A survey of neural front end amplifiers and their requirements toward practical neural interfaces

E Bharucha, H Sepehrian, B Gosselin - Journal of Low Power Electronics …, 2014 - mdpi.com
When designing an analog front-end for neural interfacing, it is hard to evaluate the interplay
of priority features that one must upkeep. Given the competing nature of design …

A sub-microwatt asynchronous level-crossing ADC for biomedical applications

Y Li, D Zhao, WA Serdijn - IEEE Transactions on Biomedical …, 2013 - ieeexplore.ieee.org
A continuous-time level-crossing analog-to-digital converter (LC-ADC) for biomedical
applications is presented. When compared to uniform-sampling (US) ADCs LC-ADCs …

Continuous time level crossing sampling ADC for bio-potential recording systems

W Tang, A Osman, D Kim, B Goldstein… - … on Circuits and …, 2013 - ieeexplore.ieee.org
In this paper we present a fixed window level crossing sampling analog to digital convertor
for bio-potential recording sensors. This is the first proposed and fully implemented fixed …

[PDF][PDF] Asynchronous level crossing ADC design for wearable devices: a review

A Antony, SR Paulson, DJ Moni - Int J Appl Eng Res, 2018 - academia.edu
Asynchronous level crossing ADCs (LC ADC) saves power through non-uniform sampling
making it suitable for wearable devices. This paper presents a review of asynchronous level …

Derivative level-crossing sampling

P Martínez-Nuevo, S Patil… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
A new continuous-time level-crossing sampling LCS technique, which is called derivative
LCS (DLCS), and associated reconstruction are proposed for bandpass signals. The …

A flexible, event-driven digital filter with frequency response independent of input sample rate

C Vezyrtzis, W Jiang, SM Nowick… - IEEE Journal of Solid …, 2014 - ieeexplore.ieee.org
This paper presents a clockless digital filter able to process inputs of different rates and
formats, synchronous or asynchronous, with no adjustment needed to handle each input …

Asynchronous communication for wireless sensors using ultra wideband impulse radio

Q Hu, C Yi, J Kliewer, W Tang - 2015 IEEE 58th International …, 2015 - ieeexplore.ieee.org
This paper addresses simulations and design of an asynchronous integrated ultra wideband
impulse radio transmitter and receiver suitable for low-power miniaturized wireless sensors …

Integrate and fire circuit as an ADC replacement

M Rastogi, AS Alvarado, JG Harris… - … Symposium of Circuits …, 2011 - ieeexplore.ieee.org
We evaluate the performance of an asynchronous analog-to-digital converter known as the
Integrate and Fire (I&F) circuit. The reconstruction algorithm for the sampler is presented …

Self-biased ultralow power current-reused neural amplifier with on-chip analog spike detections

J Kim, H Ko - IEEE Access, 2019 - ieeexplore.ieee.org
An ultralow power 0.6 V neural amplifier with on-chip analog spike detection is presented. A
capacitively-coupled instrumentation amplifier (CCIA) with the current-reused and self …

A continuous-time level-crossing ADC with 1-bit DAC and 3-input comparator

Y Li, WA Serdijn - … Symposium on Circuits and Systems (ISCAS …, 2012 - ieeexplore.ieee.org
A novel continuous-time level-crossing analog-to-digital converter (LC-ADC) for biomedical
application is proposed. Lower power consumption and less design complexity with respect …