Wireless power transfer and telemetry for implantable bioelectronics

S Yoo, J Lee, H Joo, SH Sunwoo… - Advanced healthcare …, 2021 - Wiley Online Library
Implantable bioelectronic devices are becoming useful and prospective solutions for various
diseases owing to their ability to monitor or manipulate body functions. However …

Amplifiers in biomedical engineering: a review from application perspectives

L Kouhalvandi, L Matekovits, I Peter - Sensors, 2023 - mdpi.com
Continuous monitoring and treatment of various diseases with biomedical technologies and
wearable electronics has become significantly important. The healthcare area is an …

A 0.025-mm2 0.8-V 78.5-dB SNDR VCO-Based Sensor Readout Circuit in a Hybrid PLL- M Structure

W Zhao, S Li, B Xu, X Yang, X Tang… - IEEE Journal of Solid …, 2019 - ieeexplore.ieee.org
This article presents a capacitively coupled voltage-controlled oscillator (VCO)-based
sensor readout featuring a hybrid phase-locked loop (PLL)-ΔΣ modulator structure. It …

Bidirectional peripheral nerve interface with 64 second-order opamp-less ΔΣ ADCs and fully integrated wireless power/data transmission

M ElAnsary, J Xu, J Sales Filho, G Dutta… - IEEE Journal of Solid …, 2021 - ieeexplore.ieee.org
An active probe and microstimulator SoC for interfacing with peripheral nerves is presented.
It performs 64-channel artifact-tolerant neural recording, cuff imbalance compensation by …

Design of a low-power, high-data-rate, and crystal-less all-digital IR-UWB transmitter for high-density neural implants

J Lei, X Liu, W Song, H Huang, X Ma… - IEEE Journal of Solid …, 2024 - ieeexplore.ieee.org
This article presents an all-digital, crystal-less impulse radio ultra-wideband (IR-UWB)
transmitter for the high-density neural implants with several thousand channels. A six-order …

A battery-free neural-recording chip achieving 5.5 cm fully-implanted depth by galvanically-switching passive body channel communication

Y Shen, C Yang, Y Zhang, W Wang… - IEEE Journal of Solid …, 2024 - ieeexplore.ieee.org
Wireless fully implanted devices are widely adopted for long-term neural-recording
applications, where the cable-induced infection risk can be avoided. Battery-free …

Fascicle-selective bidirectional peripheral nerve interface IC with 173dB FOM noise-sha** SAR ADCs and 1.38 pJ/b frequency-multiplying current-ripple radio …

J Xu, J Sales Filho, S Nag, L Long… - … Solid-State Circuits …, 2023 - ieeexplore.ieee.org
The peripheral nervous system (PNS) provides a conduit through which organs can
communicate with the central nervous system. PNS neural interfaces have been deployed in …

Active neural interface circuits and systems for selective control of peripheral nerves: a review

M Habibollahi, D Jiang, HT Lancashire… - … Circuits and Systems, 2024 - ieeexplore.ieee.org
Interfaces with peripheral nerves have been widely developed to enable bioelectronic
control of neural activity. Peripheral nerve neuromodulation shows great potential in …

Fascicle-selective ultrasound-powered bidirectional wireless peripheral nerve interface IC

J Xu, J Sales Filho, S Nag, L Long… - … Circuits and Systems, 2023 - ieeexplore.ieee.org
This paper presents an innovative, minimally invasive, battery-free, wireless, peripheral
nervous system (PNS) neural interface, which seamlessly integrates a millimeter-scale …

An ultra-low-power neural signal acquisition analog front-end IC

L Tran, HK Cha - Microelectronics Journal, 2021 - Elsevier
A four-channel, power-efficient, low-noise neural recording analog front-end (AFE)
integrated circuit (IC) comprised of a low-noise amplifier (LNA), a programmable gain …