Power efficiency comparison of event-driven and fixed-rate signal conversion and compression for biomedical applications

J Van Assche, G Gielen - IEEE Transactions on Biomedical …, 2020 - ieeexplore.ieee.org
Energy-constrained biomedical recording systems need power-efficient data converters and
good signal compression in order to meet the stringent power consumption requirements of …

[HTML][HTML] A subranging nonuniform sampling memristive neural network-based analog-to-digital converter

H You, A Amirsoleimani, J Xu, MR Azghadi… - … , Devices, Circuits and …, 2023 - Elsevier
This work presents a novel 4-bit subranging nonuniform sampling (NUS) memristive neural
network-based analog-to-digital converter (ADC) with improved performance trade-off …

A noise-shaped VCO-based nonuniform sampling ADC with phase-domain level crossing

TF Wu, MSW Chen - IEEE Journal of Solid-State Circuits, 2019 - ieeexplore.ieee.org
This paper introduces a voltage-controlled oscillator (VCO)-based nonuniform sampling
(NUS) analog-to-digital converter (ADC), which shifts the conventional voltage-domain level …

A 12-bit, 1.1-GS/s, low-power flash ADC

MK Adimulam, MB Srinivas - IEEE Transactions on Very Large …, 2022 - ieeexplore.ieee.org
In this article, an efficient architecture for a low-power, high-resolution flash analog-to-digital
converter (flash ADC) is presented. It operates at 12-bit resolution with a sampling frequency …

16.7 A 40MHz-BW 76.2 dB/78.0 dB SNDR/DR noise-shaping nonuniform sampling ADC with single phase-domain level crossing and embedded nonuniform digital …

TF Wu, MSW Chen - 2020 IEEE International Solid-State …, 2020 - ieeexplore.ieee.org
A low-power, wide-bandwidth, and high-dynamic-range (DR) ADC is one of the critical
building blocks in a wireless receiver design, in which a continuous-time delta-sigma …

A continuous-time pipeline ADC with reduced sensitivity to clock jitter

R Mittal - 2023 - dspace.mit.edu
With the advent of the fifth-generation (5G) standard for cellular networks, direct RF receivers
are becoming popular in applications such as cellular base stations. Such systems require …

Analysis of the Average Sampling Frequency for Level Crossing Analog-to-Digital Converters

M Ji, KM Chugg - MILCOM 2021-2021 IEEE Military …, 2021 - ieeexplore.ieee.org
This paper introduces two approaches to compute the average sampling frequency (ASF) of
ideal level crossing analog-to-digital converters (LC-ADCs). The first is based on Rice's …

A sampling jitter tolerant continuous-time pipeline ADC

R Mittal - 2020 - dspace.mit.edu
A sampling jitter tolerant continuous-time (CT) pipeline ADC has been presented in this
thesis. In conventional discrete-time (DT) pipeline ADCs, the input is sampled upfront. The …

Near constant delay comparator for closed-loop system

A Kumar - US Patent 11,258,395, 2022 - Google Patents
(57) ABSTRACT A voltage comparator and a programmable counter coupled to a high-
speed clock are used to provide a near constant delay time for use in a closed-loop system …

A low power 10-bit ash analog-to-digital converter with divide and collate subranging conversion scheme

F Begum, S Mishra, A Dandapat - Scientia Iranica, 2021 - scientiairanica.sharif.edu
The sampling rate plays a key role in wireless applications at very high-frequency range.
Flash analog-to-digital converter (ADC) betters the slow converter counterparts in this regard …