter for ultrasound capsule endoscopy

K Jeong, G Yun, J Choi, I Choi, J Son… - IEEE Journal of Solid …, 2023 - ieeexplore.ieee.org
This article presents an ultrasound (US) transceiver IC including a highly power-efficient US
receiver (RX) and a high-voltage (HV) US transmitter (TX) for US capsule endoscopy …

Energy-efficient high-voltage pulsers for ultrasound transducers

J Choi, S Youn, JY Hwang, S Ha… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
This brief reviews high-voltage pulsers for ultrasound imaging systems with a focus on
energy efficiency. Most ultrasound imaging systems have been developed with the aim of …

11.1 A 5.37 mW/channel pitch-matched ultrasound ASIC with dynamic-bit-shared SAR ADC and 13.2 V charge-recycling TX in standard CMOS for intracardiac …

J Lee, KR Lee, BE Eovino, JH Park… - … Solid-State Circuits …, 2019 - ieeexplore.ieee.org
Intracardiac echocardiography (ICE) is an ultrasound sonogram that visualizes the
anatomical structure of the heart in real time, with a mm-scale catheter inserted through the …

An impulse radio PWM-based wireless data acquisition sensor interface

J Lim, A Rezvanitabar, FL Degertekin… - IEEE sensors …, 2018 - ieeexplore.ieee.org
A sensor interface circuit based on impulse radio pulse width modulation (IR-PWM) is
presented for low power and high throughput wireless data acquisition systems (wDAQ) with …

28-nm CMOS Ultrasound AFE With Split Attenuation for Optimizing Gain-Range, Noise, and Area

X Yu, Z Chen, S Wu, L Liu, H Chi… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper presents split attenuators combined with adjustable gain amplifiers as a two-
stage time-gain compensation (TGC), such that it can extend the gain range of the Analog …

A multiphase resonance-based boosting rectifier with dual outputs for wireless power transmission

J Lim, B Lee, M Ghovanloo - IEEE Transactions on Power …, 2019 - ieeexplore.ieee.org
This paper proposes a multiphase resonance-based rectifier (MPRR), capable of delivering
power to multiple loads with large difference in their output voltages. This behavior is …