Results 11 to 20 of about 14,821 (206)

A 12 bit 76MS/s SAR ADC with a Capacitor Merged Technique in 0.18µm CMOS Technology [PDF]

open access: yesJournal of Electrical and Computer Engineering Innovations, 2017
A new high-resolution and high-speed fully differential Successive Approximation Register (SAR) Analog to Digital Converter (ADC) based on Capacitor Merged Technique is presented in this paper.
S. Mahdavi
doaj   +1 more source

A low‐power and area‐efficient ultrasound receiver using beamforming successive approximation register analog‐to‐digital converter with capacitive digital‐to‐analog converter combined delay cell structure for 3‐D imaging systems

open access: yesElectronics Letters, 2022
The authors present a low‐power area‐efficient subarray beamforming receiver (RX) structure for a miniaturized 3‐D ultrasound imaging system. Given that the delay‐and‐sum (DAS) and digitization functions consume most of the area and power in the receiver,
Seungah Lee, Soohyun Yun, Joonsung Bae
doaj   +1 more source

A 1.2v ΔΣ ADC Modulator Using 4-bit SAR Quantizer for Biomedical Applications by using 65nm CMOS Technology [PDF]

open access: yesMATEC Web of Conferences
This research focuses on enhancing Sigma-Delta ADC modulators for biomedical applications by leveraging the working principle of Successive Approximation ADC circuits.
Lakshmi Bhavani G.   +6 more
doaj   +1 more source

A Survey on Analog-to-Digital Converter Integrated Circuits for Miniaturized High Resolution Ultrasonic Imaging System

open access: yesMicromachines, 2022
As traditional ultrasonic imaging systems (UIS) are expensive, bulky, and power-consuming, miniaturized and portable UIS have been developed and widely utilized in the biomedical field.
Dongdong Chen   +6 more
doaj   +1 more source

A 76nW, 4kS/s 10-bit SAR ADC with offset cancellation for biomedical applications [PDF]

open access: yes, 2016
This paper presents a 10-bit fully-differential rail-to-rail successive approximation (SAR) ADC designed for biomedical applications. The ADC, fabricated in a 180nm HV CMOS technology, features low switching energy consumption and employs a time-domain ...
Carrasco Robles, Manuel   +4 more
core   +1 more source

A Biomedical Sensor System With Stochastic A/D Conversion and Error Correction by Machine Learning

open access: yesIEEE Access, 2019
This paper presents a high-precision biomedical sensor system with a novel analog-frontend (AFE) IC and error correction by machine learning. The AFE IC embeds an analog-to-digital converter (ADC) architecture called successive stochastic approximation ...
Yusaku Hirai   +6 more
doaj   +1 more source

A low-power reconfigurable ADC for biomedical sensor interfaces [PDF]

open access: yes, 2009
This paper presents a 12-bit low-voltage low-power reconfigurable Analog-to-Digital Converter (ADC). The design employs Switched Capacitor (SC) techniques and implements a Successive Approximation (SA) algorithm.
Delgado Restituto, Manuel   +3 more
core   +1 more source

A 10-bit Charge-Redistribution ADC Consuming 1.9 μW at 1 MS/s [PDF]

open access: yes, 2010
This paper presents a 10 bit successive approximation ADC in 65 nm CMOS that benefits from technology scaling. It meets extremely low power requirements by using a charge-redistribution DAC that uses step-wise charging, a dynamic two-stage comparator and
Elzakker, Michiel van   +5 more
core   +2 more sources

The Impact of Analog-to-Digital Converter Architecture and Variability on Analog Neural Network Accuracy

open access: yesIEEE Journal on Exploratory Solid-State Computational Devices and Circuits, 2023
The analog-to-digital converter (ADC) is not only a key component in analog in-memory computing (IMC) accelerators but also a bottleneck for the efficiency and accuracy of these systems. While the tradeoffs between power consumption, latency, and area in
Matthew Spear   +5 more
doaj   +1 more source

11 b 200 MS/s 28‐nm CMOS 2b/cycle successive‐approximation register analogue‐to‐digital converter using offset‐mismatch calibrated comparators

open access: yesElectronics Letters, 2023
This letter presents an 11 b 200 MS/s 28 nm CMOS 2b/cycle successive‐approximation register (SAR) analogue‐to‐digital converter (ADC). The offset calibration technique is proposed to reduce the comparator offset mismatch that degrades the linearity of ...
Jaehyuk Lee   +9 more
doaj   +1 more source

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