Low power switched-resistor band-pass filter for neural recording channels in 130nm CMOS
Sign Up to like & getrecommendations! Published in 2020 at "Heliyon"
DOI: 10.1016/j.heliyon.2020.e04723
Abstract: In this work, we present a low-power 2nd order band-pass filter for neural recording applications. The central frequency of the passband is set to 375Hz and the quality factor to 5 to properly process the… read more here.
Keywords: band pass; neural recording; power; filter ... See more keywords
NanoPt - A Nanostructured Electrode Coating for Neural Recording and Microstimulation.
Sign Up to like & getrecommendations! Published in 2020 at "ACS applied materials & interfaces"
DOI: 10.1021/acsami.9b22798
Abstract: Bioelectronic devices, interfacing neural tissue for therapeutic, diagnostic or rehabilitation purposes, rely on small electrode contacts in order to achieve highly sophisticated communication at the neural interface. Reliable recording and safe stimulation with small electrodes… read more here.
Keywords: nanopt nanostructured; coating neural; neural recording; nanostructured electrode ... See more keywords
Impedance switching for neural recording with ferroelectric microelectrodes
Sign Up to like & getrecommendations! Published in 2023 at "Applied Physics Letters"
DOI: 10.1063/5.0143391
Abstract: We demonstrate ferroelectric and bipolar impedance switching behavior in 18-nm-thick epitaxial BaTiO3 (BTO) films in an electrolyte–ferroelectric–semiconductor (EFS) configuration. The system is explored for its potential as a ferroelectric microelectrode in bioelectronics. Cyclic voltammetry measurements… read more here.
Keywords: neural recording; switching neural; recording ferroelectric; ferroelectric microelectrodes ... See more keywords
A high-density carbon fiber neural recording array technology.
Sign Up to like & getrecommendations! Published in 2019 at "Journal of neural engineering"
DOI: 10.1088/1741-2552/aae8d9
Abstract: OBJECTIVE Microwire and Utah-style neural recording arrays are the predominant devices used for cortical neural recording, but the implanted electrodes cause a significant adverse biological response and suffer from well-studied performance degradation. Recent work has… read more here.
Keywords: carbon fiber; carbon; recording array; density ... See more keywords
Light-weight electrophysiology hardware and software platform for cloud-based neural recording experiments.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of neural engineering"
DOI: 10.1088/1741-2552/ac310a
Abstract: OBJECTIVE Neural activity represents a functional readout of neurons that is increasingly important to monitor in a wide range of experiments. Extracellular recordings have emerged as a powerful technique for measuring neural activity because these… read more here.
Keywords: neural activity; neural recording; hardware; recording experiments ... See more keywords
A High DR, DC-Coupled, Time-Based Neural-Recording IC With Degeneration R-DAC for Bidirectional Neural Interface
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2019.2930903
Abstract: The bidirectional neural interface is essential to realize the closed-loop neuromodulation, which is the core of next-generation neurological devices. For the bidirectional neural interface, a recording circuit with a high dynamic range (DR) is required… read more here.
Keywords: tex math; bidirectional neural; neural interface; inline formula ... See more keywords
A 6.5-μW 10-kHz BW 80.4-dB SNDR Gm-C-Based CT ∆∑ Modulator With a Feedback-Assisted Gm Linearization for Artifact-Tolerant Neural Recording
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2020.3018478
Abstract: This article presents a Gm-C-based continuous-time delta–sigma modulator (CTDSM) for artifact-tolerant neural recording interfaces. We propose the feedback-assisted Gm linearization technique, which is applied to the first Gm-C integrator by using a resistive feedback digital-to-analog… read more here.
Keywords: sub sub; sub; artifact tolerant; tolerant neural ... See more keywords
A Digitally Assisted Multiplexed Neural Recording System With Dynamic Electrode Offset Cancellation via an LMS Interference-Canceling Filter
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2021.3116021
Abstract: This article presents a low-power (LP) area-efficient implantable neural recording system that supports high-density neural implant (HDNI) applications. The system uses a time-division multiple access method to record from 16-neural electrodes simultaneously. A least mean… read more here.
Keywords: system; neural recording; recording system; tex math ... See more keywords
A Light-Tolerant Wireless Neural Recording IC for Motor Prediction With Near-Infrared-Based Power and Data Telemetry
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Journal of Solid-State Circuits"
DOI: 10.1109/jssc.2022.3141688
Abstract: Miniaturized and wireless near-infrared (NIR)-based neural recorders with optical powering and data telemetry have been introduced as a promising approach for safe long-term monitoring with the smallest physical dimension among state-of-the-art standalone recorders. However, the… read more here.
Keywords: neural recording; light tolerant; near infrared; power ... See more keywords
A PVT-Robust AFE-Embedded Error-Feedback Noise-Shaping SAR ADC With Chopper-Based Passive High-Pass IIR Filtering for Direct Neural Recording
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Biomedical Circuits and Systems"
DOI: 10.1109/tbcas.2022.3193944
Abstract: This paper presents a PVT-robust error-feedback (EF) noise-shaping SAR (NS-SAR) ADC for direct neural-signal recording. For closed-loop bidirectional neural interfaces enabling the next generation neurological devices, a wide-dynamic-range neural recording circuit is required to accommodate… read more here.
Keywords: pvt robust; neural recording; noise; direct neural ... See more keywords
Toward Completely Sampled Extracellular Neural Recording During fMRI
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Medical Imaging"
DOI: 10.1109/tmi.2022.3149002
Abstract: This work aims to estimate severe fMRI scanning artifacts in extracellular neural recordings made at ultrahigh magnetic field strengths in order to remove the artifact interferences and uncover the complete neural electrophysiology signal. We build… read more here.
Keywords: completely sampled; neural recording; field; extracellular neural ... See more keywords