Recent years have seen fast advances in neural recording circuits and systems as they offer
a promising way to investigate real-time brain monitoring and the closed-loop modulation of …

High‐density neural recordings with superior spatiotemporal resolution powerfully unveil
cellular‐scale neural communication, showing great promise in neural science, translational …

This article presents a neural-recording IC with automatic gain control (AGC) according to
the input signal level. AGC enhances the dynamic range (DR) of the recording IC by more …

This work presents a bi-directional brain-computer interface (BD-BCI) including a high-
dynamic-range (HDR) two-step time-domain neural acquisition (TTNA) system and a high …

Wereport the design, implementation, and experimental characterization of an 8-channel
EEG recording IC (0.13 m CMOS, 12 mm total area) with a channel architecture that …

A chopper instrumentation amplifier (IA) dedicated for bio-potential acquisition usually
requires a linearized input stage for large electrode offset voltage accommodation. This …

With the advancement of brain science in recent years, the non-invasive brain-computer
interfaces (BCIs) based on electroencephalogram (EEG) acquisition have been widely …

This paper proposes a low-noise and low-power current-reuse analog front-end (AFE) for
multi-channel electrocardiography (ECG) acquisition. A new low-power orthogonal …

Bi-directional brain machine interfaces enable simultaneous brain activity monitoring and
neural modulation. However stimulation artifact can saturate instrumentation front-end, while …

This article presents a direct digitizing neural recorder that uses a body-induced offset based
DC servo loop to cancel electrode offset (EDO) on-chip. The bulk of the input pair is used to …