A 382nVrms 100GΩ@ 50Hz active electrode for dry-electrode EEG recording

G Qian, Y Suo, Q Cai, Y Lian… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article describes a low noise and ultra-high input impedance active electrode (AE)
interface chip for dry-electrode EEG recording. To compensate the input parasitic …

Ultrasonic backscatter communication for brain implants: Mathematical model, simulation, and measurement

MN Christensen, M Zamani, A Rashidi… - 2021 IEEE Biomedical …, 2021 - ieeexplore.ieee.org
In this paper, we present a mathematical and simulational model of an ultrasound
backscattering communication link for 1 mm 3 mm-sized brain implants. The mathematical …

Design of a Configurable 4-Channel Analog Front-End for EEG Signal Acquisition on 180nm CMOS Process

DH Le, CK Pham - REV Journal on Electronics and …, 2024 - mail.rev-jec.org
In this work, a 4-channel Analog Front-End (AFE) circuit has been proposed for EEG signal
recording. For EEG recording systems, the AFE may handle a wide range of sensor inputs …

Design of a Configurable Low-Noise 1-Channel Analog Front-End for EEG Signal Recording on 180nm CMOS Process

TH Pham, HA Huynh, CK Pham… - … Conference on Advanced …, 2023 - ieeexplore.ieee.org
In this paper, the authors present a 1-channel Analog Front End (AFE) circuit for recording
Electro-encephalogram (EEG) signals. The AFE is capable of supporting a variety of sensor …

Ultrasound-Based Wireless Powering Technologies

M Zamani, S Hosseini, K Laursen, A Rashidi… - … Power Technologies for …, 2024 - Springer
For many biomedical applications, acoustic power transfer is superior to other methods for
powering. This chapter is devoted to ultrasonically powered devices, the concept, and the …

Design of a Configurable 8-Channel Analog Front-End and Single-Ended 12-Bit SAR ADC for Biomedical Signal Acquisition on 180nm CMOS Process

TH Pham, CK Pham, DH Le - 2024 IEEE Region 10 …, 2024 - ieeexplore.ieee.org
In this work, a 8-channel Analog Front-End (AFE) circuit has been proposed for biomedical
signal recording and converting. The AFE had a broad bandwidth, low noise, adjustable …

A Magnitude/Phase Bio-Impedance Measurement System with PWM Output

M Zamani, Y Rezaeiyan, Y Koolivand, F Moradi… - 2022 - researchsquare.com
This paper presents an implantable bio-impedance device for long-term monitoring
applications. The proposed magnitude/phase system includes a low-power analog front-end …