Implantable neurotechnologies: a review of integrated circuit neural amplifiers

KA Ng, E Greenwald, YP Xu, NV Thakor - Medical & biological engineering …, 2016 - Springer
Neural signal recording is critical in modern day neuroscience research and emerging
neural prosthesis programs. Neural recording requires the use of precise, low-noise …

A low-power, high CMRR neural amplifier system employing CMOS inverter-based OTAs with CMFB through supply rails

KA Ng, YP Xu - IEEE Journal of Solid-State Circuits, 2016 - ieeexplore.ieee.org
Multichannel neural amplifiers are commonly implemented with a shared reference whose
input impedance is several times lower than that of the corresponding signal inputs. This …

Compact low-power cortical recording architecture for compressive multichannel data acquisition

M Shoaran, MH Kamal, C Pollo… - IEEE transactions on …, 2014 - ieeexplore.ieee.org
This paper introduces an area-and power-efficient approach for compressive recording of
cortical signals used in an implantable system prior to transmission. Recent research on …

Advances in microelectronics for implantable medical devices

A Demosthenous - Advances in Electronics, 2014 - Wiley Online Library
Implantable medical devices provide therapy to treat numerous health conditions as well as
monitoring and diagnosis. Over the years, the development of these devices has seen …

A low-power current-reuse analog front-end for high-density neural recording implants

M Rezaei, E Maghsoudloo, C Bories… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
Studying brain activity in vivo requires collecting bioelectrical signals from several
microelectrodes simultaneously in order to capture neuron interactions. In this work, we …

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 …

A miniaturized 256-channel neural recording interface with area-efficient hybrid integration of flexible probes and CMOS integrated circuits

SY Park, K Na, M Vöröslakos, H Song… - IEEE Transactions …, 2021 - ieeexplore.ieee.org
We report a miniaturized, minimally invasive high-density neural recording interface that
occupies only a 1.53 mm 2 footprint for hybrid integration of a flexible probe and a 256 …

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 …

A wireless multi-channel peripheral nerve signal acquisition system-on-chip

KA Ng, C Yuan, A Rusly, AT Do, B Zhao… - IEEE Journal of Solid …, 2019 - ieeexplore.ieee.org
The adoption of chronic implantable peripheral nerve-based prosthetic devices is currently
hampered by the lack of a highly integrated neural signal acquisition system-on-chip (SoC) …